upload files
parent
1e0b5d3813
commit
21225e2cdc
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# -*- coding: utf-8 -*-
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from twisted.cred.checkers import ICredentialsChecker
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from twisted.cred import credentials, error
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from twisted.python import failure
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from twisted.internet import reactor, defer
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from twisted.internet.task import LoopingCall
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from zope.interface import implements
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from mech_smtp import SerpentSMTPFactory, smtp_portal
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from mech_imap import SerpentIMAPFactory, imap_portal
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from serpent.usrpwd import dbs
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from serpent.queue import squeue
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from serpent.config import conf
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class CredChecker(object):
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'''Класс проверки данных авторизации.
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Параметром в конструктор передаётся список (list()) объектов баз пользователей.'''
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implements(ICredentialsChecker)
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credentialInterfaces = (credentials.IUsernamePassword,
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credentials.IUsernameHashedPassword)
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def __init__(self, dbs):
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self.dbs = dbs
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def _cbPasswordMatch(self, matched, username):
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if matched:
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return username
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else:
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return failure.Failure(error.UnauthorizedLogin())
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def requestAvatarId(self, credentials):
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found_user = False
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for db in self.dbs:
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found_user = db.user_exist(credentials.username)
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if found_user:
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pwdfunc = db.check_pw
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break
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if found_user:
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return defer.maybeDeferred(
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pwdfunc, [credentials.username, credentials.password]).addCallback(
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self._cbPasswordMatch, str(credentials.username))
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else:
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return defer.fail(error.UnauthorizedLogin())
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checker = CredChecker(dbs)
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smtp_portal.registerChecker(checker)
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smtp_factory = SerpentSMTPFactory(smtp_portal)
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imap_portal.registerChecker(checker)
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imap_factory = SerpentIMAPFactory(imap_portal)
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reactor.listenTCP(2500, smtp_factory)
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reactor.listenTCP(1430, imap_factory)
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qtask = LoopingCall(squeue.run)
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qtask.start(conf.smtp_queue_check_period)
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reactor.run()
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# -*- coding: utf-8 -*-
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import os
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from zope.interface import implements
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from twisted.cred import portal
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from twisted.internet import protocol, ssl
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from twisted.mail import imap4
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from serpent.config import conf
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from serpent.imap.mailbox import IMAPMailbox
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from serpent.misc import IMAP_HDELIM, IMAP_MBOX_REG, IMAP_ACC_CONN_NUM
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from shutil import rmtree, move
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class IMAPUserAccount(object):
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implements(imap4.IAccount)
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def __init__(self, mdir):
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if not os.path.exists(mdir):
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os.makedirs(mdir)
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self.dir = mdir
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if self.dir in IMAP_MBOX_REG.keys():
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IMAP_MBOX_REG[self.dir][IMAP_ACC_CONN_NUM] += 1
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else:
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IMAP_MBOX_REG[self.dir] = {}
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IMAP_MBOX_REG[self.dir][IMAP_ACC_CONN_NUM] = 0
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for m in conf.imap_auto_mbox:
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if m not in IMAP_MBOX_REG[self.dir].keys():
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if isinstance(m, unicode):
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m = m.encode('imap4-utf-7')
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IMAP_MBOX_REG[self.dir][m] = IMAPMailbox(os.path.join(self.dir, m))
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IMAP_MBOX_REG[self.dir][m]._start_monitor()
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self.subscribe(m)
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def _getMailbox(self, path):
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if isinstance(path, unicode):
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path = path.encode('imap4-utf-7')
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fullPath = os.path.join(self.dir, path)
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mbox = IMAPMailbox(fullPath)
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mbox._start_monitor()
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return mbox
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def listMailboxes(self, ref, wildcard):
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for box in os.listdir(self.dir):
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yield box.decode('imap4-utf-7'), self.create(box)
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def select(self, path, rw=False):
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if isinstance(path, unicode):
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path = path.encode('imap4-utf-7')
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if path in IMAP_MBOX_REG[self.dir].keys():
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return IMAP_MBOX_REG[self.dir][path]
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else:
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if path in os.listdir(self.dir):
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return self.create(path)
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else:
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raise imap4.NoSuchMailbox, path
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def addMailbox(self, name, mbox = None):
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if mbox:
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raise NotImplementedError
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return self.create(name)
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def create(self, pathspec):
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if isinstance(pathspec, unicode):
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pathspec = pathspec.encode('imap4-utf-7')
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if pathspec not in IMAP_MBOX_REG[self.dir].keys():
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paths = filter(None, pathspec.split(IMAP_HDELIM))
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for accum in range(1, len(paths)):
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subpath = IMAP_HDELIM.join(paths[:accum])
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if subpath not in IMAP_MBOX_REG[self.dir].keys():
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try:
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IMAP_MBOX_REG[self.dir][subpath] = self._getMailbox(IMAP_HDELIM.join(paths[:accum]))
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except imap4.MailboxCollision:
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pass
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IMAP_MBOX_REG[self.dir][pathspec] = self._getMailbox(pathspec)
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return IMAP_MBOX_REG[self.dir][pathspec]
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def delete(self, pathspec):
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if isinstance(pathspec, unicode):
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pathspec = pathspec.encode('imap4-utf-7')
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if pathspec in conf.imap_auto_mbox:
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raise imap4.MailboxException, pathspec
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if pathspec not in IMAP_MBOX_REG[self.dir].keys():
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raise imap4.MailboxException("No such mailbox")
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inferiors = self._inferiorNames(pathspec)
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if r'\Noselect' in IMAP_MBOX_REG[self.dir][pathspec].getFlags():
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# Check for hierarchically inferior mailboxes with this one
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# as part of their root.
