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authorVikas Gorur <vikas@zresearch.com>2009-02-18 17:36:07 +0530
committerVikas Gorur <vikas@zresearch.com>2009-02-18 17:36:07 +0530
commit77adf4cd648dce41f89469dd185deec6b6b53a0b (patch)
tree02e155a5753b398ee572b45793f889b538efab6b /xlators/mount
parentf3b2e6580e5663292ee113c741343c8a43ee133f (diff)
Added all files
Diffstat (limited to 'xlators/mount')
-rw-r--r--xlators/mount/Makefile.am3
-rw-r--r--xlators/mount/fuse/Makefile.am3
-rw-r--r--xlators/mount/fuse/src/Makefile.am14
-rw-r--r--xlators/mount/fuse/src/fuse-bridge.c2859
-rw-r--r--xlators/mount/fuse/src/fuse-extra.c137
-rw-r--r--xlators/mount/fuse/src/fuse-extra.h42
-rw-r--r--xlators/mount/fuse/utils/Makefile.am10
-rwxr-xr-xxlators/mount/fuse/utils/mount.glusterfs.in152
-rwxr-xr-xxlators/mount/fuse/utils/mount_glusterfs.in181
9 files changed, 3401 insertions, 0 deletions
diff --git a/xlators/mount/Makefile.am b/xlators/mount/Makefile.am
new file mode 100644
index 00000000000..945982d95b4
--- /dev/null
+++ b/xlators/mount/Makefile.am
@@ -0,0 +1,3 @@
+SUBDIRS = @FUSE_CLIENT_SUBDIR@
+
+CLEANFILES =
diff --git a/xlators/mount/fuse/Makefile.am b/xlators/mount/fuse/Makefile.am
new file mode 100644
index 00000000000..3b344b1d7da
--- /dev/null
+++ b/xlators/mount/fuse/Makefile.am
@@ -0,0 +1,3 @@
+SUBDIRS = src utils
+
+CLEANFILES =
diff --git a/xlators/mount/fuse/src/Makefile.am b/xlators/mount/fuse/src/Makefile.am
new file mode 100644
index 00000000000..9d8d45e4f02
--- /dev/null
+++ b/xlators/mount/fuse/src/Makefile.am
@@ -0,0 +1,14 @@
+
+noinst_HEADERS = fuse-extra.h
+
+xlator_LTLIBRARIES = fuse.la
+xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/mount
+fuse_la_SOURCES = fuse-bridge.c fuse-extra.c
+fuse_la_LDFLAGS = -module -avoidversion -shared -nostartfiles $(GF_FUSE_LDADD)
+
+AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -D$(GF_HOST_OS) -Wall \
+ -I$(top_srcdir)/libglusterfs/src $(GF_CFLAGS) -DFUSE_USE_VERSION=26
+
+
+CLEANFILES =
+
diff --git a/xlators/mount/fuse/src/fuse-bridge.c b/xlators/mount/fuse/src/fuse-bridge.c
new file mode 100644
index 00000000000..8e70558782d
--- /dev/null
+++ b/xlators/mount/fuse/src/fuse-bridge.c
@@ -0,0 +1,2859 @@
+/*
+ Copyright (c) 2006, 2007, 2008 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/>.
+*/
+
+/*
+ * TODO:
+ * Need to free_state() when fuse_reply_err() + return.
+ * Check loc->path for "" after fuse_loc_fill in all fops
+ * (now being done in getattr, lookup) or better - make
+ * fuse_loc_fill() and inode_path() return success/failure.
+ */
+
+#include <stdint.h>
+#include <signal.h>
+#include <pthread.h>
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif /* _CONFIG_H */
+
+#include "glusterfs.h"
+#include "logging.h"
+#include "xlator.h"
+#include "glusterfs.h"
+#include "defaults.h"
+#include "common-utils.h"
+
+#include <fuse/fuse_lowlevel.h>
+
+#include "fuse-extra.h"
+#include "list.h"
+#include "dict.h"
+
+#include "compat.h"
+#include "compat-errno.h"
+
+/* TODO: when supporting posix acl, remove this definition */
+#define DISABLE_POSIX_ACL
+
+#define ZR_MOUNTPOINT_OPT "mountpoint"
+#define ZR_DIRECT_IO_OPT "direct-io-mode"
+
+#define BIG_FUSE_CHANNEL_SIZE 1048576
+
+struct fuse_private {
+ int fd;
+ struct fuse *fuse;
+ struct fuse_session *se;
+ struct fuse_chan *ch;
+ char *volfile;
+ size_t volfile_size;
+ char *mount_point;
+ data_t *buf;
+ pthread_t fuse_thread;
+ char fuse_thread_started;
+ uint32_t direct_io_mode;
+ uint32_t entry_timeout;
+ uint32_t attribute_timeout;
+
+};
+typedef struct fuse_private fuse_private_t;
+
+#define _FI_TO_FD(fi) ((fd_t *)((long)fi->fh))
+
+#define FI_TO_FD(fi) ((_FI_TO_FD (fi))?(fd_ref (_FI_TO_FD(fi))):((fd_t *) 0))
+
+#define FUSE_FOP(state, ret, op_num, fop, args ...) \
+ do { \
+ call_frame_t *frame = get_call_frame_for_req (state, 1); \
+ xlator_t *xl = frame->this->children ? \
+ frame->this->children->xlator : NULL; \
+ dict_t *refs = frame->root->req_refs; \
+ frame->root->state = state; \
+ frame->root->op = op_num; \
+ STACK_WIND (frame, ret, xl, xl->fops->fop, args); \
+ dict_unref (refs); \
+ } while (0)
+
+
+typedef struct {
+ void *pool;
+ xlator_t *this;
+ inode_table_t *itable;
+ loc_t loc;
+ loc_t loc2;
+ fuse_req_t req;
+ int32_t flags;
+ off_t off;
+ size_t size;
+ unsigned long nlookup;
+ fd_t *fd;
+ dict_t *dict;
+ char *name;
+ char is_revalidate;
+} fuse_state_t;
+
+int fuse_chan_receive (struct fuse_chan *ch,
+ char *buf,
+ int32_t size);
+
+
+static void
+free_state (fuse_state_t *state)
+{
+ loc_wipe (&state->loc);
+
+ loc_wipe (&state->loc2);
+
+ if (state->dict) {
+ dict_unref (state->dict);
+ state->dict = (void *)0xaaaaeeee;
+ }
+ if (state->name) {
+ FREE (state->name);
+ state->name = NULL;
+ }
+ if (state->fd) {
+ fd_unref (state->fd);
+ state->fd = (void *)0xfdfdfdfd;
+ }
+#ifdef DEBUG
+ memset (state, 0x90, sizeof (*state));
+#endif
+ FREE (state);
+ state = NULL;
+}
+
+
+fuse_state_t *
+state_from_req (fuse_req_t req)
+{
+ fuse_state_t *state;
+ xlator_t *this = NULL;
+
+ this = fuse_req_userdata (req);
+
+ state = (void *)calloc (1, sizeof (*state));
+ ERR_ABORT (state);
+ state->pool = this->ctx->pool;
+ state->itable = this->itable;
+ state->req = req;
+ state->this = this;
+
+ return state;
+}
+
+static pid_t
+get_pid_from_req (fuse_req_t req)
+{
+ const struct fuse_ctx *ctx = NULL;
+ ctx = fuse_req_ctx(req);
+ return ctx->pid;
+}
+
+static call_frame_t *
+get_call_frame_for_req (fuse_state_t *state, char d)
+{
+ call_pool_t *pool = state->pool;
+ fuse_req_t req = state->req;
+ const struct fuse_ctx *ctx = NULL;
+ call_frame_t *frame = NULL;
+ xlator_t *this = NULL;
+ fuse_private_t *priv = NULL;
+
+
+ if (req) {
+ this = fuse_req_userdata (req);
+ } else {
+ this = state->this;
+ }
+ priv = this->private;
+
+ frame = create_frame (this, pool);
+
+ if (req) {
+ ctx = fuse_req_ctx(req);
+
+ frame->root->uid = ctx->uid;
+ frame->root->gid = ctx->gid;
+ frame->root->pid = ctx->pid;
+ frame->root->unique = req_callid (req);
+ }
+
+ if (d) {
+ frame->root->req_refs = dict_ref (get_new_dict ());
+ dict_set (frame->root->req_refs, NULL, priv->buf);
+ }
+
+ frame->root->type = GF_OP_TYPE_FOP_REQUEST;
+
+ return frame;
+}
+
+
+GF_MUST_CHECK static int32_t
+fuse_loc_fill (loc_t *loc,
+ fuse_state_t *state,
+ ino_t ino,
+ ino_t par,
+ const char *name)
+{
+ inode_t *inode = NULL, *parent = NULL;
+ int32_t ret = -1;
+ char *path = NULL;
+
+ /* resistance against multiple invocation of loc_fill not to get
+ reference leaks via inode_search() */
+
+ inode = loc->inode;
+
+ if (!inode) {
+ if (ino)
+ inode = inode_search (state->itable, ino, NULL);
+ if (par && name)
+ inode = inode_search (state->itable, par, name);
+
+ loc->inode = inode;
+ if (inode)
+ loc->ino = inode->ino;
+ }
+
+ parent = loc->parent;
+ if (!parent) {
+ if (inode)
+ parent = inode_parent (inode, par, name);
+ else
+ parent = inode_search (state->itable, par, NULL);
+ loc->parent = parent;
+ }
+
+ if (name && parent) {
+ ret = inode_path (parent, name, &path);
+ if (ret <= 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "inode_path failed for %"PRId64"/%s",
+ parent->ino, name);
+ goto fail;
+ } else {
+ loc->path = path;
+ }
+ } else if (inode) {
+ ret = inode_path (inode, NULL, &path);
+ if (ret <= 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "inode_path failed for %"PRId64,
+ inode->ino);
+ goto fail;
+ } else {
+ loc->path = path;
+ }
+ }
+ if (loc->path) {
+ loc->name = strrchr (loc->path, '/');
+ if (loc->name)
+ loc->name++;
+ else loc->name = "";
+ }
+
+ if ((ino != 1) &&
+ (parent == NULL)) {
+ gf_log ("fuse-bridge", GF_LOG_ERROR,
+ "failed to search parent for %"PRId64"/%s (%"PRId64")",
+ (ino_t)par, name, (ino_t)ino);
+ ret = -1;
+ goto fail;
+ }
+ ret = 0;
+fail:
+ return ret;
+}
+
+
+static int
+need_fresh_lookup (int32_t op_ret, int32_t op_errno,
+ loc_t *loc, struct stat *buf)
+{
+ if (op_ret == -1) {
+ gf_log ("fuse-bridge",
+ (op_errno == ENOENT)? GF_LOG_DEBUG: GF_LOG_WARNING,
+ "revalidate of %s failed (%s)",
+ loc->path, strerror (op_errno));
+ return 1;
+ }
+
+ if (loc->inode->ino != buf->st_ino) {
+ gf_log ("fuse-bridge", GF_LOG_WARNING,
+ "inode num of %s changed %"PRId64" -> %"PRId64,
+ loc->path, loc->inode->ino, buf->st_ino);
+ return 1;
+ }
+
+ if ((loc->inode->st_mode & S_IFMT) ^ (buf->st_mode & S_IFMT)) {
+ gf_log ("fuse-bridge", GF_LOG_WARNING,
+ "inode mode of %s changed 0%o -> 0%o",
+ loc->path, loc->inode->st_mode, buf->st_mode);
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int
+fuse_lookup_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *stat,
+ dict_t *dict);
+
+static int
+fuse_entry_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *buf)
+{
+ fuse_state_t *state;
+ fuse_req_t req;
+ struct fuse_entry_param e = {0, };
+ fuse_private_t *priv = this->private;
+
+ state = frame->root->state;
+ req = state->req;
+
+ if (!op_ret && state->loc.ino == 1) {
+ buf->st_ino = 1;
+ }
+
+ if (state->is_revalidate == 1
+ && need_fresh_lookup (op_ret, op_errno, &state->loc, buf)) {
+ inode_unref (state->loc.inode);
