infrastructure/roles/mastodon/templates/docker-compose.yml

{{ ansible_managed | comment }}

# Infrastructure
# Ansible instructions to deploy the infrastructure
# Copyright (C) 2019-2020  Christoph (Sheogorath) Kern
# Copyright (C) 2020       Saibotk
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

version: '2.1'
services:
  nginx:
    image: docker.io/library/nginx:alpine
    mem_limit: 32mb
    memswap_limit: 64mb
    labels:
      - "traefik.http.routers.mastodon.rule=Host(`{{ mastodon_domain }}`) && PathPrefix(`/`)"
      - "traefik.http.routers.mastodon.entrypoints=websecure"
      - "traefik.http.routers.mastodon.tls.certresolver={{ mastodon_traefik_certresolver }}"
      - "traefik.http.routers.mastodon.middlewares=mastodon,compress"
      - "traefik.http.middlewares.mastodon.headers.sslredirect=true"
      - "traefik.http.middlewares.mastodon.headers.stsSeconds=63072000"
      - "traefik.http.middlewares.mastodon.headers.referrerPolicy=same-origin"

      - "traefik.enable=true"
{% if proxy_network is defined %}
      - "traefik.docker.network={{ proxy_network }}"
{% endif %}
    networks:
      frontend:
{% if proxy_network is defined %}
      {{ proxy_network }}:
{% endif %}
    volumes:
      - "{{ mastodon_nginx_location }}/default.conf:/etc/nginx/conf.d/default.conf:ro"
      - "{{ mastodon_public_location }}:/usr/share/nginx/html:ro"
    depends_on:
      - web
      - streaming
    restart: always

  db:
    image: docker.io/library/postgres:{{ mastodon_database_image_version }}
    mem_limit: 512mb
    memswap_limit: 768mb
    read_only: true
    tmpfs:
      - /run/postgresql:size=512K
      - /tmp:size=128K
    environment:
      - "POSTGRES_HOST_AUTH_METHOD=trust"
    stop_grace_period: 2m
    stop_signal: SIGINT
    networks:
      backend:
    healthcheck:
      test: ['CMD', 'pg_isready', '-U', 'postgres']
    volumes:
      - {{ mastodon_database_location }}:/var/lib/postgresql/data
    restart: always

  redis:
    image: docker.io/library/redis:{{ mastodon_redis_image_version }}
    mem_limit: 512mb
    memswap_limit: 768mb
    networks:
      backend:
    healthcheck:
      test: ['CMD', 'redis-cli', 'ping']
    volumes:
      - {{ mastodon_redis_location }}:/data
    restart: always

{% if mastodon_config.enable_elasticsearch is defined and mastodon_config.enable_elasticsearch %}
  es:
    restart: always
    image: docker.elastic.co/elasticsearch/elasticsearch:{{ mastodon_elasticsearch_image_version }}
    mem_limit: 1124mb
    memswap_limit: 1280mb
    environment:
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m -Des.enforce.bootstrap.checks=true"
      - "xpack.license.self_generated.type=basic"
      - "xpack.security.enabled=false"
      - "xpack.watcher.enabled=false"
      - "xpack.graph.enabled=false"
      - "xpack.ml.enabled=false"
      - "bootstrap.memory_lock=true"
      - "cluster.name=es-mastodon"
      - "discovery.type=single-node"
      - "thread_pool.write.queue_size=1000"
      - "ingest.geoip.downloader.enabled=false"
    networks:
      backend:
    healthcheck:
      test: ["CMD-SHELL", "curl --silent --fail localhost:9200/_cluster/health || exit 1"]
    ulimits:
      memlock:
        soft: -1
        hard: -1
      nofile:
        soft: 65536
        hard: 65536
    volumes:
      - {{ mastodon_elastic_location }}:/usr/share/elasticsearch/data
{% endif %}

  web:
    image: ghcr.io/mastodon/mastodon:{{ mastodon_image_version }}
    mem_limit: 1024mb
    memswap_limit: 1280mb
    env_file: {{ mastodon_install_location }}/.env.production
    depends_on:
      - db
      - redis
    volumes:
      - {{ mastodon_public_location }}/system:/mastodon/public/system
    networks:
      frontend:
      backend:
    healthcheck:
      test: ['CMD-SHELL', 'wget -q --spider --proxy=off localhost:3000/health || exit 1']
    restart: always
    command: bash -c "rm -f /mastodon/tmp/pids/server.pid; bundle exec rails s -p 3000 -b '0.0.0.0'"

  streaming:
    image: ghcr.io/mastodon/mastodon:{{ mastodon_image_version }}
    mem_limit: 1024mb
    memswap_limit: 1280mb
    env_file: {{ mastodon_install_location }}/.env.production
    networks:
      frontend:
      backend:
    healthcheck:
      test: ['CMD-SHELL', 'wget -q --spider --proxy=off localhost:4000/api/v1/streaming/health || exit 1']
    depends_on:
      - db
      - redis
    restart: always
    command: node ./streaming

  sidekiq:
    image: ghcr.io/mastodon/mastodon:{{ mastodon_image_version }}
    mem_limit: 1024mb
    memswap_limit: 1280mb
    env_file: {{ mastodon_install_location }}/.env.production
    depends_on:
      - db
      - redis
    volumes:
      - {{ mastodon_public_location }}/system:/mastodon/public/system
    networks:
      frontend:
      backend:
    healthcheck:
      test: ['CMD-SHELL', "ps aux | grep '[s]idekiq\ 6' || false"]
    restart: always
    command: bundle exec sidekiq

networks:
  frontend:
  backend:
    internal: true
{% if proxy_network is defined %}
  {{ proxy_network }}:
    external: true
{% endif %}