initial code repo

[stor4nfv.git] / src / ceph / src / pybind / mgr / dashboard / rbd_iscsi.py

diff --git a/src/ceph/src/pybind/mgr/dashboard/rbd_iscsi.py b/src/ceph/src/pybind/mgr/dashboard/rbd_iscsi.py
new file mode 100644 (file)
index 0000000..d0de918
--- /dev/null
+++ b/src/ceph/src/pybind/mgr/dashboard/rbd_iscsi.py
@@ -0,0 +1,55 @@
+
+import rados
+import rbd
+from remote_view_cache import RemoteViewCache
+
+SERVICE_TYPE = 'tcmu-runner'
+
+class DaemonsAndImages(RemoteViewCache):
+    def _get(self):
+        daemons = {}
+        images = {}
+        for server in self._module.list_servers():
+            for service in server['services']:
+                if service['type'] == SERVICE_TYPE:
+                    metadata = self._module.get_metadata(SERVICE_TYPE,
+                                                         service['id'])
+                    status = self._module.get_daemon_status(SERVICE_TYPE,
+                                                            service['id'])
+
+                    daemon = daemons.get(server['hostname'], None)
+                    if daemon is None:
+                        daemon = {
+                            'server_hostname': server['hostname'],
+                            'version': metadata['ceph_version'],
+                            'optimized_paths': 0,
+                            'non_optimized_paths': 0
+                        }
+                        daemons[server['hostname']] = daemon
+
+                    image_id = service['id'].split(':')[-1]
+                    image = images.get(image_id)
+                    if image is None:
+                        image = {
+                            'id': image_id,
+                            'pool_name': metadata['pool_name'],
+                            'name': metadata['image_name'],
+                            'optimized_paths': [],
+                            'non_optimized_paths': []
+                        }
+                        images[image_id] = image
+                    if status.get('lock_owner', 'false') == 'true':
+                        daemon['optimized_paths'] += 1
+                        image['optimized_paths'].append(server['hostname'])
+                    else:
+                        daemon['non_optimized_paths'] += 1
+                        image['non_optimized_paths'].append(server['hostname'])
+
+        return {
+            'daemons': [daemons[k] for k in sorted(daemons, key=daemons.get)],
+            'images': [images[k] for k in sorted(images, key=images.get)]
+        }
+
+class Controller:
+    def __init__(self, module_inst):
+        self.content_data = DaemonsAndImages(module_inst)