+ state->loc.inode = inode_new (state->itable);
+ state->is_revalidate = 2;
+
+ STACK_WIND (frame, fuse_lookup_cbk,
+ FIRST_CHILD (this),
+ FIRST_CHILD (this)->fops->lookup,
+ &state->loc, state->dict);
+
+ return 0;
+ }
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => %"PRId64" (%"PRId64")",
+ frame->root->unique, gf_fop_list[frame->root->op],
+ state->loc.path, buf->st_ino, state->loc.ino);
+
+ inode_link (inode, state->loc.parent, state->loc.name, buf);
+
+ inode_lookup (inode);
+
+ /* TODO: make these timeouts configurable (via meta?) */
+ e.ino = inode->ino;
+
+#ifdef GF_DARWIN_HOST_OS
+ e.generation = 0;
+#else
+ e.generation = buf->st_ctime;
+#endif
+
+ e.entry_timeout = priv->entry_timeout;
+ e.attr_timeout = priv->attribute_timeout;
+ e.attr = *buf;
+ e.attr.st_blksize = BIG_FUSE_CHANNEL_SIZE;
+
+ if (!e.ino || !buf->st_ino) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s() %s returning inode 0",
+ frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path);
+ }
+
+ if (state->loc.parent)
+ fuse_reply_entry (req, &e);
+ else
+ fuse_reply_attr (req, buf, priv->attribute_timeout);
+ } else {
+ gf_log ("glusterfs-fuse",
+ (op_errno == ENOENT ? GF_LOG_DEBUG : GF_LOG_ERROR),
+ "%"PRId64": %s() %s => -1 (%s)", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path,
+ strerror (op_errno));
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+ return 0;
+}
+
+
+static int
+fuse_lookup_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *stat,
+ dict_t *dict)
+{
+ fuse_entry_cbk (frame, cookie, this, op_ret, op_errno, inode, stat);
+ return 0;
+}
+
+
+static void
+fuse_lookup (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": LOOKUP %"PRId64"/%s (fuse_loc_fill() failed)",
+ req_callid (req), (ino_t)par, name);
+ free_state (state);
+ fuse_reply_err (req, EINVAL);
+ return;
+ }
+
+ if (!state->loc.inode) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": LOOKUP %s", req_callid (req),
+ state->loc.path);
+
+ state->loc.inode = inode_new (state->itable);
+ /* to differntiate in entry_cbk what kind of call it is */
+ state->is_revalidate = -1;
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": LOOKUP %s(%"PRId64")", req_callid (req),
+ state->loc.path, state->loc.inode->ino);
+ state->is_revalidate = 1;
+ }
+
+ state->dict = dict_new();
+
+ FUSE_FOP (state, fuse_lookup_cbk, GF_FOP_LOOKUP,
+ lookup, &state->loc, state->dict);
+}
+
+
+static void
+fuse_forget (fuse_req_t req,
+ fuse_ino_t ino,
+ unsigned long nlookup)
+{
+ inode_t *fuse_inode;
+ fuse_state_t *state;
+
+ if (ino == 1) {
+ fuse_reply_none (req);
+ return;
+ }
+
+ state = state_from_req (req);
+ fuse_inode = inode_search (state->itable, ino, NULL);
+ if (fuse_inode) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "got forget on inode (%lu)", ino);
+ inode_forget (fuse_inode, nlookup);
+ inode_unref (fuse_inode);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "got forget, but inode (%lu) not found", ino);
+ }
+
+ free_state (state);
+ fuse_reply_none (req);
+}
+
+
+static int
+fuse_attr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ fuse_state_t *state;
+ fuse_req_t req;
+ fuse_private_t *priv = this->private;
+
+ state = frame->root->state;
+ req = state->req;
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse",
+ (buf->st_ino ? GF_LOG_DEBUG : GF_LOG_ERROR),
+ "%"PRId64": %s() %s => %"PRId64, frame->root->unique,
+ gf_fop_list[frame->root->op],
+ state->loc.path ? state->loc.path : "ERR",
+ buf->st_ino);
+
+ /* TODO: make these timeouts configurable via meta */
+ /* TODO: what if the inode number has changed by now */
+ buf->st_blksize = BIG_FUSE_CHANNEL_SIZE;
+
+ fuse_reply_attr (req, buf, priv->attribute_timeout);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s() %s => -1 (%s)", frame->root->unique,
+ gf_fop_list[frame->root->op],
+ state->loc.path ? state->loc.path : "ERR",
+ strerror (op_errno));
+
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+ return 0;
+}
+
+
+static void
+fuse_getattr (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ if (ino == 1) {
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": GETATTR %"PRId64" (fuse_loc_fill() failed)",
+ req_callid(req), (ino_t)ino);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ if (state->loc.inode)
+ state->is_revalidate = 1;
+ else
+ state->is_revalidate = -1;
+
+ state->dict = dict_new();
+
+ FUSE_FOP (state, fuse_lookup_cbk, GF_FOP_LOOKUP,
+ lookup, &state->loc, state->dict);
+ return;
+ }
+
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+
+ if (!state->loc.inode) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": GETATTR %"PRId64" (%s) (fuse_loc_fill() returned NULL inode)",
+ req_callid (req), (int64_t)ino, state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ return;
+ }
+
+ fd = fd_lookup (state->loc.inode, get_pid_from_req (req));
+ state->fd = fd;
+ if (!fd || S_ISDIR (state->loc.inode->st_mode)) {
+ /* this is the @ret of fuse_loc_fill, checked here
+ to permit fstat() to happen even when fuse_loc_fill fails
+ */
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": GETATTR %"PRId64" (fuse_loc_fill() failed)",
+ req_callid(req), (ino_t)ino);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": GETATTR %"PRId64" (%s)",
+ req_callid (req), (int64_t)ino, state->loc.path);
+
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_STAT,
+ stat, &state->loc);
+ } else {
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FGETATTR %"PRId64" (%s/%p)",
+ req_callid (req), (int64_t)ino, state->loc.path, fd);
+
+ FUSE_FOP (state,fuse_attr_cbk, GF_FOP_FSTAT,
+ fstat, fd);
+ }
+}
+
+
+static int
+fuse_fd_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ fd_t *fd)
+{
+ fuse_state_t *state;
+ fuse_req_t req;
+ fuse_private_t *priv = this->private;
+
+ state = frame->root->state;
+ req = state->req;
+
+ if (op_ret >= 0) {
+ struct fuse_file_info fi = {0, };
+
+ fi.fh = (unsigned long) fd;
+ fi.flags = state->flags;
+
+ if (!S_ISDIR (fd->inode->st_mode)) {
+ if ((fi.flags & 3) && priv->direct_io_mode)
+ fi.direct_io = 1;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => %p", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path, fd);
+
+ fd_ref (fd);
+ if (fuse_reply_open (req, &fi) == -ENOENT) {
+ gf_log ("glusterfs-fuse", GF_LOG_WARNING,
+ "open() got EINTR");
+ fd_unref (fd);
+ goto out;
+ }
+
+ fd_bind (fd);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s() %s => -1 (%s)", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path,
+ strerror (op_errno));
+
+ fuse_reply_err (req, op_errno);
+ }
+out:
+ free_state (state);
+ STACK_DESTROY (frame->root);
+ return 0;
+}
+
+
+
+static void
+do_chmod (fuse_req_t req,
+ fuse_ino_t ino,
+ struct stat *attr,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state = state_from_req (req);
+ fd_t *fd = NULL;
+ int32_t ret = -1;
+
+ if (fi) {
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+ }
+
+ if (fd) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FCHMOD %p", req_callid (req), fd);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_FCHMOD,
+ fchmod, fd, attr->st_mode);
+ } else {
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": CHMOD %"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req), (int64_t)ino,
+ state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": CHMOD %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_CHMOD,
+ chmod, &state->loc, attr->st_mode);
+ }
+}
+
+
+static void
+do_chown (fuse_req_t req,
+ fuse_ino_t ino,
+ struct stat *attr,
+ int valid,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+ int32_t ret = -1;
+ uid_t uid = (valid & FUSE_SET_ATTR_UID) ? attr->st_uid : (uid_t) -1;
+ gid_t gid = (valid & FUSE_SET_ATTR_GID) ? attr->st_gid : (gid_t) -1;
+
+ state = state_from_req (req);
+
+ if (fi) {
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+ }
+
+ if (fd) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FCHOWN %p", req_callid (req), fd);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_FCHOWN,
+ fchown, fd, uid, gid);
+ } else {
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": CHOWN %"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req), (int64_t)ino,
+ state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": CHOWN %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_CHOWN,
+ chown, &state->loc, uid, gid);
+ }
+}
+
+
+static void
+do_truncate (fuse_req_t req,
+ fuse_ino_t ino,
+ struct stat *attr,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ if (fi) {
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+ }
+ if (fd) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FTRUNCATE %p/%"PRId64, req_callid (req),
+ fd, attr->st_size);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_FTRUNCATE,
+ ftruncate, fd, attr->st_size);
+ } else {
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": TRUNCATE %s/%"PRId64" (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path,
+ attr->st_size);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": TRUNCATE %s/%"PRId64"(%lu)",
+ req_callid (req),
