Merge pull request #2002 from cvwright/conduit

Initial support for Conduit

group_vars/matrix_servers

@@ -22,16 +22,18 @@ matrix_identity_server_url: "{{ ('https://' + matrix_server_fqn_matrix) if matri
 matrix_homeserver_container_url: |-
   {{
     'http://matrix-nginx-proxy:12080' if matrix_nginx_proxy_enabled else {
-      'synapse': ('http://matrix-synapse:'+ matrix_synapse_container_client_api_port | string),
+      'synapse': ('http://matrix-synapse:'+ matrix_synapse_container_client_api_port|string),
-      'dendrite': ('http://matrix-dendrite:' + matrix_dendrite_http_bind_port | string),
+      'dendrite': ('http://matrix-dendrite:' + matrix_dendrite_http_bind_port|string),
+      'conduit': ('http://matrix-conduit:' + matrix_conduit_port_number|string),
     }[matrix_homeserver_implementation]
   }}
 
 matrix_homeserver_container_federation_url: |-
   {{
     'http://matrix-nginx-proxy:12088' if matrix_nginx_proxy_enabled else {
-      'synapse': ('http://matrix-synapse:'+ matrix_synapse_container_federation_api_plain_port | string),
+      'synapse': ('http://matrix-synapse:'+ matrix_synapse_container_federation_api_plain_port|string),
-      'dendrite': ('http://matrix-dendrite:' + matrix_dendrite_http_bind_port | string),
+      'dendrite': ('http://matrix-dendrite:' + matrix_dendrite_http_bind_port|string),
+      'conduit': ('http://matrix-conduit:' + matrix_conduit_port_number|string),
     }[matrix_homeserver_implementation]
   }}
 
@@ -1614,6 +1616,7 @@ matrix_nginx_proxy_proxy_matrix_client_api_client_max_body_size_mb: |-
     {
       'synapse': matrix_synapse_max_upload_size_mb,
       'dendrite': (matrix_dendrite_max_file_size_bytes / 1024 / 1024) | round,
+      'conduit': (matrix_conduit_max_request_size / 1024 / 1024) | round,
     }[matrix_homeserver_implementation]|int
   }}
 
@@ -1648,6 +1651,7 @@ matrix_nginx_proxy_proxy_matrix_federation_api_enabled: |-
     {
       'synapse': (matrix_synapse_federation_port_enabled and not matrix_synapse_tls_federation_listener_enabled),
       'dendrite': matrix_dendrite_federation_enabled,
+      'conduit': matrix_conduit_allow_federation,
     }[matrix_homeserver_implementation]|bool
   }}
 
@@ -1666,6 +1670,12 @@ matrix_nginx_proxy_proxy_dendrite_client_api_addr_sans_container: "127.0.0.1:{{
 matrix_nginx_proxy_proxy_dendrite_federation_api_addr_with_container: "matrix-dendrite:{{ matrix_dendrite_http_bind_port | string }}"
 matrix_nginx_proxy_proxy_dendrite_federation_api_addr_sans_container: "127.0.0.1:{{ matrix_dendrite_http_bind_port | string }}"
 
+matrix_nginx_proxy_proxy_conduit_enabled: "{{ matrix_conduit_enabled }}"
+matrix_nginx_proxy_proxy_conduit_client_api_addr_with_container: "matrix-conduit:{{ matrix_conduit_port_number|string }}"
+matrix_nginx_proxy_proxy_conduit_client_api_addr_sans_container: "127.0.0.1:{{ matrix_conduit_port_number|string }}"
+matrix_nginx_proxy_proxy_conduit_federation_api_addr_with_container: "matrix-conduit:{{ matrix_conduit_port_number|string }}"
+matrix_nginx_proxy_proxy_conduit_federation_api_addr_sans_container: "127.0.0.1:{{ matrix_conduit_port_number|string }}"
+
 # When matrix-nginx-proxy is disabled, the actual port number that the vhost uses may begin to matter.
 matrix_nginx_proxy_proxy_matrix_federation_port: "{{ matrix_federation_public_port }}"
 
