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OBJECT command implemented

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This commit is contained in:
antirez
2011-04-06 12:19:45 +02:00
parent f797c7dc17
commit ece74202bb
3 changed files with 42 additions and 1 deletions
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39
src/object.c
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@ -416,3 +416,42 @@ unsigned long estimateObjectIdleTime(robj *o) {
REDIS_LRU_CLOCK_RESOLUTION;
}
}
/* This is an helper function for the DEBUG command. We need to lookup keys
* without any modification of LRU or other parameters. */
robj *objectCommandLookup(redisClient *c, robj *key) {
dictEntry *de;
if ((de = dictFind(c->db->dict,key->ptr)) == NULL) return NULL;
return (robj*) dictGetEntryVal(de);
}
robj *objectCommandLookupOrReply(redisClient *c, robj *key, robj *reply) {
robj *o = objectCommandLookup(c,key);
if (!o) addReply(c, reply);
return o;
}
/* Object command allows to inspect the internals of an Redis Object.
* Usage: OBJECT <verb> ... arguments ... */
void objectCommand(redisClient *c) {
robj *o;
if (!strcasecmp(c->argv[1]->ptr,"refcount") && c->argc == 3) {
if ((o = objectCommandLookupOrReply(c,c->argv[2],shared.nullbulk))
== NULL) return;
addReplyLongLong(c,o->refcount);
} else if (!strcasecmp(c->argv[1]->ptr,"encoding") && c->argc == 3) {
if ((o = objectCommandLookupOrReply(c,c->argv[2],shared.nullbulk))
== NULL) return;
addReplyBulkCString(c,strEncoding(o->encoding));
} else if (!strcasecmp(c->argv[1]->ptr,"idletime") && c->argc == 3) {
if ((o = objectCommandLookupOrReply(c,c->argv[2],shared.nullbulk))
== NULL) return;
addReplyLongLong(c,estimateObjectIdleTime(o));
} else {
addReplyError(c,"Syntax error. Try OBJECT (refcount|encoding|idletime)");
}
}