]> git.saurik.com Git - redis.git/blobdiff - src/config.c
JSON support for Lua scripting, based on work from @lp, thanks!. We are using the...
[redis.git] / src / config.c
index bbe9d402b26c5dd4a962755a47490998228a182d..1c666ddf18abbc67e73dfdaeafb8045569e603aa 100644 (file)
@@ -55,7 +55,7 @@ void loadServerConfig(char *filename) {
         }
 
         /* Split into arguments */
-        argv = sdssplitlen(line,sdslen(line)," ",1,&argc);
+        argv = sdssplitargs(line,&argc);
         sdstolower(argv[0]);
 
         /* Execute config directives */
@@ -66,13 +66,18 @@ void loadServerConfig(char *filename) {
             }
         } else if (!strcasecmp(argv[0],"port") && argc == 2) {
             server.port = atoi(argv[1]);
-            if (server.port < 1 || server.port > 65535) {
+            if (server.port < 0 || server.port > 65535) {
                 err = "Invalid port"; goto loaderr;
             }
         } else if (!strcasecmp(argv[0],"bind") && argc == 2) {
             server.bindaddr = zstrdup(argv[1]);
         } else if (!strcasecmp(argv[0],"unixsocket") && argc == 2) {
             server.unixsocket = zstrdup(argv[1]);
+        } else if (!strcasecmp(argv[0],"unixsocketperm") && argc == 2) {
+            server.unixsocketperm = (mode_t)strtol(argv[1], NULL, 8);
+            if (errno || server.unixsocketperm > 0777) {
+                err = "Invalid socket file permissions"; goto loaderr;
+            }
         } else if (!strcasecmp(argv[0],"save") && argc == 3) {
             int seconds = atoi(argv[1]);
             int changes = atoi(argv[2]);
@@ -114,6 +119,42 @@ void loadServerConfig(char *filename) {
                 }
                 fclose(logfp);
             }
+        } else if (!strcasecmp(argv[0],"syslog-enabled") && argc == 2) {
+            if ((server.syslog_enabled = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }
+        } else if (!strcasecmp(argv[0],"syslog-ident") && argc == 2) {
+            if (server.syslog_ident) zfree(server.syslog_ident);
+            server.syslog_ident = zstrdup(argv[1]);
+        } else if (!strcasecmp(argv[0],"syslog-facility") && argc == 2) {
+            struct {
+                const char     *name;
+                const int       value;
+            } validSyslogFacilities[] = {
+                {"user",    LOG_USER},
+                {"local0",  LOG_LOCAL0},
+                {"local1",  LOG_LOCAL1},
+                {"local2",  LOG_LOCAL2},
+                {"local3",  LOG_LOCAL3},
+                {"local4",  LOG_LOCAL4},
+                {"local5",  LOG_LOCAL5},
+                {"local6",  LOG_LOCAL6},
+                {"local7",  LOG_LOCAL7},
+                {NULL, 0}
+            };
+            int i;
+
+            for (i = 0; validSyslogFacilities[i].name; i++) {
+                if (!strcasecmp(validSyslogFacilities[i].name, argv[1])) {
+                    server.syslog_facility = validSyslogFacilities[i].value;
+                    break;
+                }
+            }
+
+            if (!validSyslogFacilities[i].name) {
+                err = "Invalid log facility. Must be one of USER or between LOCAL0-LOCAL7";
+                goto loaderr;
+            }
         } else if (!strcasecmp(argv[0],"databases") && argc == 2) {
             server.dbnum = atoi(argv[1]);
             if (server.dbnum < 1) {
@@ -136,6 +177,8 @@ void loadServerConfig(char *filename) {
                 server.maxmemory_policy = REDIS_MAXMEMORY_ALLKEYS_LRU;
             } else if (!strcasecmp(argv[1],"allkeys-random")) {
                 server.maxmemory_policy = REDIS_MAXMEMORY_ALLKEYS_RANDOM;
+            } else if (!strcasecmp(argv[1],"noeviction")) {
+                server.maxmemory_policy = REDIS_MAXMEMORY_NO_EVICTION;
             } else {
                 err = "Invalid maxmemory policy";
                 goto loaderr;
@@ -152,10 +195,12 @@ void loadServerConfig(char *filename) {
             server.replstate = REDIS_REPL_CONNECT;
         } else if (!strcasecmp(argv[0],"masterauth") && argc == 2) {
                server.masterauth = zstrdup(argv[1]);
-        } else if (!strcasecmp(argv[0],"glueoutputbuf") && argc == 2) {
-            if ((server.glueoutputbuf = yesnotoi(argv[1])) == -1) {
+        } else if (!strcasecmp(argv[0],"slave-serve-stale-data") && argc == 2) {
+            if ((server.repl_serve_stale_data = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
             }
+        } else if (!strcasecmp(argv[0],"glueoutputbuf")) {
+            redisLog(REDIS_WARNING, "Deprecated configuration directive: \"%s\"", argv[0]);
         } else if (!strcasecmp(argv[0],"rdbcompression") && argc == 2) {
             if ((server.rdbcompression = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
@@ -191,6 +236,18 @@ void loadServerConfig(char *filename) {
                 err = "argument must be 'no', 'always' or 'everysec'";
                 goto loaderr;
             }
+        } else if (!strcasecmp(argv[0],"auto-aof-rewrite-percentage") &&
+                   argc == 2)
+        {
+            server.auto_aofrewrite_perc = atoi(argv[1]);
+            if (server.auto_aofrewrite_perc < 0) {
+                err = "Invalid negative percentage for AOF auto rewrite";
+                goto loaderr;
+            }
+        } else if (!strcasecmp(argv[0],"auto-aof-rewrite-min-size") &&
+                   argc == 2)
+        {
+            server.auto_aofrewrite_min_size = memtoll(argv[1],NULL);
         } else if (!strcasecmp(argv[0],"requirepass") && argc == 2) {
             server.requirepass = zstrdup(argv[1]);
         } else if (!strcasecmp(argv[0],"pidfile") && argc == 2) {
@@ -199,31 +256,59 @@ void loadServerConfig(char *filename) {
         } else if (!strcasecmp(argv[0],"dbfilename") && argc == 2) {
             zfree(server.dbfilename);
             server.dbfilename = zstrdup(argv[1]);
-        } else if (!strcasecmp(argv[0],"vm-enabled") && argc == 2) {
-            if ((server.vm_enabled = yesnotoi(argv[1])) == -1) {
-                err = "argument must be 'yes' or 'no'"; goto loaderr;
-            }
-        } else if (!strcasecmp(argv[0],"vm-swap-file") && argc == 2) {
-            zfree(server.vm_swap_file);
-            server.vm_swap_file = zstrdup(argv[1]);
-        } else if (!strcasecmp(argv[0],"vm-max-memory") && argc == 2) {
-            server.vm_max_memory = memtoll(argv[1],NULL);
-        } else if (!strcasecmp(argv[0],"vm-page-size") && argc == 2) {
-            server.vm_page_size = memtoll(argv[1], NULL);
-        } else if (!strcasecmp(argv[0],"vm-pages") && argc == 2) {
-            server.vm_pages = memtoll(argv[1], NULL);
-        } else if (!strcasecmp(argv[0],"vm-max-threads") && argc == 2) {
-            server.vm_max_threads = strtoll(argv[1], NULL, 10);
-        } else if (!strcasecmp(argv[0],"hash-max-zipmap-entries") && argc == 2){
+        } else if (!strcasecmp(argv[0],"hash-max-zipmap-entries") && argc == 2) {
             server.hash_max_zipmap_entries = memtoll(argv[1], NULL);
-        } else if (!strcasecmp(argv[0],"hash-max-zipmap-value") && argc == 2){
+        } else if (!strcasecmp(argv[0],"hash-max-zipmap-value") && argc == 2) {
             server.hash_max_zipmap_value = memtoll(argv[1], NULL);
         } else if (!strcasecmp(argv[0],"list-max-ziplist-entries") && argc == 2){
             server.list_max_ziplist_entries = memtoll(argv[1], NULL);
-        } else if (!strcasecmp(argv[0],"list-max-ziplist-value") && argc == 2){
+        } else if (!strcasecmp(argv[0],"list-max-ziplist-value") && argc == 2) {
             server.list_max_ziplist_value = memtoll(argv[1], NULL);
