def check_s(self):
'''
This function is used to validate the serial and the otp value/password.
method:
validate/check_s
arguments:
* serial: the serial number of the token
* pass: the password that consists of a possible fixes password component
and the OTP value
returns:
JSON response
'''
param = {}
param.update(request.params)
options = {}
options.update(param)
for k in ['user', 'serial', "pass", "init"]:
if k in options:
del options[k]
if 'init' in param:
if isSelfTest() == True:
options['initTime'] = param.get('init')
try:
passw = getParam(param, "pass", optional)
serial = getParam(param, 'serial', optional)
if serial is None:
user = getParam(param, 'user', optional)
if user is not None:
user = getUserFromParam(param, optional)
toks = getTokens4UserOrSerial(user=user, context=self.request_context)
if len(toks) == 0:
raise Exception("No token found!")
elif len(toks) > 1:
raise Exception("More than one token found!")
else:
tok = toks[0].token
desc = tok.get()
realms = desc.get('LinOtp.RealmNames')
if realms is None or len(realms) == 0:
realm = getDefaultRealm()
elif len(realms) > 0:
realm = realms[0]
userInfo = getUserInfo(tok.LinOtpUserid, tok.LinOtpIdResolver, tok.LinOtpIdResClass)
user = User(login=userInfo.get('username'), realm=realm)
serial = tok.getSerial()
c.audit['serial'] = serial
if isSelfTest() == True:
initTime = getParam(param, "init", optional)
if initTime is not None:
if options is None:
options = {}
options['initTime'] = initTime
options['scope'] = {"check_s": True}
vh = ValidationHandler(self.request_context)
(ok, opt) = vh.checkSerialPass(serial, passw, options=options)
c.audit['success'] = ok
Session.commit()
qr = param.get('qr', None)
if qr and opt and 'message' in opt:
try:
dataobj = opt.get('message')
param['alt'] = "%s" % opt
if 'transactionid' in opt:
param['transactionid'] = opt['transactionid']
return sendQRImageResult(response, dataobj, param)
except Exception as exc:
log.warning("failed to send QRImage: %r " % exc)
return sendQRImageResult(response, opt, param)
else:
return sendResult(response, ok, 0, opt=opt)
except Exception as exx:
log.exception("[check_s] validate/check_s failed: %r" % exx)
c.audit['info'] = unicode(exx)
Session.rollback()
return sendError(response, "validate/check_s failed: %s"
% unicode(exx), 0)
finally:
Session.close()
log.debug('[check_s] done')
def check_t(self):
"""
method:
ocra/check_t
description:
verify the response of the ocra token
arguments:
* transactionid: (required - string)
Dies ist eine Transaktions-ID, die bei der Challenge ausgegeben wurde.
* pass: (required - string)
die response, die der OCRA Token auf Grund der Challenge berechnet hat
returns:
A JSON response::
{
"version": "LinOTP 2.4",
"jsonrpc": "2.0",
"result": {
"status": true,
"value": {
"failcount" : 3,
"result": false
}
},
"id": 0
}
exception:
"""
res = {}
description = 'ocra/check_t: validate a token request.'
try:
param = getLowerParams(request.params)
log.info("[check_t] check OCRA token: %r" % param)
#checkPolicyPre('ocra', "check_t" , context=self.request_context)
passw = getParam(param, 'pass' , optional)
if passw is None:
## raise exception'''
log.exception("[check_t] missing pass ")
raise ParameterError("Usage: %s Missing parameter 'pass'." % description, id=77)
transid = getParam(param, 'transactionid', optional)
if transid is None:
## raise exception'''
log.exception("[check_t] missing transactionid, user or serial number of token")
raise ParameterError("Usage: %s Missing parameter 'transactionid'." % description, id=77)
## if we have a transaction, get serial from this challenge
value = {}
ocraChallenge = OcraTokenClass.getTransaction(transid)
if ocraChallenge is not None:
serial = ocraChallenge.tokenserial
tokens = getTokens4UserOrSerial(serial=serial,
context=self.request_context)
if len(tokens) == 0 or len(tokens) > 1:
raise Exception('tokenmismatch for token serial: %s'
% (unicode(serial)))
theToken = tokens[0]
tok = theToken.token
desc = tok.get()
realms = desc.get('LinOtp.RealmNames')
if realms is None or len(realms) == 0:
realm = getDefaultRealm()
elif len(realms) > 0:
realm = realms[0]
userInfo = getUserInfo(tok.LinOtpUserid, tok.LinOtpIdResolver, tok.LinOtpIdResClass)
user = User(login=userInfo.get('username'), realm=realm)
vh = ValidationHandler(self.request_context)
(ok, opt) = vh.checkSerialPass(serial, passw, user=user,
options={'transactionid': transid})
failcount = theToken.getFailCount()
value['result'] = ok
value['failcount'] = int(failcount)
else:
## no challenge found for this transid
value['result'] = False
value['failure'] = 'No challenge for transaction %r found'\
% transid
c.audit['success'] = res
#c.audit['info'] += "%s=%s, " % (k, value)
Session.commit()
return sendResult(response, value, 1)
except Exception as e :
log.exception("[check_t] failed: %r" % e)
Session.rollback()
return sendResult(response, unicode(e), 0)
finally:
Session.close()
log.debug("[check_t] done")
def check_t(self):
param = {}
value = {}
ok = False
opt = None
try:
param.update(request.params)
passw = getParam(param, "pass", required)
transid = param.get('state', None)
if transid is not None:
param['transactionid'] = transid
del param['state']
if transid is None:
transid = param.get('transactionid', None)
if transid is None:
raise Exception("missing parameter: state or transactionid!")
serial = get_tokenserial_of_transaction(transId=transid)
if serial is None:
value['value'] = False
value['failure'] = 'No challenge for transaction %r found'\
% transid
else:
param['serial'] = serial
tokens = getTokens4UserOrSerial(serial=serial, context=self.request_context)
if len(tokens) == 0 or len(tokens) > 1:
raise Exception('tokenmismatch for token serial: %s'
% (unicode(serial)))
theToken = tokens[0]
tok = theToken.token
realms = tok.getRealmNames()
if realms is None or len(realms) == 0:
realm = getDefaultRealm()
elif len(realms) > 0:
realm = realms[0]
userInfo = getUserInfo(tok.LinOtpUserid, tok.LinOtpIdResolver, tok.LinOtpIdResClass)
user = User(login=userInfo.get('username'), realm=realm)
vh = ValidationHandler(self.request_context)
(ok, opt) = vh.checkSerialPass(
serial, passw, user=user, options=param)
value['value'] = ok
failcount = theToken.getFailCount()
value['failcount'] = int(failcount)
c.audit['success'] = ok
#c.audit['info'] += "%s=%s, " % (k, value)
Session.commit()
qr = param.get('qr', None)
if qr and opt and 'message' in opt:
try:
dataobj = opt.get('message')
param['alt'] = "%s" % opt
if 'transactionid' in opt:
param['transactionid'] = opt['transactionid']
return sendQRImageResult(response, dataobj, param)
except Exception as exc:
log.warning("failed to send QRImage: %r " % exc)
return sendQRImageResult(response, opt, param)
else:
return sendResult(response, value, 1, opt=opt)
except Exception as exx:
log.exception("[check_t] validate/check_t failed: %r" % exx)
c.audit['info'] = unicode(exx)
Session.rollback()
return sendError(response, "validate/check_t failed: %s"
% unicode(exx), 0)
finally:
Session.close()
log.debug('[check_t] done')
