redis2.8生产环境下真实配置过程.docx

# YUM安装源请自行查找,需要注意,两台主备服务机器配置大体相同,但是个别参数不一样,切记!#安装编译库yum install cpp binutils glibc glibc-common glibc-devel gcc make tcl-devel.x86_64#编译安装REDISwget http:/download.redis.io/releases/redis-2.8.23.tar.gzcd /softtar zxvf redis-2.8.23.tar.gzmv redis-2.8.23 /usr/local/srccd /usr/local/src/redis-2.8.23#修改MAKE文件,修改对应的安装目录PREFIX?=/usr/local/redisvi /usr/local/src/redis-2.8.23/src/Makefilemakemake install#配置REDISmkdir -p /usr/local/redis/bin,conf,logs,data#配置REDIS系统环境变量vi /etc/profile.d/redis.sh# redis PATHexport PATH=/usr/local/redis/bin:$PATHsource /etc/profile.d/redis.sh#配置系统参数vi /etc/sysctl.confnet.core.somaxconn = 1024vm.overcommit_memory = 1sysctl -p#编辑REDIS参数及停止启动脚本vi /usr/local/redis/redis-start.shvi /usr/local/redis/redis-stop.shvi /usr/local/redis/conf/redis.confcd /usr/local/redischmod 700 redis_check.sh redis-start.sh redis-stop.sh#安装keepaliveyum install -y keepalived.x86_64cd /etc/keepalivedmv keepalived.conf keepalived.conf_bakvi keepalived.confvi /etc/sysconfig/keepalived#KEEPALIVED_OPTIONS=-DKEEPALIVED_OPTIONS=-D -d -S 0#配置脚本,生产环境需要注意将所有正常日志关闭vi /usr/local/redis/redis_check.shvi /etc/keepalived/scripts/master.shvi /etc/keepalived/scripts/backup.shvi /etc/keepalived/scripts/stop.shvi /etc/keepalived/scripts/fault.shcd /etc/keepalived/scriptschmod 700 *# Redis启动停止脚本/usr/local/redis/redis-start.sh/usr/local/redis/redis-stop.sh# 启动keepalive/etc/init.d/keepalived restart/usr/local/redis/bin/redis-cli -p 63791 -a Redis2176213$1e# Master服务配置文件 #配置文件内容# ./etc/keepalived/keepalived.conf #! Configuration File for keepalived#global_defs # notification_email # # notification_email_from Alexandre.Cassenfirewall.loc# router_id node3#vrrp_script chk_redis script /usr/local/redis/redis_check.sh#如果脚本执行结果非0，并且weight配置的值小于0，则优先级相应的减少;如果脚本执行结果为0，并且weight配置的值大于0，则优先级相应的增加;其他情况，维持原本prority的优先级。# weight -20 interval 1 #设置脚本执行的频率。3秒一次vrrp_instance VI_1 state BACKUP #state MASTER要设置恢复时不抢占，需要将主，从服务器的此项都设置成BACKUP,nopreempt才会生效。 interface eth0 virtual_router_id 51 priority 100 unicast_src_ip 1 unicast_peer 2 nopreempt #设置不抢占。在priority值比较高的服务器上设置即可。priority值比较低的服务器启动时，发现值高的服务器为master，自动不抢占。 advert_int 1 #advert_int的作用是巡检的次数。keepalived默认是在启动完成后3秒向state：MASTER切换。若此处设置成2，则是2*3=6秒后才开启切换。 authentication auth_type PASS auth_pass redisDb876 virtual_ipaddress 0 track_script chk_redis notify_master /etc/keepalived/scripts/master.sh #当keepalived切换成master时，会触发执行master.sh notify_backup /etc/keepalived/scripts/backup.sh #当keepalived切换成slave时，会触发执行slave.sh notify_fault /etc/keepalived/scripts/fault.sh #当keepalived出错时，会触发执行fault.sh notify_stop /etc/keepalived/scripts/stop.sh #当keepalived停止时，会触发执行stop.sh #配置文件内容# ./etc/keepalived/scripts/backup.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived恢复成slave时，即虚拟IP切换到其他服务器时，将本机redis切换成role:slaveecho WARM-keepalived change to slave,change local redis to slave- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Being slave state. $LOGFILE 2&1#切换时，等待10秒，让对方同步数据（此时间要根据实际业务需要进行调整）echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait 3 sec for data sync from old master $LOGFILEsleep 3echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master data rsync from old mater ok. $LOGFILE#等数据同步完，再切换成role：slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave slave connect to $REMOTEIP $PORT ok. $LOGFILEecho -complete!- #配置文件内容# ./etc/keepalived/scripts/fault.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived出错时，将本机redis切换成role:slaveecho ERROR-keepalived is fault,change local redis to slave- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Being slave state. $LOGFILE 2&1#切换时，等待3秒，让对方同步数据（此时间要根据实际业务需要进行调整）echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait 10 sec for data sync from old master $LOGFILEsleep 3echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master data rsync from old mater ok. $LOGFILE#等数据同步完，再切换成role：slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD $REMOTEIP $PORT $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave slave connect to $REMOTEIP $PORT ok. $LOGFILEecho -complete!- #配置文件内容# ./etc/keepalived/scripts/master.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived恢复成master时，即虚拟IP切换到本机时，将本机的redis切换成role:masterecho WARM-keepalived change to master,change local redis to master- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave $LOGFILE#先切换成role:slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1#同步数据echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave wait 10 sec for data sync from old master $LOGFILEsleep 3#等待3秒（此时间要根据实际业务需要进行调整），待数据同步完，再切换成role：masterecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave data rsync from old mater ok. $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Run slaveof no one,close master/slave $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF NO ONE $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait other slave connect. $LOGFILEecho -complete!- #配置文件内容# ./etc/keepalived/scripts/stop.sh #!/bin/shRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2PORT=63791PASSWD=DQWa24zsPw8752PID=$#当主服务器的keepalived停止时，将本机redis切换成role:slaveecho ERROR-keepalived stop,change local redis to slave- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Being slave state. $LOGFILE 2&1#切换时，等待10秒，让对方同步数据（此时间要根据实际业务需要进行调整）echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait 3 sec for data sync from old master $LOGFILEsleep 3echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master data rsync from old mater ok. $LOGFILE#等数据同步完，再切换成role：slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave slave connect to $REMOTEIP $PORT ok. $LOGFILEecho -complete!- #配置文件内容# ./usr/local/redis/conf/redis.conf #daemonize yespidfile /usr/local/redis/data/redis.pid#bind 21port 63791requirepass DQWa24zsPw8752tcp-backlog 511timeout 600tcp-keepalive 0loglevel noticelogfile /usr/local/redis/logs/redis.logdatabases 10save 900 1save 300 10save 60 1000# memory # 500Mmaxclients 10000maxmemory 500000000maxmemory-policy volatile-ttlmaxmemory-samples 3stop-writes-on-bgsave-error yesrdbcompression yesrdbchecksum yes# DB filedir /usr/local/redis/datadbfilename appserver.rdbslave-serve-stale-data yesslave-read-only yesrepl-diskless-sync norepl-diskless-sync-delay 5repl-disable-tcp-nodelay noslave-priority 100masterauth DQWa24zsPw8752#Disable runrename-command FLUSHALL sadfgsdfgswe4cxg234srename-command FLUSHDB w354rscgvxzfdgtqwzdvrename-command CONFIG cf732qddfh762321dsar6rename-command EVAL or6xg5fda76jsaegf#rename-command KEYS dasd5asdffdgtqwzdvappendonly noappendfilename appendonly.aofappendfsync everysecno-appendfsync-on-rewrite noauto-aof-rewrite-percentage 100auto-aof-rewrite-min-size 64mbaof-load-truncated yeslua-time-limit 5000slowlog-log-slower-than 10000slowlog-max-len 128latency-monitor-threshold 0notify-keyspace-events # hash-max-ziplist-entries dont 1000hash-max-ziplist-entries 512hash-max-ziplist-value 64list-max-ziplist-entries 512list-max-ziplist-value 64set-max-intset-entries 512zset-max-ziplist-entries 128zset-max-ziplist-value 64hll-sparse-max-bytes 3000activerehashing yesclient-output-buffer-limit normal 0 0 0client-output-buffer-limit slave 256mb 64mb 60client-output-buffer-limit pubsub 32mb 8mb 60# Config Connect . dont 100hz 30aof-rewrite-incremental-fsync yes #配置文件内容# ./usr/local/redis/redis_check.sh #!/bin/bashLOGDATE=date +%Y%m%dRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state_$LOGDATE.logLOCALIP=1REMOTEIP=2PORT=63791PASSWD=DQWa24zsPw8752PID=$ALIVE=$REDISCLI -p $PORT -a $PASSWD PINGif $ALIVE = PONG ; then echo INFOdate +%Y-%m-%d:%H:%M:%S :$LOCALIP local redis is health. $LOGFILE exit 0else echo ERRORdate +%Y-%m-%d:%H:%M:%S :$LOCALIP local redis is not health. $LOGFILE #当发现本地redis无法连接时，等待一秒后再进行一次检查。若恢复，则提示；若仍无法连接，则关闭本地keepalived,将虚拟ip漂移到另外一台服务器上。 sleep 1 ALIVE1=$REDISCLI -p $PORT -a $PASSWD PING if $ALIVE1 = PONG ;then echo NOTICEdate +%Y-%m-%d:%H:%M:%S :$LOCALIP local redis become health. $LOGFILE exit 0 else echo ERRORdate +%Y-%m-%d:%H:%M:%S :$LOCALIP local redis is error. $LOGFILE echo ERRORdate +%Y-%m-%d:%H:%M:%S :$LOCALIP shutdown local keepalived. $LOGFILE /etc/init.d/keepalived stop if $? != 0 ;then echo ERRORdate +%Y-%m-%d:%H:%M:%S :$LOCALIP keepalived shutdown error. $LOGFILE else echo INFOdate +%Y-%m-%d:%H:%M:%S :$LOCALIP keepalived shutdown completed. $LOGFILE fi exit 1 fifi #配置文件内容# ./usr/local/redis/redis-start.sh #!