Copy matrix-bridge-mautrix-facebook as base for matrix-bridge-mautrix-twitter

roles/matrix-bridge-mautrix-twitter/defaults/main.yml

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+# mautrix-facebook is a Matrix <-> Facebook bridge
+# See: https://github.com/tulir/mautrix-facebook
+
+matrix_mautrix_facebook_enabled: true
+
+matrix_mautrix_facebook_container_image_self_build: false
+matrix_mautrix_facebook_container_image_self_build_repo: "https://github.com/tulir/mautrix-facebook.git"
+
+matrix_mautrix_facebook_version: latest
+# See: https://mau.dev/tulir/mautrix-facebook/container_registry
+matrix_mautrix_facebook_docker_image: "{{ matrix_mautrix_facebook_docker_image_name_prefix }}tulir/mautrix-facebook:{{ matrix_mautrix_facebook_version }}"
+matrix_mautrix_facebook_docker_image_name_prefix: "{{ 'localhost/' if matrix_mautrix_facebook_container_image_self_build else 'dock.mau.dev/' }}"
+matrix_mautrix_facebook_docker_image_force_pull: "{{ matrix_mautrix_facebook_docker_image.endswith(':latest') }}"
+
+matrix_mautrix_facebook_base_path: "{{ matrix_base_data_path }}/mautrix-facebook"
+matrix_mautrix_facebook_config_path: "{{ matrix_mautrix_facebook_base_path }}/config"
+matrix_mautrix_facebook_data_path: "{{ matrix_mautrix_facebook_base_path }}/data"
+matrix_mautrix_facebook_docker_src_files_path: "{{ matrix_mautrix_facebook_base_path }}/docker-src"
+
+matrix_mautrix_facebook_homeserver_address: "{{ matrix_homeserver_container_url }}"
+matrix_mautrix_facebook_homeserver_domain: '{{ matrix_domain }}'
+matrix_mautrix_facebook_appservice_address: 'http://matrix-mautrix-facebook:29319'
+
+# A list of extra arguments to pass to the container
+matrix_mautrix_facebook_container_extra_arguments: []
+
+# List of systemd services that matrix-mautrix-facebook.service depends on.
+matrix_mautrix_facebook_systemd_required_services_list: ['docker.service']
+
+# List of systemd services that matrix-mautrix-facebook.service wants
+matrix_mautrix_facebook_systemd_wanted_services_list: []
+
+matrix_mautrix_facebook_appservice_token: ''
+matrix_mautrix_facebook_homeserver_token: ''
+
+
+# Database-related configuration fields.
+#
+# To use SQLite:
+# - change the engine (`matrix_mautrix_facebook_database_engine: 'sqlite'`)
+# - change to the last bridge version that supported SQLite:
+#   `matrix_mautrix_facebook_docker_image: "{{ matrix_mautrix_facebook_docker_image_name_prefix }}tulir/mautrix-facebook:da1b4ec596e334325a1589e70829dea46e73064b"`
+# - plan your migration to Postgres, as this bridge does not support SQLite anymore (and neither will the playbook in the future).
+#
+# To use Postgres:
+# - adjust your database credentials via the `matrix_mautrix_facebook_postgres_*` variables
+matrix_mautrix_facebook_database_engine: 'postgres'
+
+matrix_mautrix_facebook_sqlite_database_path_local: "{{ matrix_mautrix_facebook_data_path }}/mautrix-facebook.db"
+matrix_mautrix_facebook_sqlite_database_path_in_container: "/data/mautrix-facebook.db"
+
+matrix_mautrix_facebook_database_username: 'matrix_mautrix_facebook'
+matrix_mautrix_facebook_database_password: 'some-password'
+matrix_mautrix_facebook_database_hostname: 'matrix-postgres'
+matrix_mautrix_facebook_database_port: 5432
+matrix_mautrix_facebook_database_name: 'matrix_mautrix_facebook'
+
+matrix_mautrix_facebook_database_connection_string: 'postgres://{{ matrix_mautrix_facebook_database_username }}:{{ matrix_mautrix_facebook_database_password }}@{{ matrix_mautrix_facebook_database_hostname }}:{{ matrix_mautrix_facebook_database_port }}/{{ matrix_mautrix_facebook_database_name }}'
+
+matrix_mautrix_facebook_appservice_database: "{{
+	{
+		'sqlite': ('sqlite:///' + matrix_mautrix_facebook_sqlite_database_path_in_container),
+		'postgres': matrix_mautrix_facebook_database_connection_string,
+	}[matrix_mautrix_facebook_database_engine]
+}}"
+
+
+# Can be set to enable automatic double-puppeting via Shared Secret Auth (https://github.com/devture/matrix-synapse-shared-secret-auth).
+matrix_mautrix_facebook_login_shared_secret: ''
+
+matrix_mautrix_facebook_bridge_login_shared_secret_map: "{{ {matrix_mautrix_facebook_homeserver_domain: matrix_mautrix_facebook_login_shared_secret} if matrix_mautrix_facebook_login_shared_secret else {} }}"
+
+matrix_mautrix_facebook_appservice_bot_username: facebookbot
+
+matrix_mautrix_facebook_bridge_presence: true
+
+# Default configuration template which covers the generic use case.
+# You can customize it by controlling the various variables inside it.
+#
+# For a more advanced customization, you can extend the default (see `matrix_mautrix_facebook_configuration_extension_yaml`)
+# or completely replace this variable with your own template.
+matrix_mautrix_facebook_configuration_yaml: "{{ lookup('template', 'templates/config.yaml.j2') }}"
+
+matrix_mautrix_facebook_configuration_extension_yaml: |
+  # Your custom YAML configuration goes here.
+  # This configuration extends the default starting configuration (`matrix_mautrix_facebook_configuration_yaml`).
+  #
+  # You can override individual variables from the default configuration, or introduce new ones.
+  #
+  # If you need something more special, you can take full control by
+  # completely redefining `matrix_mautrix_facebook_configuration_yaml`.
+
+matrix_mautrix_facebook_configuration_extension: "{{ matrix_mautrix_facebook_configuration_extension_yaml|from_yaml if matrix_mautrix_facebook_configuration_extension_yaml|from_yaml is mapping else {} }}"
+
+# Holds the final configuration (a combination of the default and its extension).
+# You most likely don't need to touch this variable. Instead, see `matrix_mautrix_facebook_configuration_yaml`.
+matrix_mautrix_facebook_configuration: "{{ matrix_mautrix_facebook_configuration_yaml|from_yaml|combine(matrix_mautrix_facebook_configuration_extension, recursive=True) }}"
+
+matrix_mautrix_facebook_registration_yaml: |
+  id: facebook
+  as_token: "{{ matrix_mautrix_facebook_appservice_token }}"
+  hs_token: "{{ matrix_mautrix_facebook_homeserver_token }}"
+  namespaces:
+    users:
+    - exclusive: true
+      regex: '^@facebook_.+:{{ matrix_mautrix_facebook_homeserver_domain|regex_escape }}$'
+    - exclusive: true
+      regex: '^@{{ matrix_mautrix_facebook_appservice_bot_username|regex_escape }}:{{ matrix_mautrix_facebook_homeserver_domain|regex_escape }}$'
+  url: {{ matrix_mautrix_facebook_appservice_address }}
+  # See https://github.com/tulir/mautrix-signal/issues/43
+  sender_localpart: _bot_{{ matrix_mautrix_facebook_appservice_bot_username }}
+  rate_limited: false
+  de.sorunome.msc2409.push_ephemeral: true
+
+matrix_mautrix_facebook_registration: "{{ matrix_mautrix_facebook_registration_yaml|from_yaml }}"

