Heepalived+redis to do dual machine hot standby

keepalived configuration file Master-slave configuration, need to modify the priority

global_defs {   router_id redis05}         vrrp_instance vi_5 {                 state BACKUP                 interface bond0                 virtual_router_id 85                 priority 150                 authentication {                               auth_type PASS                              auth_pass redis10                 }                 advert_int 2                 virtual_ipaddress  {                     1.1.1.1                 }                 notify_master /data/scripts/redis_master.sh                 notify_backup /data/scripts/redis_backup.sh                 notify_fault  /data/scripts/redis_fault.sh                 notify_stop    /data/scripts/redis_stop.sh        }

Contents of four Redis scripts

[[email protected] scripts]# cat redis_backup.sh #!/bin/bash          rediscli= "/data/server/redis/bin/redis-cli" logfile= "/data/logs/redis/ Keepalived-redis-state.log "         echo " [Backup] "  >>  $LOGFILEdate  >>  $LOGFILEecho   "Being slave ..."  >> $ logfile 2>&1#sleep 25echo  "run slaveof cmd&nbsp ..."  >> $ logfile$rediscli -p 6359 slaveof 1.1.1.1 6359 >>  $LOGFILE    2>&1[[email protected] scripts]# cat  redis_fault.sh#!/bin/bashlogfile= "/data/ Logs/redis/keepalived-redis-state.log "echo " [Fault] " >>  $LOGFILEdate  >> $ logfile[[email protected] scripts]# cat redis_master.sh #!/bin/bash         &nbSp Rediscli= "/data/server/redis/bin/redis-cli" logfile= "/data/logs/redis/keepalived-redis-state.log"           echo  "[Master]"  >>  $LOGFILEdate  >>   $LOGFILEecho   "Being master ..."  >>  $LOGFILE  2>&1echo  "Run  slaveof no one cmd&nbsp  >>  $LOGFILE $rediscli -p 6359  slaveof no one >>  $LOGFILE   2>&1[[email protected]  Scripts]# cat redis_stop.sh #!/bin/bashlogfile= "/data/logs/redis/keepalived-redis-state.log" echo  "[Stop]"  >>  $LOGFILEdate  >>  $LOGFILE

Comes with a backup script

#!/bin/bash#global dir variablesdir= "/data/server/redis/data/" backup_dir= "/data/backups/redis/" #global backup file Namefile_name= "Redis-jzpush01-6359-dump.rdb" #section backup timesection= ' Date +%y%m%d%h ' #execute backup/data/ Server/redis/bin/redis-cli-p 6359 bgsave/bin/cp-f $dir/$file _name $backup _dir/$file _name.${section}/usr/bin/find $ Backup_dir-type F-ctime +2 | Xargs-n 1 rm-f

Heepalived+redis to do dual machine hot standby