X-Git-Url: https://git.saurik.com/redis.git/blobdiff_plain/bab205f787afcb37e5b5a5d1eb16c8fafef6f95d..e7a2e7c1f7b1e46704aaf0850f75d13d418c1db7:/src/redis.h diff --git a/src/redis.h b/src/redis.h index 55c47338..79a28911 100644 --- a/src/redis.h +++ b/src/redis.h @@ -39,8 +39,9 @@ /* Static server configuration */ #define REDIS_SERVERPORT 6379 /* TCP port */ -#define REDIS_MAXIDLETIME (60*5) /* default client timeout */ -#define REDIS_IOBUF_LEN 1024 +#define REDIS_MAXIDLETIME 0 /* default client timeout: infinite */ +#define REDIS_MAX_QUERYBUF_LEN (1024*1024*1024) /* 1GB max query buffer. */ +#define REDIS_IOBUF_LEN (1024*16) #define REDIS_LOADBUF_LEN 1024 #define REDIS_DEFAULT_DBNUM 16 #define REDIS_CONFIGLINE_MAX 1024 @@ -49,12 +50,18 @@ #define REDIS_MAX_WRITE_PER_EVENT (1024*64) #define REDIS_REQUEST_MAX_SIZE (1024*1024*256) /* max bytes in inline command */ #define REDIS_SHARED_INTEGERS 10000 -#define REDIS_REPLY_CHUNK_BYTES (5*1500) /* 5 TCP packets with default MTU */ +#define REDIS_REPLY_CHUNK_BYTES (16*1024) /* 16k output buffer */ #define REDIS_MAX_LOGMSG_LEN 1024 /* Default maximum length of syslog messages */ #define REDIS_AUTO_AOFREWRITE_PERC 100 #define REDIS_AUTO_AOFREWRITE_MIN_SIZE (1024*1024) +#define REDIS_AOFREWRITE_ITEMS_PER_CMD 64 #define REDIS_SLOWLOG_LOG_SLOWER_THAN 10000 #define REDIS_SLOWLOG_MAX_LEN 64 +#define REDIS_MAX_CLIENTS 10000 + +#define REDIS_REPL_TIMEOUT 60 +#define REDIS_REPL_PING_SLAVE_PERIOD 10 +#define REDIS_MBULK_BIG_ARG (1024*32) /* Hash table parameters */ #define REDIS_HT_MINFILL 10 /* Minimal hash table fill 10% */ @@ -90,11 +97,6 @@ #define REDIS_ENCODING_INTSET 6 /* Encoded as intset */ #define REDIS_ENCODING_SKIPLIST 7 /* Encoded as skiplist */ -/* Object types only used for dumping to disk */ -#define REDIS_EXPIRETIME 253 -#define REDIS_SELECTDB 254 -#define REDIS_EOF 255 - /* Defines related to the dump file format. To store 32 bits lengths for short * keys requires a lot of space, so we check the most significant 2 bits of * the first byte to interpreter the length: @@ -133,6 +135,7 @@ #define REDIS_UNBLOCKED 256 /* This client was unblocked and is stored in server.unblocked_clients */ #define REDIS_LUA_CLIENT 512 /* This is a non connected client used by Lua */ +#define REDIS_ASKING 1024 /* Client issued the ASKING command */ /* Client request types */ #define REDIS_REQ_INLINE 1 @@ -208,7 +211,16 @@ #define REDIS_MAXMEMORY_NO_EVICTION 5 /* Scripting */ -#define REDIS_LUA_TIME_LIMIT 60000 /* milliseconds */ +#define REDIS_LUA_TIME_LIMIT 5000 /* milliseconds */ + +/* Units */ +#define UNIT_SECONDS 0 +#define UNIT_MILLISECONDS 1 + +/* SHUTDOWN flags */ +#define REDIS_SHUTDOWN_SAVE 1 /* Force SAVE on SHUTDOWN even if no save + points are configured. */ +#define REDIS_SHUTDOWN_NOSAVE 2 /* Don't SAVE on SHUTDOWN. */ /* We can print the stacktrace, so our assert is defined this way: */ #define redisAssertWithInfo(_c,_o,_e) ((_e)?(void)0 : (_redisAssertWithInfo(_c,_o,#_e,__FILE__,__LINE__),_exit(1))) @@ -231,33 +243,8 @@ typedef struct redisObject { unsigned lru:22; /* lru time (relative to server.lruclock) */ int refcount; void *ptr; - /* VM fields are only allocated if VM is active, otherwise the - * object allocation function will just allocate - * sizeof(redisObjct) minus sizeof(redisObjectVM), so using - * Redis without VM active will not have any overhead. */ } robj; -/* The VM pointer structure - identifies an object in the swap file. - * - * This object is stored in place of the value - * object