check-hrns: Use SFA_INTERFACE_HRN as toplevel if possible

diff --git a/bin/check-hrns.py b/bin/check-hrns.py
index 49d73e8..7c8bdef 100755 (executable)
--- a/bin/check-hrns.py
+++ b/bin/check-hrns.py
@@ -5,7 +5,11 @@ from optparse import OptionParser
 from PLC.Namespace import hostname_to_hrn, email_to_hrn, slicename_to_hrn
 # (auth_hrn, email):
 
-toplevel=api.config.PLC_HRN_ROOT
+try:
+    from sfa.util.config import Config
+    toplevel=Config().SFA_INTERFACE_HRN
+except:
+    toplevel=api.config.PLC_HRN_ROOT
 
 def handle_nodes (sites,sites_by_id, dry_run, verbose):
     nodes=GetNodes ({'peer_id':None},['node_id','hostname','hrn'])