@@ -2434,6 +2444,7 @@ matrix_registration_shared_secret: |-
     {
       'synapse': matrix_synapse_registration_shared_secret,
       'dendrite': matrix_dendrite_registration_shared_secret,
+      'conduit': '',
     }[matrix_homeserver_implementation]
   }}
 
@@ -2554,3 +2565,23 @@ matrix_dendrite_systemd_wanted_services_list: |
 # /matrix-dendrite
 #
 ######################################################################
+
+######################################################################
+#
+# matrix-conduit
+#
+######################################################################
+
+matrix_conduit_enabled: "{{ matrix_homeserver_implementation == 'conduit' }}"
+
+matrix_conduit_systemd_required_services_list: |
+  {{
+    (['docker.service'])
+  }}
+
+
+######################################################################
+#
+# /matrix-conduit
+#
+######################################################################

roles/matrix-base/defaults/main.yml

@@ -28,7 +28,7 @@ matrix_homeserver_admin_contacts: []
 matrix_homeserver_support_url: ''
 
 # This will contain the homeserver implementation that is in use.
-# Valid values: synapse, dendrite
+# Valid values: synapse, dendrite, conduit
 #
 # By default, we use Synapse, because it's the only full-featured Matrix server at the moment.
 #

roles/matrix-base/tasks/sanity_check.yml

@@ -3,7 +3,7 @@
 - name: Fail if invalid homeserver implementation
   ansible.builtin.fail:
     msg: "You need to set a valid homeserver implementation in `matrix_homeserver_implementation`"
-  when: "matrix_homeserver_implementation not in ['synapse', 'dendrite']"
+  when: "matrix_homeserver_implementation not in ['synapse', 'dendrite', 'conduit']"
 
 # We generally support Ansible 2.7.1 and above.
 - name: Fail if running on Ansible < 2.7.1

roles/matrix-conduit/defaults/main.yml

@@ -0,0 +1,51 @@
+---
+# Conduit is a simple, fast and reliable chat server powered by Matrix
+# See: https://conduit.rs
+
+matrix_conduit_enabled: true
+
+matrix_conduit_docker_image: "{{ matrix_conduit_docker_image_name_prefix }}matrixconduit/matrix-conduit:{{ matrix_conduit_docker_image_tag }}"
+matrix_conduit_docker_image_name_prefix: "docker.io/"
+matrix_conduit_docker_image_tag: "v0.4.0"
+matrix_conduit_docker_image_force_pull: "{{ matrix_conduit_docker_image.endswith(':latest') }}"
+
+matrix_conduit_base_path: "{{ matrix_base_data_path }}/conduit"
+matrix_conduit_config_path: "{{ matrix_conduit_base_path }}/config"
+matrix_conduit_data_path: "{{ matrix_conduit_base_path }}/data"
+
+matrix_conduit_port_number: 6167
+
+matrix_conduit_tmp_directory_size_mb: 500
+
+# List of systemd services that matrix-conduit.service depends on
+matrix_conduit_systemd_required_services_list: ["docker.service"]
+
+# List of systemd services that matrix-conduit.service wants
+matrix_conduit_systemd_wanted_services_list: []
+
+# Extra arguments for the Docker container
+matrix_conduit_container_extra_arguments: []
+
+# Specifies which template files to use when configuring Conduit.
+# If you'd like to have your own different configuration, feel free to copy and paste
+# the original files into your inventory (e.g. in `inventory/host_vars/<host>/`)
+# and then change the specific host's `vars.yaml` file like this:
+# matrix_conduit_template_conduit_config: "{{ playbook_dir }}/inventory/host_vars/<host>/conduit.yaml.j2"
+matrix_conduit_template_conduit_config: "{{ role_path }}/templates/conduit/conduit.toml.j2"
+
+# Max size for uploads, in bytes
+matrix_conduit_max_request_size: 20_000_000
+
+# Enables registration. If set to false, no users can register on this server.
+matrix_conduit_allow_registration: true
+
+matrix_conduit_allow_federation: true
+
+# Enable the display name lightning bolt on registration.
+matrix_conduit_enable_lightning_bolt: true
+
+matrix_conduit_trusted_servers:
+ - "matrix.org"
+
+# How many requests Conduit sends to other servers at the same time
+matrix_conduit_max_concurrent_requests: 100

roles/matrix-conduit/tasks/conduit/setup.yml

@@ -0,0 +1,7 @@
+---
+
+- import_tasks: "{{ role_path }}/tasks/conduit/setup_install.yml"
+  when: "matrix_conduit_enabled | bool"
+
+- import_tasks: "{{ role_path }}/tasks/conduit/setup_uninstall.yml"
+  when: "not matrix_conduit_enabled | bool"

roles/matrix-conduit/tasks/conduit/setup_install.yml

@@ -0,0 +1,47 @@
+---
+- name: Ensure Conduit Docker image is pulled
+  docker_image:
+    name: "{{ matrix_conduit_docker_image }}"
+    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
+    force_source: "{{ matrix_conduit_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_conduit_docker_image_force_pull }}"
+  register: result
+  retries: "{{ matrix_container_retries_count }}"
+  delay: "{{ matrix_container_retries_delay }}"
+  until: result is not failed
+
+- name: Ensure Conduit config path exists
+  ansible.builtin.file:
+    path: "{{ matrix_conduit_config_path }}"
+    state: directory
+    mode: 0750
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
+- name: Ensure Conduit data path exists
+  ansible.builtin.file:
+    path: "{{ matrix_conduit_data_path }}"
+    state: directory
+    mode: 0770
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
+- name: Ensure Conduit configuration installed
+  ansible.builtin.template:
+    src: "{{ role_path }}/templates/conduit/conduit.toml.j2"
+    dest: "{{ matrix_conduit_config_path }}/conduit.toml"
+    mode: 0644
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+
+- name: Ensure matrix-conduit.service installed
+  ansible.builtin.template:
+    src: "{{ role_path }}/templates/conduit/systemd/matrix-conduit.service.j2"
+    dest: "{{ matrix_systemd_path }}/matrix-conduit.service"
+    mode: 0644
+  register: matrix_conduit_systemd_service_result
+
+- name: Ensure systemd reloaded after matrix-conduit.service installation
+  ansible.builtin.systemd:
+    daemon_reload: true
+  when: "matrix_conduit_systemd_service_result.changed | bool"

roles/matrix-conduit/tasks/conduit/setup_uninstall.yml

@@ -0,0 +1,30 @@
+---
+
+- name: Check existence of matrix-conduit service
+  ansible.builtin.stat:
+    path: "{{ matrix_systemd_path }}/matrix-conduit.service"
+  register: matrix_conduit_service_stat
+
+- name: Ensure matrix-conduit is stopped
+  ansible.builtin.systemd:
+    name: matrix-conduit
+    state: stopped
+    daemon_reload: true
+  register: stopping_result
+  when: "matrix_conduit_service_stat.stat.exists"
+
+- name: Ensure matrix-conduit.service doesn't exist
+  ansible.builtin.file:
+    path: "{{ matrix_systemd_path }}/matrix-conduit.service"
+    state: absent
+  when: "matrix_conduit_service_stat.stat.exists"
+
+- name: Ensure systemd reloaded after matrix-conduit.service removal
+  ansible.builtin.systemd:
+    daemon_reload: true
+  when: "matrix_conduit_service_stat.stat.exists"
+
+- name: Ensure Conduit Docker image doesn't exist
+  docker_image:
+    name: "{{ matrix_conduit_docker_image }}"
+    state: absent

roles/matrix-conduit/tasks/init.yml

@@ -0,0 +1,5 @@
+---
+
+- ansible.builtin.set_fact:
+    matrix_systemd_services_list: "{{ matrix_systemd_services_list + ['matrix-conduit.service'] }}"
+  when: matrix_conduit_enabled | bool

