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authorMohammed Rafi KC <rkavunga@redhat.com>2015-10-15 19:40:55 +0530
committerRaghavendra G <rgowdapp@redhat.com>2015-11-08 21:29:25 -0800
commita37eb179111b848925928009903cc4a98c0781e3 (patch)
tree9e1f1d85e8466b4bbf257f1284d2caf4504dc873 /xlators/mount/fuse
parent06630972e786c205a485693f66039cd9bb10dc9d (diff)
Revert "fuse: resolve complete path after a graph switch"
This reverts commit d0edb6d555d687f76837515207b9408be0bdd55e. The same functionality will be provided in a different patch Change-Id: I3139478b218fa32e803bb088df585fbbdf94af34 BUG: 1272949 Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com> Reviewed-on: http://review.gluster.org/12375 Tested-by: NetBSD Build System <jenkins@build.gluster.org> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: N Balachandran <nbalacha@redhat.com> Reviewed-by: Raghavendra G <rgowdapp@redhat.com>
Diffstat (limited to 'xlators/mount/fuse')
-rw-r--r--xlators/mount/fuse/src/fuse-bridge.c49
-rw-r--r--xlators/mount/fuse/src/fuse-bridge.h7
-rw-r--r--xlators/mount/fuse/src/fuse-resolve.c113
3 files changed, 16 insertions, 153 deletions
diff --git a/xlators/mount/fuse/src/fuse-bridge.c b/xlators/mount/fuse/src/fuse-bridge.c
index c8b72dac8bc..72dba93d5fc 100644
--- a/xlators/mount/fuse/src/fuse-bridge.c
+++ b/xlators/mount/fuse/src/fuse-bridge.c
@@ -4163,21 +4163,18 @@ fuse_first_lookup (xlator_t *this)
int
-fuse_nameless_lookup (xlator_t *xl, uuid_t gfid, loc_t *loc,
- gf_boolean_t resolve_path)
+fuse_nameless_lookup (xlator_t *xl, uuid_t gfid, loc_t *loc)
{
int ret = -1;
dict_t *xattr_req = NULL;
struct iatt iatt = {0, };
inode_t *linked_inode = NULL;
- inode_t *inode = NULL;
- char *path = NULL;
- dict_t *xattr_ret = NULL;
if ((loc == NULL) || (xl == NULL)) {
ret = -EINVAL;
goto out;
}
+
if (loc->inode == NULL) {
loc->inode = inode_new (xl->itable);
if (loc->inode == NULL) {
@@ -4187,9 +4184,6 @@ fuse_nameless_lookup (xlator_t *xl, uuid_t gfid, loc_t *loc,
}
gf_uuid_copy (loc->gfid, gfid);
- if (gf_uuid_is_null (loc->gfid)) {
- goto out;
- }
xattr_req = dict_new ();
if (xattr_req == NULL) {
@@ -4197,42 +4191,20 @@ fuse_nameless_lookup (xlator_t *xl, uuid_t gfid, loc_t *loc,
goto out;
}
- if (resolve_path) {
- /*
- * setting virtual xattr glusterfs.ancestry.path to get
- * the path of the parent directory.