+ state->loc.path, attr->st_size, ino);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_TRUNCATE,
+ truncate, &state->loc, attr->st_size);
+ }
+
+ return;
+}
+
+
+static void
+do_utimes (fuse_req_t req,
+ fuse_ino_t ino,
+ struct stat *attr)
+{
+ fuse_state_t *state;
+
+ struct timespec tv[2];
+ int32_t ret = -1;
+
+ tv[0].tv_sec = attr->st_atime;
+ tv[0].tv_nsec = ST_ATIM_NSEC(attr);
+ tv[1].tv_sec = attr->st_mtime;
+ tv[1].tv_nsec = ST_ATIM_NSEC(attr);
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": UTIMENS %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": UTIMENS (%lu)%s", req_callid (req),
+ ino, state->loc.path);
+
+ FUSE_FOP (state, fuse_attr_cbk, GF_FOP_UTIMENS,
+ utimens, &state->loc, tv);
+}
+
+
+static void
+fuse_setattr (fuse_req_t req,
+ fuse_ino_t ino,
+ struct stat *attr,
+ int valid,
+ struct fuse_file_info *fi)
+{
+
+ if (valid & FUSE_SET_ATTR_MODE)
+ do_chmod (req, ino, attr, fi);
+ else if (valid & (FUSE_SET_ATTR_UID | FUSE_SET_ATTR_GID))
+ do_chown (req, ino, attr, valid, fi);
+ else if (valid & FUSE_SET_ATTR_SIZE)
+ do_truncate (req, ino, attr, fi);
+ else if (valid & (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME))
+ do_utimes (req, ino, attr);
+ else
+ fuse_getattr (req, ino, fi);
+}
+
+
+static int gf_fuse_xattr_enotsup_log;
+
+static int
+fuse_err_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => 0", frame->root->unique,
+ gf_fop_list[frame->root->op],
+ state->loc.path ? state->loc.path : "ERR");
+
+ fuse_reply_err (req, 0);
+ } else {
+ if (frame->root->op == GF_FOP_SETXATTR) {
+ op_ret = gf_compat_setxattr (state->dict);
+ if (op_ret == 0)
+ op_errno = 0;
+ if (op_errno == ENOTSUP) {
+ gf_fuse_xattr_enotsup_log++;
+ if (!(gf_fuse_xattr_enotsup_log % GF_UNIVERSAL_ANSWER))
+ gf_log ("glusterfs-fuse", GF_LOG_CRITICAL,
+ "[ ERROR ] Extended attribute not supported by the backend storage");
+ }
+ } else {
+ if ((frame->root->op == GF_FOP_REMOVEXATTR)
+ && (op_errno == ENOATTR)) {
+ goto nolog;
+ }
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s() %s => -1 (%s)",
+ frame->root->unique,
+ gf_fop_list[frame->root->op],
+ state->loc.path ? state->loc.path : "ERR",
+ strerror (op_errno));
+ }
+ nolog:
+
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+
+static int
+fuse_unlink_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret == 0)
+ inode_unlink (state->loc.inode, state->loc.parent,
+ state->loc.name);
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => 0", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path);
+
+ fuse_reply_err (req, 0);
+ } else {
+ gf_log ("glusterfs-fuse",
+ (op_errno != ENOTEMPTY ? GF_LOG_ERROR : GF_LOG_DEBUG),
+ "%"PRId64": %s() %s => -1 (%s)", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path,
+ strerror (op_errno));
+
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_access (fuse_req_t req,
+ fuse_ino_t ino,
+ int mask)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": ACCESS %"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req), (int64_t)ino, state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64" ACCESS %s/%lu mask=%d", req_callid (req),
+ state->loc.path, ino, mask);
+
+ FUSE_FOP (state, fuse_err_cbk,
+ GF_FOP_ACCESS, access,
+ &state->loc, mask);
+
+ return;
+}
+
+
+
+static int
+fuse_readlink_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ const char *linkname)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret > 0) {
+ ((char *)linkname)[op_ret] = '\0';
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s => %s", frame->root->unique,
+ state->loc.path, linkname);
+
+ fuse_reply_readlink(req, linkname);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s => -1 (%s)", frame->root->unique,
+ state->loc.path, strerror(op_errno));
+
+ fuse_reply_err(req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_readlink (fuse_req_t req,
+ fuse_ino_t ino)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64" READLINK %s/%"PRId64" (fuse_loc_fill() returned NULL inode)",
+ req_callid (req), state->loc.path,
+ state->loc.inode->ino);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64" READLINK %s/%"PRId64, req_callid (req),
+ state->loc.path, state->loc.inode->ino);
+
+ FUSE_FOP (state, fuse_readlink_cbk, GF_FOP_READLINK,
+ readlink, &state->loc, 4096);
+
+ return;
+}
+
+
+static void
+fuse_mknod (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name,
+ mode_t mode,
+ dev_t rdev)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64" MKNOD %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->loc.inode = inode_new (state->itable);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": MKNOD %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_entry_cbk, GF_FOP_MKNOD,
+ mknod, &state->loc, mode, rdev);
+
+ return;
+}
+
+
+static void
+fuse_mkdir (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name,
+ mode_t mode)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64" MKDIR %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->loc.inode = inode_new (state->itable);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": MKDIR %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_entry_cbk, GF_FOP_MKDIR,
+ mkdir, &state->loc, mode);
+
+ return;
+}
+
+
+static void
+fuse_unlink (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": UNLINK %s (fuse_loc_fill() returned NULL inode)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": UNLINK %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_unlink_cbk, GF_FOP_UNLINK,
+ unlink, &state->loc);
+
+ return;
+}
+
+
+static void
+fuse_rmdir (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": RMDIR %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": RMDIR %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_unlink_cbk, GF_FOP_RMDIR,
+ rmdir, &state->loc);
+
+ return;
+}
+
+
+static void
+fuse_symlink (fuse_req_t req,
+ const char *linkname,
+ fuse_ino_t par,
+ const char *name)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64" SYMLINK %s -> %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path, linkname);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->loc.inode = inode_new (state->itable);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": SYMLINK %s -> %s", req_callid (req),
+ state->loc.path, linkname);
+
+ FUSE_FOP (state, fuse_entry_cbk, GF_FOP_SYMLINK,
+ symlink, linkname, &state->loc);
+
+ return;
+}
+
+
+int
+fuse_rename_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s -> %s => 0 (buf->st_ino=%"PRId64" , loc->ino=%"PRId64")",
+ frame->root->unique, state->loc.path, state->loc2.path,
+ buf->st_ino, state->loc.ino);
+
+ {
+ /* ugly ugly - to stay blind to situation where
+ rename happens on a new inode
+ */
+ buf->st_ino = state->loc.ino;
+ buf->st_mode = state->loc.inode->st_mode;
+ }
+ inode_rename (state->itable,
+ state->loc.parent, state->loc.name,
+ state->loc2.parent, state->loc2.name,
+ state->loc.inode, buf);
+
+ fuse_reply_err (req, 0);
+ } else {
+ gf_log ("glusterfs-fuse",
+ (op_errno == ENOTEMPTY ? GF_LOG_DEBUG : GF_LOG_ERROR),
+ "%"PRId64": %s -> %s => -1 (%s)", frame->root->unique,
+ state->loc.path, state->loc2.path,
+ strerror (op_errno));
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+ return 0;
+}
+
+
+static void
+fuse_rename (fuse_req_t req,
+ fuse_ino_t oldpar,
+ const char *oldname,
+ fuse_ino_t newpar,
+ const char *newname)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ ret = fuse_loc_fill (&state->loc, state, 0, oldpar, oldname);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "for %s %"PRId64": RENAME `%s' -> `%s' (fuse_loc_fill() failed)",
+ state->loc.path, req_callid (req), state->loc.path,
+ state->loc2.path);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ ret = fuse_loc_fill (&state->loc2, state, 0, newpar, newname);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "for %s %"PRId64": RENAME `%s' -> `%s' (fuse_loc_fill() failed)",
+ state->loc.path, req_callid (req), state->loc.path,
+ state->loc2.path);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": RENAME `%s (%"PRId64")' -> `%s (%"PRId64")'",
+ req_callid (req), state->loc.path, state->loc.ino,
+ state->loc2.path, state->loc2.ino);
+
+ FUSE_FOP (state, fuse_rename_cbk, GF_FOP_RENAME,
+ rename, &state->loc, &state->loc2);
+
+ return;
+}
+
+
+static void
+fuse_link (fuse_req_t req,
+ fuse_ino_t ino,
+ fuse_ino_t par,
+ const char *name)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ ret = fuse_loc_fill (&state->loc2, state, ino, 0, NULL);
+
+ if ((state->loc2.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "fuse_loc_fill() failed for %s %"PRId64": LINK %s %s",
+ state->loc2.path, req_callid (req),
+ state->loc2.path, state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->loc.inode = inode_ref (state->loc2.inode);
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": LINK() %s (%"PRId64") -> %s (%"PRId64")",
+ req_callid (req), state->loc2.path, state->loc2.ino,
+ state->loc.path, state->loc.ino);
+
+ FUSE_FOP (state, fuse_entry_cbk, GF_FOP_LINK,
+ link, &state->loc2, &state->loc);
+
+ return;
+}
+
+
+static int
