def domainExists(self, rawDomain):
domain = util.quot(rawDomain)
if os.path.isdir(os.path.join(
self.config.getSpool(),
domain)):
return True
else:
return False
def get(self, key):
if '@' not in key:
box, domain = util.host_split(key)
if box is not None:
# box.scalemail.example.com
# tell postfix this isn't a virtual domain,
# so it will obey transports
return
# example.com or scalemail.example.com
if domain is None:
# example.com
domain = util.quot(key)
if self.domainExists(domain):
return 'DOMAINEXISTS'
else:
return None
else:
local, host = key.split('@', 1)
if not host:
# "foo@", no way it'll ever match anything, claim it's
# not found
return None
box, domain = util.host_split(host)
if box is not None and domain is None:
raise ScalemailVirtualMapImpossibleDomain, \
(key, box, domain)
if domain is None:
# [email protected]
# handle just like [email protected]
domain = util.quot(host)
if not self.domainExists(domain):
# [email protected], where example.com is not known
return None
if box is not None:
# [email protected]
# no need to rewrite, claim it's not found
return None
d = self.callMappers('pre',
config=self.config,
local=local,
domain=domain)
def _afterPreMappers(answer, callMappers, config, local, domain):
if answer is not None:
return answer
d = self._getAccount(config, local, domain)
def _gotAccount(account, callMappers, *a, **kw):
d = callMappers('post', account=account, *a, **kw)
return d
d.addCallback(_gotAccount, callMappers, config=self.config, local=local, domain=domain)
return d
d.addCallback(_afterPreMappers, self.callMappers, self.config, local, domain)
def _joinAnswer(answer):
if answer is not None:
answer = ', '.join(answer)
return answer
d.addCallback(_joinAnswer)
def _fail(fail):
fail.trap(util.ScaleMailAccountNotFound)
return None
d.addErrback(_fail)
return d