Scripting: globals protection can now be switched on/off.

[redis.git] / src / config.c

diff --git a/src/config.c b/src/config.c
index 4a25489a603f79933a54cc1f224aaeb90132c022..a45e5108e1c5463e1fcba63aee7558570f36d846 100644 (file)
--- a/src/config.c
+++ b/src/config.c
@@ -65,13 +65,17 @@ void loadServerConfigFromString(char *config) {
             if (errno || server.unixsocketperm > 0777) {
                 err = "Invalid socket file permissions"; goto loaderr;
             }
             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]);
-            if (seconds < 1 || changes < 0) {
-                err = "Invalid save parameters"; goto loaderr;
+        } else if (!strcasecmp(argv[0],"save")) {
+            if (argc == 3) {
+                int seconds = atoi(argv[1]);
+                int changes = atoi(argv[2]);
+                if (seconds < 1 || changes < 0) {
+                    err = "Invalid save parameters"; goto loaderr;
+                }
+                appendServerSaveParams(seconds,changes);
+            } else if (argc == 2 && !strcasecmp(argv[1],"")) {
+                resetServerSaveParams();

             }
             }

-            appendServerSaveParams(seconds,changes);

         } else if (!strcasecmp(argv[0],"dir") && argc == 2) {
             if (chdir(argv[1]) == -1) {
                 redisLog(REDIS_WARNING,"Can't chdir to '%s': %s",
         } else if (!strcasecmp(argv[0],"dir") && argc == 2) {
             if (chdir(argv[1]) == -1) {
                 redisLog(REDIS_WARNING,"Can't chdir to '%s': %s",


@@ -198,12 +202,18 @@ void loadServerConfigFromString(char *config) {
             if ((server.repl_serve_stale_data = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
             }
             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],"slave-read-only") && argc == 2) {
+            if ((server.repl_slave_ro = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }

         } else if (!strcasecmp(argv[0],"rdbcompression") && argc == 2) {
             if ((server.rdb_compression = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
             }
         } else if (!strcasecmp(argv[0],"rdbcompression") && argc == 2) {
             if ((server.rdb_compression = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
             }

+        } else if (!strcasecmp(argv[0],"rdbchecksum") && argc == 2) {
+            if ((server.rdb_checksum = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }

         } else if (!strcasecmp(argv[0],"activerehashing") && argc == 2) {
             if ((server.activerehashing = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;
         } else if (!strcasecmp(argv[0],"activerehashing") && argc == 2) {
             if ((server.activerehashing = yesnotoi(argv[1])) == -1) {
                 err = "argument must be 'yes' or 'no'"; goto loaderr;


@@ -258,10 +268,10 @@ void loadServerConfigFromString(char *config) {
         } else if (!strcasecmp(argv[0],"dbfilename") && argc == 2) {
             zfree(server.rdb_filename);
             server.rdb_filename = zstrdup(argv[1]);
         } else if (!strcasecmp(argv[0],"dbfilename") && argc == 2) {
             zfree(server.rdb_filename);
             server.rdb_filename = zstrdup(argv[1]);

-        } 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) {
-            server.hash_max_zipmap_value = memtoll(argv[1], NULL);
+        } else if (!strcasecmp(argv[0],"hash-max-ziplist-entries") && argc == 2) {
+            server.hash_max_ziplist_entries = memtoll(argv[1], NULL);
+        } else if (!strcasecmp(argv[0],"hash-max-ziplist-value") && argc == 2) {
+            server.hash_max_ziplist_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-entries") && argc == 2){
             server.list_max_ziplist_entries = memtoll(argv[1], NULL);
         } else if (!strcasecmp(argv[0],"list-max-ziplist-value") && argc == 2) {


@@ -296,21 +306,44 @@ void loadServerConfigFromString(char *config) {
                     err = "Target command name already exists"; goto loaderr;
                 }
             }
                     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],"lua-time-limit") && argc == 2) {
             server.lua_time_limit = strtoll(argv[1],NULL,10);

+        } else if (!strcasecmp(argv[0],"lua-protect-globals") && argc == 2) {
+            if ((server.lua_protect_globals = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }

