Refactor common and bootstrap_puppet_infra_node roles

Moving the setup of Puppetlabs apt repo and installation
of puppet packages to common role.
The bootstrap_puppet_infra_node now only configures puppet.conf
and enables the puppet agent.

common.yml

@@ -1,7 +1,7 @@
 ---
 # file: common.yml
 - hosts: infra
-  gather_facts: no
+  gather_facts: yes
   user: ubuntu
   sudo: true
   roles:

roles/bootstrap_puppet_infra_node/tasks/main.yml

@@ -1,15 +1,4 @@
 ---
-- name: Get deb package for Puppetlabs repository
-  get_url: >
-    url=https://apt.puppetlabs.com/puppetlabs-release-{{ansible_distribution_release}}.deb
-    dest=/tmp/puppetlabs-release-{{ansible_distribution_release}}.deb
-
-- name: Install Puppetlabs repository deb package
-  apt: deb=/tmp/puppetlabs-release-{{ansible_distribution_release}}.deb
-
-- name: Install Puppet package after updating cache
-  apt: name=puppet update_cache=yes
-
 - name: Deploy /etc/puppet.conf template
   template: src=puppet.conf.j2 dest=/etc/puppet/puppet.conf
 
@@ -18,6 +7,3 @@
 
 - name: Enable puppet agent, as it is disabled upon installation
   command: puppet agent --enable
-
-- name: Run puppet agent to apply configuration
-  puppet:

roles/common/tasks/main.yml

@@ -1,9 +1,18 @@
 ---
+- name: Get deb package for Puppetlabs repository
+  get_url: >
+    url=https://apt.puppetlabs.com/puppetlabs-release-{{ansible_distribution_release}}.deb
+    dest=/tmp/puppetlabs-release-{{ansible_distribution_release}}.deb
+
+- name: Install Puppetlabs repository deb package
+  apt: deb=/tmp/puppetlabs-release-{{ansible_distribution_release}}.deb
+
 - name: Update packages 
   apt: update_cache=yes
 
-- name: Install git package
+- name: Install Puppet and other required packages
   apt: name={{ item }} state=installed
   with_items:
     - git
     - python-pip
+    - puppet