- */
- ret = dict_set_int32 (xattr_req, GET_ANCESTRY_PATH_KEY, 42);
- if (ret)
- goto out;
- }
-
- ret = syncop_lookup (xl, loc, &iatt, NULL, xattr_req, &xattr_ret);
+ ret = syncop_lookup (xl, loc, &iatt, NULL, xattr_req, NULL);
if (ret < 0)
goto out;
- if (resolve_path) {
- ret = dict_get_str (xattr_ret, GET_ANCESTRY_PATH_KEY, &path);
- }
- if (path) {
- inode = loc->inode;
- loc->inode = fuse_resolve_path (xl, path);
- inode_unref (inode);
- } else {
- linked_inode = inode_link (loc->inode, NULL, NULL, &iatt);
- inode_unref (loc->inode);
- loc->inode = linked_inode;
- }
+ linked_inode = inode_link (loc->inode, NULL, NULL, &iatt);
+ inode_unref (loc->inode);
+ loc->inode = linked_inode;
+
ret = 0;
out:
if (xattr_req != NULL) {
dict_unref (xattr_req);
}
- if (xattr_ret) {
- dict_unref (xattr_ret);
- }
-
return ret;
}
@@ -4263,13 +4235,8 @@ fuse_migrate_fd_open (xlator_t *this, fd_t *basefd, fd_t *oldfd,
loc.inode = inode_find (new_subvol->itable, basefd->inode->gfid);
if (loc.inode == NULL) {
-
- /* setting the get_resolve_path to send lookup
- * on parent directories
- * */
-
ret = fuse_nameless_lookup (new_subvol, basefd->inode->gfid,
- &loc, _gf_true);
+ &loc);
if (ret < 0) {
gf_log ("glusterfs-fuse", GF_LOG_WARNING,
"name-less lookup of gfid (%s) failed (%s)"
diff --git a/xlators/mount/fuse/src/fuse-bridge.h b/xlators/mount/fuse/src/fuse-bridge.h
index 08af454be63..d337ea08539 100644
--- a/xlators/mount/fuse/src/fuse-bridge.h
+++ b/xlators/mount/fuse/src/fuse-bridge.h
@@ -409,9 +409,6 @@ int fuse_flip_xattr_ns (struct fuse_private *priv, char *okey, char **nkey);
fuse_fd_ctx_t * __fuse_fd_ctx_check_n_create (xlator_t *this, fd_t *fd);
fuse_fd_ctx_t * fuse_fd_ctx_check_n_create (xlator_t *this, fd_t *fd);
-inode_t*
-fuse_resolve_path (xlator_t *this, char *path);
-
int fuse_resolve_and_resume (fuse_state_t *state, fuse_resume_fn_t fn);
int fuse_resolve_inode_init (fuse_state_t *state, fuse_resolve_t *resolve,
ino_t ino);
@@ -419,10 +416,6 @@ int fuse_resolve_entry_init (fuse_state_t *state, fuse_resolve_t *resolve,
ino_t par, char *name);
int fuse_resolve_fd_init (fuse_state_t *state, fuse_resolve_t *resolve,
fd_t *fd);
-int
-fuse_nameless_lookup (xlator_t *xl, uuid_t gfid, loc_t *loc,
- gf_boolean_t resolve_path);
-
int fuse_ignore_xattr_set (fuse_private_t *priv, char *key);
void fuse_fop_resume (fuse_state_t *state);
int dump_history_fuse (circular_buffer_t *cb, void *data);
diff --git a/xlators/mount/fuse/src/fuse-resolve.c b/xlators/mount/fuse/src/fuse-resolve.c
index a46e1f0b5dc..7e9014cf2bf 100644
--- a/xlators/mount/fuse/src/fuse-resolve.c
+++ b/xlators/mount/fuse/src/fuse-resolve.c
@@ -77,36 +77,16 @@ out:
int
-fuse_resolve_entry (fuse_state_t *state, gf_boolean_t resolve_path)
+fuse_resolve_entry (fuse_state_t *state)
{
- fuse_resolve_t *resolve = NULL;
- loc_t *resolve_loc = NULL;
- loc_t tmp_loc = {0, };
- uuid_t gfid = {0, };
- inode_t *parent = NULL;
+ fuse_resolve_t *resolve = NULL;
+ loc_t *resolve_loc = NULL;
resolve = state->resolve_now;
resolve_loc = &resolve->resolve_loc;
- parent = resolve->parhint ? resolve->parhint : resolve->hint;
-
+ resolve_loc->parent = inode_ref (state->loc_now->parent);
gf_uuid_copy (resolve_loc->pargfid, state->loc_now->pargfid);
-
- if (parent && parent->table != state->itable && resolve_path) {
- /* graph switch happened */
- if (!gf_uuid_is_null (resolve->pargfid)) {
- gf_uuid_copy (gfid, resolve->pargfid);
- } else if (!gf_uuid_is_null (resolve->gfid)) {
- gf_uuid_copy (gfid, resolve->gfid);
- }
-