         } 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 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 if (!strcasecmp(argv[0],"client-output-buffer-limit") &&
+                   argc == 5)
+        {
+            int class = getClientLimitClassByName(argv[1]);
+            unsigned long long hard, soft;
+            int soft_seconds;
+
+            if (class == -1) {
+                err = "Unrecognized client limit class";
+                goto loaderr;
+            }
+            hard = memtoll(argv[2],NULL);
+            soft = memtoll(argv[3],NULL);
+            soft_seconds = atoi(argv[4]);
+            if (soft_seconds < 0) {
+                err = "Negative number of seconds in soft limt is invalid";
+                goto loaderr;
+            }
+            server.client_obuf_limits[class].hard_limit_bytes = hard;
+            server.client_obuf_limits[class].soft_limit_bytes = soft;
+            server.client_obuf_limits[class].soft_limit_seconds = soft_seconds;
+        } else if (!strcasecmp(argv[0],"stop-writes-on-bgsave-error") &&
+                   argc == 2) {
+            if ((server.stop_writes_on_bgsave_err = yesnotoi(argv[1])) == -1) {
+                err = "argument must be 'yes' or 'no'"; goto loaderr;
+            }

         } else {
             err = "Bad directive or wrong number of arguments"; goto loaderr;
         }
         } else {
             err = "Bad directive or wrong number of arguments"; goto loaderr;
         }


@@ -486,17 +519,22 @@ void configSetCommand(redisClient *c) {
 
         if (yn == -1) goto badfmt;
         server.repl_serve_stale_data = yn;
 
         if (yn == -1) goto badfmt;
         server.repl_serve_stale_data = yn;

+    } else if (!strcasecmp(c->argv[2]->ptr,"slave-read-only")) {
+        int yn = yesnotoi(o->ptr);
+
+        if (yn == -1) goto badfmt;
+        server.repl_slave_ro = 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,"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")) {
+    } else if (!strcasecmp(c->argv[2]->ptr,"hash-max-ziplist-entries")) {

         if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
         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")) {
+        server.hash_max_ziplist_entries = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"hash-max-ziplist-value")) {

         if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
         if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;

-        server.hash_max_zipmap_value = ll;
+        server.hash_max_ziplist_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-entries")) {
         if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
         server.list_max_ziplist_entries = ll;


@@ -515,6 +553,16 @@ void configSetCommand(redisClient *c) {
     } 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,"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,"lua-protect-globals")) {
+        int enable = yesnotoi(o->ptr);
+
+        if (enable == -1) goto badfmt;
+        if (enable == 0 && server.lua_protect_globals == 1) {
+            scriptingDisableGlobalsProtection(server.lua);
+        } else if (enable && server.lua_protect_globals == 0) {
+            scriptingEnableGlobalsProtection(server.lua);
+        }
+        server.lua_protect_globals = enable;

     } 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-log-slower-than")) {
         if (getLongLongFromObject(o,&ll) == REDIS_ERR) goto badfmt;
         server.slowlog_log_slower_than = ll;


@@ -533,6 +581,79 @@ void configSetCommand(redisClient *c) {
         } else {
             goto badfmt;
         }
         } else {
             goto badfmt;
         }

