anetPeerToString() automatically populates ip/port with something that may be provide...

[redis.git] / src / redis.h

diff --git a/src/redis.h b/src/redis.h
index 66a51c835f80ef0b82a98e5ec4e66f55036ec928..870439d7b01d3b83c929bebe2eb4f7d2db15238d 100644 (file)
--- a/src/redis.h
+++ b/src/redis.h
@@ -46,6 +46,7 @@
 #define REDIS_EXPIRELOOKUPS_PER_CRON    10 /* lookup 10 expires per loop */
 #define REDIS_MAX_WRITE_PER_EVENT (1024*64)
 #define REDIS_SHARED_INTEGERS 10000
+#define REDIS_SHARED_BULKHDR_LEN 32
 #define REDIS_MAX_LOGMSG_LEN    1024 /* Default maximum length of syslog messages */
 #define REDIS_AOF_REWRITE_PERC  100
 #define REDIS_AOF_REWRITE_MIN_SIZE (1024*1024)
@@ -237,6 +238,18 @@
                                        points are configured. */
 #define REDIS_SHUTDOWN_NOSAVE 2     /* Don't SAVE on SHUTDOWN. */
 
+/* Command call flags, see call() function */
+#define REDIS_CALL_NONE 0
+#define REDIS_CALL_SLOWLOG 1
+#define REDIS_CALL_STATS 2
+#define REDIS_CALL_PROPAGATE 4
+#define REDIS_CALL_FULL (REDIS_CALL_SLOWLOG | REDIS_CALL_STATS | REDIS_CALL_PROPAGATE)
+
+/* Command propagation flags, see propagate() function */
+#define REDIS_PROPAGATE_NONE 0
+#define REDIS_PROPAGATE_AOF 1
+#define REDIS_PROPAGATE_REPL 2
+
 /* 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)))
 #define redisAssert(_e) ((_e)?(void)0 : (_redisAssert(#_e,__FILE__,__LINE__),_exit(1)))
@@ -351,9 +364,11 @@ struct sharedObjectsStruct {
     *outofrangeerr, *noscripterr, *loadingerr, *slowscripterr, *plus,
     *select0, *select1, *select2, *select3, *select4,
     *select5, *select6, *select7, *select8, *select9,
-    *messagebulk, *pmessagebulk, *subscribebulk, *unsubscribebulk, *mbulk3,
-    *mbulk4, *psubscribebulk, *punsubscribebulk,
-    *integers[REDIS_SHARED_INTEGERS];
+    *messagebulk, *pmessagebulk, *subscribebulk, *unsubscribebulk,
+    *psubscribebulk, *punsubscribebulk, *del, *rpop, *lpop,
+    *integers[REDIS_SHARED_INTEGERS],
+    *mbulkhdr[REDIS_SHARED_BULKHDR_LEN], /* "*<value>\r\n" */
+    *bulkhdr[REDIS_SHARED_BULKHDR_LEN];  /* "$<value>\r\n" */
 };
 
 /* ZSETs use a specialized version of Skiplists */
@@ -384,6 +399,30 @@ typedef struct clientBufferLimitsConfig {
     time_t soft_limit_seconds;
 } clientBufferLimitsConfig;
 
+/* The redisOp structure defines a Redis Operation, that is an instance of
+ * a command with an argument vector, database ID, propagation target
+ * (REDIS_PROPAGATE_*), and command pointer.
+ *
+ * Currently only used to additionally propagate more commands to AOF/Replication
+ * after the propagation of the executed command. */
+typedef struct redisOp {
+    robj **argv;
+    int argc, dbid, target;
+    struct redisCommand *cmd;
+} redisOp;
+
+/* Defines an array of Redis operations. There is an API to add to this
+ * structure in a easy way.
+ *
+ * redisOpArrayInit();
+ * redisOpArrayAppend();
+ * redisOpArrayFree();
+ */
+typedef struct redisOpArray {
+    redisOp *ops;
+    int numops;
+} redisOpArray;
+
 /*-----------------------------------------------------------------------------
  * Redis cluster data structures
  *----------------------------------------------------------------------------*/
@@ -547,7 +586,7 @@ struct redisServer {
     off_t loading_loaded_bytes;
     time_t loading_start_time;
     /* Fast pointers to often looked up command */
-    struct redisCommand *delCommand, *multiCommand;
+    struct redisCommand *delCommand, *multiCommand, *lpushCommand;
     int cronloops;                  /* Number of times the cron function run */
     time_t lastsave;                /* Unix time of last save succeeede */
     /* Fields used only for stats */
@@ -597,6 +636,8 @@ struct redisServer {
     int saveparamslen;              /* Number of saving points */
     char *rdb_filename;             /* Name of RDB file */
     int rdb_compression;            /* Use compression in RDB? */
+    /* Propagation of commands in AOF / replication */
+    redisOpArray also_propagate;    /* Additional command to propagate. */
     /* Logging */
     char *logfile;                  /* Path of log file */
     int syslog_enabled;             /* Is syslog enabled? */
@@ -810,6 +851,7 @@ void freeClientsInAsyncFreeQueue(void);
 void asyncCloseClientOnOutputBufferLimitReached(redisClient *c);
 int getClientLimitClassByName(char *name);
 char *getClientLimitClassName(int class);
+void flushSlavesOutputBuffers(void);
 
 #ifdef __GNUC__
 void addReplyErrorFormat(redisClient *c, const char *fmt, ...)
@@ -933,12 +975,14 @@ unsigned int zsetLength(robj *zobj);
 void zsetConvert(robj *zobj, int encoding);
 
 /* Core functions */
-void freeMemoryIfNeeded(void);
+int freeMemoryIfNeeded(void);
 int processCommand(redisClient *c);
 void setupSignalHandlers(void);
 struct redisCommand *lookupCommand(sds name);
 struct redisCommand *lookupCommandByCString(char *s);
-void call(redisClient *c);
+void call(redisClient *c, int flags);
+void propagate(struct redisCommand *cmd, int dbid, robj **argv, int argc, int flags);
+void alsoPropagate(struct redisCommand *cmd, int dbid, robj **argv, int argc, int target);
 int prepareForShutdown();
 void redisLog(int level, const char *fmt, ...);
 void redisLogRaw(int level, const char *msg);
@@ -1174,6 +1218,7 @@ void clientCommand(redisClient *c);
 void evalCommand(redisClient *c);
 void evalShaCommand(redisClient *c);
 void scriptCommand(redisClient *c);
+void timeCommand(redisClient *c);
 
 #if defined(__GNUC__)
 void *calloc(size_t count, size_t size) __attribute__ ((deprecated));