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authorJunaid <junaid@gluster.com>2011-04-07 06:53:27 +0000
committerVijay Bellur <vijay@gluster.com>2011-04-07 11:40:17 -0700
commit4bf80aa399f70aa976796154728d518362708792 (patch)
tree1e74d992fff42df32f41b726e1cd4b93801b879b /xlators
parenta99c9b5ffd92ac05d173ff2bad698a0f7947b327 (diff)
features/marker: Perform quota updation on rmdir and unlink by holding inodelk on parent.
Signed-off-by: Junaid <junaid@gluster.com> Signed-off-by: Vijay Bellur <vijay@gluster.com> BUG: 2664 (Quota: recreating the volume on same bricks shows similar info as for earlier one using "list") URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2664
Diffstat (limited to 'xlators')
-rw-r--r--xlators/features/marker/src/marker-quota.c164
1 files changed, 134 insertions, 30 deletions
diff --git a/xlators/features/marker/src/marker-quota.c b/xlators/features/marker/src/marker-quota.c
index afb93c6ee57..02c6c4cf767 100644
--- a/xlators/features/marker/src/marker-quota.c
+++ b/xlators/features/marker/src/marker-quota.c
@@ -996,6 +996,8 @@ quota_mark_undirty (call_frame_t *frame,
{
if (size)
ctx->size = ntoh64 (*size);
+ gf_log (this->name, GF_LOG_DEBUG, "%s %"PRId64,
+ local->parent_loc.path, ctx->size);
}
UNLOCK (&ctx->lock);
}
@@ -1055,6 +1057,12 @@ quota_update_parent_size (call_frame_t *frame,
goto err;
}
+ local->contri->contribution += local->delta;
+
+ gf_log (this->name, GF_LOG_DEBUG, "%s %"PRId64 "%"PRId64,
+ local->loc.path, local->ctx->size,
+ local->contri->contribution);
+
priv = this->private;
if (dict == NULL)
@@ -1162,6 +1170,8 @@ unlock:
if (ret < 0)
goto err;
+ gf_log (this->name, GF_LOG_DEBUG, "%s %"PRId64 "%"PRId64,
+ local->loc.path, ctx->size, contribution->contribution);
newdict = dict_new ();
if (newdict == NULL) {
ret = -1;
@@ -1287,7 +1297,8 @@ quota_markdirty (call_frame_t *frame, void *cookie,
if (op_ret == -1){
gf_log (this->name, GF_LOG_ERROR,
- "lock setting failed %s", strerror (op_errno));
+ "lock setting failed on %s",
+ local->parent_loc.path);
local->err = 1;
@@ -1340,6 +1351,8 @@ get_lock_on_parent (call_frame_t *frame, xlator_t *this)
GF_VALIDATE_OR_GOTO ("marker", frame, fr_destroy);
local = frame->local;
+ gf_log (this->name, GF_LOG_DEBUG, "taking lock on %s",
+ local->parent_loc.path);
lock.l_len = 0;
lock.l_start = 0;
@@ -1505,6 +1518,10 @@ inspect_directory_xattr (xlator_t *this,
ctx->size = ntoh64 (*size);
+ gf_log (this->name, GF_LOG_INFO, "size=%"PRId64
+ "contri=%"PRId64, ctx->size,
+ contribution?contribution->contribution:0);
+
ctx->dirty = dirty;
if (ctx->dirty == 1)
update_dirty_inode (this, loc, ctx, contribution);
@@ -1565,6 +1582,10 @@ inspect_file_xattr (xlator_t *this,
contribution->contribution = ntoh64 (*contri_ptr);
+ gf_log (this->name, GF_LOG_DEBUG,
+ "size=%"PRId64 " contri=%"PRId64, ctx->size,
+ contribution->contribution);
+
ret = validate_inode_size_contribution
(this, loc, ctx, contribution);
} else
@@ -1644,7 +1665,7 @@ quota_removexattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t
quota_inode_remove_done (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno, dict_t *dict)
+ int32_t op_ret, int32_t op_errno)
{
int32_t ret = 0;
char contri_key [512] = {0, };
@@ -1652,6 +1673,11 @@ quota_inode_remove_done (call_frame_t *frame, void *cookie, xlator_t *this,
local = (quota_local_t *) frame->local;
+ if (op_ret == -1 || local->err == -1) {
+ quota_removexattr_cbk (frame, NULL, this, -1, 0);
+ return 0;
+ }
+
if (local->hl_count > 1) {
GET_CONTRI_KEY (contri_key, local->contri->gfid, ret);
@@ -1673,17 +1699,102 @@ quota_inode_remove_done (call_frame_t *frame, void *cookie, xlator_t *this,
}
int32_t
