def _getID(self):
"""
Returns a tuple: private key, public key, nodeID, private group ID, and
public group ID from config. If these values don't exist in conf file,
they are generated and added.
"""
# get the keys and IDs from the config file.
# If these values don't exist, generate a pub/priv key pair, nodeID,
# and groupIDs.
if not self.configParser.has_section("identification"):
self.configParser.add_section("identification")
try:
privkey = FludRSA.importPrivateKey(
eval(self.configParser.get("identification","Kr")))
except:
pubkey, privkey = FludCrypto.generateKeys()
else:
try:
pubkey = FludRSA.importPublicKey(
eval(self.configParser.get("identification","Ku")))
except:
pubkey = privkey.publickey()
try:
nodeID = self.configParser.get("identification","nodeID")
except:
#nodeID = FludCrypto.hashstring(str(pubkey.exportPublicKey()))
nodeID = pubkey.id()
try:
privgroupID = self.configParser.get("identification",
"groupIDr")[:64]
except:
privgroupID = 'fludtest' # default groupID hardcoded
try:
pubgroupID = self.configParser.get("identification","groupIDu")
except:
pubgroupID = FludCrypto.hashstring(str(pubkey.exportPublicKey())
+privgroupID)
# write the settings back out to config object
self.configParser.set("identification","Kr",privkey.exportPrivateKey())
self.configParser.set("identification","Ku",pubkey.exportPublicKey())
self.configParser.set("identification","nodeID",nodeID)
self.configParser.set("identification","groupIDr",privgroupID)
self.configParser.set("identification","groupIDu",pubgroupID)
# return the values
return privkey, pubkey, nodeID, privgroupID, pubgroupID
