diff options
Diffstat (limited to 'xlators/storage/posix/src/posix-inode-fd-ops.c')
| -rw-r--r-- | xlators/storage/posix/src/posix-inode-fd-ops.c | 8575 |
1 files changed, 4288 insertions, 4287 deletions
diff --git a/xlators/storage/posix/src/posix-inode-fd-ops.c b/xlators/storage/posix/src/posix-inode-fd-ops.c index e467706db0c..2cb65d7fd0e 100644 --- a/xlators/storage/posix/src/posix-inode-fd-ops.c +++ b/xlators/storage/posix/src/posix-inode-fd-ops.c @@ -68,17 +68,21 @@ extern char *marker_xattrs[]; #undef HAVE_SET_FSID #ifdef HAVE_SET_FSID -#define DECLARE_OLD_FS_ID_VAR uid_t old_fsuid; gid_t old_fsgid; - -#define SET_FS_ID(uid, gid) do { \ - old_fsuid = setfsuid (uid); \ - old_fsgid = setfsgid (gid); \ - } while (0) - -#define SET_TO_OLD_FS_ID() do { \ - setfsuid (old_fsuid); \ - setfsgid (old_fsgid); \ - } while (0) +#define DECLARE_OLD_FS_ID_VAR \ + uid_t old_fsuid; \ + gid_t old_fsgid; + +#define SET_FS_ID(uid, gid) \ + do { \ + old_fsuid = setfsuid(uid); \ + old_fsgid = setfsgid(gid); \ + } while (0) + +#define SET_TO_OLD_FS_ID() \ + do { \ + setfsuid(old_fsuid); \ + setfsgid(old_fsgid); \ + } while (0) #else @@ -95,3756 +99,3789 @@ extern char *marker_xattrs[]; struct timeval otherwise. */ #if HAVE_UTIMENSAT -#define SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv, nanosecs) \ - tv.tv_nsec = nanosecs +#define SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv, nanosecs) tv.tv_nsec = nanosecs #else -#define SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv, nanosecs) \ - tv.tv_usec = nanosecs / 1000 +#define SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv, nanosecs) \ + tv.tv_usec = nanosecs / 1000 #endif -static char *disallow_removexattrs[] = { - GF_XATTR_VOL_ID_KEY, - GFID_XATTR_KEY, - NULL -}; +static char *disallow_removexattrs[] = {GF_XATTR_VOL_ID_KEY, GFID_XATTR_KEY, + NULL}; int32_t -posix_stat (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) +posix_stat(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) { - struct iatt buf = {0,}; - int32_t op_ret = -1; - int32_t op_errno = 0; - struct posix_private *priv = NULL; - char *real_path = NULL; - dict_t *xattr_rsp = NULL; + struct iatt buf = { + 0, + }; + int32_t op_ret = -1; + int32_t op_errno = 0; + struct posix_private *priv = NULL; + char *real_path = NULL; + dict_t *xattr_rsp = NULL; - DECLARE_OLD_FS_ID_VAR; + DECLARE_OLD_FS_ID_VAR; - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); - priv = this->private; - VALIDATE_OR_GOTO (priv, out); + priv = this->private; + VALIDATE_OR_GOTO(priv, out); - SET_FS_ID (frame->root->uid, frame->root->gid); + SET_FS_ID(frame->root->uid, frame->root->gid); - MAKE_INODE_HANDLE (real_path, this, loc, &buf); + MAKE_INODE_HANDLE(real_path, this, loc, &buf); - if (op_ret == -1) { - op_errno = errno; - if (op_errno == ENOENT) { - gf_msg_debug(this->name, 0, "lstat on %s failed: %s", - real_path ? real_path : "<null>", - strerror (op_errno)); - } else { - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_LSTAT_FAILED, "lstat on %s failed", - real_path ? real_path : "<null>"); - } - goto out; + if (op_ret == -1) { + op_errno = errno; + if (op_errno == ENOENT) { + gf_msg_debug(this->name, 0, "lstat on %s failed: %s", + real_path ? real_path : "<null>", strerror(op_errno)); + } else { + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_LSTAT_FAILED, + "lstat on %s failed", real_path ? real_path : "<null>"); } - if (xdata) { - xattr_rsp = posix_xattr_fill (this, real_path, loc, NULL, -1, - xdata, &buf); + goto out; + } + if (xdata) { + xattr_rsp = posix_xattr_fill(this, real_path, loc, NULL, -1, xdata, + &buf); - posix_cs_maintenance (this, NULL, loc, NULL, &buf, real_path, - xdata, &xattr_rsp, _gf_true); - } + posix_cs_maintenance(this, NULL, loc, NULL, &buf, real_path, xdata, + &xattr_rsp, _gf_true); + } - op_ret = 0; + op_ret = 0; out: - SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (stat, frame, op_ret, op_errno, &buf, xattr_rsp); - if (xattr_rsp) - dict_unref (xattr_rsp); + SET_TO_OLD_FS_ID(); + STACK_UNWIND_STRICT(stat, frame, op_ret, op_errno, &buf, xattr_rsp); + if (xattr_rsp) + dict_unref(xattr_rsp); - return 0; + return 0; } static int -posix_do_chmod (xlator_t *this, const char *path, struct iatt *stbuf) +posix_do_chmod(xlator_t *this, const char *path, struct iatt *stbuf) { - int32_t ret = -1; - mode_t mode = 0; - mode_t mode_bit = 0; - struct posix_private *priv = NULL; - struct stat stat; - int is_symlink = 0; - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - ret = sys_lstat (path, &stat); - if (ret != 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_LSTAT_FAILED, - "lstat failed: %s", path); - goto out; + int32_t ret = -1; + mode_t mode = 0; + mode_t mode_bit = 0; + struct posix_private *priv = NULL; + struct stat stat; + int is_symlink = 0; + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + ret = sys_lstat(path, &stat); + if (ret != 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_LSTAT_FAILED, + "lstat failed: %s", path); + goto out; + } + + if (S_ISLNK(stat.st_mode)) + is_symlink = 1; + + if (S_ISDIR(stat.st_mode)) { + mode = st_mode_from_ia(stbuf->ia_prot, stbuf->ia_type); + mode_bit = (mode & priv->create_directory_mask) | + priv->force_directory_mode; + mode = posix_override_umask(mode, mode_bit); + } else { + mode = st_mode_from_ia(stbuf->ia_prot, stbuf->ia_type); + mode_bit = (mode & priv->create_mask) | priv->force_create_mode; + mode = posix_override_umask(mode, mode_bit); + } + ret = lchmod(path, mode); + if ((ret == -1) && (errno == ENOSYS)) { + /* in Linux symlinks are always in mode 0777 and no + such call as lchmod exists. + */ + gf_msg_debug(this->name, 0, "%s (%s)", path, strerror(errno)); + if (is_symlink) { + ret = 0; + goto out; } - if (S_ISLNK (stat.st_mode)) - is_symlink = 1; - - if (S_ISDIR (stat.st_mode)) { - mode = st_mode_from_ia (stbuf->ia_prot, stbuf->ia_type); - mode_bit = (mode & priv->create_directory_mask) - | priv->force_directory_mode; - mode = posix_override_umask(mode, mode_bit); - } else { - mode = st_mode_from_ia (stbuf->ia_prot, stbuf->ia_type); - mode_bit = (mode & priv->create_mask) - | priv->force_create_mode; - mode = posix_override_umask(mode, mode_bit); - } - ret = lchmod (path, mode); - if ((ret == -1) && (errno == ENOSYS)) { - /* in Linux symlinks are always in mode 0777 and no - such call as lchmod exists. - */ - gf_msg_debug (this->name, 0, "%s (%s)", path, strerror (errno)); - if (is_symlink) { - ret = 0; - goto out; - } - - ret = sys_chmod (path, mode); - } + ret = sys_chmod(path, mode); + } out: - return ret; + return ret; } static int -posix_do_chown (xlator_t *this, - const char *path, - struct iatt *stbuf, - int32_t valid) +posix_do_chown(xlator_t *this, const char *path, struct iatt *stbuf, + int32_t valid) { - int32_t ret = -1; - uid_t uid = -1; - gid_t gid = -1; + int32_t ret = -1; + uid_t uid = -1; + gid_t gid = -1; - if (valid & GF_SET_ATTR_UID) - uid = stbuf->ia_uid; + if (valid & GF_SET_ATTR_UID) + uid = stbuf->ia_uid; - if (valid & GF_SET_ATTR_GID) - gid = stbuf->ia_gid; + if (valid & GF_SET_ATTR_GID) + gid = stbuf->ia_gid; - ret = sys_lchown (path, uid, gid); + ret = sys_lchown(path, uid, gid); - return ret; + return ret; } static int -posix_do_utimes (xlator_t *this, - const char *path, - struct iatt *stbuf, - int valid) +posix_do_utimes(xlator_t *this, const char *path, struct iatt *stbuf, int valid) { - int32_t ret = -1; + int32_t ret = -1; #if defined(HAVE_UTIMENSAT) - struct timespec tv[2] = { {0,}, {0,} }; + struct timespec tv[2] = {{ + 0, + }, + { + 0, + }}; #else - struct timeval tv[2] = { {0,}, {0,} }; + struct timeval tv[2] = {{ + 0, + }, + { + 0, + }}; #endif - struct stat stat; - int is_symlink = 0; - - ret = sys_lstat (path, &stat); - if (ret != 0) { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_FILE_OP_FAILED, "%s", path); - goto out; - } + struct stat stat; + int is_symlink = 0; - if (S_ISLNK (stat.st_mode)) - is_symlink = 1; - - if ((valid & GF_SET_ATTR_ATIME) == GF_SET_ATTR_ATIME) { - tv[0].tv_sec = stbuf->ia_atime; - SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[0], stbuf->ia_atime_nsec); - } else { - /* atime is not given, use current values */ - tv[0].tv_sec = ST_ATIM_SEC (&stat); - SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[0], ST_ATIM_NSEC (&stat)); - } - - if ((valid & GF_SET_ATTR_MTIME) == GF_SET_ATTR_MTIME) { - tv[1].tv_sec = stbuf->ia_mtime; - SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[1], stbuf->ia_mtime_nsec); - } else { - /* mtime is not given, use current values */ - tv[1].tv_sec = ST_MTIM_SEC (&stat); - SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[1], ST_MTIM_NSEC (&stat)); + ret = sys_lstat(path, &stat); + if (ret != 0) { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_FILE_OP_FAILED, "%s", + path); + goto out; + } + + if (S_ISLNK(stat.st_mode)) + is_symlink = 1; + + if ((valid & GF_SET_ATTR_ATIME) == GF_SET_ATTR_ATIME) { + tv[0].tv_sec = stbuf->ia_atime; + SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[0], stbuf->ia_atime_nsec); + } else { + /* atime is not given, use current values */ + tv[0].tv_sec = ST_ATIM_SEC(&stat); + SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[0], ST_ATIM_NSEC(&stat)); + } + + if ((valid & GF_SET_ATTR_MTIME) == GF_SET_ATTR_MTIME) { + tv[1].tv_sec = stbuf->ia_mtime; + SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[1], stbuf->ia_mtime_nsec); + } else { + /* mtime is not given, use current values */ + tv[1].tv_sec = ST_MTIM_SEC(&stat); + SET_TIMESPEC_NSEC_OR_TIMEVAL_USEC(tv[1], ST_MTIM_NSEC(&stat)); + } + + ret = PATH_SET_TIMESPEC_OR_TIMEVAL(path, tv); + if ((ret == -1) && (errno == ENOSYS)) { + gf_msg_debug(this->name, 0, "%s (%s)", path, strerror(errno)); + if (is_symlink) { + ret = 0; + goto out; } ret = PATH_SET_TIMESPEC_OR_TIMEVAL(path, tv); - if ((ret == -1) && (errno == ENOSYS)) { - gf_msg_debug (this->name, 0, "%s (%s)", - path, strerror (errno)); - if (is_symlink) { - ret = 0; - goto out; - } - - ret = PATH_SET_TIMESPEC_OR_TIMEVAL(path, tv); - } + } out: - return ret; + return ret; } int -posix_setattr (call_frame_t *frame, xlator_t *this, - loc_t *loc, struct iatt *stbuf, int32_t valid, dict_t *xdata) +posix_setattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + struct iatt *stbuf, int32_t valid, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - char * real_path = 0; - struct iatt statpre = {0,}; - struct iatt statpost = {0,}; - dict_t *xattr_rsp = NULL; - struct posix_private *priv = NULL; - - priv = this->private; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); - MAKE_INODE_HANDLE (real_path, this, loc, &statpre); + int32_t op_ret = -1; + int32_t op_errno = 0; + char *real_path = 0; + struct iatt statpre = { + 0, + }; + struct iatt statpost = { + 0, + }; + dict_t *xattr_rsp = NULL; + struct posix_private *priv = NULL; + + priv = this->private; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); + MAKE_INODE_HANDLE(real_path, this, loc, &statpre); + + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "setattr (lstat) on %s failed", + real_path ? real_path : "<null>"); + goto out; + } + if (valid & (GF_SET_ATTR_UID | GF_SET_ATTR_GID)) { + op_ret = posix_do_chown(this, real_path, stbuf, valid); if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "setattr (lstat) on %s failed", - real_path ? real_path : "<null>"); - goto out; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_CHOWN_FAILED, + "setattr (chown) on %s " + "failed", + real_path); + goto out; } + } - if (valid & (GF_SET_ATTR_UID | GF_SET_ATTR_GID)){ - op_ret = posix_do_chown (this, real_path, stbuf, valid); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_CHOWN_FAILED, "setattr (chown) on %s " - "failed", real_path); - goto out; - } - } - - if (valid & GF_SET_ATTR_MODE) { - op_ret = posix_do_chmod (this, real_path, stbuf); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_CHMOD_FAILED, "setattr (chmod) on %s " - "failed", real_path); - goto out; - } + if (valid & GF_SET_ATTR_MODE) { + op_ret = posix_do_chmod(this, real_path, stbuf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_CHMOD_FAILED, + "setattr (chmod) on %s " + "failed", + real_path); + goto out; } + } - if (valid & (GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME)) { - op_ret = posix_do_utimes (this, real_path, stbuf, valid); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_UTIMES_FAILED, "setattr (utimes) on %s " - "failed", real_path); - goto out; - } - posix_update_utime_in_mdata (this, real_path, -1, loc->inode, - stbuf, valid); - } - - if (valid & GF_SET_ATTR_CTIME && !priv->ctime) { - /* - * If ctime is not enabled, we have no means to associate an - * arbitrary ctime with the file, so as a fallback, we ignore - * the ctime payload and update the file ctime to current time - * (which is possible directly with the POSIX API). - */ - op_ret = PATH_SET_TIMESPEC_OR_TIMEVAL (real_path, NULL); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_UTIMES_FAILED, "setattr (utimes) on %s " - "failed", real_path); - goto out; - } + if (valid & (GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME)) { + op_ret = posix_do_utimes(this, real_path, stbuf, valid); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_UTIMES_FAILED, + "setattr (utimes) on %s " + "failed", + real_path); + goto out; + } + posix_update_utime_in_mdata(this, real_path, -1, loc->inode, stbuf, + valid); + } + + if (valid & GF_SET_ATTR_CTIME && !priv->ctime) { + /* + * If ctime is not enabled, we have no means to associate an + * arbitrary ctime with the file, so as a fallback, we ignore + * the ctime payload and update the file ctime to current time + * (which is possible directly with the POSIX API). + */ + op_ret = PATH_SET_TIMESPEC_OR_TIMEVAL(real_path, NULL); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_UTIMES_FAILED, + "setattr (utimes) on %s " + "failed", + real_path); + goto out; } + } - if (!valid) { - op_ret = sys_lchown (real_path, -1, -1); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_LCHOWN_FAILED, "lchown (%s, -1, -1) " - "failed", real_path); + if (!valid) { + op_ret = sys_lchown(real_path, -1, -1); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LCHOWN_FAILED, + "lchown (%s, -1, -1) " + "failed", + real_path); - goto out; - } + goto out; } + } - op_ret = posix_pstat (this, loc->inode, loc->gfid, real_path, - &statpost, _gf_false); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "setattr (lstat) on %s failed", real_path); - goto out; - } + op_ret = posix_pstat(this, loc->inode, loc->gfid, real_path, &statpost, + _gf_false); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "setattr (lstat) on %s failed", real_path); + goto out; + } - if (valid & GF_SET_ATTR_CTIME && priv->ctime) { - /* - * If we got ctime payload, we override - * the ctime of statpost with that. - */ - statpost.ia_ctime = stbuf->ia_ctime; - statpost.ia_ctime_nsec = stbuf->ia_ctime_nsec; - } - posix_set_ctime (frame, this, real_path, -1, loc->inode, &statpost); + if (valid & GF_SET_ATTR_CTIME && priv->ctime) { + /* + * If we got ctime payload, we override + * the ctime of statpost with that. + */ + statpost.ia_ctime = stbuf->ia_ctime; + statpost.ia_ctime_nsec = stbuf->ia_ctime_nsec; + } + posix_set_ctime(frame, this, real_path, -1, loc->inode, &statpost); - if (xdata) - xattr_rsp = posix_xattr_fill (this, real_path, loc, NULL, -1, - xdata, &statpost); - op_ret = 0; + if (xdata) + xattr_rsp = posix_xattr_fill(this, real_path, loc, NULL, -1, xdata, + &statpost); + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (setattr, frame, op_ret, op_errno, - &statpre, &statpost, xattr_rsp); - if (xattr_rsp) - dict_unref (xattr_rsp); + STACK_UNWIND_STRICT(setattr, frame, op_ret, op_errno, &statpre, &statpost, + xattr_rsp); + if (xattr_rsp) + dict_unref(xattr_rsp); - return 0; + return 0; } int32_t -posix_do_fchown (xlator_t *this, - int fd, - struct iatt *stbuf, - int32_t valid) +posix_do_fchown(xlator_t *this, int fd, struct iatt *stbuf, int32_t valid) { - int ret = -1; - uid_t uid = -1; - gid_t gid = -1; + int ret = -1; + uid_t uid = -1; + gid_t gid = -1; - if (valid & GF_SET_ATTR_UID) - uid = stbuf->ia_uid; + if (valid & GF_SET_ATTR_UID) + uid = stbuf->ia_uid; - if (valid & GF_SET_ATTR_GID) - gid = stbuf->ia_gid; + if (valid & GF_SET_ATTR_GID) + gid = stbuf->ia_gid; - ret = sys_fchown (fd, uid, gid); + ret = sys_fchown(fd, uid, gid); - return ret; + return ret; } - int32_t -posix_do_fchmod (xlator_t *this, - int fd, struct iatt *stbuf) +posix_do_fchmod(xlator_t *this, int fd, struct iatt *stbuf) { - int32_t ret = -1; - mode_t mode = 0; - mode_t mode_bit = 0; - struct posix_private *priv = NULL; - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - mode = st_mode_from_ia (stbuf->ia_prot, stbuf->ia_type); - mode_bit = (mode & priv->create_mask) - | priv->force_create_mode; - mode = posix_override_umask (mode, mode_bit); - ret = sys_fchmod (fd, mode); + int32_t ret = -1; + mode_t mode = 0; + mode_t mode_bit = 0; + struct posix_private *priv = NULL; + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + mode = st_mode_from_ia(stbuf->ia_prot, stbuf->ia_type); + mode_bit = (mode & priv->create_mask) | priv->force_create_mode; + mode = posix_override_umask(mode, mode_bit); + ret = sys_fchmod(fd, mode); out: - return ret; + return ret; } static int -posix_do_futimes (xlator_t *this, int fd, struct iatt *stbuf, int valid) +posix_do_futimes(xlator_t *this, int fd, struct iatt *stbuf, int valid) { - int32_t ret = -1; - struct timeval tv[2] = { {0,}, {0,} }; - struct stat stat = {0,}; - - ret = sys_fstat (fd, &stat); - if (ret != 0) { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_FILE_OP_FAILED, "%d", fd); - goto out; - } - - if ((valid & GF_SET_ATTR_ATIME) == GF_SET_ATTR_ATIME) { - tv[0].tv_sec = stbuf->ia_atime; - tv[0].tv_usec = stbuf->ia_atime_nsec / 1000; - } else { - /* atime is not given, use current values */ - tv[0].tv_sec = ST_ATIM_SEC (&stat); - tv[0].tv_usec = ST_ATIM_NSEC (&stat) / 1000; - } - - if ((valid & GF_SET_ATTR_MTIME) == GF_SET_ATTR_MTIME) { - tv[1].tv_sec = stbuf->ia_mtime; - tv[1].tv_usec = stbuf->ia_mtime_nsec / 1000; - } else { - /* mtime is not given, use current values */ - tv[1].tv_sec = ST_MTIM_SEC (&stat); - tv[1].tv_usec = ST_MTIM_NSEC (&stat) / 1000; - } - - ret = sys_futimes (fd, tv); - if (ret == -1) - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FUTIMES_FAILED, - "%d", fd); + int32_t ret = -1; + struct timeval tv[2] = {{ + 0, + }, + { + 0, + }}; + struct stat stat = { + 0, + }; + + ret = sys_fstat(fd, &stat); + if (ret != 0) { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_FILE_OP_FAILED, "%d", + fd); + goto out; + } + + if ((valid & GF_SET_ATTR_ATIME) == GF_SET_ATTR_ATIME) { + tv[0].tv_sec = stbuf->ia_atime; + tv[0].tv_usec = stbuf->ia_atime_nsec / 1000; + } else { + /* atime is not given, use current values */ + tv[0].tv_sec = ST_ATIM_SEC(&stat); + tv[0].tv_usec = ST_ATIM_NSEC(&stat) / 1000; + } + + if ((valid & GF_SET_ATTR_MTIME) == GF_SET_ATTR_MTIME) { + tv[1].tv_sec = stbuf->ia_mtime; + tv[1].tv_usec = stbuf->ia_mtime_nsec / 1000; + } else { + /* mtime is not given, use current values */ + tv[1].tv_sec = ST_MTIM_SEC(&stat); + tv[1].tv_usec = ST_MTIM_NSEC(&stat) / 1000; + } + + ret = sys_futimes(fd, tv); + if (ret == -1) + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FUTIMES_FAILED, "%d", fd); out: - return ret; + return ret; } int -posix_fsetattr (call_frame_t *frame, xlator_t *this, - fd_t *fd, struct iatt *stbuf, int32_t valid, dict_t *xdata) +posix_fsetattr(call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iatt *stbuf, int32_t valid, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - struct iatt statpre = {0,}; - struct iatt statpost = {0,}; - struct posix_fd *pfd = NULL; - dict_t *xattr_rsp = NULL; - int32_t ret = -1; - - DECLARE_OLD_FS_ID_VAR; - - SET_FS_ID (frame->root->uid, frame->root->gid); - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + int32_t op_ret = -1; + int32_t op_errno = 0; + struct iatt statpre = { + 0, + }; + struct iatt statpost = { + 0, + }; + struct posix_fd *pfd = NULL; + dict_t *xattr_rsp = NULL; + int32_t ret = -1; + + DECLARE_OLD_FS_ID_VAR; + + SET_FS_ID(frame->root->uid, frame->root->gid); + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg_debug(this->name, 0, "pfd is NULL from fd=%p", fd); + goto out; + } - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg_debug (this->name, 0, "pfd is NULL from fd=%p", fd); - goto out; - } + op_ret = posix_fdstat(this, fd->inode, pfd->fd, &statpre); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fsetattr (fstat) failed on fd=%p", fd); + goto out; + } - op_ret = posix_fdstat (this, fd->inode, pfd->fd, &statpre); + if (valid & (GF_SET_ATTR_UID | GF_SET_ATTR_GID)) { + op_ret = posix_do_fchown(this, pfd->fd, stbuf, valid); if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fsetattr (fstat) failed on fd=%p", fd); - goto out; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FCHOWN_FAILED, + "fsetattr (fchown) failed" + " on fd=%p", + fd); + goto out; } + } - if (valid & (GF_SET_ATTR_UID | GF_SET_ATTR_GID)) { - op_ret = posix_do_fchown (this, pfd->fd, stbuf, valid); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FCHOWN_FAILED, "fsetattr (fchown) failed" - " on fd=%p", fd); - goto out; - } - + if (valid & GF_SET_ATTR_MODE) { + op_ret = posix_do_fchmod(this, pfd->fd, stbuf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FCHMOD_FAILED, + "fsetattr (fchmod) failed" + " on fd=%p", + fd); + goto out; } + } - if (valid & GF_SET_ATTR_MODE) { - op_ret = posix_do_fchmod (this, pfd->fd, stbuf); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FCHMOD_FAILED, "fsetattr (fchmod) failed" - " on fd=%p", fd); - goto out; - } - } + if (valid & (GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME)) { + op_ret = posix_do_futimes(this, pfd->fd, stbuf, valid); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FUTIMES_FAILED, + "fsetattr (futimes) on " + "failed fd=%p", + fd); + goto out; + } + posix_update_utime_in_mdata(this, NULL, pfd->fd, fd->inode, stbuf, + valid); + } + + if (!valid) { + op_ret = sys_fchown(pfd->fd, -1, -1); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FCHOWN_FAILED, + "fchown (%d, -1, -1) failed", pfd->fd); - if (valid & (GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME)) { - op_ret = posix_do_futimes (this, pfd->fd, stbuf, valid); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FUTIMES_FAILED, "fsetattr (futimes) on " - "failed fd=%p", fd); - goto out; - } - posix_update_utime_in_mdata (this, NULL, pfd->fd, fd->inode, - stbuf, valid); + goto out; } + } - if (!valid) { - op_ret = sys_fchown (pfd->fd, -1, -1); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FCHOWN_FAILED, - "fchown (%d, -1, -1) failed", - pfd->fd); - - goto out; - } - } - - op_ret = posix_fdstat (this, fd->inode, pfd->fd, &statpost); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fsetattr (fstat) failed on fd=%p", fd); - goto out; - } + op_ret = posix_fdstat(this, fd->inode, pfd->fd, &statpost); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fsetattr (fstat) failed on fd=%p", fd); + goto out; + } - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, &statpost); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, &statpost); - if (xdata) - xattr_rsp = posix_xattr_fill (this, NULL, NULL, fd, pfd->fd, - xdata, &statpost); - op_ret = 0; + if (xdata) + xattr_rsp = posix_xattr_fill(this, NULL, NULL, fd, pfd->fd, xdata, + &statpost); + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (fsetattr, frame, op_ret, op_errno, - &statpre, &statpost, xattr_rsp); - if (xattr_rsp) - dict_unref (xattr_rsp); + STACK_UNWIND_STRICT(fsetattr, frame, op_ret, op_errno, &statpre, &statpost, + xattr_rsp); + if (xattr_rsp) + dict_unref(xattr_rsp); - return 0; + return 0; } static int32_t -posix_do_fallocate (call_frame_t *frame, xlator_t *this, fd_t *fd, - int32_t flags, off_t offset, size_t len, - struct iatt *statpre, struct iatt *statpost, dict_t *xdata, - dict_t **rsp_xdata) +posix_do_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, + off_t offset, size_t len, struct iatt *statpre, + struct iatt *statpost, dict_t *xdata, dict_t **rsp_xdata) { - int32_t ret = -1; - int32_t op_errno = 0; - struct posix_fd *pfd = NULL; - gf_boolean_t locked = _gf_false; - posix_inode_ctx_t *ctx = NULL; - struct posix_private *priv = NULL; + int32_t ret = -1; + int32_t op_errno = 0; + struct posix_fd *pfd = NULL; + gf_boolean_t locked = _gf_false; + posix_inode_ctx_t *ctx = NULL; + struct posix_private *priv = NULL; - DECLARE_OLD_FS_ID_VAR; + DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); + SET_FS_ID(frame->root->uid, frame->root->gid); - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); - priv = this->private; + priv = this->private; - /* fallocate case is special so call posix_disk_space_check separately - for every fallocate fop instead of calling posix_disk_space with - thread after every 5 sec sleep to working correctly storage.reserve - option behaviour - */ - if (priv->disk_reserve) - posix_disk_space_check (this); + /* fallocate case is special so call posix_disk_space_check separately + for every fallocate fop instead of calling posix_disk_space with + thread after every 5 sec sleep to working correctly storage.reserve + option behaviour + */ + if (priv->disk_reserve) + posix_disk_space_check(this); - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, ret, ret, out); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg_debug (this->name, 0, "pfd is NULL from fd=%p", fd); - goto out; - } - - ret = posix_inode_ctx_get_all (fd->inode, this, &ctx); - if (ret < 0) { - ret = -ENOMEM; - goto out; - } - - if (xdata && dict_get (xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) { - locked = _gf_true; - pthread_mutex_lock (&ctx->write_atomic_lock); - } + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, ret, ret, out); - ret = posix_fdstat (this, fd->inode, pfd->fd, statpre); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fallocate (fstat) failed on fd=%p", fd); - goto out; - } + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg_debug(this->name, 0, "pfd is NULL from fd=%p", fd); + goto out; + } - if (xdata) { - ret = posix_cs_maintenance (this, fd, NULL, &pfd->fd, statpre, - NULL, xdata, rsp_xdata, _gf_false); - if (ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - ret = -EIO; - goto out; - } - } + ret = posix_inode_ctx_get_all(fd->inode, this, &ctx); + if (ret < 0) { + ret = -ENOMEM; + goto out; + } + + if (xdata && dict_get(xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) { + locked = _gf_true; + pthread_mutex_lock(&ctx->write_atomic_lock); + } + + ret = posix_fdstat(this, fd->inode, pfd->fd, statpre); + if (ret == -1) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fallocate (fstat) failed on fd=%p", fd); + goto out; + } - ret = sys_fallocate (pfd->fd, flags, offset, len); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, -ret, P_MSG_FALLOCATE_FAILED, - "fallocate failed on %s offset: %jd, " - "len:%zu, flags: %d", uuid_utoa (fd->inode->gfid), - offset, len, flags); - goto out; - } + if (xdata) { + ret = posix_cs_maintenance(this, fd, NULL, &pfd->fd, statpre, NULL, + xdata, rsp_xdata, _gf_false); + if (ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + ret = -EIO; + goto out; + } + } + + ret = sys_fallocate(pfd->fd, flags, offset, len); + if (ret == -1) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, -ret, P_MSG_FALLOCATE_FAILED, + "fallocate failed on %s offset: %jd, " + "len:%zu, flags: %d", + uuid_utoa(fd->inode->gfid), offset, len, flags); + goto out; + } - ret = posix_fdstat (this, fd->inode, pfd->fd, statpost); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fallocate (fstat) failed on fd=%p", fd); - goto out; - } + ret = posix_fdstat(this, fd->inode, pfd->fd, statpost); + if (ret == -1) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fallocate (fstat) failed on fd=%p", fd); + goto out; + } - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, statpost); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, statpost); out: - if (locked) { - pthread_mutex_unlock (&ctx->write_atomic_lock); - locked = _gf_false; - } - SET_TO_OLD_FS_ID (); - if (ret == ENOSPC) - ret = -ENOSPC; - - return ret; + if (locked) { + pthread_mutex_unlock(&ctx->write_atomic_lock); + locked = _gf_false; + } + SET_TO_OLD_FS_ID(); + if (ret == ENOSPC) + ret = -ENOSPC; + + return ret; } -char* -_page_aligned_alloc (size_t size, char **aligned_buf) +char * +_page_aligned_alloc(size_t size, char **aligned_buf) { - char *alloc_buf = NULL; - char *buf = NULL; + char *alloc_buf = NULL; + char *buf = NULL; - alloc_buf = GF_CALLOC (1, (size + ALIGN_SIZE), gf_posix_mt_char); - if (!alloc_buf) - goto out; - /* page aligned buffer */ - buf = GF_ALIGN_BUF (alloc_buf, ALIGN_SIZE); - *aligned_buf = buf; + alloc_buf = GF_CALLOC(1, (size + ALIGN_SIZE), gf_posix_mt_char); + if (!alloc_buf) + goto out; + /* page aligned buffer */ + buf = GF_ALIGN_BUF(alloc_buf, ALIGN_SIZE); + *aligned_buf = buf; out: - return alloc_buf; + return alloc_buf; } static int32_t _posix_do_zerofill(int fd, off_t offset, off_t len, int o_direct) { - off_t num_vect = 0; - off_t num_loop = 1; - off_t idx = 0; - int32_t op_ret = -1; - int32_t vect_size = VECTOR_SIZE; - off_t remain = 0; - off_t extra = 0; - struct iovec *vector = NULL; - char *iov_base = NULL; - char *alloc_buf = NULL; - - if (len == 0) - return 0; - if (len < VECTOR_SIZE) - vect_size = len; - - num_vect = len / (vect_size); - remain = len % vect_size ; - if (num_vect > MAX_NO_VECT) { - extra = num_vect % MAX_NO_VECT; - num_loop = num_vect / MAX_NO_VECT; - num_vect = MAX_NO_VECT; - } - - vector = GF_CALLOC (num_vect, sizeof(struct iovec), - gf_common_mt_iovec); - if (!vector) - return -1; - if (o_direct) { - alloc_buf = _page_aligned_alloc(vect_size, &iov_base); - if (!alloc_buf) { - GF_FREE(vector); - return -1; - } - } else { - iov_base = GF_CALLOC (vect_size, sizeof(char), - gf_common_mt_char); - if (!iov_base) { - GF_FREE(vector); - return -1; - } - } - - for (idx = 0; idx < num_vect; idx++) { - vector[idx].iov_base = iov_base; - vector[idx].iov_len = vect_size; - } - if (sys_lseek (fd, offset, SEEK_SET) < 0) { - op_ret = -1; - goto err; - } + off_t num_vect = 0; + off_t num_loop = 1; + off_t idx = 0; + int32_t op_ret = -1; + int32_t vect_size = VECTOR_SIZE; + off_t remain = 0; + off_t extra = 0; + struct iovec *vector = NULL; + char *iov_base = NULL; + char *alloc_buf = NULL; + + if (len == 0) + return 0; + if (len < VECTOR_SIZE) + vect_size = len; + + num_vect = len / (vect_size); + remain = len % vect_size; + if (num_vect > MAX_NO_VECT) { + extra = num_vect % MAX_NO_VECT; + num_loop = num_vect / MAX_NO_VECT; + num_vect = MAX_NO_VECT; + } + + vector = GF_CALLOC(num_vect, sizeof(struct iovec), gf_common_mt_iovec); + if (!vector) + return -1; + if (o_direct) { + alloc_buf = _page_aligned_alloc(vect_size, &iov_base); + if (!alloc_buf) { + GF_FREE(vector); + return -1; + } + } else { + iov_base = GF_CALLOC(vect_size, sizeof(char), gf_common_mt_char); + if (!iov_base) { + GF_FREE(vector); + return -1; + } + } + + for (idx = 0; idx < num_vect; idx++) { + vector[idx].iov_base = iov_base; + vector[idx].iov_len = vect_size; + } + if (sys_lseek(fd, offset, SEEK_SET) < 0) { + op_ret = -1; + goto err; + } - for (idx = 0; idx < num_loop; idx++) { - op_ret = sys_writev (fd, vector, num_vect); - if (op_ret < 0) - goto err; - if (op_ret != (vect_size * num_vect)) { - op_ret = -1; - errno = ENOSPC; - goto err; - } - } - if (extra) { - op_ret = sys_writev (fd, vector, extra); - if (op_ret < 0) - goto err; - if (op_ret != (vect_size * extra)) { - op_ret = -1; - errno = ENOSPC; - goto err; - } - } - if (remain) { - vector[0].iov_len = remain; - op_ret = sys_writev (fd, vector , 1); - if (op_ret < 0) - goto err; - if (op_ret != remain) { - op_ret = -1; - errno = ENOSPC; - goto err; - } + for (idx = 0; idx < num_loop; idx++) { + op_ret = sys_writev(fd, vector, num_vect); + if (op_ret < 0) + goto err; + if (op_ret != (vect_size * num_vect)) { + op_ret = -1; + errno = ENOSPC; + goto err; + } + } + if (extra) { + op_ret = sys_writev(fd, vector, extra); + if (op_ret < 0) + goto err; + if (op_ret != (vect_size * extra)) { + op_ret = -1; + errno = ENOSPC; + goto err; + } + } + if (remain) { + vector[0].iov_len = remain; + op_ret = sys_writev(fd, vector, 1); + if (op_ret < 0) + goto err; + if (op_ret != remain) { + op_ret = -1; + errno = ENOSPC; + goto err; } + } err: - if (o_direct) - GF_FREE(alloc_buf); - else - GF_FREE(iov_base); - GF_FREE(vector); - return op_ret; + if (o_direct) + GF_FREE(alloc_buf); + else + GF_FREE(iov_base); + GF_FREE(vector); + return op_ret; } static int32_t -posix_do_zerofill (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, - off_t len, struct iatt *statpre, struct iatt *statpost, - dict_t *xdata, dict_t **rsp_xdata) +posix_do_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + off_t len, struct iatt *statpre, struct iatt *statpost, + dict_t *xdata, dict_t **rsp_xdata) { - int32_t ret = -1; - int32_t op_errno = 0; - int32_t flags = 0; - struct posix_fd *pfd = NULL; - gf_boolean_t locked = _gf_false; - posix_inode_ctx_t *ctx = NULL; - - DECLARE_OLD_FS_ID_VAR; - - SET_FS_ID (frame->root->uid, frame->root->gid); + int32_t ret = -1; + int32_t op_errno = 0; + int32_t flags = 0; + struct posix_fd *pfd = NULL; + gf_boolean_t locked = _gf_false; + posix_inode_ctx_t *ctx = NULL; - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + DECLARE_OLD_FS_ID_VAR; - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg_debug (this->name, 0, "pfd is NULL from fd=%p", fd); - goto out; - } + SET_FS_ID(frame->root->uid, frame->root->gid); - ret = posix_inode_ctx_get_all (fd->inode, this, &ctx); - if (ret < 0) { - ret = -ENOMEM; - goto out; - } - - if (dict_get (xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) { - locked = _gf_true; - pthread_mutex_lock (&ctx->write_atomic_lock); - } - - ret = posix_fdstat (this, fd->inode, pfd->fd, statpre); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd = %p", fd); - goto out; - } + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); - if (xdata) { - ret = posix_cs_maintenance (this, fd, NULL, &pfd->fd, statpre, - NULL, xdata, rsp_xdata, _gf_false); - if (ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, "file state " - "check failed, fd %p", fd); - ret = -EIO; - goto out; - } - } + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg_debug(this->name, 0, "pfd is NULL from fd=%p", fd); + goto out; + } - /* See if we can use FALLOC_FL_ZERO_RANGE to perform the zero fill. - * If it fails, fall back to _posix_do_zerofill() and an optional fsync. - */ - flags = FALLOC_FL_ZERO_RANGE; - ret = sys_fallocate (pfd->fd, flags, offset, len); - if (ret == 0) { - goto fsync; - } else { - ret = -errno; - if ((ret != -ENOSYS) && (ret != -EOPNOTSUPP)) { - goto out; - } - } + ret = posix_inode_ctx_get_all(fd->inode, this, &ctx); + if (ret < 0) { + ret = -ENOMEM; + goto out; + } + + if (dict_get(xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) { + locked = _gf_true; + pthread_mutex_lock(&ctx->write_atomic_lock); + } + + ret = posix_fdstat(this, fd->inode, pfd->fd, statpre); + if (ret == -1) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd = %p", fd); + goto out; + } - ret = _posix_do_zerofill (pfd->fd, offset, len, pfd->flags & O_DIRECT); + if (xdata) { + ret = posix_cs_maintenance(this, fd, NULL, &pfd->fd, statpre, NULL, + xdata, rsp_xdata, _gf_false); if (ret < 0) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_ZEROFILL_FAILED, - "zerofill failed on fd %d length %" PRId64 , - pfd->fd, len); - goto out; + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state " + "check failed, fd %p", + fd); + ret = -EIO; + goto out; } + } -fsync: - if (pfd->flags & (O_SYNC|O_DSYNC)) { - ret = sys_fsync (pfd->fd); - if (ret) { - gf_msg (this->name, GF_LOG_ERROR, 0, - P_MSG_WRITEV_FAILED, "fsync() in writev on fd" - "%d failed", pfd->fd); - ret = -errno; - goto out; - } - } + /* See if we can use FALLOC_FL_ZERO_RANGE to perform the zero fill. + * If it fails, fall back to _posix_do_zerofill() and an optional fsync. + */ + flags = FALLOC_FL_ZERO_RANGE; + ret = sys_fallocate(pfd->fd, flags, offset, len); + if (ret == 0) { + goto fsync; + } else { + ret = -errno; + if ((ret != -ENOSYS) && (ret != -EOPNOTSUPP)) { + goto out; + } + } + + ret = _posix_do_zerofill(pfd->fd, offset, len, pfd->flags & O_DIRECT); + if (ret < 0) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_ZEROFILL_FAILED, + "zerofill failed on fd %d length %" PRId64, pfd->fd, len); + goto out; + } - ret = posix_fdstat (this, fd->inode, pfd->fd, statpost); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "post operation fstat failed on fd=%p", fd); - goto out; - } +fsync: + if (pfd->flags & (O_SYNC | O_DSYNC)) { + ret = sys_fsync(pfd->fd); + if (ret) { + gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_WRITEV_FAILED, + "fsync() in writev on fd" + "%d failed", + pfd->fd); + ret = -errno; + goto out; + } + } + + ret = posix_fdstat(this, fd->inode, pfd->fd, statpost); + if (ret == -1) { + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "post operation fstat failed on fd=%p", fd); + goto out; + } - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, statpost); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, statpost); out: - if (locked) { - pthread_mutex_unlock (&ctx->write_atomic_lock); - locked = _gf_false; - } - SET_TO_OLD_FS_ID (); + if (locked) { + pthread_mutex_unlock(&ctx->write_atomic_lock); + locked = _gf_false; + } + SET_TO_OLD_FS_ID(); - return ret; + return ret; } int32_t -posix_glfallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t keep_size, - off_t offset, size_t len, dict_t *xdata) +posix_glfallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, + int32_t keep_size, off_t offset, size_t len, dict_t *xdata) { - int32_t ret; - int32_t flags = 0; - struct iatt statpre = {0,}; - struct iatt statpost = {0,}; + int32_t ret; + int32_t flags = 0; + struct iatt statpre = { + 0, + }; + struct iatt statpost = { + 0, + }; #ifdef FALLOC_FL_KEEP_SIZE - if (keep_size) - flags = FALLOC_FL_KEEP_SIZE; + if (keep_size) + flags = FALLOC_FL_KEEP_SIZE; #endif /* FALLOC_FL_KEEP_SIZE */ - ret = posix_do_fallocate (frame, this, fd, flags, offset, len, - &statpre, &statpost, xdata, NULL); - if (ret < 0) - goto err; + ret = posix_do_fallocate(frame, this, fd, flags, offset, len, &statpre, + &statpost, xdata, NULL); + if (ret < 0) + goto err; - STACK_UNWIND_STRICT(fallocate, frame, 0, 0, &statpre, &statpost, NULL); - return 0; + STACK_UNWIND_STRICT(fallocate, frame, 0, 0, &statpre, &statpost, NULL); + return 0; err: - STACK_UNWIND_STRICT(fallocate, frame, -1, -ret, NULL, NULL, NULL); - return 0; + STACK_UNWIND_STRICT(fallocate, frame, -1, -ret, NULL, NULL, NULL); + return 0; } int32_t posix_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, size_t len, dict_t *xdata) { - int32_t ret; - dict_t *rsp_xdata = NULL; + int32_t ret; + dict_t *rsp_xdata = NULL; #ifndef FALLOC_FL_KEEP_SIZE - ret = EOPNOTSUPP; + ret = EOPNOTSUPP; -#else /* FALLOC_FL_KEEP_SIZE */ - int32_t flags = FALLOC_FL_KEEP_SIZE|FALLOC_FL_PUNCH_HOLE; - struct iatt statpre = {0,}; - struct iatt statpost = {0,}; +#else /* FALLOC_FL_KEEP_SIZE */ + int32_t flags = FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE; + struct iatt statpre = { + 0, + }; + struct iatt statpost = { + 0, + }; - ret = posix_do_fallocate (frame, this, fd, flags, offset, len, - &statpre, &statpost, xdata, &rsp_xdata); - if (ret < 0) - goto err; + ret = posix_do_fallocate(frame, this, fd, flags, offset, len, &statpre, + &statpost, xdata, &rsp_xdata); + if (ret < 0) + goto err; - STACK_UNWIND_STRICT(discard, frame, 0, 0, &statpre, &statpost, - rsp_xdata); - return 0; + STACK_UNWIND_STRICT(discard, frame, 0, 0, &statpre, &statpost, rsp_xdata); + return 0; err: #endif /* FALLOC_FL_KEEP_SIZE */ - STACK_UNWIND_STRICT(discard, frame, -1, -ret, NULL, NULL, rsp_xdata); - return 0; + STACK_UNWIND_STRICT(discard, frame, -1, -ret, NULL, NULL, rsp_xdata); + return 0; } int32_t posix_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, - off_t len, dict_t *xdata) + off_t len, dict_t *xdata) { - int32_t ret = 0; - struct iatt statpre = {0,}; - struct iatt statpost = {0,}; - struct posix_private *priv = NULL; - int op_ret = -1; - int op_errno = -EINVAL; - dict_t *rsp_xdata = NULL; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - - priv = this->private; - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, op_ret, op_errno, out); - - ret = posix_do_zerofill (frame, this, fd, offset, len, - &statpre, &statpost, xdata, &rsp_xdata); - if (ret < 0) { - op_ret = -1; - op_errno = -ret; - goto out; - } + int32_t ret = 0; + struct iatt statpre = { + 0, + }; + struct iatt statpost = { + 0, + }; + struct posix_private *priv = NULL; + int op_ret = -1; + int op_errno = -EINVAL; + dict_t *rsp_xdata = NULL; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + + priv = this->private; + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, op_ret, op_errno, out); + + ret = posix_do_zerofill(frame, this, fd, offset, len, &statpre, &statpost, + xdata, &rsp_xdata); + if (ret < 0) { + op_ret = -1; + op_errno = -ret; + goto out; + } - STACK_UNWIND_STRICT(zerofill, frame, 0, 0, &statpre, &statpost, - rsp_xdata); - return 0; + STACK_UNWIND_STRICT(zerofill, frame, 0, 0, &statpre, &statpost, rsp_xdata); + return 0; out: - STACK_UNWIND_STRICT(zerofill, frame, op_ret, op_errno, NULL, NULL, - rsp_xdata); - return 0; + STACK_UNWIND_STRICT(zerofill, frame, op_ret, op_errno, NULL, NULL, + rsp_xdata); + return 0; } int32_t -posix_ipc (call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata) +posix_ipc(call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata) { - /* - * IPC is for inter-translator communication. If one gets here, it - * means somebody sent one that nobody else recognized, which is an - * error much like an uncaught exception. - */ - gf_msg (this->name, GF_LOG_ERROR, 0, P_MSG_IPC_NOT_HANDLE, - "GF_LOG_IPC(%d) not handled", op); - STACK_UNWIND_STRICT (ipc, frame, -1, -EOPNOTSUPP, NULL); - return 0; - + /* + * IPC is for inter-translator communication. If one gets here, it + * means somebody sent one that nobody else recognized, which is an + * error much like an uncaught exception. + */ + gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_IPC_NOT_HANDLE, + "GF_LOG_IPC(%d) not handled", op); + STACK_UNWIND_STRICT(ipc, frame, -1, -EOPNOTSUPP, NULL); + return 0; } int32_t -posix_seek (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, - gf_seek_what_t what, dict_t *xdata) +posix_seek(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + gf_seek_what_t what, dict_t *xdata) { #ifdef HAVE_SEEK_HOLE - struct posix_fd *pfd = NULL; - off_t ret = -1; - int err = 0; - int whence = 0; - struct iatt preop = {0,}; - dict_t *rsp_xdata = NULL; + struct posix_fd *pfd = NULL; + off_t ret = -1; + int err = 0; + int whence = 0; + struct iatt preop = { + 0, + }; + dict_t *rsp_xdata = NULL; - DECLARE_OLD_FS_ID_VAR; + DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); + SET_FS_ID(frame->root->uid, frame->root->gid); - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); - switch (what) { + switch (what) { case GF_SEEK_DATA: - whence = SEEK_DATA; - break; + whence = SEEK_DATA; + break; case GF_SEEK_HOLE: - whence = SEEK_HOLE; - break; + whence = SEEK_HOLE; + break; default: - err = ENOTSUP; - gf_msg (this->name, GF_LOG_ERROR, ENOTSUP, - P_MSG_SEEK_UNKOWN, "don't know what to seek"); - goto out; - } - - ret = posix_fd_ctx_get (fd, this, &pfd, &err); - if (ret < 0) { - gf_msg_debug (this->name, 0, "pfd is NULL from fd=%p", fd); - goto out; - } - - if (xdata) { - ret = posix_fdstat (this, fd->inode, pfd->fd, &preop); - if (ret == -1) { - ret = -errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } - - ret = posix_cs_maintenance (this, fd, NULL, &pfd->fd, &preop, NULL, - xdata, &rsp_xdata, _gf_false); - if (ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - ret = -EIO; - goto out; - } - } + err = ENOTSUP; + gf_msg(this->name, GF_LOG_ERROR, ENOTSUP, P_MSG_SEEK_UNKOWN, + "don't know what to seek"); + goto out; + } + + ret = posix_fd_ctx_get(fd, this, &pfd, &err); + if (ret < 0) { + gf_msg_debug(this->name, 0, "pfd is NULL from fd=%p", fd); + goto out; + } - ret = sys_lseek (pfd->fd, offset, whence); + if (xdata) { + ret = posix_fdstat(this, fd->inode, pfd->fd, &preop); if (ret == -1) { - err = errno; - gf_msg (this->name, fop_log_level(GF_FOP_SEEK, err), err, - P_MSG_SEEK_FAILED, - "seek failed on fd %d length %" PRId64, pfd->fd, - offset); - goto out; + ret = -errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; } + ret = posix_cs_maintenance(this, fd, NULL, &pfd->fd, &preop, NULL, + xdata, &rsp_xdata, _gf_false); + if (ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + ret = -EIO; + goto out; + } + } + + ret = sys_lseek(pfd->fd, offset, whence); + if (ret == -1) { + err = errno; + gf_msg(this->name, fop_log_level(GF_FOP_SEEK, err), err, + P_MSG_SEEK_FAILED, "seek failed on fd %d length %" PRId64, + pfd->fd, offset); + goto out; + } + out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (seek, frame, (ret == -1 ? -1 : 0), err, - (ret == -1 ? -1 : ret), rsp_xdata); + STACK_UNWIND_STRICT(seek, frame, (ret == -1 ? -1 : 0), err, + (ret == -1 ? -1 : ret), rsp_xdata); #else - STACK_UNWIND_STRICT (seek, frame, -1, EINVAL, 0, NULL); + STACK_UNWIND_STRICT(seek, frame, -1, EINVAL, 0, NULL); #endif - return 0; + return 0; } int32_t -posix_opendir (call_frame_t *frame, xlator_t *this, - loc_t *loc, fd_t *fd, dict_t *xdata) +posix_opendir(call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, + dict_t *xdata) { - char * real_path = NULL; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - DIR * dir = NULL; - struct posix_fd * pfd = NULL; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); - VALIDATE_OR_GOTO (fd, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_errno = ESTALE; - goto out; - } + char *real_path = NULL; + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + DIR *dir = NULL; + struct posix_fd *pfd = NULL; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); + VALIDATE_OR_GOTO(fd, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + op_errno = ESTALE; + goto out; + } - op_ret = -1; - dir = sys_opendir (real_path); + op_ret = -1; + dir = sys_opendir(real_path); - if (dir == NULL) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_OPENDIR_FAILED, - "opendir failed on %s", real_path); - goto out; - } + if (dir == NULL) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_OPENDIR_FAILED, + "opendir failed on %s", real_path); + goto out; + } - op_ret = dirfd (dir); - if (op_ret < 0) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_DIRFD_FAILED, - "dirfd() failed on %s", real_path); - goto out; - } + op_ret = dirfd(dir); + if (op_ret < 0) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_DIRFD_FAILED, + "dirfd() failed on %s", real_path); + goto out; + } - pfd = GF_CALLOC (1, sizeof (*pfd), gf_posix_mt_posix_fd); - if (!pfd) { - op_errno = errno; - goto out; - } + pfd = GF_CALLOC(1, sizeof(*pfd), gf_posix_mt_posix_fd); + if (!pfd) { + op_errno = errno; + goto out; + } - pfd->dir = dir; - pfd->dir_eof = -1; - pfd->fd = op_ret; + pfd->dir = dir; + pfd->dir_eof = -1; + pfd->fd = op_ret; - op_ret = fd_ctx_set (fd, this, (uint64_t)(long)pfd); - if (op_ret) - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_FD_PATH_SETTING_FAILED, "failed to set the fd" - "context path=%s fd=%p", real_path, fd); + op_ret = fd_ctx_set(fd, this, (uint64_t)(long)pfd); + if (op_ret) + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_FD_PATH_SETTING_FAILED, + "failed to set the fd" + "context path=%s fd=%p", + real_path, fd); - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, NULL); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, NULL); - op_ret = 0; + op_ret = 0; out: - if (op_ret == -1) { - if (dir) { - (void) sys_closedir (dir); - dir = NULL; - } - if (pfd) { - GF_FREE (pfd); - pfd = NULL; - } + if (op_ret == -1) { + if (dir) { + (void)sys_closedir(dir); + dir = NULL; } + if (pfd) { + GF_FREE(pfd); + pfd = NULL; + } + } - SET_TO_OLD_FS_ID (); - STACK_UNWIND_STRICT (opendir, frame, op_ret, op_errno, fd, NULL); - return 0; + SET_TO_OLD_FS_ID(); + STACK_UNWIND_STRICT(opendir, frame, op_ret, op_errno, fd, NULL); + return 0; } int32_t -posix_releasedir (xlator_t *this, - fd_t *fd) +posix_releasedir(xlator_t *this, fd_t *fd) { - struct posix_fd * pfd = NULL; - uint64_t tmp_pfd = 0; - int ret = 0; + struct posix_fd *pfd = NULL; + uint64_t tmp_pfd = 0; + int ret = 0; - struct posix_private *priv = NULL; + struct posix_private *priv = NULL; - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); - ret = fd_ctx_del (fd, this, &tmp_pfd); - if (ret < 0) { - gf_msg_debug (this->name, 0, "pfd from fd=%p is NULL", fd); - goto out; - } + ret = fd_ctx_del(fd, this, &tmp_pfd); + if (ret < 0) { + gf_msg_debug(this->name, 0, "pfd from fd=%p is NULL", fd); + goto out; + } - pfd = (struct posix_fd *)(long)tmp_pfd; - if (!pfd->dir) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_PFD_NULL, - "pfd->dir is NULL for fd=%p", fd); - goto out; - } + pfd = (struct posix_fd *)(long)tmp_pfd; + if (!pfd->dir) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_PFD_NULL, + "pfd->dir is NULL for fd=%p", fd); + goto out; + } - priv = this->private; - if (!priv) - goto out; + priv = this->private; + if (!priv) + goto out; - pthread_mutex_lock (&priv->janitor_lock); - { - INIT_LIST_HEAD (&pfd->list); - list_add_tail (&pfd->list, &priv->janitor_fds); - pthread_cond_signal (&priv->janitor_cond); - } - pthread_mutex_unlock (&priv->janitor_lock); + pthread_mutex_lock(&priv->janitor_lock); + { + INIT_LIST_HEAD(&pfd->list); + list_add_tail(&pfd->list, &priv->janitor_fds); + pthread_cond_signal(&priv->janitor_cond); + } + pthread_mutex_unlock(&priv->janitor_lock); out: - return 0; + return 0; } - int32_t -posix_readlink (call_frame_t *frame, xlator_t *this, - loc_t *loc, size_t size, dict_t *xdata) +posix_readlink(call_frame_t *frame, xlator_t *this, loc_t *loc, size_t size, + dict_t *xdata) { - char * dest = NULL; - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - char * real_path = NULL; - struct iatt stbuf = {0,}; + char *dest = NULL; + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + char *real_path = NULL; + struct iatt stbuf = { + 0, + }; - DECLARE_OLD_FS_ID_VAR; + DECLARE_OLD_FS_ID_VAR; - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (loc, out); + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(loc, out); - SET_FS_ID (frame->root->uid, frame->root->gid); + SET_FS_ID(frame->root->uid, frame->root->gid); - dest = alloca (size + 1); + dest = alloca(size + 1); - MAKE_INODE_HANDLE (real_path, this, loc, &stbuf); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "lstat on %s failed", - loc->path ? loc->path : "<null>"); - goto out; - } + MAKE_INODE_HANDLE(real_path, this, loc, &stbuf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "lstat on %s failed", loc->path ? loc->path : "<null>"); + goto out; + } - op_ret = sys_readlink (real_path, dest, size); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_READYLINK_FAILED, - "readlink on %s failed", real_path); - goto out; - } + op_ret = sys_readlink(real_path, dest, size); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_READYLINK_FAILED, + "readlink on %s failed", real_path); + goto out; + } - dest[op_ret] = 0; + dest[op_ret] = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (readlink, frame, op_ret, op_errno, dest, &stbuf, NULL); + STACK_UNWIND_STRICT(readlink, frame, op_ret, op_errno, dest, &stbuf, NULL); - return 0; + return 0; } int32_t -posix_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset, - dict_t *xdata) +posix_truncate(call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - char *real_path = 0; - struct posix_private *priv = NULL; - struct iatt prebuf = {0,}; - struct iatt postbuf = {0,}; - dict_t *rsp_xdata = NULL; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); + int32_t op_ret = -1; + int32_t op_errno = 0; + char *real_path = 0; + struct posix_private *priv = NULL; + struct iatt prebuf = { + 0, + }; + struct iatt postbuf = { + 0, + }; + dict_t *rsp_xdata = NULL; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); + + MAKE_INODE_HANDLE(real_path, this, loc, &prebuf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "pre-operation lstat on %s failed", + real_path ? real_path : "<null>"); + goto out; + } - MAKE_INODE_HANDLE (real_path, this, loc, &prebuf); + if (xdata) { + op_ret = posix_cs_maintenance(this, NULL, loc, NULL, &prebuf, real_path, + xdata, &rsp_xdata, _gf_false); if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "pre-operation lstat on %s failed", - real_path ? real_path : "<null>"); - goto out; - } - - if (xdata) { - op_ret = posix_cs_maintenance (this, NULL, loc, NULL, &prebuf, - real_path, xdata, &rsp_xdata, - _gf_false); - if (op_ret == -1) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, path %s", loc->path); - op_errno = EIO; - goto out; - } + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, path %s", loc->path); + op_errno = EIO; + goto out; } + } - op_ret = sys_truncate (real_path, offset); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_TRUNCATE_FAILED, - "truncate on %s failed", real_path); - goto out; - } + op_ret = sys_truncate(real_path, offset); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_TRUNCATE_FAILED, + "truncate on %s failed", real_path); + goto out; + } - op_ret = posix_pstat (this, loc->inode, loc->gfid, real_path, &postbuf, - _gf_false); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "lstat on %s failed", real_path); - goto out; - } + op_ret = posix_pstat(this, loc->inode, loc->gfid, real_path, &postbuf, + _gf_false); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "lstat on %s failed", real_path); + goto out; + } - posix_set_ctime (frame, this, real_path, -1, loc->inode, &postbuf); + posix_set_ctime(frame, this, real_path, -1, loc->inode, &postbuf); - op_ret = 0; + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (truncate, frame, op_ret, op_errno, - &prebuf, &postbuf, NULL); + STACK_UNWIND_STRICT(truncate, frame, op_ret, op_errno, &prebuf, &postbuf, + NULL); - return 0; + return 0; } int32_t -posix_open (call_frame_t *frame, xlator_t *this, - loc_t *loc, int32_t flags, fd_t *fd, dict_t *xdata) +posix_open(call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags, + fd_t *fd, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - char *real_path = NULL; - int32_t _fd = -1; - struct posix_fd *pfd = NULL; - struct posix_private *priv = NULL; - struct iatt stbuf = {0, }; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (this->private, out); - VALIDATE_OR_GOTO (loc, out); - VALIDATE_OR_GOTO (fd, out); - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - - if (loc->inode && - ((loc->inode->ia_type == IA_IFBLK) || - (loc->inode->ia_type == IA_IFCHR))) { - gf_msg (this->name, GF_LOG_ERROR, EINVAL, - P_MSG_INVALID_ARGUMENT, - "open received on a block/char file (%s)", - uuid_utoa (loc->inode->gfid)); - op_errno = EINVAL; - goto out; - } - - if (flags & O_CREAT) - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, op_ret, op_errno, out); + int32_t op_ret = -1; + int32_t op_errno = 0; + char *real_path = NULL; + int32_t _fd = -1; + struct posix_fd *pfd = NULL; + struct posix_private *priv = NULL; + struct iatt stbuf = { + 0, + }; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(this->private, out); + VALIDATE_OR_GOTO(loc, out); + VALIDATE_OR_GOTO(fd, out); + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + + if (loc->inode && ((loc->inode->ia_type == IA_IFBLK) || + (loc->inode->ia_type == IA_IFCHR))) { + gf_msg(this->name, GF_LOG_ERROR, EINVAL, P_MSG_INVALID_ARGUMENT, + "open received on a block/char file (%s)", + uuid_utoa(loc->inode->gfid)); + op_errno = EINVAL; + goto out; + } - MAKE_INODE_HANDLE (real_path, this, loc, &stbuf); - if (!real_path) { - op_ret = -1; - op_errno = ESTALE; - goto out; - } + if (flags & O_CREAT) + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, op_ret, op_errno, out); - if (IA_ISLNK (stbuf.ia_type)) { - op_ret = -1; - op_errno = ELOOP; - goto out; - } + MAKE_INODE_HANDLE(real_path, this, loc, &stbuf); + if (!real_path) { + op_ret = -1; + op_errno = ESTALE; + goto out; + } + if (IA_ISLNK(stbuf.ia_type)) { op_ret = -1; - SET_FS_ID (frame->root->uid, frame->root->gid); + op_errno = ELOOP; + goto out; + } - if (priv->o_direct) - flags |= O_DIRECT; + op_ret = -1; + SET_FS_ID(frame->root->uid, frame->root->gid); - _fd = sys_open (real_path, flags, priv->force_create_mode); - if (_fd == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FILE_OP_FAILED, - "open on %s, flags: %d", real_path, flags); - goto out; - } + if (priv->o_direct) + flags |= O_DIRECT; + + _fd = sys_open(real_path, flags, priv->force_create_mode); + if (_fd == -1) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FILE_OP_FAILED, + "open on %s, flags: %d", real_path, flags); + goto out; + } - posix_set_ctime (frame, this, real_path, -1, loc->inode, &stbuf); + posix_set_ctime(frame, this, real_path, -1, loc->inode, &stbuf); - pfd = GF_CALLOC (1, sizeof (*pfd), gf_posix_mt_posix_fd); - if (!pfd) { - op_errno = errno; - goto out; - } + pfd = GF_CALLOC(1, sizeof(*pfd), gf_posix_mt_posix_fd); + if (!pfd) { + op_errno = errno; + goto out; + } - pfd->flags = flags; - pfd->fd = _fd; + pfd->flags = flags; + pfd->fd = _fd; - op_ret = fd_ctx_set (fd, this, (uint64_t)(long)pfd); - if (op_ret) - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_FD_PATH_SETTING_FAILED, - "failed to set the fd context path=%s fd=%p", - real_path, fd); + op_ret = fd_ctx_set(fd, this, (uint64_t)(long)pfd); + if (op_ret) + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_FD_PATH_SETTING_FAILED, + "failed to set the fd context path=%s fd=%p", real_path, fd); - LOCK (&priv->lock); - { - priv->nr_files++; - } - UNLOCK (&priv->lock); + LOCK(&priv->lock); + { + priv->nr_files++; + } + UNLOCK(&priv->lock); - op_ret = 0; + op_ret = 0; out: - if (op_ret == -1) { - if (_fd != -1) { - sys_close (_fd); - } + if (op_ret == -1) { + if (_fd != -1) { + sys_close(_fd); } + } - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (open, frame, op_ret, op_errno, fd, NULL); + STACK_UNWIND_STRICT(open, frame, op_ret, op_errno, fd, NULL); - return 0; + return 0; } int -posix_readv (call_frame_t *frame, xlator_t *this, - fd_t *fd, size_t size, off_t offset, uint32_t flags, dict_t *xdata) +posix_readv(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t offset, uint32_t flags, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int _fd = -1; - struct posix_private * priv = NULL; - struct iobuf * iobuf = NULL; - struct iobref * iobref = NULL; - struct iovec vec = {0,}; - struct posix_fd * pfd = NULL; - struct iatt stbuf = {0,}; - struct iatt preop = {0,}; - int ret = -1; - dict_t *rsp_xdata = NULL; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - VALIDATE_OR_GOTO (this->private, out); - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - - if (fd->inode && - ((fd->inode->ia_type == IA_IFBLK) || - (fd->inode->ia_type == IA_IFCHR))) { - gf_msg (this->name, GF_LOG_ERROR, EINVAL, - P_MSG_INVALID_ARGUMENT, - "readv received on a block/char file (%s)", - uuid_utoa (fd->inode->gfid)); - op_errno = EINVAL; - goto out; - } - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL from fd=%p", fd); - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = 0; + int _fd = -1; + struct posix_private *priv = NULL; + struct iobuf *iobuf = NULL; + struct iobref *iobref = NULL; + struct iovec vec = { + 0, + }; + struct posix_fd *pfd = NULL; + struct iatt stbuf = { + 0, + }; + struct iatt preop = { + 0, + }; + int ret = -1; + dict_t *rsp_xdata = NULL; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + VALIDATE_OR_GOTO(this->private, out); + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + + if (fd->inode && ((fd->inode->ia_type == IA_IFBLK) || + (fd->inode->ia_type == IA_IFCHR))) { + gf_msg(this->name, GF_LOG_ERROR, EINVAL, P_MSG_INVALID_ARGUMENT, + "readv received on a block/char file (%s)", + uuid_utoa(fd->inode->gfid)); + op_errno = EINVAL; + goto out; + } - if (!size) { - op_errno = EINVAL; - gf_msg (this->name, GF_LOG_WARNING, EINVAL, - P_MSG_INVALID_ARGUMENT, "size=%"GF_PRI_SIZET, size); - goto out; - } + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; + } - iobuf = iobuf_get_page_aligned (this->ctx->iobuf_pool, size, - ALIGN_SIZE); - if (!iobuf) { - op_errno = ENOMEM; - goto out; - } + if (!size) { + op_errno = EINVAL; + gf_msg(this->name, GF_LOG_WARNING, EINVAL, P_MSG_INVALID_ARGUMENT, + "size=%" GF_PRI_SIZET, size); + goto out; + } - _fd = pfd->fd; + iobuf = iobuf_get_page_aligned(this->ctx->iobuf_pool, size, ALIGN_SIZE); + if (!iobuf) { + op_errno = ENOMEM; + goto out; + } - if (xdata) { - op_ret = posix_fdstat (this, fd->inode, _fd, &preop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } - op_ret = posix_cs_maintenance (this, fd, NULL, &_fd, &preop, NULL, - xdata, &rsp_xdata, _gf_false); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - op_errno = EIO; - goto out; - } - } + _fd = pfd->fd; - op_ret = sys_pread (_fd, iobuf->ptr, size, offset); + if (xdata) { + op_ret = posix_fdstat(this, fd->inode, _fd, &preop); if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_READ_FAILED, "read failed on gfid=%s, " - "fd=%p, offset=%"PRIu64" size=%"GF_PRI_SIZET", " - "buf=%p", uuid_utoa (fd->inode->gfid), fd, - offset, size, iobuf->ptr); - goto out; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; } - - LOCK (&priv->lock); - { - priv->read_value += op_ret; + op_ret = posix_cs_maintenance(this, fd, NULL, &_fd, &preop, NULL, xdata, + &rsp_xdata, _gf_false); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + op_errno = EIO; + goto out; } - UNLOCK (&priv->lock); + } + + op_ret = sys_pread(_fd, iobuf->ptr, size, offset); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_READ_FAILED, + "read failed on gfid=%s, " + "fd=%p, offset=%" PRIu64 " size=%" GF_PRI_SIZET + ", " + "buf=%p", + uuid_utoa(fd->inode->gfid), fd, offset, size, iobuf->ptr); + goto out; + } - vec.iov_base = iobuf->ptr; - vec.iov_len = op_ret; + LOCK(&priv->lock); + { + priv->read_value += op_ret; + } + UNLOCK(&priv->lock); - iobref = iobref_new (); + vec.iov_base = iobuf->ptr; + vec.iov_len = op_ret; - iobref_add (iobref, iobuf); + iobref = iobref_new(); - /* - * readv successful, and we need to get the stat of the file - * we read from - */ + iobref_add(iobref, iobuf); - op_ret = posix_fdstat (this, fd->inode, _fd, &stbuf); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fstat failed on fd=%p", fd); - goto out; - } + /* + * readv successful, and we need to get the stat of the file + * we read from + */ + + op_ret = posix_fdstat(this, fd->inode, _fd, &stbuf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fstat failed on fd=%p", fd); + goto out; + } - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, &stbuf); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, &stbuf); - /* Hack to notify higher layers of EOF. */ - if (!stbuf.ia_size || (offset + vec.iov_len) >= stbuf.ia_size) - op_errno = ENOENT; + /* Hack to notify higher layers of EOF. */ + if (!stbuf.ia_size || (offset + vec.iov_len) >= stbuf.ia_size) + op_errno = ENOENT; - op_ret = vec.iov_len; + op_ret = vec.iov_len; out: - STACK_UNWIND_STRICT (readv, frame, op_ret, op_errno, - &vec, 1, &stbuf, iobref, rsp_xdata); + STACK_UNWIND_STRICT(readv, frame, op_ret, op_errno, &vec, 1, &stbuf, iobref, + rsp_xdata); - if (iobref) - iobref_unref (iobref); - if (iobuf) - iobuf_unref (iobuf); + if (iobref) + iobref_unref(iobref); + if (iobuf) + iobuf_unref(iobuf); - return 0; + return 0; } int32_t -__posix_pwritev (int fd, struct iovec *vector, int count, off_t offset) +__posix_pwritev(int fd, struct iovec *vector, int count, off_t offset) { - int32_t op_ret = 0; - int idx = 0; - int retval = 0; - off_t internal_off = 0; - - if (!vector) - return -EFAULT; - - internal_off = offset; - for (idx = 0; idx < count; idx++) { - retval = sys_pwrite (fd, vector[idx].iov_base, vector[idx].iov_len, - internal_off); - if (retval == -1) { - op_ret = -errno; - goto err; - } - op_ret += retval; - internal_off += retval; - } + int32_t op_ret = 0; + int idx = 0; + int retval = 0; + off_t internal_off = 0; + + if (!vector) + return -EFAULT; + + internal_off = offset; + for (idx = 0; idx < count; idx++) { + retval = sys_pwrite(fd, vector[idx].iov_base, vector[idx].iov_len, + internal_off); + if (retval == -1) { + op_ret = -errno; + goto err; + } + op_ret += retval; + internal_off += retval; + } err: - return op_ret; + return op_ret; } int32_t -__posix_writev (int fd, struct iovec *vector, int count, off_t startoff, - int odirect) +__posix_writev(int fd, struct iovec *vector, int count, off_t startoff, + int odirect) { - int32_t op_ret = 0; - int idx = 0; - int max_buf_size = 0; - int retval = 0; - char *buf = NULL; - char *alloc_buf = NULL; - off_t internal_off = 0; - - /* Check for the O_DIRECT flag during open() */ - if (!odirect) - return __posix_pwritev (fd, vector, count, startoff); - - for (idx = 0; idx < count; idx++) { - if (max_buf_size < vector[idx].iov_len) - max_buf_size = vector[idx].iov_len; - } - - alloc_buf = _page_aligned_alloc (max_buf_size, &buf); - if (!alloc_buf) { - op_ret = -errno; - goto err; - } - - internal_off = startoff; - for (idx = 0; idx < count; idx++) { - memcpy (buf, vector[idx].iov_base, vector[idx].iov_len); - - /* not sure whether writev works on O_DIRECT'd fd */ - retval = sys_pwrite (fd, buf, vector[idx].iov_len, internal_off); - if (retval == -1) { - op_ret = -errno; - goto err; - } - - op_ret += retval; - internal_off += retval; - } + int32_t op_ret = 0; + int idx = 0; + int max_buf_size = 0; + int retval = 0; + char *buf = NULL; + char *alloc_buf = NULL; + off_t internal_off = 0; + + /* Check for the O_DIRECT flag during open() */ + if (!odirect) + return __posix_pwritev(fd, vector, count, startoff); + + for (idx = 0; idx < count; idx++) { + if (max_buf_size < vector[idx].iov_len) + max_buf_size = vector[idx].iov_len; + } + + alloc_buf = _page_aligned_alloc(max_buf_size, &buf); + if (!alloc_buf) { + op_ret = -errno; + goto err; + } + + internal_off = startoff; + for (idx = 0; idx < count; idx++) { + memcpy(buf, vector[idx].iov_base, vector[idx].iov_len); + + /* not sure whether writev works on O_DIRECT'd fd */ + retval = sys_pwrite(fd, buf, vector[idx].iov_len, internal_off); + if (retval == -1) { + op_ret = -errno; + goto err; + } + + op_ret += retval; + internal_off += retval; + } err: - GF_FREE (alloc_buf); + GF_FREE(alloc_buf); - return op_ret; + return op_ret; } -dict_t* -_fill_writev_xdata (fd_t *fd, dict_t *xdata, xlator_t *this, int is_append) +dict_t * +_fill_writev_xdata(fd_t *fd, dict_t *xdata, xlator_t *this, int is_append) { - dict_t *rsp_xdata = NULL; - int32_t ret = 0; - inode_t *inode = NULL; - - if (fd) - inode = fd->inode; - - if (!fd || !fd->inode || gf_uuid_is_null (fd->inode->gfid)) { - gf_msg_callingfn (this->name, GF_LOG_ERROR, EINVAL, - P_MSG_XATTR_FAILED, "fd: %p inode: %p" - "gfid:%s", fd, inode?inode:0, - inode?uuid_utoa(inode->gfid):"N/A"); - goto out; - } + dict_t *rsp_xdata = NULL; + int32_t ret = 0; + inode_t *inode = NULL; + + if (fd) + inode = fd->inode; + + if (!fd || !fd->inode || gf_uuid_is_null(fd->inode->gfid)) { + gf_msg_callingfn(this->name, GF_LOG_ERROR, EINVAL, P_MSG_XATTR_FAILED, + "fd: %p inode: %p" + "gfid:%s", + fd, inode ? inode : 0, + inode ? uuid_utoa(inode->gfid) : "N/A"); + goto out; + } - if (!xdata) - goto out; + if (!xdata) + goto out; - rsp_xdata = dict_new(); - if (!rsp_xdata) - goto out; + rsp_xdata = dict_new(); + if (!rsp_xdata) + goto out; - if (dict_get (xdata, GLUSTERFS_OPEN_FD_COUNT)) { - ret = dict_set_uint32 (rsp_xdata, GLUSTERFS_OPEN_FD_COUNT, - fd->inode->fd_count); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "%s: Failed to set " - "dictionary value for %s", - uuid_utoa (fd->inode->gfid), - GLUSTERFS_OPEN_FD_COUNT); - } + if (dict_get(xdata, GLUSTERFS_OPEN_FD_COUNT)) { + ret = dict_set_uint32(rsp_xdata, GLUSTERFS_OPEN_FD_COUNT, + fd->inode->fd_count); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "%s: Failed to set " + "dictionary value for %s", + uuid_utoa(fd->inode->gfid), GLUSTERFS_OPEN_FD_COUNT); } + } - if (dict_get (xdata, GLUSTERFS_ACTIVE_FD_COUNT)) { - ret = dict_set_uint32 (rsp_xdata, GLUSTERFS_ACTIVE_FD_COUNT, - fd->inode->active_fd_count); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "%s: Failed to set " - "dictionary value for %s", - uuid_utoa (fd->inode->gfid), - GLUSTERFS_ACTIVE_FD_COUNT); - } + if (dict_get(xdata, GLUSTERFS_ACTIVE_FD_COUNT)) { + ret = dict_set_uint32(rsp_xdata, GLUSTERFS_ACTIVE_FD_COUNT, + fd->inode->active_fd_count); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "%s: Failed to set " + "dictionary value for %s", + uuid_utoa(fd->inode->gfid), GLUSTERFS_ACTIVE_FD_COUNT); } + } - if (dict_get (xdata, GLUSTERFS_WRITE_IS_APPEND)) { - ret = dict_set_uint32 (rsp_xdata, GLUSTERFS_WRITE_IS_APPEND, - is_append); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "%s: Failed to set " - "dictionary value for %s", - uuid_utoa (fd->inode->gfid), - GLUSTERFS_WRITE_IS_APPEND); - } + if (dict_get(xdata, GLUSTERFS_WRITE_IS_APPEND)) { + ret = dict_set_uint32(rsp_xdata, GLUSTERFS_WRITE_IS_APPEND, is_append); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "%s: Failed to set " + "dictionary value for %s", + uuid_utoa(fd->inode->gfid), GLUSTERFS_WRITE_IS_APPEND); } + } out: - return rsp_xdata; + return rsp_xdata; } int32_t -posix_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, - struct iovec *vector, int32_t count, off_t offset, - uint32_t flags, struct iobref *iobref, dict_t *xdata) +posix_writev(call_frame_t *frame, xlator_t *this, fd_t *fd, + struct iovec *vector, int32_t count, off_t offset, uint32_t flags, + struct iobref *iobref, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int _fd = -1; - struct posix_private * priv = NULL; - struct posix_fd * pfd = NULL; - struct iatt preop = {0,}; - struct iatt postop = {0,}; - int ret = -1; - dict_t *rsp_xdata = NULL; - int is_append = 0; - gf_boolean_t locked = _gf_false; - gf_boolean_t write_append = _gf_false; - gf_boolean_t update_atomic = _gf_false; - posix_inode_ctx_t *ctx = NULL; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - VALIDATE_OR_GOTO (vector, out); - VALIDATE_OR_GOTO (this->private, out); - - priv = this->private; - - VALIDATE_OR_GOTO (priv, out); - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, op_ret, op_errno, out); - - if (fd->inode && - ((fd->inode->ia_type == IA_IFBLK) || - (fd->inode->ia_type == IA_IFCHR))) { - gf_msg (this->name, GF_LOG_ERROR, EINVAL, - P_MSG_INVALID_ARGUMENT, - "writev received on a block/char file (%s)", - uuid_utoa (fd->inode->gfid)); - op_errno = EINVAL; - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = 0; + int _fd = -1; + struct posix_private *priv = NULL; + struct posix_fd *pfd = NULL; + struct iatt preop = { + 0, + }; + struct iatt postop = { + 0, + }; + int ret = -1; + dict_t *rsp_xdata = NULL; + int is_append = 0; + gf_boolean_t locked = _gf_false; + gf_boolean_t write_append = _gf_false; + gf_boolean_t update_atomic = _gf_false; + posix_inode_ctx_t *ctx = NULL; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + VALIDATE_OR_GOTO(vector, out); + VALIDATE_OR_GOTO(this->private, out); + + priv = this->private; + + VALIDATE_OR_GOTO(priv, out); + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, op_ret, op_errno, out); + + if (fd->inode && ((fd->inode->ia_type == IA_IFBLK) || + (fd->inode->ia_type == IA_IFCHR))) { + gf_msg(this->name, GF_LOG_ERROR, EINVAL, P_MSG_INVALID_ARGUMENT, + "writev received on a block/char file (%s)", + uuid_utoa(fd->inode->gfid)); + op_errno = EINVAL; + goto out; + } - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, ret, P_MSG_PFD_NULL, - "pfd is NULL from fd=%p", fd); - goto out; - } + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, ret, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; + } - _fd = pfd->fd; + _fd = pfd->fd; - ret = posix_check_internal_writes (this, fd, _fd, xdata); - if (ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "possible overwrite from internal client, fd=%p", fd); - op_ret = -1; - op_errno = EBUSY; - goto out; - } - - if (xdata) { - if (dict_get (xdata, GLUSTERFS_WRITE_IS_APPEND)) - write_append = _gf_true; - if (dict_get (xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) - update_atomic = _gf_true; - } + ret = posix_check_internal_writes(this, fd, _fd, xdata); + if (ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "possible overwrite from internal client, fd=%p", fd); + op_ret = -1; + op_errno = EBUSY; + goto out; + } + + if (xdata) { + if (dict_get(xdata, GLUSTERFS_WRITE_IS_APPEND)) + write_append = _gf_true; + if (dict_get(xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) + update_atomic = _gf_true; + } + + /* The write_is_append check and write must happen + atomically. Else another write can overtake this + write after the check and get written earlier. + + So lock before preop-stat and unlock after write. + */ + + /* + * The update_atomic option is to instruct posix to do prestat, + * write and poststat atomically. This is to prevent any modification to + * ia_size and ia_blocks until poststat and the diff in their values + * between pre and poststat could be of use for some translators (shard + * as of today). + */ - /* The write_is_append check and write must happen - atomically. Else another write can overtake this - write after the check and get written earlier. + op_ret = posix_inode_ctx_get_all(fd->inode, this, &ctx); + if (op_ret < 0) { + op_errno = ENOMEM; + goto out; + } - So lock before preop-stat and unlock after write. - */ + if (write_append || update_atomic) { + locked = _gf_true; + pthread_mutex_lock(&ctx->write_atomic_lock); + } - /* - * The update_atomic option is to instruct posix to do prestat, - * write and poststat atomically. This is to prevent any modification to - * ia_size and ia_blocks until poststat and the diff in their values - * between pre and poststat could be of use for some translators (shard - * as of today). - */ + op_ret = posix_fdstat(this, fd->inode, _fd, &preop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; + } - op_ret = posix_inode_ctx_get_all (fd->inode, this, &ctx); + if (xdata) { + op_ret = posix_cs_maintenance(this, fd, NULL, &_fd, &preop, NULL, xdata, + &rsp_xdata, _gf_false); if (op_ret < 0) { - op_errno = ENOMEM; - goto out; + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + op_errno = EIO; + goto out; } + } - if (write_append || update_atomic) { - locked = _gf_true; - pthread_mutex_lock (&ctx->write_atomic_lock); - } + if (locked && write_append) { + if (preop.ia_size == offset || (fd->flags & O_APPEND)) + is_append = 1; + } - op_ret = posix_fdstat (this, fd->inode, _fd, &preop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } + op_ret = __posix_writev(_fd, vector, count, offset, + (pfd->flags & O_DIRECT)); - if (xdata) { - op_ret = posix_cs_maintenance (this, fd, NULL, &_fd, &preop, NULL, - xdata, &rsp_xdata, _gf_false); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - op_errno = EIO; - goto out; - } - } - - if (locked && write_append) { - if (preop.ia_size == offset || (fd->flags & O_APPEND)) - is_append = 1; - } - - op_ret = __posix_writev (_fd, vector, count, offset, - (pfd->flags & O_DIRECT)); - - if (locked && (!update_atomic)) { - pthread_mutex_unlock (&ctx->write_atomic_lock); - locked = _gf_false; - } + if (locked && (!update_atomic)) { + pthread_mutex_unlock(&ctx->write_atomic_lock); + locked = _gf_false; + } - if (op_ret < 0) { - op_errno = -op_ret; - op_ret = -1; - gf_msg (this->name, GF_LOG_ERROR, op_errno, P_MSG_WRITE_FAILED, - "write failed: offset %"PRIu64 - ",", offset); - goto out; - } + if (op_ret < 0) { + op_errno = -op_ret; + op_ret = -1; + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_WRITE_FAILED, + "write failed: offset %" PRIu64 ",", offset); + goto out; + } - rsp_xdata = _fill_writev_xdata (fd, xdata, this, is_append); - /* writev successful, we also need to get the stat of - * the file we wrote to - */ + rsp_xdata = _fill_writev_xdata(fd, xdata, this, is_append); + /* writev successful, we also need to get the stat of + * the file we wrote to + */ - ret = posix_fdstat (this, fd->inode, _fd, &postop); - if (ret == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FSTAT_FAILED, - "post-operation fstat failed on fd=%p", - fd); - goto out; - } + ret = posix_fdstat(this, fd->inode, _fd, &postop); + if (ret == -1) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "post-operation fstat failed on fd=%p", fd); + goto out; + } - posix_set_ctime (frame, this, NULL, pfd->fd, fd->inode, &postop); + posix_set_ctime(frame, this, NULL, pfd->fd, fd->inode, &postop); - if (locked) { - pthread_mutex_unlock (&ctx->write_atomic_lock); - locked = _gf_false; - } + if (locked) { + pthread_mutex_unlock(&ctx->write_atomic_lock); + locked = _gf_false; + } - if (flags & (O_SYNC|O_DSYNC)) { - ret = sys_fsync (_fd); - if (ret) { - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_WRITEV_FAILED, - "fsync() in writev on fd %d failed", - _fd); - op_ret = -1; - op_errno = errno; - goto out; - } + if (flags & (O_SYNC | O_DSYNC)) { + ret = sys_fsync(_fd); + if (ret) { + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_WRITEV_FAILED, + "fsync() in writev on fd %d failed", _fd); + op_ret = -1; + op_errno = errno; + goto out; } + } - LOCK (&priv->lock); - { - priv->write_value += op_ret; - } - UNLOCK (&priv->lock); + LOCK(&priv->lock); + { + priv->write_value += op_ret; + } + UNLOCK(&priv->lock); out: - if (locked) { - pthread_mutex_unlock (&ctx->write_atomic_lock); - locked = _gf_false; - } + if (locked) { + pthread_mutex_unlock(&ctx->write_atomic_lock); + locked = _gf_false; + } - STACK_UNWIND_STRICT (writev, frame, op_ret, op_errno, &preop, &postop, - rsp_xdata); + STACK_UNWIND_STRICT(writev, frame, op_ret, op_errno, &preop, &postop, + rsp_xdata); - if (rsp_xdata) - dict_unref (rsp_xdata); - return 0; + if (rsp_xdata) + dict_unref(rsp_xdata); + return 0; } - int32_t -posix_statfs (call_frame_t *frame, xlator_t *this, - loc_t *loc, dict_t *xdata) +posix_statfs(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata) { - char * real_path = NULL; - int32_t op_ret = -1; - int32_t op_errno = 0; - struct statvfs buf = {0, }; - struct posix_private * priv = NULL; - int shared_by = 1; - int percent = 0; - uint64_t reserved_blocks = 0; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); - VALIDATE_OR_GOTO (this->private, out); - - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_ret = -1; - op_errno = ESTALE; - goto out; - } - - priv = this->private; - - op_ret = sys_statvfs (real_path, &buf); - - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_STATVFS_FAILED, - "statvfs failed on %s", real_path); - goto out; - } - - percent = priv->disk_reserve; - reserved_blocks = (buf.f_blocks * percent) / 100; - - if (buf.f_bfree > reserved_blocks) { - buf.f_bfree = (buf.f_bfree - reserved_blocks); - if (buf.f_bavail > buf.f_bfree) { - buf.f_bavail = buf.f_bfree; - } - } else { - buf.f_bfree = 0; - buf.f_bavail = 0; - } + char *real_path = NULL; + int32_t op_ret = -1; + int32_t op_errno = 0; + struct statvfs buf = { + 0, + }; + struct posix_private *priv = NULL; + int shared_by = 1; + int percent = 0; + uint64_t reserved_blocks = 0; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); + VALIDATE_OR_GOTO(this->private, out); + + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + op_ret = -1; + op_errno = ESTALE; + goto out; + } - shared_by = priv->shared_brick_count; - if (shared_by > 1) { - buf.f_blocks /= shared_by; - buf.f_bfree /= shared_by; - buf.f_bavail /= shared_by; - buf.f_files /= shared_by; - buf.f_ffree /= shared_by; - buf.f_favail /= shared_by; - } + priv = this->private; - if (!priv->export_statfs) { - buf.f_blocks = 0; - buf.f_bfree = 0; - buf.f_bavail = 0; - buf.f_files = 0; - buf.f_ffree = 0; - buf.f_favail = 0; - } + op_ret = sys_statvfs(real_path, &buf); - op_ret = 0; + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_STATVFS_FAILED, + "statvfs failed on %s", real_path); + goto out; + } + + percent = priv->disk_reserve; + reserved_blocks = (buf.f_blocks * percent) / 100; + + if (buf.f_bfree > reserved_blocks) { + buf.f_bfree = (buf.f_bfree - reserved_blocks); + if (buf.f_bavail > buf.f_bfree) { + buf.f_bavail = buf.f_bfree; + } + } else { + buf.f_bfree = 0; + buf.f_bavail = 0; + } + + shared_by = priv->shared_brick_count; + if (shared_by > 1) { + buf.f_blocks /= shared_by; + buf.f_bfree /= shared_by; + buf.f_bavail /= shared_by; + buf.f_files /= shared_by; + buf.f_ffree /= shared_by; + buf.f_favail /= shared_by; + } + + if (!priv->export_statfs) { + buf.f_blocks = 0; + buf.f_bfree = 0; + buf.f_bavail = 0; + buf.f_files = 0; + buf.f_ffree = 0; + buf.f_favail = 0; + } + + op_ret = 0; out: - STACK_UNWIND_STRICT (statfs, frame, op_ret, op_errno, &buf, NULL); - return 0; + STACK_UNWIND_STRICT(statfs, frame, op_ret, op_errno, &buf, NULL); + return 0; } - int32_t -posix_flush (call_frame_t *frame, xlator_t *this, - fd_t *fd, dict_t *xdata) +posix_flush(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int ret = -1; - struct posix_fd *pfd = NULL; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL on fd=%p", fd); - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = 0; + int ret = -1; + struct posix_fd *pfd = NULL; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL on fd=%p", fd); + goto out; + } - op_ret = 0; + op_ret = 0; out: - STACK_UNWIND_STRICT (flush, frame, op_ret, op_errno, NULL); + STACK_UNWIND_STRICT(flush, frame, op_ret, op_errno, NULL); - return 0; + return 0; } - int32_t -posix_release (xlator_t *this, fd_t *fd) +posix_release(xlator_t *this, fd_t *fd) { - struct posix_private * priv = NULL; - struct posix_fd * pfd = NULL; - int ret = -1; - uint64_t tmp_pfd = 0; + struct posix_private *priv = NULL; + struct posix_fd *pfd = NULL; + int ret = -1; + uint64_t tmp_pfd = 0; - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); - priv = this->private; + priv = this->private; - ret = fd_ctx_del (fd, this, &tmp_pfd); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_PFD_NULL, - "pfd is NULL from fd=%p", fd); - goto out; - } - pfd = (struct posix_fd *)(long)tmp_pfd; + ret = fd_ctx_del(fd, this, &tmp_pfd); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; + } + pfd = (struct posix_fd *)(long)tmp_pfd; + + if (pfd->dir) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DIR_NOT_NULL, + "pfd->dir is %p (not NULL) for file fd=%p", pfd->dir, fd); + } + if (!priv) + goto out; - if (pfd->dir) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_DIR_NOT_NULL, - "pfd->dir is %p (not NULL) for file fd=%p", - pfd->dir, fd); - } - if (!priv) - goto out; + pthread_mutex_lock(&priv->janitor_lock); + { + INIT_LIST_HEAD(&pfd->list); + list_add_tail(&pfd->list, &priv->janitor_fds); + pthread_cond_signal(&priv->janitor_cond); + } + pthread_mutex_unlock(&priv->janitor_lock); - pthread_mutex_lock (&priv->janitor_lock); - { - INIT_LIST_HEAD (&pfd->list); - list_add_tail (&pfd->list, &priv->janitor_fds); - pthread_cond_signal (&priv->janitor_cond); - } - pthread_mutex_unlock (&priv->janitor_lock); - - LOCK (&priv->lock); - { - priv->nr_files--; - } - UNLOCK (&priv->lock); + LOCK(&priv->lock); + { + priv->nr_files--; + } + UNLOCK(&priv->lock); out: - return 0; + return 0; } - int -posix_batch_fsync (call_frame_t *frame, xlator_t *this, - fd_t *fd, int datasync, dict_t *xdata) +posix_batch_fsync(call_frame_t *frame, xlator_t *this, fd_t *fd, int datasync, + dict_t *xdata) { - call_stub_t *stub = NULL; - struct posix_private *priv = NULL; + call_stub_t *stub = NULL; + struct posix_private *priv = NULL; - priv = this->private; + priv = this->private; - stub = fop_fsync_stub (frame, default_fsync, fd, datasync, xdata); - if (!stub) { - STACK_UNWIND_STRICT (fsync, frame, -1, ENOMEM, 0, 0, 0); - return 0; - } + stub = fop_fsync_stub(frame, default_fsync, fd, datasync, xdata); + if (!stub) { + STACK_UNWIND_STRICT(fsync, frame, -1, ENOMEM, 0, 0, 0); + return 0; + } - pthread_mutex_lock (&priv->fsync_mutex); - { - list_add_tail (&stub->list, &priv->fsyncs); - priv->fsync_queue_count++; - pthread_cond_signal (&priv->fsync_cond); - } - pthread_mutex_unlock (&priv->fsync_mutex); + pthread_mutex_lock(&priv->fsync_mutex); + { + list_add_tail(&stub->list, &priv->fsyncs); + priv->fsync_queue_count++; + pthread_cond_signal(&priv->fsync_cond); + } + pthread_mutex_unlock(&priv->fsync_mutex); - return 0; + return 0; } - int32_t -posix_fsync (call_frame_t *frame, xlator_t *this, - fd_t *fd, int32_t datasync, dict_t *xdata) +posix_fsync(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t datasync, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int _fd = -1; - struct posix_fd * pfd = NULL; - int ret = -1; - struct iatt preop = {0,}; - struct iatt postop = {0,}; - struct posix_private *priv = NULL; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); + int32_t op_ret = -1; + int32_t op_errno = 0; + int _fd = -1; + struct posix_fd *pfd = NULL; + int ret = -1; + struct iatt preop = { + 0, + }; + struct iatt postop = { + 0, + }; + struct posix_private *priv = NULL; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); #ifdef GF_DARWIN_HOST_OS - /* Always return success in case of fsync in MAC OS X */ - op_ret = 0; - goto out; + /* Always return success in case of fsync in MAC OS X */ + op_ret = 0; + goto out; #endif - priv = this->private; + priv = this->private; - if (priv->batch_fsync_mode && xdata && dict_get (xdata, "batch-fsync")) { - posix_batch_fsync (frame, this, fd, datasync, xdata); - return 0; - } - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd not found in fd's ctx"); - goto out; - } + if (priv->batch_fsync_mode && xdata && dict_get(xdata, "batch-fsync")) { + posix_batch_fsync(frame, this, fd, datasync, xdata); + return 0; + } - _fd = pfd->fd; + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd not found in fd's ctx"); + goto out; + } - op_ret = posix_fdstat (this, fd->inode, _fd, &preop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } + _fd = pfd->fd; - if (datasync) { - op_ret = sys_fdatasync (_fd); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FSYNC_FAILED, "fdatasync on fd=%p" - "failed:", fd); - goto out; - } - } else { - op_ret = sys_fsync (_fd); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_FSYNC_FAILED, "fsync on fd=%p " - "failed", fd); - goto out; - } - } + op_ret = posix_fdstat(this, fd->inode, _fd, &preop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; + } - op_ret = posix_fdstat (this, fd->inode, _fd, &postop); + if (datasync) { + op_ret = sys_fdatasync(_fd); if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, P_MSG_FSTAT_FAILED, - "post-operation fstat failed on fd=%p", fd); - goto out; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSYNC_FAILED, + "fdatasync on fd=%p" + "failed:", + fd); + goto out; + } + } else { + op_ret = sys_fsync(_fd); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSYNC_FAILED, + "fsync on fd=%p " + "failed", + fd); + goto out; } + } - op_ret = 0; + op_ret = posix_fdstat(this, fd->inode, _fd, &postop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_FSTAT_FAILED, + "post-operation fstat failed on fd=%p", fd); + goto out; + } + + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (fsync, frame, op_ret, op_errno, &preop, &postop, - NULL); + STACK_UNWIND_STRICT(fsync, frame, op_ret, op_errno, &preop, &postop, NULL); - return 0; + return 0; } static int gf_posix_xattr_enotsup_log; static int -_handle_setxattr_keyvalue_pair (dict_t *d, char *k, data_t *v, - void *tmp) +_handle_setxattr_keyvalue_pair(dict_t *d, char *k, data_t *v, void *tmp) { - posix_xattr_filler_t *filler = NULL; + posix_xattr_filler_t *filler = NULL; - filler = tmp; + filler = tmp; - return posix_handle_pair (filler->this, filler->real_path, k, v, - filler->flags, filler->stbuf); + return posix_handle_pair(filler->this, filler->real_path, k, v, + filler->flags, filler->stbuf); } #ifdef GF_DARWIN_HOST_OS static int map_xattr_flags(int flags) { - /* DARWIN has different defines on XATTR_ flags. - There do not seem to be a POSIX standard - Parse any other flags over. - */ - int darwinflags = flags & ~(GF_XATTR_CREATE | GF_XATTR_REPLACE | XATTR_REPLACE); - if (GF_XATTR_CREATE & flags) - darwinflags |= XATTR_CREATE; - if (GF_XATTR_REPLACE & flags) - darwinflags |= XATTR_REPLACE; - return darwinflags; + /* DARWIN has different defines on XATTR_ flags. + There do not seem to be a POSIX standard + Parse any other flags over. + */ + int darwinflags = flags & + ~(GF_XATTR_CREATE | GF_XATTR_REPLACE | XATTR_REPLACE); + if (GF_XATTR_CREATE & flags) + darwinflags |= XATTR_CREATE; + if (GF_XATTR_REPLACE & flags) + darwinflags |= XATTR_REPLACE; + return darwinflags; } #endif int32_t -posix_setxattr (call_frame_t *frame, xlator_t *this, - loc_t *loc, dict_t *dict, int flags, dict_t *xdata) +posix_setxattr(call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict, + int flags, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - char * real_path = NULL; - char *acl_xattr = NULL; - struct iatt preop = {0}; - struct iatt postop = {0}; - int32_t ret = 0; - ssize_t acl_size = 0; - dict_t *xattr = NULL; - posix_xattr_filler_t filler = {0,}; - struct posix_private *priv = NULL; - struct iatt tmp_stbuf = {0,}; - data_t *tdata = NULL; - char stime[4096]; - char sxattr[4096]; - gf_cs_obj_state state = -1; - char remotepath[4096] = {0}; - int i = 0; - int len; - - DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (this->private, out); - VALIDATE_OR_GOTO (loc, out); - VALIDATE_OR_GOTO (dict, out); - - priv = this->private; - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, op_ret, op_errno, out); - - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_ret = -1; - op_errno = ESTALE; - goto out; - } - - posix_pstat(this, loc->inode, loc->gfid, real_path, &preop, _gf_false); - + int32_t op_ret = -1; + int32_t op_errno = 0; + char *real_path = NULL; + char *acl_xattr = NULL; + struct iatt preop = {0}; + struct iatt postop = {0}; + int32_t ret = 0; + ssize_t acl_size = 0; + dict_t *xattr = NULL; + posix_xattr_filler_t filler = { + 0, + }; + struct posix_private *priv = NULL; + struct iatt tmp_stbuf = { + 0, + }; + data_t *tdata = NULL; + char stime[4096]; + char sxattr[4096]; + gf_cs_obj_state state = -1; + char remotepath[4096] = {0}; + int i = 0; + int len; + + DECLARE_OLD_FS_ID_VAR; + SET_FS_ID(frame->root->uid, frame->root->gid); + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(this->private, out); + VALIDATE_OR_GOTO(loc, out); + VALIDATE_OR_GOTO(dict, out); + + priv = this->private; + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, op_ret, op_errno, out); + + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { op_ret = -1; + op_errno = ESTALE; + goto out; + } - dict_del (dict, GFID_XATTR_KEY); - dict_del (dict, GF_XATTR_VOL_ID_KEY); - /* the io-stats-dump key should not reach disk */ - dict_del (dict, GF_XATTR_IOSTATS_DUMP_KEY); - - tdata = dict_get (dict, GF_CS_OBJECT_UPLOAD_COMPLETE); - if (tdata) { - /*TODO: move the following to a different function */ - LOCK (&loc->inode->lock); - { - state = posix_cs_check_status (this, real_path, NULL, &preop); - if (state != GF_CS_LOCAL) { - op_errno = EINVAL; - ret = posix_cs_set_state (this, &xattr, state, real_path, - NULL); - if (ret) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "set state failed"); - } - goto unlock; - } - - ret = posix_pstat (this, loc->inode, loc->gfid, real_path, - &tmp_stbuf, _gf_true); - if (ret) { - op_errno = EINVAL; - goto unlock; - } - - sprintf (stime, "%lu", tmp_stbuf.ia_mtime); + posix_pstat(this, loc->inode, loc->gfid, real_path, &preop, _gf_false); - /*TODO: may be should consider nano-second also */ - if (strncmp (stime, tdata->data, tdata->len) != 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, "mtime " - "passed is different from seen by file now." - " Will skip truncating the file"); - ret = -1; - op_errno = EINVAL; - goto unlock; - } + op_ret = -1; - len = sprintf (sxattr, "%lu", tmp_stbuf.ia_size); + dict_del(dict, GFID_XATTR_KEY); + dict_del(dict, GF_XATTR_VOL_ID_KEY); + /* the io-stats-dump key should not reach disk */ + dict_del(dict, GF_XATTR_IOSTATS_DUMP_KEY); - ret = sys_lsetxattr (real_path, GF_CS_OBJECT_SIZE, - sxattr, len, flags); + tdata = dict_get(dict, GF_CS_OBJECT_UPLOAD_COMPLETE); + if (tdata) { + /*TODO: move the following to a different function */ + LOCK(&loc->inode->lock); + { + state = posix_cs_check_status(this, real_path, NULL, &preop); + if (state != GF_CS_LOCAL) { + op_errno = EINVAL; + ret = posix_cs_set_state(this, &xattr, state, real_path, NULL); if (ret) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "setxattr failed. key %s err %d", - GF_CS_OBJECT_SIZE, ret); - op_errno = errno; - goto unlock; + gf_msg(this->name, GF_LOG_ERROR, 0, 0, "set state failed"); } + goto unlock; + } - if (loc->path[0] == '/') { - for (i = 1; i < strlen(loc->path); i++) { - remotepath[i-1] = loc->path[i]; - } - - remotepath[i] = '\0'; - gf_msg_debug (this->name, GF_LOG_ERROR, "remotepath %s", - remotepath); - } + ret = posix_pstat(this, loc->inode, loc->gfid, real_path, + &tmp_stbuf, _gf_true); + if (ret) { + op_errno = EINVAL; + goto unlock; + } + + sprintf(stime, "%lu", tmp_stbuf.ia_mtime); + + /*TODO: may be should consider nano-second also */ + if (strncmp(stime, tdata->data, tdata->len) != 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "mtime " + "passed is different from seen by file now." + " Will skip truncating the file"); + ret = -1; + op_errno = EINVAL; + goto unlock; + } + len = sprintf(sxattr, "%lu", tmp_stbuf.ia_size); - ret = sys_lsetxattr (real_path, GF_CS_OBJECT_REMOTE, - remotepath, strlen (loc->path), flags); + ret = sys_lsetxattr(real_path, GF_CS_OBJECT_SIZE, sxattr, len, + flags); + if (ret) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "setxattr failed. key %s err %d", GF_CS_OBJECT_SIZE, + ret); + op_errno = errno; + goto unlock; + } + + if (loc->path[0] == '/') { + for (i = 1; i < strlen(loc->path); i++) { + remotepath[i - 1] = loc->path[i]; + } + + remotepath[i] = '\0'; + gf_msg_debug(this->name, GF_LOG_ERROR, "remotepath %s", + remotepath); + } + + ret = sys_lsetxattr(real_path, GF_CS_OBJECT_REMOTE, remotepath, + strlen(loc->path), flags); + if (ret) { + gf_log("POSIX", GF_LOG_ERROR, + "setxattr failed - %s" + " %d", + GF_CS_OBJECT_SIZE, ret); + goto unlock; + } + + ret = sys_truncate(real_path, 0); + if (ret) { + gf_log("POSIX", GF_LOG_ERROR, + "truncate failed - %s" + " %d", + GF_CS_OBJECT_SIZE, ret); + op_errno = errno; + ret = sys_lremovexattr(real_path, GF_CS_OBJECT_REMOTE); if (ret) { - gf_log ("POSIX", GF_LOG_ERROR, "setxattr failed - %s" - " %d", GF_CS_OBJECT_SIZE, ret); - goto unlock; - } - - ret = sys_truncate (real_path, 0); + gf_log("POSIX", GF_LOG_ERROR, + "removexattr " + "failed post processing- %s" + " %d", + GF_CS_OBJECT_SIZE, ret); + } + goto unlock; + } else { + state = GF_CS_REMOTE; + ret = posix_cs_set_state(this, &xattr, state, real_path, NULL); if (ret) { - gf_log ("POSIX", GF_LOG_ERROR, "truncate failed - %s" - " %d", GF_CS_OBJECT_SIZE, ret); - op_errno = errno; - ret = sys_lremovexattr (real_path, GF_CS_OBJECT_REMOTE); - if (ret) { - gf_log ("POSIX", GF_LOG_ERROR, "removexattr " - "failed post processing- %s" - " %d", GF_CS_OBJECT_SIZE, ret); - } - goto unlock; - } else { - state = GF_CS_REMOTE; - ret = posix_cs_set_state (this, &xattr, state, real_path, - NULL); - if (ret) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "set state failed"); - } - } + gf_msg(this->name, GF_LOG_ERROR, 0, 0, "set state failed"); } -unlock: - UNLOCK (&loc->inode->lock); - goto out; + } } + unlock: + UNLOCK(&loc->inode->lock); + goto out; + } - filler.real_path = real_path; - filler.this = this; - filler.stbuf = &preop; + filler.real_path = real_path; + filler.this = this; + filler.stbuf = &preop; #ifdef GF_DARWIN_HOST_OS - filler.flags = map_xattr_flags(flags); + filler.flags = map_xattr_flags(flags); #else - filler.flags = flags; + filler.flags = flags; #endif - op_ret = dict_foreach (dict, _handle_setxattr_keyvalue_pair, - &filler); - if (op_ret < 0) { - op_errno = -op_ret; - op_ret = -1; - goto out; - } + op_ret = dict_foreach(dict, _handle_setxattr_keyvalue_pair, &filler); + if (op_ret < 0) { + op_errno = -op_ret; + op_ret = -1; + goto out; + } - xattr = dict_new(); - if (!xattr) - goto out; + xattr = dict_new(); + if (!xattr) + goto out; -/* - * FIXFIX: Send the stbuf info in the xdata for now - * This is used by DHT to redirect FOPs if the file is being migrated - * Ignore errors for now - */ - ret = posix_pstat(this, loc->inode, loc->gfid, real_path, &postop, - _gf_false); - if (ret) - goto out; + /* + * FIXFIX: Send the stbuf info in the xdata for now + * This is used by DHT to redirect FOPs if the file is being migrated + * Ignore errors for now + */ + ret = posix_pstat(this, loc->inode, loc->gfid, real_path, &postop, + _gf_false); + if (ret) + goto out; - ret = posix_set_iatt_in_dict (xattr, &preop, &postop); + ret = posix_set_iatt_in_dict(xattr, &preop, &postop); -/* - * ACL can be set on a file/folder using GF_POSIX_ACL_*_KEY xattrs which - * won't aware of access-control xlator. To update its context correctly, - * POSIX_ACL_*_XATTR stored in xdata which is send in the call_back path. - */ - if (dict_get (dict, GF_POSIX_ACL_ACCESS)) { - - /* - * The size of buffer will be know after calling sys_lgetxattr, - * so first we allocate buffer with large size(~4k), then we - * reduced into required size using GF_REALLO(). - */ - acl_xattr = GF_CALLOC (1, ACL_BUFFER_MAX, gf_posix_mt_char); - if (!acl_xattr) - goto out; - - acl_size = sys_lgetxattr (real_path, POSIX_ACL_ACCESS_XATTR, - acl_xattr, ACL_BUFFER_MAX); - - if (acl_size < 0) { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_XATTR_FAILED, "Posix acl is not set " - "properly at the backend"); - goto out; - } + /* + * ACL can be set on a file/folder using GF_POSIX_ACL_*_KEY xattrs which + * won't aware of access-control xlator. To update its context correctly, + * POSIX_ACL_*_XATTR stored in xdata which is send in the call_back path. + */ + if (dict_get(dict, GF_POSIX_ACL_ACCESS)) { + /* + * The size of buffer will be know after calling sys_lgetxattr, + * so first we allocate buffer with large size(~4k), then we + * reduced into required size using GF_REALLO(). + */ + acl_xattr = GF_CALLOC(1, ACL_BUFFER_MAX, gf_posix_mt_char); + if (!acl_xattr) + goto out; - /* If acl_size is more than max buffer size, just ignore it */ - if (acl_size >= ACL_BUFFER_MAX) { - gf_msg (this->name, GF_LOG_WARNING, ENOMEM, - P_MSG_BUFFER_OVERFLOW, "size of acl is more" - "than the buffer"); - goto out; - } + acl_size = sys_lgetxattr(real_path, POSIX_ACL_ACCESS_XATTR, acl_xattr, + ACL_BUFFER_MAX); - acl_xattr = GF_REALLOC (acl_xattr, acl_size); - if (!acl_xattr) - goto out; + if (acl_size < 0) { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_XATTR_FAILED, + "Posix acl is not set " + "properly at the backend"); + goto out; + } - ret = dict_set_bin (xattr, POSIX_ACL_ACCESS_XATTR, - acl_xattr, acl_size); - if (ret) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_SET_XDATA_FAIL, "failed to set" - "xdata for acl"); - GF_FREE (acl_xattr); - goto out; - } + /* If acl_size is more than max buffer size, just ignore it */ + if (acl_size >= ACL_BUFFER_MAX) { + gf_msg(this->name, GF_LOG_WARNING, ENOMEM, P_MSG_BUFFER_OVERFLOW, + "size of acl is more" + "than the buffer"); + goto out; } - if (dict_get (dict, GF_POSIX_ACL_DEFAULT)) { + acl_xattr = GF_REALLOC(acl_xattr, acl_size); + if (!acl_xattr) + goto out; - acl_xattr = GF_CALLOC (1, ACL_BUFFER_MAX, gf_posix_mt_char); - if (!acl_xattr) - goto out; + ret = dict_set_bin(xattr, POSIX_ACL_ACCESS_XATTR, acl_xattr, acl_size); + if (ret) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_SET_XDATA_FAIL, + "failed to set" + "xdata for acl"); + GF_FREE(acl_xattr); + goto out; + } + } - acl_size = sys_lgetxattr (real_path, POSIX_ACL_DEFAULT_XATTR, - acl_xattr, ACL_BUFFER_MAX); + if (dict_get(dict, GF_POSIX_ACL_DEFAULT)) { + acl_xattr = GF_CALLOC(1, ACL_BUFFER_MAX, gf_posix_mt_char); + if (!acl_xattr) + goto out; - if (acl_size < 0) { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_XATTR_FAILED, "Posix acl is not set " - "properly at the backend"); - goto out; - } + acl_size = sys_lgetxattr(real_path, POSIX_ACL_DEFAULT_XATTR, acl_xattr, + ACL_BUFFER_MAX); - if (acl_size >= ACL_BUFFER_MAX) { - gf_msg (this->name, GF_LOG_WARNING, ENOMEM, - P_MSG_BUFFER_OVERFLOW, "size of acl is more" - "than the buffer"); - goto out; - } + if (acl_size < 0) { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_XATTR_FAILED, + "Posix acl is not set " + "properly at the backend"); + goto out; + } - acl_xattr = GF_REALLOC (acl_xattr, acl_size); - if (!acl_xattr) - goto out; + if (acl_size >= ACL_BUFFER_MAX) { + gf_msg(this->name, GF_LOG_WARNING, ENOMEM, P_MSG_BUFFER_OVERFLOW, + "size of acl is more" + "than the buffer"); + goto out; + } - ret = dict_set_bin (xattr, POSIX_ACL_DEFAULT_XATTR, - acl_xattr, acl_size); - if (ret) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_SET_XDATA_FAIL, "failed to set" - "xdata for acl"); - GF_FREE (acl_xattr); - goto out; - } + acl_xattr = GF_REALLOC(acl_xattr, acl_size); + if (!acl_xattr) + goto out; + + ret = dict_set_bin(xattr, POSIX_ACL_DEFAULT_XATTR, acl_xattr, acl_size); + if (ret) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_SET_XDATA_FAIL, + "failed to set" + "xdata for acl"); + GF_FREE(acl_xattr); + goto out; } + } out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (setxattr, frame, op_ret, op_errno, xattr); + STACK_UNWIND_STRICT(setxattr, frame, op_ret, op_errno, xattr); - if (xattr) - dict_unref (xattr); + if (xattr) + dict_unref(xattr); - return 0; + return 0; } - int -posix_xattr_get_real_filename (call_frame_t *frame, xlator_t *this, loc_t *loc, - const char *key, dict_t *dict, dict_t *xdata) +posix_xattr_get_real_filename(call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *key, dict_t *dict, dict_t *xdata) { - int ret = -1; - int op_ret = -1; - const char *fname = NULL; - char *real_path = NULL; - char *found = NULL; - DIR *fd = NULL; - struct dirent *entry = NULL; - struct dirent scratch[2] = {{0,},}; - - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - return -ESTALE; - } - if (op_ret == -1) { - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, - "posix_xattr_get_real_filename (lstat) on %s failed", - real_path); - return -errno; - } - - fd = sys_opendir (real_path); - if (!fd) - return -errno; - - fname = key + SLEN (GF_XATTR_GET_REAL_FILENAME_KEY); - - for (;;) { - errno = 0; - entry = sys_readdir (fd, scratch); - if (!entry || errno != 0) - break; - - if (strcasecmp (entry->d_name, fname) == 0) { - found = gf_strdup (entry->d_name); - if (!found) { - (void) sys_closedir (fd); - return -ENOMEM; - } - break; - } + int ret = -1; + int op_ret = -1; + const char *fname = NULL; + char *real_path = NULL; + char *found = NULL; + DIR *fd = NULL; + struct dirent *entry = NULL; + struct dirent scratch[2] = { + { + 0, + }, + }; + + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + return -ESTALE; + } + if (op_ret == -1) { + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_LSTAT_FAILED, + "posix_xattr_get_real_filename (lstat) on %s failed", real_path); + return -errno; + } + + fd = sys_opendir(real_path); + if (!fd) + return -errno; + + fname = key + SLEN(GF_XATTR_GET_REAL_FILENAME_KEY); + + for (;;) { + errno = 0; + entry = sys_readdir(fd, scratch); + if (!entry || errno != 0) + break; + + if (strcasecmp(entry->d_name, fname) == 0) { + found = gf_strdup(entry->d_name); + if (!found) { + (void)sys_closedir(fd); + return -ENOMEM; + } + break; } + } - (void) sys_closedir (fd); + (void)sys_closedir(fd); - if (!found) - return -ENOENT; + if (!found) + return -ENOENT; - ret = dict_set_dynstr (dict, (char *)key, found); - if (ret) { - GF_FREE (found); - return -ENOMEM; - } - ret = strlen (found) + 1; + ret = dict_set_dynstr(dict, (char *)key, found); + if (ret) { + GF_FREE(found); + return -ENOMEM; + } + ret = strlen(found) + 1; - return ret; + return ret; } int -posix_get_ancestry_directory (xlator_t *this, inode_t *leaf_inode, - gf_dirent_t *head, char **path, int type, - int32_t *op_errno, dict_t *xdata) +posix_get_ancestry_directory(xlator_t *this, inode_t *leaf_inode, + gf_dirent_t *head, char **path, int type, + int32_t *op_errno, dict_t *xdata) { - ssize_t handle_size = 0; - struct posix_private *priv = NULL; - inode_t *inode = NULL; - int ret = -1; - char dirpath[PATH_MAX] = {0,}; - - priv = this->private; - - handle_size = POSIX_GFID_HANDLE_SIZE(priv->base_path_length); - - ret = posix_make_ancestryfromgfid (this, dirpath, PATH_MAX + 1, head, - type | POSIX_ANCESTRY_PATH, - leaf_inode->gfid, - handle_size, priv->base_path, - leaf_inode->table, &inode, xdata, - op_errno); - if (ret < 0) - goto out; - + ssize_t handle_size = 0; + struct posix_private *priv = NULL; + inode_t *inode = NULL; + int ret = -1; + char dirpath[PATH_MAX] = { + 0, + }; + + priv = this->private; + + handle_size = POSIX_GFID_HANDLE_SIZE(priv->base_path_length); + + ret = posix_make_ancestryfromgfid( + this, dirpath, PATH_MAX + 1, head, type | POSIX_ANCESTRY_PATH, + leaf_inode->gfid, handle_size, priv->base_path, leaf_inode->table, + &inode, xdata, op_errno); + if (ret < 0) + goto out; - /* there is already a reference in loc->inode */ - inode_unref (inode); + /* there is already a reference in loc->inode */ + inode_unref(inode); - if ((type & POSIX_ANCESTRY_PATH) && (path != NULL)) { - if (strcmp (dirpath, "/")) - dirpath[strlen (dirpath) - 1] = '\0'; + if ((type & POSIX_ANCESTRY_PATH) && (path != NULL)) { + if (strcmp(dirpath, "/")) + dirpath[strlen(dirpath) - 1] = '\0'; - *path = gf_strdup (dirpath); - } + *path = gf_strdup(dirpath); + } out: - return ret; + return ret; } int32_t -posix_links_in_same_directory (char *dirpath, int count, inode_t *leaf_inode, - inode_t *parent, struct stat *stbuf, - gf_dirent_t *head, char **path, - int type, dict_t *xdata, int32_t *op_errno) +posix_links_in_same_directory(char *dirpath, int count, inode_t *leaf_inode, + inode_t *parent, struct stat *stbuf, + gf_dirent_t *head, char **path, int type, + dict_t *xdata, int32_t *op_errno) { - int op_ret = -1; - gf_dirent_t *gf_entry = NULL; - xlator_t *this = NULL; - struct posix_private *priv = NULL; - DIR *dirp = NULL; - struct dirent *entry = NULL; - struct dirent scratch[2] = {{0,},}; - char temppath[PATH_MAX] = {0,}; - char scr[PATH_MAX * 4] = {0,}; - - this = THIS; - - priv = this->private; - - dirp = sys_opendir (dirpath); - if (!dirp) { - *op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, P_MSG_OPEN_FAILED, - "could not opendir %s", dirpath); + int op_ret = -1; + gf_dirent_t *gf_entry = NULL; + xlator_t *this = NULL; + struct posix_private *priv = NULL; + DIR *dirp = NULL; + struct dirent *entry = NULL; + struct dirent scratch[2] = { + { + 0, + }, + }; + char temppath[PATH_MAX] = { + 0, + }; + char scr[PATH_MAX * 4] = { + 0, + }; + + this = THIS; + + priv = this->private; + + dirp = sys_opendir(dirpath); + if (!dirp) { + *op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_OPEN_FAILED, + "could not opendir %s", dirpath); + goto out; + } + + while (count > 0) { + errno = 0; + entry = sys_readdir(dirp, scratch); + if (!entry || errno != 0) + break; + + if (entry->d_ino != stbuf->st_ino) + continue; + + /* Linking an inode here, can cause a race in posix_acl. + Parent inode gets linked here, but before + it reaches posix_acl_readdirp_cbk, create/lookup can + come on a leaf-inode, as parent-inode-ctx not yet updated + in posix_acl_readdirp_cbk, create and lookup can fail + with EACCESS. So do the inode linking in the quota xlator + + linked_inode = inode_link (leaf_inode, parent, + entry->d_name, NULL); + + GF_ASSERT (linked_inode == leaf_inode); + inode_unref (linked_inode);*/ + + if (type & POSIX_ANCESTRY_DENTRY) { + loc_t loc = { + 0, + }; + + loc.inode = inode_ref(leaf_inode); + gf_uuid_copy(loc.gfid, leaf_inode->gfid); + + (void)snprintf(temppath, sizeof(temppath), "%s/%s", dirpath, + entry->d_name); + + gf_entry = gf_dirent_for_name(entry->d_name); + gf_entry->inode = inode_ref(leaf_inode); + gf_entry->dict = posix_xattr_fill(this, temppath, &loc, NULL, -1, + xdata, NULL); + iatt_from_stat(&(gf_entry->d_stat), stbuf); + + list_add_tail(&gf_entry->list, &head->list); + loc_wipe(&loc); + } + + if (type & POSIX_ANCESTRY_PATH) { + (void)snprintf(temppath, sizeof(temppath), "%s/%s", + &dirpath[priv->base_path_length], entry->d_name); + if (!*path) { + *path = gf_strdup(temppath); + } else { + /* creating a colon separated */ + /* list of hard links */ + (void)snprintf(scr, sizeof(scr), "%s:%s", *path, temppath); + + GF_FREE(*path); + *path = gf_strdup(scr); + } + if (!*path) { + op_ret = -1; + *op_errno = ENOMEM; goto out; + } } - while (count > 0) { - errno = 0; - entry = sys_readdir (dirp, scratch); - if (!entry || errno != 0) - break; - - if (entry->d_ino != stbuf->st_ino) - continue; - - /* Linking an inode here, can cause a race in posix_acl. - Parent inode gets linked here, but before - it reaches posix_acl_readdirp_cbk, create/lookup can - come on a leaf-inode, as parent-inode-ctx not yet updated - in posix_acl_readdirp_cbk, create and lookup can fail - with EACCESS. So do the inode linking in the quota xlator - - linked_inode = inode_link (leaf_inode, parent, - entry->d_name, NULL); - - GF_ASSERT (linked_inode == leaf_inode); - inode_unref (linked_inode);*/ - - if (type & POSIX_ANCESTRY_DENTRY) { - loc_t loc = {0, }; + count--; + } - loc.inode = inode_ref (leaf_inode); - gf_uuid_copy (loc.gfid, leaf_inode->gfid); - - (void) snprintf (temppath, sizeof(temppath), "%s/%s", - dirpath, entry->d_name); - - gf_entry = gf_dirent_for_name (entry->d_name); - gf_entry->inode = inode_ref (leaf_inode); - gf_entry->dict - = posix_xattr_fill (this, temppath, &loc, NULL, - -1, xdata, NULL); - iatt_from_stat (&(gf_entry->d_stat), stbuf); - - list_add_tail (&gf_entry->list, &head->list); - loc_wipe (&loc); - } - - if (type & POSIX_ANCESTRY_PATH) { - (void) snprintf (temppath, sizeof(temppath), "%s/%s", - &dirpath[priv->base_path_length], - entry->d_name); - if (!*path) { - *path = gf_strdup (temppath); - } else { - /* creating a colon separated */ - /* list of hard links */ - (void) snprintf (scr, sizeof(scr), "%s:%s", - *path, temppath); - - GF_FREE (*path); - *path = gf_strdup (scr); - } - if (!