Module: sip-router Branch: master Commit: b7a1ba89ce9d8a310b9b0151f6535d612dbc9057 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=b7a1ba89...
Author: Vicente Hernando vhernando@systemonenoc.com Committer: Vicente Hernando vhernando@systemonenoc.com Date: Wed Aug 29 12:45:40 2012 -0400
ndb_redis: redisc_exec_argv function
---
modules/ndb_redis/redis_client.c | 55 ++++++++++++++++++++++++++++++++++++++ modules/ndb_redis/redis_client.h | 7 +++++ 2 files changed, 62 insertions(+), 0 deletions(-)
diff --git a/modules/ndb_redis/redis_client.c b/modules/ndb_redis/redis_client.c index 0bf2c37..5248135 100644 --- a/modules/ndb_redis/redis_client.c +++ b/modules/ndb_redis/redis_client.c @@ -379,6 +379,61 @@ error_exec: }
/** + * Executes a redis command. + * Command is coded using a vector of strings, and a vector of lenghts. + * + * @param rsrv Pointer to a redis_server_t structure. + * @param argc number of elements in the command vector. + * @param argv vector of zero terminated strings forming the command. + * @param argvlen vector of command string lenghts or NULL. + * @return redisReply structure or NULL if there was an error. + */ +void * redisc_exec_argv(redisc_server_t *rsrv, int argc, const char **argv, const size_t *argvlen) +{ + redisReply *res=NULL; + + if(rsrv==NULL || rsrv->ctxRedis==NULL) + { + LM_ERR("no redis context found for server %.*s\n", + rsrv->sname->len, rsrv->sname->s); + return NULL; + } + if(argc<=0) + { + LM_ERR("invalid parameters\n"); + return NULL; + } + if(argv==NULL || *argv==NULL) + { + LM_ERR("invalid parameters\n"); + return NULL; + } + res = redisCommandArgv(rsrv->ctxRedis, argc, argv, argvlen); + if(res) + { + return res; + } + + /* null reply, reconnect and try again */ + if(rsrv->ctxRedis->err) + { + LM_ERR("Redis error: %s\n", rsrv->ctxRedis->errstr); + } + if(redisc_reconnect_server(rsrv)==0) + { + res = redisCommandArgv(rsrv->ctxRedis, argc, argv, argvlen); + } + else + { + LM_ERR("Unable to reconnect to server: %.*s\n", + rsrv->sname->len, rsrv->sname->s); + return NULL; + } + + return res; +} + +/** * */ redisc_reply_t *redisc_get_reply(str *name) diff --git a/modules/ndb_redis/redis_client.h b/modules/ndb_redis/redis_client.h index 8aebe77..805c6fd 100644 --- a/modules/ndb_redis/redis_client.h +++ b/modules/ndb_redis/redis_client.h @@ -58,6 +58,13 @@ typedef struct redisc_pv { gparam_t pos; /* Array element position. */ } redisc_pv_t;
+/* Server related functions */ +redisc_server_t* redisc_get_server(str *name); +int redisc_reconnect_server(redisc_server_t *rsrv); + +/* Command related functions */ +int redisc_exec(str *srv, str *res, str *cmd, ...); +void* redisc_exec_argv(redisc_server_t *rsrv, int argc, const char **argv, const size_t *argvlen); redisc_reply_t *redisc_get_reply(str *name); int redisc_free_reply(str *name); #endif
-
Vicente Hernando