#include <pthread.h>
#include <syslog.h>
#include <netinet/in.h>
+#include <lua.h>
-#include "ae.h" /* Event driven programming library */
-#include "sds.h" /* Dynamic safe strings */
-#include "dict.h" /* Hash tables */
-#include "adlist.h" /* Linked lists */
+#include "ae.h" /* Event driven programming library */
+#include "sds.h" /* Dynamic safe strings */
+#include "dict.h" /* Hash tables */
+#include "adlist.h" /* Linked lists */
#include "zmalloc.h" /* total memory usage aware version of malloc/free */
-#include "anet.h" /* Networking the easy way */
-#include "zipmap.h" /* Compact string -> string data structure */
+#include "anet.h" /* Networking the easy way */
+#include "zipmap.h" /* Compact string -> string data structure */
#include "ziplist.h" /* Compact list data structure */
-#include "intset.h" /* Compact integer set structure */
-#include "version.h"
-#include "util.h"
+#include "intset.h" /* Compact integer set structure */
+#include "version.h" /* Version macro */
+#include "util.h" /* Misc functions useful in many places */
/* Error codes */
#define REDIS_OK 0
#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_SLOWLOG_LOG_SLOWER_THAN 10000
+#define REDIS_SLOWLOG_MAX_LEN 64
/* Hash table parameters */
#define REDIS_HT_MINFILL 10 /* Minimal hash table fill 10% */
#define REDIS_HASH 4
#define REDIS_VMPOINTER 8
-/* Object types only used for persistence in .rdb files */
-#define REDIS_HASH_ZIPMAP 9
-#define REDIS_LIST_ZIPLIST 10
-#define REDIS_SET_INTSET 11
-#define REDIS_ZSET_ZIPLIST 12
-
/* Objects encoding. Some kind of objects like Strings and Hashes can be
* internally represented in multiple ways. The 'encoding' field of the object
* is set to one of this fields for this object. */
#define REDIS_CLOSE_AFTER_REPLY 128 /* Close after writing entire reply. */
#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 */
/* Client request types */
#define REDIS_REQ_INLINE 1
#define REDIS_MAXMEMORY_ALLKEYS_RANDOM 4
#define REDIS_MAXMEMORY_NO_EVICTION 5
+/* Scripting */
+#define REDIS_LUA_TIME_LIMIT 60000 /* milliseconds */
+
/* We can print the stacktrace, so our assert is defined this way: */
#define redisAssert(_e) ((_e)?(void)0 : (_redisAssert(#_e,__FILE__,__LINE__),_exit(1)))
#define redisPanic(_e) _redisPanic(#_e,__FILE__,__LINE__),_exit(1)
sds querybuf;
int argc;
robj **argv;
+ struct redisCommand *cmd;
int reqtype;
int multibulklen; /* number of multi bulk arguments left to read */
long bulklen; /* length of bulk argument in multi bulk request */
robj *crlf, *ok, *err, *emptybulk, *czero, *cone, *cnegone, *pong, *space,
*colon, *nullbulk, *nullmultibulk, *queued,
*emptymultibulk, *wrongtypeerr, *nokeyerr, *syntaxerr, *sameobjecterr,
- *outofrangeerr, *loadingerr, *plus,
+ *outofrangeerr, *noscripterr, *loadingerr, *plus,
*select0, *select1, *select2, *select3, *select4,
*select5, *select6, *select7, *select8, *select9,
*messagebulk, *pmessagebulk, *subscribebulk, *unsubscribebulk, *mbulk3,
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() */
+ list *slowlog;
+ long long slowlog_entry_id;
+ long long slowlog_log_slower_than;
+ unsigned long slowlog_max_len;
/* Configuration */
int verbosity;
int maxidletime;
time_t lastfsync;
int appendfd;
int appendseldb;
+ time_t aof_flush_postponed_start;
char *pidfile;
pid_t bgsavechildpid;
pid_t bgrewritechildpid;
size_t zset_max_ziplist_entries;
size_t zset_max_ziplist_value;
time_t unixtime; /* Unix time sampled every second. */
- /* Virtual memory I/O threads stuff */
- /* An I/O thread process an element taken from the io_jobs queue and
- * put the result of the operation in the io_done list. While the
- * job is being processed, it's put on io_processing queue. */
- list *io_newjobs; /* List of VM I/O jobs yet to be processed */
- list *io_processing; /* List of VM I/O jobs being processed */
- list *io_processed; /* List of VM I/O jobs already processed */
- list *io_ready_clients; /* Clients ready to be unblocked. All keys loaded */
- pthread_mutex_t io_mutex; /* lock to access io_jobs/io_done/io_thread_job */
- pthread_cond_t io_condvar; /* I/O threads conditional variable */
- pthread_attr_t io_threads_attr; /* attributes for threads creation */
- int io_active_threads; /* Number of running I/O threads */
- int vm_max_threads; /* Max number of I/O threads running at the same time */
- /* Our main thread is blocked on the event loop, locking for sockets ready
- * to be read or written, so when a threaded I/O operation is ready to be
- * processed by the main thread, the I/O thread will use a unix pipe to
- * awake the main thread. The followings are the two pipe FDs. */
- int io_ready_pipe_read;
- int io_ready_pipe_write;
- /* Virtual memory stats */
- unsigned long long vm_stats_used_pages;
- unsigned long long vm_stats_swapped_objects;
- unsigned long long vm_stats_swapouts;
- unsigned long long vm_stats_swapins;
/* Pubsub */
dict *pubsub_channels; /* Map channels to list of subscribed clients */
list *pubsub_patterns; /* A list of pubsub_patterns */
/* Cluster */
int cluster_enabled;
clusterState cluster;
+ /* 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 */
+ dict *lua_scripts; /* A dictionary of SHA1 -> Lua scripts */
+ long long lua_time_limit;
+ long long lua_time_start;
};
typedef struct pubsubPattern {
extern dictType setDictType;
extern dictType zsetDictType;
extern dictType clusterNodesDictType;
+extern dictType dbDictType;
extern double R_Zero, R_PosInf, R_NegInf, R_Nan;
dictType hashDictType;
void getClientsMaxBuffers(unsigned long *longest_output_list,
unsigned long *biggest_input_buffer);
void rewriteClientCommandVector(redisClient *c, int argc, ...);
+void rewriteClientCommandArgument(redisClient *c, int i, robj *newval);
#ifdef __GNUC__
void addReplyErrorFormat(redisClient *c, const char *fmt, ...)
