Fix Bug 2181

[osm/N2VC.git] / n2vc / n2vc_juju_conn.py

diff --git a/n2vc/n2vc_juju_conn.py b/n2vc/n2vc_juju_conn.py
index 5dc394c..da09fdb 100644 (file)
--- a/n2vc/n2vc_juju_conn.py
+++ b/n2vc/n2vc_juju_conn.py
@@ -1061,15 +1061,17 @@ class N2VCJujuConnector(N2VCConnector):
                 if status == "completed":
                     return output
                 else:
-                    raise Exception("status is not completed: {}".format(status))
+                    if "output" in output:
+                        raise Exception(f'{status}: {output["output"]}')
+                    else:
+                        raise Exception(
+                            f"{status}: No further information received from action"
+                        )
+
             except Exception as e:
-                self.log.error(
-                    "Error executing primitive {}: {}".format(primitive_name, e)
-                )
+                self.log.error(f"Error executing primitive {primitive_name}: {e}")
                 raise N2VCExecutionException(
-                    message="Error executing primitive {} into ee={} : {}".format(
-                        primitive_name, ee_id, e
-                    ),
+                    message=f"Error executing primitive {primitive_name} in ee={ee_id}: {e}",
                     primitive_name=primitive_name,
                 )
 
@@ -1292,6 +1294,7 @@ class N2VCJujuConnector(N2VCConnector):
         vnfrs: dict,
         vca_records: list,
         vnf_count: str = None,
+        vdu_id: str = None,
         vdu_count: str = None,
     ) -> str:
         """Generate application name to make the relevant charm of VDU/KDU
@@ -1299,10 +1302,11 @@ class N2VCJujuConnector(N2VCConnector):
         Limiting the app name to 50 characters.
 
         Args:
-            charm_level  (str):  VNF ID
-            vnfrs  (dict):  VDU ID
+            charm_level  (str):  level of charm
+            vnfrs  (dict):  vnf record dict
             vca_records   (list):   db_nsr["_admin"]["deployed"]["VCA"] as list
             vnf_count   (str): vnf count index
+            vdu_id   (str):  VDU ID
             vdu_count   (str):  vdu count index
 
         Returns:
@@ -1338,19 +1342,30 @@ class N2VCJujuConnector(N2VCConnector):
         elif charm_level == "vdu-level":
             if len(vca_records) < 1:
                 raise N2VCException(message="One or more VCA record is expected.")
-            vdu_profile_id = vnfrs["vdur"][int(vdu_count)]["vdu-id-ref"]
+
+            # Charms are also used for deployments with Helm charts.
+            # If deployment unit is a Helm chart/KDU,
+            # vdu_profile_id and vdu_count will be empty string.
+            if vdu_count is None:
+                vdu_count = ""
+
             # If vnf/vdu is scaled, more than one VCA record may be included in vca_records
             # but ee_descriptor_id is same.
             # Shorten the ee_descriptor_id, member-vnf-index-ref and vdu_profile_id
             # to first 12 characters.
+            if not vdu_id:
+                raise N2VCException(message="vdu-id should be provided.")
+            vca_record = next(
+                filter(lambda record: record["vdu_id"] == vdu_id, vca_records), {}
+            )
             application_name = (
-                vca_records[0]["ee_descriptor_id"][:12]
+                vca_record["ee_descriptor_id"][:12]
                 + "-"
                 + vnf_count
                 + "-"
                 + vnfrs["member-vnf-index-ref"][:12]
                 + "-"
-                + vdu_profile_id[:12]
+                + vdu_id[:12]
                 + "-"
                 + vdu_count
                 + "-vdu"
@@ -1461,6 +1476,7 @@ class N2VCJujuConnector(N2VCConnector):
                 db_vnfr,
                 vca_records,
                 vnf_count=vnf_count,
+                vdu_id=vdu_id,
                 vdu_count=vdu_count,
             )
         else: