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/*
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 "glusterd-sm.h"
#include "glusterd.h"
#define GD_SYNC_OPCODE_KEY "sync-mgmt-operation"
/* gd_syncop_* */
#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); \
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 */
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