diff options
Diffstat (limited to 'xlators/cluster/dht/src/dht-common.c')
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c index 6f8594e3..e221e10a 100644 --- a/xlators/cluster/dht/src/dht-common.c +++ b/xlators/cluster/dht/src/dht-common.c @@ -1690,6 +1690,46 @@ dht_common_setxattr_cbk (call_frame_t *frame, void *cookie, } int +dht_checking_pathinfo_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int op_ret, int op_errno, dict_t *xattr) +{ + int i = -1; + int ret = -1; + char *value = NULL; + dht_local_t *local = NULL; + dht_conf_t *conf = NULL; + call_frame_t *prev = NULL; + int this_call_cnt = 0; + + local = frame->local; + prev = cookie; + conf = this->private; + + if (op_ret == -1) + goto out; + + + ret = dict_get_str (xattr, GF_XATTR_PATHINFO_KEY, &value); + if (ret) + goto out; + + if (!strcmp (value, local->key)) { + for (i = 0; i < conf->subvolume_cnt; i++) { + if (conf->subvolumes[i] == prev->this) + conf->decommissioned_bricks[i] = prev->this; + } + } + +out: + this_call_cnt = dht_frame_return (frame); + if (is_last_call (this_call_cnt)) { + DHT_STACK_UNWIND (setxattr, frame, local->op_ret, ENOTSUP); + } + return 0; + +} + +int dht_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xattr, int flags) { @@ -1771,6 +1811,28 @@ dht_setxattr (call_frame_t *frame, xlator_t *this, } + tmp = dict_get (xattr, "decommission-brick"); + if (tmp) { + /* This operation should happen only on '/' */ + if (__is_root_gfid (loc->inode->gfid) != 0) { + op_errno = ENOTSUP; + goto err; + } + + memcpy (value, tmp->data, ((tmp->len < 4095) ? tmp->len : 4095)); + local->key = gf_strdup (value); + local->call_cnt = conf->subvolume_cnt; + + for (i = 0 ; i < conf->subvolume_cnt; i++) { + /* Get the pathinfo, and then compare */ + STACK_WIND (frame, dht_checking_pathinfo_cbk, + conf->subvolumes[i], + conf->subvolumes[i]->fops->getxattr, + loc, GF_XATTR_PATHINFO_KEY); + } + return 0; + } + tmp = dict_get (xattr, GF_XATTR_FIX_LAYOUT_KEY); if (tmp) { gf_log (this->name, GF_LOG_INFO, |