Initial commit with not yet working docker networking

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>

roles/power_management/tasks/configure.yml

@@ -0,0 +1,24 @@
+---
+- name: Copy powertop service
+  template:
+    src: templates/powertop.service
+    dest: /etc/systemd/system/powertop.service
+  become: true
+
+- name: Reload all services
+  ansible.builtin.systemd:
+    daemon_reload: yes
+  become: true
+
+- name: Start and enable the new powertop service
+  ansible.builtin.systemd:
+    state: started
+    enabled: true
+    name: powertop
+  become: true
+    
+- name: Copy hdparm.conf
+  template:
+    src: templates/hdparm.conf
+    dest: /etc/hdparm.conf
+  become: true

roles/power_management/tasks/install.yml

@@ -0,0 +1,15 @@
+---
+- name: Update cache
+  apt:
+    update_cache: true
+  become: true
+
+- name: Install packages
+  apt:
+    name: "{{ item }}"
+    state: present
+  loop:
+    - powertop
+    - hdparm
+  become: true
+

roles/power_management/tasks/main.yml

@@ -0,0 +1,3 @@
+---
+- include_tasks: install.yml
+- include_tasks: configure.yml

roles/power_management/templates/hdparm.conf

@@ -0,0 +1,18 @@
+quiet
+/dev/sda {
+        apm = 128
+        spindown_time = 240
+}
+
+/dev/sdb {
+        apm = 128
+        spindown_time = 240
+}
+/dev/sdc {
+        apm = 128
+        spindown_time = 240
+}
+/dev/sdd {
+        apm = 128
+        spindown_time = 240
+}

roles/power_management/templates/powertop.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=PowerTOP auto tune
+
+[Service]
+Type=oneshot
+Environment="TERM=dumb"
+RemainAfterExit=true
+ExecStart=/usr/sbin/powertop --auto-tune
+
+[Install]
+WantedBy=multi-user.target