roles/matrix-bridge-mautrix-twitter/tasks/init.yml

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+- set_fact:
+    matrix_systemd_services_list: "{{ matrix_systemd_services_list + ['matrix-mautrix-facebook.service'] }}"
+  when: matrix_mautrix_facebook_enabled|bool
+
+# If the matrix-synapse role is not used, these variables may not exist.
+- set_fact:
+    matrix_synapse_container_extra_arguments: >
+      {{ matrix_synapse_container_extra_arguments|default([]) }}
+      +
+      ["--mount type=bind,src={{ matrix_mautrix_facebook_config_path }}/registration.yaml,dst=/matrix-mautrix-facebook-registration.yaml,ro"]
+
+    matrix_synapse_app_service_config_files: >
+      {{ matrix_synapse_app_service_config_files|default([]) }}
+      +
+      {{ ["/matrix-mautrix-facebook-registration.yaml"] }}
+  when: matrix_mautrix_facebook_enabled|bool
+
+# ansible lower than 2.8, does not support docker_image build parameters
+# for self buildig it is explicitly needed, so we rather fail here
+- name: Fail if running on Ansible lower than 2.8 and trying self building
+  fail:
+    msg: "To self build Mautrix Facebook image, you should usa ansible 2.8 or higher. E.g. pip contains such packages."
+  when: "ansible_version.major == 2 and ansible_version.minor < 8 and matrix_mautrix_facebook_container_image_self_build"