+fuse_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)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+ fuse_private_t *priv = this->private;
+
+ struct fuse_file_info fi = {0, };
+ struct fuse_entry_param e = {0, };
+
+ fi.flags = state->flags;
+ if (op_ret >= 0) {
+ fi.fh = (unsigned long) fd;
+
+ if ((fi.flags & 3) && priv->direct_io_mode)
+ fi.direct_io = 1;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => %p (ino=%"PRId64")",
+ frame->root->unique, gf_fop_list[frame->root->op],
+ state->loc.path, fd, buf->st_ino);
+
+ e.ino = buf->st_ino;
+
+#ifdef GF_DARWIN_HOST_OS
+ e.generation = 0;
+#else
+ e.generation = buf->st_ctime;
+#endif
+
+ e.entry_timeout = priv->entry_timeout;
+ e.attr_timeout = priv->attribute_timeout;
+ e.attr = *buf;
+ e.attr.st_blksize = BIG_FUSE_CHANNEL_SIZE;
+
+ fi.keep_cache = 0;
+
+ inode_link (inode, state->loc.parent,
+ state->loc.name, buf);
+
+ inode_lookup (inode);
+
+ fd_ref (fd);
+ if (fuse_reply_create (req, &e, &fi) == -ENOENT) {
+ gf_log ("glusterfs-fuse", GF_LOG_WARNING,
+ "create() got EINTR");
+ inode_forget (inode, 1);
+ fd_unref (fd);
+ goto out;
+ }
+
+ fd_bind (fd);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s => -1 (%s)", req_callid (req),
+ state->loc.path, strerror (op_errno));
+ fuse_reply_err (req, op_errno);
+ }
+out:
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_create (fuse_req_t req,
+ fuse_ino_t par,
+ const char *name,
+ mode_t mode,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ state->flags = fi->flags;
+
+ ret = fuse_loc_fill (&state->loc, state, 0, par, name);
+ if (ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64" CREATE %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->loc.inode = inode_new (state->itable);
+
+ fd = fd_create (state->loc.inode, get_pid_from_req (req));
+ state->fd = fd;
+ fd->flags = state->flags;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": CREATE %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_create_cbk, GF_FOP_CREATE,
+ create, &state->loc, state->flags, mode, fd);
+
+ return;
+}
+
+
+static void
+fuse_open (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ state->flags = fi->flags;
+
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": OPEN %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+
+ fd = fd_create (state->loc.inode, get_pid_from_req (req));
+ state->fd = fd;
+ fd->flags = fi->flags;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": OPEN %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_fd_cbk, GF_FOP_OPEN,
+ open, &state->loc, fi->flags, fd);
+
+ return;
+}
+
+
+static int
+fuse_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 *stbuf)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret >= 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": READ => %d/%"GF_PRI_SIZET",%"PRId64"/%"PRId64,
+ frame->root->unique,
+ op_ret, state->size, state->off, stbuf->st_size);
+
+ fuse_reply_vec (req, vector, count);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": READ => %d (%s)", frame->root->unique,
+ op_ret, strerror (op_errno));
+
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+static void
+fuse_readv (fuse_req_t req,
+ fuse_ino_t ino,
+ size_t size,
+ off_t off,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+ state = state_from_req (req);
+ state->size = size;
+ state->off = off;
+
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": READ (%p, size=%"GF_PRI_SIZET", offset=%"PRId64")",
+ req_callid (req), fd, size, off);
+
+ FUSE_FOP (state, fuse_readv_cbk, GF_FOP_READ,
+ readv, fd, size, off);
+
+}
+
+
+static int
+fuse_writev_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *stbuf)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ if (op_ret >= 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": WRITE => %d/%"GF_PRI_SIZET",%"PRId64"/%"PRId64,
+ frame->root->unique,
+ op_ret, state->size, state->off, stbuf->st_size);
+
+ fuse_reply_write (req, op_ret);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": WRITE => -1 (%s)", frame->root->unique,
+ strerror(op_errno));
+
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_write (fuse_req_t req,
+ fuse_ino_t ino,
+ const char *buf,
+ size_t size,
+ off_t off,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ struct iovec vector;
+ fd_t *fd = NULL;
+
+ state = state_from_req (req);
+ state->size = size;
+ state->off = off;
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+ vector.iov_base = (void *)buf;
+ vector.iov_len = size;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": WRITE (%p, size=%"GF_PRI_SIZET", offset=%"PRId64")",
+ req_callid (req), fd, size, off);
+
+ FUSE_FOP (state, fuse_writev_cbk, GF_FOP_WRITE,
+ writev, fd, &vector, 1, off);
+ return;
+}
+
+
+static void
+fuse_flush (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ state = state_from_req (req);
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FLUSH %p", req_callid (req), fd);
+
+ FUSE_FOP (state, fuse_err_cbk, GF_FOP_FLUSH,
+ flush, fd);
+
+ return;
+}
+
+
+static void
+fuse_release (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+
+ state = state_from_req (req);
+ state->fd = FI_TO_FD (fi);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": RELEASE %p", req_callid (req), state->fd);
+
+ fd_unref (state->fd);
+
+ fuse_reply_err (req, 0);
+
+ free_state (state);
+ return;
+}
+
+
+static void
+fuse_fsync (fuse_req_t req,
+ fuse_ino_t ino,
+ int datasync,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ state = state_from_req (req);
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": FSYNC %p", req_callid (req), fd);
+
+ FUSE_FOP (state, fuse_err_cbk, GF_FOP_FSYNC,
+ fsync, fd, datasync);
+
+ return;
+}
+
+
+static void
+fuse_opendir (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": OPENDIR %s (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ fd = fd_create (state->loc.inode, get_pid_from_req (req));
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": OPENDIR %s", req_callid (req),
+ state->loc.path);
+
+ FUSE_FOP (state, fuse_fd_cbk, GF_FOP_OPENDIR,
+ opendir, &state->loc, fd);
+}
+
+static int
+fuse_readdir_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ gf_dirent_t *entries)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+ int size = 0;
+ int entry_size = 0;
+ char *buf = NULL;
+ gf_dirent_t *entry = NULL;
+ struct stat stbuf = {0, };
+
+ if (op_ret < 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": READDIR => -1 (%s)", frame->root->unique,
+ strerror (op_errno));
+
+ fuse_reply_err (req, op_errno);
+ goto out;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": READDIR => %d/%"GF_PRI_SIZET",%"PRId64,
+ frame->root->unique, op_ret, state->size, state->off);
+
+ list_for_each_entry (entry, &entries->list, list) {
+ size += fuse_dirent_size (strlen (entry->d_name));
+ }
+
+ buf = CALLOC (1, size);
+ if (!buf) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": READDIR => -1 (%s)", frame->root->unique,
+ strerror (ENOMEM));
+ fuse_reply_err (req, -ENOMEM);
+ goto out;
+ }
+
+ size = 0;
+ list_for_each_entry (entry, &entries->list, list) {
+ stbuf.st_ino = entry->d_ino;
+ entry_size = fuse_dirent_size (strlen (entry->d_name));
+ fuse_add_direntry (req, buf + size, entry_size,
+ entry->d_name, &stbuf,
+ entry->d_off);
+ size += entry_size;
+ }
+
+ fuse_reply_buf (req, (void *)buf, size);
+
+out:
+ free_state (state);
+ STACK_DESTROY (frame->root);
+ if (buf)
+ FREE (buf);
+ return 0;
+
+}
+
+static void
+fuse_readdir (fuse_req_t req,
+ fuse_ino_t ino,
+ size_t size,
+ off_t off,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ state = state_from_req (req);
+ state->size = size;
+ state->off = off;
+ fd = FI_TO_FD (fi);
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": READDIR (%p, size=%"GF_PRI_SIZET", offset=%"PRId64")",
+ req_callid (req), fd, size, off);
+
+ FUSE_FOP (state, fuse_readdir_cbk, GF_FOP_READDIR,
+ readdir, fd, size, off);
+}
+
+
+static void
+fuse_releasedir (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+
+ state = state_from_req (req);
+ state->fd = FI_TO_FD (fi);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": RELEASEDIR %p", req_callid (req), state->fd);
+
+ fd_unref (state->fd);
+
+ fuse_reply_err (req, 0);
+
+ free_state (state);
+
+ return;
+}
+
+
+static void
+fuse_fsyncdir (fuse_req_t req,
+ fuse_ino_t ino,
+ int datasync,
+ struct fuse_file_info *fi)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ fd = FI_TO_FD (fi);
+
+ state = state_from_req (req);
+ state->fd = fd;
+
+ FUSE_FOP (state, fuse_err_cbk, GF_FOP_FSYNCDIR,
+ fsyncdir, fd, datasync);
+
+ return;
+}
+
+
+static int
+fuse_statfs_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct statvfs *buf)
+{
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+ /*
+ Filesystems (like ZFS on solaris) reports
+ different ->f_frsize and ->f_bsize. Old coreutils
+ df tools use statfs() and do not see ->f_frsize.
+ the ->f_blocks, ->f_bavail and ->f_bfree are
+ w.r.t ->f_frsize and not ->f_bsize which makes the
+ df tools report wrong values.
+
+ Scale the block counts to match ->f_bsize.