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for inferior in inferiors:
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if inferior != pathspec:
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raise imap4.MailboxException, "Hierarchically inferior mailboxes exist and \\Noselect is set"
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for inferior in inferiors:
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mdir = IMAP_MBOX_REG[self.dir][inferior].path
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IMAP_MBOX_REG[self.dir][inferior].destroy()
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del IMAP_MBOX_REG[self.dir][inferior]
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rmtree(mdir)
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return True
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def rename(self, oldname, newname):
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if oldname in conf.imap_auto_mbox:
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raise imap4.MailboxException, oldname
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if isinstance(oldname, unicode):
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oldname = oldname.encode('imap4-utf-7')
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if isinstance(newname, unicode):
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newname = newname.encode('imap4-utf-7')
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if oldname not in IMAP_MBOX_REG[self.dir].keys():
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raise imap4.NoSuchMailbox, oldname
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inferiors = [(o, o.replace(oldname, newname, 1)) for o in self._inferiorNames(oldname)]
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for (old, new) in inferiors:
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if new in IMAP_MBOX_REG[self.dir].keys():
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raise imap4.MailboxCollision, new
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for (old, new) in inferiors:
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move(os.path.join(self.dir, old), os.path.join(self.dir, new))
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IMAP_MBOX_REG[self.dir][new] = IMAP_MBOX_REG[self.dir][old]
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IMAP_MBOX_REG[self.dir][new].path = os.path.join(self.dir, new)
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del IMAP_MBOX_REG[self.dir][old]
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return True
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def subscribe(self, name):
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if isinstance(name, unicode):
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name = name.encode('imap4-utf-7')
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if name in IMAP_MBOX_REG[self.dir].keys():
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IMAP_MBOX_REG[self.dir][name].flags['subscribed'] = True
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IMAP_MBOX_REG[self.dir][name]._save_flags()
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def unsubscribe(self, name):
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if isinstance(name, unicode):
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name = name.encode('imap4-utf-7')
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if name in IMAP_MBOX_REG[self.dir].keys():
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IMAP_MBOX_REG[self.dir][name].flags['subscribed'] = False
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IMAP_MBOX_REG[self.dir][name]._save_flags()
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def isSubscribed(self, name):
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if isinstance(name, unicode):
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name = name.encode('imap4-utf-7')
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return IMAP_MBOX_REG[self.dir][name].flags['subscribed']
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def _inferiorNames(self, name):
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name_l = name.split(IMAP_HDELIM)
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inferiors = []
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for infname in IMAP_MBOX_REG[self.dir].keys():
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if name_l == infname.split(IMAP_HDELIM)[:len(name_l)]:
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inferiors.append(infname)
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return inferiors
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class SerpentIMAPRealm(object):
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implements(portal.IRealm)
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def requestAvatar(self, avatarId, mind, *interfaces):
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if imap4.IAccount not in interfaces:
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raise NotImplementedError(
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"This realm only supports the imap4.IAccount interface.")
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mdir = os.path.join(conf.app_dir, conf.maildir_user_path % avatarId)
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avatar = IMAPUserAccount(mdir)
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return imap4.IAccount, avatar, lambda: None
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###############################################################################
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class IMAPServerProtocol(imap4.IMAP4Server):
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def lineReceived(self, line):
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print "CLIENT:", line
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imap4.IMAP4Server.lineReceived(self, line)
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def sendLine(self, line):
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imap4.IMAP4Server.sendLine(self, line)
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print "SERVER:", line
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def connectionLost(self, reason):
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self.setTimeout(None)
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if self.account and self.account.dir in IMAP_MBOX_REG.keys():
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IMAP_MBOX_REG[self.account.dir][IMAP_ACC_CONN_NUM] -= 1
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if IMAP_MBOX_REG[self.account.dir][IMAP_ACC_CONN_NUM] <= 0:
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for m in IMAP_MBOX_REG[self.account.dir].keys():
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if m == IMAP_ACC_CONN_NUM:
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continue
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IMAP_MBOX_REG[self.account.dir][m].close()
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del IMAP_MBOX_REG[self.account.dir][m]
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del IMAP_MBOX_REG[self.account.dir]
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self.account = None
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def _parseMbox(self, name):
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if isinstance(name, unicode):
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return name
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try:
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return name.decode('imap4-utf-7')
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except:
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#log.err()
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raise imap4.IllegalMailboxEncoding(name)
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def _cbCopySelectedMailbox(self, mbox, tag, messages, mailbox, uid):
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if not isinstance(mbox, IMAPMailbox):
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self.sendNegativeResponse(tag, 'No such mailbox: ' + mailbox)
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else:
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imap4.maybeDeferred(self.mbox.fetch, messages, uid
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).addCallback(self.__cbCopy, tag, mbox
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).addCallback(self.__cbCopied, tag, mbox
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).addErrback(self.__ebCopy, tag
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)
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def __cbCopy(self, messages, tag, mbox):
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# XXX - This should handle failures with a rollback or something
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addedDeferreds = []
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fastCopyMbox = imap4.IMessageCopier(mbox, None)
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for (_id, msg) in messages:
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if fastCopyMbox is not None:
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d = imap4.maybeDeferred(fastCopyMbox.copy, msg)
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addedDeferreds.append(d)
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continue
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# XXX - The following should be an implementation of IMessageCopier.copy
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# on an IMailbox->IMessageCopier adapter.
