class Nonce(object):
""" Nonce handler """
def __init__(self, debug=None, logger=None):
self.debug = debug
self.logger = logger
self.dbstore = DBstore(self.debug, self.logger)
def __enter__(self):
""" Makes ACMEHandler a Context Manager """
return self
def __exit__(self, *args):
""" cose the connection at the end of the context """
def check(self, protected_decoded):
""" check nonce """
self.logger.debug('Nonce.check_nonce()')
if 'nonce' in protected_decoded:
(code, message,
detail) = self.check_and_delete(protected_decoded['nonce'])
else:
code = 400
message = 'urn:ietf:params:acme:error:badNonce'
detail = 'NONE'
self.logger.debug('Nonce.check_nonce() ended with:{0}'.format(code))
return (code, message, detail)
def check_and_delete(self, nonce):
""" check if nonce exists and delete it """
self.logger.debug('Nonce.nonce_check_and_delete({0})'.format(nonce))
if self.dbstore.nonce_check(nonce):
self.dbstore.nonce_delete(nonce)
code = 200
message = None
detail = None
else:
code = 400
message = 'urn:ietf:params:acme:error:badNonce'
detail = nonce
self.logger.debug(
'Nonce.check_and_delete() ended with:{0}'.format(code))
return (code, message, detail)
def generate_and_add(self):
""" generate new nonce and store it """
self.logger.debug('Nonce.nonce_generate_and_add()')
nonce = self.new()
self.logger.debug('got nonce: {0}'.format(nonce))
_id = self.dbstore.nonce_add(nonce)
self.logger.debug(
'Nonce.generate_and_add() ended with:{0}'.format(nonce))
return nonce
def new(self):
""" generate a new nonce """
self.logger.debug('Nonce.nonce_new()')
return uuid.uuid4().hex
class Nonce(object):
""" Nonce handler """
def __init__(self, debug=None, logger=None):
self.debug = debug
self.logger = logger
self.dbstore = DBstore(self.debug, self.logger)
def __enter__(self):
""" Makes ACMEHandler a Context Manager """
return self
def __exit__(self, *args):
""" cose the connection at the end of the context """
def _check_and_delete(self, nonce):
""" check if nonce exists and delete it """
self.logger.debug('Nonce.nonce._check_and_delete({0})'.format(nonce))
try:
nonce_chk_result = self.dbstore.nonce_check(nonce)
except BaseException as err_:
self.logger.critical(
'acme2certifier database error in Nonce._check_and_delete(): {0}'
.format(err_))
nonce_chk_result = False
if nonce_chk_result:
try:
self.dbstore.nonce_delete(nonce)
except BaseException as err_:
self.logger.critical(
'acme2certifier database error in Nonce._check_and_delete(): {0}'
.format(err_))
code = 200
message = None
detail = None
else:
code = 400
message = 'urn:ietf:params:acme:error:badNonce'
detail = nonce
self.logger.debug(
'Nonce._check_and_delete() ended with:{0}'.format(code))
return (code, message, detail)
def _new(self):
""" generate a new nonce """
self.logger.debug('Nonce.nonce__new()')
return uuid.uuid4().hex
def check(self, protected_decoded):
""" check nonce """
self.logger.debug('Nonce.check_nonce()')
if 'nonce' in protected_decoded:
(code, message,
detail) = self._check_and_delete(protected_decoded['nonce'])
else:
code = 400
message = 'urn:ietf:params:acme:error:badNonce'
detail = 'NONE'
self.logger.debug('Nonce.check_nonce() ended with:{0}'.format(code))
return (code, message, detail)
def generate_and_add(self):
""" generate new nonce and store it """
self.logger.debug('Nonce.nonce_generate_and_add()')
nonce = self._new()
self.logger.debug('got nonce: {0}'.format(nonce))
# self.logger.critical('foo')
try:
_id = self.dbstore.nonce_add(nonce)
except BaseException as err_:
self.logger.critical(
'acme2certifier database error in Nonce.generate_and_add(): {0}'
.format(err_))
self.logger.debug(
'Nonce.generate_and_add() ended with:{0}'.format(nonce))
return nonce