+    } else if (!strcasecmp(c->argv[2]->ptr,"client-output-buffer-limit")) {
+        int vlen, j;
+        sds *v = sdssplitlen(o->ptr,sdslen(o->ptr)," ",1,&vlen);
+
+        /* We need a multiple of 4: <class> <hard> <soft> <soft_seconds> */
+        if (vlen % 4) {
+            sdsfreesplitres(v,vlen);
+            goto badfmt;
+        }
+
+        /* Sanity check of single arguments, so that we either refuse the
+         * whole configuration string or accept it all, even if a single
+         * error in a single client class is present. */
+        for (j = 0; j < vlen; j++) {
+            char *eptr;
+            long val;
+
+            if ((j % 4) == 0) {
+                if (getClientLimitClassByName(v[j]) == -1) {
+                    sdsfreesplitres(v,vlen);
+                    goto badfmt;
+                }
+            } else {
+                val = strtoll(v[j], &eptr, 10);
+                if (eptr[0] != '\0' || val < 0) {
+                    sdsfreesplitres(v,vlen);
+                    goto badfmt;
+                }
+            }
+        }
+        /* Finally set the new config */
+        for (j = 0; j < vlen; j += 4) {
+            int class;
+            unsigned long long hard, soft;
+            int soft_seconds;
+
+            class = getClientLimitClassByName(v[j]);
+            hard = strtoll(v[j+1],NULL,10);
+            soft = strtoll(v[j+2],NULL,10);
+            soft_seconds = strtoll(v[j+3],NULL,10);
+
+            server.client_obuf_limits[class].hard_limit_bytes = hard;
+            server.client_obuf_limits[class].soft_limit_bytes = soft;
+            server.client_obuf_limits[class].soft_limit_seconds = soft_seconds;
+        }
+        sdsfreesplitres(v,vlen);
+    } else if (!strcasecmp(c->argv[2]->ptr,"stop-writes-on-bgsave-error")) {
+        int yn = yesnotoi(o->ptr);
+
+        if (yn == -1) goto badfmt;
+        server.stop_writes_on_bgsave_err = yn;
+    } else if (!strcasecmp(c->argv[2]->ptr,"repl-ping-slave-period")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll <= 0) goto badfmt;
+        server.repl_ping_slave_period = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"repl-timeout")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll <= 0) goto badfmt;
+        server.repl_timeout = ll;
+    } else if (!strcasecmp(c->argv[2]->ptr,"watchdog-period")) {
+        if (getLongLongFromObject(o,&ll) == REDIS_ERR || ll < 0) goto badfmt;
+        if (ll)
+            enableWatchdog(ll);
+        else
+            disableWatchdog();
+    } else if (!strcasecmp(c->argv[2]->ptr,"rdbcompression")) {
+        int yn = yesnotoi(o->ptr);
+
+        if (yn == -1) goto badfmt;
+        server.rdb_compression = yn;
+    } else if (!strcasecmp(c->argv[2]->ptr,"rdbchecksum")) {
+        int yn = yesnotoi(o->ptr);
+
+        if (yn == -1) goto badfmt;
+        server.rdb_checksum = yn;

     } else {
         addReplyErrorFormat(c,"Unsupported CONFIG parameter: %s",
             (char*)c->argv[2]->ptr);
     } else {
         addReplyErrorFormat(c,"Unsupported CONFIG parameter: %s",
             (char*)c->argv[2]->ptr);


@@ -547,6 +668,31 @@ badfmt: /* Bad format errors */
             (char*)c->argv[2]->ptr);
 }
 
             (char*)c->argv[2]->ptr);
 }
 

+#define config_get_string_field(_name,_var) do { \
+    if (stringmatch(pattern,_name,0)) { \
+        addReplyBulkCString(c,_name); \
+        addReplyBulkCString(c,_var ? _var : ""); \
+        matches++; \
+    } \
+} while(0);
+
+#define config_get_bool_field(_name,_var) do { \
+    if (stringmatch(pattern,_name,0)) { \
+        addReplyBulkCString(c,_name); \
+        addReplyBulkCString(c,_var ? "yes" : "no"); \
+        matches++; \
+    } \
+} while(0);
+
+#define config_get_numerical_field(_name,_var) do { \
+    if (stringmatch(pattern,_name,0)) { \
+        ll2string(buf,sizeof(buf),_var); \
+        addReplyBulkCString(c,_name); \
+        addReplyBulkCString(c,buf); \
+        matches++; \
+    } \
+} while(0);
+

 void configGetCommand(redisClient *c) {
     robj *o = c->argv[2];
     void *replylen = addDeferredMultiBulkLength(c);
 void configGetCommand(redisClient *c) {
     robj *o = c->argv[2];
     void *replylen = addDeferredMultiBulkLength(c);


@@ -555,6 +701,71 @@ void configGetCommand(redisClient *c) {
     int matches = 0;
     redisAssertWithInfo(c,o,o->encoding == REDIS_ENCODING_RAW);
 
     int matches = 0;
     redisAssertWithInfo(c,o,o->encoding == REDIS_ENCODING_RAW);
 

