feat(smartctl): add smartctl exporter

ansible/roles/vmm/tasks/node/set_disk.yaml

@@ -1,18 +1,10 @@
 ---
-- name: Check btrfs installation
-  ansible.builtin.shell: |
-    command -v btrfs
-  become: true # btrfs is located in /usr/sbin, which means root permission is needed.
-  changed_when: false
-  failed_when: false
-  register: "is_btrfs_installed"
-
 - name: Install btrfs
   ansible.builtin.apt:
-    name: "btrfs-progs"
+    name:
+      - "btrfs-progs"
     state: "present"
   become: true
-  when: is_btrfs_installed.rc != 0
 
 - name: Mount data disk
   block:

ansible/roles/vmm/tasks/services/set_smart_metric_generator.yaml

@@ -0,0 +1,47 @@
+---
+- name: Install smartmontools
+  ansible.builtin.apt:
+    name:
+      - "smartmontools"
+      - "jq"
+    state: "present"
+  become: true
+
+- name: Create SMART metric result directory
+  ansible.builtin.file:
+    path: "/etc/smartctl-exporter"
+    state: "directory"
+    owner: "root"
+    group: "root"
+    mode: "0755"
+  become: true
+
+- name: Deploy smart_metric_generator script
+  ansible.builtin.copy:
+    src: "{{ hostvars['console']['node']['config_path'] }}/services/systemd/vmm/smart_metric/smart_metric_generator.sh"
+    dest: "/usr/local/sbin"
+    owner: "root"
+    group: "root"
+    mode: "0711"
+  become: true
+
+- name: Deploy smart_metric_generator service files
+  ansible.builtin.template:
+    src: "{{ hostvars['console']['node']['config_path'] }}/services/systemd/vmm/smart_metric/{{ item }}.j2"
+    dest: "/etc/systemd/system/{{ item }}"
+    owner: "root"
+    group: "root"
+    mode: "0600"
+    validate: "/usr/bin/systemd-analyze verify %s"
+  loop:
+    - "smart_metric_generator.service"
+    - "smart_metric_generator.timer"
+  become: true
+
+- name: Register smart_metric_generator timer
+  ansible.builtin.systemd:
+    name: "smart_metric_generator.timer"
+    state: "started"
+    enabled: true
+    daemon_reload: true
+  become: true