SDP mesh functions

• Externalized update_sdp_mesh_dry and _real into workflow_steps
• Added _update_sdp_single_pe into workflow_steps
• Added necessary imports

gso/services/infoblox.py

@@ -203,9 +203,9 @@ def allocate_host(
                 network_view=network_view,
             )
             created_v6 = ipaddress.IPv6Address(new_host.ipv6addr)
-        except InfobloxCannotCreateObject:
+        except InfobloxCannotCreateObject as e:
             msg = f"Cannot find 1 available IP address in network {ipv6_range}."
-            logger.warning(msg)
+            logger.warning(msg, exc_info=e)
 
     if created_v6 is None:
         msg = f"Cannot find 1 available IP address in networks {allocation_networks_v6}."
@@ -221,9 +221,9 @@ def allocate_host(
             new_host.update()
             new_host = objects.HostRecord.search(conn, name=hostname)
             created_v4 = ipaddress.IPv4Address(new_host.ipv4addr)
-        except InfobloxCannotUpdateObject:
+        except InfobloxCannotUpdateObject as e:
             msg = f"Cannot find 1 available IP address in network {ipv4_range}."
-            logger.warning(msg)
+            logger.warning(msg, exc_info=e)
 
     if created_v4 is None:
         msg = f"Cannot find 1 available IP address in networks {allocation_networks_v4}."