summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--xlators/cluster/dht/src/dht-common.h2
-rw-r--r--xlators/cluster/dht/src/dht-linkfile.c140
-rw-r--r--xlators/cluster/dht/src/dht-rename.c51
3 files changed, 50 insertions, 143 deletions
diff --git a/xlators/cluster/dht/src/dht-common.h b/xlators/cluster/dht/src/dht-common.h
index 0606546..c23144e 100644
--- a/xlators/cluster/dht/src/dht-common.h
+++ b/xlators/cluster/dht/src/dht-common.h
@@ -311,6 +311,4 @@ int dht_rename_links_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
inode_t *inode, struct iatt *stbuf,
struct iatt *preparent, struct iatt *postparent);
-int dht_linkfile_recreate(call_frame_t *frame, fop_mknod_cbk_t linkfile_cbk,
- xlator_t *tovol, xlator_t *fromvol, loc_t *loc);
#endif /* _DHT_H */
diff --git a/xlators/cluster/dht/src/dht-linkfile.c b/xlators/cluster/dht/src/dht-linkfile.c
index e936f31..89fc327 100644
--- a/xlators/cluster/dht/src/dht-linkfile.c
+++ b/xlators/cluster/dht/src/dht-linkfile.c
@@ -189,143 +189,3 @@ dht_linkfile_subvol (xlator_t *this, inode_t *inode, struct iatt *stbuf,
out:
return subvol;
}
-
-int
-dht_recreate_linkfile_unlink_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- struct iatt *preparent, struct iatt *postparent)
-{
- dht_local_t *local = NULL;
- xlator_t *subvol = NULL;
- xlator_t *src_cached = NULL;
- xlator_t *dst_hashed = NULL;
- call_frame_t *prev = NULL;
- loc_t *loc = NULL;
-
- GF_VALIDATE_OR_GOTO ("dht", frame, err);
- GF_VALIDATE_OR_GOTO ("dht", this, err);
- GF_VALIDATE_OR_GOTO ("dht", frame->local, err);
-
- local = frame->local;
- prev = cookie;
- subvol = prev->this;
- src_cached = local->src_cached;
- dst_hashed = local->dst_hashed;
- loc = &local->loc;
-
- if (!src_cached || !dst_hashed) {
- gf_log (this->name, GF_LOG_ERROR, "src_cached or dst_hashed"
- "subvol is null");
- local->op_ret = -1;
- local->op_errno = EINVAL;
- goto out;
- }
-
- if (op_ret == -1) {
- gf_log (this->name, GF_LOG_ERROR,
- "unlinking linkfile %s on %s failed (%s)",
- loc->path, subvol->name, strerror (op_errno));
- local->op_ret = op_ret;
- local->op_errno = op_errno;
- goto out;
- }
- gf_log (this->name, GF_LOG_DEBUG, "unlink successfull. Proceeding with"
- " creation of link file %s", loc->path);
- dht_linkfile_create (frame, local->linkfile.linkfile_cbk,
- src_cached, dst_hashed, loc);
-
- return 0;
-out:
- local->linkfile.linkfile_cbk (frame, NULL, frame->this, -1, EINVAL,
- local->loc.inode, NULL, NULL, NULL);
-err:
- return -1;
-}
-
-int
-dht_linkfile_recreate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int op_ret, int op_errno,
- inode_t *inode, struct iatt *stbuf, dict_t *xattr,
- struct iatt *postparent)
-{
- dht_local_t *local = NULL;
- xlator_t *src_cached = NULL;
- xlator_t *dst_hashed = NULL;
- loc_t *loc = NULL;
-
- GF_VALIDATE_OR_GOTO ("dht", frame, err);
- GF_VALIDATE_OR_GOTO ("dht", this, err);
- GF_VALIDATE_OR_GOTO ("dht", frame->local, err);
-
- local = frame->local;
- loc = &local->loc;
-
- src_cached = local->src_cached;
- dst_hashed = local->dst_hashed;
-
- if (!src_cached || !dst_hashed) {
- gf_log (this->name, GF_LOG_ERROR, "src_cached or dst_hashed"
- " or hashed_subvol is null");
- local->op_ret = -1;
- local->op_errno = EINVAL;
- goto out;
- }
-
- /* if link_file exists, remove it, else create it*/
- if (!op_ret) {
- if (!check_is_linkfile (inode, stbuf, xattr))
- goto out;
- gf_log (this->name, GF_LOG_DEBUG, "link file exists."
- " Calling unlink on %s", loc->path);
- STACK_WIND (frame, dht_recreate_linkfile_unlink_cbk,
- dst_hashed, dst_hashed->fops->unlink,
- loc);
-
- } else if (op_errno == ENOENT) {
- gf_log (this->name, GF_LOG_DEBUG, "link file does not exist."