in the main key->value hash table representing a database. - * Note that the first fields (type, storage) are the same as the redisObject - * structure so that vmPointer strucuters can be accessed even when casted - * as redisObject structures. - * - * This is useful as we don't know if a value object is or not on disk, but we - * are always able to read obj->storage to check this. For vmPointer - * structures "type" is set to REDIS_VMPOINTER (even if without this field - * is still possible to check the kind of object from the value of 'storage').*/ -typedef struct vmPointer { - unsigned type:4; - unsigned storage:2; /* REDIS_VM_SWAPPED or REDIS_VM_LOADING */ - unsigned notused:26; - unsigned int vtype; /* type of the object stored in the swap file */ - off_t page; /* the page at witch the object is stored on disk */ - off_t usedpages; /* number of pages used on disk */ -} vmpointer; - /* Macro used to initalize a Redis object allocated on the stack. * Note that this macro is taken near the structure definition to make sure * we'll update it when the structure is changed, to avoid bugs like @@ -308,7 +295,7 @@ typedef struct redisClient { sds querybuf; int argc; robj **argv; - struct redisCommand *cmd; + struct redisCommand *cmd, *lastcmd; int reqtype; int multibulklen; /* number of multi bulk arguments left to read */ long bulklen; /* length of bulk argument in multi bulk request */ @@ -344,7 +331,7 @@ struct sharedObjectsStruct { robj *crlf, *ok, *err, *emptybulk, *czero, *cone, *cnegone, *pong, *space, *colon, *nullbulk, *nullmultibulk, *queued, *emptymultibulk, *wrongtypeerr, *nokeyerr, *syntaxerr, *sameobjecterr, - *outofrangeerr, *noscripterr, *loadingerr, *plus, + *outofrangeerr, *noscripterr, *loadingerr, *slowscripterr, *plus, *select0, *select1, *select2, *select3, *select4, *select5, *select6, *select7, *select8, *select9, *messagebulk, *pmessagebulk, *subscribebulk, *unsubscribebulk, *mbulk3, @@ -445,6 +432,7 @@ typedef struct { #define CLUSTERMSG_TYPE_PONG 1 /* Pong (reply to Ping) */ #define CLUSTERMSG_TYPE_MEET 2 /* Meet "let's join" message */ #define CLUSTERMSG_TYPE_FAIL 3 /* Mark node xxx as failing */ +#define CLUSTERMSG_TYPE_PUBLISH 4 /* Pub/Sub Publish propatagion */ /* Initially we don't know our "name", but we'll find it once we connect * to the first node, using the getsockname() function. Then we'll use this @@ -463,16 +451,28 @@ typedef struct { char nodename[REDIS_CLUSTER_NAMELEN]; } clusterMsgDataFail; +typedef struct { + uint32_t channel_len; + uint32_t message_len; + unsigned char bulk_data[8]; /* defined as 8 just for alignment concerns. */ +} clusterMsgDataPublish; + union clusterMsgData { /* PING, MEET and PONG */ struct { /* Array of N clusterMsgDataGossip structures */ clusterMsgDataGossip gossip[1]; } ping; + /* FAIL */ struct { clusterMsgDataFail about; } fail; + + /* PUBLISH */ + struct { + clusterMsgDataPublish msg; + } publish; }; typedef struct { @@ -502,6 +502,7 @@ struct redisServer { int port; char *bindaddr; char *unixsocket; + mode_t unixsocketperm; int ipfd; int sofd; int cfd; @@ -527,6 +528,7 @@ struct redisServer { long long stat_keyspace_misses; /* number of failed lookups of keys */ size_t stat_peak_memory; /* max used memory record */ long long stat_fork_time; /* time needed to perform latets fork() */ + long long stat_rejected_conn; /* clients rejected because of maxclients */ list *slowlog; long long slowlog_entry_id; long long slowlog_log_slower_than; @@ -534,6 +536,7 @@ struct redisServer { /* Configuration */ int verbosity; int maxidletime; + size_t client_max_querybuf_len; int dbnum; int daemonize; int appendonly; @@ -544,7 +547,8 @@ struct redisServer { off_t auto_aofrewrite_base_size;/* AOF size on latest startup or rewrite. */ off_t appendonly_current_size; /* AOF current size. */ int aofrewrite_scheduled; /* Rewrite once BGSAVE terminates. */ - int shutdown_asap; + int aof_wait_rewrite; /* Don't append to AOF before rewrite */ + int shutdown_asap; /* SHUTDOWN needed */ int activerehashing; char *requirepass; /* Persistence */ @@ -575,6 +579,8 @@ struct redisServer { char *masterauth; char *masterhost; int masterport; + int repl_ping_slave_period; + int repl_timeout; redisClient *master; /* client that is master for this slave */ int repl_syncio_timeout; /* timeout for synchronous I/O calls */ int replstate; /* replication status if the instance is a slave */ @@ -619,11 +625,22 @@ struct redisServer { /* Scripting */ lua_State *lua; /* The Lua interpreter. We use just one for all clients */ redisClient *lua_client; /* The "fake client" to query Redis from Lua */ + redisClient *lua_caller; /* The client running EVAL right now, or NULL */ dict *lua_scripts; /* A dictionary of SHA1 -> Lua scripts */ long long lua_time_limit; long long lua_time_start; + int lua_write_dirty; /* True if a write command was called during the + execution of the current script. */ int lua_random_dirty; /* True if a random command was called during the - exection of the current script. */ + execution of the current script. */ + int lua_timedout; /* True if we reached the time limit for script + execution. */ + int lua_kill; /* Kill the script if true. */ + /* Assert & bug reportign */ + char *assert_failed; + char *assert_file; + int assert_line; + int bug_report_start; /* True if bug report header already logged. */ }; typedef struct pubsubPattern { @@ -727,6 +744,7 @@ dictType hashDictType; /* Utils */ long long ustime(void); +long long mstime(void); /* networking.c -- Networking and Client related operations */ redisClient *createClient(int fd); @@ -757,6 +775,8 @@ void addReplyMultiBulkLen(redisClient *c, long length); void *dupClientReplyValue(void *o); void getClientsMaxBuffers(unsigned long *longest_output_list, unsigned long *biggest_input_buffer); +sds getClientInfoString(redisClient *client); +sds getAllClientsInfoString(void); void rewriteClientCommandVector(redisClient *c, int argc, ...); void rewriteClientCommandArgument(redisClient *c, int i, robj *newval); @@ -812,6 +832,7 @@ robj *tryObjectEncoding(robj *o); robj *getDecodedObject(robj *o); size_t stringObjectLen(robj *o); robj *createStringObjectFromLongLong(long long value); +robj *createStringObjectFromLongDouble(long double value); robj *createListObject(void); robj *createZiplistObject(void); robj *createSetObject(void); @@ -824,6 +845,8 @@ int checkType(redisClient *c, robj *o, int type); int getLongLongFromObjectOrReply(redisClient *c, robj *o, long long *target, const char *msg); int getDoubleFromObjectOrReply(redisClient *c, robj *o, double *target, const char *msg); int getLongLongFromObject(robj *o, long long *target); +int getLongDoubleFromObject(robj *o, long double *target); +int getLongDoubleFromObjectOrReply(redisClient *c, robj *o, long double *target, const char *msg); char *strEncoding(int encoding); int compareStringObjects(robj *a, robj *b); int equalStringObjects(robj *a, robj *b); @@ -930,9 +953,10 @@ int pubsubUnsubscribeAllChannels(redisClient *c, int notify); int