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first attempt to non blocking implementation of slave replication and SYNC bulk data download. Never compiled so far...

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This commit is contained in:
antirez
2010-11-04 17:29:53 +01:00
parent 4d7e125519
commit f4aa600b99
4 changed files with 117 additions and 44 deletions
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14
src/redis.h
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@ -152,7 +152,8 @@
/* Slave replication state - slave side */
#define REDIS_REPL_NONE 0 /* No active replication */
#define REDIS_REPL_CONNECT 1 /* Must connect to master */
#define REDIS_REPL_CONNECTED 2 /* Connected to master */
#define REDIS_REPL_TRANFER 2 /* Receiving .rdb from master */
#define REDIS_REPL_CONNECTED 3 /* Connected to master */
/* Slave replication state - from the point of view of master
* Note that in SEND_BULK and ONLINE state the slave receives new updates
@ -401,15 +402,23 @@ struct redisServer {
int activerehashing;
/* Replication related */
int isslave;
/* Slave specific fields */
char *masterauth;
char *masterhost;
int masterport;
redisClient *master; /* client that is master for this slave */
int replstate;
int replstate; /* replication status if the instance is a slave */
off_t repl_transfer_left; /* bytes left reading .rdb if this is a slave */
int repl_transfer_s; /* slave -> master SYNC socket */
int repl_transfer_fd; /* slave -> master SYNC temp file descriptor */
char *repl_transfer_tmpfile; /* slave-> master SYNC temp file name */
time_t repl_transfer_lastio; /* unix time of the latest read, for timeout */
/* Limits */
unsigned int maxclients;
unsigned long long maxmemory;
int maxmemory_policy;
int maxmemory_samples;
/* Blocked clients */
unsigned int blpop_blocked_clients;
unsigned int vm_blocked_clients;
/* Sort parameters - qsort_r() is only available under BSD so we
@ -713,6 +722,7 @@ void replicationFeedSlaves(list *slaves, int dictid, robj **argv, int argc);
void replicationFeedMonitors(list *monitors, int dictid, robj **argv, int argc);
int syncWithMaster(void);
void updateSlavesWaitingBgsave(int bgsaveerr);
void replicationCron(void);
/* RDB persistence */
int rdbLoad(char *filename);