+ */
+ /* TODO: with old coreutils, f_bsize is taken from stat()'s st_blksize
+ * so the df with old coreutils this wont work :(
+ */
+
+ if (op_ret == 0) {
+#ifndef GF_DARWIN_HOST_OS
+ /* MacFUSE doesn't respect anyof these tweaks */
+ buf->f_blocks *= buf->f_frsize;
+ buf->f_blocks /= BIG_FUSE_CHANNEL_SIZE;
+
+ buf->f_bavail *= buf->f_frsize;
+ buf->f_bavail /= BIG_FUSE_CHANNEL_SIZE;
+
+ buf->f_bfree *= buf->f_frsize;
+ buf->f_bfree /= BIG_FUSE_CHANNEL_SIZE;
+
+ buf->f_frsize = buf->f_bsize = BIG_FUSE_CHANNEL_SIZE;
+#endif /* GF_DARWIN_HOST_OS */
+ fuse_reply_statfs (req, buf);
+
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": ERR => -1 (%s)", frame->root->unique,
+ strerror(op_errno));
+ fuse_reply_err (req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_statfs (fuse_req_t req,
+ fuse_ino_t ino)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, 1, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": STATFS (fuse_loc_fill() fail)",
+ req_callid (req));
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": STATFS", req_callid (req));
+
+ FUSE_FOP (state, fuse_statfs_cbk, GF_FOP_STATFS,
+ statfs, &state->loc);
+}
+
+
+static void
+fuse_setxattr (fuse_req_t req,
+ fuse_ino_t ino,
+ const char *name,
+ const char *value,
+ size_t size,
+ int flags)
+{
+ fuse_state_t *state;
+ char *dict_value = NULL;
+ int32_t ret = -1;
+
+#ifdef DISABLE_POSIX_ACL
+ if (!strncmp (name, "system.", 7)) {
+ fuse_reply_err (req, EOPNOTSUPP);
+ return;
+ }
+#endif
+
+ state = state_from_req (req);
+ state->size = size;
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": SETXATTR %s/%"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req),
+ state->loc.path, (int64_t)ino, name);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ state->dict = get_new_dict ();
+
+ dict_value = memdup (value, size);
+ dict_set (state->dict, (char *)name,
+ data_from_dynptr ((void *)dict_value, size));
+ dict_ref (state->dict);
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": SETXATTR %s/%"PRId64" (%s)", req_callid (req),
+ state->loc.path, (int64_t)ino, name);
+
+ FUSE_FOP (state, fuse_err_cbk, GF_FOP_SETXATTR,
+ setxattr, &state->loc, state->dict, flags);
+
+ return;
+}
+
+
+static int
+fuse_xattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *dict)
+{
+ int need_to_free_dict = 0;
+ int32_t ret = op_ret;
+ char *value = "";
+ fuse_state_t *state = frame->root->state;
+ fuse_req_t req = state->req;
+
+#ifdef GF_DARWIN_HOST_OS
+ /* This is needed in MacFuse, where MacOSX Finder needs some specific
+ * keys to be supported from FS
+ */
+ int32_t dummy_ret = 0;
+ if (state->name) {
+ if (!dict) {
+ dict = get_new_dict ();
+ need_to_free_dict = 1;
+ }
+ dummy_ret = gf_compat_getxattr (state->name, dict);
+ if (dummy_ret != -1)
+ ret = dummy_ret;
+ } else {
+ if (!dict) {
+ dict = get_new_dict ();
+ need_to_free_dict = 1;
+ }
+ dummy_ret = gf_compat_listxattr (ret, dict, state->size);
+ if (dummy_ret != -1)
+ ret = dummy_ret;
+ }
+#endif /* DARWIN */
+
+ if (ret >= 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => %d", frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path, op_ret);
+
+ /* if successful */
+ if (state->name) {
+ /* if callback for getxattr */
+ data_t *value_data = dict_get (dict, state->name);
+ if (value_data) {
+ ret = value_data->len; /* Don't return the value for '\0' */
+ value = value_data->data;
+
+ /* linux kernel limits the size of xattr value to 64k */
+ if (ret > GLUSTERFS_XATTR_LEN_MAX) {
+ fuse_reply_err (req, E2BIG);
+ } else if (state->size) {
+ /* if callback for getxattr and asks for value */
+ fuse_reply_buf (req, value, ret);
+ } else {
+ /* if callback for getxattr and asks for value length only */
+ fuse_reply_xattr (req, ret);
+ } /* if(ret >...)...else if...else */
+ } else if (!strcmp (state->name, "user.glusterfs-booster-volfile")) {
+ fuse_private_t *priv = this->private;
+
+ if (!priv->volfile) {
+ int32_t fd = -1, ret = -1;
+ struct stat st;
+ char *file = NULL;
+
+ memset (&st, 0, sizeof (st));
+ fd = fileno (this->ctx->specfp);
+ ret = fstat (fd, &st);
+ if (ret != 0) {
+ gf_log (this->name,
+ GF_LOG_ERROR,
+ "fstat on fd (%d) failed (%s)", fd, strerror (errno));
+ fuse_reply_err (req, ENODATA);
+ }
+
+ priv->volfile_size = st.st_size;
+ file = priv->volfile = CALLOC (1, priv->volfile_size);
+ ret = lseek (fd, 0, SEEK_SET);
+ while ((ret = read (fd, file, GF_UNIT_KB)) > 0) {
+ file += ret;
+ }
+ }
+
+ if (priv->volfile_size > GLUSTERFS_XATTR_LEN_MAX) {
+ fuse_reply_err (req, E2BIG);
+ } else if (state->size) {
+ /* if callback for getxattr and asks for value */
+ fuse_reply_buf (req, priv->volfile, priv->volfile_size);
+ } else {
+ /* if callback for getxattr and asks for value length only */
+ fuse_reply_xattr (req, priv->volfile_size);
+ } /* if(ret >...)...else if...else */
+ } else if (!strcmp (state->name, "user.glusterfs-booster-path")) {
+ if (state->size) {
+ fuse_reply_buf (req, state->loc.path, strlen (state->loc.path) + 1);
+ } else {
+ fuse_reply_xattr (req, strlen (state->loc.path) + 1);
+ }
+ } else {
+ fuse_reply_err (req, ENODATA);
+ } /* if(value_data)...else */
+ } else {
+ /* if callback for listxattr */
+ int32_t len = 0;
+ data_pair_t *trav = dict->members_list;
+ while (trav) {
+ len += strlen (trav->key) + 1;
+ trav = trav->next;
+ } /* while(trav) */
+ value = alloca (len + 1);
+ ERR_ABORT (value);
+ len = 0;
+ trav = dict->members_list;
+ while (trav) {
+ strcpy (value + len, trav->key);
+ value[len + strlen(trav->key)] = '\0';
+ len += strlen (trav->key) + 1;
+ trav = trav->next;
+ } /* while(trav) */
+ if (state->size) {
+ /* if callback for listxattr and asks for list of keys */
+ fuse_reply_buf (req, value, len);
+ } else {
+ /* if callback for listxattr and asks for length of keys only */
+ fuse_reply_xattr (req, len);
+ } /* if(state->size)...else */
+ } /* if(state->name)...else */
+ } else {
+ /* if failure - no need to check if listxattr or getxattr */
+ if (op_errno != ENODATA) {
+ if (op_errno == ENOTSUP)
+ {
+ gf_fuse_xattr_enotsup_log++;
+ if (!(gf_fuse_xattr_enotsup_log % GF_UNIVERSAL_ANSWER))
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "[ ERROR ] Extended attribute not supported by the backend storage");
+ }
+ else
+ {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": %s() %s => -1 (%s)",
+ frame->root->unique,
+ gf_fop_list[frame->root->op],
+ state->loc.path, strerror(op_errno));
+ }
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": %s() %s => -1 (%s)",
+ frame->root->unique,
+ gf_fop_list[frame->root->op], state->loc.path,
+ strerror(op_errno));
+ } /* if(op_errno!= ENODATA)...else */
+
+ fuse_reply_err (req, op_errno);
+ } /* if(op_ret>=0)...else */
+
+ if (need_to_free_dict)
+ dict_unref (dict);
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_getxattr (fuse_req_t req,
+ fuse_ino_t ino,
+ const char *name,
+ size_t size)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+#ifdef DISABLE_POSIX_ACL
+ if (!strncmp (name, "system.", 7)) {
+ fuse_reply_err (req, ENODATA);
+ return;
+ }
+#endif
+
+ state = state_from_req (req);
+ state->size = size;
+ state->name = strdup (name);
+
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": GETXATTR %s/%"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path, (int64_t)ino, name);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": GETXATTR %s/%"PRId64" (%s)", req_callid (req),
+ state->loc.path, (int64_t)ino, name);
+
+ FUSE_FOP (state, fuse_xattr_cbk, GF_FOP_GETXATTR,
+ getxattr, &state->loc, name);
+
+ return;
+}
+
+
+static void
+fuse_listxattr (fuse_req_t req,
+ fuse_ino_t ino,
+ size_t size)
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ state->size = size;
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": LISTXATTR %s/%"PRId64" (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path, (int64_t)ino);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": LISTXATTR %s/%"PRId64, req_callid (req),
+ state->loc.path, (int64_t)ino);
+
+ FUSE_FOP (state, fuse_xattr_cbk, GF_FOP_GETXATTR,
+ getxattr, &state->loc, NULL);
+
+ return;
+}
+
+
+static void
+fuse_removexattr (fuse_req_t req,
+ fuse_ino_t ino,
+ const char *name)
+
+{
