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authorPranith Kumar K <pranithk@gluster.com>2012-04-05 11:31:47 +0530
committerVijay Bellur <vijay@gluster.com>2012-05-22 04:27:42 -0700
commitbdec439fe59c5e3fa9701d9cf4b5b92bd7e8a98f (patch)
tree34ebee0059beacadd6d4199685240272866976b0 /xlators/cluster/afr
parent4da1b231c3333806cec16321efa45cc410359574 (diff)
cluster/afr: Determining sources should do both fxattrop, fstat
BUG: 765587 Change-Id: Ibaf719776667595e8e9ea2c6be5a0a390a27b506 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/3393 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
Diffstat (limited to 'xlators/cluster/afr')
-rw-r--r--xlators/cluster/afr/src/afr-self-heal-data.c159
-rw-r--r--xlators/cluster/afr/src/afr.h1
2 files changed, 65 insertions, 95 deletions
diff --git a/xlators/cluster/afr/src/afr-self-heal-data.c b/xlators/cluster/afr/src/afr-self-heal-data.c
index 9a42ea5bf05..df8e2ca7af7 100644
--- a/xlators/cluster/afr/src/afr-self-heal-data.c
+++ b/xlators/cluster/afr/src/afr-self-heal-data.c
@@ -62,15 +62,6 @@ int
afr_sh_data_finish (call_frame_t *frame, xlator_t *this);
int
-afr_sh_data_fxattrop (call_frame_t *frame, xlator_t *this,
- afr_fxattrop_cbk_t fxattrop_cbk);
-
-int
-afr_post_sh_data_fxattrop_cbk (call_frame_t *frame, void *cookie,
- xlator_t *this, int32_t op_ret, int32_t op_errno,
- dict_t *xattr, dict_t *xdata);
-
-int
afr_sh_data_done (call_frame_t *frame, xlator_t *this)
{
afr_local_t *local = NULL;
@@ -659,6 +650,7 @@ afr_sh_inode_set_read_ctx (afr_self_heal_t *sh, xlator_t *this)
{
afr_private_t *priv = NULL;
int ret = 0;
+ int i = 0;
priv = this->private;
sh->source = afr_sh_select_source (sh->sources, priv->child_count);
@@ -667,6 +659,15 @@ afr_sh_inode_set_read_ctx (afr_self_heal_t *sh, xlator_t *this)
goto out;
}
+ /* detect changes not visible through pending flags -- JIC */
+ for (i = 0; i < priv->child_count; i++) {
+ if (i == sh->source || sh->child_errno[i])
+ continue;
+
+ if (SIZE_DIFFERS (&sh->buf[i], &sh->buf[sh->source]))
+ sh->sources[i] = 0;
+ }
+
afr_reset_children (sh->fresh_children, priv->child_count);
afr_get_fresh_children (sh->success_children, sh->sources,
sh->fresh_children, priv->child_count);
@@ -676,15 +677,54 @@ out:
return ret;
}
-int
+void
afr_sh_data_fix (call_frame_t *frame, xlator_t *this)
{
+ int source = 0;
+ afr_local_t *local = NULL;
+ afr_self_heal_t *sh = NULL;
+ afr_private_t *priv = NULL;
+
+ local = frame->local;
+ sh = &local->self_heal;
+ priv = this->private;
+
+ source = sh->source;
+ sh->block_size = this->ctx->page_size;
+ sh->file_size = sh->buf[source].ia_size;
+
+ if (FILE_HAS_HOLES (&sh->buf[source]))
+ sh->file_has_holes = 1;
+
+ if (sh->background && sh->unwind && !sh->unwound) {
+ sh->unwind (sh->orig_frame, this, sh->op_ret, sh->op_errno,
+ sh->op_failed);
+ sh->unwound = _gf_true;
+ }
+
+ afr_sh_mark_source_sinks (frame, this);