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flags = msg.getFlags()
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date = msg.getInternalDate()
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body = imap4.IMessageFile(msg, None)
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if body is not None:
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bodyFile = body.open()
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d = imap4.maybeDeferred(mbox.addMessage, bodyFile, flags, date)
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else:
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def rewind(f):
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f.seek(0)
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return f
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_buffer = imap4.tempfile.TemporaryFile()
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d = imap4.MessageProducer(msg, _buffer, self._scheduler
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).beginProducing(None
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).addCallback(lambda _, b=_buffer, f=flags, d=date: mbox.addMessage(rewind(b), f, d)
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)
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addedDeferreds.append(d)
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return imap4.defer.DeferredList(addedDeferreds)
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def __cbCopied(self, deferredIds, tag, mbox):
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ids = []
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failures = []
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for (status, result) in deferredIds:
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if status:
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ids.append(result)
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else:
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failures.append(result.value)
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if failures:
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self.sendNegativeResponse(tag, '[ALERT] Some messages were not copied')
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else:
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self.sendPositiveResponse(tag, 'COPY completed')
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def __ebCopy(self, failure, tag):
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self.sendBadResponse(tag, 'COPY failed:' + str(failure.value))
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#log.err(failure)
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def _cbAppendGotMailbox(self, mbox, tag, flags, date, message):
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if not isinstance(mbox, IMAPMailbox):
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self.sendNegativeResponse(tag, '[TRYCREATE] No such mailbox')
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return
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d = mbox.addMessage(message, flags, date)
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d.addCallback(self.__cbAppend, tag, mbox)
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d.addErrback(self.__ebAppend, tag)
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def __cbAppend(self, result, tag, mbox):
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self.sendUntaggedResponse('%d EXISTS' % mbox.getMessageCount())
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self.sendPositiveResponse(tag, 'APPEND complete')
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def __ebAppend(self, failure, tag):
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self.sendBadResponse(tag, 'APPEND failed: ' + str(failure.value))
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def _cbStatusGotMailbox(self, mbox, tag, mailbox, names):
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if isinstance(mbox, IMAPMailbox):
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imap4.maybeDeferred(mbox.requestStatus, names).addCallbacks(
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self.__cbStatus, self.__ebStatus,
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(tag, mailbox), None, (tag, mailbox), None
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)
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else:
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self.sendNegativeResponse(tag, "Could not open mailbox")
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def _ebStatusGotMailbox(self, failure, tag):
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self.sendBadResponse(tag, "Server error encountered while opening mailbox.")
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#log.err(failure)
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def __cbStatus(self, status, tag, box):
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line = ' '.join(['%s %s' % x for x in status.iteritems()])
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if isinstance(box, unicode):
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box = box.encode('imap4-utf-7')
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self.sendUntaggedResponse('STATUS %s (%s)' % (box, line))
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self.sendPositiveResponse(tag, 'STATUS complete')
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def __ebStatus(self, failure, tag, box):
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self.sendBadResponse(tag, 'STATUS %s failed: %s' % (box, str(failure.value)))
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################################################################################
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class SerpentIMAPFactory(protocol.Factory):
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def __init__(self, portal):
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self.portal = portal
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def buildProtocol(self, addr):
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contextFactory = None
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if conf.tls:
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tls_data = file(conf.tls_pem, 'rb').read()
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cert = ssl.PrivateCertificate.loadPEM(tls_data)
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contextFactory = cert.options()
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p = IMAPServerProtocol(contextFactory = contextFactory)
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if conf.tls:
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p.canStartTLS = True
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p.IDENT = '%s ready' % conf.SRVNAME
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p.portal = self.portal
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return p
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imap_portal = portal.Portal(SerpentIMAPRealm())
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# -*- coding: utf-8 -*-
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from serpent.config import conf
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from serpent import rules
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from serpent.queue import squeue
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from email.Header import Header
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from zope.interface import implements
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from twisted.internet import defer, ssl
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from twisted.mail import smtp
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from twisted.mail.imap4 import LOGINCredentials, PLAINCredentials
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from twisted.cred.portal import IRealm, Portal
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class SmtpMessageDelivery:
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implements(smtp.IMessageDelivery)
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def __init__(self, avatarId = None):
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self.avatarId = avatarId
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def receivedHeader(self, helo, origin, recipients):
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header = conf.smtp_header.format(
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sender_ip = helo[1],
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sender_host = helo[0],
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srv_host = conf.smtp_hostname,
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srv_info = conf.srv_version,
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sender = conf.smtp_email_delim.join([origin.local, origin.domain]),
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id = self.messageid,
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rcpt = conf.smtp_email_delim.join([recipients[0].dest.local, recipients[0].dest.domain]),
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date = smtp.rfc822date()
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)
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return 'Received: %s' % Header(header)
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def validateFrom(self, helo, origin): # Надо воткнуть всякие проверки хоста по HELO
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try:
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rules.validateFrom(self, [origin.local, origin.domain])
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except:
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raise
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else:
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return origin
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def validateTo(self, user):
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self.messageid = smtp.messageid().split('@')[0].strip('<')
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try:
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rules.validateTo(self, user)
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except:
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raise
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else:
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msg = {
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'from': [user.orig.local, user.orig.domain],
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'rcpt': [user.dest.local, user.dest.domain],
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'transaction_id': self.messageid,
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'id': smtp.messageid().split('@')[0].strip('<')
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}
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return lambda: SmtpMessage(msg)
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class SmtpMessage:
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implements(smtp.IMessage)
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def __init__(self, msg):
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self.lines = []
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self.size = 0
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self.msg = msg
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def lineReceived(self, line):
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self.lines.append(line)
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def eomReceived(self):
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self.lines.append('')
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self.msg['message'] = "\n".join(self.lines)
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self.lines = None
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return defer.succeed(squeue.add(self.msg))
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def connectionLost(self):
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# There was an error, throw away the stored lines
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self.lines = None
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||||
|
||||
class SerpentESMTP(smtp.ESMTP):
|
||||
def ext_AUTH(self, rest):
|
||||
if self.canStartTLS and not self.startedTLS:
|
||||
self.sendCode(538, 'Unencrypted auth denied')
|
||||
return
|
||||
if self.authenticated:
|
||||
self.sendCode(503, 'Already authenticated')
|
||||
return
|
||||
parts = rest.split(None, 1)
|
||||
chal = self.challengers.get(parts[0].upper(), lambda: None)()
|
||||
if not chal:
|
||||
self.sendCode(504, 'Unrecognized authentication type')
|
||||
return
|
||||
self.mode = smtp.AUTH
|
||||
self.challenger = chal
|
||||
if len(parts) > 1:
|
||||
chal.getChallenge() # Discard it, apparently the client does not
|
||||
# care about it.
|
||||
rest = parts[1]
|
||||
else:
|
||||
rest = None
|
||||
self.state_AUTH(rest)
|
||||
|
||||
class SerpentSMTPFactory(smtp.SMTPFactory):
|
||||
protocol = SerpentESMTP
|
||||
|
||||
def __init__(self, *a, **kw):
|
||||
smtp.SMTPFactory.__init__(self, *a, **kw)
|
||||
self.delivery = SmtpMessageDelivery()
|
||||
|
||||
def buildProtocol(self, addr):
|
||||
contextFactory = None
|
||||
if conf.tls:
|
||||
tls_data = file(conf.tls_pem, 'rb').read()
|
||||
cert = ssl.PrivateCertificate.loadPEM(tls_data)
|
||||
contextFactory = cert.options()
|
||||
p = smtp.SMTPFactory.buildProtocol(self, addr)
|
||||
p.ctx = contextFactory
|
||||
if conf.tls:
|
||||
p.canStartTLS = True
|
||||
p.host = conf.smtp_hostname
|
||||
p.delivery = self.delivery
|
||||
p.challengers = {"LOGIN": LOGINCredentials, "PLAIN": PLAINCredentials}
|
||||
return p
|
||||
|
||||
|
||||
|
||||
class SmtpRealm:
|
||||
implements(IRealm)
|
||||
|
||||
def requestAvatar(self, avatarId, mind, *interfaces):
|
||||
if smtp.IMessageDelivery in interfaces:
|
||||
return smtp.IMessageDelivery, SmtpMessageDelivery(avatarId), lambda: None
|
||||
raise NotImplementedError()
|
||||
|
||||
|
||||
|
||||
smtp_portal = Portal(SmtpRealm())
|
||||
|
|
@ -0,0 +1,31 @@
|
|||
-----BEGIN CERTIFICATE-----
|
||||
MIICizCCAfQCCQCUjWJ4YHqnSjANBgkqhkiG9w0BAQsFADCBiTELMAkGA1UEBhMC
|
||||
UlUxDzANBgNVBAgMBk1vc2NvdzEPMA0GA1UEBwwGTW9zY293MRAwDgYDVQQKDAdN
|
||||
QksgTGFiMQswCQYDVQQLDAJJVDEZMBcGA1UEAwwQbWFpbC5zZXJwZW50Lm9yZzEe
|
||||
MBwGCSqGSIb3DQEJARYPc2FsZUBtYmstbGFiLnJ1MB4XDTE1MDQyMTEyMjAxNVoX
|
||||
DTE2MDQyMDEyMjAxNVowgYkxCzAJBgNVBAYTAlJVMQ8wDQYDVQQIDAZNb3Njb3cx
|
||||
DzANBgNVBAcMBk1vc2NvdzEQMA4GA1UECgwHTUJLIExhYjELMAkGA1UECwwCSVQx
|
||||
GTAXBgNVBAMMEG1haWwuc2VycGVudC5vcmcxHjAcBgkqhkiG9w0BCQEWD3NhbGVA
|
||||
bWJrLWxhYi5ydTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAmLEQkuDxufFO
|
||||
keco1Wl8jmXMzp07EUFkuYcJYUAeIWSYmXPYs+fMVZS9FIA8jHahx67PgZqOgozY
|
||||
Yan2VHBfU16H7OUl0GTz7je3rvnBd+WRiEgCVQuN3sM5bYy33DmqWyGJxXk1hFoH
|
||||
oNJOhyM5nrNZsSO6omNcssfSn/gxZeMCAwEAATANBgkqhkiG9w0BAQsFAAOBgQBE
|
||||
KOW94kvNPvZC61Rwq3i3LErXH4TKJqltNDLyrKwScMx8qTPPMrr4mYWJaFpO2kiq
|
||||
jsjNevUFIXrjbsycldIpNqHaqKEg2WdIdTGSClf2/Rkv2zzrCB4chbib6Mn1KuHF
|
||||
syf1Ypa/BV6cb6jJxfIQljFz6IuZJz4zz2QnJfKROg==
|
||||
-----END CERTIFICATE-----
|
||||
-----BEGIN RSA PRIVATE KEY-----
|
||||
MIICXAIBAAKBgQCYsRCS4PG58U6R5yjVaXyOZczOnTsRQWS5hwlhQB4hZJiZc9iz
|
||||
58xVlL0UgDyMdqHHrs+Bmo6CjNhhqfZUcF9TXofs5SXQZPPuN7eu+cF35ZGISAJV
|
||||
C43ewzltjLfcOapbIYnFeTWEWgeg0k6HIzmes1mxI7qiY1yyx9Kf+DFl4wIDAQAB
|
||||
AoGAFtlQQJp2sbuBZWXw/1aEtA5ZwoVWxHNDrludtLbSi26xQy1JvUovkpLqZHn4
|
||||
FZDfDrGDDcLiFnkbHCpB2UrjiKwKSd9z24lqHOmGPbWH+nsj3molN8JtmJD4V89K
|
||||
ClncRJ+TBQ2aj+vjmDozNJwnNvSc1sS2h8u1RMMe7A3a0NECQQDJ9446vOEaSGZH
|
||||
7vTa83Igp3MCEmZ+52jJzEilm7SkATp0F17ARKG7ELJlpG1DLxHgoJLE+Ou/6ehN
|
||||
9Ve88b35AkEAwYq1INLj7e6wA/VVFBWSn0ooHqkdXN75yKQFJOAgEb3yI3iztl3h
|
||||
ifaxgOjivAxz7LOnKm/WsA4LSBe5WFTpuwJAP2QeFj2WgcNbpxRPcjGbDrjAFlRk
|
||||
K0zCzSP7YU9/4UIpcKqtKLfh828IL3LugHnTqKd9qalfhXsLWPy6rylJMQJAYOuI
|
||||
Rva1A6q65FCQGW2wLiqhqrD/rklPBsX0eYHvLVNUlaTVQicDUeaC/04gdRE7YDab
|
||||
KOo2tZVi2uhefbiQDwJBAIfYntshq7z81u5PQF/qS4sNRZimtm5BtNx+FREheT4h
|
||||
WaJMjtIrZAcg0VGiBRbIBqMz86lxqfe45nDlL97unuw=
|
||||
-----END RSA PRIVATE KEY-----
|
||||
|
|
@ -0,0 +1,34 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
class Config(object):
|
||||
pass
|
||||
|
||||
conf = Config()
|
||||
conf.VERSION = '0.0.1'
|
||||
conf.SRVNAME = 'Serpent'
|
||||
conf.srv_version = '%s %s' % (conf.SRVNAME, conf.VERSION)
|
||||