-        } else if (!strcasecmp(argv[0],"set-max-intset-entries") && argc == 2){
+        } else if (!strcasecmp(argv[0],"set-max-intset-entries") && argc == 2) {
             server.set_max_intset_entries = memtoll(argv[1], NULL);
+        } else if (!strcasecmp(argv[0],"zset-max-ziplist-entries") && argc == 2) {
+            server.zset_max_ziplist_entries = memtoll(argv[1], NULL);
+        } else if (!strcasecmp(argv[0],"zset-max-ziplist-value") && argc == 2) {
+            server.zset_max_ziplist_value = memtoll(argv[1], NULL);
+        } else if (!strcasecmp(argv[0],"rename-command") && argc == 3) {
+            struct redisCommand *cmd = lookupCommand(argv[1]);
+            int retval;
+
+            if (!cmd) {
+                err = "No such command in rename-command";
+                goto loaderr;
+            }
+
+            /* If the target command name is the emtpy string we just
+             * remove it from the command table. */
+            retval = dictDelete(server.commands, argv[1]);
+            redisAssert(retval == DICT_OK);
+
+            /* Otherwise we re-add the command under a different name. */
+            if (sdslen(argv[2]) != 0) {
+                sds copy = sdsdup(argv[2]);
+
+                retval = dictAdd(server.commands, copy, cmd);
+                if (retval != DICT_OK) {
+                    sdsfree(copy);
+                    err = "Target command name already exists"; goto loaderr;
+                }
+            }
+        } else if (!strcasecmp(argv[0],"cluster-enabled") && argc == 2) {
+            if ((server.cluster_enabled = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }
+        } else if (!strcasecmp(argv[0],"cluster-config-file") && argc == 2) {
+            zfree(server.cluster.configfile);
+            server.cluster.configfile = zstrdup(argv[1]);
+        } else if (!strcasecmp(argv[0],"lua-time-limit") && argc == 2) {
+            server.lua_time_limit = strtoll(argv[1],NULL,10);
+        } else if (!strcasecmp(argv[0],"slowlog-log-slower-than") &&
+                   argc == 2)
+        {
+            server.slowlog_log_slower_than = strtoll(argv[1],NULL,10);
+        } else if (!strcasecmp(argv[0],"slowlog-max-len") && argc == 2) {
+            server.slowlog_max_len = strtoll(argv[1],NULL,10);
         } else {
             err = "Bad directive or wrong number of arguments"; goto loaderr;
         }
@@ -250,8 +335,8 @@ loaderr:
 void configSetCommand(redisClient *c) {
     robj *o;
     long long ll;
-    redisAssert(c->argv[2]->encoding == REDIS_ENCODING_RAW);
-    redisAssert(c->argv[3]->encoding == REDIS_ENCODING_RAW);
+    redisAssertWithInfo(c,c->argv[2],c->argv[2]->encoding == REDIS_ENCODING_RAW);
+    redisAssertWithInfo(c,c->argv[2],c->argv[3]->encoding == REDIS_ENCODING_RAW);
     o = c->argv[3];
 
     if (!strcasecmp(c->argv[2]->ptr,"dbfilename")) {
@@ -279,6 +364,8 @@ void configSetCommand(redisClient *c) {
             server.maxmemory_policy = REDIS_MAXMEMORY_ALLKEYS_LRU;
         } else if (!strcasecmp(o->ptr,"allkeys-random")) {
             server.maxmemory_policy = REDIS_MAXMEMORY_ALLKEYS_RANDOM;
+        } else if (!strcasecmp(o->ptr,"noeviction")) {
+            server.maxmemory_policy = REDIS_MAXMEMORY_NO_EVICTION;
         } else {
             goto badfmt;
         }
@@ -321,6 +408,12 @@ void configSetCommand(redisClient *c) {
                 }
             }
         }
+    } else if (!strcasecmp(c->argv[2]->ptr,"auto-aof-rewrite-percentage")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.auto_aofrewrite_perc = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"auto-aof-rewrite-min-size")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.auto_aofrewrite_min_size = ll;
     } else if (!strcasecmp(c->argv[2]->ptr,"save")) {