roles/matrix-bridge-mautrix-twitter/tasks/main.yml

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+- import_tasks: "{{ role_path }}/tasks/init.yml"
+  tags:
+    - always
+
+- import_tasks: "{{ role_path }}/tasks/validate_config.yml"
+  when: "run_setup|bool and matrix_mautrix_facebook_enabled|bool"
+  tags:
+    - setup-all
+    - setup-mautrix-facebook
+
+- import_tasks: "{{ role_path }}/tasks/setup_install.yml"
+  when: "run_setup|bool and matrix_mautrix_facebook_enabled|bool"
+  tags:
+    - setup-all
+    - setup-mautrix-facebook
+
+- import_tasks: "{{ role_path }}/tasks/setup_uninstall.yml"
+  when: "run_setup|bool and not matrix_mautrix_facebook_enabled|bool"
+  tags:
+    - setup-all
+    - setup-mautrix-facebook

roles/matrix-bridge-mautrix-twitter/tasks/setup_install.yml

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+---
+
+# If the matrix-synapse role is not used, `matrix_synapse_role_executed` won't exist.
+# We don't want to fail in such cases.
+- name: Fail if matrix-synapse role already executed
+  fail:
+    msg: >-
+      The matrix-bridge-mautrix-facebook role needs to execute before the matrix-synapse role.
+  when: "matrix_synapse_role_executed|default(False)"
+
+- set_fact:
+    matrix_mautrix_facebook_requires_restart: false
+
+- block:
+    - name: Check if an SQLite database already exists
+      stat:
+        path: "{{ matrix_mautrix_facebook_sqlite_database_path_local }}"
+      register: matrix_mautrix_facebook_sqlite_database_path_local_stat_result
+
+    - block:
+        - set_fact:
+            matrix_postgres_db_migration_request:
+              src: "{{ matrix_mautrix_facebook_sqlite_database_path_local }}"
+              dst: "{{ matrix_mautrix_facebook_database_connection_string }}"
+              caller: "{{ role_path|basename }}"
+              engine_variable_name: 'matrix_mautrix_facebook_database_engine'
+              engine_old: 'sqlite'
+              systemd_services_to_stop: ['matrix-mautrix-facebook.service']
+
+        - import_tasks: "{{ role_path }}/../matrix-postgres/tasks/util/migrate_db_to_postgres.yml"
+
+        - set_fact:
+            matrix_mautrix_facebook_requires_restart: true
+      when: "matrix_mautrix_facebook_sqlite_database_path_local_stat_result.stat.exists|bool"
+  when: "matrix_mautrix_facebook_database_engine == 'postgres'"
+
+- name: Ensure Mautrix Facebook image is pulled
+  docker_image:
+    name: "{{ matrix_mautrix_facebook_docker_image }}"
+    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
+    force_source: "{{ matrix_mautrix_facebook_docker_image_force_pull if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
+    force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_mautrix_facebook_docker_image_force_pull }}"
+  when: matrix_mautrix_facebook_enabled|bool and not matrix_mautrix_facebook_container_image_self_build
+
+- name: Ensure Mautrix Facebook paths exist
+  file:
+    path: "{{ item.path }}"
+    state: directory
+    mode: 0750
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+  with_items:
+    - { path: "{{ matrix_mautrix_facebook_base_path }}", when: true }
+    - { path: "{{ matrix_mautrix_facebook_config_path }}", when: true }
+    - { path: "{{ matrix_mautrix_facebook_data_path }}", when: true }
+    - { path: "{{ matrix_mautrix_facebook_docker_src_files_path }}", when: "{{ matrix_mautrix_facebook_container_image_self_build }}" }
+  when: item.when|bool
+
+- name: Ensure Mautrix Facebook repository is present on self-build
+  git:
+    repo: "{{ matrix_mautrix_facebook_container_image_self_build_repo }}"
+    dest: "{{ matrix_mautrix_facebook_docker_src_files_path }}"
+#    version: "{{ matrix_coturn_docker_image.split(':')[1] }}"
+    force: "yes"
+  register: matrix_mautrix_facebook_git_pull_results
+  when: "matrix_mautrix_facebook_enabled|bool and matrix_mautrix_facebook_container_image_self_build"
+
+- name: Ensure Mautrix Facebook Docker image is built
+  docker_image:
+    name: "{{ matrix_mautrix_facebook_docker_image }}"
+    source: build
+    force_source: "{{ matrix_mautrix_facebook_git_pull_results.changed }}"
+    build:
+      dockerfile: Dockerfile
+      path: "{{ matrix_mautrix_facebook_docker_src_files_path }}"
+      pull: yes
+  when: "matrix_mautrix_facebook_enabled|bool and matrix_mautrix_facebook_container_image_self_build|bool"
+
+- name: Check if an old database file already exists
+  stat:
+    path: "{{ matrix_mautrix_facebook_base_path }}/mautrix-facebook.db"
+  register: matrix_mautrix_facebook_stat_database
+
+- name: (Data relocation) Ensure matrix-mautrix-facebook.service is stopped
+  service:
+    name: matrix-mautrix-facebook
+    state: stopped
+    daemon_reload: yes
+  failed_when: false
+  when: "matrix_mautrix_facebook_stat_database.stat.exists"
+
+- name: (Data relocation) Move mautrix-facebook database file to ./data directory
+  command: "mv {{ matrix_mautrix_facebook_base_path }}/mautrix-facebook.db {{ matrix_mautrix_facebook_data_path }}/mautrix-facebook.db"
+  when: "matrix_mautrix_facebook_stat_database.stat.exists"
+
+- name: Ensure mautrix-facebook config.yaml installed
+  copy:
+    content: "{{ matrix_mautrix_facebook_configuration|to_nice_yaml }}"
+    dest: "{{ matrix_mautrix_facebook_config_path }}/config.yaml"
+    mode: 0644
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
+- name: Ensure mautrix-facebook registration.yaml installed
+  copy:
+    content: "{{ matrix_mautrix_facebook_registration|to_nice_yaml }}"
+    dest: "{{ matrix_mautrix_facebook_config_path }}/registration.yaml"
+    mode: 0644
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
+- name: Ensure matrix-mautrix-facebook.service installed
+  template:
+    src: "{{ role_path }}/templates/systemd/matrix-mautrix-facebook.service.j2"
+    dest: "{{ matrix_systemd_path }}/matrix-mautrix-facebook.service"
+    mode: 0644
+  register: matrix_mautrix_facebook_systemd_service_result
+
+- name: Ensure systemd reloaded after matrix-mautrix-facebook.service installation
+  service:
+    daemon_reload: yes
+  when: "matrix_mautrix_facebook_systemd_service_result.changed"
+
+- name: Ensure matrix-mautrix-facebook.service restarted, if necessary
+  service:
+    name: "matrix-mautrix-facebook.service"
+    state: restarted
+  when: "matrix_mautrix_facebook_requires_restart|bool"