+ fuse_state_t *state;
+ int32_t ret = -1;
+
+ state = state_from_req (req);
+ ret = fuse_loc_fill (&state->loc, state, ino, 0, NULL);
+ if ((state->loc.inode == NULL) ||
+ (ret < 0)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": REMOVEXATTR %s/%"PRId64" (%s) (fuse_loc_fill() failed)",
+ req_callid (req), state->loc.path, (int64_t)ino, name);
+
+ fuse_reply_err (req, EINVAL);
+ free_state (state);
+ return;
+ }
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": REMOVEXATTR %s/%"PRId64" (%s)", req_callid (req),
+ state->loc.path, (int64_t)ino, name);
+
+ FUSE_FOP (state, fuse_err_cbk, GF_FOP_REMOVEXATTR,
+ removexattr, &state->loc, name);
+
+ return;
+}
+
+
+static int gf_fuse_lk_enosys_log;
+
+static int
+fuse_getlk_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct flock *lock)
+{
+ fuse_state_t *state = frame->root->state;
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": ERR => 0", frame->root->unique);
+ fuse_reply_lock (state->req, lock);
+ } else {
+ if (op_errno == ENOSYS) {
+ gf_fuse_lk_enosys_log++;
+ if (!(gf_fuse_lk_enosys_log % GF_UNIVERSAL_ANSWER)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "[ ERROR ] loading 'features/posix-locks' on server side may help your application");
+ }
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "%"PRId64": ERR => -1 (%s)",
+ frame->root->unique, strerror (op_errno));
+ }
+ fuse_reply_err (state->req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_getlk (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi,
+ struct flock *lock)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ fd = FI_TO_FD (fi);
+ state = state_from_req (req);
+ state->req = req;
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": GETLK %p", req_callid (req), fd);
+
+ FUSE_FOP (state, fuse_getlk_cbk, GF_FOP_LK,
+ lk, fd, F_GETLK, lock);
+
+ return;
+}
+
+
+static int
+fuse_setlk_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct flock *lock)
+{
+ fuse_state_t *state = frame->root->state;
+
+ if (op_ret == 0) {
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": ERR => 0", frame->root->unique);
+ fuse_reply_err (state->req, 0);
+ } else {
+ if (op_errno == ENOSYS) {
+ gf_fuse_lk_enosys_log++;
+ if (!(gf_fuse_lk_enosys_log % GF_UNIVERSAL_ANSWER)) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "[ ERROR ] loading 'features/posix-locks' on server side may help your application");
+ }
+ } else {
+ gf_log ("glusterfs-fuse",
+ (op_errno == EAGAIN) ? GF_LOG_DEBUG : GF_LOG_ERROR,
+ "%"PRId64": ERR => -1 (%s)",
+ frame->root->unique, strerror (op_errno));
+ }
+
+ fuse_reply_err (state->req, op_errno);
+ }
+
+ free_state (state);
+ STACK_DESTROY (frame->root);
+
+ return 0;
+}
+
+
+static void
+fuse_setlk (fuse_req_t req,
+ fuse_ino_t ino,
+ struct fuse_file_info *fi,
+ struct flock *lock,
+ int sleep)
+{
+ fuse_state_t *state;
+ fd_t *fd = NULL;
+
+ fd = FI_TO_FD (fi);
+ state = state_from_req (req);
+ state->req = req;
+ state->fd = fd;
+
+ gf_log ("glusterfs-fuse", GF_LOG_DEBUG,
+ "%"PRId64": SETLK %p (sleep=%d)", req_callid (req), fd,
+ sleep);
+
+ FUSE_FOP (state, fuse_setlk_cbk, GF_FOP_LK,
+ lk, fd, (sleep ? F_SETLKW : F_SETLK), lock);
+
+ return;
+}
+
+
+static void
+fuse_init (void *data, struct fuse_conn_info *conn)
+{
+ xlator_t *this_xl = NULL;
+
+ if (data == NULL) {
+ return ;
+ }
+
+ this_xl = data;
+
+ this_xl->itable = inode_table_new (0, this_xl);
+
+ return ;
+}
+
+static void
+fuse_destroy (void *data)
+{
+
+}
+
+static struct fuse_lowlevel_ops fuse_ops = {
+ .init = fuse_init,
+ .destroy = fuse_destroy,
+ .lookup = fuse_lookup,
+ .forget = fuse_forget,
+ .getattr = fuse_getattr,
+ .setattr = fuse_setattr,
+ .opendir = fuse_opendir,
+ .readdir = fuse_readdir,
+ .releasedir = fuse_releasedir,
+ .access = fuse_access,
+ .readlink = fuse_readlink,
+ .mknod = fuse_mknod,
+ .mkdir = fuse_mkdir,
+ .unlink = fuse_unlink,
+ .rmdir = fuse_rmdir,
+ .symlink = fuse_symlink,
+ .rename = fuse_rename,
+ .link = fuse_link,
+ .create = fuse_create,
+ .open = fuse_open,
+ .read = fuse_readv,
+ .write = fuse_write,
+ .flush = fuse_flush,
+ .release = fuse_release,
+ .fsync = fuse_fsync,
+ .fsyncdir = fuse_fsyncdir,
+ .statfs = fuse_statfs,
+ .setxattr = fuse_setxattr,
+ .getxattr = fuse_getxattr,
+ .listxattr = fuse_listxattr,
+ .removexattr = fuse_removexattr,
+ .getlk = fuse_getlk,
+ .setlk = fuse_setlk
+};
+
+
+static void *
+fuse_thread_proc (void *data)
+{
+ char *mount_point = NULL;
+ xlator_t *this = data;
+ fuse_private_t *priv = this->private;
+ int32_t res = 0;
+ data_t *buf = priv->buf;
+ int32_t ref = 0;
+ size_t chan_size = fuse_chan_bufsize (priv->ch);
+ char *recvbuf = CALLOC (1, chan_size);
+ ERR_ABORT (recvbuf);
+
+ while (!fuse_session_exited (priv->se)) {
+
+
+ res = fuse_chan_receive (priv->ch,
+ recvbuf,
+ chan_size);
+
+ if (res == -1) {
+ if (errno != EINTR) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "fuse_chan_receive() returned -1 (%d)", errno);
+ }
+ if (errno == ENODEV)
+ break;
+ continue;
+ }
+
+ buf = priv->buf;
+
+ if (res && res != -1) {
+ if (buf->len < (res)) {
+ if (buf->data) {
+ FREE (buf->data);
+ buf->data = NULL;
+ }
+ buf->data = CALLOC (1, res);
+ ERR_ABORT (buf->data);
+ buf->len = res;
+ }
+ memcpy (buf->data, recvbuf, res); // evil evil
+
+ fuse_session_process (priv->se,
+ buf->data,
+ res,
+ priv->ch);
+ }
+
+ LOCK (&buf->lock);
+ ref = buf->refcount;
+ UNLOCK (&buf->lock);
+ if (1) {
+ data_unref (buf);
+
+ priv->buf = data_ref (data_from_dynptr (NULL, 0));
+ }
+ }
+ if (dict_get (this->options, ZR_MOUNTPOINT_OPT))
+ mount_point = data_to_str (dict_get (this->options,
+ ZR_MOUNTPOINT_OPT));
+ if (mount_point) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "unmounting %s", mount_point);
+ dict_del (this->options, ZR_MOUNTPOINT_OPT);
+ }
+ fuse_session_remove_chan (priv->ch);
+ fuse_session_destroy (priv->se);
+ // fuse_unmount (priv->mount_point, priv->ch);
+
+ raise (SIGTERM);
+
+ return NULL;
+}
+
+
+int32_t
+notify (xlator_t *this, int32_t event,
+ void *data, ...)
+{
+
+ switch (event)
+ {
+ case GF_EVENT_CHILD_UP:
+
+#ifndef GF_DARWIN_HOST_OS
+ /*
+ * This is because macfuse sends statfs() once the fuse thread
+ * gets activated, and by that time if the client is not
+ * connected, it give 'Device not configured' error. Hence,
+ * create thread only when client sends CHILD_UP (ie, client
+ * is connected).
+ */
+
+ /* TODO: somehow, try to get the mountpoint active as soon as
+ * init() is complete, so that the hang effect when the
+ * server is not not started is removed.
+ */
+
+ /* This code causes problem with 'automount' too */
+ /* case GF_EVENT_CHILD_CONNECTING: */
+#endif /* DARWIN */
+
+ {
+ fuse_private_t *private = this->private;
+ int32_t ret = 0;
+
+ if (!private->fuse_thread_started)
+ {
+ private->fuse_thread_started = 1;
+
+ ret = pthread_create (&private->fuse_thread, NULL,
+ fuse_thread_proc, this);
+
+ if (ret != 0)
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "pthread_create() failed (%s)", strerror (errno));
+ assert (ret == 0);
+ }
+ break;
+ }
+ case GF_EVENT_PARENT_UP:
+ {
+ default_notify (this, GF_EVENT_PARENT_UP, data);
+ }
+ default:
+ break;
+ }
+ return 0;
+}
+
+int
+init (xlator_t *this_xl)
+{
+ int ret = 0;
+ dict_t *options = NULL;
+ char *value_string = NULL;
+ fuse_private_t *priv = NULL;
+ struct stat stbuf = {0,};
+
+#ifdef GF_DARWIN_HOST_OS
+ int fuse_argc = 9;
+ char *fuse_argv[] = {"glusterfs",
+ "-o", "allow_other",
+ "-o", "default_permissions",
+ "-o", "fsname=glusterfs",
+ "-o", "local",
+ NULL};
+
+#elif GF_LINUX_HOST_OS /* ! DARWIN_OS */
+ int fuse_argc = 19;
+
+ char *fuse_argv[] = {"glusterfs",
+ "-o", "nonempty",
+ "-o", "max_readahead=1048576",
+ "-o", "max_read=1048576",
+ "-o", "max_write=1048576",
+ "-o", "allow_other",
+ "-o", "default_permissions",
+ "-o", "fsname=glusterfs",
+ "-o", "dev",
+ "-o", "suid",
+ NULL};
+
+#else /* BSD || SOLARIS */
+ /* BSD fuse doesn't support '-o dev', '-o nonempty' option */
+ int fuse_argc = 15;
+
+ char *fuse_argv[] = {"glusterfs",
+ "-o", "max_readahead=1048576",
+ "-o", "max_read=1048576",
+ "-o", "max_write=1048576",
+ "-o", "allow_other",
+ "-o", "default_permissions",
+ "-o", "fsname=glusterfs",
+ "-o", "suid",
+ NULL};
+
+#endif /* ! DARWIN_OS || ! LINUX */
+ struct fuse_args args = FUSE_ARGS_INIT (fuse_argc, fuse_argv);
+
+ if (this_xl == NULL)
+ return -1;
+
+ if (this_xl->options == NULL)
+ return -1;
+
+ options = this_xl->options;
+
+ if (this_xl->name == NULL)
+ this_xl->name = strdup ("fuse");
+
+ priv = CALLOC (1, sizeof (*priv));
+ ERR_ABORT (priv);
+ this_xl->private = (void *) priv;
+
+
+#ifdef GF_DARWIN_HOST_OS
+ if (dict_get (options, "macfuse-local")) {
+ /* This way, GlusterFS will be detected as 'servers' instead
+ * of 'devices'. This method is useful if you want to do
+ * 'umount <mount_point>' over network, instead of 'eject'ing
+ * it from desktop. Works better for servers
+ */
+ /* Make the '-o local' in argv as NULL, so that its not
+ in effect */
+ fuse_argv[--args.argc] = NULL;
+ fuse_argv[--args.argc] = NULL;
+ }
+#endif /* ! DARWIN */
+
+ /* get options from option dictionary */
+ ret = dict_get_str (options, ZR_MOUNTPOINT_OPT, &value_string);
+ if (value_string == NULL) {
+ gf_log ("fuse", GF_LOG_ERROR,
+ "mandatory option mountpoint is not specified");
+ return -1;
+ }
+
+ if (stat (value_string, &stbuf) != 0) {
+ if (errno == ENOENT) {
+ gf_log (this_xl->name, GF_LOG_ERROR ,
+ "%s %s does not exist",
+ ZR_MOUNTPOINT_OPT, value_string);
+ } else if (errno == ENOTCONN) {
+ gf_log (this_xl->name, GF_LOG_ERROR ,
+ "mountpoint %s seems to have a stale "
+ "mount, run 'umount %s' and try again",
+ value_string, value_string);
+ } else {
+ gf_log (this_xl->name, GF_LOG_ERROR ,
+ "%s %s : stat returned %s",
+ ZR_MOUNTPOINT_OPT,
+ value_string, strerror (errno));
+ }
+ return -1;
+ }
+
+ if (S_ISDIR (stbuf.st_mode) == 0) {
+ gf_log (this_xl->name, GF_LOG_ERROR ,
+ "%s %s is not a directory",
+ ZR_MOUNTPOINT_OPT, value_string);
+ return -1;
+ }
+ priv->mount_point = strdup (value_string);
+
+
+ ret = dict_get_uint32 (options, "attribute-timeout",
+ &priv->attribute_timeout);
+ if (!priv->attribute_timeout)
+ priv->attribute_timeout = 1; /* default */
+
+ ret = dict_get_uint32 (options, "entry-timeout",
+ &priv->entry_timeout);
+ if (!priv->entry_timeout)
+ priv->entry_timeout = 1; /* default */
+
+
+ priv->direct_io_mode = 1;
+ ret = dict_get_str (options, ZR_DIRECT_IO_OPT, &value_string);
+ if (value_string) {
+ ret = gf_string2boolean (value_string, &priv->direct_io_mode);
+ }
+
+ priv->ch = fuse_mount (priv->mount_point, &args);
+ if (priv->ch == NULL) {
+ if (errno == ENOTCONN) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "A stale mount present on %s. "
+ "run 'umount %s' and try again",
+ priv->mount_point,
+ priv->mount_point);
+ } else {
+ if (errno == ENOENT) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "unable to mount on %s. run "
+ "'modprobe fuse' and try again",
+ priv->mount_point);
+ } else {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "fuse_mount() failed with error %s "
+ "on mount point %s",
+ strerror (errno),
+ priv->mount_point);
+ }
+ }
+
+ goto cleanup_exit;
+ }
+
+ priv->se = fuse_lowlevel_new (&args, &fuse_ops,
+ sizeof (fuse_ops), this_xl);
+ if (priv->se == NULL) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "fuse_lowlevel_new() failed with error %s on "
+ "mount point %s",
+ strerror (errno), priv->mount_point);
+ goto umount_exit;
+ }
+
+ ret = fuse_set_signal_handlers (priv->se);
+ if (ret == -1) {
+ gf_log ("glusterfs-fuse", GF_LOG_ERROR,
+ "fuse_set_signal_handlers() failed on mount point %s",
+ priv->mount_point);
+ goto umount_exit;
+ }
+
+ fuse_opt_free_args (&args);
+
+ fuse_session_add_chan (priv->se, priv->ch);
+
+ priv->fd = fuse_chan_fd (priv->ch);
+ priv->buf = data_ref (data_from_dynptr (NULL, 0));
+
+ this_xl->ctx->top = this_xl;
+ return 0;
+
+umount_exit:
+ fuse_unmount (priv->mount_point, priv->ch);
+cleanup_exit:
+ fuse_opt_free_args (&args);
+ FREE (priv->mount_point);
+ FREE (priv);
+ return -1;
+}
+
+
+void
+fini (xlator_t *this_xl)
+{
+ fuse_private_t *priv = NULL;
+ char *mount_point = NULL;
+
+ if (this_xl == NULL)
+ return;
+
+ if ((priv = this_xl->private) == NULL)
+ return;
+
+ if (dict_get (this_xl->options, ZR_MOUNTPOINT_OPT))
+ mount_point = data_to_str (dict_get (this_xl->options,
+ ZR_MOUNTPOINT_OPT));
+ if (mount_point != NULL) {
+ gf_log (this_xl->name, GF_LOG_WARNING,
+ "unmounting '%s'", mount_point);
+
+ dict_del (this_xl->options, ZR_MOUNTPOINT_OPT);
+ fuse_session_exit (priv->se);
+ fuse_unmount (mount_point, priv->ch);
+ }
+}
+
+struct xlator_fops fops = {
+};
+
+struct xlator_cbks cbks = {
+};
+
+struct xlator_mops mops = {
+};
+
+struct volume_options options[] = {
+ { .key = {"direct-io-mode"},
+ .type = GF_OPTION_TYPE_BOOL
+ },
+ { .key = {"macfuse-local"},
+ .type = GF_OPTION_TYPE_BOOL
+ },
+ { .key = {"mountpoint", "mount-point"},
+ .type = GF_OPTION_TYPE_PATH
+ },
+ { .key = {"attribute-timeout"},
+ .type = GF_OPTION_TYPE_TIME,
+ .min = 0,
+ .max = 3600
+ },
+ { .key = {"entry-timeout"},
+ .type = GF_OPTION_TYPE_TIME,
+ .min = 0,
+ .max = 3600
+ },
+ { .key = {NULL} },
+};
diff --git a/xlators/mount/fuse/src/fuse-extra.c b/xlators/mount/fuse/src/fuse-extra.c
new file mode 100644
index 00000000000..93574d174d5
--- /dev/null
+++ b/xlators/mount/fuse/src/fuse-extra.c
@@ -0,0 +1,137 @@
+/*
+ Copyright (c) 2006, 2007, 2008 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 /* _CONFIG_H */
+
+#include "fuse-extra.h"
+#include "common-utils.h"
+#include <stdio.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <string.h>
+#include "common-utils.h"
+
+struct fuse_req;
+struct fuse_ll;
+
+struct fuse_req {
+ struct fuse_ll *f;
+ uint64_t unique;
+ int ctr;
+ pthread_mutex_t lock;
+ struct fuse_ctx ctx;
+ struct fuse_chan *ch;
+ int interrupted;
+ union {
+ struct {
+ uint64_t unique;
+ } i;
+ struct {
+ fuse_interrupt_func_t func;
+ void *data;
+ } ni;
+ } u;
+ struct fuse_req *next;
+ struct fuse_req *prev;
+};
+
+struct fuse_ll {
+ int debug;
+ int allow_root;
+ struct fuse_lowlevel_ops op;
+ int got_init;
+ void *userdata;
+ uid_t owner;
+ struct fuse_conn_info conn;
+ struct fuse_req list;
+ struct fuse_req interrupts;
+ pthread_mutex_t lock;
+ int got_destroy;
+};
+
+struct fuse_out_header {
+ uint32_t len;
+ int32_t error;
+ uint64_t unique;
+};
+
+uint64_t req_callid (fuse_req_t req)
+{
+ return req->unique;
+}
+
+static void destroy_req(fuse_req_t req)
+{
+ pthread_mutex_destroy (&req->lock);
+ FREE (req);
+}
+
+static void list_del_req(struct fuse_req *req)
+{
+ struct fuse_req *prev = req->prev;
+ struct fuse_req *next = req->next;
+ prev->next = next;
+ next->prev = prev;
+}
+
+static void
+free_req (fuse_req_t req)
+{
+ int ctr;
+ struct fuse_ll *f = req->f;
+
+ pthread_mutex_lock(&req->lock);
+ req->u.ni.func = NULL;
+ req->u.ni.data = NULL;
+ pthread_mutex_unlock(&req->lock);
+
+ pthread_mutex_lock(&f->lock);
+ list_del_req(req);
+ ctr = --req->ctr;
+ pthread_mutex_unlock(&f->lock);
+ if (!ctr)
+ destroy_req(req);
+}
+
+int32_t
+fuse_reply_vec (fuse_req_t req,
+ struct iovec *vector,
+ int32_t count)
+{
+ int32_t error = 0;
+ struct fuse_out_header out;
+ struct iovec *iov;
+ int res;
+
+ iov = alloca ((count + 1) * sizeof (*vector));
+ out.unique = req->unique;
+ out.error = error;
+ iov[0].iov_base = &out;
+ iov[0].iov_len = sizeof(struct fuse_out_header);
+ memcpy (&iov[1], vector, count * sizeof (*vector));
+ count++;
+ out.len = iov_length(iov, count);
+ res = fuse_chan_send(req->ch, iov, count);
+ free_req(req);
+
+ return res;
+}
diff --git a/xlators/mount/fuse/src/fuse-extra.h b/xlators/mount/fuse/src/fuse-extra.h
new file mode 100644
index 00000000000..0e8052b5a34
--- /dev/null
+++ b/xlators/mount/fuse/src/fuse-extra.h
@@ -0,0 +1,42 @@
+/*
+ Copyright (c) 2007, 2008 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 _FUSE_EXTRA_H
+#define _FUSE_EXTRA_H
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif /* _CONFIG_H */
+
+#include <stdlib.h>
+#include <fuse/fuse_lowlevel.h>
+
+#define GLUSTERFS_XATTR_LEN_MAX 65536
+
+uint64_t req_callid (fuse_req_t req);
+
+size_t fuse_dirent_size (size_t dname_len);
+
+int32_t
+fuse_reply_vec (fuse_req_t req,
+ struct iovec *vector,
+ int32_t count);
+
+#endif /* _FUSE_EXTRA_H */
diff --git a/xlators/mount/fuse/utils/Makefile.am b/xlators/mount/fuse/utils/Makefile.am
