test(integration): monit: backport of PR 11255 (#11273)

* test(integration): monit: backport of PR 11255

* add changelog frag

changelogs/fragments/11255-monit-integrationtests.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - monit - add delay of 0.5 seconds after state change and check for status (https://github.com/ansible-collections/community.general/pull/11255).

plugins/modules/monit.py

@@ -259,6 +259,9 @@ class Monit(object):
     def change_state(self, state, expected_status, invert_expected=None):
         current_status = self.get_status()
         self.run_command(STATE_COMMAND_MAP[state])
+        # Give monit daemon a moment to process the command before checking status
+        # to avoid race condition where HTTP interface may be temporarily unresponsive
+        time.sleep(0.5)
         status = self.wait_for_status_change(current_status)
         status = self.wait_for_monit_to_stop_pending(status)
         status_match = status.value == expected_status.value

tests/integration/targets/monit/tasks/test_reload_present.yml

@@ -52,6 +52,14 @@
     name: monit
     state: restarted
 
+- name: wait for monit daemon to be responsive after restart
+  command: monit status -B httpd_echo
+  register: monit_status_check
+  changed_when: false
+  until: monit_status_check.rc == 0
+  retries: 10
+  delay: 0.5
+
 - name: test process present again
   monit:
     name: httpd_echo