+/* Configuration file parsing and CONFIG GET/SET commands implementation.
+ *
+ * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Redis nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
#include "redis.h"
/*-----------------------------------------------------------------------------
loadServerConfig(argv[1],NULL);
} else if (!strcasecmp(argv[0],"maxclients") && argc == 2) {
server.maxclients = atoi(argv[1]);
+ if (server.maxclients < 1) {
+ err = "Invalid max clients limit"; goto loaderr;
+ }
} else if (!strcasecmp(argv[0],"maxmemory") && argc == 2) {
server.maxmemory = memtoll(argv[1],NULL);
} else if (!strcasecmp(argv[0],"maxmemory-policy") && argc == 2) {
{
server.aof_rewrite_min_size = memtoll(argv[1],NULL);
} else if (!strcasecmp(argv[0],"requirepass") && argc == 2) {
+ if (strlen(argv[1]) > REDIS_AUTHPASS_MAX_LEN) {
+ err = "Password is longer than REDIS_AUTHPASS_MAX_LEN";
+ goto loaderr;
+ }
server.requirepass = zstrdup(argv[1]);
} else if (!strcasecmp(argv[0],"pidfile") && argc == 2) {
zfree(server.pidfile);
}
} 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)
{
if ((server.stop_writes_on_bgsave_err = yesnotoi(argv[1])) == -1) {
err = "argument must be 'yes' or 'no'"; goto loaderr;
}
+ } else if (!strcasecmp(argv[0],"slave-priority") && argc == 2) {
+ server.slave_priority = atoi(argv[1]);
+ } else if (!strcasecmp(argv[0],"sentinel")) {
+ /* argc == 1 is handled by main() as we need to enter the sentinel
+ * mode ASAP. */
+ if (argc != 1) {
+ if (!server.sentinel_mode) {
+ err = "sentinel directive while not in sentinel mode";
+ goto loaderr;
+ }
+ err = sentinelHandleConfiguration(argv+1,argc-1);
+ if (err) goto loaderr;
+ }
} else {
err = "Bad directive or wrong number of arguments"; goto loaderr;
}
zfree(server.rdb_filename);
server.rdb_filename = zstrdup(o->ptr);
} else if (!strcasecmp(c->argv[2]->ptr,"requirepass")) {
+ if (sdslen(o->ptr) > REDIS_AUTHPASS_MAX_LEN) goto badfmt;
zfree(server.requirepass);
server.requirepass = ((char*)o->ptr)[0] ? zstrdup(o->ptr) : NULL;
} else if (!strcasecmp(c->argv[2]->ptr,"masterauth")) {
if (getLongLongFromObject(o,&ll) == REDIS_ERR ||
ll < 0) goto badfmt;
server.maxmemory = ll;
- if (server.maxmemory) freeMemoryIfNeeded();
+ if (server.maxmemory) {
+ if (server.maxmemory < zmalloc_used_memory()) {
+ redisLog(REDIS_WARNING,"WARNING: the new maxmemory value set via CONFIG SET is smaller than the current memory usage. This will result in keys eviction and/or inability to accept new write commands depending on the maxmemory-policy.");
+ }
+ freeMemoryIfNeeded();
+ }
} else if (!strcasecmp(c->argv[2]->ptr,"maxmemory-policy")) {
if (!strcasecmp(o->ptr,"volatile-lru")) {
server.maxmemory_policy = REDIS_MAXMEMORY_VOLATILE_LRU;
} 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;
if (yn == -1) goto badfmt;
server.rdb_checksum = yn;
+ } else if (!strcasecmp(c->argv[2]->ptr,"slave-priority")) {
+ if (getLongLongFromObject(o,&ll) == REDIS_ERR ||
+ ll <= 0) goto badfmt;
+ server.slave_priority = ll;
} else {
addReplyErrorFormat(c,"Unsupported CONFIG parameter: %s",
(char*)c->argv[2]->ptr);
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);
+ config_get_numerical_field("slave-priority",server.slave_priority);
/* Bool (yes/no) values */
config_get_bool_field("no-appendfsync-on-rewrite",
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. */