diff options
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-rpc-ops.c')
| -rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-rpc-ops.c | 1180 |
1 files changed, 1180 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c b/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c new file mode 100644 index 00000000000..baa43258941 --- /dev/null +++ b/xlators/mgmt/glusterd/src/glusterd-rpc-ops.c @@ -0,0 +1,1180 @@ +/* + Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com> + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see + <http://www.gnu.org/licenses/>. +*/ + + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpc-clnt.h" +#include "glusterd1-xdr.h" +#include "glusterd1.h" + +#include "compat-errno.h" +#include "glusterd-op-sm.h" +#include "glusterd-sm.h" +#include "glusterd.h" +#include "protocol-common.h" +#include "glusterd-utils.h" +#include "common-utils.h" +#include <sys/uio.h> + + +#define SERVER_PATH_MAX (16 * 1024) + + +extern glusterd_op_info_t opinfo; + + +int +glusterd3_1_probe_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_probe_rsp rsp = {{0},}; + glusterd_conf_t *conf = NULL; + int ret = 0; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_friend_sm_event_t *event = NULL; + glusterd_probe_ctx_t *ctx = NULL; + + conf = THIS->private; + + if (-1 == req->rpc_status) { + goto out; + } + + ret = gd_xdr_to_mgmt_probe_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + //rsp.op_ret = -1; + //rsp.op_errno = EINVAL; + goto out; + } + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received probe resp from uuid: %s, host: %s", + uuid_utoa (rsp.uuid), rsp.hostname); + if (rsp.op_ret != 0) { + ctx = ((call_frame_t *)myframe)->local; + ((call_frame_t *)myframe)->local = NULL; + + GF_ASSERT (ctx); + + if (ctx->req) { + glusterd_xfer_cli_probe_resp (ctx->req, rsp.op_ret, + rsp.op_errno, + ctx->hostname, ctx->port); + } + + glusterd_destroy_probe_ctx (ctx); + (void) glusterd_friend_remove (rsp.uuid, rsp.hostname); + ret = rsp.op_ret; + goto out; + } + ret = glusterd_friend_find (rsp.uuid, rsp.hostname, &peerinfo); + if (ret) { + GF_ASSERT (0); + } + + uuid_copy (peerinfo->uuid, rsp.uuid); + + ret = glusterd_friend_sm_new_event + (GD_FRIEND_EVENT_INIT_FRIEND_REQ, &event); + + if (ret) { + gf_log ("glusterd", GF_LOG_ERROR, + "Unable to get event"); + goto out; + } + + event->peerinfo = peerinfo; + event->ctx = ((call_frame_t *)myframe)->local; + ((call_frame_t *)myframe)->local = NULL; + ret = glusterd_friend_sm_inject_event (event); + + + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + + gf_log ("glusterd", GF_LOG_NORMAL, "Received resp to probe req"); + +out: + if (rsp.hostname) + free (rsp.hostname);//malloced by xdr + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +int +glusterd3_1_friend_add_cbk (struct rpc_req * req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_friend_rsp rsp = {{0},}; + glusterd_conf_t *conf = NULL; + int ret = -1; + glusterd_friend_sm_event_t *event = NULL; + glusterd_friend_sm_event_type_t event_type = GD_FRIEND_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + int32_t op_ret = -1; + int32_t op_errno = -1; + glusterd_probe_ctx_t *ctx = NULL; + glusterd_friend_update_ctx_t *ev_ctx = NULL; + + conf = THIS->private; + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = gd_xdr_to_mgmt_friend_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + op_ret = rsp.op_ret; + op_errno = rsp.op_errno; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s, host: %s, port: %d", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid), rsp.hostname, rsp.port); + + ret = glusterd_friend_find (rsp.uuid, rsp.hostname, &peerinfo); + + if (ret) { + gf_log ("", GF_LOG_ERROR, "received friend add response from" + " unknown peer uuid: %s", uuid_utoa (rsp.uuid)); + goto out; + } + + if (op_ret) + event_type = GD_FRIEND_EVENT_RCVD_RJT; + else + event_type = GD_FRIEND_EVENT_RCVD_ACC; + + ret = glusterd_friend_sm_new_event (event_type, &event); + + if (ret) { + gf_log ("glusterd", GF_LOG_ERROR, + "Unable to get event"); + goto out; + } + event->peerinfo = peerinfo; + ev_ctx = GF_CALLOC (1, sizeof (*ev_ctx), + gf_gld_mt_friend_update_ctx_t); + if (!ev_ctx) { + ret = -1; + goto out; + } + + uuid_copy (ev_ctx->uuid, rsp.uuid); + ev_ctx->hostname = gf_strdup (rsp.hostname); + + event->ctx = ev_ctx; + ret = glusterd_friend_sm_inject_event (event); + + if (ret) + goto out; + +out: + ctx = ((call_frame_t *)myframe)->local; + ((call_frame_t *)myframe)->local = NULL; + + GF_ASSERT (ctx); + + if (ctx->req)//reverse probe doesnt have req + ret = glusterd_xfer_cli_probe_resp (ctx->req, op_ret, op_errno, + ctx->hostname, ctx->port); + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + if (ctx) + glusterd_destroy_probe_ctx (ctx); + if (rsp.hostname) + free (rsp.hostname);//malloced by xdr + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +int +glusterd3_1_friend_remove_cbk (struct rpc_req * req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_friend_rsp rsp = {{0},}; + glusterd_conf_t *conf = NULL; + int ret = -1; + glusterd_friend_sm_event_t *event = NULL; + glusterd_friend_sm_event_type_t event_type = GD_FRIEND_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + int32_t op_ret = -1; + int32_t op_errno = -1; + glusterd_probe_ctx_t *ctx = NULL; + + conf = THIS->private; + GF_ASSERT (conf); + + ctx = ((call_frame_t *)myframe)->local; + ((call_frame_t *)myframe)->local = NULL; + GF_ASSERT (ctx); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto inject; + } + + ret = gd_xdr_to_mgmt_friend_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto respond; + } + + op_ret = rsp.op_ret; + op_errno = rsp.op_errno; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s, host: %s, port: %d", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid), rsp.hostname, rsp.port); + +inject: + ret = glusterd_friend_find (rsp.uuid, ctx->hostname, &peerinfo); + + if (ret) { + //can happen as part of rpc clnt connection cleanup + //when the frame timeout happens after 30 minutes + goto respond; + } + + event_type = GD_FRIEND_EVENT_REMOVE_FRIEND; + + ret = glusterd_friend_sm_new_event (event_type, &event); + + if (ret) { + gf_log ("glusterd", GF_LOG_ERROR, + "Unable to get event"); + goto respond; + } + event->peerinfo = peerinfo; + + ret = glusterd_friend_sm_inject_event (event); + + if (ret) + goto respond; + + glusterd_friend_sm (); + glusterd_op_sm (); + + op_ret = 0; + + +respond: + ret = glusterd_xfer_cli_deprobe_resp (ctx->req, op_ret, op_errno, + ctx->hostname); + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + + if (ctx) { + glusterd_broadcast_friend_delete (ctx->hostname, NULL); + glusterd_destroy_probe_ctx (ctx); + } + + if (rsp.hostname) + free (rsp.hostname);//malloced by xdr + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +int32_t +glusterd3_1_friend_update_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_cluster_lock_rsp rsp = {{0},}; + int ret = -1; + int32_t op_ret = 0; + char str[50] = {0,}; + + GF_ASSERT (req); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + +/* ret = gd_xdr_to_mgmt_friend_update_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + uuid_unparse (rsp.uuid, str); + + op_ret = rsp.op_ret; +*/ + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s", + (op_ret)?"RJT":"ACC", str); + +out: + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +int32_t +glusterd3_1_cluster_lock_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_cluster_lock_rsp rsp = {{0},}; + int ret = -1; + int32_t op_ret = -1; + glusterd_op_sm_event_type_t event_type = GD_OP_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + + GF_ASSERT (req); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = gd_xdr_to_mgmt_cluster_lock_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + op_ret = rsp.op_ret; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid)); + + ret = glusterd_friend_find (rsp.uuid, NULL, &peerinfo); + + if (ret) { + gf_log ("", GF_LOG_CRITICAL, "Lock response received from " + "unknown peer: %s", uuid_utoa (rsp.uuid)); + } + + if (op_ret) { + event_type = GD_OP_EVENT_RCVD_RJT; + opinfo.op_ret = op_ret; + } else { + event_type = GD_OP_EVENT_RCVD_ACC; + } + + ret = glusterd_op_sm_inject_event (event_type, NULL); + + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + +out: + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +int32_t +glusterd3_1_cluster_unlock_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_cluster_lock_rsp rsp = {{0},}; + int ret = -1; + int32_t op_ret = -1; + glusterd_op_sm_event_type_t event_type = GD_OP_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + + + GF_ASSERT (req); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + ret = gd_xdr_to_mgmt_cluster_unlock_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + goto out; + } + + op_ret = rsp.op_ret; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid)); + + ret = glusterd_friend_find (rsp.uuid, NULL, &peerinfo); + + if (ret) { + gf_log ("", GF_LOG_CRITICAL, "Unlock response received from " + "unknown peer %s", uuid_utoa (rsp.uuid)); + } + + if (op_ret) { + event_type = GD_OP_EVENT_RCVD_RJT; + opinfo.op_ret = op_ret; + } else { + event_type = GD_OP_EVENT_RCVD_ACC; + } + + ret = glusterd_op_sm_inject_event (event_type, NULL); + + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + +out: + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +static int32_t +glusterd_rb_use_rsp_dict (dict_t *rsp_dict) +{ + int32_t src_port = 0; + int32_t dst_port = 0; + int ret = 0; + dict_t *ctx = NULL; + + + ctx = glusterd_op_get_ctx (GD_OP_REPLACE_BRICK); + if (!ctx) { + gf_log ("", GF_LOG_ERROR, + "Operation Context is not present"); + GF_ASSERT (0); + } + + if (rsp_dict) { + ret = dict_get_int32 (rsp_dict, "src-brick-port", &src_port); + if (ret == 0) { + gf_log ("", GF_LOG_DEBUG, + "src-brick-port=%d found", src_port); + } + + ret = dict_get_int32 (rsp_dict, "dst-brick-port", &dst_port); + if (ret == 0) { + gf_log ("", GF_LOG_DEBUG, + "dst-brick-port=%d found", dst_port); + } + + } + + if (src_port) { + ret = dict_set_int32 (ctx, "src-brick-port", + src_port); + if (ret) { + gf_log ("", GF_LOG_DEBUG, + "Could not set src-brick"); + goto out; + } + } + + if (dst_port) { + ret = dict_set_int32 (ctx, "dst-brick-port", + dst_port); + if (ret) { + gf_log ("", GF_LOG_DEBUG, + "Could not set dst-brick"); + goto out; + } + + } + +out: + return ret; + +} + +int32_t +glusterd3_1_stage_op_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_stage_op_rsp rsp = {{0},}; + int ret = -1; + int32_t op_ret = -1; + glusterd_op_sm_event_type_t event_type = GD_OP_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + dict_t *dict = NULL; + + GF_ASSERT (req); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + rsp.op_errstr = "error"; + goto out; + } + + ret = gd_xdr_to_mgmt_stage_op_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + rsp.op_errstr = "error"; + goto out; + } + + if (rsp.dict.dict_len) { + /* Unserialize the dictionary */ + dict = dict_new (); + + ret = dict_unserialize (rsp.dict.dict_val, + rsp.dict.dict_len, + &dict); + if (ret < 0) { + gf_log ("glusterd", GF_LOG_ERROR, + "failed to " + "unserialize rsp-buffer to dictionary"); + event_type = GD_OP_EVENT_RCVD_RJT; + goto out; + } else { + dict->extra_stdfree = rsp.dict.dict_val; + } + } + + op_ret = rsp.op_ret; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid)); + + ret = glusterd_friend_find (rsp.uuid, NULL, &peerinfo); + + if (ret) { + gf_log ("", GF_LOG_CRITICAL, "Stage response received from " + "unknown peer: %s", uuid_utoa (rsp.uuid)); + } + + if (op_ret) { + event_type = GD_OP_EVENT_RCVD_RJT; + opinfo.op_ret = op_ret; + opinfo.op_errstr = gf_strdup(rsp.op_errstr); + if (!opinfo.op_errstr) { + gf_log ("", GF_LOG_ERROR, "memory allocation failed"); + ret = -1; + goto out; + } + } else { + event_type = GD_OP_EVENT_RCVD_ACC; + } + + switch (rsp.op) { + case GD_OP_REPLACE_BRICK: + glusterd_rb_use_rsp_dict (dict); + break; + } + + ret = glusterd_op_sm_inject_event (event_type, NULL); + + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + +out: + if (rsp.op_errstr && strcmp (rsp.op_errstr, "error")) + free (rsp.op_errstr); //malloced by xdr + if (dict) { + if (!dict->extra_stdfree && rsp.dict.dict_val) + free (rsp.dict.dict_val); //malloced by xdr + dict_unref (dict); + } else { + if (rsp.dict.dict_val) + free (rsp.dict.dict_val); //malloced by xdr + } + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + +static int32_t +glusterd_sync_use_rsp_dict (dict_t *rsp_dict) +{ + int ret = 0; + + GF_ASSERT (rsp_dict); + + if (!rsp_dict) { + goto out; + } + + ret = glusterd_import_friend_volumes (rsp_dict); +out: + return ret; + +} + +int32_t +glusterd3_1_commit_op_cbk (struct rpc_req *req, struct iovec *iov, + int count, void *myframe) +{ + gd1_mgmt_commit_op_rsp rsp = {{0},}; + int ret = -1; + int32_t op_ret = -1; + glusterd_op_sm_event_type_t event_type = GD_OP_EVENT_NONE; + glusterd_peerinfo_t *peerinfo = NULL; + dict_t *dict = NULL; + + + GF_ASSERT (req); + + if (-1 == req->rpc_status) { + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + rsp.op_errstr = "error"; + event_type = GD_OP_EVENT_RCVD_RJT; + goto out; + } + + ret = gd_xdr_to_mgmt_commit_op_rsp (*iov, &rsp); + if (ret < 0) { + gf_log ("", GF_LOG_ERROR, "error"); + rsp.op_ret = -1; + rsp.op_errno = EINVAL; + rsp.op_errstr = "error"; + event_type = GD_OP_EVENT_RCVD_RJT; + goto out; + } + + if (rsp.dict.dict_len) { + /* Unserialize the dictionary */ + dict = dict_new (); + + ret = dict_unserialize (rsp.dict.dict_val, + rsp.dict.dict_len, + &dict); + if (ret < 0) { + gf_log ("glusterd", GF_LOG_ERROR, + "failed to " + "unserialize rsp-buffer to dictionary"); + event_type = GD_OP_EVENT_RCVD_RJT; + goto out; + } else { + dict->extra_stdfree = rsp.dict.dict_val; + } + } + + op_ret = rsp.op_ret; + + gf_log ("glusterd", GF_LOG_NORMAL, + "Received %s from uuid: %s", + (op_ret)?"RJT":"ACC", uuid_utoa (rsp.uuid)); + + ret = glusterd_friend_find (rsp.uuid, NULL, &peerinfo); + + if (ret) { + gf_log ("", GF_LOG_CRITICAL, "Commit response received from " + "unknown peer: %s", uuid_utoa (rsp.uuid)); + } + + if (op_ret) { + event_type = GD_OP_EVENT_RCVD_RJT; + opinfo.op_ret = op_ret; + opinfo.op_errstr = gf_strdup(rsp.op_errstr); + if (!opinfo.op_errstr) { + gf_log ("", GF_LOG_ERROR, "memory allocation failed"); + ret = -1; + goto out; + } + } else { + event_type = GD_OP_EVENT_RCVD_ACC; + switch (rsp.op) { + case GD_OP_REPLACE_BRICK: + ret = glusterd_rb_use_rsp_dict (dict); + if (ret) + goto out; + break; + case GD_OP_SYNC_VOLUME: + ret = glusterd_sync_use_rsp_dict (dict); + if (ret) + goto out; + break; + default: + break; + } + } + +out: + ret = glusterd_op_sm_inject_event (event_type, NULL); + + if (!ret) { + glusterd_friend_sm (); + glusterd_op_sm (); + } + + if (dict) + dict_unref (dict); + if (rsp.op_errstr && strcmp (rsp.op_errstr, "error")) + free (rsp.op_errstr); //malloced by xdr + GLUSTERD_STACK_DESTROY (((call_frame_t *)myframe)); + return ret; +} + + + +int32_t +glusterd3_1_probe (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_probe_req req = {{0},}; + int ret = 0; + int port = 0; + char *hostname = NULL; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + dict_t *dict = NULL; + + if (!frame || !this || !data) { + ret = -1; + goto out; + } + + dict = data; + priv = this->private; + + GF_ASSERT (priv); + ret = dict_get_str (dict, "hostname", &hostname); + if (ret) + goto out; + ret = dict_get_int32 (dict, "port", &port); + if (ret) + port = GF_DEFAULT_BASE_PORT; + + ret = dict_get_ptr (dict, "peerinfo", VOID (&peerinfo)); + if (ret) + goto out; + + uuid_copy (req.uuid, priv->uuid); + req.hostname = gf_strdup (hostname); + req.port = port; + + ret = glusterd_submit_request (peerinfo, &req, frame, peerinfo->mgmt, + GD_MGMT_PROBE_QUERY, + NULL, gd_xdr_from_mgmt_probe_req, + this, glusterd3_1_probe_cbk); + +out: + if (req.hostname) + GF_FREE (req.hostname); + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + + +int32_t +glusterd3_1_friend_add (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_friend_req req = {{0},}; + int ret = 0; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + glusterd_friend_sm_event_t *event = NULL; + glusterd_friend_req_ctx_t *ctx = NULL; + dict_t *vols = NULL; + + + if (!frame || !this || !data) { + ret = -1; + goto out; + } + + event = data; + priv = this->private; + + GF_ASSERT (priv); + + ctx = event->ctx; + + peerinfo = event->peerinfo; + + ret = glusterd_build_volume_dict (&vols); + if (ret) + goto out; + + uuid_copy (req.uuid, priv->uuid); + req.hostname = peerinfo->hostname; + req.port = peerinfo->port; + + ret = dict_allocate_and_serialize (vols, &req.vols.vols_val, + (size_t *)&req.vols.vols_len); + if (ret) + goto out; + + ret = glusterd_submit_request (peerinfo, &req, frame, peerinfo->mgmt, + GD_MGMT_FRIEND_ADD, + NULL, gd_xdr_from_mgmt_friend_req, + this, glusterd3_1_friend_add_cbk); + + +out: + if (req.vols.vols_val) + GF_FREE (req.vols.vols_val); + + if (vols) + dict_unref (vols); + + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +int32_t +glusterd3_1_friend_remove (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_friend_req req = {{0},}; + int ret = 0; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + glusterd_friend_sm_event_t *event = NULL; + + if (!frame || !this || !data) { + ret = -1; + goto out; + } + + event = data; + priv = this->private; + + GF_ASSERT (priv); + + peerinfo = event->peerinfo; + + uuid_copy (req.uuid, priv->uuid); + req.hostname = peerinfo->hostname; + req.port = peerinfo->port; + ret = glusterd_submit_request (peerinfo, &req, frame, peerinfo->mgmt, + GD_MGMT_FRIEND_REMOVE, + NULL, gd_xdr_from_mgmt_friend_req, + this, glusterd3_1_friend_remove_cbk); + +out: + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + + +int32_t +glusterd3_1_friend_update (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_friend_update req = {{0},}; + int ret = 0; + glusterd_conf_t *priv = NULL; + dict_t *friends = NULL; + char *dict_buf = NULL; + size_t len = -1; + call_frame_t *dummy_frame = NULL; + glusterd_peerinfo_t *peerinfo = NULL; + + priv = this->private; + GF_ASSERT (priv); + + friends = data; + if (!friends) + goto out; + + ret = dict_get_ptr (friends, "peerinfo", VOID(&peerinfo)); + if (ret) + goto out; + + ret = dict_allocate_and_serialize (friends, &dict_buf, (size_t *)&len); + if (ret) + goto out; + + req.friends.friends_val = dict_buf; + req.friends.friends_len = len; + + uuid_copy (req.uuid, priv->uuid); + + dummy_frame = create_frame (this, this->ctx->pool); + ret = glusterd_submit_request (peerinfo, &req, dummy_frame, + peerinfo->mgmt, + GD_MGMT_FRIEND_UPDATE, + NULL, gd_xdr_from_mgmt_friend_update, + this, glusterd3_1_friend_update_cbk); + +out: + if (req.friends.friends_val) + GF_FREE (req.friends.friends_val); + + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +int32_t +glusterd3_1_cluster_lock (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_cluster_lock_req req = {{0},}; + int ret = -1; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + call_frame_t *dummy_frame = NULL; + + if (!this) + goto out; + + peerinfo = data; + + priv = this->private; + GF_ASSERT (priv); + + glusterd_get_uuid (&req.uuid); + + dummy_frame = create_frame (this, this->ctx->pool); + if (!dummy_frame) + goto out; + + ret = glusterd_submit_request (peerinfo, &req, dummy_frame, + peerinfo->mgmt, GD_MGMT_CLUSTER_LOCK, + NULL, + gd_xdr_from_mgmt_cluster_lock_req, + this, glusterd3_1_cluster_lock_cbk); +out: + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +int32_t +glusterd3_1_cluster_unlock (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_cluster_lock_req req = {{0},}; + int ret = -1; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + call_frame_t *dummy_frame = NULL; + + if (!this ) { + ret = -1; + goto out; + } + peerinfo = data; + priv = this->private; + GF_ASSERT (priv); + + glusterd_get_uuid (&req.uuid); + + dummy_frame = create_frame (this, this->ctx->pool); + if (!dummy_frame) + goto out; + + ret = glusterd_submit_request (peerinfo, &req, dummy_frame, + peerinfo->mgmt, GD_MGMT_CLUSTER_UNLOCK, + NULL, + gd_xdr_from_mgmt_cluster_unlock_req, + this, glusterd3_1_cluster_unlock_cbk); +out: + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +int32_t +glusterd3_1_stage_op (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_stage_op_req *req = NULL; + int ret = -1; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + int i = 0; + call_frame_t *dummy_frame = NULL; + char *op_errstr = NULL; + + if (!this) { + goto out; + } + + peerinfo = data; + priv = this->private; + GF_ASSERT (priv); + + for ( i = GD_OP_NONE; i < GD_OP_MAX; i++) { + if (opinfo.pending_op[i]) + break; + } + + if (GD_OP_MAX == i) { + //No pending ops, inject stage_acc + ret = glusterd_op_sm_inject_event + (GD_OP_EVENT_STAGE_ACC, NULL); + + return ret; + } + + glusterd_op_clear_pending_op (i); + + ret = glusterd_op_build_payload (i, &req); + if (ret) + goto out; + + /* rsp_dict NULL from source */ + ret = glusterd_op_stage_validate (req, &op_errstr, NULL); + if (ret) { + gf_log ("", GF_LOG_ERROR, "Staging failed"); + opinfo.op_errstr = op_errstr; + goto out; + } + + dummy_frame = create_frame (this, this->ctx->pool); + if (!dummy_frame) + goto