         int vlen, j;
         sds *v = sdssplitlen(o->ptr,sdslen(o->ptr)," ",1,&vlen);
@@ -355,6 +448,58 @@ void configSetCommand(redisClient *c) {
             appendServerSaveParams(seconds, changes);
         }
         sdsfreesplitres(v,vlen);
+    } else if (!strcasecmp(c->argv[2]->ptr,"slave-serve-stale-data")) {
+        int yn = yesnotoi(o->ptr);
+
+        if (yn == -1) goto badfmt;
+        server.repl_serve_stale_data = yn;
+    } else if (!strcasecmp(c->argv[2]->ptr,"dir")) {
+        if (chdir((char*)o->ptr) == -1) {
+            addReplyErrorFormat(c,"Changing directory: %s", strerror(errno));
+            return;
+        }
+    } else if (!strcasecmp(c->argv[2]->ptr,"hash-max-zipmap-entries")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.hash_max_zipmap_entries = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"hash-max-zipmap-value")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.hash_max_zipmap_value = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"list-max-ziplist-entries")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.list_max_ziplist_entries = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"list-max-ziplist-value")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.list_max_ziplist_value = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"set-max-intset-entries")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.set_max_intset_entries = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"zset-max-ziplist-entries")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.zset_max_ziplist_entries = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"zset-max-ziplist-value")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.zset_max_ziplist_value = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"lua-time-limit")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.lua_time_limit = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"slowlog-log-slower-than")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR) goto badfmt;
+        server.slowlog_log_slower_than = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"slowlog-max-len")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        server.slowlog_max_len = (unsigned)ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"loglevel")) {
+        if (!strcasecmp(o->ptr,"warning")) {
+            server.verbosity = REDIS_WARNING;
+        } else if (!strcasecmp(o->ptr,"notice")) {
+            server.verbosity = REDIS_NOTICE;
+        } else if (!strcasecmp(o->ptr,"verbose")) {
+            server.verbosity = REDIS_VERBOSE;
+        } else if (!strcasecmp(o->ptr,"debug")) {
+            server.verbosity = REDIS_DEBUG;
+        } else {
+            goto badfmt;
+        }
     } else {
         addReplyErrorFormat(c,"Unsupported CONFIG parameter: %s",
             (char*)c->argv[2]->ptr);
@@ -375,8 +520,18 @@ void configGetCommand(redisClient *c) {
     char *pattern = o->ptr;
     char buf[128];
     int matches = 0;
-    redisAssert(o->encoding == REDIS_ENCODING_RAW);
+    redisAssertWithInfo(c,o,o->encoding == REDIS_ENCODING_RAW);
 
+    if (stringmatch(pattern,"dir",0)) {
+        char buf[1024];
+
+        if (getcwd(buf,sizeof(buf)) == NULL)
+            buf[0] = '\0';
+
+        addReplyBulkCString(c,"dir");
+        addReplyBulkCString(c,buf);
+        matches++;
+    }
     if (stringmatch(pattern,"dbfilename",0)) {
         addReplyBulkCString(c,"dbfilename");
         addReplyBulkCString(c,server.dbfilename);
@@ -407,6 +562,7 @@ void configGetCommand(redisClient *c) {
         case REDIS_MAXMEMORY_VOLATILE_RANDOM: s = "volatile-random"; break;
         case REDIS_MAXMEMORY_ALLKEYS_LRU: s = "allkeys-lru"; break;
         case REDIS_MAXMEMORY_ALLKEYS_RANDOM: s = "allkeys-random"; break;