pubsubUnsubscribeAllPatterns(redisClient *c, int notify); void freePubsubPattern(void *p); int listMatchPubsubPattern(void *a, void *b); +int pubsubPublishMessage(robj *channel, robj *message); /* Configuration */ -void loadServerConfig(char *filename); +void loadServerConfig(char *filename, char *options); void appendServerSaveParams(time_t seconds, int changes); void resetServerSaveParams(); @@ -940,8 +964,8 @@ void resetServerSaveParams(); int removeExpire(redisDb *db, robj *key); void propagateExpire(redisDb *db, robj *key); int expireIfNeeded(redisDb *db, robj *key); -time_t getExpire(redisDb *db, robj *key); -void setExpire(redisDb *db, robj *key, time_t when); +long long getExpire(redisDb *db, robj *key); +void setExpire(redisDb *db, robj *key, long long when); robj *lookupKey(redisDb *db, robj *key); robj *lookupKeyRead(redisDb *db, robj *key); robj *lookupKeyWrite(redisDb *db, robj *key); @@ -976,6 +1000,7 @@ clusterNode *createClusterNode(char *nodename, int flags); int clusterAddNode(clusterNode *node); void clusterCron(void); clusterNode *getNodeByQuery(redisClient *c, struct redisCommand *cmd, robj **argv, int argc, int *hashslot, int *ask); +void clusterPropagatePublish(robj *channel, robj *message); /* Scripting */ void scriptingInit(void); @@ -991,6 +1016,7 @@ void echoCommand(redisClient *c); void setCommand(redisClient *c); void setnxCommand(redisClient *c); void setexCommand(redisClient *c); +void psetexCommand(redisClient *c); void getCommand(redisClient *c); void delCommand(redisClient *c); void existsCommand(redisClient *c); @@ -1002,6 +1028,7 @@ void incrCommand(redisClient *c); void decrCommand(redisClient *c); void incrbyCommand(redisClient *c); void decrbyCommand(redisClient *c); +void incrbyfloatCommand(redisClient *c); void selectCommand(redisClient *c); void randomkeyCommand(redisClient *c); void keysCommand(redisClient *c); @@ -1051,8 +1078,11 @@ void mgetCommand(redisClient *c); void monitorCommand(redisClient *c); void expireCommand(redisClient *c); void expireatCommand(redisClient *c); +void pexpireCommand(redisClient *c); +void pexpireatCommand(redisClient *c); void getsetCommand(redisClient *c); void ttlCommand(redisClient *c); +void pttlCommand(redisClient *c); void persistCommand(redisClient *c); void slaveofCommand(redisClient *c); void debugCommand(redisClient *c); @@ -1095,6 +1125,7 @@ void hgetallCommand(redisClient *c); void hexistsCommand(redisClient *c); void configCommand(redisClient *c); void hincrbyCommand(redisClient *c); +void hincrbyfloatCommand(redisClient *c); void subscribeCommand(redisClient *c); void unsubscribeCommand(redisClient *c); void psubscribeCommand(redisClient *c); @@ -1105,11 +1136,13 @@ void unwatchCommand(redisClient *c); void clusterCommand(redisClient *c); void restoreCommand(redisClient *c); void migrateCommand(redisClient *c); +void askingCommand(redisClient *c); void dumpCommand(redisClient *c); void objectCommand(redisClient *c); void clientCommand(redisClient *c); void evalCommand(redisClient *c); void evalShaCommand(redisClient *c); +void scriptCommand(redisClient *c); #if defined(__GNUC__) void *calloc(size_t count, size_t size) __attribute__ ((deprecated)); @@ -1122,5 +1155,6 @@ void *realloc(void *ptr, size_t size) __attribute__ ((deprecated)); void _redisAssertWithInfo(redisClient *c, robj *o, char *estr, char *file, int line); void _redisAssert(char *estr, char *file, int line); void _redisPanic(char *msg, char *file, int line); +void bugReportStart(void); #endif