Prometheus + Blackbox + Node + Grafana Docker-compose

docker-compose.yml

version: '3.4'
services:
  prometheus:
    image: prom/prometheus:v2.15.1
    hostname: prometheus
    volumes:
      - /usr/share/zoneinfo/Asia/Shanghai:/etc/localtime:ro
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - ./alert.rules:/etc/prometheus/alert.rules
      - prometheus_data:/prometheus
    command:
      - '--web.enable-lifecycle'
      - '--config.file=/etc/prometheus/prometheus.yml'
    ports:
      - '9090:9090'
    networks:
      prometheus:
        aliases:
          - prometheus
    logging:
      driver: json-file
      options:
        max-file: '3'
        max-size: 100m

  node-exporter:
    image: prom/node-exporter:v0.18.1
    hostname: node-exporter
    volumes:
      - /usr/share/zoneinfo/Asia/Shanghai:/etc/localtime:ro
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/host/rootfs:ro
    command:
      - '--path.procfs=/host/proc'
      - '--path.sysfs=/host/sys'
    ports:
      - '9100:9100'
    networks:
      prometheus:
        aliases:
          - exporter
    logging:
      driver: json-file
      options:
        max-file: '3'
        max-size: 100m

  black-exporter:
    image: prom/blackbox-exporter:v0.16.0
    hostname: black-exporter
    volumes:
      - /usr/share/zoneinfo/Asia/Shanghai:/etc/localtime:ro
      - ./blackbox.yml:/config/blackbox.yml
    command:
      - '--config.file=/config/blackbox.yml'
    ports:
      - '9115:9115'
    networks:
      prometheus:
        aliases:
          - black-exporter
    logging:
      driver: json-file
      options:
        max-file: '3'
        max-size: 100m

  grafana:
    image: grafana/grafana:6.5.2
    hostname: grafana
    volumes:
      - /usr/share/zoneinfo/Asia/Shanghai:/etc/localtime:ro
      - grafana_data:/var/lib/grafana
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=pass
    depends_on:
      - prometheus
    ports:
      - '3000:3000'
    networks:
      prometheus:
        aliases:
          - grafana
    logging:
      driver: json-file
      options:
        max-file: '3'
        max-size: 100m

networks:
  prometheus:
    driver: bridge

volumes:
  grafana_data: {}
  prometheus_data: {}

blackbox.yml

modules:
  http_2xx_example: # 模塊名字,符合規則隨便命名即可
    prober: http # 探針類型
    timeout: 5s
    http:
      valid_http_versions: ["HTTP/1.1", "HTTP/2"]
      valid_status_codes: []  # Defaults to 2xx
      method: GET
      headers:
        Host: vhost.example.com
        Accept-Language: en-US
      no_follow_redirects: false
      fail_if_ssl: false
      fail_if_not_ssl: false
      fail_if_matches_regexp:
        - "Could not connect to database"
      fail_if_not_matches_regexp:
        - "Download the latest version here"
      tls_config:
        insecure_skip_verify: false
      preferred_ip_protocol: "ip4" # defaults to "ip6"
      ip_protocol_fallback: false  # no fallback to "ip6"
  http_post_2xx:
    prober: http
    timeout: 5s
    http:
      method: POST
      headers:
        Content-Type: application/json
      body: '{}'
  http_basic_auth_example:
    prober: http
    timeout: 5s
    http:
      method: POST
      headers:
        Host: "login.example.com"
      basic_auth:
        username: "username"
        password: "mysecret"
  http_custom_ca_example:
    prober: http
    http:
      method: GET
      tls_config:
        ca_file: "/certs/my_cert.crt"
  tls_connect_tls:
    prober: tcp
    timeout: 5s
    tcp:
      tls: true
  tcp_connect:
    prober: tcp
    timeout: 5s
  imap_starttls:
    prober: tcp
    timeout: 5s
    tcp:
      query_response:
        - expect: "OK.*STARTTLS"
        - send: ". STARTTLS"
        - expect: "OK"
        - starttls: true
        - send: ". capability"
        - expect: "CAPABILITY IMAP4rev1"
  smtp_starttls:
    prober: tcp
    timeout: 5s
    tcp:
      query_response:
        - expect: "^220 ([^ ]+) ESMTP (.+)$"
        - send: "EHLO prober"
        - expect: "^250-STARTTLS"
        - send: "STARTTLS"
        - expect: "^220"
        - starttls: true
        - send: "EHLO prober"
        - expect: "^250-AUTH"
        - send: "QUIT"
  ssh_banner:
    prober: tcp
    tcp:
      query_response:
      - expect: "^SSH-"
  irc_banner_example:
    prober: tcp
    timeout: 5s
    tcp:
      query_response:
        - send: "NICK prober"
        - send: "USER prober prober prober :prober"
        - expect: "PING :([^ ]+)"
          send: "PONG ${1}"
        - expect: "^:[^ ]+ 001"
  icmp_example:
    prober: icmp
    timeout: 5s
    icmp:
      preferred_ip_protocol: "ip4"
      source_ip_address: "127.0.0.1"
  dns_udp_example:
    prober: dns
    timeout: 5s
    dns:
      query_name: "www.prometheus.io"
      query_type: "A"
      valid_rcodes:
      - NOERROR
      validate_answer_rrs:
        fail_if_matches_regexp:
        - ".*127.0.0.1"
        fail_if_not_matches_regexp:
        - "www.prometheus.io.\t300\tIN\tA\t127.0.0.1"
      validate_authority_rrs:
        fail_if_matches_regexp:
        - ".*127.0.0.1"
      validate_additional_rrs:
        fail_if_matches_regexp:
        - ".*127.0.0.1"
  dns_soa:
    prober: dns
    dns:
      query_name: "prometheus.io"
      query_type: "SOA"
  dns_tcp_example:
    prober: dns
    dns:
      transport_protocol: "tcp" # defaults to "udp"
      preferred_ip_protocol: "ip4" # defaults to "ip6"
      query_name: "www.prometheus.io"