+ if (sh->active_sinks == 0) {
+ gf_log (this->name, GF_LOG_INFO,
+ "no active sinks for performing self-heal on file %s",
+ local->loc.path);
+ afr_sh_data_finish (frame, this);
+ return;
+ }
+
+ gf_log (this->name, GF_LOG_DEBUG,
+ "self-healing file %s from subvolume %s to %d other",
+ local->loc.path, priv->children[sh->source]->name,
+ sh->active_sinks);
+ afr_sh_data_trim_sinks (frame, this);
+}
+
+int
+afr_sh_data_fxattrop_fstat_done (call_frame_t *frame, xlator_t *this)
+{
afr_local_t *local = NULL;
afr_self_heal_t *sh = NULL;
afr_private_t *priv = NULL;
int nsources = 0;
- int source = 0;
- int i = 0;
int ret = 0;
local = frame->local;
@@ -697,7 +737,7 @@ afr_sh_data_fix (call_frame_t *frame, xlator_t *this)
nsources = afr_build_sources (this, sh->xattr, sh->buf, sh->pending_matrix,
sh->sources, sh->success_children,
AFR_DATA_TRANSACTION, NULL, _gf_false);
- if (nsources == 0) {
+ if ((nsources == 0) && !sh->sync_done) {
gf_log (this->name, GF_LOG_DEBUG,
"No self-heal needed for %s",
local->loc.path);
@@ -729,7 +769,6 @@ afr_sh_data_fix (call_frame_t *frame, xlator_t *this)
"the preferred subvolume.", local->loc.path);
local->govinda_gOvinda = 1;
-
afr_sh_data_fail (frame, this);
return 0;
}
@@ -743,43 +782,11 @@ afr_sh_data_fix (call_frame_t *frame, xlator_t *this)
return 0;
}
- source = sh->source;
- sh->block_size = this->ctx->page_size;
- sh->file_size = sh->buf[source].ia_size;
-
- if (FILE_HAS_HOLES (&sh->buf[source]))
- sh->file_has_holes = 1;
-
- /* detect changes not visible through pending flags -- JIC */
- for (i = 0; i < priv->child_count; i++) {
- if (i == source || sh->child_errno[i])
- continue;
-
- if (SIZE_DIFFERS (&sh->buf[i], &sh->buf[source]))
- sh->sources[i] = 0;
- }
-
- if (sh->background && sh->unwind) {
- sh->unwind (sh->orig_frame, this, sh->op_ret, sh->op_errno,
- sh->op_failed);
- sh->unwound = _gf_true;
- }
-
- afr_sh_mark_source_sinks (frame, this);
- if (sh->active_sinks == 0) {
- gf_log (this->name, GF_LOG_INFO,
- "no active sinks for performing self-heal on file %s",
- local->loc.path);
- afr_sh_data_finish (frame, this);
- return 0;
+ if (sh->sync_done) {
+ afr_sh_data_setattr (frame, this);
+ } else {
+ afr_sh_data_fix (frame, this);
}
-
- gf_log (this->name, GF_LOG_DEBUG,
- "self-healing file %s from subvolume %s to %d other",
- local->loc.path, priv->children[sh->source]->name,
- sh->active_sinks);
- afr_sh_data_trim_sinks (frame, this);
-
return 0;
}
@@ -906,7 +913,7 @@ afr_sh_data_fstat_cbk (call_frame_t *frame, void *cookie,
goto out;
}
if (IA_ISREG (sh->type))
- afr_sh_data_fix (frame, this);
+ afr_sh_data_fxattrop_fstat_done (frame, this);
else
afr_sh_data_special_file_fix (frame, this);
}
@@ -939,6 +946,7 @@ afr_sh_data_fstat (call_frame_t *frame, xlator_t *this)
call_count = sh->success_count;
local->call_count = call_count;
+ memset (sh->buf, 0, sizeof (*sh->buf) * priv->child_count);