out; + + ret = glusterd_submit_request (peerinfo, req, dummy_frame, + peerinfo->mgmt, GD_MGMT_STAGE_OP, + NULL, + gd_xdr_from_mgmt_stage_op_req, + this, glusterd3_1_stage_op_cbk); + +out: + if (req) { + GF_FREE (req->buf.buf_val); + GF_FREE (req); + } + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +int32_t +glusterd3_1_commit_op (call_frame_t *frame, xlator_t *this, + void *data) +{ + gd1_mgmt_commit_op_req *req = NULL; + int ret = -1; + glusterd_peerinfo_t *peerinfo = NULL; + glusterd_conf_t *priv = NULL; + int i = 0; + call_frame_t *dummy_frame = NULL; + char *op_errstr = NULL; + + if (!this) { + goto out; + } + + priv = this->private; + GF_ASSERT (priv); + + for ( i = GD_OP_NONE; i < GD_OP_MAX; i++) { + if (opinfo.commit_op[i]) + break; + } + + if (GD_OP_MAX == i) { + //No pending ops, return + return 0; + } + + glusterd_op_clear_commit_op (i); + + ret = glusterd_op_build_payload (i, (gd1_mgmt_stage_op_req **)&req); + + if (ret) + goto out; + + ret = glusterd_op_commit_perform ((gd1_mgmt_stage_op_req *)req, &op_errstr, + NULL);//rsp_dict invalid for source + if (ret) { + gf_log ("", GF_LOG_ERROR, "Commit failed"); + opinfo.op_errstr = op_errstr; + goto out; + } + + peerinfo = data; + GF_ASSERT (peerinfo); + + dummy_frame = create_frame (this, this->ctx->pool); + if (!dummy_frame) + goto out; + + ret = glusterd_submit_request (peerinfo, req, dummy_frame, + peerinfo->mgmt, GD_MGMT_COMMIT_OP, + NULL, + gd_xdr_from_mgmt_commit_op_req, + this, glusterd3_1_commit_op_cbk); + +out: + if (req) { + GF_FREE (req->buf.buf_val); + GF_FREE (req); + } + gf_log ("glusterd", GF_LOG_DEBUG, "Returning %d", ret); + return ret; +} + +struct rpc_clnt_procedure glusterd3_1_clnt_mgmt_actors[GD_MGMT_MAXVALUE] = { + [GD_MGMT_NULL] = {"NULL", NULL }, + [GD_MGMT_PROBE_QUERY] = { "PROBE_QUERY", glusterd3_1_probe}, + [GD_MGMT_FRIEND_ADD] = { "FRIEND_ADD", glusterd3_1_friend_add }, + [GD_MGMT_CLUSTER_LOCK] = {"CLUSTER_LOCK", glusterd3_1_cluster_lock}, + [GD_MGMT_CLUSTER_UNLOCK] = {"CLUSTER_UNLOCK", glusterd3_1_cluster_unlock}, + [GD_MGMT_STAGE_OP] = {"STAGE_OP", glusterd3_1_stage_op}, + [GD_MGMT_COMMIT_OP] = {"COMMIT_OP", glusterd3_1_commit_op}, + [GD_MGMT_FRIEND_REMOVE] = { "FRIEND_REMOVE", glusterd3_1_friend_remove}, + [GD_MGMT_FRIEND_UPDATE] = { "FRIEND_UPDATE", glusterd3_1_friend_update}, +}; + +struct rpc_clnt_program glusterd3_1_mgmt_prog = { + .progname = "Mgmt 3.1", + .prognum = GLUSTERD1_MGMT_PROGRAM, + .progver = GLUSTERD1_MGMT_VERSION, + .proctable = glusterd3_1_clnt_mgmt_actors, + .numproc = GLUSTERD1_MGMT_PROCCNT, +}; + +struct rpc_clnt_procedure gd_clnt_mgmt_actors[GLUSTERD_MGMT_MAXVALUE] = { + [GLUSTERD_MGMT_NULL] = {"NULL", NULL }, + [GLUSTERD_MGMT_PROBE_QUERY] = {"PROBE_QUERY", glusterd3_1_probe}, + [GLUSTERD_MGMT_FRIEND_ADD] = {"FRIEND_ADD", glusterd3_1_friend_add}, + [GLUSTERD_MGMT_CLUSTER_LOCK] = {"CLUSTER_LOCK", glusterd3_1_cluster_lock}, + [GLUSTERD_MGMT_CLUSTER_UNLOCK] = {"CLUSTER_UNLOCK", glusterd3_1_cluster_unlock}, + [GLUSTERD_MGMT_STAGE_OP] = {"STAGE_OP", glusterd3_1_stage_op}, + [GLUSTERD_MGMT_COMMIT_OP] = {"COMMIT_OP", glusterd3_1_commit_op}, + [GLUSTERD_MGMT_FRIEND_REMOVE] = {"FRIEND_REMOVE", glusterd3_1_friend_remove}, + [GLUSTERD_MGMT_FRIEND_UPDATE] = {"FRIEND_UPDATE", glusterd3_1_friend_update}, +}; + +struct rpc_clnt_program gd_clnt_mgmt_prog = { + .progname = "glusterd clnt mgmt", + .prognum = GD_MGMT_PROGRAM, + .progver = GD_MGMT_VERSION, + .numproc = GD_MGMT_PROCCNT, + .proctable = gd_clnt_mgmt_actors, +}; 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