+        case REDIS_MAXMEMORY_NO_EVICTION: s = "noeviction"; break;
         default: s = "unknown"; break; /* too harmless to panic */
         }
         addReplyBulkCString(c,"maxmemory-policy");
@@ -464,6 +620,85 @@ void configGetCommand(redisClient *c) {
         sdsfree(buf);
         matches++;
     }
+    if (stringmatch(pattern,"auto-aof-rewrite-percentage",0)) {
+        addReplyBulkCString(c,"auto-aof-rewrite-percentage");
+        addReplyBulkLongLong(c,server.auto_aofrewrite_perc);
+        matches++;
+    }
+    if (stringmatch(pattern,"auto-aof-rewrite-min-size",0)) {
+        addReplyBulkCString(c,"auto-aof-rewrite-min-size");
+        addReplyBulkLongLong(c,server.auto_aofrewrite_min_size);
+        matches++;
+    }
+    if (stringmatch(pattern,"slave-serve-stale-data",0)) {
+        addReplyBulkCString(c,"slave-serve-stale-data");
+        addReplyBulkCString(c,server.repl_serve_stale_data ? "yes" : "no");
+        matches++;
+    }
+    if (stringmatch(pattern,"hash-max-zipmap-entries",0)) {
+        addReplyBulkCString(c,"hash-max-zipmap-entries");
+        addReplyBulkLongLong(c,server.hash_max_zipmap_entries);
+        matches++;
+    }
+    if (stringmatch(pattern,"hash-max-zipmap-value",0)) {
+        addReplyBulkCString(c,"hash-max-zipmap-value");
+        addReplyBulkLongLong(c,server.hash_max_zipmap_value);
+        matches++;
+    }
+    if (stringmatch(pattern,"list-max-ziplist-entries",0)) {
+        addReplyBulkCString(c,"list-max-ziplist-entries");
+        addReplyBulkLongLong(c,server.list_max_ziplist_entries);
+        matches++;
+    }
+    if (stringmatch(pattern,"list-max-ziplist-value",0)) {
+        addReplyBulkCString(c,"list-max-ziplist-value");
+        addReplyBulkLongLong(c,server.list_max_ziplist_value);
+        matches++;
+    }
+    if (stringmatch(pattern,"set-max-intset-entries",0)) {
+        addReplyBulkCString(c,"set-max-intset-entries");
+        addReplyBulkLongLong(c,server.set_max_intset_entries);
+        matches++;
+    }
+    if (stringmatch(pattern,"zset-max-ziplist-entries",0)) {
+        addReplyBulkCString(c,"zset-max-ziplist-entries");
+        addReplyBulkLongLong(c,server.zset_max_ziplist_entries);
+        matches++;
+    }
+    if (stringmatch(pattern,"zset-max-ziplist-value",0)) {
+        addReplyBulkCString(c,"zset-max-ziplist-value");
+        addReplyBulkLongLong(c,server.zset_max_ziplist_value);
+        matches++;
+    }
+    if (stringmatch(pattern,"lua-time-limit",0)) {
+        addReplyBulkCString(c,"lua-time-limit");
+        addReplyBulkLongLong(c,server.lua_time_limit);
+        matches++;
+    }
+    if (stringmatch(pattern,"slowlog-log-slower-than",0)) {
+        addReplyBulkCString(c,"slowlog-log-slower-than");
+        addReplyBulkLongLong(c,server.slowlog_log_slower_than);
+        matches++;
+    }
+    if (stringmatch(pattern,"slowlog-max-len",0)) {
+        addReplyBulkCString(c,"slowlog-max-len");
+        addReplyBulkLongLong(c,server.slowlog_max_len);
+        matches++;
+    }
+    if (stringmatch(pattern,"loglevel",0)) {
+        char *s;
+
+        switch(server.verbosity) {
+        case REDIS_WARNING: s = "warning"; break;
+        case REDIS_VERBOSE: s = "verbose"; break;
+        case REDIS_NOTICE: s = "notice"; break;
+        case REDIS_DEBUG: s = "debug"; break;
+        default: s = "unknown"; break; /* too harmless to panic */
+        }
+        addReplyBulkCString(c,"loglevel");
+        addReplyBulkCString(c,s);
+        matches++;
+    }
     setDeferredMultiBulkLength(c,replylen,matches*2);
 }
 
@@ -481,6 +716,7 @@ void configCommand(redisClient *c) {
         server.stat_numcommands = 0;
         server.stat_numconnections = 0;
         server.stat_expiredkeys = 0;
+        resetCommandTableStats();
         addReply(c,shared.ok);
     } else {
         addReplyError(c,