diff --git a/src/charm.py b/src/charm.py
new file mode 100755
index 0000000..e7ec370
--- /dev/null
+++ b/src/charm.py
@@ -0,0 +1,59 @@
+#! /usr/bin/env python3
+
+# Copyright 2021 Canonical Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+from ops_openstack.plugins.classes import CinderStoragePluginCharm
+from ops_openstack.core import charm_class, get_charm_class_for_release
+from ops.main import main
+
+
+class CinderCharmBase(CinderStoragePluginCharm):
+
+    PACKAGES = ['cinder-common']
+    MANDATORY_CONFIG = ['protocol']
+    # Overriden from the parent. May be set depending on the charm's properties
+    stateless = True
+    active_active = True
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def cinder_configuration(self, config):
+        # Return the configuration to be set by the principal.
+        backend_name = config.get('volume-backend-name',
+                                  self.framework.model.app.name)
+        volume_driver = ''
+        options = [
+            ('volume_driver', volume_driver),
+            ('volume_backend_name', backend_name),
+        ]
+
+        if config.get('use-multipath'):
+            options.extend([
+                ('use_multipath_for_image_xfer', True),
+                ('enforce_multipath_for_image_xfer', True)
+            ])
+
+        return options
+
+
+@charm_class
+class CinderStorPoolCharm(CinderCharmBase):
+    release = 'yoga'
+
+
+if __name__ == '__main__':
+    main(get_charm_class_for_release())