diff options
Diffstat (limited to 'xlators/cluster/dht/src')
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.c | 84 | ||||
| -rw-r--r-- | xlators/cluster/dht/src/dht-common.h | 2 | ||||
| -rw-r--r-- | xlators/cluster/dht/src/dht.c | 1 |
3 files changed, 87 insertions, 0 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c index f3499ed6d0b..a76ef59706d 100644 --- a/xlators/cluster/dht/src/dht-common.c +++ b/xlators/cluster/dht/src/dht-common.c @@ -8488,6 +8488,90 @@ err: } +int32_t +dht_ipc_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, dict_t *xdata) +{ + dht_local_t *local = NULL; + int this_call_cnt = 0; + dht_layout_t *layout = NULL; + int ret = -1; + + GF_VALIDATE_OR_GOTO ("dht", frame, out); + GF_VALIDATE_OR_GOTO ("dht", this, out); + GF_VALIDATE_OR_GOTO ("dht", frame->local, out); + + local = frame->local; + + LOCK (&frame->lock); + { + if (op_ret < 0 && op_errno != ENOTCONN) { + local->op_errno = op_errno; + goto unlock; + } + local->op_ret = 0; + } +unlock: + UNLOCK (&frame->lock); + + this_call_cnt = dht_frame_return (frame); + if (is_last_call (this_call_cnt)) { + DHT_STACK_UNWIND (ipc, frame, local->op_ret, local->op_errno, + NULL); + } + +out: + return 0; +} + + +int32_t +dht_ipc (call_frame_t *frame, xlator_t *this, int32_t op, dict_t *xdata) +{ + dht_local_t *local = NULL; + int op_errno = EINVAL; + dht_conf_t *conf = NULL; + int call_cnt = 0; + int i = 0; + + VALIDATE_OR_GOTO (frame, err); + VALIDATE_OR_GOTO (this, err); + + if (op != GF_IPC_TARGET_UPCALL) + goto wind_default; + + VALIDATE_OR_GOTO (this->private, err); + conf = this->private; + + local = dht_local_init (frame, NULL, NULL, GF_FOP_IPC); + if (!local) { + op_errno = ENOMEM; + goto err; + } + + call_cnt = conf->subvolume_cnt; + local->call_cnt = call_cnt; + + for (i = 0; i < call_cnt; i++) { + STACK_WIND (frame, dht_ipc_cbk, conf->subvolumes[i], + conf->subvolumes[i]->fops->ipc, op, xdata); + } + + return 0; + +err: + op_errno = (op_errno == -1) ? errno : op_errno; + DHT_STACK_UNWIND (ipc, frame, -1, op_errno, NULL); + + return 0; + +wind_default: + STACK_WIND (frame, default_ipc_cbk, FIRST_CHILD (this), + FIRST_CHILD (this)->fops->ipc, op, xdata); + return 0; +} + + int dht_forget (xlator_t *this, inode_t *inode) { diff --git a/xlators/cluster/dht/src/dht-common.h b/xlators/cluster/dht/src/dht-common.h index 760a86cccdb..3717a68273c 100644 --- a/xlators/cluster/dht/src/dht-common.h +++ b/xlators/cluster/dht/src/dht-common.h @@ -1028,6 +1028,8 @@ int32_t dht_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, size_t len, dict_t *xdata); int32_t dht_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, off_t len, dict_t *xdata); +int32_t dht_ipc (call_frame_t *frame, xlator_t *this, int32_t op, + dict_t *xdata); int dht_set_subvol_range(xlator_t *this); diff --git a/xlators/cluster/dht/src/dht.c b/xlators/cluster/dht/src/dht.c index afdfd5c80ea..90962636d18 100644 --- a/xlators/cluster/dht/src/dht.c +++ b/xlators/cluster/dht/src/dht.c @@ -20,6 +20,7 @@ class_methods_t class_methods = { }; struct xlator_fops fops = { + .ipc = dht_ipc, .lookup = dht_lookup, .mknod = dht_mknod, .create = dht_create, |