#include <float.h>
#include <math.h>
#include <pthread.h>
+#include <sys/resource.h>
/* Our shared "common" objects */
NULL, /* val dup */
dictEncObjKeyCompare, /* key compare */
dictRedisObjectDestructor, /* key destructor */
- dictVanillaFree /* val destructor of malloc(sizeof(double)) */
+ NULL /* val destructor */
};
/* Db->dict, keys are sds strings, vals are Redis objects. */
}
void initServerConfig() {
- server.dbnum = REDIS_DEFAULT_DBNUM;
server.port = REDIS_SERVERPORT;
+ server.bindaddr = NULL;
+ server.unixsocket = NULL;
+ server.ipfd = -1;
+ server.sofd = -1;
+ server.dbnum = REDIS_DEFAULT_DBNUM;
server.verbosity = REDIS_VERBOSE;
server.maxidletime = REDIS_MAXIDLETIME;
server.saveparams = NULL;
server.logfile = NULL; /* NULL = log on standard output */
- server.bindaddr = NULL;
server.glueoutputbuf = 1;
server.daemonize = 0;
server.appendonly = 0;
server.hash_max_zipmap_value = REDIS_HASH_MAX_ZIPMAP_VALUE;
server.list_max_ziplist_entries = REDIS_LIST_MAX_ZIPLIST_ENTRIES;
server.list_max_ziplist_value = REDIS_LIST_MAX_ZIPLIST_VALUE;
+ server.set_max_intset_entries = REDIS_SET_MAX_INTSET_ENTRIES;
server.shutdown_asap = 0;
resetServerSaveParams();
createSharedObjects();
server.el = aeCreateEventLoop();
server.db = zmalloc(sizeof(redisDb)*server.dbnum);
- server.fd = anetTcpServer(server.neterr, server.port, server.bindaddr);
- if (server.fd == -1) {
- redisLog(REDIS_WARNING, "Opening TCP port: %s", server.neterr);
+ server.ipfd = anetTcpServer(server.neterr,server.port,server.bindaddr);
+ if (server.ipfd == ANET_ERR) {
+ redisLog(REDIS_WARNING, "Opening port: %s", server.neterr);
+ exit(1);
+ }
+ if (server.unixsocket != NULL) {
+ unlink(server.unixsocket); /* don't care if this fails */
+ server.sofd = anetUnixServer(server.neterr,server.unixsocket);
+ if (server.sofd == ANET_ERR) {
+ redisLog(REDIS_WARNING, "Opening socket: %s", server.neterr);
+ exit(1);
+ }
+ }
+ if (server.ipfd < 0 && server.sofd < 0) {
+ redisLog(REDIS_WARNING, "Configured to not listen anywhere, exiting.");
exit(1);
}
for (j = 0; j < server.dbnum; j++) {
server.stat_starttime = time(NULL);
server.unixtime = time(NULL);
aeCreateTimeEvent(server.el, 1, serverCron, NULL, NULL);
- if (aeCreateFileEvent(server.el, server.fd, AE_READABLE,
- acceptHandler, NULL) == AE_ERR) oom("creating file event");
+ if (server.ipfd > 0 && aeCreateFileEvent(server.el,server.ipfd,AE_READABLE,
+ acceptTcpHandler,NULL) == AE_ERR) oom("creating file event");
+ if (server.sofd > 0 && aeCreateFileEvent(server.el,server.sofd,AE_READABLE,
+ acceptUnixHandler,NULL) == AE_ERR) oom("creating file event");
if (server.appendonly) {
server.appendfd = open(server.appendfilename,O_WRONLY|O_APPEND|O_CREAT,0644);
int processCommand(redisClient *c) {
struct redisCommand *cmd;
- /* Free some memory if needed (maxmemory setting) */
- if (server.maxmemory) freeMemoryIfNeeded();
-
/* Handle the multi bulk command type. This is an alternative protocol
* supported by Redis in order to receive commands that are composed of
* multiple binary-safe "bulk" arguments. The latency of processing is
} else if (c->multibulk) {
if (c->bulklen == -1) {
if (((char*)c->argv[0]->ptr)[0] != '$') {
- addReplySds(c,sdsnew("-ERR multi bulk protocol error\r\n"));
+ addReplyError(c,"multi bulk protocol error");
resetClient(c);
return 1;
} else {
bulklen < 0 || bulklen > 1024*1024*1024)
{
c->argc--;
- addReplySds(c,sdsnew("-ERR invalid bulk write count\r\n"));
+ addReplyError(c,"invalid bulk write count");
resetClient(c);
return 1;
}
* such wrong arity, bad command name and so forth. */
cmd = lookupCommand(c->argv[0]->ptr);
if (!cmd) {
- addReplySds(c,
- sdscatprintf(sdsempty(), "-ERR unknown command '%s'\r\n",
- (char*)c->argv[0]->ptr));
+ addReplyErrorFormat(c,"unknown command '%s'",
+ (char*)c->argv[0]->ptr);
resetClient(c);
return 1;
} else if ((cmd->arity > 0 && cmd->arity != c->argc) ||
(c->argc < -cmd->arity)) {
- addReplySds(c,
- sdscatprintf(sdsempty(),
- "-ERR wrong number of arguments for '%s' command\r\n",
- cmd->name));
+ addReplyErrorFormat(c,"wrong number of arguments for '%s' command",
+ cmd->name);
resetClient(c);
return 1;
} else if (cmd->flags & REDIS_CMD_BULK && c->bulklen == -1) {
bulklen < 0 || bulklen > 1024*1024*1024)
{
c->argc--;
- addReplySds(c,sdsnew("-ERR invalid bulk write count\r\n"));
+ addReplyError(c,"invalid bulk write count");
resetClient(c);
return 1;
}
/* Check if the user is authenticated */
if (server.requirepass && !c->authenticated && cmd->proc != authCommand) {
- addReplySds(c,sdsnew("-ERR operation not permitted\r\n"));
+ addReplyError(c,"operation not permitted");
resetClient(c);
return 1;
}
- /* Handle the maxmemory directive */
+ /* Handle the maxmemory directive.
