add mailman_list module

defaults/main.yml

@@ -4,6 +4,7 @@ mailman:
   api:
     hostname: localhost
     port: 8001
+    version: "3.1"
     admin:
       name: restadmin
       pw: "{{ lookup('password', '/dev/null length=32') }}"

library/mailman_list.py

@@ -0,0 +1,70 @@
+import urllib
+
+from mailmanclient import Client
+
+from ansible.module_utils.basic import AnsibleModule
+
+MAILMAN_SUPPORTED_API_VERSION = '3.1'
+
+def run_module():
+	module_args = dict(
+		api_url=dict(type='str', default='http://localhost:8001/3.1'),
+		api_user=dict(type='str', default='restapi'),
+		api_password=dict(type='str', required=True, no_log=True),
+		name=dict(type='str', required=True),
+		settings=dict(type='dict', default={})
+	)
+
+	result = dict(
+		changed=False,
+		message='',
+		diff={'before': '', 'after': ''}
+	)
+
+	module = AnsibleModule(
+		argument_spec=module_args,
+		supports_check_mode=True
+	)
+
+	client = Client(module.params['api_url'], module.params['api_user'], module.params['api_password'])
+	if not client.system['api_version'] == MAILMAN_SUPPORTED_API_VERSION:
+		module.fail_json(msg='API version {} is not supported, only {} is supported'.format(client.system['api_version'], MAILMAN_SUPPORTED_API_VERSION))
+
+	ml = None
+	try:
+		ml = client.get_list(module.params['name'])
+	except urllib.error.HTTPError as e:
+		if e.code != 404:
+			raise
+		result['changed'] = True
+		if module.check_mode:
+			module.exit_json(**result)
+		addr_domain =module.params['name'].split('@')[-1]
+		addr_local = '@'.join(module.params['name'].split('@')[0:-1])
+		domain = client.get_domain(addr_domain)
+		ml = domain.create_list(addr_local)
+
+	ml_settings = ml.settings
+	result['diff']['before'] = dict(ml_settings)
+
+	for i in module.params['settings']:
+		if ml_settings[i] != module.params['settings'][i]:
+			result['changed'] = True
+			ml_settings[i] = module.params['settings'][i]
+
+	if module.check_mode:
+		result['diff']['after'] = dict(ml.settings)
+		result['diff']['after'].update(module.params['settings'])
+	else:
+		ml_settings.save()
+		result['diff']['after'] = dict(ml.settings)
+
+	module.exit_json(**result)
+
+
+def main():
+	run_module()
+
+
+if __name__ == '__main__':
+	main()

tasks/main.yml

@@ -8,6 +8,7 @@
       - python3-wheel
       - python3-pip
       - python3-django-auth-ldap
+      - python3-mailmanclient
 
 - name: install mailman addons via pip
   notify: restart mailman
@@ -49,3 +50,6 @@
     mode: 0640
     owner: root
     group: list
+
+- name: flush handlers to get mailman ready
+  meta: flush_handlers