[sr-dev] git:master: ndb_redis: README file update. redis_cmd variadic function.

Module: sip-router Branch: master Commit: 9485cfac5e1e6f4bb53407d3382f7dc725598f8a URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=9485cfa… Author: Vicente Hernando <vhernando(a)systemonenoc.com> Committer: Vicente Hernando <vhernando(a)systemonenoc.com> Date: Tue Jul 10 12:05:02 2012 +0200 ndb_redis: README file update. redis_cmd variadic function. --- modules/ndb_redis/README | 24 +++++++++++++++++++----- 1 files changed, 19 insertions(+), 5 deletions(-) diff --git a/modules/ndb_redis/README b/modules/ndb_redis/README index b71d796..03c5cc9 100644 --- a/modules/ndb_redis/README +++ b/modules/ndb_redis/README @@ -35,7 +35,7 @@ Vicente Hernando 4. Functions - 4.1. redis_cmd(srvname, command, replyid) + 4.1. redis_cmd(srvname, command, ..., replyid) 4.2. redis_free(replyid) List of Examples @@ -60,7 +60,7 @@ Chapter 1. Admin Guide 4. Functions - 4.1. redis_cmd(srvname, command, replyid) + 4.1. redis_cmd(srvname, command, ..., replyid) 4.2. redis_free(replyid) 1. Overview @@ -121,15 +121,19 @@ modparam("ndb_redis", "server", "name=srvY;unix=/tmp/redis.sock;db=3") 4. Functions - 4.1. redis_cmd(srvname, command, replyid) + 4.1. redis_cmd(srvname, command, ..., replyid) 4.2. redis_free(replyid) -4.1. redis_cmd(srvname, command, replyid) +4.1. redis_cmd(srvname, command, ..., replyid) Send a command to REDIS server identified by srvname. The reply will be - stored in a local continer identified by replyid. All the parameters + stored in a local container identified by replyid. All the parameters can be strings with pseudo-variables that are evaluated at runtime. + Minimum required arguments are srvname, command and replyid. Command + argument can be separated into several ones using %s token. (See + examples) Total number of arguments cannot exceed six. + The reply can be accessed via pseudo-variable $redis(key). The key can be: type - type of the reply (as in hiredis.h); value - the value returned by REDIS server; info - in case of error from REDIS, it will @@ -158,6 +162,16 @@ redis_cmd("srvN", "SET ruri $ru", "r"); # get a value redis_cmd("srvN", "GET foo", "r"); +# same command separated into two arguments: +redis_cmd("srvN", "GET %s", "foo", "r"); + +# if we have a key with spaces within it: +redis_cmd("srvN", "GET %s", "foo bar", "r"); + +# several values substitution: +redis_cmd("srvN", "HMGET %s %s %s", "key1", "field1", "field2", "r"); + + # array example if(redis_cmd("srvN", "HMGET foo_key field1 field3", "r")) { xlog("array size: $redis(r=>size)\n");