docker-compose.yml

---
version: "3.7"

services:
  telegraf:
    image: telegraf:1.33.1@sha256:67761580048d0225b80189cd93029d5576779fb55681f73504e4199801d49324
    user: telegraf:${HOST_DOCKER_GROUP_ID} # host docker group id, so that telegraf has access to the docker socket
    profiles:
      - monitoring
    networks:
      monitoring-tracing:
    command: | # only use config directory, but therefore we need to give a empty config file
      --config-directory /etc/telegraf/telegraf.d/
      --config /dev/null
    volumes:
      # host and docker metrics and Prometheus output settings 
      - ./config/telegraf:/etc/telegraf/telegraf.d
      # specific Prometheus input settings - this config depends on the deployment example
      - ./config/telegraf_specific_config/${TELEGRAF_SPECIFIC_CONFIG:-none}.conf:/etc/telegraf/telegraf.d/ocis.conf
      # mounts to gather metrics from the host and docker inside the container
      - /var/run/docker.sock:/var/run/docker.sock
      - /:/hostfs:ro
    environment:
      HOSTNAME: ${TELEMETRY_SERVE_DOMAIN:-telemetry.infra.owncloud.test}
      OCIS_URL: ${OCIS_URL:-ocis.owncloud.test}
      OCIS_DEPLOYMENT_ID: ${OCIS_DEPLOYMENT_ID:-generic_ocis}
      HOST_ETC: /hostfs/etc
      HOST_PROC: /hostfs/proc
      HOST_SYS: /hostfs/sys
      HOST_VAR: /hostfs/var
      HOST_RUN: /hostfs/run
      HOST_MOUNT_PREFIX: /hostfs
    labels:
      # make the Prometheus output publicly available so that Prometheus server can scrape this endpoint
      - "traefik.enable=true"
      - "traefik.http.routers.telegraf.entrypoints=https"
      - "traefik.http.routers.telegraf.rule=Host(`${TELEMETRY_SERVE_DOMAIN:-telemetry.owncloud.test}`)"
      - "traefik.http.routers.telegraf.tls.certresolver=http"
      - "traefik.http.routers.telegraf.service=telegraf"
      - "traefik.http.services.telegraf.loadbalancer.server.port=9273"
    logging:
      driver: "local"
    restart: always

  jaeger-agent:
    image: jaegertracing/jaeger-agent:1.62.0@sha256:93a23140820831cc4515e903218b91cfbbc814b02285e0b1f3836d9cc3e308cd
    profiles:
      - tracing
    networks:
      monitoring-tracing:
    command: |
      --reporter.type=grpc
      --reporter.grpc.host-port=${JAEGER_COLLECTOR:-jaeger-collector.owncloud.test:443}
      --reporter.grpc.tls.skip-host-verify=${INSECURE:-false}
      --reporter.grpc.tls.enabled=true
      --log-level=error
      --agent.tags=OCIS_URL=${OCIS_URL:-ocis.owncloud.test},OCIS_DEPLOYMENT_ID=${OCIS_DEPLOYMENT_ID:-generic_ocis}
    logging:
      driver: "local"
    restart: always

networks:
  # needs to be external in order to be shared between two docker-compose stacks
  monitoring-tracing:
    name: ${NETWORK_NAME:-ocis-net}
    external: true