grafana-agent.yaml

integrations:
  node_exporter:
    enabled: true
    relabel_configs:
    - replacement: <hostname>
      target_label: instance

  prometheus_remote_write:
  - basic_auth:
      password: <Your Grafana Cloud Key/Password>
      username: <Your Grafana Cloud Prometheus username/Instance ID>
    url: <Your Grafana Cloud Prometheus Remote Write Endpoint FQDN>

  apache_http:
    enabled: true
    instance: <hostname>
    # job is integrations/apache_http by default
    scrape_uri: '<Your Apache server status (mod_status.so) endpoint>'
       #scrape_uri: 'http://localhost:8080/server-status?auto' ##example of
  agent:
    enabled: true
    metric_relabel_configs:
    # required for apache integration.
    # scraping agent endpoint is required for apache histogram metric collection.
      - source_labels: [exported_job]
        target_label: job
      - source_labels: [exported_instance]
        target_label: instance
      - regex: (exported_instance|exported_job)
        action: labeldrop

  cadvisor:
    enabled: true
    docker_only: true
    instance: localhost:9090
    relabel_configs:
      - action: replace
        replacement: integrations/docker
        target_label: job

logs:
  configs:
  - clients:
    - basic_auth:
        password: <Your Grafana Cloud Key/Password>
        username: <Your Grafana Cloud Loki username/Instance ID>
      url: <Your Grafana Cloud Loki Endpoint FQDN>
    name: integrations
    positions:
      filename: /tmp/positions.yaml
    target_config:
      sync_period: 10s

    scrape_configs:
    - job_name: integrations/node_exporter_direct_scrape
      static_configs:
      - targets:
        - localhost
        labels:
          instance: <hostname>
          __path__: /var/log/{secure,messages,*.log}
          job: integrations/node_exporter

    - job_name: integrations/node_exporter_journal_scrape
      journal:
        labels:
          instance: <hostname>
          job: integrations/node_exporter
        max_age: 24h
      relabel_configs:
      - source_labels:
        - __journal__systemd_unit
        target_label: unit
      - source_labels:
        - __journal__boot_id
        target_label: boot_id
      - source_labels:
        - __journal__transport
        target_label: transport
      - source_labels:
        - __journal_priority_keyword
        target_label: level

    - job_name: integrations/apache_error
      static_configs:
      - targets:
        - localhost
        labels:
          __path__: /var/log/httpd/{error_log,ssl_error_log}
          job: integrations/apache_http
          instance: <hostname>
      pipeline_stages:
        - regex:
            # https://regex101.com/r/zNIq1V/1
            expression: '^\[[^ ]* (?P<timestamp>[^\]]*)\] \[(?:(?P<module>[^:\]]+):)?(?P<level>[^\]]+)\](?: \[pid (?P<pid>[^\]]*)\])?(?: \[client (?P<client>[^\]]*)\])? (?P<message>.*)$'
        - labels:
            module:
            level:
        - static_labels:
            logtype: error

    - job_name: integrations/apache_access
      static_configs:
      - targets:
        - localhost
        labels:
          __path__: /var/log/httpd/{access_log,ssl_access_log}
          job: integrations/apache_http
          instance: <hostname>
      pipeline_stages:
        - regex:
            # https://regex101.com/r/9G75bY/1
            expression: '^(?P<ip>[^ ]*) [^ ]* (?P<user>[^ ]*) \[(?P<timestamp>[^\]]*)\] "(?P<method>\S+)(?: +(?P<path>[^ ]*) +\S*)?" (?P<code>[^ ]*) (?P<size>[^ ]*)(?: "(?P<referer>[^\"]*)" "(?P<agent>.*)")?$'
        - metrics:
            response_http_codes:
              type: Histogram
              description: "Apache responses by HTTP codes"
              prefix: apache_
              source: code
              config:
                buckets: [199,299,399,499,599]
        - labels:
            method:
        - static_labels:
            logtype: access

    - job_name: integrations/docker
      docker_sd_configs:
        - host: unix:///var/run/docker.sock
          refresh_interval: 5s
      relabel_configs:
        - action: replace
          replacement: integrations/docker
          source_labels:
            - __meta_docker_container_id
          target_label: job
        - source_labels:
            - __meta_docker_container_name
          regex: '/(.*)'
          target_label: container
        - source_labels:
            - __meta_docker_container_log_stream
          target_label: stream

metrics:
  configs:
  - name: integrations
    remote_write:
    - basic_auth:
        password: <Your Grafana Cloud Key/Password>
        username: <Your Grafana Cloud Prometheus username/Instance ID>
      url: <Your Grafana Cloud Prometheus Remote Write Endpoint FQDN>
  global:
    scrape_interval: 60s
  wal_directory: /tmp/grafana-agent-wal