From 42c8f3dd27d3c2bc7da958de11e3fb10bb5b082c Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Tue, 22 Aug 2023 20:45:35 +0200
Subject: linux_status: disable power management before starting the service

---
 roles/linux_status/handlers/main.yml               |  7 +++++
 roles/linux_status/tasks/main.yml                  | 34 ++++++++++++++++------
 .../templates/disable_power_management.conf.j2     |  5 ++++
 3 files changed, 37 insertions(+), 9 deletions(-)
 create mode 100644 roles/linux_status/handlers/main.yml
 create mode 100644 roles/linux_status/templates/disable_power_management.conf.j2

(limited to 'roles/linux_status')

diff --git a/roles/linux_status/handlers/main.yml b/roles/linux_status/handlers/main.yml
new file mode 100644
index 0000000..0ea529f
--- /dev/null
+++ b/roles/linux_status/handlers/main.yml
@@ -0,0 +1,7 @@
+- name: Restart linux-status
+  become: true
+  ansible.builtin.systemd_service:
+    daemon_reload: true
+    name: linux-status
+    state: restarted
+  listen: linux_status_restart
diff --git a/roles/linux_status/tasks/main.yml b/roles/linux_status/tasks/main.yml
index 70fd41b..17a00d3 100644
--- a/roles/linux_status/tasks/main.yml
+++ b/roles/linux_status/tasks/main.yml
@@ -6,18 +6,34 @@
     ppa_name: linux-status
     ppa_key: ecb69cbafc6d7cd8bd67ec35b1089b3051c9384d
 
+- name: Disable power management
+  when: linux_status_disable_power_management
+  become: true
+  block:
+    - name: Create override directory
+      ansible.builtin.file:
+        path: /etc/systemd/system/linux-status.service.d
+        state: directory
+        owner: root
+        group: root
+        mode: '755'
+
+    - name: Create override file
+      ansible.builtin.template:
+        src: disable_power_management.conf.j2
+        dest: /etc/systemd/system/linux-status.service.d/99-disable_power_management.conf
+        owner: root
+        group: root
+        mode: '644'
+      notify: linux_status_restart
+
 - name: Install linux-status
   become: true
   ansible.builtin.apt:
     install_recommends: false
     name: linux-status
+    policy_rc_d: 101
+  notify: linux_status_restart
 
-- name: Disable power management
-  when: linux_status_disable_power_management
-  ansible.builtin.include_role:
-    name: systemd_edit
-  vars:
-    service_name: linux-status
-    service_section: Service
-    service_option: ExecStart
-    service_values: ['', '/usr/bin/python3 -B server.py --disable-power']
+- name: Restart systemd service if necessary
+  ansible.builtin.meta: flush_handlers
diff --git a/roles/linux_status/templates/disable_power_management.conf.j2 b/roles/linux_status/templates/disable_power_management.conf.j2
new file mode 100644
index 0000000..a16c83d
--- /dev/null
+++ b/roles/linux_status/templates/disable_power_management.conf.j2
@@ -0,0 +1,5 @@
+{{ ansible_managed | comment }}
+
+[Service]
+ExecStart=
+ExecStart=/usr/bin/python3 -B server.py --disable-power
-- 
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