Move templates of the prometheus role

roles/prometheus/tasks/main.yml

@@ -11,20 +11,16 @@
 
 - name: Configure Prometheus
   template:
-    src: prometheus/prometheus.yml.j2
+    src: prometheus.yml.j2
     dest: /etc/prometheus/prometheus.yml
-    mode: 0644
+    owner: prometheus
-  notify: Restart Prometheus
+    group: prometheus
-
+    mode: u=r,g=r,o=
-- name: Configure Prometheus alert rules
-  template:
-    src: "prometheus/{{ item }}.j2"
-    dest: "/etc/prometheus/{{ item }}"
-    mode: 0644
-  notify: Restart Prometheus
   loop:
+    - prometheus.yml
     - alert.rules.yml
     - django.rules.yml
+  notify: Restart Prometheus
 
 - name: Make Prometheus snmp-exporter listen on localhost only
   lineinfile:
@@ -36,10 +32,11 @@
 # This file store SNMP OIDs
 - name: Configure Prometheus snmp-exporter
   template:
-    src: "prometheus/snmp.yml.j2"
+    src: snmp.yml.j2
-    dest: "/etc/prometheus/snmp.yml"
+    dest: /etc/prometheus/snmp.yml
-    mode: 0600
     owner: prometheus
+    group: prometheus
+    mode: u=r,g=r,o=
   notify: Restart prometheus-snmp-exporter
 
 # We don't need to restart Prometheus when updating nodes