+    /* String values */
+    config_get_string_field("dbfilename",server.rdb_filename);
+    config_get_string_field("requirepass",server.requirepass);
+    config_get_string_field("masterauth",server.requirepass);
+    config_get_string_field("bind",server.bindaddr);
+    config_get_string_field("unixsocket",server.unixsocket);
+    config_get_string_field("logfile",server.logfile);
+    config_get_string_field("pidfile",server.pidfile);
+
+    /* Numerical values */
+    config_get_numerical_field("maxmemory",server.maxmemory);
+    config_get_numerical_field("maxmemory-samples",server.maxmemory_samples);
+    config_get_numerical_field("timeout",server.maxidletime);
+    config_get_numerical_field("auto-aof-rewrite-percentage",
+            server.aof_rewrite_perc);
+    config_get_numerical_field("auto-aof-rewrite-min-size",
+            server.aof_rewrite_min_size);
+    config_get_numerical_field("hash-max-ziplist-entries",
+            server.hash_max_ziplist_entries);
+    config_get_numerical_field("hash-max-ziplist-value",
+            server.hash_max_ziplist_value);
+    config_get_numerical_field("list-max-ziplist-entries",
+            server.list_max_ziplist_entries);
+    config_get_numerical_field("list-max-ziplist-value",
+            server.list_max_ziplist_value);
+    config_get_numerical_field("set-max-intset-entries",
+            server.set_max_intset_entries);
+    config_get_numerical_field("zset-max-ziplist-entries",
+            server.zset_max_ziplist_entries);
+    config_get_numerical_field("zset-max-ziplist-value",
+            server.zset_max_ziplist_value);
+    config_get_numerical_field("lua-time-limit",server.lua_time_limit);
+    config_get_numerical_field("slowlog-log-slower-than",
+            server.slowlog_log_slower_than);
+    config_get_numerical_field("slowlog-max-len",
+            server.slowlog_max_len);
+    config_get_numerical_field("port",server.port);
+    config_get_numerical_field("databases",server.dbnum);
+    config_get_numerical_field("repl-ping-slave-period",server.repl_ping_slave_period);
+    config_get_numerical_field("repl-timeout",server.repl_timeout);
+    config_get_numerical_field("maxclients",server.maxclients);
+    config_get_numerical_field("watchdog-period",server.watchdog_period);
+
+    /* Bool (yes/no) values */
+    config_get_bool_field("no-appendfsync-on-rewrite",
+            server.aof_no_fsync_on_rewrite);
+    config_get_bool_field("slave-serve-stale-data",
+            server.repl_serve_stale_data);
+    config_get_bool_field("slave-read-only",
+            server.repl_slave_ro);
+    config_get_bool_field("stop-writes-on-bgsave-error",
+            server.stop_writes_on_bgsave_err);
+    config_get_bool_field("daemonize", server.daemonize);
+    config_get_bool_field("rdbcompression", server.rdb_compression);
+    config_get_bool_field("rdbchecksum", server.rdb_checksum);
+    config_get_bool_field("activerehashing", server.activerehashing);
+    config_get_bool_field("lua-protect-globals", server.lua_protect_globals);
+
+    /* Everything we can't handle with macros follows. */
+
+    if (stringmatch(pattern,"appendonly",0)) {
+        addReplyBulkCString(c,"appendonly");
+        addReplyBulkCString(c,server.aof_state == REDIS_AOF_OFF ? "no" : "yes");
+        matches++;
+    }

     if (stringmatch(pattern,"dir",0)) {
         char buf[1024];
 
     if (stringmatch(pattern,"dir",0)) {
         char buf[1024];
 


@@ -565,27 +776,6 @@ void configGetCommand(redisClient *c) {
         addReplyBulkCString(c,buf);
         matches++;
     }
         addReplyBulkCString(c,buf);
         matches++;
     }

-    if (stringmatch(pattern,"dbfilename",0)) {
-        addReplyBulkCString(c,"dbfilename");
-        addReplyBulkCString(c,server.rdb_filename);
-        matches++;
-    }
-    if (stringmatch(pattern,"requirepass",0)) {
-        addReplyBulkCString(c,"requirepass");
-        addReplyBulkCString(c,server.requirepass);
-        matches++;
-    }
-    if (stringmatch(pattern,"masterauth",0)) {
-        addReplyBulkCString(c,"masterauth");
-        addReplyBulkCString(c,server.masterauth);
-        matches++;
-    }
-    if (stringmatch(pattern,"maxmemory",0)) {
-        ll2string(buf,sizeof(buf),server.maxmemory);
-        addReplyBulkCString(c,"maxmemory");
-        addReplyBulkCString(c,buf);
-        matches++;
-    }

     if (stringmatch(pattern,"maxmemory-policy",0)) {
         char *s;
 
     if (stringmatch(pattern,"maxmemory-policy",0)) {
         char *s;
 


@@ -602,28 +792,6 @@ void configGetCommand(redisClient *c) {
         addReplyBulkCString(c,s);
         matches++;
     }
         addReplyBulkCString(c,s);
         matches++;
     }