void unwatchAllKeys(redisClient *c);
void initClientMultiState(redisClient *c);
void freeClientMultiState(redisClient *c);
-void queueMultiCommand(redisClient *c, struct redisCommand *cmd);
+void queueMultiCommand(redisClient *c);
void touchWatchedKey(redisDb *db, robj *key);
void touchWatchedKeysOnFlush(int dbid);
/* Redis object implementation */
void decrRefCount(void *o);
void incrRefCount(robj *o);
+robj *resetRefCount(robj *obj);
void freeStringObject(robj *o);
void freeListObject(robj *o);
void freeSetObject(robj *o);
int syncWrite(int fd, char *ptr, ssize_t size, int timeout);
int syncRead(int fd, char *ptr, ssize_t size, int timeout);
int syncReadLine(int fd, char *ptr, ssize_t size, int timeout);
-int fwriteBulkString(FILE *fp, char *s, unsigned long len);
-int fwriteBulkDouble(FILE *fp, double d);
-int fwriteBulkLongLong(FILE *fp, long long l);
-int fwriteBulkObject(FILE *fp, robj *obj);
-int fwriteBulkCount(FILE *fp, char prefix, int count);
/* Replication */
void replicationFeedSlaves(list *slaves, int dictid, robj **argv, int argc);
void stopLoading(void);
/* RDB persistence */
-int rdbLoad(char *filename);
-int rdbSaveBackground(char *filename);
-void rdbRemoveTempFile(pid_t childpid);
-int rdbSave(char *filename);
-int rdbSaveObject(FILE *fp, robj *o);
-off_t rdbSavedObjectLen(robj *o);
-off_t rdbSavedObjectPages(robj *o);
-robj *rdbLoadObject(int type, FILE *fp);
-void backgroundSaveDoneHandler(int exitcode, int bysignal);
-int rdbSaveKeyValuePair(FILE *fp, robj *key, robj *val, time_t expireitme, time_t now);
-int rdbLoadType(FILE *fp);
-time_t rdbLoadTime(FILE *fp);
-robj *rdbLoadStringObject(FILE *fp);
-int rdbSaveType(FILE *fp, unsigned char type);
-int rdbSaveLen(FILE *fp, uint32_t len);
+#include "rdb.h"
/* AOF persistence */
-void flushAppendOnlyFile(void);
+void flushAppendOnlyFile(int force);
void feedAppendOnlyFile(struct redisCommand *cmd, int dictid, robj **argv, int argc);
void aofRemoveTempFile(pid_t childpid);
int rewriteAppendOnlyFileBackground(void);
void setupSignalHandlers(void);
struct redisCommand *lookupCommand(sds name);
struct redisCommand *lookupCommandByCString(char *s);
-void call(redisClient *c, struct redisCommand *cmd);
+void call(redisClient *c);
int prepareForShutdown();
void redisLog(int level, const char *fmt, ...);
+void redisLogRaw(int level, const char *msg);
void usage();
void updateDictResizePolicy(void);
int htNeedsResize(dict *dict);
void clusterCron(void);
clusterNode *getNodeByQuery(redisClient *c, struct redisCommand *cmd, robj **argv, int argc, int *hashslot, int *ask);
+/* Scripting */
+void scriptingInit(void);
+
/* Git SHA1 */
char *redisGitSHA1(void);
char *redisGitDirty(void);
void dumpCommand(redisClient *c);
void objectCommand(redisClient *c);
void clientCommand(redisClient *c);
+void evalCommand(redisClient *c);
+void evalShaCommand(redisClient *c);
#if defined(__GNUC__)
void *calloc(size_t count, size_t size) __attribute__ ((deprecated));
projects / redis.git / blobdiff