- " Proceeding to creation of linkfile %s", loc->path);
- dht_linkfile_create (frame, local->linkfile.linkfile_cbk,
- src_cached, dst_hashed, loc);
- } else {
- gf_log (this->name, GF_LOG_ERROR, "returned error %s",
- strerror(op_errno));
- local->op_ret = op_ret;
- local->op_errno = op_errno;
- goto out;
- }
-
- return 0;
-out:
- local->linkfile.linkfile_cbk (frame, NULL, frame->this, -1, EINVAL,
- loc->inode, NULL, NULL, NULL);
-err:
- return -1;
-}
-
-int
-dht_linkfile_recreate (call_frame_t *frame, fop_mknod_cbk_t linkfile_cbk,
- xlator_t *tovol, xlator_t *fromvol, loc_t *loc)
-{
- dht_local_t *local = NULL;
-
- GF_VALIDATE_OR_GOTO ("dht", frame, out);
- GF_VALIDATE_OR_GOTO ("dht", loc, out);
- GF_VALIDATE_OR_GOTO ("dht", tovol, out);
- GF_VALIDATE_OR_GOTO ("dht", fromvol, out);
-
- local = frame->local;
- local->linkfile.linkfile_cbk = linkfile_cbk;
- local->linkfile.srcvol = tovol;
- loc_copy (&local->linkfile.loc, loc);
-
- STACK_WIND (frame, dht_linkfile_recreate_cbk,
- fromvol, fromvol->fops->lookup, loc, NULL);
-
- return 0;
-
-out:
- linkfile_cbk (frame, NULL, frame->this, -1, EINVAL, loc->inode, NULL,
- NULL, NULL);
-
- return -1;
-}
diff --git a/xlators/cluster/dht/src/dht-rename.c b/xlators/cluster/dht/src/dht-rename.c
index 031dcfb..27abfcd 100644
--- a/xlators/cluster/dht/src/dht-rename.c
+++ b/xlators/cluster/dht/src/dht-rename.c
@@ -435,6 +435,30 @@ nolinks:
int
+dht_rename_links_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno,
+ inode_t *inode, struct iatt *stbuf,
+ struct iatt *preparent, struct iatt *postparent)
+{
+ call_frame_t *prev = NULL;
+ dht_local_t *local = NULL;
+
+ prev = cookie;
+ local = frame->local;
+
+ if (op_ret == -1) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "link/file %s on %s failed (%s)",
+ local->loc.path, prev->this->name, strerror (op_errno));
+ }
+
+ DHT_STACK_DESTROY (frame);
+
+ return 0;
+}
+
+
+int
dht_rename_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno, struct iatt *stbuf,
struct iatt *preoldparent, struct iatt *postoldparent,
@@ -447,6 +471,8 @@ dht_rename_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
xlator_t *dst_hashed = NULL;
xlator_t *dst_cached = NULL;
xlator_t *rename_subvol = NULL;
+ call_frame_t *link_frame = NULL;
+ dht_local_t *link_local = NULL;
local = frame->local;
prev = cookie;
@@ -465,6 +491,29 @@ dht_rename_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
goto cleanup;
}
+ if ((src_cached == dst_cached) && (dst_hashed != dst_cached)) {
+ link_frame = copy_frame (frame);
+ if (!link_frame) {
+ goto err;
+ }
+
+ link_local = dht_local_init (link_frame);
+ if (!link_local) {
+ goto err;
+ }
+
+ loc_copy (&link_local->loc, &local->loc2);
+ if (link_local->loc.inode)
+ inode_unref (link_local->loc.inode);
+ link_local->loc.inode = inode_ref (local->loc.inode);
+ uuid_copy (link_local->gfid, local->loc.inode->gfid);
+ link_frame->local = link_local;
+
+ dht_linkfile_create (link_frame, dht_rename_links_create_cbk,
+ src_cached, dst_hashed, &link_local->loc);
+ }
+
+err:
dht_iatt_merge (this, &local->stbuf, stbuf, prev->this);
dht_iatt_merge (this, &local->preoldparent, preoldparent, prev->this);
dht_iatt_merge (this, &local->postoldparent, postoldparent, prev->this);
@@ -641,7 +690,7 @@ dht_rename_unlink_links_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
local = frame->local;
prev = cookie;
- if (op_ret == -1) {
+ if ((op_ret == -1) && (op_errno != ENOENT)) {
gf_log (this->name, GF_LOG_DEBUG,
"unlink of %s on %s failed (%s)",
local->loc2.path, prev->this->name,