*path) { - op_ret = -1; - *op_errno = ENOMEM; - goto out; - } - } - - count--; - } - - op_ret = 0; + op_ret = 0; out: - if (dirp) { - op_ret = sys_closedir (dirp); - if (op_ret == -1) { - *op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_CLOSE_FAILED, "closedir failed"); - } + if (dirp) { + op_ret = sys_closedir(dirp); + if (op_ret == -1) { + *op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_CLOSE_FAILED, + "closedir failed"); } + } - return op_ret; + return op_ret; } int -posix_get_ancestry_non_directory (xlator_t *this, inode_t *leaf_inode, - gf_dirent_t *head, char **path, int type, - int32_t *op_errno, dict_t *xdata) +posix_get_ancestry_non_directory(xlator_t *this, inode_t *leaf_inode, + gf_dirent_t *head, char **path, int type, + int32_t *op_errno, dict_t *xdata) { - size_t remaining_size = 0; - int op_ret = -1, pathlen = -1; - ssize_t handle_size = 0; - uuid_t pgfid = {0,}; - int nlink_samepgfid = 0; - struct stat stbuf = {0,}; - char *list = NULL; - int32_t list_offset = 0; - struct posix_private *priv = NULL; - ssize_t size = 0; - inode_t *parent = NULL; - loc_t *loc = NULL; - char *leaf_path = NULL; - char key[4096] = {0,}; - char dirpath[PATH_MAX] = {0,}; - char pgfidstr[UUID_CANONICAL_FORM_LEN+1] = {0,}; - int len; + size_t remaining_size = 0; + int op_ret = -1, pathlen = -1; + ssize_t handle_size = 0; + uuid_t pgfid = { + 0, + }; + int nlink_samepgfid = 0; + struct stat stbuf = { + 0, + }; + char *list = NULL; + int32_t list_offset = 0; + struct posix_private *priv = NULL; + ssize_t size = 0; + inode_t *parent = NULL; + loc_t *loc = NULL; + char *leaf_path = NULL; + char key[4096] = { + 0, + }; + char dirpath[PATH_MAX] = { + 0, + }; + char pgfidstr[UUID_CANONICAL_FORM_LEN + 1] = { + 0, + }; + int len; + + priv = this->private; + + loc = GF_CALLOC(1, sizeof(*loc), gf_posix_mt_char); + if (loc == NULL) { + op_ret = -1; + *op_errno = ENOMEM; + goto out; + } - priv = this->private; + gf_uuid_copy(loc->gfid, leaf_inode->gfid); - loc = GF_CALLOC (1, sizeof (*loc), gf_posix_mt_char); - if (loc == NULL) { - op_ret = -1; - *op_errno = ENOMEM; - goto out; - } - - gf_uuid_copy (loc->gfid, leaf_inode->gfid); + MAKE_INODE_HANDLE(leaf_path, this, loc, NULL); + if (!leaf_path) { + GF_FREE(loc); + *op_errno = ESTALE; + goto out; + } + GF_FREE(loc); + + size = sys_llistxattr(leaf_path, NULL, 0); + if (size == -1) { + *op_errno = errno; + if ((errno == ENOTSUP) || (errno == ENOSYS)) { + GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, this->name, + GF_LOG_WARNING, + "Extended attributes not " + "supported (try remounting brick" + " with 'user_xattr' flag)"); - MAKE_INODE_HANDLE (leaf_path, this, loc, NULL); - if (!leaf_path) { - GF_FREE (loc); - *op_errno = ESTALE; - goto out; + } else { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_XATTR_FAILED, + "listxattr failed on" + "%s", + leaf_path); } - GF_FREE (loc); - size = sys_llistxattr (leaf_path, NULL, 0); - if (size == -1) { - *op_errno = errno; - if ((errno == ENOTSUP) || (errno == ENOSYS)) { - GF_LOG_OCCASIONALLY (gf_posix_xattr_enotsup_log, - this->name, GF_LOG_WARNING, - "Extended attributes not " - "supported (try remounting brick" - " with 'user_xattr' flag)"); + goto out; + } - } else { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_XATTR_FAILED, "listxattr failed on" - "%s", leaf_path); + if (size == 0) { + op_ret = 0; + goto out; + } - } + list = alloca(size); + if (!list) { + *op_errno = errno; + goto out; + } - goto out; - } + size = sys_llistxattr(leaf_path, list, size); + if (size < 0) { + op_ret = -1; + *op_errno = errno; + goto out; + } + remaining_size = size; + list_offset = 0; + + op_ret = sys_lstat(leaf_path, &stbuf); + if (op_ret == -1) { + *op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_LSTAT_FAILED, + "lstat failed on %s", leaf_path); + goto out; + } - if (size == 0) { - op_ret = 0; - goto out; - } + while (remaining_size > 0) { + snprintf(key, sizeof(key), "%s", list + list_offset); + if (strncmp(key, PGFID_XATTR_KEY_PREFIX, + SLEN(PGFID_XATTR_KEY_PREFIX)) != 0) + goto next; - list = alloca (size); - if (!list) { - *op_errno = errno; - goto out; + op_ret = sys_lgetxattr(leaf_path, key, &nlink_samepgfid, + sizeof(nlink_samepgfid)); + if (op_ret == -1) { + *op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "getxattr failed on " + "%s: key = %s ", + leaf_path, key); + goto out; } - size = sys_llistxattr (leaf_path, list, size); - if (size < 0) { - op_ret = -1; - *op_errno = errno; - goto out; - } - remaining_size = size; - list_offset = 0; + nlink_samepgfid = ntoh32(nlink_samepgfid); - op_ret = sys_lstat (leaf_path, &stbuf); - if (op_ret == -1) { - *op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, P_MSG_LSTAT_FAILED, - "lstat failed on %s", leaf_path); - goto out; - } + snprintf(pgfidstr, sizeof(pgfidstr), "%s", + key + SLEN(PGFID_XATTR_KEY_PREFIX)); + gf_uuid_parse(pgfidstr, pgfid); - while (remaining_size > 0) { - snprintf(key, sizeof (key), "%s", list + list_offset); - if (strncmp (key, PGFID_XATTR_KEY_PREFIX, - SLEN (PGFID_XATTR_KEY_PREFIX)) != 0) - goto next; - - op_ret = sys_lgetxattr (leaf_path, key, - &nlink_samepgfid, - sizeof(nlink_samepgfid)); - if (op_ret == -1) { - *op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "getxattr failed on " - "%s: key = %s ", leaf_path, key); - goto out; - } + handle_size = POSIX_GFID_HANDLE_SIZE(priv->base_path_length); - nlink_samepgfid = ntoh32 (nlink_samepgfid); - - snprintf (pgfidstr, sizeof (pgfidstr), "%s", - key + SLEN (PGFID_XATTR_KEY_PREFIX)); - gf_uuid_parse (pgfidstr, pgfid); - - handle_size = POSIX_GFID_HANDLE_SIZE(priv->base_path_length); - - /* constructing the absolute real path of parent dir */ - snprintf (dirpath, sizeof (dirpath), "%s", priv->base_path); - pathlen = PATH_MAX + 1 - priv->base_path_length; - - op_ret = posix_make_ancestryfromgfid (this, - dirpath + priv->base_path_length, - pathlen, - head, - type | POSIX_ANCESTRY_PATH, - pgfid, - handle_size, - priv->base_path, - leaf_inode->table, - &parent, xdata, op_errno); - if (op_ret < 0) { - goto next; - } + /* constructing the absolute real path of parent dir */ + snprintf(dirpath, sizeof(dirpath), "%s", priv->base_path); + pathlen = PATH_MAX + 1 - priv->base_path_length; - dirpath[strlen (dirpath) - 1] = '\0'; + op_ret = posix_make_ancestryfromgfid( + this, dirpath + priv->base_path_length, pathlen, head, + type | POSIX_ANCESTRY_PATH, pgfid, handle_size, priv->base_path, + leaf_inode->table, &parent, xdata, op_errno); + if (op_ret < 0) { + goto next; + } - posix_links_in_same_directory (dirpath, nlink_samepgfid, - leaf_inode, parent, &stbuf, head, - path, type, xdata, op_errno); + dirpath[strlen(dirpath) - 1] = '\0'; - if (parent != NULL) { - inode_unref (parent); - parent = NULL; - } + posix_links_in_same_directory(dirpath, nlink_samepgfid, leaf_inode, + parent, &stbuf, head, path, type, xdata, + op_errno); - next: - len = strlen (key); - remaining_size -= (len + 1); - list_offset += (len + 1); - } /* while (remaining_size > 0) */ + if (parent != NULL) { + inode_unref(parent); + parent = NULL; + } - op_ret = 0; + next: + len = strlen(key); + remaining_size -= (len + 1); + list_offset += (len + 1); + } /* while (remaining_size > 0) */ + + op_ret = 0; out: - return op_ret; + return op_ret; } int -posix_get_ancestry (xlator_t *this, inode_t *leaf_inode, - gf_dirent_t *head, char **path, int type, int32_t *op_errno, - dict_t *xdata) +posix_get_ancestry(xlator_t *this, inode_t *leaf_inode, gf_dirent_t *head, + char **path, int type, int32_t *op_errno, dict_t *xdata) { - int ret = -1; - struct posix_private *priv = NULL; - - priv = this->private; + int ret = -1; + struct posix_private *priv = NULL; - if (IA_ISDIR (leaf_inode->ia_type)) { - ret = posix_get_ancestry_directory (this, leaf_inode, - head, path, type, op_errno, - xdata); - } else { + priv = this->private; - if (!priv->update_pgfid_nlinks) - goto out; - ret = posix_get_ancestry_non_directory (this, leaf_inode, - head, path, type, - op_errno, xdata); - } + if (IA_ISDIR(leaf_inode->ia_type)) { + ret = posix_get_ancestry_directory(this, leaf_inode, head, path, type, + op_errno, xdata); + } else { + if (!priv->update_pgfid_nlinks) + goto out; + ret = posix_get_ancestry_non_directory(this, leaf_inode, head, path, + type, op_errno, xdata); + } out: - if (ret && path && *path) { - GF_FREE (*path); - *path = NULL; - } + if (ret && path && *path) { + GF_FREE(*path); + *path = NULL; + } - return ret; + return ret; } - /** * posix_getxattr - this function returns a dictionary with all the * key:value pair present as xattr. used for * both 'listxattr' and 'getxattr'. */ int32_t -posix_getxattr (call_frame_t *frame, xlator_t *this, - loc_t *loc, const char *name, dict_t *xdata) +posix_getxattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) { - struct posix_private *priv = NULL; - int32_t op_ret = -1; - int32_t op_errno = 0; - char *value = NULL; - char *real_path = NULL; - dict_t *dict = NULL; - int ret = -1; - char *path = NULL; - char *rpath = NULL; - ssize_t size = 0; - char *list = NULL; - int32_t list_offset = 0; - size_t remaining_size = 0; - char *host_buf = NULL; - char *keybuffer = NULL; - int keybuff_len; - char *value_buf = NULL; - gf_boolean_t have_val = _gf_false; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); - VALIDATE_OR_GOTO (this->private, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); - MAKE_INODE_HANDLE (real_path, this, loc, NULL); + struct posix_private *priv = NULL; + int32_t op_ret = -1; + int32_t op_errno = 0; + char *value = NULL; + char *real_path = NULL; + dict_t *dict = NULL; + int ret = -1; + char *path = NULL; + char *rpath = NULL; + ssize_t size = 0; + char *list = NULL; + int32_t list_offset = 0; + size_t remaining_size = 0; + char *host_buf = NULL; + char *keybuffer = NULL; + int keybuff_len; + char *value_buf = NULL; + gf_boolean_t have_val = _gf_false; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); + VALIDATE_OR_GOTO(this->private, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + + op_ret = -1; + priv = this->private; + + ret = posix_handle_georep_xattrs(frame, name, &op_errno, _gf_true); + if (ret == -1) { + op_ret = -1; + /* errno should be set from the above function*/ + goto out; + } + ret = posix_handle_mdata_xattr(frame, name, &op_errno); + if (ret == -1) { op_ret = -1; - priv = this->private; + /* errno should be set from the above function*/ + goto out; + } - ret = posix_handle_georep_xattrs (frame, name, &op_errno, _gf_true); - if (ret == -1) { - op_ret = -1; - /* errno should be set from the above function*/ - goto out; - } + if (name && posix_is_gfid2path_xattr(name)) { + op_ret = -1; + op_errno = ENOATTR; + goto out; + } - ret = posix_handle_mdata_xattr (frame, name, &op_errno); - if (ret == -1) { - op_ret = -1; - /* errno should be set from the above function*/ - goto out; - } + dict = dict_new(); + if (!dict) { + op_errno = ENOMEM; + goto out; + } - if (name && posix_is_gfid2path_xattr (name)) { - op_ret = -1; - op_errno = ENOATTR; - goto out; + if (loc->inode && name && GF_POSIX_ACL_REQUEST(name)) { + ret = posix_pacl_get(real_path, name, &value); + if (ret || !value) { + op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_ACL_FAILED, + "could not get acl (%s) for" + "%s", + name, real_path); + op_ret = -1; + goto out; } - dict = dict_new (); - if (!dict) { + ret = dict_set_dynstr(dict, (char *)name, value); + if (ret < 0) { + GF_FREE(value); + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_ACL_FAILED, + "could not set acl (%s) for" + "%s in dictionary", + name, real_path); + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + + size = ret; + goto done; + } + + if (loc->inode && name && + (strncmp(name, GF_XATTR_GET_REAL_FILENAME_KEY, + SLEN(GF_XATTR_GET_REAL_FILENAME_KEY)) == 0)) { + ret = posix_xattr_get_real_filename(frame, this, loc, name, dict, + xdata); + if (ret < 0) { + op_ret = -1; + op_errno = -ret; + if (op_errno == ENOENT) { + gf_msg_debug(this->name, 0, + "Failed to get " + "real filename (%s, %s)", + loc->path, name); + } else { + gf_msg(this->name, GF_LOG_WARNING, op_errno, + P_MSG_GETTING_FILENAME_FAILED, + "Failed to get real filename (%s, %s):", loc->path, + name); + } + goto out; + } + + size = ret; + goto done; + } + + if (loc->inode && name && !strcmp(name, GLUSTERFS_OPEN_FD_COUNT)) { + if (!fd_list_empty(loc->inode)) { + ret = dict_set_uint32(dict, (char *)name, 1); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "Failed to set " + "dictionary value for %s", + name); op_errno = ENOMEM; goto out; + } + } else { + ret = dict_set_uint32(dict, (char *)name, 0); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "Failed to set " + "dictionary value for %s", + name); + op_errno = ENOMEM; + goto out; + } + } + goto done; + } + if (loc->inode && name && (XATTR_IS_PATHINFO(name))) { + VALIDATE_OR_GOTO(this->private, out); + if (LOC_HAS_ABSPATH(loc)) { + MAKE_REAL_PATH(rpath, this, loc->path); + } else { + rpath = real_path; + } + size = gf_asprintf( + &host_buf, "<POSIX(%s):%s:%s>", priv->base_path, + ((priv->node_uuid_pathinfo && !gf_uuid_is_null(priv->glusterd_uuid)) + ? uuid_utoa(priv->glusterd_uuid) + : priv->hostname), + rpath); + if (size < 0) { + op_errno = ENOMEM; + goto out; } - - if (loc->inode && name && GF_POSIX_ACL_REQUEST (name)) { - ret = posix_pacl_get (real_path, name, &value); - if (ret || !value) { - op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_ACL_FAILED, "could not get acl (%s) for" - "%s", name, real_path); - op_ret = -1; - goto out; - } - - ret = dict_set_dynstr (dict, (char *)name, value); - if (ret < 0) { - GF_FREE (value); - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_ACL_FAILED, "could not set acl (%s) for" - "%s in dictionary", name, real_path); - op_ret = -1; - op_errno = ENOMEM; - goto out; - } - - size = ret; - goto done; + ret = dict_set_dynstr(dict, (char *)name, host_buf); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "could not set value" + " (%s) in dictionary", + host_buf); + GF_FREE(host_buf); + op_errno = ENOMEM; + goto out; } - if (loc->inode && name && - (strncmp (name, GF_XATTR_GET_REAL_FILENAME_KEY, - SLEN (GF_XATTR_GET_REAL_FILENAME_KEY)) == 0)) { - ret = posix_xattr_get_real_filename (frame, this, loc, - name, dict, xdata); - if (ret < 0) { - op_ret = -1; - op_errno = -ret; - if (op_errno == ENOENT) { - gf_msg_debug (this->name, 0, "Failed to get " - "real filename (%s, %s)", - loc->path, name); - } else { - gf_msg (this->name, GF_LOG_WARNING, op_errno, - P_MSG_GETTING_FILENAME_FAILED, - "Failed to get real filename (%s, %s):" - , loc->path, name); - } - goto out; - } + goto done; + } - size = ret; - goto done; - } - - if (loc->inode && name && !strcmp (name, GLUSTERFS_OPEN_FD_COUNT)) { - if (!fd_list_empty (loc->inode)) { - ret = dict_set_uint32 (dict, (char *)name, 1); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "Failed to set " - "dictionary value for %s", name); - op_errno = ENOMEM; - goto out; - } - } else { - ret = dict_set_uint32 (dict, (char *)name, 0); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "Failed to set " - "dictionary value for %s", name); - op_errno = ENOMEM; - goto out; - } - } - goto done; + if (loc->inode && name && (strcmp(name, GF_XATTR_NODE_UUID_KEY) == 0) && + !gf_uuid_is_null(priv->glusterd_uuid)) { + size = gf_asprintf(&host_buf, "%s", uuid_utoa(priv->glusterd_uuid)); + if (size == -1) { + op_errno = ENOMEM; + goto out; } - if (loc->inode && name && (XATTR_IS_PATHINFO (name))) { - VALIDATE_OR_GOTO (this->private, out); - if (LOC_HAS_ABSPATH (loc)) { - MAKE_REAL_PATH (rpath, this, loc->path); - } else { - rpath = real_path; - } - size = gf_asprintf (&host_buf, "<POSIX(%s):%s:%s>", - priv->base_path, - ((priv->node_uuid_pathinfo && - !gf_uuid_is_null(priv->glusterd_uuid)) - ? uuid_utoa (priv->glusterd_uuid) - : priv->hostname), rpath); - if (size < 0) { - op_errno = ENOMEM; - goto out; - } - ret = dict_set_dynstr (dict, (char *)name, host_buf); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "could not set value" - " (%s) in dictionary", host_buf); - GF_FREE (host_buf); - op_errno = ENOMEM; - goto out; - } - - goto done; + ret = dict_set_dynstr(dict, GF_XATTR_NODE_UUID_KEY, host_buf); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, -ret, P_MSG_DICT_SET_FAILED, + "could not set value" + "(%s) in dictionary", + host_buf); + GF_FREE(host_buf); + op_errno = -ret; + goto out; + } + goto done; + } + + if (loc->inode && name && (strcmp(name, GFID_TO_PATH_KEY) == 0)) { + ret = inode_path(loc->inode, NULL, &path); + if (ret < 0) { + op_errno = -ret; + gf_msg(this->name, GF_LOG_WARNING, op_errno, + P_MSG_INODE_PATH_GET_FAILED, + "%s: could not get " + "inode path", + uuid_utoa(loc->inode->gfid)); + goto out; } - if (loc->inode && name && - (strcmp (name, GF_XATTR_NODE_UUID_KEY) == 0) - && !gf_uuid_is_null (priv->glusterd_uuid)) { - size = gf_asprintf (&host_buf, "%s", - uuid_utoa (priv->glusterd_uuid)); - if (size == -1) { - op_errno = ENOMEM; - goto out; - } - ret = dict_set_dynstr (dict, GF_XATTR_NODE_UUID_KEY, - host_buf); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, -ret, - P_MSG_DICT_SET_FAILED, "could not set value" - "(%s) in dictionary", host_buf); - GF_FREE (host_buf); - op_errno = -ret; - goto out; - } - goto done; + size = ret; + ret = dict_set_dynstr(dict, GFID_TO_PATH_KEY, path); + if (ret < 0) { + op_errno = ENOMEM; + GF_FREE(path); + goto out; } + goto done; + } - if (loc->inode && name && - (strcmp (name, GFID_TO_PATH_KEY) == 0)) { - ret = inode_path (loc->inode, NULL, &path); - if (ret < 0) { - op_errno = -ret; - gf_msg (this->name, GF_LOG_WARNING, op_errno, - P_MSG_INODE_PATH_GET_FAILED, - "%s: could not get " - "inode path", uuid_utoa (loc->inode->gfid)); - goto out; - } - - size = ret; - ret = dict_set_dynstr (dict, GFID_TO_PATH_KEY, path); - if (ret < 0) { - op_errno = ENOMEM; - GF_FREE (path); - goto out; - } - goto done; + if (loc->inode && name && (strcmp(name, GFID2PATH_VIRT_XATTR_KEY) == 0)) { + if (!priv->gfid2path) { + op_errno = ENOATTR; + op_ret = -1; + goto out; } - - if (loc->inode && name && - (strcmp (name, GFID2PATH_VIRT_XATTR_KEY) == 0)) { - if (!priv->gfid2path) { - op_errno = ENOATTR; - op_ret = -1; - goto out; - } - ret = posix_get_gfid2path (this, loc->inode, real_path, - &op_errno, dict); - if (ret < 0) { - op_ret = -1; - goto out; - } - size = ret; - goto done; + ret = posix_get_gfid2path(this, loc->inode, real_path, &op_errno, dict); + if (ret < 0) { + op_ret = -1; + goto out; } + size = ret; + goto done; + } - if (loc->inode && name - && (strcmp (name, GET_ANCESTRY_PATH_KEY) == 0)) { - int type = POSIX_ANCESTRY_PATH; - - op_ret = posix_get_ancestry (this, loc->inode, NULL, - &path, type, &op_errno, - xdata); - if (op_ret < 0) { - op_ret = -1; - op_errno = ENODATA; - goto out; - } - size = op_ret; - op_ret = dict_set_dynstr (dict, GET_ANCESTRY_PATH_KEY, path); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, -op_ret, - P_MSG_GET_KEY_VALUE_FAILED, "could not get " - "value for key (%s)", GET_ANCESTRY_PATH_KEY); - GF_FREE (path); - op_errno = ENOMEM; - goto out; - } + if (loc->inode && name && (strcmp(name, GET_ANCESTRY_PATH_KEY) == 0)) { + int type = POSIX_ANCESTRY_PATH; - goto done; + op_ret = posix_get_ancestry(this, loc->inode, NULL, &path, type, + &op_errno, xdata); + if (op_ret < 0) { + op_ret = -1; + op_errno = ENODATA; + goto out; } - - if (loc->inode && name - && (strncmp (name, GLUSTERFS_GET_OBJECT_SIGNATURE, - SLEN (GLUSTERFS_GET_OBJECT_SIGNATURE)) == 0)) { - op_ret = posix_get_objectsignature (real_path, dict); - if (op_ret < 0) { - op_errno = -op_ret; - goto out; - } - - goto done; + size = op_ret; + op_ret = dict_set_dynstr(dict, GET_ANCESTRY_PATH_KEY, path); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, -op_ret, + P_MSG_GET_KEY_VALUE_FAILED, + "could not get " + "value for key (%s)", + GET_ANCESTRY_PATH_KEY); + GF_FREE(path); + op_errno = ENOMEM; + goto out; + } + + goto done; + } + + if (loc->inode && name && + (strncmp(name, GLUSTERFS_GET_OBJECT_SIGNATURE, + SLEN(GLUSTERFS_GET_OBJECT_SIGNATURE)) == 0)) { + op_ret = posix_get_objectsignature(real_path, dict); + if (op_ret < 0) { + op_errno = -op_ret; + goto out; } - /* here allocate value_buf of 8192 bytes to avoid one extra getxattr - call,If buffer size is small to hold the xattr result then it will - allocate a new buffer value of required size and call getxattr again - */ + goto done; + } + + /* here allocate value_buf of 8192 bytes to avoid one extra getxattr + call,If buffer size is small to hold the xattr result then it will + allocate a new buffer value of required size and call getxattr again + */ - value_buf = alloca (XATTR_VAL_BUF_SIZE); - if (name) { - char *key = (char *)name; + value_buf = alloca(XATTR_VAL_BUF_SIZE); + if (name) { + char *key = (char *)name; - keybuffer = key; + keybuffer = key; #if defined(GF_DARWIN_HOST_OS_DISABLED) - if (priv->xattr_user_namespace == XATTR_STRIP) { - if (strncmp(key, "user.",5) == 0) { - key += 5; - gf_msg_debug (this->name, 0, "getxattr for file %s" - " stripping user key: %s -> %s", - real_path, keybuffer, key); - } - } + if (priv->xattr_user_namespace == XATTR_STRIP) { + if (strncmp(key, "user.", 5) == 0) { + key += 5; + gf_msg_debug(this->name, 0, + "getxattr for file %s" + " stripping user key: %s -> %s", + real_path, keybuffer, key); + } + } #endif - size = sys_lgetxattr (real_path, key, value_buf, - XATTR_VAL_BUF_SIZE-1); - if (size >= 0) { - have_val = _gf_true; - } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, errno, - P_MSG_XATTR_FAILED, - "getxattr failed due to overflow of buffer" - " on %s: %s ", real_path, key); - size = sys_lgetxattr (real_path, key, NULL, 0); - } - if (size == -1) { - op_errno = errno; - if ((op_errno == ENOTSUP) || - (op_errno == ENOSYS)) { - GF_LOG_OCCASIONALLY (gf_posix_xattr_enotsup_log, - this->name, - GF_LOG_WARNING, - "Extended attributes not " - "supported (try remounting" - " brick with 'user_xattr' " - "flag)"); - } - if ((op_errno == ENOATTR) || - (op_errno == ENODATA)) { - gf_msg_debug (this->name, 0, - "No such attribute:%s for file %s", - key, real_path); - } else { - gf_msg (this->name, GF_LOG_ERROR, - op_errno, P_MSG_XATTR_FAILED, - "getxattr failed on %s: %s ", - real_path, key); - } - goto out; - } - } - value = GF_MALLOC (size + 1, gf_posix_mt_char); - if (!value) { - op_ret = -1; - op_errno = ENOMEM; - goto out; - } - if (have_val) { - memcpy (value, value_buf, size); + size = sys_lgetxattr(real_path, key, value_buf, XATTR_VAL_BUF_SIZE - 1); + if (size >= 0) { + have_val = _gf_true; + } else { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, errno, P_MSG_XATTR_FAILED, + "getxattr failed due to overflow of buffer" + " on %s: %s ", + real_path, key); + size = sys_lgetxattr(real_path, key, NULL, 0); + } + if (size == -1) { + op_errno = errno; + if ((op_errno == ENOTSUP) || (op_errno == ENOSYS)) { + GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, this->name, + GF_LOG_WARNING, + "Extended attributes not " + "supported (try remounting" + " brick with 'user_xattr' " + "flag)"); + } + if ((op_errno == ENOATTR) || (op_errno == ENODATA)) { + gf_msg_debug(this->name, 0, + "No such attribute:%s for file %s", key, + real_path); } else { - bzero (value, size + 1); - size = sys_lgetxattr (real_path, key, value, size); - if (size == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, - "getxattr failed on %s: key = %s", - real_path, key); - GF_FREE (value); - goto out; - } - } - value [size] = '\0'; - op_ret = dict_set_dynptr (dict, key, value, size); - if (op_ret < 0) { - op_errno = -op_ret; - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_DICT_SET_FAILED, "dict set operation " - "on %s for the key %s failed.", real_path, key); - GF_FREE (value); - goto out; + gf_msg(this->name, GF_LOG_ERROR, op_errno, + P_MSG_XATTR_FAILED, "getxattr failed on %s: %s ", + real_path, key); } + goto out; + } + } + value = GF_MALLOC(size + 1, gf_posix_mt_char); + if (!value) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + if (have_val) { + memcpy(value, value_buf, size); + } else { + bzero(value, size + 1); + size = sys_lgetxattr(real_path, key, value, size); + if (size == -1) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "getxattr failed on %s: key = %s", real_path, key); + GF_FREE(value); + goto out; + } + } + value[size] = '\0'; + op_ret = dict_set_dynptr(dict, key, value, size); + if (op_ret < 0) { + op_errno = -op_ret; + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_DICT_SET_FAILED, + "dict set operation " + "on %s for the key %s failed.", + real_path, key); + GF_FREE(value); + goto out; + } + + goto done; + } + + have_val = _gf_false; + size = sys_llistxattr(real_path, value_buf, XATTR_VAL_BUF_SIZE - 1); + if (size > 0) { + have_val = _gf_true; + } else { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, errno, P_MSG_XATTR_FAILED, + "listxattr failed due to overflow of buffer" + " on %s ", + real_path); + size = sys_llistxattr(real_path, NULL, 0); + } + if (size == -1) { + op_errno = errno; + if ((errno == ENOTSUP) || (errno == ENOSYS)) { + GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, this->name, + GF_LOG_WARNING, + "Extended attributes not " + "supported (try remounting" + " brick with 'user_xattr' " + "flag)"); + } else { + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "listxattr failed on %s", real_path); + } + goto out; + } + if (size == 0) + goto done; + } + list = alloca(size); + if (!list) { + op_errno = errno; + goto out; + } + if (have_val) { + memcpy(list, value_buf, size); + } else { + size = sys_llistxattr(real_path, list, size); + if (size < 0) { + op_ret = -1; + op_errno = errno; + goto out; + } + } + remaining_size = size; + list_offset = 0; + keybuffer = alloca(XATTR_KEY_BUF_SIZE); + while (remaining_size > 0) { + keybuff_len = snprintf(keybuffer, XATTR_KEY_BUF_SIZE, "%s", + list + list_offset); + + ret = posix_handle_georep_xattrs(frame, keybuffer, NULL, _gf_false); + if (ret == -1) + goto ignore; - goto done; + ret = posix_handle_mdata_xattr(frame, keybuffer, &op_errno); + if (ret == -1) { + goto ignore; + } + + if (posix_is_gfid2path_xattr(keybuffer)) { + goto ignore; } have_val = _gf_false; - size = sys_llistxattr (real_path, value_buf, XATTR_VAL_BUF_SIZE-1); - if (size > 0) { - have_val = _gf_true; + size = sys_lgetxattr(real_path, keybuffer, value_buf, + XATTR_VAL_BUF_SIZE - 1); + if (size >= 0) { + have_val = _gf_true; } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, errno, - P_MSG_XATTR_FAILED, - "listxattr failed due to overflow of buffer" - " on %s ", real_path); - size = sys_llistxattr (real_path, NULL, 0); - } - if (size == -1) { - op_errno = errno; - if ((errno == ENOTSUP) || (errno == ENOSYS)) { - GF_LOG_OCCASIONALLY (gf_posix_xattr_enotsup_log, - this->name, GF_LOG_WARNING, - "Extended attributes not " - "supported (try remounting" - " brick with 'user_xattr' " - "flag)"); - } else { - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, - "listxattr failed on %s", real_path); - } - goto out; - } - if (size == 0) - goto done; - } - list = alloca (size); - if (!list) { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, op_errno, P_MSG_XATTR_FAILED, + "getxattr failed due to overflow of" + " buffer on %s: %s ", + real_path, keybuffer); + size = sys_lgetxattr(real_path, keybuffer, NULL, 0); + } + if (size == -1) { op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "getxattr failed on" + " %s: key = %s ", + real_path, keybuffer); goto out; + } + } + value = GF_MALLOC(size + 1, gf_posix_mt_char); + if (!value) { + op_errno = errno; + goto out; } if (have_val) { - memcpy (list, value_buf, size); + memcpy(value, value_buf, size); } else { - size = sys_llistxattr (real_path, list, size); - if (size < 0) { - op_ret = -1; - op_errno = errno; - goto out; - } + bzero(value, size + 1); + size = sys_lgetxattr(real_path, keybuffer, value, size); + if (size == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "getxattr failed on" + " %s: key = %s ", + real_path, keybuffer); + GF_FREE(value); + goto out; + } } - remaining_size = size; - list_offset = 0; - keybuffer = alloca (XATTR_KEY_BUF_SIZE); - while (remaining_size > 0) { - keybuff_len = snprintf (keybuffer, XATTR_KEY_BUF_SIZE, "%s", - list + list_offset); - - ret = posix_handle_georep_xattrs (frame, keybuffer, NULL, - _gf_false); - if (ret == -1) - goto ignore; - - ret = posix_handle_mdata_xattr (frame, keybuffer, &op_errno); - if (ret == -1) { - goto ignore; - } - - if (posix_is_gfid2path_xattr (keybuffer)) { - goto ignore; - } - - have_val = _gf_false; - size = sys_lgetxattr (real_path, keybuffer, value_buf, - XATTR_VAL_BUF_SIZE-1); - if (size >= 0) { - have_val = _gf_true; - } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, op_errno, - P_MSG_XATTR_FAILED, - "getxattr failed due to overflow of" - " buffer on %s: %s ", real_path, - keybuffer); - size = sys_lgetxattr (real_path, keybuffer, - NULL, 0); - } - if (size == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "getxattr failed on" - " %s: key = %s ", real_path, keybuffer); - goto out; - } - } - value = GF_MALLOC (size + 1, gf_posix_mt_char); - if (!value) { - op_errno = errno; - goto out; - } - if (have_val) { - memcpy (value, value_buf, size); - } else { - bzero(value, size + 1); - size = sys_lgetxattr (real_path, keybuffer, value, size); - if (size == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "getxattr failed on" - " %s: key = %s ", real_path, keybuffer); - GF_FREE (value); - goto out; - } - } - value [size] = '\0'; + value[size] = '\0'; #ifdef GF_DARWIN_HOST_OS - /* The protocol expect namespace for now */ - char *newkey = NULL; - gf_add_prefix (XATTR_USER_PREFIX, keybuffer, &newkey); - keybuff_len = snprintf (keybuffer, sizeof(keybuffer), "%s", newkey); - GF_FREE (newkey); + /* The protocol expect namespace for now */ + char *newkey = NULL; + gf_add_prefix(XATTR_USER_PREFIX, keybuffer, &newkey); + keybuff_len = snprintf(keybuffer, sizeof(keybuffer), "%s", newkey); + GF_FREE(newkey); #endif - op_ret = dict_set_dynptr (dict, keybuffer, value, size); - if (op_ret < 0) { - op_errno = -op_ret; - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_DICT_SET_FAILED, "dict set operation " - "on %s for the key %s failed.", real_path, - keybuffer); - GF_FREE (value); - goto out; - } + op_ret = dict_set_dynptr(dict, keybuffer, value, size); + if (op_ret < 0) { + op_errno = -op_ret; + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_DICT_SET_FAILED, + "dict set operation " + "on %s for the key %s failed.", + real_path, keybuffer); + GF_FREE(value); + goto out; + } -ignore: - remaining_size -= keybuff_len + 1; - list_offset += keybuff_len + 1; + ignore: + remaining_size -= keybuff_len + 1; + list_offset += keybuff_len + 1; - } /* while (remaining_size > 0) */ + } /* while (remaining_size > 0) */ done: - op_ret = size; + op_ret = size; - if (dict) { - dict_del (dict, GFID_XATTR_KEY); - dict_del (dict, GF_XATTR_VOL_ID_KEY); - } + if (dict) { + dict_del(dict, GFID_XATTR_KEY); + dict_del(dict, GF_XATTR_VOL_ID_KEY); + } out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict, NULL); + STACK_UNWIND_STRICT(getxattr, frame, op_ret, op_errno, dict, NULL); - if (dict) { - dict_unref (dict); - } + if (dict) { + dict_unref(dict); + } - return 0; + return 0; } - int32_t -posix_fgetxattr (call_frame_t *frame, xlator_t *this, - fd_t *fd, const char *name, dict_t *xdata) +posix_fgetxattr(call_frame_t *frame, xlator_t *this, fd_t *fd, const char *name, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - struct posix_fd * pfd = NULL; - int _fd = -1; - int32_t list_offset = 0; - ssize_t size = 0; - size_t remaining_size = 0; - char * value = NULL; - char * list = NULL; - dict_t * dict = NULL; - int ret = -1; - char key[4096] = {0,}; - int key_len; - char *value_buf = NULL; - gf_boolean_t have_val = _gf_false; - - DECLARE_OLD_FS_ID_VAR; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - SET_FS_ID (frame->root->uid, frame->root->gid); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - op_ret = -1; - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL from fd=%p", fd); - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + struct posix_fd *pfd = NULL; + int _fd = -1; + int32_t list_offset = 0; + ssize_t size = 0; + size_t remaining_size = 0; + char *value = NULL; + char *list = NULL; + dict_t *dict = NULL; + int ret = -1; + char key[4096] = { + 0, + }; + int key_len; + char *value_buf = NULL; + gf_boolean_t have_val = _gf_false; + + DECLARE_OLD_FS_ID_VAR; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + SET_FS_ID(frame->root->uid, frame->root->gid); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + op_ret = -1; + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; + } - _fd = pfd->fd; + _fd = pfd->fd; - /* Get the total size */ - dict = dict_new (); - if (!dict) { - op_ret = -1; - op_errno = ENOMEM; - goto out; - } + /* Get the total size */ + dict = dict_new(); + if (!dict) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } - if (name && !strcmp (name, GLUSTERFS_OPEN_FD_COUNT)) { - ret = dict_set_uint32 (dict, (char *)name, 1); - if (ret < 0) { - op_ret = -1; - size = -1; - op_errno = ENOMEM; - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_DICT_SET_FAILED, "Failed to set " - "dictionary value for %s", name); - goto out; - } - goto done; + if (name && !strcmp(name, GLUSTERFS_OPEN_FD_COUNT)) { + ret = dict_set_uint32(dict, (char *)name, 1); + if (ret < 0) { + op_ret = -1; + size = -1; + op_errno = ENOMEM; + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_DICT_SET_FAILED, + "Failed to set " + "dictionary value for %s", + name); + goto out; + } + goto done; + } + + if (name && strncmp(name, GLUSTERFS_GET_OBJECT_SIGNATURE, + SLEN(GLUSTERFS_GET_OBJECT_SIGNATURE)) == 0) { + op_ret = posix_fdget_objectsignature(_fd, dict); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "posix_fdget_objectsignature failed"); + op_errno = -op_ret; + op_ret = -1; + size = -1; + goto out; } - if (name && strncmp (name, GLUSTERFS_GET_OBJECT_SIGNATURE, - SLEN (GLUSTERFS_GET_OBJECT_SIGNATURE)) == 0) { - op_ret = posix_fdget_objectsignature (_fd, dict); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "posix_fdget_objectsignature failed"); - op_errno = -op_ret; - op_ret = -1; - size = -1; - goto out; - } + goto done; + } - goto done; - } + /* here allocate value_buf of 8192 bytes to avoid one extra getxattr + call,If buffer size is small to hold the xattr result then it will + allocate a new buffer value of required size and call getxattr again + */ + value_buf = alloca(XATTR_VAL_BUF_SIZE); - /* here allocate value_buf of 8192 bytes to avoid one extra getxattr - call,If buffer size is small to hold the xattr result then it will - allocate a new buffer value of required size and call getxattr again - */ - value_buf = alloca (XATTR_VAL_BUF_SIZE); - - if (name) { - key_len = snprintf (key, sizeof (key), "%s", name); + if (name) { + key_len = snprintf(key, sizeof(key), "%s", name); #ifdef GF_DARWIN_HOST_OS - struct posix_private *priv = NULL; - priv = this->private; - if (priv->xattr_user_namespace == XATTR_STRIP) { - char *newkey = NULL; - gf_add_prefix (XATTR_USER_PREFIX, key, &newkey); - key_len = snprintf (key, sizeof (key), "%s", newkey); - GF_FREE (newkey); - } + struct posix_private *priv = NULL; + priv = this->private; + if (priv->xattr_user_namespace == XATTR_STRIP) { + char *newkey = NULL; + gf_add_prefix(XATTR_USER_PREFIX, key, &newkey); + key_len = snprintf(key, sizeof(key), "%s", newkey); + GF_FREE(newkey); + } #endif - size = sys_fgetxattr (_fd, key, value_buf, - XATTR_VAL_BUF_SIZE-1); - if (size >= 0) { - have_val = _gf_true; - } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, errno, - P_MSG_XATTR_FAILED, - "fgetxattr failed due to overflow of" - "buffer on %s ", key); - size = sys_fgetxattr (_fd, key, NULL, 0); - } - if (size == -1) { - op_errno = errno; - if (errno == ENODATA || errno == ENOATTR) { - gf_msg_debug (this->name, 0, "fgetxattr" - " failed on key %s (%s)", - key, strerror (op_errno)); - } else { - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "fgetxattr" - " failed on key %s", key); - } - goto done; - } - } - value = GF_MALLOC (size + 1, gf_posix_mt_char); - if (!value) { - op_ret = -1; - op_errno = ENOMEM; - goto out; - } - if (have_val) { - memcpy (value, value_buf, size); + size = sys_fgetxattr(_fd, key, value_buf, XATTR_VAL_BUF_SIZE - 1); + if (size >= 0) { + have_val = _gf_true; + } else { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, errno, P_MSG_XATTR_FAILED, + "fgetxattr failed due to overflow of" + "buffer on %s ", + key); + size = sys_fgetxattr(_fd, key, NULL, 0); + } + if (size == -1) { + op_errno = errno; + if (errno == ENODATA || errno == ENOATTR) { + gf_msg_debug(this->name, 0, + "fgetxattr" + " failed on key %s (%s)", + key, strerror(op_errno)); } else { - bzero (value, size + 1); - size = sys_fgetxattr (_fd, key, value, size); - if (size == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "fgetxattr" - " failed on fd %p for the key %s ", - fd, key); - GF_FREE (value); - goto out; - } - } - - value [size] = '\0'; - op_ret = dict_set_dynptr (dict, key, value, size); - if (op_ret < 0) { - op_errno = -op_ret; - op_ret = -1; - gf_msg (this->name, GF_LOG_ERROR, 0, - P_MSG_DICT_SET_FAILED, "dict set operation " - "on key %s failed", key); - GF_FREE (value); - goto out; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "fgetxattr" + " failed on key %s", + key); } - goto done; + } } - size = sys_flistxattr (_fd, value_buf, XATTR_VAL_BUF_SIZE-1); - if (size > 0) { - have_val = _gf_true; - } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, errno, - P_MSG_XATTR_FAILED, - "listxattr failed due to overflow of buffer" - " on %p ", fd); - size = sys_flistxattr (_fd, NULL, 0); - } - if (size == -1) { - op_ret = -1; - op_errno = errno; - if ((errno == ENOTSUP) || (errno == ENOSYS)) { - GF_LOG_OCCASIONALLY (gf_posix_xattr_enotsup_log, - this->name, GF_LOG_WARNING, - "Extended attributes not " - "supported (try remounting " - "brick with 'user_xattr' flag)"); - } else { - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "listxattr failed " - "on %p:", fd); - } - goto out; - } - if (size == 0) - goto done; + value = GF_MALLOC(size + 1, gf_posix_mt_char); + if (!value) { + op_ret = -1; + op_errno = ENOMEM; + goto out; } - list = alloca (size + 1); - if (!list) { + if (have_val) { + memcpy(value, value_buf, size); + } else { + bzero(value, size + 1); + size = sys_fgetxattr(_fd, key, value, size); + if (size == -1) { op_ret = -1; - op_errno = ENOMEM; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "fgetxattr" + " failed on fd %p for the key %s ", + fd, key); + GF_FREE(value); goto out; + } } - if (have_val) - memcpy (list, value_buf, size); - else - size = sys_flistxattr (_fd, list, size); - - remaining_size = size; - list_offset = 0; - while (remaining_size > 0) { - if(*(list + list_offset) == '\0') - break; - - key_len = snprintf (key, sizeof (key), "%s", list + list_offset); - have_val = _gf_false; - size = sys_fgetxattr (_fd, key, value_buf, - XATTR_VAL_BUF_SIZE-1); - if (size >= 0) { - have_val = _gf_true; - } else { - if (errno == ERANGE) { - gf_msg (this->name, GF_LOG_INFO, errno, - P_MSG_XATTR_FAILED, - "fgetxattr failed due to overflow of buffer" - " on fd %p: for the key %s ", fd, key); - size = sys_fgetxattr (_fd, key, NULL, 0); - } - if (size == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "fgetxattr failed " - "on fd %p for the key %s ", fd, key); - break; - } - } - value = GF_MALLOC (size + 1, gf_posix_mt_char); - if (!value) { - op_ret = -1; - op_errno = errno; - goto out; - } - if (have_val) { - memcpy (value, value_buf, size); - } else { - bzero (value, size + 1); - size = sys_fgetxattr (_fd, key, value, size); - if (size == -1) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "fgetxattr failed o" - "n the fd %p for the key %s ", fd, key); - GF_FREE (value); - break; - } - } - value [size] = '\0'; - - op_ret = dict_set_dynptr (dict, key, value, size); - if (op_ret) { - op_errno = -op_ret; - op_ret = -1; - gf_msg (this->name, GF_LOG_ERROR, 0, - P_MSG_DICT_SET_FAILED, "dict set operation " - "failed on key %s", key); - GF_FREE (value); - goto out; - } - remaining_size -= key_len + 1; - list_offset += key_len + 1; - } /* while (remaining_size > 0) */ + value[size] = '\0'; + op_ret = dict_set_dynptr(dict, key, value, size); + if (op_ret < 0) { + op_errno = -op_ret; + op_ret = -1; + gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_DICT_SET_FAILED, + "dict set operation " + "on key %s failed", + key); + GF_FREE(value); + goto out; + } + + goto done; + } + size = sys_flistxattr(_fd, value_buf, XATTR_VAL_BUF_SIZE - 1); + if (size > 0) { + have_val = _gf_true; + } else { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, errno, P_MSG_XATTR_FAILED, + "listxattr failed due to overflow of buffer" + " on %p ", + fd); + size = sys_flistxattr(_fd, NULL, 0); + } + if (size == -1) { + op_ret = -1; + op_errno = errno; + if ((errno == ENOTSUP) || (errno == ENOSYS)) { + GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, this->name, + GF_LOG_WARNING, + "Extended attributes not " + "supported (try remounting " + "brick with 'user_xattr' flag)"); + } else { + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "listxattr failed " + "on %p:", + fd); + } + goto out; + } + if (size == 0) + goto done; + } + list = alloca(size + 1); + if (!list) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + if (have_val) + memcpy(list, value_buf, size); + else + size = sys_flistxattr(_fd, list, size); + + remaining_size = size; + list_offset = 0; + while (remaining_size > 0) { + if (*(list + list_offset) == '\0') + break; + + key_len = snprintf(key, sizeof(key), "%s", list + list_offset); + have_val = _gf_false; + size = sys_fgetxattr(_fd, key, value_buf, XATTR_VAL_BUF_SIZE - 1); + if (size >= 0) { + have_val = _gf_true; + } else { + if (errno == ERANGE) { + gf_msg(this->name, GF_LOG_INFO, errno, P_MSG_XATTR_FAILED, + "fgetxattr failed due to overflow of buffer" + " on fd %p: for the key %s ", + fd, key); + size = sys_fgetxattr(_fd, key, NULL, 0); + } + if (size == -1) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "fgetxattr failed " + "on fd %p for the key %s ", + fd, key); + break; + } + } + value = GF_MALLOC(size + 1, gf_posix_mt_char); + if (!value) { + op_ret = -1; + op_errno = errno; + goto out; + } + if (have_val) { + memcpy(value, value_buf, size); + } else { + bzero(value, size + 1); + size = sys_fgetxattr(_fd, key, value, size); + if (size == -1) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "fgetxattr failed o" + "n the fd %p for the key %s ", + fd, key); + GF_FREE(value); + break; + } + } + value[size] = '\0'; + + op_ret = dict_set_dynptr(dict, key, value, size); + if (op_ret) { + op_errno = -op_ret; + op_ret = -1; + gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_DICT_SET_FAILED, + "dict set operation " + "failed on key %s", + key); + GF_FREE(value); + goto out; + } + remaining_size -= key_len + 1; + list_offset += key_len + 1; + + } /* while (remaining_size > 0) */ done: - op_ret = size; + op_ret = size; - if (dict) { - dict_del (dict, GFID_XATTR_KEY); - dict_del (dict, GF_XATTR_VOL_ID_KEY); - } + if (dict) { + dict_del(dict, GFID_XATTR_KEY); + dict_del(dict, GF_XATTR_VOL_ID_KEY); + } out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (fgetxattr, frame, op_ret, op_errno, dict, NULL); + STACK_UNWIND_STRICT(fgetxattr, frame, op_ret, op_errno, dict, NULL); - if (dict) - dict_unref (dict); + if (dict) + dict_unref(dict); - return 0; + return 0; } static int -_handle_fsetxattr_keyvalue_pair (dict_t *d, char *k, data_t *v, - void *tmp) +_handle_fsetxattr_keyvalue_pair(dict_t *d, char *k, data_t *v, void *tmp) { - posix_xattr_filler_t *filler = NULL; + posix_xattr_filler_t *filler = NULL; - filler = tmp; + filler = tmp; - return posix_fhandle_pair (filler->frame, filler->this, filler->fdnum, - k, v, filler->flags, filler->stbuf, - filler->fd); + return posix_fhandle_pair(filler->frame, filler->this, filler->fdnum, k, v, + filler->flags, filler->stbuf, filler->fd); } int32_t -posix_fsetxattr (call_frame_t *frame, xlator_t *this, - fd_t *fd, dict_t *dict, int flags, dict_t *xdata) +posix_fsetxattr(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict, + int flags, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - struct posix_fd *pfd = NULL; - int _fd = -1; - int ret = -1; - struct iatt preop = {0,}; - struct iatt postop = {0,}; - dict_t *xattr = NULL; - posix_xattr_filler_t filler = {0,}; - struct posix_private *priv = NULL; - - DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - VALIDATE_OR_GOTO (dict, out); - - priv = this->private; - DISK_SPACE_CHECK_AND_GOTO (frame, priv, xdata, op_ret, op_errno, out); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL from fd=%p", fd); - goto out; - } - _fd = pfd->fd; + int32_t op_ret = -1; + int32_t op_errno = 0; + struct posix_fd *pfd = NULL; + int _fd = -1; + int ret = -1; + struct iatt preop = { + 0, + }; + struct iatt postop = { + 0, + }; + dict_t *xattr = NULL; + posix_xattr_filler_t filler = { + 0, + }; + struct posix_private *priv = NULL; + + DECLARE_OLD_FS_ID_VAR; + SET_FS_ID(frame->root->uid, frame->root->gid); + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + VALIDATE_OR_GOTO(dict, out); + + priv = this->private; + DISK_SPACE_CHECK_AND_GOTO(frame, priv, xdata, op_ret, op_errno, out); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; + } + _fd = pfd->fd; - ret = posix_fdstat (this, fd->inode, pfd->fd, &preop); - if (ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_FSTAT_FAILED, "fsetxattr (fstat)" - "failed on fd=%p", fd); - goto out; - } + ret = posix_fdstat(this, fd->inode, pfd->fd, &preop); + if (ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_FSTAT_FAILED, + "fsetxattr (fstat)" + "failed on fd=%p", + fd); + goto out; + } - dict_del (dict, GFID_XATTR_KEY); - dict_del (dict, GF_XATTR_VOL_ID_KEY); + dict_del(dict, GFID_XATTR_KEY); + dict_del(dict, GF_XATTR_VOL_ID_KEY); - filler.fdnum = _fd; - filler.this = this; - filler.frame = frame; - filler.stbuf = &preop; - filler.fd = fd; + filler.fdnum = _fd; + filler.this = this; + filler.frame = frame; + filler.stbuf = &preop; + filler.fd = fd; #ifdef GF_DARWIN_HOST_OS - filler.flags = map_xattr_flags(flags); + filler.flags = map_xattr_flags(flags); #else - filler.flags = flags; + filler.flags = flags; #endif - op_ret = dict_foreach (dict, _handle_fsetxattr_keyvalue_pair, - &filler); - if (op_ret < 0) { - op_errno = -op_ret; - op_ret = -1; - } + op_ret = dict_foreach(dict, _handle_fsetxattr_keyvalue_pair, &filler); + if (op_ret < 0) { + op_errno = -op_ret; + op_ret = -1; + } - if (!ret && xdata && dict_get (xdata, GLUSTERFS_DURABLE_OP)) { - op_ret = sys_fsync (_fd); - if (op_ret < 0) { - op_ret = -1; - op_errno = errno; - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_DURABILITY_REQ_NOT_SATISFIED, - "could not satisfy durability request: " - "reason "); - } + if (!ret && xdata && dict_get(xdata, GLUSTERFS_DURABLE_OP)) { + op_ret = sys_fsync(_fd); + if (op_ret < 0) { + op_ret = -1; + op_errno = errno; + gf_msg(this->name, GF_LOG_WARNING, errno, + P_MSG_DURABILITY_REQ_NOT_SATISFIED, + "could not satisfy durability request: " + "reason "); } + } - ret = posix_fdstat (this, fd->inode, pfd->fd, &postop); - if (ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_XATTR_FAILED, "fsetxattr (fstat)" - "failed on fd=%p", fd); - goto out; - } - xattr = dict_new (); - if (!xattr) - goto out; + ret = posix_fdstat(this, fd->inode, pfd->fd, &postop); + if (ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_XATTR_FAILED, + "fsetxattr (fstat)" + "failed on fd=%p", + fd); + goto out; + } + xattr = dict_new(); + if (!xattr) + goto out; - ret = posix_set_iatt_in_dict (xattr, &preop, &postop); + ret = posix_set_iatt_in_dict(xattr, &preop, &postop); out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (fsetxattr, frame, op_ret, op_errno, xattr); + STACK_UNWIND_STRICT(fsetxattr, frame, op_ret, op_errno, xattr); - if (xattr) - dict_unref (xattr); + if (xattr) + dict_unref(xattr); - return 0; + return 0; } int -_posix_remove_xattr (dict_t *dict, char *key, data_t *value, void *data) +_posix_remove_xattr(dict_t *dict, char *key, data_t *value, void *data) { - int32_t op_ret = 0; - xlator_t *this = NULL; - posix_xattr_filler_t *filler = NULL; + int32_t op_ret = 0; + xlator_t *this = NULL; + posix_xattr_filler_t *filler = NULL; - filler = (posix_xattr_filler_t *) data; - this = filler->this; + filler = (posix_xattr_filler_t *)data; + this = filler->this; #ifdef GF_DARWIN_HOST_OS - struct posix_private *priv = NULL; - priv = (struct posix_private *) this->private; - char *newkey = NULL; - if (priv->xattr_user_namespace == XATTR_STRIP) { - gf_remove_prefix (XATTR_USER_PREFIX, key, &newkey); - gf_msg_debug ("remove_xattr", 0, "key %s => %s" , key, - newkey); - key = newkey; - } + struct posix_private *priv = NULL; + priv = (struct posix_private *)this->private; + char *newkey = NULL; + if (priv->xattr_user_namespace == XATTR_STRIP) { + gf_remove_prefix(XATTR_USER_PREFIX, key, &newkey); + gf_msg_debug("remove_xattr", 0, "key %s => %s", key, newkey); + key = newkey; + } #endif /* Bulk remove xattr is internal fop in gluster. Some of the xattrs may * have special behavior. Ex: removexattr("posix.system_acl_access"), @@ -3855,243 +3892,236 @@ _posix_remove_xattr (dict_t *dict, char *key, data_t *value, void *data) * treated as success. */ - if (filler->real_path) - op_ret = sys_lremovexattr (filler->real_path, key); - else - op_ret = sys_fremovexattr (filler->fdnum, key); - - if (op_ret == -1) { - if (errno == ENODATA || errno == ENOATTR) - op_ret = 0; - } - - if (op_ret == -1) { - filler->op_errno = errno; - if (errno != ENOATTR && errno != ENODATA && errno != EPERM) { - gf_msg (this->name, GF_LOG_ERROR, errno, - P_MSG_XATTR_FAILED, "removexattr failed on " - "file/dir %s with gfid: %s (for %s)", - filler->real_path?filler->real_path:"", - uuid_utoa (filler->inode->gfid), key); - } - } + if (filler->real_path) + op_ret = sys_lremovexattr(filler->real_path, key); + else + op_ret = sys_fremovexattr(filler->fdnum, key); + + if (op_ret == -1) { + if (errno == ENODATA || errno == ENOATTR) + op_ret = 0; + } + + if (op_ret == -1) { + filler->op_errno = errno; + if (errno != ENOATTR && errno != ENODATA && errno != EPERM) { + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_XATTR_FAILED, + "removexattr failed on " + "file/dir %s with gfid: %s (for %s)", + filler->real_path ? filler->real_path : "", + uuid_utoa(filler->inode->gfid), key); + } + } #ifdef GF_DARWIN_HOST_OS - GF_FREE(newkey); + GF_FREE(newkey); #endif - return op_ret; + return op_ret; } int -posix_common_removexattr (call_frame_t *frame, loc_t *loc, fd_t *fd, - const char *name, dict_t *xdata, int *op_errno, - dict_t **xdata_rsp) +posix_common_removexattr(call_frame_t *frame, loc_t *loc, fd_t *fd, + const char *name, dict_t *xdata, int *op_errno, + dict_t **xdata_rsp) { - gf_boolean_t bulk_removexattr = _gf_false; - gf_boolean_t disallow = _gf_false; - char *real_path = NULL; - struct posix_fd *pfd = NULL; - int op_ret = 0; - struct iatt preop = {0,}; - struct iatt postop = {0,}; - int ret = 0; - int _fd = -1; - xlator_t *this = frame->this; - inode_t *inode = NULL; - posix_xattr_filler_t filler = {0}; - - DECLARE_OLD_FS_ID_VAR; - - SET_FS_ID (frame->root->uid, frame->root->gid); - - if (loc) { - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_ret = -1; - *op_errno = ESTALE; - goto out; - } - inode = loc->inode; - } else { - op_ret = posix_fd_ctx_get (fd, this, &pfd, op_errno); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, *op_errno, - P_MSG_PFD_NULL, "pfd is NULL from fd=%p", fd); - goto out; - } - _fd = pfd->fd; - inode = fd->inode; + gf_boolean_t bulk_removexattr = _gf_false; + gf_boolean_t disallow = _gf_false; + char *real_path = NULL; + struct posix_fd *pfd = NULL; + int op_ret = 0; + struct iatt preop = { + 0, + }; + struct iatt postop = { + 0, + }; + int ret = 0; + int _fd = -1; + xlator_t *this = frame->this; + inode_t *inode = NULL; + posix_xattr_filler_t filler = {0}; + + DECLARE_OLD_FS_ID_VAR; + + SET_FS_ID(frame->root->uid, frame->root->gid); + + if (loc) { + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + op_ret = -1; + *op_errno = ESTALE; + goto out; } - - if (posix_is_gfid2path_xattr (name)) { - op_ret = -1; - *op_errno = ENOATTR; - goto out; + inode = loc->inode; + } else { + op_ret = posix_fd_ctx_get(fd, this, &pfd, op_errno); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, *op_errno, P_MSG_PFD_NULL, + "pfd is NULL from fd=%p", fd); + goto out; } + _fd = pfd->fd; + inode = fd->inode; + } + if (posix_is_gfid2path_xattr(name)) { + op_ret = -1; + *op_errno = ENOATTR; + goto out; + } + + if (loc) + ret = posix_pstat(this, inode, loc->gfid, real_path, &preop, _gf_false); + else + ret = posix_fdstat(this, inode, _fd, &preop); + + if (gf_get_index_by_elem(disallow_removexattrs, (char *)name) >= 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_XATTR_NOT_REMOVED, + "Remove xattr called on %s for file/dir %s with gfid: " + "%s", + name, real_path ? real_path : "", uuid_utoa(inode->gfid)); + op_ret = -1; + *op_errno = EPERM; + goto out; + } else if (posix_is_bulk_removexattr((char *)name, xdata)) { + bulk_removexattr = _gf_true; + (void)dict_has_key_from_array(xdata, disallow_removexattrs, &disallow); + if (disallow) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_XATTR_NOT_REMOVED, + "Bulk removexattr has keys that shouldn't be " + "removed for file/dir %s with gfid: %s", + real_path ? real_path : "", uuid_utoa(inode->gfid)); + op_ret = -1; + *op_errno = EPERM; + goto out; + } + } + + if (bulk_removexattr) { + filler.real_path = real_path; + filler.this = this; + filler.fdnum = _fd; + filler.inode = inode; + op_ret = dict_foreach(xdata, _posix_remove_xattr, &filler); + if (op_ret) { + *op_errno = filler.op_errno; + goto out; + } + } else { if (loc) - ret = posix_pstat(this, inode, loc->gfid, real_path, - &preop, _gf_false); + op_ret = sys_lremovexattr(real_path, name); else - ret = posix_fdstat (this, inode, _fd, &preop); - - if (gf_get_index_by_elem (disallow_removexattrs, (char *)name) >= 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_XATTR_NOT_REMOVED, - "Remove xattr called on %s for file/dir %s with gfid: " - "%s", name, real_path?real_path:"", - uuid_utoa(inode->gfid)); - op_ret = -1; - *op_errno = EPERM; - goto out; - } else if (posix_is_bulk_removexattr ((char *)name, xdata)) { - bulk_removexattr = _gf_true; - (void) dict_has_key_from_array (xdata, disallow_removexattrs, - &disallow); - if (disallow) { - gf_msg (this->name, GF_LOG_WARNING, 0, - P_MSG_XATTR_NOT_REMOVED, - "Bulk removexattr has keys that shouldn't be " - "removed for file/dir %s with gfid: %s", - real_path?real_path:"", uuid_utoa(inode->gfid)); - op_ret = -1; - *op_errno = EPERM; - goto out; - } - } - - if (bulk_removexattr) { - filler.real_path = real_path; - filler.this = this; - filler.fdnum = _fd; - filler.inode = inode; - op_ret = dict_foreach (xdata, _posix_remove_xattr, &filler); - if (op_ret) { - *op_errno = filler.op_errno; - goto out; - } - } else { - if (loc) - op_ret = sys_lremovexattr (real_path, name); - else - op_ret = sys_fremovexattr (_fd, name); - if (op_ret == -1) { - *op_errno = errno; - if (*op_errno != ENOATTR && *op_errno != ENODATA && - *op_errno != EPERM) { - gf_msg (this->name, GF_LOG_ERROR, *op_errno, - P_MSG_XATTR_FAILED, - "removexattr on %s with gfid %s " - "(for %s)", real_path, - uuid_utoa (inode->gfid), name); - } - goto out; - } - } - - if (loc) { - posix_set_ctime (frame, this, real_path, -1, inode, NULL); - ret = posix_pstat(this, inode, loc->gfid, real_path, &postop, - _gf_false); - } else { - posix_set_ctime (frame, this, NULL, _fd, inode, NULL); - ret = posix_fdstat (this, inode, _fd, &postop); - } - if (ret) - goto out; - *xdata_rsp = dict_new(); - if (!*xdata_rsp) - goto out; + op_ret = sys_fremovexattr(_fd, name); + if (op_ret == -1) { + *op_errno = errno; + if (*op_errno != ENOATTR && *op_errno != ENODATA && + *op_errno != EPERM) { + gf_msg(this->name, GF_LOG_ERROR, *op_errno, P_MSG_XATTR_FAILED, + "removexattr on %s with gfid %s " + "(for %s)", + real_path, uuid_utoa(inode->gfid), name); + } + goto out; + } + } + + if (loc) { + posix_set_ctime(frame, this, real_path, -1, inode, NULL); + ret = posix_pstat(this, inode, loc->gfid, real_path, &postop, + _gf_false); + } else { + posix_set_ctime(frame, this, NULL, _fd, inode, NULL); + ret = posix_fdstat(this, inode, _fd, &postop); + } + if (ret) + goto out; + *xdata_rsp = dict_new(); + if (!