Add playbook for updating Uptime Kuma on VM via Proxmox

nextcloud/update_uptime_kuma.yml

@@ -0,0 +1,152 @@
+# nextcloud/update_uptime_kuma.yml
+
+- name: Update Uptime Kuma on VM via Proxmox
+  hosts: proxmox
+  gather_facts: false
+  become: true
+  become_user: root
+  become_method: sudo
+
+  vars:
+    # ---- VM access via sshpass (same pattern as your Collabora playbook) ----
+    vm_ip:   "{{ lookup('env', 'VM_IP') }}"
+    vm_user: "{{ lookup('env', 'VM_USER') }}"
+    vm_pass: "{{ lookup('env', 'VM_PASS') }}"
+    use_sudo: false
+
+    # ---- Uptime Kuma specifics ----
+    kuma_url: "https://monitor.martinfencl.eu/"
+    kuma_project: "uptime-kuma"                       # adjust if your compose project has a different name
+    kuma_compose_file: "/data/compose/uptime-kuma/docker-compose.yml"  # adjust path to your compose file
+
+    # ---- Docker CLI prefix (keeps your style) ----
+    docker_prefix: "unalias docker 2>/dev/null || true; DOCKER_CLI_HINTS=0; command docker"
+
+    # ---- Update commands: pull image + compose pull/up for the specific service ----
+    kuma_commands:
+      - "{{ docker_prefix }} pull -q louislam/uptime-kuma:latest >/dev/null"
+      - "{{ docker_prefix }} compose -p {{ kuma_project }} -f {{ kuma_compose_file }} pull uptime-kuma >/dev/null"
+      - "{{ docker_prefix }} compose -p {{ kuma_project }} -f {{ kuma_compose_file }} up -d --no-deps --force-recreate uptime-kuma >/dev/null"
+
+  tasks:
+    - name: Ensure sshpass is installed (for password-based SSH)  # English comments
+      ansible.builtin.apt:
+        name: sshpass
+        state: present
+        update_cache: yes
+
+    - name: Run Uptime Kuma update commands on VM (via SSH)
+      ansible.builtin.command:
+        argv:
+          - sshpass
+          - -p
+          - "{{ vm_pass }}"
+          - ssh
+          - -o
+          - StrictHostKeyChecking=no
+          - -o
+          - ConnectTimeout=15
+          - "{{ vm_user }}@{{ vm_ip }}"
+          - bash
+          - -lc
+          - "{{ ('sudo ' if use_sudo else '') + item }}"
+      loop: "{{ kuma_commands }}"
+      register: kuma_cmds
+      changed_when: false
+
+    - name: Show outputs for each Uptime Kuma command
+      ansible.builtin.debug:
+        msg: |
+          CMD: {{ item.item }}
+          RC:  {{ item.rc }}
+          STDOUT:
+          {{ (item.stdout | default('')).strip() }}
+          STDERR:
+          {{ (item.stderr | default('')).strip() }}
+      loop: "{{ kuma_cmds.results }}"
+
+    - name: Fail play if any Uptime Kuma command failed
+      ansible.builtin.assert:
+        that: "item.rc == 0"
+        fail_msg: "Uptime Kuma update failed on VM: {{ item.item }} (rc={{ item.rc }})"
+        success_msg: "All Uptime Kuma update commands succeeded."
+      loop: "{{ kuma_cmds.results }}"
+
+    # ---- Health check from the controller: wait for 200 on the public URL ----
+    - name: Uptime Kuma | Wait for web to return 200 (controller first)
+      ansible.builtin.uri:
+        url: "{{ kuma_url }}"
+        method: GET
+        return_content: true
+        validate_certs: true
+        status_code: 200
+      register: kuma_controller
+      delegate_to: localhost
+      run_once: true
+      retries: 15          # allow a bit more time after container recreate
+      delay: 2
+      until: kuma_controller.status == 200
+      failed_when: false
+      changed_when: false
+
+    # ---- Optional: VM-side fetch (curl via SSH) to double-check reachability from the VM ----
+    - name: Uptime Kuma | VM-side fetch HTML (via Python)
+      ansible.builtin.command:
+        argv:
+          - sshpass
+          - -p
+          - "{{ vm_pass }}"
+          - ssh
+          - -o
+          - StrictHostKeyChecking=no
+          - -o
+          - ConnectTimeout=15
+          - "{{ vm_user }}@{{ vm_ip }}"
+          - bash
+          - -lc
+          - |
+            python3 - <<'PY'
+            import sys, urllib.request, ssl
+            try:
+                ctx = ssl.create_default_context()
+                with urllib.request.urlopen("{{ kuma_url }}", timeout=15, context=ctx) as r:
+                    sys.stdout.write(r.read().decode(errors="ignore"))
+            except Exception:
+                pass
+            PY
+      register: kuma_vm
+      changed_when: false
+      failed_when: false
+      when: kuma_controller.status | default(0) != 200 or kuma_controller.content is not defined
+
+    # ---- Pick HTML source (controller wins) ----
+    - name: Uptime Kuma | Choose HTML (controller wins, else VM)
+      ansible.builtin.set_fact:
+        kuma_html: >-
+          {{
+            (kuma_controller.content
+              if (kuma_controller.status|default(0))==200 and (kuma_controller.content is defined)
+              else ((kuma_vm.stdout | default('') | trim | length > 0) | ternary(kuma_vm.stdout | trim, omit))
+            )
+          }}
+      failed_when: false
+
+    # ---- Print concise summary (tries to extract <title> if present) ----
+    - name: Uptime Kuma | Print concise summary
+      ansible.builtin.debug:
+        msg: >-
+          Uptime Kuma is reachable at {{ kuma_url }}
+          (HTTP {{ kuma_controller.status | default('unknown') }}).
+          Title="{{ (kuma_html | default('') | regex_search('(?is)<title[^>]*>(.*?)</title>', '\\1')) | default('n/a') }}"
+      when: kuma_html is defined
+
+    - name: Uptime Kuma | Web unavailable (after retries)
+      ansible.builtin.debug:
+        msg: "Uptime Kuma web není dostupný ani po pokusech."
+      when: kuma_html is not defined
+
+    # ---- Optional: full HTML length (debug only, not the content itself) ----
+    - name: Uptime Kuma | HTML length (debug)
+      ansible.builtin.debug:
+        msg: "Fetched HTML length: {{ (kuma_html | default('') | length) }}"
+      when: kuma_html is defined