- /* sending lookup on parent directories */
- fuse_nameless_lookup (state->active_subvol,
- gfid,
- &tmp_loc, _gf_true);
- }
-
- resolve_loc->parent = inode_ref (state->loc_now->parent);
resolve_loc->name = resolve->bname;
resolve_loc->inode = inode_new (state->itable);
@@ -128,7 +108,7 @@ fuse_resolve_gfid_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
fuse_state_t *state = NULL;
fuse_resolve_t *resolve = NULL;
inode_t *link_inode = NULL;
- loc_t *loc_now = NULL;
+ loc_t *loc_now = NULL;
state = frame->root->state;
resolve = state->resolve_now;
@@ -175,7 +155,7 @@ fuse_resolve_gfid_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
loc_now->parent = link_inode;
gf_uuid_copy (loc_now->pargfid, link_inode->gfid);
- fuse_resolve_entry (state, _gf_false);
+ fuse_resolve_entry (state);
return 0;
out:
@@ -183,73 +163,6 @@ out:
return 0;
}
-inode_t*
-fuse_resolve_path (xlator_t *this, char *path)
-{
- int ret = -1;
- dict_t *xattr_req = NULL;
- struct iatt iatt = {0, };
- inode_t *linked_inode = NULL;
- loc_t loc = {0, };
- char *bname = NULL;
- char *save_ptr = NULL;
- uuid_t gfid = {0, };
- char *tmp_path = NULL;
-
-
- tmp_path = gf_strdup (path);
-
- memset (gfid, 0, 16);
- gfid[15] = 1;
-
- gf_uuid_copy (loc.pargfid, gfid);
- loc.parent = inode_ref (this->itable->root);
-
- xattr_req = dict_new ();
- if (xattr_req == NULL) {
- ret = -ENOMEM;
- goto out;
- }
-
- bname = strtok_r (tmp_path, "/", &save_ptr);
-
- /* sending a lookup on parent directory,
- * Eg: if path is like /a/b/c/d/e/f/g/
- * then we will send a lookup on a first and then b,c,d,etc
- */
-
- while (bname) {
- loc.inode = inode_grep (this->itable, loc.parent, bname);
- if (loc.inode == NULL) {
- loc.inode = inode_new (this->itable);
- if (loc.inode == NULL) {
- ret = -ENOMEM;
- goto out;
- }
- }
-
- loc.name = bname;
- ret = loc_path (&loc, bname);
-
- ret = syncop_lookup (this, &loc, &iatt, NULL, xattr_req, NULL);
- if (ret)
- goto out;
-
- linked_inode = inode_link (loc.inode, loc.parent, bname, &iatt);
- if (!linked_inode)
- goto out;
-
- loc_wipe (&loc);
- gf_uuid_copy (loc.pargfid, linked_inode->gfid);
- loc.inode = NULL;
- loc.parent = linked_inode;
-
- bname = strtok_r (NULL, "/", &save_ptr);
- }
- return linked_inode;
-out:
- return NULL;
-}
int
fuse_resolve_gfid (fuse_state_t *state)
@@ -257,13 +170,10 @@ fuse_resolve_gfid (fuse_state_t *state)
fuse_resolve_t *resolve = NULL;
loc_t *resolve_loc = NULL;
int ret = 0;
- loc_t tmp_loc = {0, };
- inode_t *inode = NULL;
resolve = state->resolve_now;
resolve_loc = &resolve->resolve_loc;
-
if (!gf_uuid_is_null (resolve->pargfid)) {
gf_uuid_copy (resolve_loc->gfid, resolve->pargfid);
} else if (!gf_uuid_is_null (resolve->gfid)) {
@@ -275,21 +185,14 @@ fuse_resolve_gfid (fuse_state_t *state)
resolve_loc->inode = inode_find (state->itable, resolve_loc->gfid);
if (!resolve_loc->inode)
resolve_loc->inode = inode_new (state->itable);
-
ret = loc_path (resolve_loc, NULL);
+
if (ret <= 0) {
gf_log (THIS->name, GF_LOG_WARNING,
"failed to get the path for inode %s",
uuid_utoa (resolve->gfid));
}
- inode = resolve->parhint ? resolve->parhint : resolve->hint;
- if (inode && inode->table != state->itable) {
- /* sending lookup on parent directories */
- fuse_nameless_lookup (state->active_subvol, resolve_loc->gfid,
- &tmp_loc, _gf_true);
- }
-
FUSE_FOP (state, fuse_resolve_gfid_cbk, GF_FOP_LOOKUP,
lookup, resolve_loc, NULL);
@@ -380,7 +283,7 @@ fuse_resolve_parent (fuse_state_t *state)
}
if (ret < 0) {
- fuse_resolve_entry (state, _gf_true);
+ fuse_resolve_entry (state);
return 0;
}