multica deployment

ansible/roles/multica_docker/tasks/multica.yml

@@ -0,0 +1,88 @@
+---
+- name: Create Multica install directory
+  ansible.builtin.file:
+    path: "{{ multica_install_dir }}"
+    state: directory
+    mode: "0755"
+
+- name: Clone / update Multica repository
+  ansible.builtin.git:
+    repo: "{{ multica_repo_url }}"
+    dest: "{{ multica_install_dir }}"
+    version: "{{ multica_version }}"
+    update: "{{ multica_git_update }}"
+    force: false
+  register: _multica_git
+
+# Optional: dump Postgres before touching a stack that is already running
+- name: Back up Postgres before changes
+  when:
+    - multica_backup_enabled | bool
+    - _multica_compose_stat.stat.exists
+    - (_multica_ps.stdout | default('') | length) > 0
+  block:
+    - name: Create backup directory
+      ansible.builtin.file:
+        path: "{{ multica_backup_dir }}"
+        state: directory
+        mode: "0700"
+
+    - name: Gather date facts
+      ansible.builtin.setup:
+        gather_subset: [date_time]
+
+    - name: Dump database (redirect to file first so pg_dump's exit status counts)
+      ansible.builtin.shell: >-
+        docker compose -p {{ multica_compose_project }} -f {{ _multica_compose_file }}
+        exec -T postgres pg_dump -U {{ multica_postgres_user }} {{ multica_postgres_db }}
+        > {{ multica_backup_dir }}/multica-{{ ansible_date_time.iso8601_basic_short }}.sql
+        && gzip {{ multica_backup_dir }}/multica-{{ ansible_date_time.iso8601_basic_short }}.sql
+      args:
+        chdir: "{{ multica_install_dir }}"
+      changed_when: true
+
+# `make selfhost` only creates .env when missing; we do the same, then manage specific keys.
+- name: Create .env from .env.example (first run only)
+  ansible.builtin.copy:
+    src: "{{ multica_install_dir }}/.env.example"
+    dest: "{{ multica_install_dir }}/.env"
+    remote_src: true
+    force: false
+    mode: "0600"
+
+- name: Set managed keys in .env
+  ansible.builtin.lineinfile:
+    path: "{{ multica_install_dir }}/.env"
+    regexp: "^{{ item.key }}="
+    line: "{{ item.key }}={{ item.value }}"
+    mode: "0600"
+  loop: "{{ _multica_env | dict2items }}"
+  loop_control:
+    label: "{{ item.key }}"
+  no_log: "{{ multica_no_log }}"
+
+# Compose re-reads .env and recreates containers whose config changed (equivalent of `up -d`).
+- name: Start / update Multica stack
+  community.docker.docker_compose_v2:
+    project_name: "{{ multica_compose_project }}"
+    project_src: "{{ multica_install_dir }}"
+    files:
+      - "{{ _multica_compose_file }}"
+    state: present
+    pull: "{{ 'always' if multica_pull_latest | bool else 'missing' }}"
+    recreate: auto
+  register: _multica_up
+
+- name: Wait for backend /readyz (db + migrations ok)
+  ansible.builtin.uri:
+    url: "http://127.0.0.1:{{ _multica_backend_port }}/readyz"
+    return_content: true
+    status_code: 200
+  register: _multica_ready
+  until: >-
+    _multica_ready.status == 200 and
+    (_multica_ready.json.checks.db | default('')) == 'ok' and
+    (_multica_ready.json.checks.migrations | default('')) == 'ok'
+  retries: 30
+  delay: 5
+  changed_when: false