roles/matrix-bridge-mautrix-twitter/tasks/setup_uninstall.yml

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+---
+
+- name: Check existence of matrix-mautrix-facebook service
+  stat:
+    path: "{{ matrix_systemd_path }}/matrix-mautrix-facebook.service"
+  register: matrix_mautrix_facebook_service_stat
+
+- name: Ensure matrix-mautrix-facebook is stopped
+  service:
+    name: matrix-mautrix-facebook
+    state: stopped
+    daemon_reload: yes
+  when: "matrix_mautrix_facebook_service_stat.stat.exists"
+
+- name: Ensure matrix-mautrix-facebook.service doesn't exist
+  file:
+    path: "{{ matrix_systemd_path }}/matrix-mautrix-facebook.service"
+    state: absent
+  when: "matrix_mautrix_facebook_service_stat.stat.exists"
+
+- name: Ensure systemd reloaded after matrix-mautrix-facebook.service removal
+  service:
+    daemon_reload: yes
+  when: "matrix_mautrix_facebook_service_stat.stat.exists"

roles/matrix-bridge-mautrix-twitter/tasks/validate_config.yml

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+---
+
+- name: Fail if required settings not defined
+  fail:
+    msg: >-
+      You need to define a required configuration setting (`{{ item }}`).
+  when: "vars[item] == ''"
+  with_items:
+    - "matrix_mautrix_facebook_appservice_token"
+    - "matrix_mautrix_facebook_homeserver_token"
+
+- block:
+    - name: Fail if on SQLite, unless on the last version supporting SQLite
+      fail:
+        msg: >-
+          You're trying to use the mautrix-facebook bridge with an SQLite database.
+          Going forward, this bridge only supports Postgres.
+          To learn more about this, see our changelog: https://github.com/spantaleev/matrix-docker-ansible-deploy/blob/master/CHANGELOG.md#breaking-change-the-mautrix-facebook-bridge-now-requires-a-postgres-database
+      when: "not matrix_mautrix_facebook_docker_image.endswith(':da1b4ec596e334325a1589e70829dea46e73064b')"
+
+    - name: Inject warning if still on SQLite
+      set_fact:
+        matrix_playbook_runtime_results: |
+          {{
+            matrix_playbook_runtime_results|default([])
+            +
+            [
+              "NOTE: Your mautrix-facebook bridge setup is still on SQLite. Your bridge is not getting any updates and will likely stop working at some point. To learn more about this, see our changelog: https://github.com/spantaleev/matrix-docker-ansible-deploy/blob/master/CHANGELOG.md#breaking-change-the-mautrix-facebook-bridge-now-requires-a-postgres-database"
+            ]
+          }}
+  when: "matrix_mautrix_facebook_database_engine == 'sqlite'"