new file mode 100644
index 00000000000..1217c30dafa
--- /dev/null
+++ b/xlators/mount/fuse/utils/Makefile.am
@@ -0,0 +1,10 @@
+utildir = $(destdir)/sbin
+
+if GF_DARWIN_HOST_OS
+util_SCRIPTS = mount_glusterfs
+else
+util_SCRIPTS = mount.glusterfs
+endif
+
+CLEANFILES =
+
diff --git a/xlators/mount/fuse/utils/mount.glusterfs.in b/xlators/mount/fuse/utils/mount.glusterfs.in
new file mode 100755
index 00000000000..481fd265fff
--- /dev/null
+++ b/xlators/mount/fuse/utils/mount.glusterfs.in
@@ -0,0 +1,152 @@
+#!/bin/sh
+# (C) 2006, 2007, 2008 Z RESEARCH Inc. <http://www.zresearch.com>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public
+# License along with this program; if not, write to the Free
+# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301 USA
+
+
+
+_init ()
+{
+ # log level definitions
+ LOG_NONE=NONE;
+ LOG_CRITICAL=CRITICAL;
+ LOG_ERROR=ERROR;
+ LOG_WARNING=WARNING;
+ LOG_DEBUG=DEBUG;
+
+ # set default log level to ERROR
+ log_level=$LOG_WARNING;
+}
+
+start_glusterfs ()
+{
+ prefix="@prefix@";
+ exec_prefix=@exec_prefix@;
+ cmd_line=$(echo "@sbindir@/glusterfs");
+
+ if [ -n "$log_level_str" ]; then
+ case "$log_level_str" in
+ "ERROR")
+ log_level=$LOG_ERROR;
+ ;;
+ "DEBUG")
+ log_level=$LOG_DEBUG;
+ ;;
+ "CRITICAL")
+ log_level=$LOG_CRITICAL;
+ ;;
+ "WARNING")
+ log_level=$LOG_WARNING;
+ ;;
+ "NONE")
+ log_level=$LOG_NONE;
+ ;;
+ *)
+ echo "invalid log level $log_level_str, using ERROR";
+ log_level=$LOG_ERROR;
+ ;;
+ esac
+ fi
+ cmd_line=$(echo "$cmd_line --log-level=$log_level");
+
+ if [ -n "$log_file" ]; then
+ cmd_line=$(echo "$cmd_line --log-file=$log_file");
+ fi
+
+ if [ -n "$direct_io_mode" ]; then
+ cmd_line=$(echo "$cmd_line --direct-io-mode=$direct_io_mode");
+ fi
+
+ if [ -z "$volfile_loc" ]; then
+ if [ -n "$transport" ]; then
+ cmd_line=$(echo "$cmd_line \
+--volfile-server=$server_ip \
+--volfile-server-port=$server_port \
+--volfile-server-transport=$transport");
+ else
+ cmd_line=$(echo "$cmd_line \
+--volfile-server=$server_ip \
+--volfile-server-port=$server_port");
+ fi
+ else
+ cmd_line=$(echo "$cmd_line --volfile=$volfile_loc");
+ fi
+
+ if [ -n "$volume_name" ]; then
+ cmd_line=$(echo "$cmd_line --volume-name=$volume_name");
+ fi
+
+ if [ -n "$volume_id" ]; then
+ cmd_line=$(echo "$cmd_line --volfile-id=$volume_id");
+ fi
+
+ cmd_line=$(echo "$cmd_line $mount_point");
+ exec $cmd_line;
+}
+
+
+main ()
+{
+ options=$(echo "$@" | sed -n 's/.*\-o[ ]*\([^ ]*\).*/\1/p');
+ new_log_level=$(echo "$options" | sed -n 's/.*log-level=\([^,]*\).*/\1/p');
+
+ [ -n "$new_log_level" ] && {
+ log_level_str="$new_log_level";
+ }
+ log_file=$(echo "$options" | sed -n 's/.*log-file=\([^,]*\).*/\1/p');
+
+ transport=$(echo "$options" | sed -n 's/.*transport=\([^,]*\).*/\1/p');
+
+ direct_io_mode=$(echo "$options" | sed -n 's/.*direct-io-mode=\([^,]*\).*/\1/p');
+
+ volume_name=$(echo "$options" | sed -n 's/.*volume-name=\([^,]*\).*/\1/p');
+
+ volume_id=$(echo "$options" | sed -n 's/.*volume-id=\([^,]*\).*/\1/p');
+
+ volfile_loc="$1";
+
+ [ -r "$volfile_loc" ] || {
+ server_ip=$(echo "$volfile_loc" | sed -n 's/\([^\:]*\).*/\1/p');
+ server_port=$(echo "$volfile_loc" | sed -n 's/.*:\([^ ]*\).*/\1/p');
+ [ -n "$server_port" ] || {
+ server_port="6996";
+ }
+
+ volfile_loc="";
+ }
+ new_fs_options=$(echo "$options" | sed -e 's/[,]*log-file=[^,]*//' \
+ -e 's/[,]*log-level=[^,]*//' \
+ -e 's/[,]*volume-name=[^,]*//' \
+ -e 's/[,]*direct-io-mode=[^,]*//' \
+ -e 's/[,]*transport=[^,]*//' \
+ -e 's/[,]*volume-id=[^,]*//');
+ # following line is product of love towards sed
+ # $2=$(echo "$@" | sed -n 's/[^ ]* \([^ ]*\).*/\1/p');
+
+ mount_point="$2";
+
+ # Simple check to avoid multiple identical mounts
+ if grep -q "glusterfs $mount_point fuse" /etc/mtab; then
+ echo "$0: according to mtab, GlusterFS is already mounted on $mount_point"
+ exit 1
+ fi
+
+ fs_options=$(echo "$fs_options,$new_fs_options");
+
+ start_glusterfs;
+}
+
+_init "$@" && main "$@";
diff --git a/xlators/mount/fuse/utils/mount_glusterfs.in b/xlators/mount/fuse/utils/mount_glusterfs.in
new file mode 100755
index 00000000000..1376a8897ab
--- /dev/null
+++ b/xlators/mount/fuse/utils/mount_glusterfs.in
@@ -0,0 +1,181 @@
+#!/bin/sh
+# (C) 2008 Z RESEARCH Inc. <http://www.zresearch.com>
+#
+# This program 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 2 of
+# the License, or (at your option) any later version.
+#
+# This program 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, write to the Free
+# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301 USA
+
+
+
+_init ()
+{
+ # log level definitions
+ LOG_NONE=NONE;
+ LOG_CRITICAL=CRITICAL;
+ LOG_ERROR=ERROR;
+ LOG_WARNING=WARNING;
+ LOG_DEBUG=DEBUG;
+
+ # set default log level to ERROR
+ log_level=$LOG_WARNING;
+}
+
+start_glusterfs ()
+{
+ prefix="@prefix@";
+ exec_prefix=@exec_prefix@;
+ cmd_line=$(echo "@sbindir@/glusterfs");
+
+ if [ -n "$log_level_str" ]; then
+ case "$log_level_str" in
+ "ERROR")
+ log_level=$LOG_ERROR;
+ ;;
+ "DEBUG")
+ log_level=$LOG_DEBUG;
+ ;;
+ "CRITICAL")
+ log_level=$LOG_CRITICAL;
+ ;;
+ "WARNING")
+ log_level=$LOG_WARNING;
+ ;;
+ "NONE")
+ log_level=$LOG_NONE;
+ ;;
+ *)
+ echo "invalid log level $log_level_str, using ERROR";
+ log_level=$LOG_WARNING;
+ ;;
+ esac
+ fi
+ cmd_line=$(echo "$cmd_line --log-level=$log_level");
+
+ if [ -n "$log_file" ]; then
+ cmd_line=$(echo "$cmd_line --log-file=$log_file");
+ fi
+
+ if [ -n "$direct_io_mode" ]; then
+ cmd_line=$(echo "$cmd_line --direct-io-mode=$direct_io_mode");
+ fi
+
+ if [ -z "$volfile_loc" ]; then
+ if [ -n "$transport" ]; then
+ cmd_line=$(echo "$cmd_line \
+--volfile-server=$server_ip \
+--volfile-server-port=$server_port \
+--volfile-server-transport=$transport");
+ else
+ cmd_line=$(echo "$cmd_line \
+--volfile-server=$server_ip \
+--volfile-server-port=$server_port");
+ fi
+ else
+ cmd_line=$(echo "$cmd_line --volfile=$volfile_loc");
+ fi
+
+ if [ -n "$volume_name" ]; then
+ cmd_line=$(echo "$cmd_line --volume-name=$volume_name");
+ fi
+
+ if [ -n "$volume_id" ]; then
+ cmd_line=$(echo "$cmd_line --volfile-id=$volume_id");
+ fi
+
+ cmd_line=$(echo "$cmd_line $mount_point");
+ exec $cmd_line;
+}
+
+
+main ()
+{
+
+ new_log_level=""
+ log_file=""
+ transport=""
+ direct_io_mode=""
+ volume_name=""
+ new_fs_options=""
+
+ while getopts o: opt; do
+ case "$opt" in
+ o)
+ options=$(echo $OPTARG | sed -n 's/.*\-o[ ]*\([^ ]*\).*/\1/p');
+ [ -z $new_log_level ] && {
+ new_log_level=$(echo "$options" | sed -n 's/.*log-level=\([^,]*\).*/\1/p');
+ }
+
+ [ -z $log_file ] && {
+ log_file=$(echo "$options" | sed -n 's/.*log-file=\([^,]*\).*/\1/p');
+ }
+
+ [ -z $transport ] && {
+ transport=$(echo "$options" | sed -n 's/.*transport=\([^,]*\).*/\1/p');
+ }
+
+ [ -z $direct_io_mode ] && {
+ direct_io_mode=$(echo "$options" | sed -n 's/.*direct-io-mode=\([^,]*\).*/\1/p');
+ }
+
+ [ -z $volume_name ] && {
+ volume_name=$(echo "$options" | sed -n 's/.*volume-name=\([^,]*\).*/\1/p');
+ }
+
+ [ -z $volume_id ] && {
+ volume_id=$(echo "$options" | sed -n 's/.*volume-id=\([^,]*\).*/\1/p');
+ }
+
+ this_option=$(echo "$options" | sed -e 's/[,]*log-file=[^,]*//' \
+ -e 's/[,]*log-level=[^,]*//' \
+ -e 's/[,]*volume-name=[^,]*//' \
+ -e 's/[,]*direct-io-mode=[^,]*//' \
+ -e 's/[,]*transport=[^,]*//' \
+ -e 's/[,]*volume-id=[^,]*//');
+ new_fs_options="$new_fs_options $this_option";
+ ;;
+ esac
+ done
+
+ [ -n "$new_log_level" ] && {
+ log_level_str="$new_log_level";
+ }
+
+ # TODO: use getopt. This is very much darwin specific
+ volfile_loc="$1";
+ while [ "$volfile_loc" == "-o" ] ; do
+ shift ;
+ shift ;
+ volfile_loc="$1";
+ done
+
+ [ -r "$volfile_loc" ] || {
+ server_ip=$(echo "$volfile_loc" | sed -n 's/\([^\:]*\).*/\1/p');
+ server_port=$(echo "$volfile_loc" | sed -n 's/.*:\([^ ]*\).*/\1/p');
+ [ -n "$server_port" ] || {
+ server_port="6996";
+ }
+
+ volfile_loc="";
+ }
+ # following line is product of love towards sed
+ # $2=$(echo "$@" | sed -n 's/[^ ]* \([^ ]*\).*/\1/p');
+
+ mount_point="$2";
+
+ fs_options=$(echo "$fs_options,$new_fs_options");
+
+ start_glusterfs;
+}
+
+_init "$@" && main "$@";
generated by cgit (git 2.34.1) at 2024-11-15 11:04:50 +0000