diff options
Diffstat (limited to 'xlators/debug')
| -rw-r--r-- | xlators/debug/Makefile.am | 2 | ||||
| -rw-r--r-- | xlators/debug/io-stats/Makefile.am | 3 | ||||
| -rw-r--r-- | xlators/debug/io-stats/src/Makefile.am | 13 | ||||
| -rw-r--r-- | xlators/debug/io-stats/src/io-stats.c | 1517 |
4 files changed, 1534 insertions, 1 deletions
diff --git a/xlators/debug/Makefile.am b/xlators/debug/Makefile.am index 16cf893a11c..b655554efec 100644 --- a/xlators/debug/Makefile.am +++ b/xlators/debug/Makefile.am @@ -1,3 +1,3 @@ -SUBDIRS = trace error-gen +SUBDIRS = trace error-gen io-stats CLEANFILES = diff --git a/xlators/debug/io-stats/Makefile.am b/xlators/debug/io-stats/Makefile.am new file mode 100644 index 00000000000..a985f42a877 --- /dev/null +++ b/xlators/debug/io-stats/Makefile.am @@ -0,0 +1,3 @@ +SUBDIRS = src + +CLEANFILES = diff --git a/xlators/debug/io-stats/src/Makefile.am b/xlators/debug/io-stats/src/Makefile.am new file mode 100644 index 00000000000..91aea6ebbc2 --- /dev/null +++ b/xlators/debug/io-stats/src/Makefile.am @@ -0,0 +1,13 @@ + +xlator_LTLIBRARIES = io-stats.la +xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/debug + +io_stats_la_LDFLAGS = -module -avoidversion + +io_stats_la_SOURCES = io-stats.c +io_stats_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la + +AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS)\ + -I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS) + +CLEANFILES = diff --git a/xlators/debug/io-stats/src/io-stats.c b/xlators/debug/io-stats/src/io-stats.c new file mode 100644 index 00000000000..2a46f4d7812 --- /dev/null +++ b/xlators/debug/io-stats/src/io-stats.c @@ -0,0 +1,1517 @@ +/* + Copyright (c) 2006-2009 Z RESEARCH, Inc. <http://www.zresearch.com> + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see + <http://www.gnu.org/licenses/>. +*/ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +/** + * xlators/debug/io_stats : + * This translator maintains a counter for each fop (that is, + * a counter which stores the number of invocations for the certain + * fop), and makes these counters accessible as extended attributes. + */ + +#include <errno.h> +#include "glusterfs.h" +#include "xlator.h" + +#define BUMP_HIT(op) \ +do { \ + LOCK (&((io_stats_private_t *)this->private)->lock); \ + { \ + ((io_stats_private_t *)this->private) \ + ->fop_records[GF_FOP_##op].hits++; \ + } \ + UNLOCK (&((io_stats_private_t *)this->private)->lock); \ + } while (0) + +struct io_stats_private { + gf_lock_t lock; + struct { + char *name; + int enabled; + uint32_t hits; + } fop_records[GF_FOP_MAXVALUE]; +}; +typedef struct io_stats_private io_stats_private_t; + +int32_t +io_stats_create_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + fd_t *fd, + inode_t *inode, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, fd, inode, buf); + return 0; +} + +int32_t +io_stats_open_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + fd_t *fd) +{ + STACK_UNWIND (frame, op_ret, op_errno, fd); + return 0; +} + +int32_t +io_stats_stat_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_readv_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct iovec *vector, + int32_t count, + struct stat *buf, + struct iobref *iobref) +{ + STACK_UNWIND (frame, op_ret, op_errno, vector, count, buf, iobref); + return 0; +} + +int32_t +io_stats_writev_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_getdents_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + dir_entry_t *entries, + int32_t count) +{ + STACK_UNWIND (frame, op_ret, op_errno, entries, count); + return 0; +} + +int32_t +io_stats_readdir_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + gf_dirent_t *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_fsync_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_chown_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_chmod_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_fchmod_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_fchown_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_unlink_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_rename_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_readlink_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + const char *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_lookup_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + inode_t *inode, + struct stat *buf, + dict_t *xattr) +{ + STACK_UNWIND (frame, op_ret, op_errno, inode, buf, xattr); + return 0; +} + +int32_t +io_stats_symlink_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + inode_t *inode, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + return 0; +} + +int32_t +io_stats_mknod_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + inode_t *inode, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + return 0; +} + + +int32_t +io_stats_mkdir_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + inode_t *inode, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + return 0; +} + +int32_t +io_stats_link_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + inode_t *inode, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, inode, buf); + return 0; +} + +int32_t +io_stats_flush_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + + +int32_t +io_stats_opendir_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + fd_t *fd) +{ + STACK_UNWIND (frame, op_ret, op_errno, fd); + return 0; +} + +int32_t +io_stats_rmdir_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_truncate_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_utimens_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_statfs_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct statvfs *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_setxattr_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_getxattr_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + dict_t *dict) +{ + io_stats_private_t *priv = this->private; + int i = 0; + char keycont[] = "trusted.glusterfs.hits." /* 23 chars */ + "0123456789" + "0123456789" + "0123456789" + "0123456789"; + int ret = -1; + + memset (keycont + 23, '\0', 40); + + for (i = 0; i < GF_FOP_MAXVALUE; i++) { + if (!(priv->fop_records[i].enabled && + priv->fop_records[i].name)) + continue; + + strncpy (keycont + 23, priv->fop_records[i].name, 40); + LOCK(&priv->lock); + { + ret = dict_set_uint32 (dict, keycont, + priv->fop_records[i].hits); + } + UNLOCK(&priv->lock); + if (ret < 0) { + gf_log (this->name, GF_LOG_ERROR, + "dict set failed for xattr %s", + keycont); + break; + } + } + + STACK_UNWIND (frame, op_ret, op_errno, dict); + return 0; +} + +int32_t +io_stats_removexattr_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + + +int32_t +io_stats_fsyncdir_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_access_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_ftruncate_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_fstat_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct stat *buf) +{ + STACK_UNWIND (frame, op_ret, op_errno, buf); + return 0; +} + +int32_t +io_stats_lk_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct flock *lock) +{ + STACK_UNWIND (frame, op_ret, op_errno, lock); + return 0; +} + + +int32_t +io_stats_setdents_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_entrylk_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + + +int32_t +io_stats_xattrop_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + dict_t *dict) +{ + STACK_UNWIND (frame, op_ret, op_errno, dict); + return 0; +} + +int32_t +io_stats_fxattrop_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + dict_t *dict) +{ + STACK_UNWIND (frame, op_ret, op_errno, dict); + return 0; +} + +int32_t +io_stats_inodelk_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + + +int32_t +io_stats_entrylk (call_frame_t *frame, xlator_t *this, + const char *volume, loc_t *loc, const char *basename, + entrylk_cmd cmd, entrylk_type type) +{ + BUMP_HIT(ENTRYLK); + + STACK_WIND (frame, + io_stats_entrylk_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->entrylk, + volume, loc, basename, cmd, type); + return 0; +} + +int32_t +io_stats_inodelk (call_frame_t *frame, + xlator_t *this, + const char *volume, loc_t *loc, int32_t cmd, struct flock *flock) +{ + + BUMP_HIT(INODELK); + + STACK_WIND (frame, + io_stats_inodelk_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->inodelk, + volume, loc, cmd, flock); + return 0; +} + + +int32_t +io_stats_finodelk_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + + STACK_UNWIND (frame, op_ret, op_errno); + return 0; +} + +int32_t +io_stats_finodelk (call_frame_t *frame, + xlator_t *this, + const char *volume, fd_t *fd, int32_t cmd, struct flock *flock) +{ + BUMP_HIT(FINODELK); + + STACK_WIND (frame, + io_stats_finodelk_cbk, + FIRST_CHILD (this), + FIRST_CHILD (this)->fops->finodelk, + volume, fd, cmd, flock); + return 0; +} + + +int32_t +io_stats_xattrop (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + gf_xattrop_flags_t flags, + dict_t *dict) +{ + BUMP_HIT(XATTROP); + + STACK_WIND (frame, io_stats_xattrop_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->xattrop, + loc, flags, dict); + + return 0; +} + +int32_t +io_stats_fxattrop (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + gf_xattrop_flags_t flags, + dict_t *dict) +{ + BUMP_HIT(FXATTROP); + + STACK_WIND (frame, io_stats_fxattrop_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fxattrop, + fd, flags, dict); + + return 