Added role docker/compose-git

roles/docker/compose-git/defaults/main.yml

@@ -0,0 +1,18 @@
+---
+
+# Required arguments
+#domain: example.com # to derive instance_name
+instance_name: "{{ domain }}" # required if domain is not set
+#repo_url: https://git.example.com/app/docker.git
+
+# Optional arguments
+repo_version: master # branch/tag of git repository to use
+compose_overrides: "" # syntax of common docker-compose file
+main_compose_name: docker-compose.yml # to derive main_compose_path
+
+#user_directory # to derive docker_directory
+docker_directory: "{{ user_directory }}/docker:{{ instance_name }}"
+repository_directory: "{{ docker_directory }}/repository"
+
+main_compose_path: "{{ repository_directory }}/{{{ main_compose_name }}"
+compose_override_path: "{{ docker_directory }}/compose.override.yml"

roles/docker/compose-git/meta/main.yml

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+---
+
+allow_duplicates: yes
+
+dependencies:
+  - role: docker/application

roles/docker/compose-git/tasks/main.yml

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+---
+
+- name: Ensure directory for repository exists
+  file:
+    state: directory
+    path: "{{ docker_directory }}"
+    owner: root
+    group: root
+    mode: u=rwx,g=rx,o=rx
+
+- name: Clone git repository
+  git:
+    repo: "{{ repo_url }}"
+    dest: "{{ repository_directory }}"
+    version: "{{ repo_version }}"
+
+- name: Configure docker-compose overrides
+  copy:
+    content: "{{ compose_overrides }}"
+    dest: "{{ compose_override_path }}"
+    validate: "/usr/bin/docker-compose -f {{ main_compose_path | quote }} -f %s config" # requires original compose file because override is not (always) valid only
+
+- name: Build and start docker containers
+  docker_compose:
+    state: present
+    project_name: "{{ instance_name }}"
+    project_src: "{{ repository_directory }}"
+    files:
+      - "{{ main_compose_name }}"
+      - "{{ compose_override_path }}"
+    build: yes
+    recreate: smart