*xdata_rsp) + goto out; - ret = posix_set_iatt_in_dict (*xdata_rsp, &preop, &postop); + ret = posix_set_iatt_in_dict(*xdata_rsp, &preop, &postop); - op_ret = 0; + op_ret = 0; out: - SET_TO_OLD_FS_ID (); - return op_ret; + SET_TO_OLD_FS_ID(); + return op_ret; } int32_t -posix_removexattr (call_frame_t *frame, xlator_t *this, - loc_t *loc, const char *name, dict_t *xdata) +posix_removexattr(call_frame_t *frame, xlator_t *this, loc_t *loc, + const char *name, dict_t *xdata) { - int op_ret = -1; - int op_errno = EINVAL; - dict_t *xdata_rsp = NULL; + int op_ret = -1; + int op_errno = EINVAL; + dict_t *xdata_rsp = NULL; - VALIDATE_OR_GOTO (loc, out); + VALIDATE_OR_GOTO(loc, out); - op_ret = posix_common_removexattr (frame, loc, NULL, name, xdata, - &op_errno, &xdata_rsp); + op_ret = posix_common_removexattr(frame, loc, NULL, name, xdata, &op_errno, + &xdata_rsp); out: - STACK_UNWIND_STRICT (removexattr, frame, op_ret, op_errno, xdata_rsp); + STACK_UNWIND_STRICT(removexattr, frame, op_ret, op_errno, xdata_rsp); - if (xdata_rsp) - dict_unref (xdata_rsp); + if (xdata_rsp) + dict_unref(xdata_rsp); - return 0; + return 0; } int32_t -posix_fremovexattr (call_frame_t *frame, xlator_t *this, - fd_t *fd, const char *name, dict_t *xdata) +posix_fremovexattr(call_frame_t *frame, xlator_t *this, fd_t *fd, + const char *name, dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = EINVAL; - dict_t *xdata_rsp = NULL; + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + dict_t *xdata_rsp = NULL; - VALIDATE_OR_GOTO (fd, out); + VALIDATE_OR_GOTO(fd, out); - op_ret = posix_common_removexattr (frame, NULL, fd, name, xdata, - &op_errno, &xdata_rsp); + op_ret = posix_common_removexattr(frame, NULL, fd, name, xdata, &op_errno, + &xdata_rsp); out: - STACK_UNWIND_STRICT (fremovexattr, frame, op_ret, op_errno, xdata_rsp); + STACK_UNWIND_STRICT(fremovexattr, frame, op_ret, op_errno, xdata_rsp); - if (xdata_rsp) - dict_unref (xdata_rsp); + if (xdata_rsp) + dict_unref(xdata_rsp); - return 0; + return 0; } - int32_t -posix_fsyncdir (call_frame_t *frame, xlator_t *this, - fd_t *fd, int datasync, dict_t *xdata) +posix_fsyncdir(call_frame_t *frame, xlator_t *this, fd_t *fd, int datasync, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int ret = -1; - struct posix_fd *pfd = NULL; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = 0; + int ret = -1; + struct posix_fd *pfd = NULL; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + goto out; + } - op_ret = 0; + op_ret = 0; out: - STACK_UNWIND_STRICT (fsyncdir, frame, op_ret, op_errno, NULL); + STACK_UNWIND_STRICT(fsyncdir, frame, op_ret, op_errno, NULL); - return 0; + return 0; } - void -posix_print_xattr (dict_t *this, - char *key, - data_t *value, - void *data) +posix_print_xattr(dict_t *this, char *key, data_t *value, void *data) { - gf_msg_debug ("posix", 0, - "(key/val) = (%s/%d)", key, data_to_int32 (value)); + gf_msg_debug("posix", 0, "(key/val) = (%s/%d)", key, data_to_int32(value)); } - /** * add_array - add two arrays of 32-bit numbers (stored in network byte order) * dest = dest + src @@ -4100,26 +4130,25 @@ posix_print_xattr (dict_t *this, */ static void -__add_array (int32_t *dest, int32_t *src, int count) +__add_array(int32_t *dest, int32_t *src, int count) { - int i = 0; - int32_t destval = 0; - for (i = 0; i < count; i++) { - destval = ntoh32 (dest[i]); - dest[i] = hton32 (destval + ntoh32 (src[i])); - } + int i = 0; + int32_t destval = 0; + for (i = 0; i < count; i++) { + destval = ntoh32(dest[i]); + dest[i] = hton32(destval + ntoh32(src[i])); + } } static void -__add_long_array (int64_t *dest, int64_t *src, int count) +__add_long_array(int64_t *dest, int64_t *src, int count) { - int i = 0; - for (i = 0; i < count; i++) { - dest[i] = hton64 (ntoh64 (dest[i]) + ntoh64 (src[i])); - } + int i = 0; + for (i = 0; i < count; i++) { + dest[i] = hton64(ntoh64(dest[i]) + ntoh64(src[i])); + } } - /* functions: __add_array_with_default __add_long_array_with_default @@ -4181,240 +4210,222 @@ __add_long_array (int64_t *dest, int64_t *src, int count) }; */ static void -__add_array_with_default (int32_t *dest, int32_t *src, int count) +__add_array_with_default(int32_t *dest, int32_t *src, int count) { - int i = 0; - int32_t destval = 0; - - for (i = 0; i < count; i++) { - destval = ntoh32 (dest[i]); - if (destval == 0) - dest[i] = hton32 (ntoh32 (src[i]) + - ntoh32 (src[count + i])); - else - dest[i] = hton32 (destval + ntoh32 (src[i])); - } + int i = 0; + int32_t destval = 0; + + for (i = 0; i < count; i++) { + destval = ntoh32(dest[i]); + if (destval == 0) + dest[i] = hton32(ntoh32(src[i]) + ntoh32(src[count + i])); + else + dest[i] = hton32(destval + ntoh32(src[i])); + } } static void -__add_long_array_with_default (int64_t *dest, int64_t *src, int count) +__add_long_array_with_default(int64_t *dest, int64_t *src, int count) { - int i = 0; - int64_t destval = 0; - - for (i = 0; i < count; i++) { - destval = ntoh64 (dest[i]); - if (destval == 0) - dest[i] = hton64 (ntoh64 (src[i]) + - ntoh64 (src[i + count])); - else - dest[i] = hton64 (destval + ntoh64 (src[i])); - } + int i = 0; + int64_t destval = 0; + + for (i = 0; i < count; i++) { + destval = ntoh64(dest[i]); + if (destval == 0) + dest[i] = hton64(ntoh64(src[i]) + ntoh64(src[i + count])); + else + dest[i] = hton64(destval + ntoh64(src[i])); + } } static int -_posix_handle_xattr_keyvalue_pair (dict_t *d, char *k, data_t *v, - void *tmp) +_posix_handle_xattr_keyvalue_pair(dict_t *d, char *k, data_t *v, void *tmp) { - int size = 0; - int count = 0; - int op_ret = 0; - int op_errno = 0; - gf_xattrop_flags_t optype = 0; - char *array = NULL; - char *dst_data = NULL; - inode_t *inode = NULL; - xlator_t *this = NULL; - posix_xattr_filler_t *filler = NULL; - posix_inode_ctx_t *ctx = NULL; - - filler = tmp; - - optype = (gf_xattrop_flags_t)(filler->flags); - this = filler->this; - inode = filler->inode; - count = v->len; - if (optype == GF_XATTROP_ADD_ARRAY_WITH_DEFAULT || - optype == GF_XATTROP_ADD_ARRAY64_WITH_DEFAULT) - count = count / 2; - - array = GF_CALLOC (count, sizeof (char), gf_posix_mt_char); + int size = 0; + int count = 0; + int op_ret = 0; + int op_errno = 0; + gf_xattrop_flags_t optype = 0; + char *array = NULL; + char *dst_data = NULL; + inode_t *inode = NULL; + xlator_t *this = NULL; + posix_xattr_filler_t *filler = NULL; + posix_inode_ctx_t *ctx = NULL; + + filler = tmp; + + optype = (gf_xattrop_flags_t)(filler->flags); + this = filler->this; + inode = filler->inode; + count = v->len; + if (optype == GF_XATTROP_ADD_ARRAY_WITH_DEFAULT || + optype == GF_XATTROP_ADD_ARRAY64_WITH_DEFAULT) + count = count / 2; + + array = GF_CALLOC(count, sizeof(char), gf_posix_mt_char); #ifdef GF_DARWIN_HOST_OS - struct posix_private *priv = NULL; - priv = this->private; - if (priv->xattr_user_namespace == XATTR_STRIP) { - if (strncmp(k, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN) == 0) { - k += XATTR_USER_PREFIX_LEN; - } + struct posix_private *priv = NULL; + priv = this->private; + if (priv->xattr_user_namespace == XATTR_STRIP) { + if (strncmp(k, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN) == 0) { + k += XATTR_USER_PREFIX_LEN; } + } #endif - op_ret = posix_inode_ctx_get_all (inode, this, &ctx); - if (op_ret < 0) { - op_errno = ENOMEM; - goto out; + op_ret = posix_inode_ctx_get_all(inode, this, &ctx); + if (op_ret < 0) { + op_errno = ENOMEM; + goto out; + } + + pthread_mutex_lock(&ctx->xattrop_lock); + { + if (filler->real_path) { + size = sys_lgetxattr(filler->real_path, k, (char *)array, count); + } else { + size = sys_fgetxattr(filler->fdnum, k, (char *)array, count); } - pthread_mutex_lock (&ctx->xattrop_lock); - { - if (filler->real_path) { - size = sys_lgetxattr (filler->real_path, k, - (char *)array, count); - } else { - size = sys_fgetxattr (filler->fdnum, k, (char *)array, - count); - } + op_errno = errno; + if ((size == -1) && (op_errno != ENODATA) && (op_errno != ENOATTR)) { + if (op_errno == ENOTSUP) { + GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, this->name, + GF_LOG_WARNING, + "Extended attributes not " + "supported by filesystem"); + } else if (op_errno != ENOENT || + !posix_special_xattr(marker_xattrs, k)) { + if (filler->real_path) + gf_msg(this->name, fop_log_level(GF_FOP_XATTROP, op_errno), + op_errno, P_MSG_XATTR_FAILED, + "getxattr failed on %s while " + "doing xattrop: Key:%s ", + filler->real_path, k); + else + gf_msg( + this->name, GF_LOG_ERROR, op_errno, P_MSG_XATTR_FAILED, + "fgetxattr failed on gfid=%s " + "while doing xattrop: " + "Key:%s (%s)", + uuid_utoa(filler->inode->gfid), k, strerror(op_errno)); + } + + op_ret = -1; + goto unlock; + } + + if (size == -1 && optype == GF_XATTROP_GET_AND_SET) { + GF_FREE(array); + array = NULL; + } + + /* We only write back the xattr if it has been really modified + * (i.e. v->data is not all 0's). Otherwise we return its value + * but we don't update anything. + * + * If the xattr does not exist, a value of all 0's is returned + * without creating it. */ + size = count; + if (optype != GF_XATTROP_GET_AND_SET && + mem_0filled(v->data, v->len) == 0) + goto unlock; + + dst_data = array; + switch (optype) { + case GF_XATTROP_ADD_ARRAY: + __add_array((int32_t *)array, (int32_t *)v->data, count / 4); + break; - op_errno = errno; - if ((size == -1) && (op_errno != ENODATA) && - (op_errno != ENOATTR)) { - if (op_errno == ENOTSUP) { - GF_LOG_OCCASIONALLY(gf_posix_xattr_enotsup_log, - this->name, GF_LOG_WARNING, - "Extended attributes not " - "supported by filesystem"); - } else if (op_errno != ENOENT || - !posix_special_xattr (marker_xattrs, - k)) { - if (filler->real_path) - gf_msg (this->name, fop_log_level (GF_FOP_XATTROP, - op_errno), op_errno, P_MSG_XATTR_FAILED, - "getxattr failed on %s while " - "doing xattrop: Key:%s ", - filler->real_path, k); - else - gf_msg (this->name, GF_LOG_ERROR, - op_errno, P_MSG_XATTR_FAILED, - "fgetxattr failed on gfid=%s " - "while doing xattrop: " - "Key:%s (%s)", - uuid_utoa (filler->inode->gfid), - k, strerror (op_errno)); - } - - op_ret = -1; - goto unlock; - } + case GF_XATTROP_ADD_ARRAY64: + __add_long_array((int64_t *)array, (int64_t *)v->data, + count / 8); + break; - if (size == -1 && optype == GF_XATTROP_GET_AND_SET) { - GF_FREE (array); - array = NULL; - } + case GF_XATTROP_ADD_ARRAY_WITH_DEFAULT: + __add_array_with_default((int32_t *)array, (int32_t *)v->data, + count / 4); + break; - /* We only write back the xattr if it has been really modified - * (i.e. v->data is not all 0's). Otherwise we return its value - * but we don't update anything. - * - * If the xattr does not exist, a value of all 0's is returned - * without creating it. */ - size = count; - if (optype != GF_XATTROP_GET_AND_SET && - mem_0filled(v->data, v->len) == 0) - goto unlock; - - dst_data = array; - switch (optype) { - - case GF_XATTROP_ADD_ARRAY: - __add_array ((int32_t *) array, - (int32_t *) v->data, count / 4); - break; - - case GF_XATTROP_ADD_ARRAY64: - __add_long_array ((int64_t *) array, - (int64_t *) v->data, - count / 8); - break; - - case GF_XATTROP_ADD_ARRAY_WITH_DEFAULT: - __add_array_with_default ((int32_t *) array, - (int32_t *) v->data, - count / 4); - break; - - case GF_XATTROP_ADD_ARRAY64_WITH_DEFAULT: - __add_long_array_with_default ((int64_t *) array, - (int64_t *) v->data, - count / 8); - break; - - case GF_XATTROP_GET_AND_SET: - dst_data = v->data; - break; - - default: - gf_msg (this->name, GF_LOG_ERROR, EINVAL, - P_MSG_UNKNOWN_OP, "Unknown xattrop type (%d)" - " on %s. Please send a bug report to " - "gluster-devel@gluster.org", optype, - filler->real_path); - op_ret = -1; - op_errno = EINVAL; - goto unlock; - } + case GF_XATTROP_ADD_ARRAY64_WITH_DEFAULT: + __add_long_array_with_default((int64_t *)array, + (int64_t *)v->data, count / 8); + break; - if (filler->real_path) { - size = sys_lsetxattr (filler->real_path, k, - dst_data, count, 0); - } else { - size = sys_fsetxattr (filler->fdnum, k, - (char *)dst_data, - count, 0); - } - op_errno = errno; + case GF_XATTROP_GET_AND_SET: + dst_data = v->data; + break; + + default: + gf_msg(this->name, GF_LOG_ERROR, EINVAL, P_MSG_UNKNOWN_OP, + "Unknown xattrop type (%d)" + " on %s. Please send a bug report to " + "gluster-devel@gluster.org", + optype, filler->real_path); + op_ret = -1; + op_errno = EINVAL; + goto unlock; } + + if (filler->real_path) { + size = sys_lsetxattr(filler->real_path, k, dst_data, count, 0); + } else { + size = sys_fsetxattr(filler->fdnum, k, (char *)dst_data, count, 0); + } + op_errno = errno; + } unlock: - pthread_mutex_unlock (&ctx->xattrop_lock); + pthread_mutex_unlock(&ctx->xattrop_lock); - if (op_ret == -1) - goto out; + if (op_ret == -1) + goto out; - if (size == -1) { - if (filler->real_path) - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_XATTR_FAILED, "setxattr failed on %s " - "while doing xattrop: key=%s", - filler->real_path, k); - else - gf_msg (this->name, GF_LOG_ERROR, op_errno, - P_MSG_XATTR_FAILED, - "fsetxattr failed on gfid=%s while doing " - "xattrop: key=%s (%s)", - uuid_utoa (filler->inode->gfid), - k, strerror (op_errno)); - op_ret = -1; - goto out; - } else if (array) { - op_ret = dict_set_bin (filler->xattr, k, array, count); - if (op_ret) { - if (filler->real_path) - gf_msg_debug (this->name, 0, - "dict_set_bin failed (path=%s): " - "key=%s (%s)", filler->real_path, - k, strerror (-size)); - else - gf_msg_debug (this->name, 0, - "dict_set_bin failed (gfid=%s): " - "key=%s (%s)", - uuid_utoa (filler->inode->gfid), - k, strerror (-size)); - - op_ret = -1; - op_errno = EINVAL; - GF_FREE (array); - goto out; - } - array = NULL; - } + if (size == -1) { + if (filler->real_path) + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_XATTR_FAILED, + "setxattr failed on %s " + "while doing xattrop: key=%s", + filler->real_path, k); + else + gf_msg(this->name, GF_LOG_ERROR, op_errno, P_MSG_XATTR_FAILED, + "fsetxattr failed on gfid=%s while doing " + "xattrop: key=%s (%s)", + uuid_utoa(filler->inode->gfid), k, strerror(op_errno)); + op_ret = -1; + goto out; + } else if (array) { + op_ret = dict_set_bin(filler->xattr, k, array, count); + if (op_ret) { + if (filler->real_path) + gf_msg_debug(this->name, 0, + "dict_set_bin failed (path=%s): " + "key=%s (%s)", + filler->real_path, k, strerror(-size)); + else + gf_msg_debug(this->name, 0, + "dict_set_bin failed (gfid=%s): " + "key=%s (%s)", + uuid_utoa(filler->inode->gfid), k, + strerror(-size)); + + op_ret = -1; + op_errno = EINVAL; + GF_FREE(array); + goto out; + } + array = NULL; + } out: - if (op_ret < 0) - filler->op_errno = op_errno; + if (op_ret < 0) + filler->op_errno = op_errno; - if (array) - GF_FREE (array); + if (array) + GF_FREE(array); - return op_ret; + return op_ret; } /** @@ -4425,997 +4436,987 @@ out: */ int -do_xattrop (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, - gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +do_xattrop(call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) { - int op_ret = 0; - int op_errno = 0; - int _fd = -1; - char *real_path = NULL; - struct posix_fd *pfd = NULL; - inode_t *inode = NULL; - posix_xattr_filler_t filler = {0,}; - dict_t *xattr_rsp = NULL; - dict_t *xdata_rsp = NULL; - struct iatt stbuf = {0}; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (xattr, out); - VALIDATE_OR_GOTO (this, out); - - if (fd) { - op_ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, - fop_log_level(GF_FOP_FXATTROP, op_errno), - P_MSG_PFD_GET_FAILED, "failed to get pfd from" - " fd=%p", fd); - goto out; - } - _fd = pfd->fd; - } - - if (loc && !gf_uuid_is_null (loc->gfid)) { - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_ret = -1; - op_errno = ESTALE; - goto out; - } - } - - if (real_path) { - inode = loc->inode; - } else if (fd) { - inode = fd->inode; + int op_ret = 0; + int op_errno = 0; + int _fd = -1; + char *real_path = NULL; + struct posix_fd *pfd = NULL; + inode_t *inode = NULL; + posix_xattr_filler_t filler = { + 0, + }; + dict_t *xattr_rsp = NULL; + dict_t *xdata_rsp = NULL; + struct iatt stbuf = {0}; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(xattr, out); + VALIDATE_OR_GOTO(this, out); + + if (fd) { + op_ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, + fop_log_level(GF_FOP_FXATTROP, op_errno), + P_MSG_PFD_GET_FAILED, + "failed to get pfd from" + " fd=%p", + fd); + goto out; } + _fd = pfd->fd; + } - xattr_rsp = dict_new (); - if (xattr_rsp == NULL) { - op_ret = -1; - op_errno = ENOMEM; - goto out; + if (loc && !gf_uuid_is_null(loc->gfid)) { + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + op_ret = -1; + op_errno = ESTALE; + goto out; } + } - filler.this = this; - filler.fdnum = _fd; - filler.real_path = real_path; - filler.flags = (int)optype; - filler.inode = inode; - filler.xattr = xattr_rsp; + if (real_path) { + inode = loc->inode; + } else if (fd) { + inode = fd->inode; + } - op_ret = dict_foreach (xattr, _posix_handle_xattr_keyvalue_pair, - &filler); - op_errno = filler.op_errno; - if (op_ret < 0) - goto out; + xattr_rsp = dict_new(); + if (xattr_rsp == NULL) { + op_ret = -1; + op_errno = ENOMEM; + goto out; + } + + filler.this = this; + filler.fdnum = _fd; + filler.real_path = real_path; + filler.flags = (int)optype; + filler.inode = inode; + filler.xattr = xattr_rsp; + + op_ret = dict_foreach(xattr, _posix_handle_xattr_keyvalue_pair, &filler); + op_errno = filler.op_errno; + if (op_ret < 0) + goto out; - if (!xdata) - goto out; + if (!xdata) + goto out; - if (fd) { - op_ret = posix_fdstat (this, inode, _fd, &stbuf); - } else { - op_ret = posix_pstat (this, inode, inode->gfid, real_path, - &stbuf, _gf_false); - } - if (op_ret < 0) { - op_errno = errno; - goto out; - } - xdata_rsp = posix_xattr_fill (this, real_path, loc, fd, _fd, - xdata, &stbuf); - if (!xdata_rsp) { - op_ret = -1; - op_errno = ENOMEM; - } - posix_set_mode_in_dict (xdata, xdata_rsp, &stbuf); + if (fd) { + op_ret = posix_fdstat(this, inode, _fd, &stbuf); + } else { + op_ret = posix_pstat(this, inode, inode->gfid, real_path, &stbuf, + _gf_false); + } + if (op_ret < 0) { + op_errno = errno; + goto out; + } + xdata_rsp = posix_xattr_fill(this, real_path, loc, fd, _fd, xdata, &stbuf); + if (!xdata_rsp) { + op_ret = -1; + op_errno = ENOMEM; + } + posix_set_mode_in_dict(xdata, xdata_rsp, &stbuf); out: - STACK_UNWIND_STRICT (xattrop, frame, op_ret, op_errno, xattr_rsp, - xdata_rsp); + STACK_UNWIND_STRICT(xattrop, frame, op_ret, op_errno, xattr_rsp, xdata_rsp); - if (xattr_rsp) - dict_unref (xattr_rsp); + if (xattr_rsp) + dict_unref(xattr_rsp); - if (xdata_rsp) - dict_unref (xdata_rsp); - return 0; + if (xdata_rsp) + dict_unref(xdata_rsp); + return 0; } - int -posix_xattrop (call_frame_t *frame, xlator_t *this, - loc_t *loc, gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +posix_xattrop(call_frame_t *frame, xlator_t *this, loc_t *loc, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) { - do_xattrop (frame, this, loc, NULL, optype, xattr, xdata); - return 0; + do_xattrop(frame, this, loc, NULL, optype, xattr, xdata); + return 0; } - int -posix_fxattrop (call_frame_t *frame, xlator_t *this, - fd_t *fd, gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) +posix_fxattrop(call_frame_t *frame, xlator_t *this, fd_t *fd, + gf_xattrop_flags_t optype, dict_t *xattr, dict_t *xdata) { - do_xattrop (frame, this, NULL, fd, optype, xattr, xdata); - return 0; + do_xattrop(frame, this, NULL, fd, optype, xattr, xdata); + return 0; } int -posix_access (call_frame_t *frame, xlator_t *this, - loc_t *loc, int32_t mask, dict_t *xdata) +posix_access(call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t mask, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - char *real_path = NULL; + int32_t op_ret = -1; + int32_t op_errno = 0; + char *real_path = NULL; - DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); + DECLARE_OLD_FS_ID_VAR; + SET_FS_ID(frame->root->uid, frame->root->gid); - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (loc, out); + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(loc, out); - MAKE_INODE_HANDLE (real_path, this, loc, NULL); - if (!real_path) { - op_ret = -1; - op_errno = errno; - goto out; - } + MAKE_INODE_HANDLE(real_path, this, loc, NULL); + if (!real_path) { + op_ret = -1; + op_errno = errno; + goto out; + } - op_ret = sys_access (real_path, mask & 07); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_ACCESS_FAILED, - "access failed on %s", real_path); - goto out; - } - op_ret = 0; + op_ret = sys_access(real_path, mask & 07); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_ACCESS_FAILED, + "access failed on %s", real_path); + goto out; + } + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (access, frame, op_ret, op_errno, NULL); - return 0; + STACK_UNWIND_STRICT(access, frame, op_ret, op_errno, NULL); + return 0; } - int32_t -posix_ftruncate (call_frame_t *frame, xlator_t *this, - fd_t *fd, off_t offset, dict_t *xdata) +posix_ftruncate(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + dict_t *xdata) { - int32_t op_ret = -1; - int32_t op_errno = 0; - int _fd = -1; - struct iatt preop = {0,}; - struct iatt postop = {0,}; - struct posix_fd *pfd = NULL; - int ret = -1; - struct posix_private *priv = NULL; - dict_t *rsp_xdata = NULL; - - DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - goto out; - } + int32_t op_ret = -1; + int32_t op_errno = 0; + int _fd = -1; + struct iatt preop = { + 0, + }; + struct iatt postop = { + 0, + }; + struct posix_fd *pfd = NULL; + int ret = -1; + struct posix_private *priv = NULL; + dict_t *rsp_xdata = NULL; + + DECLARE_OLD_FS_ID_VAR; + SET_FS_ID(frame->root->uid, frame->root->gid); + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + goto out; + } - _fd = pfd->fd; + _fd = pfd->fd; - op_ret = posix_fdstat (this, fd->inode, _fd, &preop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } + op_ret = posix_fdstat(this, fd->inode, _fd, &preop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; + } - if (xdata) { - op_ret = posix_cs_maintenance (this, fd, NULL, &_fd, &preop, NULL, - xdata, &rsp_xdata, _gf_false); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - op_errno = EIO; - goto out; - } + if (xdata) { + op_ret = posix_cs_maintenance(this, fd, NULL, &_fd, &preop, NULL, xdata, + &rsp_xdata, _gf_false); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + op_errno = EIO; + goto out; } + } - op_ret = sys_ftruncate (_fd, offset); + op_ret = sys_ftruncate(_fd, offset); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_TRUNCATE_FAILED, - "ftruncate failed on fd=%p (%"PRId64"", fd, offset); - goto out; - } + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_TRUNCATE_FAILED, + "ftruncate failed on fd=%p (%" PRId64 "", fd, offset); + goto out; + } - op_ret = posix_fdstat (this, fd->inode, _fd, &postop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "post-operation fstat failed on fd=%p", fd); - goto out; - } + op_ret = posix_fdstat(this, fd->inode, _fd, &postop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "post-operation fstat failed on fd=%p", fd); + goto out; + } - op_ret = 0; + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (ftruncate, frame, op_ret, op_errno, &preop, - &postop, NULL); + STACK_UNWIND_STRICT(ftruncate, frame, op_ret, op_errno, &preop, &postop, + NULL); - return 0; + return 0; } - int32_t -posix_fstat (call_frame_t *frame, xlator_t *this, - fd_t *fd, dict_t *xdata) +posix_fstat(call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *xdata) { - int _fd = -1; - int32_t op_ret = -1; - int32_t op_errno = 0; - struct iatt buf = {0,}; - struct posix_fd *pfd = NULL; - dict_t *xattr_rsp = NULL; - int ret = -1; - struct posix_private *priv = NULL; - - DECLARE_OLD_FS_ID_VAR; - SET_FS_ID (frame->root->uid, frame->root->gid); - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - priv = this->private; - VALIDATE_OR_GOTO (priv, out); - - if (!xdata) - gf_msg_trace (this->name, 0, "null xdata passed, fd %p", fd); + int _fd = -1; + int32_t op_ret = -1; + int32_t op_errno = 0; + struct iatt buf = { + 0, + }; + struct posix_fd *pfd = NULL; + dict_t *xattr_rsp = NULL; + int ret = -1; + struct posix_private *priv = NULL; + + DECLARE_OLD_FS_ID_VAR; + SET_FS_ID(frame->root->uid, frame->root->gid); + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + priv = this->private; + VALIDATE_OR_GOTO(priv, out); + + if (!xdata) + gf_msg_trace(this->name, 0, "null xdata passed, fd %p", fd); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + goto out; + } - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - goto out; - } + _fd = pfd->fd; - _fd = pfd->fd; + op_ret = posix_fdstat(this, fd->inode, _fd, &buf); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "fstat failed on fd=%p", fd); + goto out; + } - op_ret = posix_fdstat (this, fd->inode, _fd, &buf); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "fstat failed on fd=%p", fd); - goto out; - } + if (xdata) { + xattr_rsp = posix_xattr_fill(this, NULL, NULL, fd, _fd, xdata, &buf); - if (xdata) { - xattr_rsp = posix_xattr_fill (this, NULL, NULL, fd, _fd, xdata, - &buf); + posix_cs_maintenance(this, fd, NULL, &_fd, &buf, NULL, xdata, + &xattr_rsp, _gf_false); + } - posix_cs_maintenance (this, fd, NULL, &_fd, &buf, NULL, xdata, - &xattr_rsp, _gf_false); - } - - op_ret = 0; + op_ret = 0; out: - SET_TO_OLD_FS_ID (); + SET_TO_OLD_FS_ID(); - STACK_UNWIND_STRICT (fstat, frame, op_ret, op_errno, &buf, xattr_rsp); - if (xattr_rsp) - dict_unref (xattr_rsp); - return 0; + STACK_UNWIND_STRICT(fstat, frame, op_ret, op_errno, &buf, xattr_rsp); + if (xattr_rsp) + dict_unref(xattr_rsp); + return 0; } int32_t -posix_lease (call_frame_t *frame, xlator_t *this, - loc_t *loc, struct gf_lease *lease, dict_t *xdata) +posix_lease(call_frame_t *frame, xlator_t *this, loc_t *loc, + struct gf_lease *lease, dict_t *xdata) { - struct gf_lease nullease = {0, }; + struct gf_lease nullease = { + 0, + }; - gf_msg (this->name, GF_LOG_CRITICAL, EINVAL, P_MSG_LEASE_DISABLED, - "\"features/leases\" translator is not loaded. You need" - "to use it for proper functioning of your application"); + gf_msg(this->name, GF_LOG_CRITICAL, EINVAL, P_MSG_LEASE_DISABLED, + "\"features/leases\" translator is not loaded. You need" + "to use it for proper functioning of your application"); - STACK_UNWIND_STRICT (lease, frame, -1, ENOSYS, &nullease, NULL); - return 0; + STACK_UNWIND_STRICT(lease, frame, -1, ENOSYS, &nullease, NULL); + return 0; } static int gf_posix_lk_log; int32_t -posix_lk (call_frame_t *frame, xlator_t *this, - fd_t *fd, int32_t cmd, struct gf_flock *lock, dict_t *xdata) +posix_lk(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd, + struct gf_flock *lock, dict_t *xdata) { - struct gf_flock nullock = {0, }; + struct gf_flock nullock = { + 0, + }; - GF_LOG_OCCASIONALLY (gf_posix_lk_log, this->name, GF_LOG_CRITICAL, - "\"features/locks\" translator is " - "not loaded. You need to use it for proper " - "functioning of your application."); + GF_LOG_OCCASIONALLY(gf_posix_lk_log, this->name, GF_LOG_CRITICAL, + "\"features/locks\" translator is " + "not loaded. You need to use it for proper " + "functioning of your application."); - STACK_UNWIND_STRICT (lk, frame, -1, ENOSYS, &nullock, NULL); - return 0; + STACK_UNWIND_STRICT(lk, frame, -1, ENOSYS, &nullock, NULL); + return 0; } int32_t -posix_inodelk (call_frame_t *frame, xlator_t *this, - const char *volume, loc_t *loc, int32_t cmd, - struct gf_flock *lock, dict_t *xdata) +posix_inodelk(call_frame_t *frame, xlator_t *this, const char *volume, + loc_t *loc, int32_t cmd, struct gf_flock *lock, dict_t *xdata) { - GF_LOG_OCCASIONALLY (gf_posix_lk_log, this->name, GF_LOG_CRITICAL, - "\"features/locks\" translator is " - "not loaded. You need to use it for proper " - "functioning of your application."); + GF_LOG_OCCASIONALLY(gf_posix_lk_log, this->name, GF_LOG_CRITICAL, + "\"features/locks\" translator is " + "not loaded. You need to use it for proper " + "functioning of your application."); - STACK_UNWIND_STRICT (inodelk, frame, -1, ENOSYS, NULL); - return 0; + STACK_UNWIND_STRICT(inodelk, frame, -1, ENOSYS, NULL); + return 0; } int32_t -posix_finodelk (call_frame_t *frame, xlator_t *this, - const char *volume, fd_t *fd, int32_t cmd, - struct gf_flock *lock, dict_t *xdata) +posix_finodelk(call_frame_t *frame, xlator_t *this, const char *volume, + fd_t *fd, int32_t cmd, struct gf_flock *lock, dict_t *xdata) { - GF_LOG_OCCASIONALLY (gf_posix_lk_log, this->name, GF_LOG_CRITICAL, - "\"features/locks\" translator is " - "not loaded. You need to use it for proper " - "functioning of your application."); + GF_LOG_OCCASIONALLY(gf_posix_lk_log, this->name, GF_LOG_CRITICAL, + "\"features/locks\" translator is " + "not loaded. You need to use it for proper " + "functioning of your application."); - STACK_UNWIND_STRICT (finodelk, frame, -1, ENOSYS, NULL); - return 0; + STACK_UNWIND_STRICT(finodelk, frame, -1, ENOSYS, NULL); + return 0; } - int32_t -posix_entrylk (call_frame_t *frame, xlator_t *this, - const char *volume, loc_t *loc, const char *basename, - entrylk_cmd cmd, entrylk_type type, dict_t *xdata) +posix_entrylk(call_frame_t *frame, xlator_t *this, const char *volume, + loc_t *loc, const char *basename, entrylk_cmd cmd, + entrylk_type type, dict_t *xdata) { - GF_LOG_OCCASIONALLY (gf_posix_lk_log, this->name, GF_LOG_CRITICAL, - "\"features/locks\" translator is " - "not loaded. You need to use it for proper " - "functioning of your application."); + GF_LOG_OCCASIONALLY(gf_posix_lk_log, this->name, GF_LOG_CRITICAL, + "\"features/locks\" translator is " + "not loaded. You need to use it for proper " + "functioning of your application."); - STACK_UNWIND_STRICT (entrylk, frame, -1, ENOSYS, NULL); - return 