diff options
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-syncop.h')
| -rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-syncop.h | 131 |
1 files changed, 82 insertions, 49 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-syncop.h b/xlators/mgmt/glusterd/src/glusterd-syncop.h index a3cc0ab47e0..a265f2135c6 100644 --- a/xlators/mgmt/glusterd/src/glusterd-syncop.h +++ b/xlators/mgmt/glusterd/src/glusterd-syncop.h @@ -1,60 +1,93 @@ /* - Copyright (c) 2012 Red Hat, Inc. <http://www.redhat.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 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 - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ + Copyright (c) 2012-2012 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ #ifndef __RPC_SYNCOP_H #define __RPC_SYNCOP_H -#include "syncop.h" - +#include <glusterfs/syncop.h> +#include "glusterd-sm.h" +#include "glusterd.h" #define GD_SYNC_OPCODE_KEY "sync-mgmt-operation" /* gd_syncop_* */ -#define GD_SYNCOP(rpc, stb, cbk, req, prog, procnum, xdrproc) do { \ - int ret = 0; \ - struct synctask *task = NULL; \ - task = synctask_get (); \ - stb->task = task; \ - \ - ret = gd_syncop_submit_request (rpc, req, stb, \ - prog, procnum, cbk, \ - (xdrproc_t)xdrproc); \ - if (!ret) \ - synctask_yield (stb->task); \ - } while (0) - - -int gd_syncop_submit_request (struct rpc_clnt *rpc, void *req, - void *cookie, rpc_clnt_prog_t *prog, - int procnum, fop_cbk_fn_t cbkfn, - xdrproc_t xdrproc); - - -int gd_syncop_mgmt_lock (struct rpc_clnt *rpc, uuid_t my_uuid, - uuid_t recv_uuid); -int gd_syncop_mgmt_unlock (struct rpc_clnt *rpc, uuid_t my_uuid, - uuid_t recv_uuid); -int gd_syncop_mgmt_stage_op (struct rpc_clnt *rpc, uuid_t my_uuid, - uuid_t recv_uuid, int op, dict_t *dict_out, - dict_t **dict_in, char **errstr); -int gd_syncop_mgmt_commit_op (struct rpc_clnt *rpc, uuid_t my_uuid, - uuid_t recv_uuid, int op, dict_t *dict_out, - dict_t **dict_in, char **errstr); +#define GD_SYNCOP(rpc, stb, cookie, cbk, req, prog, procnum, xdrproc) \ + do { \ + int ret = 0; \ + struct synctask *task = NULL; \ + glusterd_conf_t *conf = THIS->private; \ + \ + task = synctask_get(); \ + stb->task = task; \ + \ + /*This is to ensure that the brick_op_cbk is able to \ + * take the big lock*/ \ + synclock_unlock(&conf->big_lock); \ + ret = gd_syncop_submit_request(rpc, req, stb, cookie, prog, procnum, \ + cbk, (xdrproc_t)xdrproc); \ + if (!ret) \ + synctask_yield(stb->task, NULL); \ + else \ + gf_asprintf(&stb->errstr, \ + "%s failed. Check log file" \ + " for more details", \ + (prog)->progname); \ + synclock_lock(&conf->big_lock); \ + } while (0) + +#define GD_ALLOC_COPY_UUID(dst_ptr, uuid, ret) \ + do { \ + dst_ptr = GF_MALLOC(sizeof(*dst_ptr), gf_common_mt_uuid_t); \ + if (dst_ptr) { \ + gf_uuid_copy(*dst_ptr, uuid); \ + ret = 0; \ + } else { \ + ret = -1; \ + } \ + } while (0) + +int32_t +gd_syncop_brick_op_cbk(struct rpc_req *req, struct iovec *iov, int count, + void *myframe); + +int +gd_syncop_submit_request(struct rpc_clnt *rpc, void *req, void *local, + void *cookie, rpc_clnt_prog_t *prog, int procnum, + fop_cbk_fn_t cbkfn, xdrproc_t xdrproc); +int +gd_syncop_mgmt_lock(glusterd_peerinfo_t *peerinfo, struct syncargs *arg, + uuid_t my_uuid, uuid_t recv_uuid); + +int +gd_syncop_mgmt_unlock(glusterd_peerinfo_t *peerinfo, struct syncargs *arg, + uuid_t my_uuid, uuid_t recv_uuid); + +int +gd_syncop_mgmt_stage_op(glusterd_peerinfo_t *peerinfo, struct syncargs *arg, + uuid_t my_uuid, uuid_t recv_uuid, int op, + dict_t *dict_out, dict_t *op_ctx); + +int +gd_syncop_mgmt_commit_op(glusterd_peerinfo_t *peerinfo, struct syncargs *arg, + uuid_t my_uuid, uuid_t recv_uuid, int op, + dict_t *dict_out, dict_t *op_ctx); + +void +gd_synctask_barrier_wait(struct syncargs *args, int count); + +int +gd_brick_op_phase(glusterd_op_t op, dict_t *op_ctx, dict_t *req_dict, + char **op_errstr); + +int +glusterd_syncop_aggr_rsp_dict(glusterd_op_t op, dict_t *aggr, dict_t *rsp); +void +gd_syncargs_init(struct syncargs *args, dict_t *op_ctx); #endif /* __RPC_SYNCOP_H */ |