/bin/bashRPATH=/usr/local/redis#KPATH=/usr/local/keepalivedREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2$RPATH/bin/redis-server $RPATH/conf/redis.confif $? = 0 ;then echo INFOdate +%F/%H:%M:%S :$LOCALIP redis start successful. $LOGFILEelse echo ERRORdate +%F/%H:%M:%S :$LOCALIP redis start error. $LOGFILEfi #配置文件内容# ./usr/local/redis/redis-stop.sh #!/bin/bashRPATH=/usr/local/redis#KPATH=/usr/local/keepalivedLOGFILE=$RPATH/logs/redis-state.logLOCALIP=1REMOTEIP=2kill -9 ps -ef|grep /bin/redis-server|grep -v grep|awk print $2if $? = 0 ;then echo INFOdate +%F/%H:%M:%S :$LOCALIP redis shutdown completed! $LOGFILEelse echo INFOdate +%F/%H:%M:%S :$LOCALIP redis is not started. $LOGFILEfi # Slave服务配置文件 #配置文件内容# ./etc/keepalived/keepalived.conf #! Configuration File for keepalived#global_defs # notification_email # # notification_email_from Alexandre.Cassenfirewall.loc# router_id node3#vrrp_script chk_redis script /usr/local/redis/redis_check.sh#如果脚本执行结果非0，并且weight配置的值小于0，则优先级相应的减少;如果脚本执行结果为0，并且weight配置的值大于0，则优先级相应的增加;其他情况，维持原本prority的优先级。# weight -20 interval 1 #设置脚本执行的频率。1秒一次vrrp_instance VI_1 state BACKUP interface eth0 garp_master_delay 10 virtual_router_id 51 priority 90 unicast_src_ip 2 unicast_peer 1 #nopreempt advert_int 1 #advert_int的作用是巡检的次数。keepalived默认是在启动完成后3秒向state：MASTER切换。若此处设置成2，则是2*3=6秒后才开启切换。 authentication auth_type PASS auth_pass redisDb876 virtual_ipaddress 0 track_script chk_redis notify_master /etc/keepalived/scripts/master.sh #当keepalived切换成master时，会触发执行master.sh notify_backup /etc/keepalived/scripts/backup.sh #当keepalived切换成slave时，会触发执行slave.sh notify_fault /etc/keepalived/scripts/fault.sh #当keepalived出错时，会触发执行fault.sh notify_stop /etc/keepalived/scripts/stop.sh #当keepalived停止时，会触发执行stop.sh #配置文件内容# ./etc/keepalived/scripts/backup.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=2REMOTEIP=1PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived恢复成slave时，即虚拟IP切换到其他服务器时，将本机redis切换成role:slaveecho WARM-keepalived change to slave,change local redis to slave- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Being slave state. $LOGFILE 2&1#切换时，等待10秒，让对方同步数据（此时间要根据实际业务需要进行调整）echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait 3 sec for data sync from old master $LOGFILEsleep 3echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master data rsync from old mater ok. $LOGFILE#等数据同步完，再切换成role：slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave slave connect to $REMOTEIP $PORT ok. $LOGFILEecho -complete!- #配置文件内容# ./etc/keepalived/scripts/fault.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=2REMOTEIP=1PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived出错时，将本机redis切换成role:slaveecho ERROR-keepalived is fault,change local redis to slave- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:master Being slave state. $LOGFILE 2&1#切换时，等待10秒，让对方同步数据（此时间要根据实际业务需要进行调整）echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master wait 3 sec for data sync from old master $LOGFILEsleep 3echo date +%Y-%m-%d:%H:%M:%S|$PID|state:master data rsync from old mater ok. $LOGFILE#等数据同步完，再切换成role：slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave slave connect to $REMOTEIP $PORT ok. $LOGFILEecho -complete!- #配置文件内容# ./etc/keepalived/scripts/master.sh #!/bin/bashRPATH=/usr/local/redisREDISCLI=$RPATH/bin/redis-cliLOGFILE=$RPATH/logs/redis-state.logLOCALIP=2REMOTEIP=1PORT=63791PASSWD=DQWa24zsPw8752PID=$#当此服务器的keepalived恢复成master时，即虚拟IP切换到本机时，将本机的redis切换成role:masterecho WARM-keepalived change to master,change local redis to master- $LOGFILEecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave $LOGFILE#先切换成role:slaveecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave Run SLAVEOF $REMOTEIP $PORT $LOGFILE$REDISCLI -p $PORT -a $PASSWD SLAVEOF $REMOTEIP $PORT $LOGFILE 2&1#同步数据echo date +%Y-%m-%d:%H:%M:%S|$PID|state:slave wait 10 sec for data sync from old master $LOGFILEsleep 3#等待3秒（此时间要根据实际业务需要进行调整），待数据同步完，再切换成role：masterecho date +%Y-%m-%d:%H:%M:%S|$PID|state:slave data rsync from old mater