#4 Restructure installation

handlers/main.yml

 ---
 # file: roles/netdata/handlers/main.yml
 
-- name: "Install and configure NetData"
-  shell: ./netdata-installer.sh --dont-wait
-  args:
-    chdir: /opt/netdata
-
 - name: "Include NetData to Boot-List"
   command: update-rc.d netdata defaults
 

tasks/install.yml

+---
+# file: roles/netdata/tasks/install.yml
+
+- name: "Clone NetData"
+  git:
+    accept_hostkey: true
+    repo: "https://github.com/firehol/netdata.git"
+    dest: "/opt/netdata"
+    force: yes
+  register: netdata_clone
+  notify:
+    - "Re-start NetData"
+
+- name: "Install and configure NetData"
+  shell: ./netdata-installer.sh --dont-wait
+  args:
+    chdir: /opt/netdata
+  when: netdata_clone.changed

tasks/main.yml

@@ -32,15 +32,7 @@
       path='/etc/netdata/python.d'
       state='directory'
 
-  - name: "Clone NetData"
-    git:
-      accept_hostkey: true
-      repo: "https://github.com/firehol/netdata.git"
-      dest: "/opt/netdata"
-      force: yes
-    notify:
-      - "Install and configure NetData"
-      - "Re-start NetData"
+  - include: install.yml
 
   - name: "Install startup script"
     template: