Remove sysctl entries when state=absent (#31486)

* Remove sysctl entry when state=absent
* Cleanup sysctl integration test syntax
* Correct grammar on error message
* Add sysctl integration test for state=absent
(cherry picked from commit 2610b521bc1cc3578061be12bb20d33ae6f867b7)

1 files changed, 8 insertions, 5 deletions

diff --git a/lib/ansible/modules/system/sysctl.py b/lib/ansible/modules/system/sysctl.py
index a51073f78e..4f1c212a43 100644
--- a/lib/ansible/modules/system/sysctl.py
+++ b/lib/ansible/modules/system/sysctl.py
@@ -165,6 +165,9 @@ class SysctlModule(object):
             self.write_file = True
         elif self.file_values[thisname] is None and self.args['state'] == "absent":
             self.changed = False
+        elif self.file_values[thisname] and self.args['state'] == "absent":
+            self.changed = True
+            self.write_file = True
         elif self.file_values[thisname] != self.args['value']:
             self.changed = True
             self.write_file = True
@@ -380,20 +383,20 @@ def main():
     )
 
     if module.params['name'] is None:
-        module.fail_json(msg="name can not be None")
+        module.fail_json(msg="name cannot be None")
     if module.params['state'] == 'present' and module.params['value'] is None:
-        module.fail_json(msg="value can not be None")
+        module.fail_json(msg="value cannot be None")
 
     # In case of in-line params
     if module.params['name'] == '':
-        module.fail_json(msg="name can not be blank")
+        module.fail_json(msg="name cannot be blank")
     if module.params['state'] == 'present' and module.params['value'] == '':
-        module.fail_json(msg="value can not be blank")
+        module.fail_json(msg="value cannot be blank")
 
     result = SysctlModule(module)
 
     module.exit_json(changed=result.changed)
 
-# import module snippets
+
 if __name__ == '__main__':
     main()