0; +} + +int32_t +io_stats_lookup (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + dict_t *xattr_req) +{ + BUMP_HIT(LOOKUP); + + STACK_WIND (frame, io_stats_lookup_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->lookup, + loc, xattr_req); + + return 0; +} + +int32_t +io_stats_stat (call_frame_t *frame, + xlator_t *this, + loc_t *loc) +{ + BUMP_HIT(STAT); + + STACK_WIND (frame, + io_stats_stat_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->stat, + loc); + + return 0; +} + +int32_t +io_stats_readlink (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + size_t size) +{ + BUMP_HIT(READLINK); + + STACK_WIND (frame, + io_stats_readlink_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->readlink, + loc, + size); + + return 0; +} + +int32_t +io_stats_mknod (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + mode_t mode, + dev_t dev) +{ + BUMP_HIT(MKNOD); + + STACK_WIND (frame, + io_stats_mknod_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->mknod, + loc, + mode, + dev); + + return 0; +} + +int32_t +io_stats_mkdir (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + mode_t mode) +{ + BUMP_HIT(MKDIR); + + STACK_WIND (frame, + io_stats_mkdir_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->mkdir, + loc, + mode); + return 0; +} + +int32_t +io_stats_unlink (call_frame_t *frame, + xlator_t *this, + loc_t *loc) +{ + BUMP_HIT(UNLINK); + + STACK_WIND (frame, + io_stats_unlink_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->unlink, + loc); + return 0; +} + +int32_t +io_stats_rmdir (call_frame_t *frame, + xlator_t *this, + loc_t *loc) +{ + BUMP_HIT(RMDIR); + + STACK_WIND (frame, + io_stats_rmdir_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->rmdir, + loc); + + return 0; +} + +int32_t +io_stats_symlink (call_frame_t *frame, + xlator_t *this, + const char *linkpath, + loc_t *loc) +{ + BUMP_HIT(SYMLINK); + + STACK_WIND (frame, + io_stats_symlink_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->symlink, + linkpath, + loc); + + return 0; +} + +int32_t +io_stats_rename (call_frame_t *frame, + xlator_t *this, + loc_t *oldloc, + loc_t *newloc) +{ + BUMP_HIT(RENAME); + + STACK_WIND (frame, + io_stats_rename_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->rename, + oldloc, + newloc); + + return 0; +} + +int32_t +io_stats_link (call_frame_t *frame, + xlator_t *this, + loc_t *oldloc, + loc_t *newloc) +{ + BUMP_HIT(LINK); + + STACK_WIND (frame, + io_stats_link_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->link, + oldloc, + newloc); + return 0; +} + +int32_t +io_stats_chmod (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + mode_t mode) +{ + BUMP_HIT(CHMOD); + + STACK_WIND (frame, + io_stats_chmod_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->chmod, + loc, + mode); + + return 0; +} + +int32_t +io_stats_chown (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + uid_t uid, + gid_t gid) +{ + BUMP_HIT(CHOWN); + + STACK_WIND (frame, + io_stats_chown_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->chown, + loc, + uid, + gid); + + return 0; +} + +int32_t +io_stats_truncate (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + off_t offset) +{ + BUMP_HIT(TRUNCATE); + + STACK_WIND (frame, + io_stats_truncate_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->truncate, + loc, + offset); + + return 0; +} + +int32_t +io_stats_utimens (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + struct timespec tv[2]) +{ + BUMP_HIT(UTIMENS); + + STACK_WIND (frame, + io_stats_utimens_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->utimens, + loc, + tv); + + return 0; +} + +int32_t +io_stats_open (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + int32_t flags, + fd_t *fd) +{ + BUMP_HIT(OPEN); + + STACK_WIND (frame, + io_stats_open_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->open, + loc, + flags, + fd); + return 0; +} + +int32_t +io_stats_create (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + int32_t flags, + mode_t mode, + fd_t *fd) +{ + BUMP_HIT(CREATE); + + STACK_WIND (frame, + io_stats_create_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->create, + loc, + flags, + mode, + fd); + return 0; +} + +int32_t +io_stats_readv (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + size_t size, + off_t offset) +{ + BUMP_HIT(READ); + + STACK_WIND (frame, + io_stats_readv_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->readv, + fd, + size, + offset); + return 0; +} + +int32_t +io_stats_writev (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + struct iovec *vector, + int32_t count, + off_t offset, + struct iobref *iobref) +{ + BUMP_HIT(WRITE); + + STACK_WIND (frame, + io_stats_writev_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->writev, + fd, + vector, + count, + offset, + iobref); + return 0; +} + +int32_t +io_stats_statfs (call_frame_t *frame, + xlator_t *this, + loc_t *loc) +{ + BUMP_HIT(STATFS); + + STACK_WIND (frame, + io_stats_statfs_cbk, + FIRST_CHILD(this), FIRST_CHILD(this)->fops->statfs, + loc); + return 0; +} + +int32_t +io_stats_flush (call_frame_t *frame, + xlator_t *this, + fd_t *fd) +{ + BUMP_HIT(FLUSH); + + STACK_WIND (frame, + io_stats_flush_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->flush, + fd); + return 0; +} + + +int32_t +io_stats_fsync (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + int32_t flags) +{ + BUMP_HIT(FSYNC); + + STACK_WIND (frame, + io_stats_fsync_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fsync, + fd, + flags); + return 0; +} + +int32_t +io_stats_setxattr (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + dict_t *dict, + int32_t flags) +{ + BUMP_HIT(SETXATTR); + + STACK_WIND (frame, + io_stats_setxattr_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->setxattr, + loc, + dict, + flags); + return 0; +} + +int32_t +io_stats_getxattr (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + const char *name) +{ + BUMP_HIT(GETXATTR); + + STACK_WIND (frame, + io_stats_getxattr_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->getxattr, + loc, + name); + return 0; +} + +int32_t +io_stats_removexattr (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + const char *name) +{ + BUMP_HIT(REMOVEXATTR); + + STACK_WIND (frame, + io_stats_removexattr_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->removexattr, + loc, + name); + + return 0; +} + +int32_t +io_stats_opendir (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + fd_t *fd) +{ + BUMP_HIT(OPENDIR); + + STACK_WIND (frame, + io_stats_opendir_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->opendir, + loc, + fd); + return 0; +} + +int32_t +io_stats_getdents (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + size_t size, + off_t offset, + int32_t flag) +{ + BUMP_HIT(GETDENTS); + + STACK_WIND (frame, + io_stats_getdents_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->getdents, + fd, + size, + offset, + flag); + return 0; +} + + +int32_t +io_stats_readdir (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + size_t size, + off_t offset) +{ + BUMP_HIT(READDIR); + + STACK_WIND (frame, + io_stats_readdir_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->readdir, + fd, + size, + offset); + + return 0; +} + + +int32_t +io_stats_fsyncdir (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + int32_t datasync) +{ + BUMP_HIT(FSYNCDIR); + + STACK_WIND (frame, + io_stats_fsyncdir_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fsyncdir, + fd, + datasync); + return 0; +} + +int32_t +io_stats_access (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + int32_t mask) +{ + BUMP_HIT(ACCESS); + + STACK_WIND (frame, + io_stats_access_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->access, + loc, + mask); + return 0; +} + +int32_t +io_stats_ftruncate (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + off_t offset) +{ + BUMP_HIT(FTRUNCATE); + + STACK_WIND (frame, + io_stats_ftruncate_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->ftruncate, + fd, + offset); + + return 0; +} + +int32_t +io_stats_fchown (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + uid_t uid, + gid_t gid) +{ + BUMP_HIT(FCHOWN); + + STACK_WIND (frame, + io_stats_fchown_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fchown, + fd, + uid, + gid); + return 0; +} + +int32_t +io_stats_fchmod (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + mode_t mode) +{ + BUMP_HIT(FCHMOD); + + STACK_WIND (frame, + io_stats_fchmod_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fchmod, + fd, + mode); + return 0; +} + +int32_t +io_stats_fstat (call_frame_t *frame, + xlator_t *this, + fd_t *fd) +{ + BUMP_HIT(FSTAT); + + STACK_WIND (frame, + io_stats_fstat_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->fstat, + fd); + return 0; +} + +int32_t +io_stats_lk (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + int32_t cmd, + struct flock *lock) +{ + BUMP_HIT(LK); + + STACK_WIND (frame, + io_stats_lk_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->lk, + fd, + cmd, + lock); + return 0; +} + +int32_t +io_stats_setdents (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + int32_t flags, + dir_entry_t *entries, + int32_t count) +{ + BUMP_HIT(SETDENTS); + + STACK_WIND (frame, + io_stats_setdents_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->setdents, + fd, + flags, + entries, + count); + return 0; +} + + +int32_t +io_stats_checksum_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + uint8_t *fchecksum, + uint8_t *dchecksum) +{ + STACK_UNWIND (frame, op_ret, op_errno, fchecksum, dchecksum); + + return 0; +} + +int32_t +io_stats_checksum (call_frame_t *frame, + xlator_t *this, + loc_t *loc, + int32_t flag) +{ + STACK_WIND (frame, + io_stats_checksum_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->checksum, + loc, + flag); + + return 0; +} + + +int32_t +io_stats_stats_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct xlator_stats *stats) +{ + STACK_UNWIND (frame, op_ret, op_errno, stats); + return 0; +} + +int32_t +io_stats_stats (call_frame_t *frame, + xlator_t *this, + int32_t flags) +{ + STACK_WIND (frame, + io_stats_stats_cbk, + FIRST_CHILD(this), + FIRST_CHILD(this)->mops->stats, + flags); + + return 0; +} + +void +enable_all_calls (io_stats_private_t *priv, int enabled) +{ + int i; + for (i = 0; i < GF_FOP_MAXVALUE; i++) + priv->fop_records[i].enabled = enabled; +} + +void +enable_call (io_stats_private_t *priv, const char *name, int enabled) +{ + int i; + for (i = 0; i < GF_FOP_MAXVALUE; i++) { + if (!priv->fop_records[i].name) + continue; + if (!strcasecmp(priv->fop_records[i].name, name)) + priv->fop_records[i].enabled = enabled; + } +} + + +/* + include = 1 for "include-ops" + = 0 for "exclude-ops" +*/ +void +process_call_list (io_stats_private_t *priv, const char *list, int include) +{ + enable_all_calls (priv, include ? 0 : 1); + + char *call = strsep ((char **)&list, ","); + while (call) { + enable_call (priv, call, include); + call = strsep ((char **)&list, ","); + } +} + + +int32_t +init (xlator_t *this) +{ + dict_t *options = this->options; + char *includes = NULL, *excludes = NULL; + io_stats_private_t *priv = NULL; + + if (!this) + return -1; + + if (!this->children || this->children->next) { + gf_log (this->name, GF_LOG_ERROR, + "io_stats translator requires one subvolume"); + return -1; + } + if (!this->parents) { + gf_log (this->name, GF_LOG_WARNING, + "dangling volume. check volfile "); + } + + priv = CALLOC (1, sizeof(*priv)); + ERR_ABORT (priv); + + includes = data_to_str (dict_get (options, "include-ops")); + excludes = data_to_str (dict_get (options, "exclude-ops")); + + { + int i; + for (i = 0; i < GF_FOP_MAXVALUE; i++) { + priv->fop_records[i].name = gf_fop_list[i]; + priv->fop_records[i].enabled = 1; + } + } + + if (includes && excludes) { + gf_log (this->name, + GF_LOG_ERROR, + "must specify only one of 'include-ops' and 'exclude-ops'"); + return -1; + } + if (includes) + process_call_list (priv, includes, 1); + if (excludes) + process_call_list (priv, excludes, 0); + + LOCK_INIT (&priv->lock); + + /* Set this translator's inode table pointer to child node's pointer. */ + this->itable = FIRST_CHILD (this)->itable; + this->private = priv; + + return 0; +} + +void +fini (xlator_t *this) +{ + io_stats_private_t *priv = NULL; + + if (!this) + return; + + priv = this->private; + if (priv) { + LOCK_DESTROY (&priv->lock); + FREE (priv); + } + + gf_log (this->name, GF_LOG_NORMAL, + "io-stats translator unloaded"); + return; +} + +struct xlator_fops fops = { + .stat = io_stats_stat, + .readlink = io_stats_readlink, + .mknod = io_stats_mknod, + .mkdir = io_stats_mkdir, + .unlink = io_stats_unlink, + .rmdir = io_stats_rmdir, + .symlink = io_stats_symlink, + .rename = io_stats_rename, + .link = io_stats_link, + .chmod = io_stats_chmod, + .chown = io_stats_chown, + .truncate = io_stats_truncate, + .utimens = io_stats_utimens, + .open = io_stats_open, + .readv = io_stats_readv, + .writev = io_stats_writev, + .statfs = io_stats_statfs, + .flush = io_stats_flush, + .fsync = io_stats_fsync, + .setxattr = io_stats_setxattr, + .getxattr = io_stats_getxattr, + .removexattr = io_stats_removexattr, + .opendir = io_stats_opendir, + .readdir = io_stats_readdir, + .fsyncdir = io_stats_fsyncdir, + .access = io_stats_access, + .ftruncate = io_stats_ftruncate, + .fstat = io_stats_fstat, + .create = io_stats_create, + .fchown = io_stats_fchown, + .fchmod = io_stats_fchmod, + .lk = io_stats_lk, + .inodelk = io_stats_inodelk, + .finodelk = io_stats_finodelk, + .entrylk = io_stats_entrylk, + .lookup = io_stats_lookup, + .setdents = io_stats_setdents, + .getdents = io_stats_getdents, + .checksum = io_stats_checksum, + .xattrop = io_stats_xattrop, + .fxattrop = io_stats_fxattrop, +}; + +struct xlator_mops mops = { + .stats = io_stats_stats, +}; + +struct xlator_cbks cbks = { +}; + +struct volume_options options[] = { + { .key = {"include-ops", "include"}, + .type = GF_OPTION_TYPE_STR, + /*.value = { ""} */ + }, + { .key = {"exclude-ops", "exclude"}, + .type = GF_OPTION_TYPE_STR + /*.value = { ""} */ + }, + { .key = {NULL} }, +}; |