import os
import traceback
import string
+import datetime
import xmlrpclib
from sfa.util.faults import *
"""
Return a valid credential for this interface.
"""
+ type = 'authority'
+ path = self.config.SFA_DATA_DIR
+ filename = ".".join([self.interface, self.hrn, type, "cred"])
+ cred_filename = path + os.sep + filename
+ cred = None
+ if os.path.isfile(cred_filename):
+ cred = Credential(filename = cred_filename)
+ # make sure cred isnt expired
+ if not cred.get_expiration or \
+ datetime.datetime.today() < cred.get_expiration():
+ return cred.save_to_string(save_parents=True)
+
+ # get a new credential
if self.interface in ['registry']:
- return self.getCredentialFromLocalRegistry()
+ cred = self.__getCredentialRaw()
else:
- return self.getCredentialFromRegistry()
+ cred = self.__getCredential()
+ cred.save_to_file(cred_filename, save_parents=True)
+
+ return cred.save_to_string(save_parents=True)
+
def getDelegatedCredential(self, creds):
"""
return None
return delegated_creds[0]
- def getCredentialFromRegistry(self):
+ def __getCredential(self):
"""
Get our credential from a remote registry
"""
- type = 'authority'
- path = self.config.SFA_DATA_DIR
- filename = ".".join([self.interface, self.hrn, type, "cred"])
- cred_filename = path + os.sep + filename
- try:
- credential = Credential(filename = cred_filename)
- return credential.save_to_string(save_parents=True)
- except IOError:
- from sfa.server.registry import Registries
- registries = Registries(self)
- registry = registries[self.hrn]
- cert_string=self.cert.save_to_string(save_parents=True)
- # get self credential
- self_cred = registry.GetSelfCredential(cert_string, self.hrn, type)
- # get credential
- cred = registry.GetCredential(self_cred, self.hrn, type)
-
- # save cred to file
- Credential(string=cred).save_to_file(cred_filename, save_parents=True)
- return cred
-
- def getCredentialFromLocalRegistry(self):
+ from sfa.server.registry import Registries
+ registries = Registries(self)
+ registry = registries[self.hrn]
+ cert_string=self.cert.save_to_string(save_parents=True)
+ # get self credential
+ self_cred = registry.GetSelfCredential(cert_string, self.hrn, type)
+ # get credential
+ cred = registry.GetCredential(self_cred, self.hrn, type)
+ return Credential(string=cred)
+
+ def __getCredentialRaw(self):
"""
Get our current credential directly from the local registry.
"""
r1 = determine_rights(type, hrn)
new_cred.set_privileges(r1)
-
- auth_kind = "authority,ma,sa"
-
- new_cred.set_parent(self.auth.hierarchy.get_auth_cred(auth_hrn, kind=auth_kind))
-
new_cred.encode()
new_cred.sign()
- return new_cred.save_to_string(save_parents=True)
+ return new_cred
def loadCredential (self):