conf.local_domains = ['dom.lan'] # Список доменов, для которых будет приниматься почта
|
||||
conf.tls = True
|
||||
conf.tls_pem = '/home/inpos/ownCloud/workspace/serpent/serpent.pem'
|
||||
conf.smtp_open_relay = False # Разрешить ли пересылку откуда угодно куда угодно
|
||||
conf.smtp_email_delim = '@'
|
||||
conf.smtp_header = '''from [{sender_ip}] (helo={sender_host})
|
||||
by {srv_host} with ESMTP ({srv_info})
|
||||
(envelope-from <{sender}>)
|
||||
id {id}
|
||||
for {rcpt}; {date}
|
||||
'''
|
||||
conf.smtp_hostname = 'mail.dom.lan'
|
||||
conf.app_dir = '/home/inpos/tmp/serpent'
|
||||
conf.smtp_queue_dir = 'smtp_queue'
|
||||
conf.smtp_message_size = 40 # Размер в МБ
|
||||
conf.smtp_queue_check_period = 30 # Передичность запуска обработки очереди в минутах
|
||||
conf.smtp_queue_message_ttl = 3 * 24 * 60 # Время жизни сообщения в очереди в минутах
|
||||
conf.maildir_user_path = 'mailstore/%s/'
|
||||
|
||||
conf.imap_SENT = 'Sent'
|
||||
conf.imap_TRASH = 'Trash'
|
||||
conf.imap_subscribed = '.subscribed'
|
||||
conf.imap_flags = 'flags'
|
||||
conf.imap_auto_mbox = ['INBOX', 'Sent', 'Trash']
|
||||
conf.imap_expunge_on_close = True
|
||||
conf.imap_check_new_interval = 10.0 # Период проверки новых сообщений в ящике
|
||||
|
|
@ -0,0 +1,76 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
|
||||
import os
|
||||
import pickle
|
||||
from glob import iglob
|
||||
from serpent.config import conf
|
||||
from serpent.misc import IMAP_FLAGS
|
||||
|
||||
class SmtpFileStore(object):
|
||||
def __init__(self, dpath):
|
||||
self.path = dpath
|
||||
if not os.path.exists(dpath):
|
||||
os.makedirs(dpath)
|
||||
def read(self, fid):
|
||||
try:
|
||||
with open(os.path.join(self.path, fid), 'rb') as f, open(os.path.join(self.path, fid + '.i'), 'rb') as i:
|
||||
data = pickle.load(i)
|
||||
try:
|
||||
data['message'] = f.read()
|
||||
except:
|
||||
raise
|
||||
return data
|
||||
except:
|
||||
#return False
|
||||
raise
|
||||
def write(self, data):
|
||||
fid = data['id']
|
||||
try:
|
||||
with open(os.path.join(self.path, fid), 'wb') as f, open(os.path.join(self.path, fid + '.i'), 'wb') as i:
|
||||
m = data['message']
|
||||
data['message'] = ''
|
||||
try:
|
||||
pickle.dump(data, i, 2)
|
||||
f.write(m)
|
||||
except:
|
||||
raise
|
||||
return True
|
||||
except:
|
||||
#return False
|
||||
raise
|
||||
def getinfo(self, fid):
|
||||
try:
|
||||
with open(os.path.join(self.path, fid + '.i'), 'rb') as i:
|
||||
data = pickle.load(i)
|
||||
return data
|
||||
except:
|
||||
return False
|
||||
def setinfo(self, data):
|
||||
try:
|
||||
with open(os.path.join(self.path, data['id'] + '.i'), 'wb') as i:
|
||||
pickle.dump(data, i, 2)
|
||||
return True
|
||||
except:
|
||||
return False
|
||||
def list(self):
|
||||
return [i.split('/')[-1].rstrip('\.i') for i in iglob(self.path + '*.i')]
|
||||
def delete(self, fid):
|
||||
os.remove(os.path.join(self.path, fid + '.i'))
|
||||
os.remove(os.path.join(self.path, fid))
|
||||
|
||||
class MailDirStore(object):
|
||||
def __init__(self):
|
||||
from serpent.imap import mailbox
|
||||
self.mbox = mailbox
|
||||
def deliver(self, user, message):
|
||||
mdir = os.path.join(conf.app_dir, conf.maildir_user_path % user)
|
||||
if not os.path.exists(mdir):
|
||||
os.makedirs(mdir)
|
||||
inbox = os.path.join(mdir, 'INBOX')
|
||||
mailbox = self.mbox.IMAPMailbox(inbox)
|
||||
try:
|
||||
mailbox.addMessage(message, [IMAP_FLAGS['RECENT']])
|
||||
return True
|
||||
except:
|
||||
raise
|
||||
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
from twisted.mail import smtp
|
||||
### Исключения
|
||||
class SMTPAuthReqError(smtp.SMTPServerError):
|
||||
'''Класс исключения. Сообщает о необходимости авторизации.'''
