summaryrefslogtreecommitdiffstats
path: root/xlators/cluster/dht
diff options
context:
space:
mode:
Diffstat (limited to 'xlators/cluster/dht')
-rw-r--r--xlators/cluster/dht/src/dht-common.c3
-rw-r--r--xlators/cluster/dht/src/dht-common.h7
-rw-r--r--xlators/cluster/dht/src/dht-rebalance.c41
-rw-r--r--xlators/cluster/dht/src/dht-shared.c4
4 files changed, 35 insertions, 20 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c
index 8b4fd5cf37b..c4718997681 100644
--- a/xlators/cluster/dht/src/dht-common.c
+++ b/xlators/cluster/dht/src/dht-common.c
@@ -4172,6 +4172,9 @@ dht_setxattr (call_frame_t *frame, xlator_t *this,
goto err;
}
+ if (gf_uuid_is_null (local->loc.pargfid))
+ gf_uuid_copy (local->loc.pargfid, local->loc.parent->gfid);
+
methods->migration_get_dst_subvol(this, local);
if (!local->rebalance.target_node) {
diff --git a/xlators/cluster/dht/src/dht-common.h b/xlators/cluster/dht/src/dht-common.h
index f982bf6ac1a..786db020427 100644
--- a/xlators/cluster/dht/src/dht-common.h
+++ b/xlators/cluster/dht/src/dht-common.h
@@ -542,9 +542,6 @@ struct gf_defrag_info_ {
int32_t current_thread_count;
pthread_cond_t df_wakeup_thread;
- /* Hard link handle requirement */
- synclock_t link_lock;
-
/* lock migration flag */
gf_boolean_t lock_migration_enabled;
@@ -645,6 +642,10 @@ struct dht_conf {
gf_boolean_t lock_migration_enabled;
gf_lock_t lock;
+
+ /* Hard link handle requirement for migration triggered from client*/
+ synclock_t link_lock;
+
};
typedef struct dht_conf dht_conf_t;
diff --git a/xlators/cluster/dht/src/dht-rebalance.c b/xlators/cluster/dht/src/dht-rebalance.c
index a1266502d63..ead75abc2a7 100644
--- a/xlators/cluster/dht/src/dht-rebalance.c
+++ b/xlators/cluster/dht/src/dht-rebalance.c
@@ -495,7 +495,7 @@ out:
static int
__check_file_has_hardlink (xlator_t *this, loc_t *loc,
struct iatt *stbuf, dict_t *xattrs, int flags,
- gf_defrag_info_t *defrag, int *fop_errno)
+ gf_defrag_info_t *defrag, dht_conf_t *conf, int *fop_errno)
{
int ret = 0;
@@ -506,10 +506,10 @@ __check_file_has_hardlink (xlator_t *this, loc_t *loc,
if (stbuf->ia_nlink > 1) {
/* support for decomission */
if (flags == GF_DHT_MIGRATE_HARDLINK) {
- synclock_lock (&defrag->link_lock);
+ synclock_lock (&conf->link_lock);
ret = gf_defrag_handle_hardlink
(this, loc, xattrs, stbuf, fop_errno);
- synclock_unlock (&defrag->link_lock);
+ synclock_unlock (&conf->link_lock);
/*
Returning zero will force the file to be remigrated.
Checkout gf_defrag_handle_hardlink for more information.
@@ -546,7 +546,8 @@ __check_file_has_hardlink (xlator_t *this, loc_t *loc,
static int
__is_file_migratable (xlator_t *this, loc_t *loc,
struct iatt *stbuf, dict_t *xattrs, int flags,
- gf_defrag_info_t *defrag, int *fop_errno)
+ gf_defrag_info_t *defrag, dht_conf_t *conf,
+ int *fop_errno)
{
int ret = -1;
int lock_count = 0;
@@ -561,7 +562,7 @@ __is_file_migratable (xlator_t *this, loc_t *loc,
goto out;
}
- if (!defrag->lock_migration_enabled) {
+ if (!conf->lock_migration_enabled) {
ret = dict_get_int32 (xattrs, GLUSTERFS_POSIXLK_COUNT,
&lock_count);
if (ret) {
@@ -588,7 +589,7 @@ __is_file_migratable (xlator_t *this, loc_t *loc,
/* Check if file has hardlink*/
ret = __check_file_has_hardlink (this, loc, stbuf, xattrs,
- flags, defrag, fop_errno);
+ flags, defrag, conf, fop_errno);
out:
return ret;
}
@@ -1493,11 +1494,19 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
fd_t *linkto_fd = NULL;
gf_boolean_t ignore_failure = _gf_false;
+
+ /* If defrag is NULL, it should be assumed that migration is triggered
+ * from client */
defrag = conf->defrag;
- if (!defrag)
+
+ /* migration of files from clients is restricted to non-tiered clients
+ * for now */
+ if (!defrag && dht_is_tier_xlator (this)) {
+ ret = ENOTSUP;
goto out;
+ }
- if (defrag->tier_conf.is_tier)
+ if (defrag && defrag->tier_conf.is_tier)
log_level = GF_LOG_TRACE;
gf_log (this->name,
@@ -1526,7 +1535,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
/* Do not migrate file in case lock migration is not enabled on the
* volume*/
- if (!defrag->lock_migration_enabled) {
+ if (!conf->lock_migration_enabled) {
ret = dict_set_int32 (dict,
GLUSTERFS_POSIXLK_COUNT, sizeof(int32_t));
if (ret) {
@@ -1582,7 +1591,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
src_ia_prot = stbuf.ia_prot;
/* Check if file can be migrated */
- ret = __is_file_migratable (this, loc, &stbuf, xattr_rsp, flag, defrag,
+ ret = __is_file_migratable (this, loc, &stbuf, xattr_rsp, flag, defrag, conf,
fop_errno);
if (ret) {
if (ret == -2)
@@ -1702,7 +1711,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
/* Check again if file has hardlink */
ret = __check_file_has_hardlink (this, loc, &stbuf, xattr_rsp,
- flag, defrag, fop_errno);
+ flag, defrag, conf, fop_errno);
if (ret) {
if (ret == -2)
ret = 0;
@@ -1714,7 +1723,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
/* All I/O happens in this function */
- if (defrag->cmd == GF_DEFRAG_CMD_START_TIER) {
+ if (defrag && defrag->cmd == GF_DEFRAG_CMD_START_TIER) {
ret = __tier_migrate_data (defrag, from, to, src_fd, dst_fd,
stbuf.ia_size,
file_has_holes, fop_errno);
@@ -1773,7 +1782,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
/* Take meta lock */
- if (defrag->lock_migration_enabled) {
+ if (conf->lock_migration_enabled) {
meta_dict = dict_new ();
if (!meta_dict) {
gf_msg (this->name, GF_LOG_ERROR, 0,
@@ -1821,7 +1830,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
}
}
- if (!defrag->lock_migration_enabled) {
+ if (!conf->lock_migration_enabled) {
plock.l_type = F_WRLCK;
plock.l_start = 0;
plock.l_len = 0;
@@ -2019,7 +2028,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
}
/* store size of previous migrated file */
- if (defrag->tier_conf.is_tier) {
+ if (defrag && defrag->tier_conf.is_tier) {
if (from != TIER_HASHED_SUBVOL) {
defrag->tier_conf.st_last_promoted_size = stbuf.ia_size;
} else {
@@ -2129,7 +2138,7 @@ dht_migrate_file (xlator_t *this, loc_t *loc, xlator_t *from, xlator_t *to,
metaunlock:
- if (defrag->lock_migration_enabled && meta_locked) {
+ if (conf->lock_migration_enabled && meta_locked) {
dict_del (meta_dict, GF_META_LOCK_KEY);
diff --git a/xlators/cluster/dht/src/dht-shared.c b/xlators/cluster/dht/src/dht-shared.c
index 96b9699f228..f84b40a8d91 100644
--- a/xlators/cluster/dht/src/dht-shared.c
+++ b/xlators/cluster/dht/src/dht-shared.c
@@ -241,6 +241,8 @@ dht_fini (xlator_t *this)
GF_FREE (conf->subvolume_status);
+ synclock_destroy (&conf->link_lock);
+
if (conf->lock_pool)
mem_pool_destroy (conf->lock_pool);
@@ -678,6 +680,7 @@ dht_init (xlator_t *this)
LOCK_INIT (&conf->subvolume_lock);
LOCK_INIT (&conf->layout_lock);
LOCK_INIT (&conf->lock);
+ synclock_init (&conf->link_lock, SYNC_LOCK_DEFAULT);
/* We get the commit-hash to set only for rebalance process */
if (dict_get_uint32 (this->options,
@@ -733,7 +736,6 @@ dht_init (xlator_t *this)
defrag->wakeup_crawler = 0;
- synclock_init (&defrag->link_lock, SYNC_LOCK_DEFAULT);
pthread_mutex_init (&defrag->dfq_mutex, 0);
pthread_cond_init (&defrag->parallel_migration_cond, 0);
pthread_cond_init (&defrag->rebalance_crawler_alarm, 0);
generated by cgit (git 2.34.1) at 2024-11-11 19:46:26 +0000