关于docker

# redis端口port ${PORT}#redis 访问密码requirepass 123456#redis 访问Master节点密码masterauth 123456# 关闭保护模式protected-mode no# 开启集群cluster-enabled yes# 集群节点配置cluster-config-file nodes.conf# 超时cluster-node-timeout 5000# 集群节点IP host模式为宿主机IP# cluster-announce-ip 192.168.1.10# 集群节点端口 7001 - 7006cluster-announce-port ${PORT}cluster-announce-bus-port 1${PORT}# 开启 appendonly 备份模式appendonly yes# 每秒钟备份appendfsync everysec# 对aof文件进行压缩时，是否执行同步操作no-appendfsync-on-rewrite no# 当目前aof文件大小超过上一次重写时的aof文件大小的100%时会再次进行重写auto-aof-rewrite-percentage 100# 重写前AOF文件的大小最小值 默认 64mbauto-aof-rewrite-min-size 64mb# 日志配置# debug:会打印生成大量信息，适用于开发/测试阶段# verbose:包含很多不太有用的信息，但是不像debug级别那么混乱# notice:适度冗长，适用于生产环境# warning:仅记录非常重要、关键的警告消息loglevel notice# 日志文件路径logfile "/data/redis.log"

for port in `seq 7001 7006`; do /  mkdir -p ./${port}/conf /  && PORT=${port} envsubst < ./redis-cluster.tmpl > ./${port}/conf/redis.conf /  && mkdir -p ./${port}/data; /done

version: '3'services:  redis-7001:    image: redis:6    container_name: redis-7001    command:      ["redis-server", "/usr/local/etc/redis/redis.conf"]    volumes:      - ./7001/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7001/data:/data    ports:      - "7001:7001"      - "17001:17001"    environment:      # 设置时区为上海，否则时间会有问题      - TZ=Asia/Shanghai    logging:      options:        max-size: '100m'        max-file: '10'  redis-7002:    container_name: redis-7002      - ./7002/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7002/data:/data      - "7002:7002"      - "17002:17002"  redis-7003:    container_name: redis-7003      - ./7003/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7003/data:/data      - "7003:7003"      - "17003:17003"  redis-7004:    container_name: redis-7004      - ./7004/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7004/data:/data      - "7004:7004"      - "17004:17004"  redis-7005:    container_name: redis-7005      - ./7005/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7005/data:/data      - "7005:7005"      - "17005:17005"  redis-7006:    container_name: redis-7006      - ./7006/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7006/data:/data      - "7006:7006"      - "17006:17006"

C:/Users/billow>docker exec -it redis-7001 redis-cli -p 7001 -a 123456 --cluster create 192.168.44.65:7001 192.168.44.65:7002 192.168.44.65:7003 192.168.44.65:7004 192.168.44.65:7005 192.168.44.65:7006 --cluster-replicas 1>>> Performing hash slots allocation on 6 nodes...Master[0] -> Slots 0 - 5460Master[1] -> Slots 5461 - 10922Master[2] -> Slots 10923 - 16383Adding replica 192.168.44.65:7005 to 192.168.44.65:7001Adding replica 192.168.44.65:7006 to 192.168.44.65:7002Adding replica 192.168.44.65:7004 to 192.168.44.65:7003>>> Trying to optimize slaves allocation for anti-affinity[WARNING] Some slaves are in the same host as their masterM: 741c7bb537888ff97866896abb22da27c22f8eaf 192.168.44.65:7001   slots:[0-5460] (5461 slots) masterM: e5f687462a0c47f51c3abf4b8d77d646a3d63fa9 192.168.44.65:7002   slots:[5461-10922] (5462 slots) masterM: 9936d3690d971eccfc8b8ed43c5defc66f318454 192.168.44.65:7003   slots:[10923-16383] (5461 slots) masterS: b7b6fa6a4766c32c5d42d759548d6fcdf2b9159b 192.168.44.65:7004   replicates e5f687462a0c47f51c3abf4b8d77d646a3d63fa9S: 2275c996f25a8815342e2435af073eb29565778b 192.168.44.65:7005   replicates 9936d3690d971eccfc8b8ed43c5defc66f318454S: f69a5d0ae974816396a9d9e613c13f6ceea25de2 192.168.44.65:7006   replicates 741c7bb537888ff97866896abb22da27c22f8eafCan I set the above configuration? (type 'yes' to accept): yes>>> Nodes configuration updated>>> Assign a different config epoch to each node>>> Sending CLUSTER MEET messages to join the clusterWaiting for the cluster to join.>>> Performing Cluster Check (using node 192.168.44.65:7001)M: 741c7bb537888ff97866896abb22da27c22f8eaf 192.168.44.65:7001   slots:[0-5460] (5461 slots) master   1 additional replica(s)S: f69a5d0ae974816396a9d9e613c13f6ceea25de2 172.25.0.11:7006   slots: (0 slots) slave   replicates 741c7bb537888ff97866896abb22da27c22f8eafM: 9936d3690d971eccfc8b8ed43c5defc66f318454 172.25.0.7:7003   slots:[10923-16383] (5461 slots) master   1 additional replica(s)M: e5f687462a0c47f51c3abf4b8d77d646a3d63fa9 172.25.0.8:7002   slots:[5461-10922] (5462 slots) master   1 additional replica(s)S: 2275c996f25a8815342e2435af073eb29565778b 172.25.0.10:7005   slots: (0 slots) slave   replicates 9936d3690d971eccfc8b8ed43c5defc66f318454S: b7b6fa6a4766c32c5d42d759548d6fcdf2b9159b 172.25.0.9:7004   slots: (0 slots) slave   replicates e5f687462a0c47f51c3abf4b8d77d646a3d63fa9[OK] All nodes agree about slots configuration.>>> Check for open slots...>>> Check slots coverage...[OK] All 16384 slots covered.