roles/matrix-conduit/tasks/main.yml

@@ -0,0 +1,17 @@
+---
+
+- import_tasks: "{{ role_path }}/tasks/init.yml"
+  tags:
+    - always
+
+- import_tasks: "{{ role_path }}/tasks/conduit/setup.yml"
+  when: run_setup | bool
+  tags:
+    - setup-all
+    - setup-conduit
+
+- name: Mark matrix-conduit role as executed
+  ansible.builtin.set_fact:
+    matrix_conduit_role_executed: true
+  tags:
+    - always

roles/matrix-conduit/templates/conduit/conduit.toml.j2

@@ -0,0 +1,52 @@
+# =============================================================================
+#  This is the official example config for Conduit.
+#  If you use it for your server, you will need to adjust it to your own needs.
+#  At the very least, change the server_name field!
+# =============================================================================
+
+
+[global]
+# The server_name is the pretty name of this server. It is used as a suffix for user
+# and room ids. Examples: matrix.org, conduit.rs
+
+# The Conduit server needs all /_matrix/ requests to be reachable at
+# https://your.server.name/ on port 443 (client-server) and 8448 (federation).
+
+# If that's not possible for you, you can create /.well-known files to redirect
+# requests. See
+# https://matrix.org/docs/spec/client_server/latest#get-well-known-matrix-client
+# and
+# https://matrix.org/docs/spec/server_server/r0.1.4#get-well-known-matrix-server
+# for more information
+
+server_name = "{{ matrix_domain }}"
+
+# This is the only directory where Conduit will save its data
+database_path = "/var/lib/matrix-conduit/"
+database_backend = "rocksdb"
+
+# The port Conduit will be running on. You need to set up a reverse proxy in
+# your web server (e.g. apache or nginx), so all requests to /_matrix on port
+# 443 and 8448 will be forwarded to the Conduit instance running on this port
+# Docker users: Don't change this, you'll need to map an external port to this.
+port = {{ matrix_conduit_port_number }}
+
+# Max size for uploads
+max_request_size = {{ matrix_conduit_max_request_size }}
+
+# Enables registration. If set to false, no users can register on this server.
+allow_registration = {{ matrix_conduit_allow_registration | to_json }}
+
+allow_federation = {{ matrix_conduit_allow_federation | to_json }}
+
+# Enable the display name lightning bolt on registration.
+enable_lightning_bolt = {{ matrix_conduit_enable_lightning_bolt | to_json }}
+
+trusted_servers = {{ matrix_conduit_trusted_servers | to_json }}
+
+max_concurrent_requests = {{ matrix_conduit_max_concurrent_requests }}
+
+log = "info,state_res=warn,rocket=off,_=off,sled=off"
+
+address = "0.0.0.0"
+

roles/matrix-conduit/templates/conduit/systemd/matrix-conduit.service.j2

@@ -0,0 +1,38 @@
+#jinja2: lstrip_blocks: "True"
+[Unit]
+Description=Conduit Matrix homeserver
+{% for service in matrix_conduit_systemd_required_services_list %}
+Requires={{ service }}
+After={{ service }}
+{% endfor %}
+
+[Service]
+Type=simple
+Environment="HOME={{ matrix_systemd_unit_home_path }}"
+ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-conduit 2>/dev/null || true'
+ExecStartPre=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-conduit 2>/dev/null || true'
+
+ExecStart={{ matrix_host_command_docker }} run --rm --name matrix-conduit \
+			--log-driver=none \
+			--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
+			--cap-drop=ALL \
+			--read-only \
+			--tmpfs=/tmp:rw,noexec,nosuid,size={{ matrix_conduit_tmp_directory_size_mb }}m \
+			--network={{ matrix_docker_network }} \
+			--env CONDUIT_CONFIG=/etc/matrix-conduit/conduit.toml \
+			--mount type=bind,src={{ matrix_conduit_data_path }},dst=/var/lib/matrix-conduit \
+			--mount type=bind,src={{ matrix_conduit_config_path }},dst=/etc/matrix-conduit,ro \
+			{% for arg in matrix_conduit_container_extra_arguments %}
+			{{ arg }} \
+			{% endfor %}
+			{{ matrix_conduit_docker_image }}
+
+ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} kill matrix-conduit 2>/dev/null || true'
+ExecStop=-{{ matrix_host_command_sh }} -c '{{ matrix_host_command_docker }} rm matrix-conduit 2>/dev/null || true'
+ExecReload={{ matrix_host_command_docker }} exec matrix-conduit /bin/sh -c 'kill -HUP 1'
+Restart=always
+RestartSec=30
+SyslogIdentifier=matrix-conduit
+
+[Install]
+WantedBy=multi-user.target

