【redis 5.0.4】create-cluster脚本说明

前言

本文主要记录redis 5.0版本之后的集群快速搭建脚本create-cluster相关细节说明。

---

shell脚本说明

#!/bin/bash # Settings # 端口号 PORT=30000 # 集群节点超时时间 TIMEOUT=2000 # 集群节点数 NODES=6 # 集群主节点：从节点的比例 REPLICAS=1 # You may want to put the above config parameters into config.sh in order to # override the defaults without modifying this script. if [ -a config.sh ] then source "config.sh" fi # Computed vars ENDPORT=$((PORT+NODES)) # 创建集群实例 if [ "$1" == "start" ] then while [ $((PORT < ENDPORT)) != "0" ]; do PORT=$((PORT+1)) echo "Starting $PORT" ../../src/redis-server --port $PORT --cluster-enabled yes --cluster-config-file nodes-${PORT}.conf --cluster-node-timeout $TIMEOUT --appendonly yes --appendfilename appendonly-${PORT}.aof --dbfilename dump-${PORT}.rdb --logfile ${PORT}.log --daemonize yes done exit 0 fi # 创建集群 if [ "$1" == "create" ] then HOSTS="" while [ $((PORT < ENDPORT)) != "0" ]; do PORT=$((PORT+1)) HOSTS="$HOSTS 127.0.0.1:$PORT" done ../../src/redis-cli --cluster create $HOSTS --cluster-replicas $REPLICAS exit 0 fi if [ "$1" == "stop" ] then while [ $((PORT < ENDPORT)) != "0" ]; do PORT=$((PORT+1)) echo "Stopping $PORT" ../../src/redis-cli -p $PORT shutdown nosave done exit 0 fi if [ "$1" == "watch" ] then PORT=$((PORT+1)) while [ 1 ]; do clear date ../../src/redis-cli -p $PORT cluster nodes | head -30 sleep 1 done exit 0 fi if [ "$1" == "tail" ] then INSTANCE=$2 PORT=$((PORT+INSTANCE)) tail -f ${PORT}.log exit 0 fi if [ "$1" == "call" ] then while [ $((PORT < ENDPORT)) != "0" ]; do PORT=$((PORT+1)) ../../src/redis-cli -p $PORT $2 $3 $4 $5 $6 $7 $8 $9 done exit 0 fi if [ "$1" == "clean" ] then rm -rf *.log rm -rf appendonly*.aof rm -rf dump*.rdb rm -rf nodes*.conf exit 0 fi if [ "$1" == "clean-logs" ] then rm -rf *.log exit 0 fi echo "Usage: $0 [start|create|stop|watch|tail|clean]" echo "start -- Launch Redis Cluster instances." echo "create -- Create a cluster using redis-cli --cluster create." echo "stop -- Stop Redis Cluster instances." echo "watch -- Show CLUSTER NODES output (first 30 lines) of first node." echo "tail <id> -- Run tail -f of instance at base port + ID." echo "clean -- Remove all instances data, logs, configs." echo "clean-logs -- Remove just instances logs."