roles/matrix-bridge-mautrix-twitter/templates/config.yaml.j2

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+#jinja2: lstrip_blocks: "True"
+# Homeserver details
+homeserver:
+    # The address that this appservice can use to connect to the homeserver.
+    address: {{ matrix_mautrix_facebook_homeserver_address }}
+    # The domain of the homeserver (for MXIDs, etc).
+    domain: {{ matrix_mautrix_facebook_homeserver_domain }}
+    # Whether or not to verify the SSL certificate of the homeserver.
+    # Only applies if address starts with https://
+    verify_ssl: true
+    # Whether or not the homeserver supports asmux-specific endpoints,
+    # such as /_matrix/client/unstable/net.maunium.asmux/dms for atomically
+    # updating m.direct.
+    asmux: false
+
+# Application service host/registration related details
+# Changing these values requires regeneration of the registration.
+appservice:
+    # The address that the homeserver can use to connect to this appservice.
+    address: {{ matrix_mautrix_facebook_appservice_address }}
+
+    # The hostname and port where this appservice should listen.
+    hostname: 0.0.0.0
+    port: 29319
+    # The maximum body size of appservice API requests (from the homeserver) in mebibytes
+    # Usually 1 is enough, but on high-traffic bridges you might need to increase this to avoid 413s
+    max_body_size: 1
+
+    # The full URI to the database. Only Postgres is currently supported.
+    database: {{ matrix_mautrix_facebook_appservice_database|to_json }}
+
+    # Public part of web server for out-of-Matrix interaction with the bridge.
+    public:
+        # Whether or not the public-facing endpoints should be enabled.
+        enabled: false
+        # The prefix to use in the public-facing endpoints.
+        prefix: /public
+        # The base URL where the public-facing endpoints are available. The prefix is not added
+        # implicitly.
+        external: https://example.com/public
+        # Shared secret for integration managers such as mautrix-manager.
+        # If set to "generate", a random string will be generated on the next startup.
+        # If null, integration manager access to the API will not be possible.
+        shared_secret: generate
+
+    # The unique ID of this appservice.
+    id: facebook
+    # Username of the appservice bot.
+    bot_username: {{ matrix_mautrix_facebook_appservice_bot_username|to_json }}
+    # Display name and avatar for bot. Set to "remove" to remove display name/avatar, leave empty
+    # to leave display name/avatar as-is.
+    bot_displayname: Facebook bridge bot
+    bot_avatar: mxc://maunium.net/ygtkteZsXnGJLJHRchUwYWak
+
+    # Authentication tokens for AS <-> HS communication.
+    as_token: "{{ matrix_mautrix_facebook_appservice_token }}"
+    hs_token: "{{ matrix_mautrix_facebook_homeserver_token }}"
+
+# Prometheus telemetry config. Requires prometheus-client to be installed.
+metrics:
+    enabled: false
+    listen_port: 8000
+
+# Bridge config
+bridge:
+    # Localpart template of MXIDs for Facebook users.
+    # {userid} is replaced with the user ID of the Facebook user.
+    username_template: "facebook_{userid}"
+    # Localpart template for per-user room grouping community IDs.
+    # The bridge will create these communities and add all of the specific user's portals to the community.
+    # {localpart} is the MXID localpart and {server} is the MXID server part of the user.
+    #
+    # `facebook_{localpart}={server}` is a good value.
+    community_template: null
+    # Displayname template for Facebook users.
+    # {displayname} is replaced with the display name of the Facebook user
+    #               as defined below in displayname_preference.
+    # Keys available for displayname_preference are also available here.
+    displayname_template: '{displayname} (FB)'
+    # Available keys:
+    # "name" (full name)
+    # "first_name"
+    # "last_name"
+    # "nickname"
+    # "own_nickname" (user-specific!)
+    displayname_preference:
+    - name
+    - first_name
+
+    # The prefix for commands. Only required in non-management rooms.
+    command_prefix: "!fb"
+
+    # Number of chats to sync (and create portals for) on startup/login.
+    # Set 0 to disable automatic syncing.
+    initial_chat_sync: 10
+    # Whether or not the Facebook users of logged in Matrix users should be
+    # invited to private chats when the user sends a message from another client.
+    invite_own_puppet_to_pm: false
+    # Whether or not to use /sync to get presence, read receipts and typing notifications
+    # when double puppeting is enabled
+    sync_with_custom_puppets: true
+    # Whether or not to update the m.direct account data event when double puppeting is enabled.
+    # Note that updating the m.direct event is not atomic (except with mautrix-asmux)
+    # and is therefore prone to race conditions.
+    sync_direct_chat_list: false
+    # Servers to always allow double puppeting from
+    double_puppet_server_map: {}
+    #    example.com: https://example.com
+    # Allow using double puppeting from any server with a valid client .well-known file.
+    double_puppet_allow_discovery: false
+    # Shared secrets for https://github.com/devture/matrix-synapse-shared-secret-auth
+    #
+    # If set, custom puppets will be enabled automatically for local users
+    # instead of users having to find an access token and run `login-matrix`
+    # manually.
+    # If using this for other servers than the bridge's server,
