From 6ad4c172d23b88a0e0bace8488e4f53f6ee4ce6e Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Tue, 1 Sep 2020 20:10:10 +0200
Subject: ops

---
 ansible/roles/docker-service/defaults/main.yml |  5 ++
 ansible/roles/docker-service/handlers/main.yml |  7 +++
 ansible/roles/docker-service/tasks/main.yml    | 64 ++++++++++++++++++++++++++
 3 files changed, 76 insertions(+)
 create mode 100644 ansible/roles/docker-service/defaults/main.yml
 create mode 100644 ansible/roles/docker-service/handlers/main.yml
 create mode 100644 ansible/roles/docker-service/tasks/main.yml

(limited to 'ansible/roles')

diff --git a/ansible/roles/docker-service/defaults/main.yml b/ansible/roles/docker-service/defaults/main.yml
new file mode 100644
index 0000000..e07508c
--- /dev/null
+++ b/ansible/roles/docker-service/defaults/main.yml
@@ -0,0 +1,5 @@
+docker_service__etc: /etc/docker-service
+systemd_unit: "docker-service-{{ service }}"
+systemd_enabled: "yes"
+systemd_state: "started"
+docker_service__restart: []
diff --git a/ansible/roles/docker-service/handlers/main.yml b/ansible/roles/docker-service/handlers/main.yml
new file mode 100644
index 0000000..475c016
--- /dev/null
+++ b/ansible/roles/docker-service/handlers/main.yml
@@ -0,0 +1,7 @@
+- name: systemctl restart
+  become: yes
+  loop: "{{ docker_service__restart }}"
+  systemd:
+    name: "{{ item }}"
+    state: restarted
+#  debug: var=docker_service__restart
diff --git a/ansible/roles/docker-service/tasks/main.yml b/ansible/roles/docker-service/tasks/main.yml
new file mode 100644
index 0000000..3b4f703
--- /dev/null
+++ b/ansible/roles/docker-service/tasks/main.yml
@@ -0,0 +1,64 @@
+- name: apt install docker
+  tags:
+    - never
+    - packages
+  become: yes
+  apt:
+    name:
+      - docker.io
+      - docker-compose
+    install_recommends: no
+
+- name: "{{ docker_service__etc }}/{{ service }}"
+  become: yes
+  file:
+    path: "{{ docker_service__etc }}/{{ service }}"
+    state: directory
+
+- name: "{{ docker_service__etc }}/{{ service }}/docker-compose.yml"
+  become: yes
+  template:
+    dest: "{{ docker_service__etc }}/{{ service }}/docker-compose.yml"
+    src: "{{ template }}"
+  notify: systemctl restart
+  register: docker_descriptor
+
+- name: "/etc/systemd/system/{{ systemd_unit }}.service"
+  become: yes
+  copy:
+    dest: "/etc/systemd/system/{{ systemd_unit }}.service"
+    content: |
+      [Unit]
+      Description=Docker service: {{ service }}
+      After=network-online.target
+      After=docker.service
+      Requires=docker.service
+
+      [Service]
+      WorkingDirectory={{ docker_service__etc }}/{{ service }}/
+      ExecStartPre=-/usr/bin/docker-compose stop
+      ExecStartPre=-/usr/bin/docker-compose pull
+      ExecStart=/usr/bin/docker-compose up -d
+      ExecReload=/usr/bin/docker-compose up -d
+
+      [Install]
+      WantedBy=multi-user.target
+  notify: systemctl restart
+  register: systemd_descriptor
+
+- name: systemd daemon-reload
+  become: yes
+  systemd:
+    daemon_reload: yes
+  when: systemd_descriptor.changed
+
+- name: systemd start "{{ systemd_unit }}"
+  become: yes
+  systemd:
+    name: "{{ systemd_unit }}"
+    enabled: "{{ systemd_enabled }}"
+    state: "{{ systemd_state }}"
+
+- set_fact:
+    docker_service__restart: "{{ docker_service__restart + [systemd_unit] }}"
+  when: (systemd_descriptor.changed or docker_descriptor.changed) and systemd_state == 'started'
-- 
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