feat: utility commands

Makefile

@@ -1,4 +1,10 @@
 deploy:
 	venv/bin/ansible-playbook -i hosts.yml playbook.yml -K
 
-.PHONY: deploy
+rollback:
+	venv/bin/ansible-playbook -i hosts.yml rollback.yml -K
+
+logs:
+	ssh allison journalctl -efu misskey
+
+.PHONY: deploy rollback

rollback.yml

@@ -0,0 +1,50 @@
+---
+- name: Rollback FoundKey
+  hosts:
+    - allison
+  vars:
+    user: misskey
+    service: misskey
+    source_repository: https://akkoma.dev/Michcio/FoundKey-0x7f
+    deploys_root: /var/lib/misskey/deploys
+    config_yml: /var/lib/misskey/default.yml
+  tasks:
+    - name: Checking which environment was previous
+      ansible.builtin.stat:
+        path: "{{ deploys_root }}/previous"
+        get_attributes: false
+        get_checksum: false
+        get_mime: false
+        follow: false
+      register: previous_current
+      become: true
+      become_user: "{{ user }}"
+    - name: Picking previous environment
+      ansible.builtin.set_fact:
+        deploy_dir: "{{ previous_current.stat.lnk_source }}"
+      run_once: true
+    - name: Print the chosen deployment directory
+      ansible.builtin.debug:
+        var: deploy_dir
+      run_once: true
+    - name: Deploy
+      block:
+        - name: Unlink previous deploy
+          become: true
+          become_user: "{{ user }}"
+          ansible.builtin.file:
+            dest: "{{ deploys_root }}/previous"
+            state: absent
+        - name: Link new deploy
+          become: true
+          become_user: "{{ user }}"
+          ansible.builtin.file:
+            dest: "{{ deploys_root }}/current"
+            src: "{{ deploy_dir }}"
+            state: link
+            force: true
+        - name: Restart systemd service
+          become: true
+          ansible.builtin.systemd:
+            name: "{{ service }}"
+            state: restarted