|
||||
def __init__(self):
|
||||
smtp.SMTPServerError.__init__(self, 550, 'Authentication required!')
|
||||
|
||||
class SMTPNotOpenRelay(smtp.SMTPServerError):
|
||||
def __init__(self):
|
||||
smtp.SMTPServerError.__init__(self, 550, 'Not Open Relay!')
|
||||
###
|
||||
|
||||
SMTPBadRcpt = smtp.SMTPBadRcpt
|
||||
SMTPBadSender = smtp.SMTPBadSender
|
||||
|
|
@ -0,0 +1,341 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
|
||||
from twisted.mail import maildir, imap4
|
||||
from twisted.mail.smtp import rfc822date
|
||||
from twisted.internet import inotify
|
||||
from twisted.python import filepath
|
||||
|
||||
from zope.interface import implements
|
||||
from threading import Thread
|
||||
|
||||
import random
|
||||
import email
|
||||
from pickle import load, dump
|
||||
from StringIO import StringIO
|
||||
import os
|
||||
|
||||
from serpent.config import conf
|
||||
from serpent import misc
|
||||
|
||||
class LoopingTask(Thread):
|
||||
def __init__(self, func, event, interval):
|
||||
Thread.__init__(self)
|
||||
self.func = func
|
||||
self.interval = interval
|
||||
self.stopped = event
|
||||
|
||||
def run(self):
|
||||
while not self.stopped.wait(self.interval):
|
||||
self.func()
|
||||
|
||||
class SerpentAppendMessageTask(maildir._MaildirMailboxAppendMessageTask):
|
||||
|
||||
def moveFileToNew(self):
|
||||
while True:
|
||||
newname = os.path.join(self.mbox.path, "new", maildir._generateMaildirName())
|
||||
try:
|
||||
self.osrename(self.tmpname, newname)
|
||||
break
|
||||
except OSError, (err, estr):
|
||||
import errno
|
||||
# if the newname exists, retry with a new newname.
|
||||
if err != errno.EEXIST:
|
||||
self.fail()
|
||||
newname = None
|
||||
break
|
||||
if newname is not None:
|
||||
self.mbox.lastadded = newname
|
||||
self.defer.callback(None)
|
||||
self.defer = None
|
||||
|
||||
|
||||
|
||||
class ExtendedMaildir(maildir.MaildirMailbox):
|
||||
def __iter__(self):
|
||||
return iter(self.list)
|
||||
|
||||
def __getitem__(self, i):
|
||||
return self.list[i]
|
||||
|
||||
class IMAPMailbox(ExtendedMaildir):
|
||||
implements(imap4.IMailbox, imap4.ICloseableMailbox)
|
||||
|
||||
AppendFactory = SerpentAppendMessageTask
|
||||
|
||||
def __init__(self, path):
|
||||
maildir.initializeMaildir(path)
|
||||
self.listeners = []
|
||||
self.path = path
|
||||
self.lastadded = None
|
||||
if not os.path.exists(os.path.join(path, conf.imap_flags)):
|
||||
self.__init_flags_()
|
||||
else:
|
||||
self.__load_flags_()
|
||||
self.__check_flags()
|
||||
|
||||
def _start_monitor(self):
|
||||
self.notifier = inotify.INotify()
|
||||
self.notifier.startReading()
|
||||
self.notifier.watch(filepath.FilePath(os.path.join(self.path, 'new')),
|
||||
callbacks=[self._new_files])
|
||||
self.notifier.watch(filepath.FilePath(os.path.join(self.path,'cur')),
|
||||
callbacks=[self._new_files])
|
||||
|
||||
def _new_files(self, wo, path, code):
|
||||
if code == inotify.IN_MOVED_TO or code == inotify.IN_DELETE:
|
||||
for l in self.listeners:
|
||||
l.newMessages(self.getMessageCount(), self.getRecentCount())
|
||||
|
||||
def __init_flags_(self):
|
||||
for fdir in ['new','cur']:
|
||||
for fn in os.listdir(os.path.join(self.path, fdir)):
|
||||
if fn not in self.flags['uid'].keys():
|
||||
self.flags['uid'][fn] = self.getUIDNext()
|
||||
if fdir == 'new':
|
||||
self.flags['flags'][fn] = []
|
||||
else:
|
||||
self.flags['flags'][fn] = misc.IMAP_FLAGS['SEEN']
|
||||
self._save_flags()
|
||||
self.__load_flags_()
|
||||
|
||||
def __load_flags_(self):
|
||||
try:
|
||||
self.flags = load(file(os.path.join(self.path, conf.imap_flags), 'rb'))
|
||||
except:
|
||||
self.flags = {
|
||||
'flags': {},
|
||||
'subscribed': False,
|
||||
'uidvalidity': random.randint(0, 2**32),
|
||||
'uid': {},
|
||||
'uidnext': 1
|
||||
}
|
||||
self._save_flags()
|
||||
self.__init_flags_()
|
||||
|
||||
def __check_flags(self):
|
||||
l = [l for l in self.__msg_list_()]
|
||||
for i in l:
|
||||
if i.split('/')[-1] not in self.flags['uid'].keys() or i.split('/')[-1] not in self.flags['flags'].keys():
|
||||
if i.split('/')[-2] == 'new':
|
||||
self.flags['flags'][i.split('/')[-1]] = []
|
||||
else:
|
||||
self.flags['flags'][i.split('/')[-1]] = misc.IMAP_FLAGS['SEEN']
|
||||
self.flags['uid'][i.split('/')[-1]] = self.getUIDNext()
|
||||
|
||||
def _save_flags(self):
|
||||
try:
|
||||
with open(os.path.join(self.path, conf.imap_flags), 'wb') as f:
|
||||
dump(self.flags, f, 2)
|
||||
except:
|
||||
pass
|
||||
|
||||
def __count_flagged_msgs_(self, flag):
|
||||
c = 0
|
||||
self.__load_flags_()
|
||||
for dir in ['new','cur']:
|
||||
for fn in os.listdir(os.path.join(self.path, dir)):