-- 集群、分配插槽docker exec -it redis-7001 redis-cli -p 7001 -a 123456 --cluster create 192.168.44.65:7001 192.168.44.65:7002 192.168.44.65:7003 192.168.44.65:7004 192.168.44.65:7005 192.168.44.65:7006 --cluster-replicas 1-- 测试docker exec -it redis-7001 redis-cli -h 192.168.44.65 -p 7003 -a 123456 -c-- 查看集群状态cluster nodes-- 查看分片信息cluster slots-- 查看集群信息cluster info

version: '3'services:  redis-7007:    image: redis:6    container_name: redis-7007    command:      ["redis-server", "/usr/local/etc/redis/redis.conf"]    volumes:      - ./7007/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7007/data:/data    ports:      - "7007:7007"      - "17007:17007"    environment:      # 设置时区为上海，否则时间会有问题      - TZ=Asia/Shanghai    logging:      options:        max-size: '100m'        max-file: '10'  redis-7008:    container_name: redis-7008      - ./7008/conf/redis.conf:/usr/local/etc/redis/redis.conf      - ./7008/data:/data      - "7008:7008"      - "17008:17008"networks:    default:        external:            name: learn_shop

-- 进入任意节点docker exet -it redis-7001 bash-- 添加主节点(192.168.44.65:7001 -a 123456  这个可以是任何已存在的节点，主要用于获取集群信息)redis-cli --cluster add-node 192.168.44.65:7007 192.168.44.65:7001 -a 123456

127.0.0.1:7001> cluster nodes741c7bb537888ff97866896abb22da27c22f8eaf 172.25.0.10:7001@17001 myself,master - 0 1648104789000 1 connected 0-54602275c996f25a8815342e2435af073eb29565778b 172.25.0.6:7005@17005 slave 9936d3690d971eccfc8b8ed43c5defc66f318454 0 1648104789523 3 connected6f0c7d0ae166717d645e84b48b72b9706c7c758a 172.25.0.13:7007@17007 master - 0 1648104790133 0 connected9936d3690d971eccfc8b8ed43c5defc66f318454 172.25.0.8:7003@17003 master - 0 1648104790546 3 connected 10923-16383f69a5d0ae974816396a9d9e613c13f6ceea25de2 172.25.0.11:7006@17006 slave 741c7bb537888ff97866896abb22da27c22f8eaf 0 1648104790000 1 connectedb7b6fa6a4766c32c5d42d759548d6fcdf2b9159b 172.25.0.9:7004@17004 slave e5f687462a0c47f51c3abf4b8d77d646a3d63fa9 0 1648104790000 2 connectede5f687462a0c47f51c3abf4b8d77d646a3d63fa9 172.25.0.7:7002@17002 master - 0 1648104791062 2 connected 5461-10922

-- 进入任意节点docker exet -it redis-7001 bash-- 添加从节点(192.168.44.65:7001 -a 123456  这个可以是任何已存在的节点，主要用于获取集群信息)(6f0c7d0ae166717d645e84b48b72b9706c7c758a  为刚加的主节点 id)redis-cli --cluster add-node --cluster-slave --cluster-master-id 6f0c7d0ae166717d645e84b48b72b9706c7c758a 192.168.44.65:7008 192.168.44.65:7001 -a 123456

rebalance host:port--weight <arg>--auto-weights--threshold <arg>--use-empty-masters--timeout <arg>--simulate--pipeline <arg>host:port：这个是必传参数，用来从一个节点获取整个集群信息，相当于获取集群信息的入口。--weight <arg>：节点的权重，格式为node_id=weight，如果需要为多个节点分配权重的话，需要添加多个--weight <arg>参数，即--weight b31e3a2e=5 --weight 60b8e3a1=5，node_id可为节点名称的前缀，只要保证前缀位数能唯一区分该节点即可。没有传递
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