---
# Infrastructure
# Ansible instructions to deploy the infrastructure
# Copyright (C) 2019-2020  Christoph (Sheogorath) Kern
# Copyright (C) 2019-2020  Alexander (w4tsn) Wellbrock
# Copyright (C) 2021       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'
services:
  synapse:
    image: docker.io/matrixdotorg/synapse:{{ matrix_synapse_image_version }}
    cpu_shares: 256
    mem_limit: 1280mb
    memswap_limit: 1536mb
    read_only: true
    restart: always
    dns:
      - "1.1.1.1"
    security_opt:
      - no-new-privileges
    tmpfs:
      - "/tmp:size=64M"
      - "/compiled:size=128K"
    environment:
{% for key, value in matrix_synapse_options.items() %}
      - "SYNAPSE_{{ key }}={{ value }}"
{% endfor %}

      - "POSTGRES_HOST=database"
      - "POSTGRES_PASSWORD={{ matrix_database_password }}"
    volumes:
      - "{{ matrix_data_location }}:/data"
    depends_on:
      - database
    labels:
      - "traefik.http.routers.matrix.rule=Host(`{{ matrix_synapse_domain }}`) && PathPrefix(`/`)"
      - "traefik.http.routers.matrix.entrypoints=websecure"
      - "traefik.http.routers.matrix.tls.certresolver={{ matrix_traefik_certresolver }}"
      - "traefik.http.routers.matrix.middlewares=matrix,compress"
      - "traefik.http.routers.matrix.service=matrix"
      - "traefik.http.services.matrix.loadbalancer.server.port=8008"
      - "traefik.http.middlewares.matrix.headers.sslredirect=true"
      - "traefik.http.middlewares.matrix.headers.stsSeconds=63072000"
      - "traefik.http.middlewares.matrix.headers.referrerPolicy=no-referrer"

      - "traefik.enable=true"
{% if proxy_network is defined %}
      - "traefik.docker.network={{ proxy_network }}"
{% endif %}
{% if proxy_hiddenservice is defined and proxy_hiddenservice.content is defined %}
      - "traefik.http.middlewares.matrix.headers.customresponseheaders.alt-svc=h2={{ proxy_hiddenservice['content'] | b64decode | trim }}:443; ma=2592000"
{% endif %}

    networks:
      database:
{% if proxy_network is defined %}
      {{ proxy_network }}:
{% endif %}

  database:
    image: docker.io/library/postgres:{{ matrix_database_image_version }}
    mem_limit: 512mb
    memswap_limit: 768mb
    read_only: true
    security_opt:
      - no-new-privileges
    tmpfs:
      - /run/postgresql:size=512K
      - /tmp:size=128K
    stop_grace_period: 2m
    stop_signal: SIGINT
    environment:
      - "POSTGRES_USER=synapse"
      - "POSTGRES_PASSWORD={{ matrix_database_password }}"
      - "POSTGRES_INITDB_ARGS=--lc-collate C --lc-ctype C --encoding UTF8"
    volumes:
      - "{{ matrix_database_location }}:/var/lib/postgresql/data"
    networks:
      database:
    restart: always

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