0; + STACK_UNWIND_STRICT(entrylk, frame, -1, ENOSYS, NULL); + return 0; } int32_t -posix_fentrylk (call_frame_t *frame, xlator_t *this, - const char *volume, fd_t *fd, const char *basename, - entrylk_cmd cmd, entrylk_type type, dict_t *xdata) +posix_fentrylk(call_frame_t *frame, xlator_t *this, const char *volume, + fd_t *fd, const char *basename, entrylk_cmd cmd, + entrylk_type type, dict_t *xdata) { - GF_LOG_OCCASIONALLY (gf_posix_lk_log, this->name, GF_LOG_CRITICAL, - "\"features/locks\" translator is " - "not loaded. You need to use it for proper " - "functioning of your application."); + GF_LOG_OCCASIONALLY(gf_posix_lk_log, this->name, GF_LOG_CRITICAL, + "\"features/locks\" translator is " + "not loaded. You need to use it for proper " + "functioning of your application."); - STACK_UNWIND_STRICT (fentrylk, frame, -1, ENOSYS, NULL); - return 0; + STACK_UNWIND_STRICT(fentrylk, frame, -1, ENOSYS, NULL); + return 0; } - int -posix_fill_readdir (fd_t *fd, DIR *dir, off_t off, size_t size, - gf_dirent_t *entries, xlator_t *this, int32_t skip_dirs) +posix_fill_readdir(fd_t *fd, DIR *dir, off_t off, size_t size, + gf_dirent_t *entries, xlator_t *this, int32_t skip_dirs) { - off_t in_case = -1; - off_t last_off = 0; - size_t filled = 0; - int count = 0; - int32_t this_size = -1; - gf_dirent_t *this_entry = NULL; - struct posix_fd *pfd = NULL; - struct stat stbuf = {0,}; - char *hpath = NULL; - int len = 0; - int ret = 0; - int op_errno = 0; - struct dirent *entry = NULL; - struct dirent scratch[2] = {{0,},}; - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - count = -1; - errno = op_errno; - goto out; - } - - if (skip_dirs) { - len = posix_handle_path (this, fd->inode->gfid, NULL, NULL, 0); - if (len <= 0) { - errno = ESTALE; - count = -1; - goto out; - } - hpath = alloca (len + 256); /* NAME_MAX */ + off_t in_case = -1; + off_t last_off = 0; + size_t filled = 0; + int count = 0; + int32_t this_size = -1; + gf_dirent_t *this_entry = NULL; + struct posix_fd *pfd = NULL; + struct stat stbuf = { + 0, + }; + char *hpath = NULL; + int len = 0; + int ret = 0; + int op_errno = 0; + struct dirent *entry = NULL; + struct dirent scratch[2] = { + { + 0, + }, + }; + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + count = -1; + errno = op_errno; + goto out; + } - if (posix_handle_path (this, fd->inode->gfid, NULL, hpath, - len) <= 0) { - errno = ESTALE; - count = -1; - goto out; - } + if (skip_dirs) { + len = posix_handle_path(this, fd->inode->gfid, NULL, NULL, 0); + if (len <= 0) { + errno = ESTALE; + count = -1; + goto out; + } + hpath = alloca(len + 256); /* NAME_MAX */ - len = strlen (hpath); - hpath[len] = '/'; + if (posix_handle_path(this, fd->inode->gfid, NULL, hpath, len) <= 0) { + errno = ESTALE; + count = -1; + goto out; } - if (!off) { - rewinddir (dir); - } else { - seekdir (dir, off); + len = strlen(hpath); + hpath[len] = '/'; + } + + if (!off) { + rewinddir(dir); + } else { + seekdir(dir, off); #ifndef GF_LINUX_HOST_OS - if ((u_long)telldir(dir) != off && off != pfd->dir_eof) { - gf_msg (THIS->name, GF_LOG_ERROR, EINVAL, - P_MSG_DIR_OPERATION_FAILED, - "seekdir(0x%llx) failed on dir=%p: " - "Invalid argument (offset reused from " - "another DIR * structure?)", off, dir); - errno = EINVAL; - count = -1; - goto out; - } -#endif /* GF_LINUX_HOST_OS */ + if ((u_long)telldir(dir) != off && off != pfd->dir_eof) { + gf_msg(THIS->name, GF_LOG_ERROR, EINVAL, P_MSG_DIR_OPERATION_FAILED, + "seekdir(0x%llx) failed on dir=%p: " + "Invalid argument (offset reused from " + "another DIR * structure?)", + off, dir); + errno = EINVAL; + count = -1; + goto out; } +#endif /* GF_LINUX_HOST_OS */ + } - while (filled <= size) { - in_case = (u_long)telldir (dir); + while (filled <= size) { + in_case = (u_long)telldir(dir); - if (in_case == -1) { - gf_msg (THIS->name, GF_LOG_ERROR, errno, - P_MSG_DIR_OPERATION_FAILED, - "telldir failed on dir=%p", dir); - goto out; - } + if (in_case == -1) { + gf_msg(THIS->name, GF_LOG_ERROR, errno, P_MSG_DIR_OPERATION_FAILED, + "telldir failed on dir=%p", dir); + goto out; + } - errno = 0; + errno = 0; - entry = sys_readdir (dir, scratch); + entry = sys_readdir(dir, scratch); - if (!entry || errno != 0) { - if (errno == EBADF) { - gf_msg (THIS->name, GF_LOG_WARNING, errno, - P_MSG_DIR_OPERATION_FAILED, - "readdir failed on dir=%p", - dir); - goto out; - } - break; - } + if (!entry || errno != 0) { + if (errno == EBADF) { + gf_msg(THIS->name, GF_LOG_WARNING, errno, + P_MSG_DIR_OPERATION_FAILED, "readdir failed on dir=%p", + dir); + goto out; + } + break; + } #ifdef __NetBSD__ - /* - * NetBSD with UFS1 backend uses backing files for - * extended attributes. They can be found in a - * .attribute file located at the root of the filesystem - * We hide it to glusterfs clients, since chaos will occur - * when the cluster/dht xlator decides to distribute - * exended attribute backing file across storage servers. - */ - if (__is_root_gfid (fd->inode->gfid) == 0 - && (!strcmp(entry->d_name, ".attribute"))) - continue; + /* + * NetBSD with UFS1 backend uses backing files for + * extended attributes. They can be found in a + * .attribute file located at the root of the filesystem + * We hide it to glusterfs clients, since chaos will occur + * when the cluster/dht xlator decides to distribute + * exended attribute backing file across storage servers. + */ + if (__is_root_gfid(fd->inode->gfid) == 0 && + (!strcmp(entry->d_name, ".attribute"))) + continue; #endif /* __NetBSD__ */ - if (__is_root_gfid (fd->inode->gfid) - && (!strcmp (GF_HIDDEN_PATH, entry->d_name))) { - continue; - } + if (__is_root_gfid(fd->inode->gfid) && + (!strcmp(GF_HIDDEN_PATH, entry->d_name))) { + continue; + } - if (skip_dirs) { - if (DT_ISDIR (entry->d_type)) { - continue; - } else if (hpath) { - strcpy (&hpath[len+1], entry->d_name); - ret = sys_lstat (hpath, &stbuf); - if (!ret && S_ISDIR (stbuf.st_mode)) - continue; - } - } + if (skip_dirs) { + if (DT_ISDIR(entry->d_type)) { + continue; + } else if (hpath) { + strcpy(&hpath[len + 1], entry->d_name); + ret = sys_lstat(hpath, &stbuf); + if (!ret && S_ISDIR(stbuf.st_mode)) + continue; + } + } - this_size = max (sizeof (gf_dirent_t), - sizeof (gfs3_dirplist)) - + strlen (entry->d_name) + 1; + this_size = max(sizeof(gf_dirent_t), sizeof(gfs3_dirplist)) + + strlen(entry->d_name) + 1; - if (this_size + filled > size) { - seekdir (dir, in_case); + if (this_size + filled > size) { + seekdir(dir, in_case); #ifndef GF_LINUX_HOST_OS - if ((u_long)telldir(dir) != in_case && - in_case != pfd->dir_eof) { - gf_msg (THIS->name, GF_LOG_ERROR, EINVAL, - P_MSG_DIR_OPERATION_FAILED, - "seekdir(0x%llx) failed on dir=%p: " - "Invalid argument (offset reused from " - "another DIR * structure?)", - in_case, dir); - errno = EINVAL; - count = -1; - goto out; - } + if ((u_long)telldir(dir) != in_case && in_case != pfd->dir_eof) { + gf_msg(THIS->name, GF_LOG_ERROR, EINVAL, + P_MSG_DIR_OPERATION_FAILED, + "seekdir(0x%llx) failed on dir=%p: " + "Invalid argument (offset reused from " + "another DIR * structure?)", + in_case, dir); + errno = EINVAL; + count = -1; + goto out; + } #endif /* GF_LINUX_HOST_OS */ - break; - } - - this_entry = gf_dirent_for_name (entry->d_name); - - if (!this_entry) { - gf_msg (THIS->name, GF_LOG_ERROR, errno, - P_MSG_GF_DIRENT_CREATE_FAILED, - "could not create " - "gf_dirent for entry %s", entry->d_name); - goto out; - } - /* - * we store the offset of next entry here, which is - * probably not intended, but code using syncop_readdir() - * (glfs-heal.c, afr-self-heald.c, pump.c) rely on it - * for directory read resumption. - */ - last_off = (u_long)telldir(dir); - this_entry->d_off = last_off; - this_entry->d_ino = entry->d_ino; - this_entry->d_type = entry->d_type; - - list_add_tail (&this_entry->list, &entries->list); - - filled += this_size; - count ++; + break; } - if ((!sys_readdir (dir, scratch) && (errno == 0))) { - /* Indicate EOF */ - errno = ENOENT; - /* Remember EOF offset for later detection */ - pfd->dir_eof = (u_long)last_off; + this_entry = gf_dirent_for_name(entry->d_name); + + if (!this_entry) { + gf_msg(THIS->name, GF_LOG_ERROR, errno, + P_MSG_GF_DIRENT_CREATE_FAILED, + "could not create " + "gf_dirent for entry %s", + entry->d_name); + goto out; } + /* + * we store the offset of next entry here, which is + * probably not intended, but code using syncop_readdir() + * (glfs-heal.c, afr-self-heald.c, pump.c) rely on it + * for directory read resumption. + */ + last_off = (u_long)telldir(dir); + this_entry->d_off = last_off; + this_entry->d_ino = entry->d_ino; + this_entry->d_type = entry->d_type; + + list_add_tail(&this_entry->list, &entries->list); + + filled += this_size; + count++; + } + + if ((!sys_readdir(dir, scratch) && (errno == 0))) { + /* Indicate EOF */ + errno = ENOENT; + /* Remember EOF offset for later detection */ + pfd->dir_eof = (u_long)last_off; + } out: - return count; + return count; } dict_t * -posix_entry_xattr_fill (xlator_t *this, inode_t *inode, - fd_t *fd, char *entry_path, dict_t *dict, - struct iatt *stbuf) +posix_entry_xattr_fill(xlator_t *this, inode_t *inode, fd_t *fd, + char *entry_path, dict_t *dict, struct iatt *stbuf) { - loc_t tmp_loc = {0,}; - - /* if we don't send the 'loc', open-fd-count be a problem. */ - tmp_loc.inode = inode; + loc_t tmp_loc = { + 0, + }; - return posix_xattr_fill (this, entry_path, &tmp_loc, NULL, -1, dict, - stbuf); + /* if we don't send the 'loc', open-fd-count be a problem. */ + tmp_loc.inode = inode; + return posix_xattr_fill(this, entry_path, &tmp_loc, NULL, -1, dict, stbuf); } - #ifdef _DIRENT_HAVE_D_TYPE static int -posix_d_type_from_ia_type (ia_type_t type) +posix_d_type_from_ia_type(ia_type_t type) { - switch (type) { - case IA_IFDIR: return DT_DIR; - case IA_IFCHR: return DT_CHR; - case IA_IFBLK: return DT_BLK; - case IA_IFIFO: return DT_FIFO; - case IA_IFLNK: return DT_LNK; - case IA_IFREG: return DT_REG; - case IA_IFSOCK: return DT_SOCK; - default: return DT_UNKNOWN; - } + switch (type) { + case IA_IFDIR: + return DT_DIR; + case IA_IFCHR: + return DT_CHR; + case IA_IFBLK: + return DT_BLK; + case IA_IFIFO: + return DT_FIFO; + case IA_IFLNK: + return DT_LNK; + case IA_IFREG: + return DT_REG; + case IA_IFSOCK: + return DT_SOCK; + default: + return DT_UNKNOWN; + } } #endif - int -posix_readdirp_fill (xlator_t *this, fd_t *fd, gf_dirent_t *entries, dict_t *dict) +posix_readdirp_fill(xlator_t *this, fd_t *fd, gf_dirent_t *entries, + dict_t *dict) { - gf_dirent_t *entry = NULL; - inode_table_t *itable = NULL; - inode_t *inode = NULL; - char *hpath = NULL; - int len = 0; - struct iatt stbuf = {0, }; - uuid_t gfid; - int ret = -1; + gf_dirent_t *entry = NULL; + inode_table_t *itable = NULL; + inode_t *inode = NULL; + char *hpath = NULL; + int len = 0; + struct iatt stbuf = { + 0, + }; + uuid_t gfid; + int ret = -1; + + if (list_empty(&entries->list)) + return 0; - if (list_empty(&entries->list)) - return 0; + itable = fd->inode->table; + + len = posix_handle_path(this, fd->inode->gfid, NULL, NULL, 0); + if (len <= 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_HANDLEPATH_FAILED, + "Failed to create handle path, fd=%p, gfid=%s", fd, + uuid_utoa(fd->inode->gfid)); + return -1; + } + + hpath = alloca(len + 256); /* NAME_MAX */ + if (posix_handle_path(this, fd->inode->gfid, NULL, hpath, len) <= 0) { + gf_msg(this->name, GF_LOG_WARNING, 0, P_MSG_HANDLEPATH_FAILED, + "Failed to create handle path, fd=%p, gfid=%s", fd, + uuid_utoa(fd->inode->gfid)); + return -1; + } + + len = strlen(hpath); + hpath[len] = '/'; + + list_for_each_entry(entry, &entries->list, list) + { + inode = inode_grep(fd->inode->table, fd->inode, entry->d_name); + if (inode) + gf_uuid_copy(gfid, inode->gfid); + else + bzero(gfid, 16); - itable = fd->inode->table; + strcpy(&hpath[len + 1], entry->d_name); - len = posix_handle_path (this, fd->inode->gfid, NULL, NULL, 0); - if (len <= 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_HANDLEPATH_FAILED, - "Failed to create handle path, fd=%p, gfid=%s", - fd, uuid_utoa (fd->inode->gfid)); - return -1; - } + ret = posix_pstat(this, inode, gfid, hpath, &stbuf, _gf_false); - hpath = alloca (len + 256); /* NAME_MAX */ - if (posix_handle_path (this, fd->inode->gfid, NULL, hpath, len) <= 0) { - gf_msg (this->name, GF_LOG_WARNING, 0, P_MSG_HANDLEPATH_FAILED, - "Failed to create handle path, fd=%p, gfid=%s", - fd, uuid_utoa (fd->inode->gfid)); - return -1; + if (ret == -1) { + if (inode) + inode_unref(inode); + continue; } - len = strlen (hpath); - hpath[len] = '/'; - - list_for_each_entry (entry, &entries->list, list) { - inode = inode_grep (fd->inode->table, fd->inode, - entry->d_name); - if (inode) - gf_uuid_copy (gfid, inode->gfid); - else - bzero(gfid, 16); - - strcpy (&hpath[len+1], entry->d_name); - - ret = posix_pstat (this, inode, gfid, hpath, &stbuf, _gf_false); - - if (ret == -1) { - if (inode) - inode_unref (inode); - continue; - } + if (!inode) + inode = inode_find(itable, stbuf.ia_gfid); - if (!inode) - inode = inode_find (itable, stbuf.ia_gfid); + if (!inode) + inode = inode_new(itable); - if (!inode) - inode = inode_new (itable); + entry->inode = inode; - entry->inode = inode; - - if (dict) { - entry->dict = - posix_entry_xattr_fill (this, entry->inode, - fd, hpath, - dict, &stbuf); - } + if (dict) { + entry->dict = posix_entry_xattr_fill(this, entry->inode, fd, hpath, + dict, &stbuf); + } - entry->d_stat = stbuf; - if (stbuf.ia_ino) - entry->d_ino = stbuf.ia_ino; + entry->d_stat = stbuf; + if (stbuf.ia_ino) + entry->d_ino = stbuf.ia_ino; #ifdef _DIRENT_HAVE_D_TYPE - if (entry->d_type == DT_UNKNOWN && !IA_ISINVAL(stbuf.ia_type)) { - /* The platform supports d_type but the underlying - filesystem doesn't. We set d_type to the correct - value from ia_type */ - entry->d_type = - posix_d_type_from_ia_type (stbuf.ia_type); - } + if (entry->d_type == DT_UNKNOWN && !IA_ISINVAL(stbuf.ia_type)) { + /* The platform supports d_type but the underlying + filesystem doesn't. We set d_type to the correct + value from ia_type */ + entry->d_type = posix_d_type_from_ia_type(stbuf.ia_type); + } #endif - inode = NULL; - } + inode = NULL; + } - return 0; + return 0; } - int32_t -posix_do_readdir (call_frame_t *frame, xlator_t *this, - fd_t *fd, size_t size, off_t off, int whichop, dict_t *dict) +posix_do_readdir(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t off, int whichop, dict_t *dict) { - struct posix_fd *pfd = NULL; - DIR *dir = NULL; - int ret = -1; - int count = 0; - int32_t op_ret = -1; - int32_t op_errno = 0; - gf_dirent_t entries; - int32_t skip_dirs = 0; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); - - INIT_LIST_HEAD (&entries.list); - - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - goto out; - } + struct posix_fd *pfd = NULL; + DIR *dir = NULL; + int ret = -1; + int count = 0; + int32_t op_ret = -1; + int32_t op_errno = 0; + gf_dirent_t entries; + int32_t skip_dirs = 0; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + INIT_LIST_HEAD(&entries.list); + + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, op_errno, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + goto out; + } - dir = pfd->dir; + dir = pfd->dir; - if (!dir) { - gf_msg (this->name, GF_LOG_WARNING, EINVAL, P_MSG_PFD_NULL, - "dir is NULL for fd=%p", fd); - op_errno = EINVAL; - goto out; - } + if (!dir) { + gf_msg(this->name, GF_LOG_WARNING, EINVAL, P_MSG_PFD_NULL, + "dir is NULL for fd=%p", fd); + op_errno = EINVAL; + goto out; + } - /* When READDIR_FILTER option is set to on, we can filter out - * directory's entry from the entry->list. - */ - ret = dict_get_int32 (dict, GF_READDIR_SKIP_DIRS, &skip_dirs); + /* When READDIR_FILTER option is set to on, we can filter out + * directory's entry from the entry->list. + */ + ret = dict_get_int32(dict, GF_READDIR_SKIP_DIRS, &skip_dirs); - LOCK (&fd->lock); - { - /* posix_fill_readdir performs multiple separate individual - readdir() calls to fill up the buffer. + LOCK(&fd->lock); + { + /* posix_fill_readdir performs multiple separate individual + readdir() calls to fill up the buffer. - In case of NFS where the same anonymous FD is shared between - different applications, reading a common directory can - result in the anonymous fd getting re-used unsafely between - the two readdir requests (in two different io-threads). + In case of NFS where the same anonymous FD is shared between + different applications, reading a common directory can + result in the anonymous fd getting re-used unsafely between + the two readdir requests (in two different io-threads). - It would also help, in the future, to replace the loop - around readdir() with a single large getdents() call. - */ - count = posix_fill_readdir (fd, dir, off, size, &entries, this, - skip_dirs); - } - UNLOCK (&fd->lock); + It would also help, in the future, to replace the loop + around readdir() with a single large getdents() call. + */ + count = posix_fill_readdir(fd, dir, off, size, &entries, this, + skip_dirs); + } + UNLOCK(&fd->lock); - /* pick ENOENT to indicate EOF */ - op_errno = errno; - op_ret = count; + /* pick ENOENT to indicate EOF */ + op_errno = errno; + op_ret = count; - if (whichop != GF_FOP_READDIRP) - goto out; + if (whichop != GF_FOP_READDIRP) + goto out; - posix_readdirp_fill (this, fd, &entries, dict); + posix_readdirp_fill(this, fd, &entries, dict); out: - if (whichop == GF_FOP_READDIR) - STACK_UNWIND_STRICT (readdir, frame, op_ret, op_errno, &entries, - NULL); - else - STACK_UNWIND_STRICT (readdirp, frame, op_ret, op_errno, - &entries, NULL); + if (whichop == GF_FOP_READDIR) + STACK_UNWIND_STRICT(readdir, frame, op_ret, op_errno, &entries, NULL); + else + STACK_UNWIND_STRICT(readdirp, frame, op_ret, op_errno, &entries, NULL); - gf_dirent_free (&entries); + gf_dirent_free(&entries); - return 0; + return 0; } - int32_t -posix_readdir (call_frame_t *frame, xlator_t *this, - fd_t *fd, size_t size, off_t off, dict_t *xdata) +posix_readdir(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t off, dict_t *xdata) { - posix_do_readdir (frame, this, fd, size, off, GF_FOP_READDIR, xdata); - return 0; + posix_do_readdir(frame, this, fd, size, off, GF_FOP_READDIR, xdata); + return 0; } - int32_t -posix_readdirp (call_frame_t *frame, xlator_t *this, - fd_t *fd, size_t size, off_t off, dict_t *dict) +posix_readdirp(call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, + off_t off, dict_t *dict) { - gf_dirent_t entries; - int32_t op_ret = -1, op_errno = 0; - gf_dirent_t *entry = NULL; - - - if ((dict != NULL) && (dict_get (dict, GET_ANCESTRY_DENTRY_KEY))) { - INIT_LIST_HEAD (&entries.list); + gf_dirent_t entries; + int32_t op_ret = -1, op_errno = 0; + gf_dirent_t *entry = NULL; - op_ret = posix_get_ancestry (this, fd->inode, &entries, NULL, - POSIX_ANCESTRY_DENTRY, - &op_errno, dict); - if (op_ret >= 0) { - op_ret = 0; + if ((dict != NULL) && (dict_get(dict, GET_ANCESTRY_DENTRY_KEY))) { + INIT_LIST_HEAD(&entries.list); - list_for_each_entry (entry, &entries.list, list) { - op_ret++; - } - } - - STACK_UNWIND_STRICT (readdirp, frame, op_ret, op_errno, - &entries, NULL); + op_ret = posix_get_ancestry(this, fd->inode, &entries, NULL, + POSIX_ANCESTRY_DENTRY, &op_errno, dict); + if (op_ret >= 0) { + op_ret = 0; - gf_dirent_free (&entries); - return 0; + list_for_each_entry(entry, &entries.list, list) { op_ret++; } } - posix_do_readdir (frame, this, fd, size, off, GF_FOP_READDIRP, dict); + STACK_UNWIND_STRICT(readdirp, frame, op_ret, op_errno, &entries, NULL); + + gf_dirent_free(&entries); return 0; + } + + posix_do_readdir(frame, this, fd, size, off, GF_FOP_READDIRP, dict); + return 0; } int32_t -posix_rchecksum (call_frame_t *frame, xlator_t *this, - fd_t *fd, off_t offset, int32_t len, dict_t *xdata) +posix_rchecksum(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + int32_t len, dict_t *xdata) { - char *alloc_buf = NULL; - char *buf = NULL; - int _fd = -1; - struct posix_fd *pfd = NULL; - int op_ret = -1; - int op_errno = 0; - int ret = 0; - ssize_t bytes_read = 0; - int32_t weak_checksum = 0; - int32_t zerofillcheck = 0; - unsigned char md5_checksum[MD5_DIGEST_LENGTH] = {0}; - unsigned char strong_checksum[SHA256_DIGEST_LENGTH] = {0}; - unsigned char *checksum = NULL; - struct posix_private *priv = NULL; - dict_t *rsp_xdata = NULL; - gf_boolean_t buf_has_zeroes = _gf_false; - struct iatt preop = {0,}; - - VALIDATE_OR_GOTO (frame, out); - VALIDATE_OR_GOTO (this, out); - VALIDATE_OR_GOTO (fd, out); + char *alloc_buf = NULL; + char *buf = NULL; + int _fd = -1; + struct posix_fd *pfd = NULL; + int op_ret = -1; + int op_errno = 0; + int ret = 0; + ssize_t bytes_read = 0; + int32_t weak_checksum = 0; + int32_t zerofillcheck = 0; + unsigned char md5_checksum[MD5_DIGEST_LENGTH] = {0}; + unsigned char strong_checksum[SHA256_DIGEST_LENGTH] = {0}; + unsigned char *checksum = NULL; + struct posix_private *priv = NULL; + dict_t *rsp_xdata = NULL; + gf_boolean_t buf_has_zeroes = _gf_false; + struct iatt preop = { + 0, + }; + + VALIDATE_OR_GOTO(frame, out); + VALIDATE_OR_GOTO(this, out); + VALIDATE_OR_GOTO(fd, out); + + priv = this->private; + + alloc_buf = _page_aligned_alloc(len, &buf); + if (!alloc_buf) { + op_errno = ENOMEM; + goto out; + } - priv = this->private; + rsp_xdata = dict_new(); + if (!rsp_xdata) { + op_errno = ENOMEM; + goto out; + } - alloc_buf = _page_aligned_alloc (len, &buf); - if (!alloc_buf) { - op_errno = ENOMEM; - goto out; - } + ret = posix_fd_ctx_get(fd, this, &pfd, &op_errno); + if (ret < 0) { + gf_msg(this->name, GF_LOG_WARNING, -ret, P_MSG_PFD_NULL, + "pfd is NULL, fd=%p", fd); + goto out; + } - rsp_xdata = dict_new(); - if (!rsp_xdata) { - op_errno = ENOMEM; - goto out; - } + _fd = pfd->fd; - ret = posix_fd_ctx_get (fd, this, &pfd, &op_errno); - if (ret < 0) { - gf_msg (this->name, GF_LOG_WARNING, -ret, P_MSG_PFD_NULL, - "pfd is NULL, fd=%p", fd); - goto out; + if (xdata) { + op_ret = posix_fdstat(this, fd->inode, _fd, &preop); + if (op_ret == -1) { + op_errno = errno; + gf_msg(this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, + "pre-operation fstat failed on fd=%p", fd); + goto out; } - _fd = pfd->fd; - - if (xdata) { - op_ret = posix_fdstat (this, fd->inode, _fd, &preop); - if (op_ret == -1) { - op_errno = errno; - gf_msg (this->name, GF_LOG_ERROR, errno, P_MSG_FSTAT_FAILED, - "pre-operation fstat failed on fd=%p", fd); - goto out; - } - - op_ret = posix_cs_maintenance (this, fd, NULL, &_fd, &preop, NULL, - xdata, &rsp_xdata, _gf_false); - if (op_ret < 0) { - gf_msg (this->name, GF_LOG_ERROR, 0, 0, - "file state check failed, fd %p", fd); - op_errno = EIO; - goto out; - } + op_ret = posix_cs_maintenance(this, fd, NULL, &_fd, &preop, NULL, xdata, + &rsp_xdata, _gf_false); + if (op_ret < 0) { + gf_msg(this->name, GF_LOG_ERROR, 0, 0, + "file state check failed, fd %p", fd); + op_errno = EIO; + goto out; } + } - LOCK (&fd->lock); - { - if (priv->aio_capable && priv->aio_init_done) - __posix_fd_set_odirect (fd, pfd, 0, offset, len); - - bytes_read = sys_pread (_fd, buf, len, offset); - if (bytes_read < 0) { - gf_msg (this->name, GF_LOG_WARNING, errno, - P_MSG_PREAD_FAILED, - "pread of %d bytes returned %zd", len, - bytes_read); - - op_errno = errno; - } - - } - UNLOCK (&fd->lock); + LOCK(&fd->lock); + { + if (priv->aio_capable && priv->aio_init_done) + __posix_fd_set_odirect(fd, pfd, 0, offset, len); - if (bytes_read < 0) - goto out; + bytes_read = sys_pread(_fd, buf, len, offset); + if (bytes_read < 0) { + gf_msg(this->name, GF_LOG_WARNING, errno, P_MSG_PREAD_FAILED, + "pread of %d bytes returned %zd", len, bytes_read); - if (xdata && dict_get_int32 (xdata, "check-zero-filled", - &zerofillcheck) == 0) { - buf_has_zeroes = (mem_0filled (buf, bytes_read)) ? _gf_false : - _gf_true; - ret = dict_set_uint32 (rsp_xdata, "buf-has-zeroes", - buf_has_zeroes); - if (ret) { - gf_msg (this->name, GF_LOG_WARNING, -ret, - P_MSG_DICT_SET_FAILED, "%s: Failed to set " - "dictionary value for key: %s", - uuid_utoa (fd->inode->gfid), "buf-has-zeroes"); - op_errno = -ret; - goto out; - } + op_errno = errno; } - weak_checksum = gf_rsync_weak_checksum ((unsigned char *) buf, (size_t) ret); + } + UNLOCK(&fd->lock); - if (priv->fips_mode_rchecksum) { - ret = dict_set_int32 (rsp_xdata, "fips-mode-rchecksum", 1); - if (ret) { - gf_msg (this->name, GF_LOG_WARNING, -ret, - P_MSG_DICT_SET_FAILED, "%s: Failed to set " - "dictionary value for key: %s", - uuid_utoa (fd->inode->gfid), - "fips-mode-rchecksum"); - goto out; - } - checksum = strong_checksum; - gf_rsync_strong_checksum ((unsigned char *)buf, - (size_t) bytes_read, - (unsigned char *)checksum); - } else { - checksum = md5_checksum; - gf_rsync_md5_checksum ((unsigned char *)buf, - (size_t) bytes_read, - (unsigned char *)checksum); - } - op_ret = 0; + if (bytes_read < 0) + goto out; - posix_set_ctime (frame, this, NULL, _fd, fd->inode, NULL); + if (xdata && + dict_get_int32(xdata, "check-zero-filled", &zerofillcheck) == 0) { + buf_has_zeroes = (mem_0filled(buf, bytes_read)) ? _gf_false : _gf_true; + ret = dict_set_uint32(rsp_xdata, "buf-has-zeroes", buf_has_zeroes); + if (ret) { + gf_msg(this->name, GF_LOG_WARNING, -ret, P_MSG_DICT_SET_FAILED, + "%s: Failed to set " + "dictionary value for key: %s", + uuid_utoa(fd->inode->gfid), "buf-has-zeroes"); + op_errno = -ret; + goto out; + } + } + weak_checksum = gf_rsync_weak_checksum((unsigned char *)buf, (size_t)ret); + + if (priv->fips_mode_rchecksum) { + ret = dict_set_int32(rsp_xdata, "fips-mode-rchecksum", 1); + if (ret) { + gf_msg(this->name, GF_LOG_WARNING, -ret, P_MSG_DICT_SET_FAILED, + "%s: Failed to set " + "dictionary value for key: %s", + uuid_utoa(fd->inode->gfid), "fips-mode-rchecksum"); + goto out; + } + checksum = strong_checksum; + gf_rsync_strong_checksum((unsigned char *)buf, (size_t)bytes_read, + (unsigned char *)checksum); + } else { + checksum = md5_checksum; + gf_rsync_md5_checksum((unsigned char *)buf, (size_t)bytes_read, + (unsigned char *)checksum); + } + op_ret = 0; + + posix_set_ctime(frame, this, NULL, _fd, fd->inode, NULL); out: - STACK_UNWIND_STRICT (rchecksum, frame, op_ret, op_errno, - weak_checksum, checksum, rsp_xdata); - if (rsp_xdata) - dict_unref (rsp_xdata); - GF_FREE (alloc_buf); + STACK_UNWIND_STRICT(rchecksum, frame, op_ret, op_errno, weak_checksum, + checksum, rsp_xdata); + if (rsp_xdata) + dict_unref(rsp_xdata); + GF_FREE(alloc_buf); - return 0; + return 0; } int -posix_forget (xlator_t *this, inode_t *inode) +posix_forget(xlator_t *this, inode_t *inode) { - int ret = 0; - char *unlink_path = NULL; - uint64_t ctx_uint = 0; - posix_inode_ctx_t *ctx = NULL; - struct posix_private *priv_posix = NULL; - - priv_posix = (struct posix_private *) this->private; - if (!priv_posix) - return 0; - - ret = inode_ctx_del (inode, this, &ctx_uint); - if (!ctx_uint) - return 0; - - ctx = (posix_inode_ctx_t *)ctx_uint; - - if (ctx->unlink_flag == GF_UNLINK_TRUE) { - POSIX_GET_FILE_UNLINK_PATH(priv_posix->base_path, - inode->gfid, unlink_path); - if (!unlink_path) { - gf_msg (this->name, GF_LOG_ERROR, ENOMEM, - P_MSG_UNLINK_FAILED, - "Failed to remove gfid :%s", - uuid_utoa (inode->gfid)); - ret = -1; - goto out; - } - ret = sys_unlink(unlink_path); + int ret = 0; + char *unlink_path = NULL; + uint64_t ctx_uint = 0; + posix_inode_ctx_t *ctx = NULL; + struct posix_private *priv_posix = NULL; + + priv_posix = (struct posix_private *)this->private; + if (!priv_posix) + return 0; + + ret = inode_ctx_del(inode, this, &ctx_uint); + if (!ctx_uint) + return 0; + + ctx = (posix_inode_ctx_t *)ctx_uint; + + if (ctx->unlink_flag == GF_UNLINK_TRUE) { + POSIX_GET_FILE_UNLINK_PATH(priv_posix->base_path, inode->gfid, + unlink_path); + if (!unlink_path) { + gf_msg(this->name, GF_LOG_ERROR, ENOMEM, P_MSG_UNLINK_FAILED, + "Failed to remove gfid :%s", uuid_utoa(inode->gfid)); + ret = -1; + goto out; } + ret = sys_unlink(unlink_path); + } out: - pthread_mutex_destroy (&ctx->xattrop_lock); - pthread_mutex_destroy (&ctx->write_atomic_lock); - pthread_mutex_destroy (&ctx->pgfid_lock); - GF_FREE (ctx); - return ret; + pthread_mutex_destroy(&ctx->xattrop_lock); + pthread_mutex_destroy(&ctx->write_atomic_lock); + pthread_mutex_destroy(&ctx->pgfid_lock); + GF_FREE(ctx); + return ret; } |