From c8c21ea2a09dd41a28652024ad0120111c187459 Mon Sep 17 00:00:00 2001
From: simon <simobilleter@gmail.com>
Date: Tue, 31 May 2022 21:10:11 +0700
Subject: [PATCH] add maintenance services for docker

---
 README.md                                     |  2 +
 ansible-docker-ubuntu/playbook.yml            |  1 +
 .../roles/services/files/dockerclean.service  |  8 +++
 .../roles/services/files/dockerclean.timer    |  9 +++
 .../roles/services/files/trashcli.service     |  8 +++
 .../roles/services/files/trashcli.timer       |  9 +++
 .../roles/services/tasks/main.yml             | 69 +++++++++++++++++++
 7 files changed, 106 insertions(+)
 create mode 100644 ansible-docker-ubuntu/roles/services/files/dockerclean.service
 create mode 100644 ansible-docker-ubuntu/roles/services/files/dockerclean.timer
 create mode 100644 ansible-docker-ubuntu/roles/services/files/trashcli.service
 create mode 100644 ansible-docker-ubuntu/roles/services/files/trashcli.timer
 create mode 100644 ansible-docker-ubuntu/roles/services/tasks/main.yml

diff --git a/README.md b/README.md
index 9b38ac4..8876f15 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,8 @@ Ansible playbook to provision an standart Ubuntu LTS server VM. Expects the user
 - install `docker`
 - install `docker compose`
 - copy frequently used config files
+- configure swap
+- install maintenance services to clean trash and docker build cache
 
 ### Setup
 Copy or rename `vars.samle.yml` to `vars.yml` and set:
diff --git a/ansible-docker-ubuntu/playbook.yml b/ansible-docker-ubuntu/playbook.yml
index 0be9570..713d111 100644
--- a/ansible-docker-ubuntu/playbook.yml
+++ b/ansible-docker-ubuntu/playbook.yml
@@ -11,3 +11,4 @@
     - docker-compose
     - userconf
     - swap
+    - services
diff --git a/ansible-docker-ubuntu/roles/services/files/dockerclean.service b/ansible-docker-ubuntu/roles/services/files/dockerclean.service
new file mode 100644
index 0000000..203711b
--- /dev/null
+++ b/ansible-docker-ubuntu/roles/services/files/dockerclean.service
@@ -0,0 +1,8 @@
+[Unit]
+Descrition=run docker clean up
+
+[Service]
+User=regular_user
+Group=regular_user
+Type=oneshot
+ExecStart=/usr/bin/docker system prune -af
diff --git a/ansible-docker-ubuntu/roles/services/files/dockerclean.timer b/ansible-docker-ubuntu/roles/services/files/dockerclean.timer
new file mode 100644
index 0000000..183b79e
--- /dev/null
+++ b/ansible-docker-ubuntu/roles/services/files/dockerclean.timer
@@ -0,0 +1,9 @@
+[Unit]
+Descrition=run docker clean up
+
+[Timer]
+OnBootSec=11min
+OnUnitActiveSec=7d
+
+[Install]
+WantedBy=multi-user.target
diff --git a/ansible-docker-ubuntu/roles/services/files/trashcli.service b/ansible-docker-ubuntu/roles/services/files/trashcli.service
new file mode 100644
index 0000000..b67d744
--- /dev/null
+++ b/ansible-docker-ubuntu/roles/services/files/trashcli.service
@@ -0,0 +1,8 @@
+[Unit]
+Description=empty trash daily older 3
+
+[Service]
+User=regular_user
+Group=regular_user
+Type=oneshot
+ExecStart=/usr/bin/trash-empty 3
diff --git a/ansible-docker-ubuntu/roles/services/files/trashcli.timer b/ansible-docker-ubuntu/roles/services/files/trashcli.timer
new file mode 100644
index 0000000..09452ef
--- /dev/null
+++ b/ansible-docker-ubuntu/roles/services/files/trashcli.timer
@@ -0,0 +1,9 @@
+[Unit]
+Descrition=run trashcli
+
+[Timer]
+OnBootSec=10min
+OnUnitActiveSec=1d
+
+[Install]
+WantedBy=multi-user.target
diff --git a/ansible-docker-ubuntu/roles/services/tasks/main.yml b/ansible-docker-ubuntu/roles/services/tasks/main.yml
new file mode 100644
index 0000000..33b8fbb
--- /dev/null
+++ b/ansible-docker-ubuntu/roles/services/tasks/main.yml
@@ -0,0 +1,69 @@
+---
+
+- block:
+  - name: copy trashcli service
+    copy:
+      src: files/trashcli.service
+      dest: /etc/systemd/system/trashcli.service
+      owner: root
+      group: root
+      mode: "0644"
+    register: copy_trashcli_service
+
+  - name: set user
+    replace:
+      path: /etc/systemd/system/trashcli.service
+      regexp: "=regular_user"
+      replace: "={{ regular_user }}"
+    when: copy_trashcli_service
+
+  - name: copy trashcli timer
+    copy:
+      src: files/trashcli.timer
+      dest: /etc/systemd/system/trashcli.timer
+      owner: root
+      group: root
+      mode: "0644"
+    when: copy_trashcli_service
+
+  - name: enable trashcli timer
+    systemd:
+      name: trashcli.timer
+      daemon_reload: yes
+      enabled: yes
+      state: started
+
+  - name: copy dockerclean service
+    copy:
+      src: files/dockerclean.service
+      dest: /etc/systemd/system/dockerclean.service
+      owner: root
+      group: root
+      mode: "0644"
+    register: copy_dockerclean_service
+
+  - name: set user
+    replace:
+      path: /etc/systemd/system/dockerclean.service
+      regexp: "=regular_user"
+      replace: "={{ regular_user }}"
+    when: copy_dockerclean_service
+
+  - name: copy dockerclean timer
+    copy:
+      src: files/dockerclean.timer
+      dest: /etc/systemd/system/dockerclean.timer
+      owner: root
+      group: root
+      mode: "0644"
+    when: copy_dockerclean_service
+
+  - name: enable dockerclean timer
+    systemd:
+      name: dockerclean.timer
+      daemon_reload: yes
+      enabled: yes
+      state: started
+
+  become: true
+  become_user: root