Docker实战-部署「Redis集群」

docker network create --driver bridge --subnet 172.28.0.0/16 redis-group

# 创建集群配置文件夹
for port in $(seq 1 6); \
do \

mkdir -p ./mydata/redis/node-${port}/conf
touch ./mydata/redis/node-${port}/conf/redis.conf

cat << EOF >./mydata/redis/node-${port}/conf/redis.conf
port 6379
bind 0.0.0.0
cluster-enabled yes
cluster-config-file nodes.conf
cluster-node-timeout 5000
cluster-announce-ip 172.28.0.1${port}
cluster-announce-port 6379
cluster-announce-bus-port 16379
appendonly yes
EOF

done

# 循环启动 docker 容器
for port in $(seq 1 6); \
do \

docker run -p 637${port}:6379 -p 1637${port}:16379 --name redis-${port} \
-v /home/docker/redis-group/mydata/redis/node-${port}/data:/data \
-v /home/docker/redis-group/mydata/redis/node-${port}/conf/redis.conf:/etc/redis/redis.conf \
-d --net redis-group --ip 172.28.0.1${port} redis:latest redis-server /etc/redis/redis.conf \

done

# 进入 redis-1 容器
docker exec -it redis-1 /bin/bash
# 配置集群命令
redis-cli --cluster create 172.28.0.11:6379 172.28.0.12:6379 172.28.0.13:6379 172.28.0.14:6379 172.28.0.15:6379 172.28.0.16:6379

# 查看redis集群概况，加-c 是集群，不加-c是单机
redis-cli -c

# 到宿主主机命令行控制台，手动控制 redis-3容器暂停，达到节点瘫痪
docker stop redis-3