roles/matrix-conduit/vars/main.yml

@@ -0,0 +1,6 @@
+---
+matrix_conduit_client_api_url_endpoint_public: "https://{{ matrix_server_fqn_matrix }}/_matrix/client/versions"
+matrix_conduit_federation_api_url_endpoint_public: "https://{{ matrix_server_fqn_matrix }}:{{ matrix_federation_public_port }}/_matrix/federation/v1/version"
+
+# Tells whether this role had executed or not. Toggled to `true` during runtime.
+matrix_conduit_role_executed: false

roles/matrix-nginx-proxy/defaults/main.yml

@@ -148,6 +148,21 @@ matrix_nginx_proxy_proxy_dendrite_client_api_addr_sans_container: ""
 # A list of strings containing additional configuration blocks to add to the Dendrite's server configuration (matrix-dendrite.conf).
 matrix_nginx_proxy_proxy_dendrite_additional_server_configuration_blocks: []
 
+# Controls whether proxying for Conduit should be done.
+matrix_nginx_proxy_proxy_conduit_enabled: false
+matrix_nginx_proxy_proxy_conduit_hostname: "matrix-nginx-proxy"
+matrix_nginx_proxy_proxy_conduit_federation_api_enabled: "{{ matrix_nginx_proxy_proxy_matrix_federation_api_enabled }}"
+# Controls whether the Client API server (usually at matrix.DOMAIN:443) should explicitly reject `/_matrix/federation` endpoints.
+matrix_nginx_proxy_proxy_conduit_block_federation_api_on_client_port: true
+# The addresses where the Matrix Client API is, when using Conduit.
+matrix_nginx_proxy_proxy_conduit_client_api_addr_with_container: ""
+matrix_nginx_proxy_proxy_conduit_client_api_addr_sans_container: ""
+# The addresses where the Federation API is, when using Conduit.
+matrix_nginx_proxy_proxy_conduit_federation_api_addr_with_container: ""
+matrix_nginx_proxy_proxy_conduit_federation_api_addr_sans_container: ""
+# A list of strings containing additional configuration blocks to add to the Conduit's server configuration (matrix-conduit.conf).
+matrix_nginx_proxy_proxy_conduit_additional_server_configuration_blocks: []
+
 # Controls whether proxying the Element domain should be done.
 matrix_nginx_proxy_proxy_element_enabled: false
 matrix_nginx_proxy_proxy_element_hostname: "{{ matrix_server_fqn_element }}"

roles/matrix-nginx-proxy/tasks/setup_nginx_proxy.yml

@@ -68,6 +68,19 @@
     state: absent
   when: "not matrix_nginx_proxy_proxy_dendrite_enabled | bool"
 