+ *
+ * First we try to free some memory if possible (if there are volatile
+ * keys in the dataset). If there are not the only thing we can do
+ * is returning an error. */
+ if (server.maxmemory) freeMemoryIfNeeded();
if (server.maxmemory && (cmd->flags & REDIS_CMD_DENYOOM) &&
zmalloc_used_memory() > server.maxmemory)
{
- addReplySds(c,sdsnew("-ERR command not allowed when used memory > 'maxmemory'\r\n"));
+ addReplyError(c,"command not allowed when used memory > 'maxmemory'");
resetClient(c);
return 1;
}
&&
cmd->proc != subscribeCommand && cmd->proc != unsubscribeCommand &&
cmd->proc != psubscribeCommand && cmd->proc != punsubscribeCommand) {
- addReplySds(c,sdsnew("-ERR only (P)SUBSCRIBE / (P)UNSUBSCRIBE / QUIT allowed in this context\r\n"));
+ addReplyError(c,"only (P)SUBSCRIBE / (P)UNSUBSCRIBE / QUIT allowed in this context");
resetClient(c);
return 1;
}
addReply(c,shared.ok);
} else {
c->authenticated = 0;
- addReplySds(c,sdscatprintf(sdsempty(),"-ERR invalid password\r\n"));
+ addReplyError(c,"invalid password");
}
}
time_t uptime = time(NULL)-server.stat_starttime;
int j;
char hmem[64];
+ struct rusage self_ru, c_ru;
+
+ getrusage(RUSAGE_SELF, &self_ru);
+ getrusage(RUSAGE_CHILDREN, &c_ru);
bytesToHuman(hmem,zmalloc_used_memory());
info = sdscatprintf(sdsempty(),
"process_id:%ld\r\n"
"uptime_in_seconds:%ld\r\n"
"uptime_in_days:%ld\r\n"
+ "used_cpu_sys:%.2f\r\n"
+ "used_cpu_user:%.2f\r\n"
+ "used_cpu_sys_childrens:%.2f\r\n"
+ "used_cpu_user_childrens:%.2f\r\n"
"connected_clients:%d\r\n"
"connected_slaves:%d\r\n"
"blocked_clients:%d\r\n"
"used_memory:%zu\r\n"
"used_memory_human:%s\r\n"
+ "mem_fragmentation_ratio:%.2f\r\n"
"changes_since_last_save:%lld\r\n"
"bgsave_in_progress:%d\r\n"
"last_save_time:%ld\r\n"
(long) getpid(),
uptime,
uptime/(3600*24),
+ (float)self_ru.ru_utime.tv_sec+(float)self_ru.ru_utime.tv_usec/1000000,
+ (float)self_ru.ru_stime.tv_sec+(float)self_ru.ru_stime.tv_usec/1000000,
+ (float)c_ru.ru_utime.tv_sec+(float)c_ru.ru_utime.tv_usec/1000000,
+ (float)c_ru.ru_stime.tv_sec+(float)c_ru.ru_stime.tv_usec/1000000,
listLength(server.clients)-listLength(server.slaves),
listLength(server.slaves),
server.blpop_blocked_clients,
zmalloc_used_memory(),
hmem,
+ zmalloc_get_fragmentation_ratio(),
server.dirty,
server.bgsavechildpid != -1,
server.lastsave,
if (tryFreeOneObjectFromFreelist() == REDIS_OK) continue;
for (j = 0; j < server.dbnum; j++) {
int minttl = -1;
- robj *minkey = NULL;
+ sds minkey = NULL;
+ robj *keyobj = NULL;
struct dictEntry *de;
if (dictSize(server.db[j].expires)) {
minttl = t;
}
}
- dbDelete(server.db+j,minkey);
+ keyobj = createStringObject(minkey,sdslen(minkey));
+ dbDelete(server.db+j,keyobj);
+ server.stat_expiredkeys++;
+ decrRefCount(keyobj);
}
}
if (!freed) return; /* nothing to free... */
if (rdbLoad(server.dbfilename) == REDIS_OK)
redisLog(REDIS_NOTICE,"DB loaded from disk: %ld seconds",time(NULL)-start);
}
- redisLog(REDIS_NOTICE,"The server is now ready to accept connections on port %d", server.port);
+ if (server.ipfd > 0)
+ redisLog(REDIS_NOTICE,"The server is now ready to accept connections on port %d", server.port);
+ if (server.sofd > 0)
+ redisLog(REDIS_NOTICE,"The server is now ready to accept connections at %s", server.unixsocket);
aeSetBeforeSleepProc(server.el,beforeSleep);
aeMain(server.el);
aeDeleteEventLoop(server.el);
projects / redis.git / blobdiff