def pam_conv(auth,query_list,userdata):
resp = []
for i in range(len(query_list)):
query, type = query_list[i]
if type == PAM.PAM_PROMPT_ECHO_ON:
val = raw_input(query)
resp.append((val,0))
elif type == PAM.PAM_PROMPT_ECHO_OFF:
challenge = os.urandom(20)
sha1 = SHA.new(challenge)
sha1.update(challenge)
digest = sha1.digest()
print "PYTHON digest: %s" % digest
print "PYTHON Encoded digest: %s" % base64.b64encode(digest)
cc = ccHandler()
cc.openSession()
signed = cc.sign(challenge)
val = base64.b64encode(digest)+'-'+signed
resp.append((val,0))
elif type == PAM.PAM_PROMPT_ERROR_MSG or type == PAM.PAM_PROMPT_TEXT_INFO:
print query
resp.append(('', 0))
else:
return None
return resp
def loginCC():
print "Trying to login using your citizen card\n"
cc = ccHandler()
err = cc.openSession()
if not err:
print 'Unavailable to login by Smartcard, please use your credentials \n'
return loginPw()
print 'Validating your citizen card'
if not cc.certificate_chain_verify():
print 'Your Smartcard certificate could not be verified, please user your credentials \n'
return loginPw()
print 'Citizen card validated\n'
s = requests.Session()
#prompt = '> '
#print "What's your username?"
print 'Getting your cardholder ID\n'
userid = cc.bi()#raw_input(prompt1)
resp = s.post('http://localhost:8080/auth/loginCC',headers={'userid':userid})
if resp.headers['error'] != 'OK':
return resp.headers['error']
username = resp.headers['username']
#print "CLIENT: B64 RECEIVED SEQUENCE %s" % resp.headers['challenge']
#print "CLIENT: DECODED SEQUENCE %s" % base64.b64decode(resp.headers['challenge'])
return sendChallenge(username,base64.b64decode(resp.headers['challenge']),cc)
from ccModule import ccHandler a=ccHandler() a.openSession() #a.sign() #a.verify() a.certificate_chain_verify() """ Verify CRL """ #a.revoked_certifications(r'X509v3 CRL Distribution Points:\s+Full Name:\s+URI:([^\s]+)') """ Verify Delta CRL """ #a.revoked_certifications(r'X509v3 Freshest CRL:\s+Full Name:\s+URI:([^\s]+)') #print str(result) #print a.bi() #print str(a.mx) #print str(a.ex)
def createPbox():
prompt = '> '
s = requests.Session()
print "To create a Safebox account, make sure you have your citizen card connected to your computer.\nThis can be used later as an authentication method for your Safebox account\n"
raw_input('Press any key to continue\n')
a=ccHandler()
err = a.openSession()
if not err:
return 'Smartcard unavailable\n'
"""
Get from CC
Modulus, exponent and BI
"""
a.sign('1234567890')
a.verify()
bi = a.bi()
s.headers = {'userid': bi}
res = s.post('http://localhost:8080/existingcc')
if res.headers['existingcc'] == '1':
return 'An account associated with this Citizen Card already exists, you cannot create another one'
print 'Validating your citizen card'
if not a.certificate_chain_verify():
print 'Your Smartcard certificate could not be verified, please user your credentials \n'
print 'Citizen card validated\n'
mx = a.mx
ex = a.ex
#print "\n\nbi:" + bi
#print "\n\nmx:" + mx
#print "\n\nex:" + ex
print "Username?"
username = raw_input(prompt)
s.headers = {'username': username}
res = s.post('http://localhost:8080/existinguser')
if res.headers['existinguser'] == '1':
return 'Username has been taken, please choose another one'
print "Password?"
while 1:
os.system("stty -echo")
password = raw_input(prompt)
os.system("stty echo")
if(len(password) < 6):
print 'Password too short'
else:
break
#TODO validar forca da password
# Public and Private key - RSA
rsa = RSA.generate(2048)
priv = open('private.pem','w')
priv.write(rsa.exportKey('PEM'))
pubkey = rsa.publickey().exportKey('PEM').encode('hex')
hashedpw = bcrypt.hashpw(password,bcrypt.gensalt())
s.headers = {'username': username, 'pwd':hashedpw.encode('hex'), 'pubkey':pubkey, 'bi': bi, 'mx': mx, 'ex' : ex}
res = s.post('http://localhost:8080/createPbox')
result = res.headers['result']
if result == '0':
return 'Registration failed!'
else:
print '\nHi ' + username + '! Welcome to SafeBox! You have created a PBox successfully! ' # (ID: ' + pbox_id + ')'