+- name: Ensure Matrix nginx-proxy configuration for matrix-conduit exists
+  ansible.builtin.template:
+    src: "{{ role_path }}/templates/nginx/conf.d/matrix-conduit.conf.j2"
+    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-conduit.conf"
+    mode: 0644
+  when: matrix_nginx_proxy_proxy_conduit_enabled | bool
+
+- name: Ensure Matrix nginx-proxy configuration for matrix-conduit deleted
+  ansible.builtin.file:
+    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-conduit.conf"
+    state: absent
+  when: "not matrix_nginx_proxy_proxy_conduit_enabled | bool"
+
 - name: Ensure Matrix nginx-proxy configuration for Element domain exists
   ansible.builtin.template:
     src: "{{ role_path }}/templates/nginx/conf.d/matrix-client-element.conf.j2"

roles/matrix-nginx-proxy/templates/nginx/conf.d/matrix-conduit.conf.j2

@@ -0,0 +1,77 @@
+#jinja2: lstrip_blocks: "True"
+
+server {
+	listen 12080;
+	server_name {{ matrix_nginx_proxy_proxy_conduit_hostname }};
+
+	server_tokens off;
+	root /dev/null;
+
+	gzip on;
+	gzip_types text/plain application/json;
+
+	{% for configuration_block in matrix_nginx_proxy_proxy_conduit_additional_server_configuration_blocks %}
+		{{- configuration_block }}
+	{% endfor %}
+
+	{% if matrix_nginx_proxy_proxy_conduit_block_federation_api_on_client_port %}
+	location /_matrix/federation {
+		{% if matrix_nginx_proxy_proxy_conduit_federation_api_enabled %}
+			return 404 'The Federation API is served at https://{{ matrix_server_fqn_matrix }}:{{ matrix_federation_public_port }}';
+		{% else %}
+			return 404 'This Matrix server is running with federation disabled';
+		{% endif %}
+	}
+	{% endif %}
+
+	{# Everything else just goes to the API server ##}
+	location / {
+		{% if matrix_nginx_proxy_enabled %}
+			{# Use the embedded DNS resolver in Docker containers to discover the service #}
+			resolver 127.0.0.11 valid=5s;
+			set $backend "{{ matrix_nginx_proxy_proxy_conduit_client_api_addr_with_container }}";
+			proxy_pass http://$backend;
+		{% else %}
+			{# Generic configuration for use outside of our container setup #}
+			proxy_pass http://{{ matrix_nginx_proxy_proxy_conduit_client_api_addr_sans_container }};
+		{% endif %}
+
+		proxy_set_header Host $host;
+
+		client_body_buffer_size 25M;
+		client_max_body_size {{ matrix_nginx_proxy_proxy_matrix_client_api_client_max_body_size_mb }}M;
+		proxy_max_temp_file_size 0;
+	}
+}
+
+{% if matrix_nginx_proxy_proxy_conduit_federation_api_enabled %}
+server {
+	listen 12088;
+
+	server_name {{ matrix_nginx_proxy_proxy_conduit_hostname }};
+	server_tokens off;
+
+	root /dev/null;
+
+	gzip on;
+	gzip_types text/plain application/json;
+
+	location / {
+		{% if matrix_nginx_proxy_enabled %}
+			{# Use the embedded DNS resolver in Docker containers to discover the service #}
+			resolver 127.0.0.11 valid=5s;
+			set $backend "{{ matrix_nginx_proxy_proxy_conduit_federation_api_addr_with_container }}";
+			proxy_pass http://$backend;
+		{% else %}
+			{# Generic configuration for use outside of our container setup #}
+			proxy_pass http://{{ matrix_nginx_proxy_proxy_conduit_federation_api_addr_sans_container }};
+		{% endif %}
+
+		proxy_set_header Host $host;
+
+		client_body_buffer_size 25M;
+		client_max_body_size {{ matrix_nginx_proxy_proxy_matrix_federation_api_client_max_body_size_mb }}M;
+		proxy_max_temp_file_size 0;
+	}
+}
+{% endif %}

setup.yml

@@ -47,6 +47,7 @@
     - matrix-bot-mjolnir
     - matrix-synapse
     - matrix-dendrite
+    - matrix-conduit
     - matrix-synapse-admin
     - matrix-prometheus-node-exporter
     - matrix-prometheus-postgres-exporter