Merge pull request #188 from teutostack/warnings-removal

Fixing deprecation warnings regarding bare variables and apt

roles/kubernetes/preinstall/tasks/main.yml

@@ -64,18 +64,13 @@
     - "/opt/cni/bin"
   when: kube_network_plugin == "calico"
 
-- name: Update package management cache (APT)
-  apt: update_cache=yes
-  when: ansible_pkg_mgr == 'apt'
-
 - name: Update package management cache (YUM)
   yum: update_cache=yes name='*'
   when: ansible_pkg_mgr == 'yum'
 
-- name: Install python-apt for Debian distribs
-  command: apt-get install -y python-apt
+- name: Install latest version of python-apt for Debian distribs
+  apt: name=python-apt state=latest update_cache=yes cache_valid_time=3600
   when: ansible_os_family == "Debian"
-  changed_when: False
 
 - name: Install python-dnf for latest RedHat versions
   command: dnf install -y python-dnf yum