feat: add alertmanager and grafana

roles/podman_prometheus/tasks/main.yml

@@ -55,14 +55,51 @@
 # Prometheus runs with UID/GID 65534 inside the container
 - name: Podman Prometheus | PATCH | Install Prometheus configuration
   ansible.builtin.template:
-    src: home/podman/prometheus.yml
-    dest: "/home/{{ podman_prometheus_podman_rootless_user }}/prometheus.yml"
+    src: "home/podman/{{ item }}"
+    dest: "/home/{{ podman_prometheus_podman_rootless_user }}/{{ item }}"
+    mode: "0400"
+    owner: "{{ _podman_prometheus_user_subuid_start + 65533 }}"
+    group: "{{ _podman_prometheus_user_subgid_start + 65533 }}"
+  become: true
+  with_items:
+    - prometheus.yml
+  notify:
+    - Restart Prometheus
+
+- name: Podman Prometheus | PATCH | Install Prometheus alert rules
+  ansible.builtin.copy:
+    src: "home/podman/{{ item }}"
+    dest: "/home/{{ podman_prometheus_podman_rootless_user }}/{{ item }}"
+    mode: "0400"
+    owner: "{{ _podman_prometheus_user_subuid_start + 65533 }}"
+    group: "{{ _podman_prometheus_user_subgid_start + 65533 }}"
+  become: true
+  with_items:
+    - alert.rules.yml
+  notify:
+    - Restart Prometheus
+
+# Alertmanager runs with UID/GID 65534 inside the container
+- name: Podman Prometheus | PATCH | Install Alertmanager configuration
+  ansible.builtin.template:
+    src: home/podman/alertmanager.yml
+    dest: "/home/{{ podman_prometheus_podman_rootless_user }}/alertmanager.yml"
     mode: "0400"
     owner: "{{ _podman_prometheus_user_subuid_start + 65533 }}"
     group: "{{ _podman_prometheus_user_subgid_start + 65533 }}"
   become: true
   notify:
-    - Restart Prometheus
+    - Restart Alertmanager
+
+# Grafana runs with UID/GID 472 inside the container
+- name: Podman Prometheus | PATCH | Create data directory for Grafana
+  ansible.builtin.file:
+    path: "/home/{{ podman_prometheus_podman_rootless_user }}/grafana-data"
+    owner: "{{ _podman_prometheus_user_subuid_start + 471 }}"
+    group: "{{ _podman_prometheus_user_subgid_start + 471 }}"
+    mode: "0700"
+    state: "directory"
+  become: true
 
 - name: Podman Prometheus | PATCH | Install container quadlets
   ansible.builtin.template:
@@ -71,9 +108,12 @@
     owner: "{{ podman_prometheus_podman_rootless_user }}"
     mode: "0400"
   with_items:
+    - alertmanager.container
+    - grafana.container
     - prometheus.container
   become: true
   notify:
+    - Restart Grafana
     - Restart Prometheus
 
 - name: Podman Prometheus | PATCH | Install network quadlets
@@ -84,8 +124,11 @@
     mode: "0400"
   with_items:
     - frontend.network
+    - monitor.network
   become: true
   notify:
+    - Restart Alertmanager
+    - Restart Grafana
     - Restart Prometheus
     - Restart nginx
 
@@ -122,7 +165,7 @@
   notify:
     - Restart nginx
 
-- name: Podman Prometheus | PATCH | Make sure Prometheus and Nginx are running now and started on boot
+- name: Podman Prometheus | PATCH | Make sure Prometheus, Grafana and Nginx are running now and started on boot
   ansible.builtin.systemd_service:
     name: "{{ item }}.service"
     enabled: true
@@ -131,6 +174,8 @@
     daemon_reload: true
     scope: user
   with_items:
+    - alertmanager
+    - grafana
     - nginx
     - prometheus
   become: true