mfjt diary


2020-04-19(日) [長年日記]

Zabbix の練習

構築済みの環境で監視をちょこちょこ触ることはあったけど、設定からやる必要が出てきたので、Docker でサクッと環境作って練習。

$ git clone -b 3.0 git@github.com:zabbix/zabbix-docker.git

"docker-compose_v3_alpine_mysql_latest.yaml" をベースに、とりあえず動かせるように "docker-compose.yaml" を作成。

version: "3.5"
services:
  zabbix-server:
    image: zabbix/zabbix-server-mysql:alpine-3.0-latest
    ports:
      - "10051:10051"
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/timezone:/etc/timezone:ro
      - ./zbx_env/usr/lib/zabbix/alertscripts:/usr/lib/zabbix/alertscripts:ro
      - ./zbx_env/usr/lib/zabbix/externalscripts:/usr/lib/zabbix/externalscripts:ro
      - ./zbx_env/var/lib/zabbix/export:/var/lib/zabbix/export:rw
      - ./zbx_env/var/lib/zabbix/modules:/var/lib/zabbix/modules:ro
      - ./zbx_env/var/lib/zabbix/enc:/var/lib/zabbix/enc:ro
      - ./zbx_env/var/lib/zabbix/ssh_keys:/var/lib/zabbix/ssh_keys:ro
      - ./zbx_env/var/lib/zabbix/mibs:/var/lib/zabbix/mibs:ro
      - ./zbx_env/var/lib/zabbix/snmptraps:/var/lib/zabbix/snmptraps:ro
    links:
      - mysql-server:mysql-server
    ulimits:
      nproc: 65535
      nofile:
        soft: 20000
        hard: 40000
    environment:
      - DB_SERVER_HOST=mysql-server
      - MYSQL_USER=zabbix
      - MYSQL_PASSWORD=zabbix
      - MYSQL_DATABASE=zabbix
    user: root
    depends_on:
      - mysql-server
    networks:
      zbx_net_backend:
        aliases:
          - zabbix-server
          - zabbix-server-mysql
          - zabbix-server-alpine-mysql
          - zabbix-server-mysql-alpine
      zbx_net_frontend:
    stop_grace_period: 30s
    sysctls:
      - net.ipv4.ip_local_port_range=1024 65000
      - net.ipv4.conf.all.accept_redirects=0
      - net.ipv4.conf.all.secure_redirects=0
      - net.ipv4.conf.all.send_redirects=0
    labels:
      com.zabbix.description: "Zabbix server with MySQL database support"
      com.zabbix.company: "Zabbix LLC"
      com.zabbix.component: "zabbix-server"
      com.zabbix.dbtype: "mysql"
      com.zabbix.os: "alpine"

  zabbix-web-nginx-mysql:
    image: zabbix/zabbix-web-nginx-mysql:alpine-3.0-latest
    ports:
      - "80:80"
      - "443:443"
    links:
      - mysql-server:mysql-server
      - zabbix-server:zabbix-server
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/timezone:/etc/timezone:ro
      - ./zbx_env/etc/ssl/nginx:/etc/ssl/nginx:ro
    environment:
      - ZBX_SERVER_HOST=zabbix-server
      - DB_SERVER_HOST=mysql-server
      - MYSQL_USER=zabbix
      - MYSQL_PASSWORD=zabbix
      - MYSQL_DATABASE=zabbix
      - PHP_TZ=Asia/Tokyo
    user: root
    depends_on:
      - mysql-server
      - zabbix-server
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost"]
      interval: 10s
      timeout: 5s
      retries: 3
    networks:
      zbx_net_backend:
        aliases:
          - zabbix-web-nginx-mysql
          - zabbix-web-nginx-alpine-mysql
          - zabbix-web-nginx-mysql-alpine
      zbx_net_frontend:
    stop_grace_period: 10s
    sysctls:
      - net.core.somaxconn=65535
    labels:
      com.zabbix.description: "Zabbix frontend on Nginx web-server with MySQL database support"
      com.zabbix.company: "Zabbix LLC"
      com.zabbix.component: "zabbix-frontend"
      com.zabbix.webserver: "nginx"
      com.zabbix.dbtype: "mysql"
      com.zabbix.os: "alpine"

  zabbix-agent:
    image: zabbix/zabbix-agent:alpine-3.0-latest
    hostname: zabbix-agent
    ports:
      - "10050:10050"
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/timezone:/etc/timezone:ro
      - ./zbx_env/etc/zabbix/zabbix_agentd.d:/etc/zabbix/zabbix_agentd.d:ro
      - ./zbx_env/var/lib/zabbix/modules:/var/lib/zabbix/modules:ro
      - ./zbx_env/var/lib/zabbix/enc:/var/lib/zabbix/enc:ro
      - ./zbx_env/var/lib/zabbix/ssh_keys:/var/lib/zabbix/ssh_keys:ro
    links:
      - zabbix-server:zabbix-server
    environment:
      - ZBX_SERVER_HOST=zabbix-server
    user: root
    privileged: true
    pid: "host"
    networks:
      zbx_net_backend:
        aliases:
          - zabbix-agent
          - zabbix-agent-passive
          - zabbix-agent-alpine
    stop_grace_period: 5s
    labels:
      com.zabbix.description: "Zabbix agent"
      com.zabbix.company: "Zabbix LLC"
      com.zabbix.component: "zabbix-agentd"
      com.zabbix.os: "alpine"

  mysql-server:
    image: mysql:5.7
    command: [mysqld, --character-set-server=utf8, --collation-server=utf8_bin, --default-authentication-plugin=mysql_native_password]
    volumes:
       - ./zbx_env/var/lib/mysql:/var/lib/mysql:rw
    environment:
      - MYSQL_ROOT_PASSWORD=zabbix
      - MYSQL_DATABASE=zabbix
      - MYSQL_USER=zabbix
      - MYSQL_PASSWORD=zabbix
    user: root
    stop_grace_period: 1m
    networks:
      zbx_net_backend:
        aliases:
          - mysql-server
          - zabbix-database
          - mysql-database

  db_data_mysql:
    image: busybox
    volumes:
      - ./zbx_env/var/lib/mysql:/var/lib/mysql:rw

networks:
  zbx_net_frontend:
    driver: bridge
    driver_opts:
      com.docker.network.enable_ipv6: "false"
    ipam:
      driver: default
      config:
        - subnet: 172.16.238.0/24
  zbx_net_backend:
    driver: bridge
    driver_opts:
      com.docker.network.enable_ipv6: "false"
    internal: true
    ipam:
      driver: default
      config:
        - subnet: 172.16.239.0/24

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