+    # you must also set the URL in the double_puppet_server_map.
+    login_shared_secret_map: {{ matrix_mautrix_facebook_bridge_login_shared_secret_map|to_json }}
+    presence: {{ matrix_mautrix_facebook_bridge_presence|to_json }}
+    # Whether or not to update avatars when syncing all contacts at startup.
+    update_avatar_initial_sync: true
+    # End-to-bridge encryption support options. These require matrix-nio to be installed with pip
+    # and login_shared_secret to be configured in order to get a device for the bridge bot.
+    #
+    # Additionally, https://github.com/matrix-org/synapse/pull/5758 is required if using a normal
+    # application service.
+    encryption:
+        # Allow encryption, work in group chat rooms with e2ee enabled
+        allow: false
+        # Default to encryption, force-enable encryption in all portals the bridge creates
+        # This will cause the bridge bot to be in private chats for the encryption to work properly.
+        default: false
+        # Options for automatic key sharing.
+        key_sharing:
+            # Enable key sharing? If enabled, key requests for rooms where users are in will be fulfilled.
+            # You must use a client that supports requesting keys from other users to use this feature.
+            allow: false
+            # Require the requesting device to have a valid cross-signing signature?
+            # This doesn't require that the bridge has verified the device, only that the user has verified it.
+            # Not yet implemented.
+            require_cross_signing: false
+            # Require devices to be verified by the bridge?
+            # Verification by the bridge is not yet implemented.
+            require_verification: true
+    # Whether or not the bridge should send a read receipt from the bridge bot when a message has
+    # been sent to Facebook.
+    delivery_receipts: false
+    # Whether to allow inviting arbitrary mxids to portal rooms
+    allow_invites: false
+    # Settings for backfilling messages from Facebook.
+    backfill:
+        # Whether or not the Facebook users of logged in Matrix users should be
+        # invited to private chats when backfilling history from Facebook. This is
+        # usually needed to prevent rate limits and to allow timestamp massaging.
+        invite_own_puppet: true
+        # Maximum number of messages to backfill initially.
+        # Set to 0 to disable backfilling when creating portal.
+        initial_limit: 0
+        # Maximum number of messages to backfill if messages were missed while
+        # the bridge was disconnected.
+        # Set to 0 to disable backfilling missed messages.
+        missed_limit: 1000
+        # If using double puppeting, should notifications be disabled
+        # while the initial backfill is in progress?
+        disable_notifications: false
+    periodic_reconnect:
+        # Interval in seconds in which to automatically reconnect all users.
+        # This can be used to automatically mitigate the bug where Facebook stops sending messages.
+        # Set to -1 to disable periodic reconnections entirely.
+        interval: -1
+        # What to do in periodic reconnects. Either "refresh" or "reconnect"
+        mode: refresh
+        # Should even disconnected users be reconnected?
+        always: false
+    # The number of seconds that a disconnection can last without triggering an automatic re-sync
+    # and missed message backfilling when reconnecting.
+    # Set to 0 to always re-sync, or -1 to never re-sync automatically.
+    resync_max_disconnected_time: 5
+    # Whether or not temporary disconnections should send notices to the notice room.
+    # If this is false, disconnections will never send messages and connections will only send
+    # messages if it was disconnected for more than resync_max_disconnected_time seconds.
+    temporary_disconnect_notices: true
+    # Whether or not the bridge should try to "refresh" the connection if a normal reconnection
+    # attempt fails.
+    refresh_on_reconnection_fail: false
+    # Set this to true to tell the bridge to re-send m.bridge events to all rooms on the next run.
+    # This field will automatically be changed back to false after it,
+    # except if the config file is not writable.
+    resend_bridge_info: false
+
+    # Permissions for using the bridge.
+    # Permitted values:
+    #       user - Use the bridge with puppeting.
+    #      admin - Use and administrate the bridge.
+    # Permitted keys:
+    #        * - All Matrix users
+    #   domain - All users on that homeserver
+    #     mxid - Specific user
+    permissions:
+      '{{ matrix_mautrix_facebook_homeserver_domain }}': user
+
+# Python logging configuration.
+#
+# See section 16.7.2 of the Python documentation for more info:
+# https://docs.python.org/3.6/library/logging.config.html#configuration-dictionary-schema
+logging:
+    version: 1
+    formatters:
+        colored:
+            (): mautrix_facebook.util.ColorFormatter
+            format: "[%(asctime)s] [%(levelname)s@%(name)s] %(message)s"
+        normal:
+            format: "[%(asctime)s] [%(levelname)s@%(name)s] %(message)s"
+    handlers:
+        console:
+            class: logging.StreamHandler
+            formatter: colored
+    loggers:
+        mau:
+            level: DEBUG
+        paho:
+            level: INFO
+        aiohttp:
+            level: INFO
+    root:
+        level: DEBUG
+        handlers: [console]

