Add support to set required cephx auth config

Closes: #37
Signed-off-by: Tobias Wolf <[email protected]>

src/config.example.yaml

@@ -35,6 +35,7 @@ rook:
     image: quay.io/ceph/ceph:v18.2.1
 
 migration_modules:
+- cephx_auth_config
 - migrate_osds
 - migrate_monitors
 - example

src/rookify/modules/cephx_auth_config/__init__.py

@@ -0,0 +1,10 @@
+# -*- coding: utf-8 -*-
+# type: ignore
+
+from .main import CephXAuthHandler
+
+MODULE_NAME = "cephx_auth_config"
+HANDLER_CLASS = CephXAuthHandler
+REQUIRES = []
+AFTER = []
+PREFLIGHT_REQUIRES = []

src/rookify/modules/cephx_auth_config/main.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+
+from ..module import ModuleHandler
+from typing import Any, Dict
+
+
+class CephXAuthHandler(ModuleHandler):
+    def run(self) -> Any:
+        self.logger.debug("Reconfiguring Ceph to expect cephx auth")
+
+        self.ceph.conf_set("auth_cluster_required", "cephx")
+        self.ceph.conf_set("auth_service_required", "cephx")
+        self.ceph.conf_set("auth_client_required", "cephx")
+
+        self.logger.info("Reconfigured Ceph to expect cephx auth")
+        return { "reconfigured": True }