install dbus and cache update cache where needed

Signed-off-by: Kevin Carter <kevin.carter@rackspace.com>

handlers/main.yml

@@ -19,8 +19,18 @@
     timeout: 60
   listen: check connection
 
-- name: Set local facts for new container(s)
+- name: Gather facts for new container(s)
   setup:
-    filter: ansible_local
     gather_subset: "!all"
   listen: check connection
+
+- name: Ensure dbus is installed
+  package:
+    name: "{{ nspawn_dbus_package }}"
+    state: present
+    update_cache: "{{ ansible_pkg_mgr in ['apt', 'zypper'] }}"
+  register: dbus_install
+  retries: 5
+  delay: 3
+  until: dbus_install | success
+  listen: check connection

vars/redhat-7.yml

@@ -23,7 +23,6 @@ nspawn_map:
 # the container create process will ensure the file is not present within the
 # contianer prior to writting the config.
 nspawn_read_only_host_bindmount:
-  - { source: /etc/resolv.conf, dest: /etc/resolv.conf }
   - { source: /etc/environment, dest: /etc/environment }
   - { source: /etc/localtime, dest: /etc/localtime }
 
@@ -33,3 +32,6 @@ nspawn_shared_host_bindmount:
   - /etc/yum
   - /root
   - /opt
+
+nspawn_dbus_package:
+  - dbus

vars/ubuntu-16.04.yml

@@ -23,7 +23,6 @@ nspawn_map:
 # the container create process will ensure the file is not present within the
 # contianer prior to writting the config.
 nspawn_read_only_host_bindmount:
-  - { source: /etc/resolv.conf, dest: /etc/resolv.conf }
   - { source: /etc/environment, dest: /etc/environment }
   - { source: /etc/localtime, dest: /etc/localtime }
 
@@ -33,3 +32,6 @@ nspawn_shared_host_bindmount:
   - /etc/apt
   - /root
   - /opt
+
+nspawn_dbus_package:
+  - dbus