Docker【应用 02】借助Docker部署Redis集群（Docker网卡创建+6个Redis集群搭建shell脚本）

# 创建桥接 网卡
docker network create redis --subnet 172.38.0.0/16
# 查看所有 网卡
docker network ls
# 查看网卡详情
docker network inspect 网卡名称
# 通过脚本创建6个Redis配置
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 172.38.0.1${port}
cluster-announce-port 6379
cluster-announce-bus-port 16379
appendonly yes
EOF
done
# 启动容器
for port in $(seq 1 6); \
do \
docker run -p 637${port}:6379 -p 1637${port}:16379 --name redis-${port} \
-v /mydata/redis/node-${port}/data:/data \
-v /mydata/redis/node-${port}/conf/redis.conf:/etc/redis/redis.conf \
-d --net redis --ip 172.38.0.1${port} redis:5.0.9-alpine3.11 redis-server /etc/redis/redis.conf
done
docker run -p 6371:6379 -p 16371:16379 --name redis-1 \
-v /mydata/redis/node-1/data:/data \
-v /mydata/redis/node-1/conf/redis.conf:/etc/redis/redis.conf \
-d --net redis --ip 172.38.0.11 redis:5.0.9-alpine3.11 redis-server /etc/redis/redis.conf
# 创建集群
docker exec -it redis-1 /bin/sh
redis-cli --cluster create 172.38.0.11:6379 172.38.0.12:6379 172.38.0.13:6379 172.38.0.14:6379 172.38.0.15:6379 172.38.0.16:6379 --cluster-replicas 1
# 连接集群
redis-cli -c
cluster nodes

# 创建桥接网卡
docker network create redis --subnet 172.81.0.0/16
# 查看所有 网卡
docker network ls
# 查看网卡详情
docker network inspect NETWORKID
[
    {
        "Name": "redis",
        "Id": "79a62c1104195f5f077665fcdd8d4e1c92697af7db227c1fd1a92219f22c2501",
        "Created": "2023-05-05T10:38:24.604493511+08:00",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": {},
            "Config": [
                {
                    "Subnet": "172.81.0.0/16",
                    "Gateway": "172.81.0.1"
                }
            ]
        },
        "Internal": false,
        "Attachable": false,
        "Ingress": false,
        "ConfigFrom": {
            "Network": ""
        },
        "ConfigOnly": false,
        "Containers": {},
        "Options": {},
        "Labels": {}
    }
]

# 通过脚本创建6个Redis配置
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 172.81.0.1${port}
cluster-announce-port 6379
cluster-announce-bus-port 16379
appendonly yes
EOF
done

# 启动容器
for port in $(seq 1 6); \
do \
docker run -p 637${port}:6379 -p 1637${port}:16379 --name redis-${port} \
-v /mydata/redis/node-${port}/data:/data \
-v /mydata/redis/node-${port}/conf/redis.conf:/etc/redis/redis.conf \
-d --net redis --ip 172.81.0.1${port} redis:5.0.14 redis-server /etc/redis/redis.conf
done

# 创建集群
docker exec -it redis-1 /bin/sh 
cd /usr/local/bin
redis-cli --cluster create 172.81.0.11:6371 172.81.0.12:6372 172.81.0.13:6373 172.81.0.14:6374 172.81.0.15:6375 172.81.0.16:6376 --cluster-replicas 1
cd /usr/local/bin
redis-cli --cluster create 172.81.0.11:6379 172.81.0.12:6379 172.81.0.13:6379 172.81.0.14:6379 172.81.0.15:6379 172.81.0.16:6379 --cluster-replicas 1
# 连接集群
cd /usr/local/redis-5.0.14
./bin/redis-cli -p 6371 -c
cluster nodes

for port in $(seq 1 6); \
do \
docker stop redis-${port} 
done
docker rm $(docker ps -qa)
rm -rf ./redis-docker

./bin/redis-cli -c -p 6379 --intrinsic-latency 10
./bin/redis-benchmark -h 172.81.0.1 -p 6379  -q