-reduce_parent_size (xlator_t *this, loc_t *loc)
+mq_inode_remove_done (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno, dict_t *dict)
+{
+ int32_t ret;
+ struct gf_flock lock;
+ quota_inode_ctx_t *ctx;
+ quota_local_t *local = NULL;
+
+ local = frame->local;
+ if (op_ret == -1)
+ local->err = -1;
+
+ ret = quota_inode_ctx_get (local->parent_loc.inode, this, &ctx);
+ if (ret == 0)
+ ctx->size -= local->contri->contribution;
+
+ local->contri->contribution = 0;
+
+ lock.l_type = F_UNLCK;
+ lock.l_whence = SEEK_SET;
+ lock.l_start = 0;
+ lock.l_len = 0;
+ lock.l_pid = 0;
+
+ STACK_WIND (frame,
+ quota_inode_remove_done,
+ FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->inodelk,
+ this->name, &local->parent_loc,
+ F_SETLKW, &lock);
+ return 0;
+}
+
+static int32_t
+mq_reduce_parent_size_xattr (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret, int32_t op_errno)
{
int32_t ret = -1;
int64_t *size = NULL;
dict_t *dict = NULL;
- call_frame_t *frame = NULL;
marker_conf_t *priv = NULL;
quota_local_t *local = NULL;
- quota_inode_ctx_t *ctx = NULL;
inode_contribution_t *contribution = NULL;
+ local = frame->local;
+ if (op_ret == -1) {
+ gf_log (this->name, GF_LOG_WARNING,
+ "inodelk set failed on %s", local->parent_loc.path);
+ QUOTA_STACK_DESTROY (frame, this);
+ return 0;
+ }
+
+ VALIDATE_OR_GOTO (local->contri, err);
+
+ priv = this->private;
+
+ contribution = local->contri;
+
+ dict = dict_new ();
+ if (dict == NULL) {
+ ret = -1;
+ goto err;
+ }
+
+ QUOTA_ALLOC_OR_GOTO (size, int64_t, ret, err);
+
+ *size = hton64 (-contribution->contribution);
+
+
+ ret = dict_set_bin (dict, QUOTA_SIZE_KEY, size, 8);
+ if (ret < 0)
+ goto err;
+
+
+ STACK_WIND (frame, mq_inode_remove_done, FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->xattrop, &local->parent_loc,
+ GF_XATTROP_ADD_ARRAY64, dict);
+ return 0;
+
+err:
+ local->err = 1;
+ mq_inode_remove_done (frame, NULL, this, -1, 0, NULL);
+ return 0;
+}
+
+int32_t
+reduce_parent_size (xlator_t *this, loc_t *loc)
+{
+ int32_t ret = -1;
+ struct gf_flock lock = {0,};
+ call_frame_t *frame = NULL;
+ marker_conf_t *priv = NULL;
+ quota_local_t *local = NULL;
+ quota_inode_ctx_t *ctx = NULL;
+ inode_contribution_t *contribution = NULL;
+
GF_VALIDATE_OR_GOTO ("marker", this, out);
GF_VALIDATE_OR_GOTO ("marker", loc, out);
@@ -1703,46 +1814,39 @@ reduce_parent_size (xlator_t *this, loc_t *loc)
goto out;
}
- ret = quota_inode_loc_fill (NULL, loc->parent, &local->parent_loc);
+ ret = loc_copy (&local->loc, loc);
if (ret < 0)
- goto free_local;
-
- dict = dict_new ();
- if (dict == NULL) {
- ret = -1;
- goto free_local;
- }
-
- QUOTA_ALLOC_OR_GOTO (size, int64_t, ret, free_local);
+ goto out;
- *size = hton64 (-contribution->contribution);
+ local->ctx = ctx;
+ local->contri = contribution;
- ret = dict_set_bin (dict, QUOTA_SIZE_KEY, size, 8);
+ ret = quota_inode_loc_fill (NULL, loc->parent, &local->parent_loc);
if (ret < 0)
- goto free_size;
+ goto out;
frame = create_frame (this, this->ctx->pool);
if (!frame) {
ret = -1;
- goto free_size;
+ goto out;
}
+ frame->root->lk_owner = cn++;
frame->local = local;
- STACK_WIND (frame, quota_inode_remove_done, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->xattrop, &local->parent_loc,
- GF_XATTROP_ADD_ARRAY64, dict);
+ lock.l_len = 0;
+ lock.l_start = 0;
+ lock.l_type = F_WRLCK;
+ lock.l_whence = SEEK_SET;
+
+ STACK_WIND (frame,
+ mq_reduce_parent_size_xattr,
+ FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->inodelk,
+ this->name, &local->parent_loc, F_SETLKW, &lock);
ret = 0;
-free_size:
- if (ret < 0)
- GF_FREE (size);
-free_local:
- if (ret < 0)
- quota_local_unref (this, local);
out:
- dict_unref (dict);
-
return ret;
}