afr_reset_children (sh->success_children, priv->child_count);
sh->success_count = 0;
for (i = 0; i < priv->child_count; i++) {
@@ -996,45 +1004,6 @@ afr_sh_common_fxattrop_resp_handler (call_frame_t *frame, void *cookie,
}
int
-afr_post_sh_data_fxattrop_cbk (call_frame_t *frame, void *cookie,
- xlator_t *this, int32_t op_ret, int32_t op_errno,
- dict_t *xattr, dict_t *xdata)
-{
- int call_count = -1;
- int ret = 0;
- afr_local_t *local = NULL;
- afr_self_heal_t *sh = NULL;
-
- afr_sh_common_fxattrop_resp_handler (frame, cookie, this, op_ret,
- op_errno, xattr);
-
- local = frame->local;
- sh = &local->self_heal;
- call_count = afr_frame_return (frame);
- if (call_count)
- goto out;
-
- if (!afr_sh_data_proceed (sh->success_count)) {
- gf_log (this->name, GF_LOG_ERROR, "%s, inspecting change log "
- "succeeded on < %d children", local->loc.path,
- AFR_SH_MIN_PARTICIPANTS);
- afr_sh_data_fail (frame, this);
- goto out;
- }
- (void) afr_build_sources (this, sh->xattr, NULL,
- sh->pending_matrix,
- sh->sources, sh->success_children,
- AFR_DATA_TRANSACTION, NULL, _gf_false);
- ret = afr_sh_inode_set_read_ctx (sh, this);
- if (ret)
- afr_sh_data_fail (frame, this);
- else
- afr_sh_set_timestamps (frame, this);
-out:
- return 0;
-}
-
-int
afr_sh_data_fxattrop_cbk (call_frame_t *frame, void *cookie,
xlator_t *this, int32_t op_ret, int32_t op_errno,
dict_t *xattr, dict_t *xdata)
@@ -1066,8 +1035,7 @@ out:
int
-afr_sh_data_fxattrop (call_frame_t *frame, xlator_t *this,
- afr_fxattrop_cbk_t fxattrop_cbk)
+afr_sh_data_fxattrop (call_frame_t *frame, xlator_t *this)
{
afr_self_heal_t *sh = NULL;
afr_local_t *local = NULL;
@@ -1119,7 +1087,7 @@ afr_sh_data_fxattrop (call_frame_t *frame, xlator_t *this,
sh->success_count = 0;
for (i = 0; i < priv->child_count; i++) {
if (local->child_up[i]) {
- STACK_WIND_COOKIE (frame, fxattrop_cbk,
+ STACK_WIND_COOKIE (frame, afr_sh_data_fxattrop_cbk,
(void *) (long) i,
priv->children[i],
priv->children[i]->fops->fxattrop,
@@ -1154,7 +1122,7 @@ afr_sh_data_big_lock_success (call_frame_t *frame, xlator_t *this)
sh = &local->self_heal;
sh->data_lock_held = _gf_true;
- afr_sh_data_fxattrop (frame, this, afr_sh_data_fxattrop_cbk);
+ afr_sh_data_fxattrop (frame, this);
return 0;
}
@@ -1253,7 +1221,8 @@ afr_post_sh_big_lock_success (call_frame_t *frame, xlator_t *this)
sh_loop_finish (sh->old_loop_frame, this);
sh->old_loop_frame = NULL;
sh->data_lock_held = _gf_true;
- afr_sh_data_fxattrop (frame, this, afr_post_sh_data_fxattrop_cbk);
+ sh->sync_done = _gf_true;
+ afr_sh_data_fxattrop (frame, this);
return 0;
}
diff --git a/xlators/cluster/afr/src/afr.h b/xlators/cluster/afr/src/afr.h
index 497d82d69ce..795db603528 100644
--- a/xlators/cluster/afr/src/afr.h
+++ b/xlators/cluster/afr/src/afr.h
@@ -233,6 +233,7 @@ typedef struct {
int op_failed;
+ gf_boolean_t sync_done;
gf_boolean_t data_lock_held;
gf_boolean_t eof_reached;
fd_t *healing_fd;