swarm
This commit is contained in:
marsal wang
5
docker-swarm/nacos/README
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5
docker-swarm/nacos/README
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# crm1环境下 部署单机nacos
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env $(cat ./env_crm1 | xargs) envsubst < ./standalone-derby.yml | docker stack deploy --compose-file - crm1_nacos
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155
docker-swarm/nacos/cluser.yml
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docker-swarm/nacos/cluser.yml
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version: '3.8'
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services:
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nacos1:
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container_name: nacos1
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image: nacos/nacos-server:latest
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hostname: nacos1
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restart: always
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ports:
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- target: 8848
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published: 8848
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protocol: tcp
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mode: host #采用host模式（默认为ingress，配置较灵活，根据自己的需求也可调整为ingress，本案例防止nacos 采用 swarm集群调度，所以改为host模式，两台服务器之间通过内网及nacos端口访问，通过nginx配置对外服务）
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volumes:
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- cluster1_logs:/home/nacos/logs #配置docker存储日志的卷
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environment:
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MODE: cluster
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PREFER_HOST_MODE: hostname
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NACOS_SERVERS: 192.168.3.75:8848 192.168.3.94:8848 192.168.3.142:8848
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NACOS_SERVER_IP: 192.168.3.75
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NACOS_SERVER_PORT: 8848
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NACOS_AUTH_ENABLE: 'true' #1.2.0版本默认关闭登陆界面
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MYSQL_SERVICE_HOST: mysql
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MYSQL_SERVICE_DB_NAME: nacos_devtest
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MYSQL_SERVICE_PORT: 3306
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MYSQL_SERVICE_USER: nacos
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MYSQL_SERVICE_PASSWORD: 123456
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deploy:
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replicas: 1 #部署时，指定部署一个副本
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placement:
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constraints:
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- node.labels.env==docker-server-1
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restart_policy:
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condition: on-failure
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depends_on:
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- mysql
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networks:
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- srm
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nacos2:
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container_name: nacos2
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image: nacos/nacos-server:latest
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restart: always
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hostname: nacos2
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ports:
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- target: 8848
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published: 8848
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protocol: tcp
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mode: host
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volumes:
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- cluster2_logs:/home/nacos/logs
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environment:
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MODE: cluster
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PREFER_HOST_MODE: hostname
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NACOS_SERVERS: 192.168.3.75:8848 192.168.3.94:8848 192.168.3.142:8848
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NACOS_SERVER_IP: 192.168.3.94
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NACOS_SERVER_PORT: 8848
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NACOS_AUTH_ENABLE: 'true'
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MYSQL_SERVICE_HOST: mysql
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MYSQL_SERVICE_DB_NAME: nacos_devtest
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MYSQL_SERVICE_PORT: 3306
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MYSQL_SERVICE_USER: nacos
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MYSQL_SERVICE_PASSWORD: 123456
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deploy:
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replicas: 1
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placement:
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constraints:
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- node.labels.env==docker-server-2
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restart_policy:
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condition: on-failure
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depends_on:
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- mysql
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networks:
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- srm
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nacos3:
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container_name: nacos3
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image: nacos/nacos-server:latest
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restart: always
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hostname: nacos3
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ports:
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- target: 8848
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published: 8848
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protocol: tcp
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mode: host
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volumes:
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- cluster3_logs:/home/nacos/logs
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environment:
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MODE: cluster
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PREFER_HOST_MODE: hostname
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NACOS_SERVERS: 192.168.3.75:8848 192.168.3.94:8848 192.168.3.142:8848
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NACOS_SERVER_IP: 192.168.3.142
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NACOS_SERVER_PORT: 8848
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NACOS_AUTH_ENABLE: 'true'
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MYSQL_SERVICE_HOST: mysql
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MYSQL_SERVICE_DB_NAME: nacos_devtest
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MYSQL_SERVICE_PORT: 3306
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MYSQL_SERVICE_USER: nacos
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MYSQL_SERVICE_PASSWORD: 123456
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deploy:
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replicas: 1
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placement:
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constraints:
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- node.labels.env==docker-server-3
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restart_policy:
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condition: on-failure
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depends_on:
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- mysql
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networks:
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- srm
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mysql:
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image: mysql:5.7.33
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restart: always
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container_name: mysql
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hostname: mysql
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ports:
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- 3306:3306
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volumes:
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- /data/software/nacos/mysql/data:/var/lib/mysql
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- /etc/localtime:/etc/localtime:ro
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- /etc/my.cnf:/etc/mysql/mysql.conf.d/my.cnf
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environment:
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TZ: Asia/Shanghai
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MYSQL_ROOT_PASSWORD: sonar
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MYSQL_DATABASE: nacos_devtest
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deploy:
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replicas: 1
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placement:
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constraints:
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- node.labels.env==docker-server-1
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restart_policy:
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condition: on-failure
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networks:
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- srm
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volumes:
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cluster1_logs:
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cluster2_logs:
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cluster3_logs:
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networks:
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srm:
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external: true
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#https://blog.51cto.com/u_12898848/4054447
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5
docker-swarm/nacos/env_crm1
Normal file
5
docker-swarm/nacos/env_crm1
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@ -0,0 +1,5 @@
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NAMESPACE=crm1
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NACOS_VERSION=v2.2.2
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NODE_PORT=8848
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NODE_PORT_2=9848
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NACOS_SERVER_IP=192.168.1.209
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38
docker-swarm/nacos/standalone-derby.yml
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38
docker-swarm/nacos/standalone-derby.yml
Normal file
@ -0,0 +1,38 @@
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version: '3.8'
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networks:
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default:
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name: ${NAMESPACE}
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external: true
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services:
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server:
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hostname: ${NAMESPACE}_nacos_server
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image: nacos/nacos-server:${NACOS_VERSION}
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environment:
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- PREFER_HOST_MODE=hostname
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- NACOS_SERVER_IP=${NACOS_SERVER_IP}
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- MODE=standalone
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- NACOS_AUTH_ENABLE=true
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- NACOS_AUTH_IDENTITY_KEY=bndmsdsad
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- NACOS_AUTH_IDENTITY_VALUE=wepqweq#dasld
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- NACOS_AUTH_TOKEN=SecretKey012345678901234567890123456587012345678901234567890123456789
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ports:
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- target: 8848
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published: ${NODE_PORT}
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protocol: tcp
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mode: host # 解析：默认是ingress就是通过swarm的负载均衡模式，无论通过集群节点的映射端口都能访问到业务容器，此种方式类似于k8s的NodePort的svc服务暴露方式，而host则属于，业务容器运行在哪个节点，则就通过节点地址+映射端口访问对应的业务容器。
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- target: 9848
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published: ${NODE_PORT_2}
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protocol: tcp
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mode: host
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volumes:
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- data_server:/home/nacos/
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deploy:
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update_config:
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order: stop-first
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placement:
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constraints:
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- node.labels.${NAMESPACE}_nacos_server==1
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volumes:
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data_server:
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driver: local
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