142 lines
3.8 KiB
YAML
142 lines
3.8 KiB
YAML
# 使用版本 3.8，它与 Swarm 模式兼容
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version: "3.8"
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# 定义服务
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services:
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# MySQL 数据库服务
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mysql:
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# 使用指定的 MySQL 镜像
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image: mysql:8.0.31
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# 使用环境变量文件，与原来的配置保持一致
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environment:
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- MYSQL_ROOT_PASSWORD=root
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- MYSQL_DATABASE=nacos_devtest
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- MYSQL_USER=nacos
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- MYSQL_PASSWORD=nacos
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- LANG=C.UTF-8
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# 数据卷挂载，确保 MySQL 数据持久化
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volumes:
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- mysql-data:/var/lib/mysql
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- ./mysql-schema.sql:/docker-entrypoint-initdb.d/mysql-schema.sql
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command:
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--character-set-server=utf8mb4
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--collation-server=utf8mb4_unicode_ci
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ports:
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- "3306:3306"
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# 健康检查，确保数据库启动完成后再启动 Nacos
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healthcheck:
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test: [ "CMD", "mysqladmin" ,"ping", "-h", "localhost" ]
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interval: 5s
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timeout: 10s
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retries: 10
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# Swarm 部署配置
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deploy:
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# 副本数为 1，因为单个数据库实例足够
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replicas: 1
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# 重启策略：任何情况下容器退出都自动重启
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restart_policy:
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condition: any
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# 将服务加入我们创建的网络
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networks:
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- nacos-net
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# Nacos 服务
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nacos:
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hostname: "nacos{{.Task.Slot}}"
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# 使用 Nacos 镜像
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image: nacos/nacos-server:v3.1.0
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# 挂载日志目录
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volumes:
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- nacos-logs:/home/nacos/logs
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# 暴露 Nacos 所需的端口
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ports:
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- "8080:8080"
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- "7848:7848"
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- "8848:8848"
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- "9848:9848"
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- "9849:9849"
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# 使用环境变量文件
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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=nacos1:8848 nacos2:8848 nacos3:8848
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- SPRING_DATASOURCE_PLATFORM=mysql
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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=nacos
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- MYSQL_SERVICE_RETRY_COUNT=10
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- MYSQL_SERVICE_RETRY_DELAY=5000
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- MYSQL_SERVICE_DB_PARAM=characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true&useSSL=false&allowPublicKeyRetrieval=true
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- NACOS_SERVER_AUTH_ENABLE=false
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- NACOS_CONSOLE_AUTH_ENABLE=false
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- NACOS_AUTH_ENABLE=false
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- NACOS_AUTH_IDENTITY_KEY=bmy
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- NACOS_AUTH_IDENTITY_VALUE=lb714500.
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- NACOS_AUTH_TOKEN=KjdAdzBIMTBtKElJS0NrWTIxNkJ0RXN4YXlHaipSUmdDZA==
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# Swarm 部署配置
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deploy:
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# 关键：指定副本数为 3，Swarm 会自动创建 3 个 Nacos 容器
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replicas: 3
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# 重启策略
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restart_policy:
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condition: any
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# 启动顺序控制
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# 这是 Swarm 中实现 "depends_on" 的方式
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# 它会在 mysql 服务健康检查通过后，才开始启动 Nacos 服务
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update_config:
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parallelism: 1
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delay: 30s
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# 资源限制（可选，可根据你的服务器配置调整）
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resources:
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limits:
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cpus: '0.50'
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memory: '512M'
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reservations:
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cpus: '0.25'
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memory: '256M'
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networks:
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- nacos-net
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# Prometheus 服务
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prometheus:
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image: prom/prometheus:latest
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volumes:
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- ./prometheus/prometheus-cluster.yaml:/etc/prometheus/prometheus.yml
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ports:
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- "9090:9090"
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deploy:
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replicas: 1
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restart_policy:
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condition: on-failure
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update_config:
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order: start-first
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networks:
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- nacos-net
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# Grafana 服务
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grafana:
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image: grafana/grafana:latest
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ports:
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- "3000:3000"
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deploy:
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# 通常 Grafana 单实例即可
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replicas: 1
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restart_policy:
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condition: on-failure
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networks:
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- nacos-net
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volumes:
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nacos-logs:
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driver: local
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mysql-data:
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driver: local
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networks:
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nacos-net:
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driver: overlay |