|
||||
if flag in self.flags['flags'][fn]:
|
||||
c += 1
|
||||
return c
|
||||
|
||||
def getHierarchicalDelimiter(self):
|
||||
return misc.IMAP_HDELIM
|
||||
|
||||
def getFlags(self):
|
||||
return misc.IMAP_FLAGS.values()
|
||||
|
||||
def getMessageCount(self):
|
||||
self.__load_flags_()
|
||||
c = 0
|
||||
c += len([n for n in self.__msg_list_() if misc.IMAP_FLAGS['DELETED'] not in self.flags['flags'][n.split('/')[-1]]])
|
||||
return c
|
||||
|
||||
def getRecentCount(self):
|
||||
return self.__count_flagged_msgs_(misc.IMAP_FLAGS['RECENT'])
|
||||
|
||||
def getUnseenCount(self):
|
||||
return self.getMessageCount() - self.__count_flagged_msgs_(misc.IMAP_FLAGS['SEEN'])
|
||||
|
||||
def isWriteable(self):
|
||||
return True
|
||||
|
||||
def getUIDValidity(self):
|
||||
self.__load_flags_()
|
||||
return self.flags['uidvalidity']
|
||||
|
||||
def getUIDNext(self):
|
||||
self.__load_flags_()
|
||||
self.flags['uidnext'] += 1
|
||||
self._save_flags()
|
||||
return self.flags['uidnext'] - 1
|
||||
|
||||
def getUID(self, num):
|
||||
return num
|
||||
|
||||
def addMessage(self, message, flags = (), date = None):
|
||||
return self.appendMessage(message).addCallback(self._cbAddMessage, flags)
|
||||
|
||||
def _cbAddMessage(self, obj, flags):
|
||||
self.__load_flags_()
|
||||
path = self.lastadded
|
||||
self.lastadded = None
|
||||
fn = path.split('/')[-1]
|
||||
self.flags['uid'][fn] = self.getUIDNext()
|
||||
self.flags['flags'][fn] = flags
|
||||
if misc.IMAP_FLAGS['SEEN'] in flags and path.split('/')[-2] != 'cur':
|
||||
new_path = os.path.join(self.path, 'cur', fn)
|
||||
os.rename(path, new_path)
|
||||
self._save_flags()
|
||||
|
||||
def __msg_list_(self):
|
||||
a = []
|
||||
for m in os.listdir(os.path.join(self.path, 'new')):
|
||||
a.append(os.path.join(self.path, 'new', m))
|
||||
for m in os.listdir(os.path.join(self.path, 'cur')):
|
||||
a.append(os.path.join(self.path, 'cur', m))
|
||||
return a
|
||||
|
||||
def _seqMessageSetToSeqDict(self, messageSet):
|
||||
if not messageSet.last:
|
||||
messageSet.last = self.getMessageCount()
|
||||
|
||||
seqMap = {}
|
||||
msgs = self.__msg_list_()
|
||||
for messageNum in messageSet:
|
||||
if messageNum > 0 and messageNum <= self.getMessageCount():
|
||||
seqMap[messageNum] = msgs[messageNum - 1]
|
||||
return seqMap
|
||||
|
||||
def fetch(self, messages, uid):
|
||||
return [[seq, MaildirMessage(seq,
|
||||
file(filename, 'rb').read(),
|
||||
self.flags['flags'][filename.split('/')[-1]],
|
||||
rfc822date())]
|
||||
for seq, filename in self.__fetch_(messages, uid).iteritems()]
|
||||
def __fetch_(self, messages, uid):
|
||||
self.__load_flags_()
|
||||
if uid:
|
||||
messagesToFetch = {}
|
||||
if not messages.last:
|
||||
messages.last = self.flags['uidnext']
|
||||
for uid in messages:
|
||||
if uid in self.flags['uid'].values():
|
||||
for name, _id in self.flags['uid'].iteritems():
|
||||
if uid == _id:
|
||||
if os.path.exists(os.path.join(self.path,'new', name)):
|
||||
messagesToFetch[uid] = os.path.join(self.path,'new', name)
|
||||
elif os.path.exists(os.path.join(self.path,'cur', name)):
|
||||
messagesToFetch[uid] = os.path.join(self.path,'cur', name)
|
||||
else:
|
||||
messagesToFetch = self._seqMessageSetToSeqDict(messages)
|
||||
return messagesToFetch
|
||||
def store(self, messages, flags, mode, uid):
|
||||
self.__load_flags_()
|
||||
d = {}
|
||||
for _id, path in self.__fetch_(messages, uid).iteritems():
|
||||
filename = path.split('/')[-1]
|
||||
if mode < 0:
|
||||
old_f = self.flags['flags'][filename]
|
||||
self.flags['flags'][filename] = list(set(old_f).difference(set(flags)))
|
||||
if misc.IMAP_FLAGS['SEEN'] in flags and path.split('/')[-2] != 'new':
|
||||
new_path = os.path.join(self.path, 'new', filename)
|
||||
os.rename(path, new_path)
|
||||
elif mode == 0:
|
||||
self.flags["flags"][filename] = flags
|
||||
elif mode > 0:
|
||||
old_f = self.flags['flags'][filename]
|
||||
self.flags['flags'][filename] = list(set(old_f).union(set(flags)))
|
||||
if misc.IMAP_FLAGS['SEEN'] in flags and path.split('/')[-2] != 'cur':
|
||||
new_path = os.path.join(self.path, 'cur', filename)
|
||||
os.rename(path, new_path)
|
||||
self._save_flags()
|
||||
d[_id] = self.flags['flags'][filename]
|
||||
return d
|
||||
|
||||
def expunge(self):
|
||||
self.__load_flags_()
|
||||
uids = []
|
||||
for path in self.__msg_list_():
|
||||
fn = path.split('/')[-1]
|
||||
if fn not in self.flags['uid']:
|
||||
continue
|
||||
uid = self.flags['uid'][fn]
|
||||
if misc.IMAP_FLAGS['DELETED'] in self.flags['flags'][fn]:
|
||||
os.remove(path)
|
||||
del self.flags['uid'][fn]
|
||||
del self.flags['flags'][fn]
