-import types
-
from sfa.util.xrn import Xrn, urn_to_hrn
from sfa.util.method import Method
+from sfa.util.sfalogging import logger
from sfa.trust.credential import Credential
from sfa.storage.parameter import Parameter, Mixed
+
class Resolve(Method):
"""
Resolve a record.
@param cred credential string authorizing the caller
- @param hrn human readable name to resolve (hrn or urn)
- @return a list of record dictionaries or empty list
+ @param hrn human readable name to resolve (hrn or urn)
+ @return a list of record dictionaries or empty list
"""
interfaces = ['registry']
-
+
# should we not accept an optional 'details' argument ?
accepts = [
Mixed(Parameter(str, "Human readable name (hrn or urn)"),
Mixed(Parameter(str, "Credential string"),
Parameter(list, "List of credentials)")),
Parameter(dict, "options"),
- ]
+ ]
# xxx used to be [SfaRecord]
returns = [Parameter(dict, "registry record")]
-
- def call(self, xrns, creds, options={}):
- # use details=False by default, only when explicitly specified do we want
+
+ def call(self, xrns, creds, options=None):
+ if options is None:
+ options = {}
+ # use details=False by default, only when explicitly specified do we want
# to mess with the testbed details
- if 'details' in options: details=options['details']
- else: details=False
+ if 'details' in options:
+ details = options['details']
+ else:
+ details = False
type = None
- if not isinstance(xrns, types.ListType):
+ if not isinstance(xrns, list):
type = Xrn(xrns).get_type()
- xrns=[xrns]
+ xrns = [xrns]
hrns = [urn_to_hrn(xrn)[0] for xrn in xrns]
- #find valid credentials
+ # find valid credentials
valid_creds = self.api.auth.checkCredentials(creds, 'resolve')
- #log the call
- origin_hrn = Credential(string=valid_creds[0]).get_gid_caller().get_hrn()
- self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, hrns, self.name))
-
+ # log the call
+ origin_hrn = Credential(
+ string=valid_creds[0]).get_gid_caller().get_hrn()
+ logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s" %
+ (self.api.interface, origin_hrn, hrns, self.name))
+
# send the call to the right manager
return self.api.manager.Resolve(self.api, xrns, type, details=details)
-