diff options
Diffstat (limited to 'xlators/cluster/dht/src')
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c index 20baf0c2ae9..0131bb519c9 100644 --- a/xlators/cluster/dht/src/dht-common.c +++ b/xlators/cluster/dht/src/dht-common.c @@ -883,9 +883,22 @@ dht_revalidate_cbk (call_frame_t *frame, void *cookie, xlator_t *this, } } - dht_iatt_merge (this, &local->stbuf, stbuf, prev->this); - dht_iatt_merge (this, &local->postparent, postparent, - prev->this); + + /* Update stbuf from the servers where layout is present. This + * is an indication that the server is not a newly added brick. + * Merging stbuf from newly added brick may result in the added + * brick being the source of heal for uid/gid */ + if (!is_dir || (is_dir && + dht_dir_has_layout (xattr, conf->xattr_name) >= 0) + || conf->subvolume_cnt == 1) { + + dht_iatt_merge (this, &local->stbuf, stbuf, prev->this); + dht_iatt_merge (this, &local->postparent, postparent, + prev->this); + } else { + /* copy the gfid anyway */ + gf_uuid_copy (local->stbuf.ia_gfid, stbuf->ia_gfid); + } local->op_ret = 0; @@ -978,6 +991,19 @@ cont: DHT_STRIP_PHASE1_FLAGS (&local->stbuf); dht_set_fixed_dir_stat (&local->postparent); + + /* local->stbuf is udpated only from subvols which have a layout + * The reason is to avoid choosing attr heal source from newly + * added bricks. In case e.g we have only one subvol and for + * some reason layout is not present on it, then local->stbuf + * will be EINVAL. This is an indication that the subvols + * active in the cluster do not have layouts on disk. + * Unwind with ESTALE to trigger a fresh lookup */ + if (is_dir && local->stbuf.ia_type == IA_INVAL) { + local->op_ret = -1; + local->op_errno = ESTALE; + } + DHT_STACK_UNWIND (lookup, frame, local->op_ret, local->op_errno, local->inode, &local->stbuf, local->xattr, &local->postparent); |