respawn firewalld module when selinux is missing

changelogs/fragments/460-respawn.yaml

@@ -4,3 +4,5 @@ minor_changes:
     (https://github.com/ansible-collections/ansible.posix/pull/460)."
   - "selinux - respawn module to use the system python interpreter when the ``selinux`` python module is not available for ``ansible_python_interpreter``
     (https://github.com/ansible-collections/ansible.posix/pull/460)."
+  - "firewalld - respawn module to use the system python interpreter when the ``firewall`` python module is not available for ``ansible_python_interpreter``
+    (https://github.com/ansible-collections/ansible.posix/pull/460)."

plugins/module_utils/firewalld.py

@@ -5,6 +5,7 @@
 
 from __future__ import absolute_import, division, print_function
 from ansible_collections.ansible.posix.plugins.module_utils.version import LooseVersion
+from ansible_collections.ansible.posix.plugins.module_utils._respawn import respawn_module, HAS_RESPAWN_UTIL
 from ansible.module_utils.basic import missing_required_lib
 
 __metaclass__ = type
@@ -314,6 +315,8 @@ class FirewallTransaction(object):
                         installed version (%s) likely too old. Requires firewalld >= 0.2.11" % FW_VERSION)
 
         if import_failure:
+            if HAS_RESPAWN_UTIL:
+                respawn_module("firewall")
             module.fail_json(
                 msg=missing_required_lib('firewall') + '. Version 0.2.11 or newer required (0.3.9 or newer for offline operations)'
             )

tests/integration/targets/firewalld/tasks/main.yml

@@ -10,11 +10,6 @@
         state: present
       # This doesn't work for CentOS 6 because firewalld doesn't exist in CentOS6
 
-    - name: Check to make sure the firewalld python module is available.
-      shell: "{{ansible_python.executable}} -c 'import firewall'"
-      register: check_output
-      ignore_errors: true
-
     - name: Enable dbus-broker daemon
       service:
         name: dbus-broker
@@ -30,7 +25,6 @@
             state: started
 
         - import_tasks: run_all_tests.yml
-      when: check_output.rc == 0
 
     - name: Test Offline Operations
       block:
@@ -40,7 +34,6 @@
             state: stopped
 
         - import_tasks: run_all_tests.yml
-      when: check_output.rc == 0
 
   when:
   - ansible_facts.os_family == "RedHat" and ansible_facts.distribution_major_version is version('7', '>=')