def hrn_to_urn(hrn,type): return Xrn(hrn, type=type).urn
def hrn_authfor_hrn(parenthrn, hrn): return Xrn.hrn_is_auth_for_hrn(parenthrn, hrn)
-def urn_to_sliver_id(urn, slice_id, node_id, index=0):
- return Xrn(urn).get_sliver_id(slice_id, node_id, index)
+def urn_to_sliver_id(urn, slice_id, node_id, index=0, authority=None):
+ return Xrn(urn).get_sliver_id(slice_id, node_id, index, authority)
class Xrn:
self._normalize()
return ':'.join( [Xrn.unescape(x) for x in self.authority] )
- def get_sliver_id(self, slice_id, node_id, index=0):
+ def get_sliver_id(self, slice_id, node_id, index=0, authority=None):
self._normalize()
- return ":".join(map(str, [self.get_urn(), slice_id, node_id, index]))
+ urn = self.get_urn()
+ if authority:
+ authority_hrn = self.get_authority_hrn()
+ if not authority_hrn.startswith(authority):
+ hrn = ".".join([authority,self.get_authority_hrn(), self.get_leaf()])
+ else:
+ hrn = ".".join([self.get_authority_hrn(), self.get_leaf()])
+ urn = Xrn(hrn, self.get_type()).get_urn()
+ return ":".join(map(str, [urn, slice_id, node_id, index]))
def urn_to_hrn(self):
"""