-    if (stringmatch(pattern,"maxmemory-samples",0)) {
-        ll2string(buf,sizeof(buf),server.maxmemory_samples);
-        addReplyBulkCString(c,"maxmemory-samples");
-        addReplyBulkCString(c,buf);
-        matches++;
-    }
-    if (stringmatch(pattern,"timeout",0)) {
-        ll2string(buf,sizeof(buf),server.maxidletime);
-        addReplyBulkCString(c,"timeout");
-        addReplyBulkCString(c,buf);
-        matches++;
-    }
-    if (stringmatch(pattern,"appendonly",0)) {
-        addReplyBulkCString(c,"appendonly");
-        addReplyBulkCString(c,server.aof_state == REDIS_AOF_OFF ? "no" : "yes");
-        matches++;
-    }
-    if (stringmatch(pattern,"no-appendfsync-on-rewrite",0)) {
-        addReplyBulkCString(c,"no-appendfsync-on-rewrite");
-        addReplyBulkCString(c,server.aof_no_fsync_on_rewrite ? "yes" : "no");
-        matches++;
-    }

     if (stringmatch(pattern,"appendfsync",0)) {
         char *policy;
 
     if (stringmatch(pattern,"appendfsync",0)) {
         char *policy;
 


@@ -653,71 +821,6 @@ void configGetCommand(redisClient *c) {
         sdsfree(buf);
         matches++;
     }
         sdsfree(buf);
         matches++;
     }

-    if (stringmatch(pattern,"auto-aof-rewrite-percentage",0)) {
-        addReplyBulkCString(c,"auto-aof-rewrite-percentage");
-        addReplyBulkLongLong(c,server.aof_rewrite_perc);
-        matches++;
-    }
-    if (stringmatch(pattern,"auto-aof-rewrite-min-size",0)) {
-        addReplyBulkCString(c,"auto-aof-rewrite-min-size");
-        addReplyBulkLongLong(c,server.aof_rewrite_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;
 
     if (stringmatch(pattern,"loglevel",0)) {
         char *s;
 


@@ -732,6 +835,43 @@ void configGetCommand(redisClient *c) {
         addReplyBulkCString(c,s);
         matches++;
     }
         addReplyBulkCString(c,s);
         matches++;
     }

+    if (stringmatch(pattern,"client-output-buffer-limit",0)) {
+        sds buf = sdsempty();
+        int j;
+
+        for (j = 0; j < REDIS_CLIENT_LIMIT_NUM_CLASSES; j++) {
+            buf = sdscatprintf(buf,"%s %llu %llu %ld",
+                    getClientLimitClassName(j),
+                    server.client_obuf_limits[j].hard_limit_bytes,
+                    server.client_obuf_limits[j].soft_limit_bytes,
+                    (long) server.client_obuf_limits[j].soft_limit_seconds);
+            if (j != REDIS_CLIENT_LIMIT_NUM_CLASSES-1)
+                buf = sdscatlen(buf," ",1);
+        }
+        addReplyBulkCString(c,"client-output-buffer-limit");
+        addReplyBulkCString(c,buf);
+        sdsfree(buf);
+        matches++;
+    }
+    if (stringmatch(pattern,"unixsocketperm",0)) {
+        char buf[32];
+        snprintf(buf,sizeof(buf),"%o",server.unixsocketperm);
+        addReplyBulkCString(c,"unixsocketperm");
+        addReplyBulkCString(c,buf);
+        matches++;
+    }
+    if (stringmatch(pattern,"slaveof",0)) {
+        char buf[256];
+
+        addReplyBulkCString(c,"slaveof");
+        if (server.masterhost)
+            snprintf(buf,sizeof(buf),"%s %d",
+                server.masterhost, server.masterport);
+        else
+            buf[0] = '\0';
+        addReplyBulkCString(c,buf);
+        matches++;
+    }

     setDeferredMultiBulkLength(c,replylen,matches*2);
 }
 
     setDeferredMultiBulkLength(c,replylen,matches*2);
 }
 


@@ -749,6 +889,9 @@ void configCommand(redisClient *c) {
         server.stat_numcommands = 0;
         server.stat_numconnections = 0;
         server.stat_expiredkeys = 0;
         server.stat_numcommands = 0;
         server.stat_numconnections = 0;
         server.stat_expiredkeys = 0;

+        server.stat_rejected_conn = 0;
+        server.stat_fork_time = 0;
+        server.aof_delayed_fsync = 0;

         resetCommandTableStats();
         addReply(c,shared.ok);
     } else {
         resetCommandTableStats();
         addReply(c,shared.ok);
     } else {