Container configuration starts redis cluster single machine 6 nodes 3 Master 3 slave

OS:CentOS Linux release 7.9.2009 (Core)

docker-ce-20.10.12-3.el7.x86_64

1. Create cluster network card

docker network create redis --subnet 172.38.0.0/16

2. create profile

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

3. Start the container   Start in turn , A total of 6 individual :

docker run -p6371:6379  -p16371:16379 --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

docker run -p6376:6379  -p16376:16379 --name redis-6 \
-v /mydata/redis/node-6/d