Add prometheus role (with node exporter)

1 files changed, 55 insertions, 0 deletions

diff --git a/roles/prometheus/tasks/main.yml b/roles/prometheus/tasks/main.yml
new file mode 100644
index 00000000..9feeacaf
--- /dev/null
+++ b/roles/prometheus/tasks/main.yml
@@ -0,0 +1,55 @@
+---
+- name: "Create prometheus group"
+  become: true
+  ansible.builtin.group:
+    name: "prometheus"
+    system: true
+
+- name: "Create prometheus user"
+  become: true
+  ansible.builtin.user:
+    name: "prometheus"
+    group: "prometheus"
+    system: true
+    shell: "/usr/sbin/nologin"
+    create_home: false
+
+- name: "Create prometheus directories"
+  become: true
+  ansible.builtin.file:
+    path: "{{ item }}"
+    state: "directory"
+    owner: "prometheus"
+    group: "prometheus"
+    mode: "0755"
+  with_items:
+    - "/etc/prometheus"
+    - "/var/lib/prometheus"
+
+- name: "Install prometheus packages"
+  become: true
+  ansible.builtin.package:
+    name:
+      - "prometheus"
+      - "prometheus-node-exporter"
+    state: "present"
+
+- name: "Create prometheus configuration"
+  become: true
+  ansible.builtin.template:
+    src: "prometheus.yml.j2"
+    dest: "/etc/prometheus/prometheus.yml"
+    owner: "prometheus"
+    group: "prometheus"
+    mode: "0644"
+  notify: "Restart prometheus"
+
+- name: "Start and enable prometheus services"
+  become: true
+  ansible.builtin.systemd_service:
+    name: "prometheus"
+    state: "started"
+    enabled: true
+  with_items:
+    - "prometheus"
+    - "prometheus-node-exporter"