roles/matrix-bridge-mautrix-twitter/templates/systemd/matrix-mautrix-facebook.service.j2

@@ -0,0 +1,42 @@
+#jinja2: lstrip_blocks: "True"
+[Unit]
+Description=Matrix Mautrix Facebook bridge
+{% for service in matrix_mautrix_facebook_systemd_required_services_list %}
+Requires={{ service }}
+After={{ service }}
+{% endfor %}
+{% for service in matrix_mautrix_facebook_systemd_wanted_services_list %}
+Wants={{ service }}
+{% endfor %}
+DefaultDependencies=no
+
+[Service]
+Type=simple
+Environment="HOME={{ matrix_systemd_unit_home_path }}"
+ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-mautrix-facebook 2>/dev/null'
+ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-mautrix-facebook 2>/dev/null'
+
+# Intentional delay, so that the homeserver (we likely depend on) can manage to start.
+ExecStartPre={{ matrix_host_command_sleep }} 5
+
+ExecStart={{ matrix_host_command_docker }} run --rm --name matrix-mautrix-facebook \
+			--log-driver=none \
+			--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
+			--cap-drop=ALL \
+			--network={{ matrix_docker_network }} \
+			-v {{ matrix_mautrix_facebook_config_path }}:/config:z \
+			-v {{ matrix_mautrix_facebook_data_path }}:/data:z \
+			{% for arg in matrix_mautrix_facebook_container_extra_arguments %}
+			{{ arg }} \
+			{% endfor %}
+			{{ matrix_mautrix_facebook_docker_image }} \
+			python3 -m mautrix_facebook -c /config/config.yaml --no-update
+
+ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-mautrix-facebook 2>/dev/null'
+ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-mautrix-facebook 2>/dev/null'
+Restart=always
+RestartSec=30
+SyslogIdentifier=matrix-mautrix-facebook
+
+[Install]
+WantedBy=multi-user.target