Add self-building support to Beeper LinkedIn bridge

Fixes spantaleev#1480

Related to spantaleev#1242

docs/self-building.md

@@ -24,6 +24,7 @@ List of roles where self-building the Docker image is currently possible:
 - `matrix-bridge-appservice-irc`
 - `matrix-bridge-appservice-slack`
 - `matrix-bridge-appservice-webhooks`
+- `matrix-bridge-beeper-linkedin`
 - `matrix-bridge-mautrix-facebook`
 - `matrix-bridge-mautrix-hangouts`
 - `matrix-bridge-mautrix-googlechat`

group_vars/matrix_servers

@@ -229,6 +229,8 @@ matrix_appservice_irc_database_password: "{{ '%s' | format(matrix_synapse_macaro
 # We don't enable bridges by default.
 matrix_beeper_linkedin_enabled: false
 
+matrix_beeper_linkedin_container_image_self_build: "{{ matrix_architecture not in ['amd64'] }}"
+
 matrix_beeper_linkedin_systemd_required_services_list: |
   {{
     ['docker.service']

roles/matrix-bridge-beeper-linkedin/defaults/main.yml

@@ -4,13 +4,21 @@
 matrix_beeper_linkedin_enabled: true
 
 matrix_beeper_linkedin_version: v0.5.1
+
 # See: https://gitlab.com/beeper/linkedin/container_registry
-matrix_beeper_linkedin_docker_image: "registry.gitlab.com/beeper/linkedin:{{ matrix_beeper_linkedin_version }}-amd64"
-matrix_beeper_linkedin_docker_image_force_pull: "{{ matrix_beeper_linkedin_docker_image.endswith(':latest-amd64') }}"
+matrix_beeper_linkedin_docker_image: "{{ matrix_beeper_linkedin_docker_image_name_prefix }}beeper/linkedin:{{ matrix_beeper_linkedin_docker_image_tag }}"
+matrix_beeper_linkedin_docker_image_force_pull: "{{ matrix_beeper_linkedin_docker_image_tag.startswith('latest') }}"
+matrix_beeper_linkedin_docker_image_name_prefix: "{{ 'localhost/' if matrix_beeper_linkedin_container_image_self_build else 'registry.gitlab.com/' }}"
+matrix_beeper_linkedin_docker_image_tag: "{{ 'latest' if matrix_beeper_linkedin_version == 'master' else matrix_beeper_linkedin_version }}-{{ matrix_architecture }}"
+
+matrix_beeper_linkedin_container_image_self_build: false
+matrix_beeper_linkedin_container_image_self_build_repo: "https://gitlab.com/beeper/linkedin"
+matrix_beeper_linkedin_container_image_self_build_branch: "{{ matrix_beeper_linkedin_version }}"
 
 matrix_beeper_linkedin_base_path: "{{ matrix_base_data_path }}/beeper-linkedin"
 matrix_beeper_linkedin_config_path: "{{ matrix_beeper_linkedin_base_path }}/config"
 matrix_beeper_linkedin_data_path: "{{ matrix_beeper_linkedin_base_path }}/data"
+matrix_beeper_linkedin_docker_src_files_path: "{{ matrix_beeper_linkedin_base_path }}/docker-src"
 
 matrix_beeper_linkedin_homeserver_address: "{{ matrix_homeserver_container_url }}"
 matrix_beeper_linkedin_homeserver_domain: "{{ matrix_domain }}"

roles/matrix-bridge-beeper-linkedin/tasks/setup_install.yml

@@ -7,25 +7,63 @@
     msg: >-
       The matrix-bridge-beeper-linkedin role needs to execute before the matrix-synapse role.
   when: "matrix_synapse_role_executed|default(False)"
+- name: Ensure Beeper LinkedIn paths exists
+  file:
+    path: "{{ item.path }}"
+    state: directory
+    mode: 0750
+    owner: "{{ matrix_user_username }}"
+    group: "{{ matrix_user_groupname }}"
+  with_items:
+    - { path: "{{ matrix_beeper_linkedin_base_path }}", when: true }
+    - { path: "{{ matrix_beeper_linkedin_config_path }}", when: true }
+    - { path: "{{ matrix_beeper_linkedin_data_path }}", when: true }
+    - { path: "{{ matrix_beeper_linkedin_docker_src_files_path }}", when: "{{ matrix_beeper_linkedin_container_image_self_build }}" }
+  when: "item.when|bool"
+
 
 - name: Ensure Beeper LinkedIn image is pulled
   docker_image:
     name: "{{ matrix_beeper_linkedin_docker_image }}"
     source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
     force_source: "{{ matrix_beeper_linkedin_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_beeper_linkedin_docker_image_force_pull }}"
+  when: "not matrix_beeper_linkedin_container_image_self_build|bool"
 
-- name: Ensure Beeper LinkedIn paths exists
-  file:
-    path: "{{ item }}"
-    state: directory
-    mode: 0750
-    owner: "{{ matrix_user_username }}"
-    group: "{{ matrix_user_groupname }}"
-  with_items:
-    - "{{ matrix_beeper_linkedin_base_path }}"
-    - "{{ matrix_beeper_linkedin_config_path }}"
-    - "{{ matrix_beeper_linkedin_data_path }}"
+- block:
+  - name: Ensure Beeper LinkedIn repository is present on self-build
+    git:
+      repo: "{{ matrix_beeper_linkedin_container_image_self_build_repo }}"
+      dest: "{{ matrix_beeper_linkedin_docker_src_files_path }}"
+      version: "{{ matrix_beeper_linkedin_container_image_self_build_branch }}"
+      force: "yes"
+    register: matrix_beeper_linkedin_git_pull_results
+
+  # Building the container image (using the default Dockerfile) requires that a docker-requirements.txt file be generated.
+  # See: https://gitlab.com/beeper/linkedin/-/blob/94442db17ccb9769b377cdb8e4bf1cb3955781d7/.gitlab-ci.yml#L30-40
+  - name: Ensure docker-requirements.txt is generated before building Beeper LinkedIn Docker Image
+    command: |
+      {{ matrix_host_command_docker }} run \
+      --rm \
+      --entrypoint=/bin/sh \
+      --mount type=bind,src={{ matrix_beeper_linkedin_docker_src_files_path }},dst=/work \
+      -w /work \
+      docker.io/python:3.9.6-buster \
+      -c "pip install poetry && poetry export --without-hashes -E e2be -E images -E metrics | sed 's/==.*//g' > docker-requirements.txt"
+
+  - name: Ensure Beeper LinkedIn Docker image is built
+    docker_image:
+      name: "{{ matrix_beeper_linkedin_docker_image }}"
+      source: build
+      force_source: "{{ matrix_beeper_linkedin_git_pull_results.changed 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_beeper_linkedin_git_pull_results.changed }}"
+      build:
+        dockerfile: Dockerfile
+        path: "{{ matrix_beeper_linkedin_docker_src_files_path }}"
+        pull: yes
+        args:
+          TARGETARCH: "{{ matrix_architecture }}"
+  when: "matrix_beeper_linkedin_container_image_self_build|bool"
 
 - name: Ensure beeper-linkedin config.yaml installed
   copy: