int main(int argc, char **argv) { time_t start; initServerConfig(); if (argc == 2) { resetServerSaveParams(); loadServerConfig(argv[1]); } if (server.daemonize) daemonize(); initServer(); linuxOvercommitMemoryWarning(); start = time(NULL); if (server.appendonly) { loadAppendOnlyFile(server.appendfilename); } else { rdbLoad(server.dbfilename); } aeSetBeforeSleepProc(server.el,beforeSleep); aeMain(server.el); aeDeleteEventLoop(server.el); return 0; }
/* Main */ int clusterMain (int argc, char **argv) { long long teid; redisLog (REDIS_WARNING, "Server started, Redis version " REDIS_VERSION); #ifdef __linux__ linuxOvercommitMemoryWarning (); #endif loadDataFromDisk (); server.last_bgsave_seqnum = server.smr_seqnum; /* Warning the user about suspicious maxmemory setting. */ if (server.maxmemory > 0 && server.maxmemory < 1024 * 1024) { redisLog (REDIS_WARNING, "WARNING: You specified a maxmemory value that is less than 1MB (current value is %llu bytes). Are you sure this is what you really want?", server.maxmemory); } smrConnect (); /* initializeCron for handling sigterm */ teid = aeCreateTimeEvent (server.el, 1, initializeCron, NULL, NULL); aeMain (server.el); aeDeleteTimeEvent (server.el, teid); if (server.need_rckpt) { redisLog (REDIS_NOTICE, "Need more checkpoint from %s:%d", server.ckpt_host, server.ckpt_port); smrDisconnect (); server.smr_init_flags = SMR_INIT_RCKPT; if (getdump (server.ckpt_host, server.ckpt_port, server.rdb_filename, "0-8191", REDIS_GETDUMP_DEFAULT_NET_LIMIT_MB) != REDIS_OK) { exit (1); } emptyDb (NULL); loadDataFromDisk (); server.last_bgsave_seqnum = server.smr_seqnum; smrConnect (); aeMain (server.el); } if (!server.is_ready) { redisLog (REDIS_WARNING, "Invalid initialization state"); exit (1); } if (server.last_bgsave_seqnum) { if (smr_seq_ckpted (server.smr_conn, server.last_bgsave_seqnum) != 0) { redisLog (REDIS_WARNING, "Failed to notify checkpointed sequence to smr"); exit (1); } else { redisLog (REDIS_NOTICE, "Checkpointed sequence is sent to SMR, seqnum:%lld", server.last_bgsave_seqnum); } } server.smr_seqnum_reset = 0; server.last_catchup_check_mstime = mstime (); server.smr_init_flags = SMR_INIT_CATCHUP_PHASE1; if (smr_catchup (server.smr_conn) == -1) { redisLog (REDIS_WARNING, "Failed to catchup errno(%d)", errno); exit (1); } server.smr_init_flags = SMR_INIT_CATCHUP_PHASE2; checkSmrCatchup (); aeSetBeforeSleepProc (server.el, beforeSleep); aeMain (server.el); aeDeleteEventLoop (server.el); exit (0); }