|
||||
self._save_flags()
|
||||
uids.append(uid)
|
||||
return uids
|
||||
|
||||
def addListener(self, listener):
|
||||
self.listeners.append(listener)
|
||||
|
||||
def removeListener(self, listener):
|
||||
self.listeners.remove(listener)
|
||||
|
||||
def requestStatus(self, names):
|
||||
return imap4.statusRequestHelper(self, names)
|
||||
|
||||
def destroy(self):
|
||||
pass
|
||||
|
||||
def close(self):
|
||||
self.notifier.stopReading()
|
||||
self.notifier.loseConnection()
|
||||
if conf.imap_expunge_on_close:
|
||||
l = self.expunge()
|
||||
|
||||
class MaildirMessagePart(object):
|
||||
implements(imap4.IMessagePart)
|
||||
|
||||
def __init__(self, message):
|
||||
self.message = message
|
||||
self.data = str(message)
|
||||
|
||||
def getHeaders(self, negate, *names):
|
||||
if not names:
|
||||
names = self.message.keys()
|
||||
|
||||
headers = {}
|
||||
if negate:
|
||||
for header in self.message.keys():
|
||||
if header.upper() not in names:
|
||||
headers[header.lower()] = self.message.get(header, '')
|
||||
else:
|
||||
for name in names:
|
||||
headers[name.lower()] = self.message.get(name, '')
|
||||
|
||||
return headers
|
||||
|
||||
def getBodyFile(self):
|
||||
return StringIO(self.message.get_payload())
|
||||
|
||||
def getSize(self):
|
||||
return len(self.data)
|
||||
|
||||
def isMultipart(self):
|
||||
return self.message.is_multipart()
|
||||
|
||||
def getSubPart(self, part):
|
||||
return MaildirMessagePart(self.message.get_payload(part))
|
||||
|
||||
class MaildirMessage(MaildirMessagePart):
|
||||
implements(imap4.IMessage)
|
||||
|
||||
def __init__(self, uid, message, flags, date):
|
||||
MaildirMessagePart.__init__(self, message)
|
||||
self.uid = uid
|
||||
self.message = email.message_from_string(message)
|
||||
self.flags = flags
|
||||
self.date = date
|
||||
|
||||
|
||||
def getUID(self):
|
||||
return self.uid
|
||||
|
||||
def getFlags(self):
|
||||
return self.flags
|
||||
|
||||
def getInternalDate(self):
|
||||
return self.date
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
MSG_ACTIVE = 0
|
||||
MSG_FROZEN = 1
|
||||
|
||||
IMAP_FLAGS = {
|
||||
'SEEN': '\\Seen',
|
||||
'FLAGGED': '\\Flagged',
|
||||
'ANSWERED': '\\Answered',
|
||||
'RECENT': '\\Recent',
|
||||
'DELETED': '\\Deleted',
|
||||
'DRAFT': '\\Draft'
|
||||
}
|
||||
IMAP_HDELIM = '.'
|
||||
IMAP_ACC_CONN_NUM = '...ConnectionNumber...'
|
||||
IMAP_MBOX_REG = {}
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
######### Запуск приложения под twistd
|
||||
|
||||
from twisted.application import internet, service
|
||||
from somemodule import EchoFactory
|
||||
|
||||
port = 7001
|
||||
factory = EchoFactory()
|
||||
|
||||
# this is the important bit
|
||||
application = service.Application("echo") # create the Application
|
||||
echoService = internet.TCPServer(port, factory) # create the service
|
||||
# add the service to the application
|
||||
echoService.setServiceParent(application)
|
||||
|
||||
#############################################
|
||||
def startService(self):
|
||||
service.Service.startService(self)
|
||||
|
||||
def stopService(self):
|
||||
service.Service.stopService(self)
|
||||
if self._call:
|
||||
self._call.cancel()
|
||||
self._call = None
|
||||
|
|
@ -0,0 +1,80 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
from serpent.config import conf
|
||||
from serpent import dataio, misc, rules
|
||||
from datetime import datetime, timedelta
|
||||
from os import path
|
||||
|
||||
class SmtpQueue(object):
|
||||
def __init__(self, store, local_delivery):
|
||||
self.stor = store
|
||||
self.local_delivery = local_delivery
|
||||
|
||||
def add(self, data):
|
||||
'''Ставит письмо в очередь'''
|
||||
data['add_time'] = datetime.utcnow()
|
||||
data['state'] = misc.MSG_ACTIVE
|
||||
w = self.stor.write(data)
|
||||
if not w:
|
||||
return False
|
||||
return self.__process_(data['id'])
|
||||
|
||||
def run(self):
|
||||
'''Запускает обработку очереди'''
|
||||
now = datetime.utcnow()
|
||||
check_delta = timedelta(minutes = conf.smtp_queue_check_period)
|
||||
expire_delta = timedelta(minutes = conf.smtp_queue_message_ttl)
|
||||
for mid in self.__list_messages_():
|
||||
info = self.stor.getinfo(mid)
|
||||
if (now - info['add_time']) >= expire_delta:
|
||||
self.stor.delete(mid)
|
||||
continue
|
||||
if (now - info['add_time']) >= check_delta:
|
||||
continue
|
||||
self.__process_(mid)
|
||||
return True
|
||||
|
||||
def __local_deliver_(self, mid):
|
||||
message = self.stor.read(mid)
|
||||
user = rules.username_by_email(message['rcpt'])
|
||||
return self.local_delivery.deliver(user, message['message'])
|
||||
|
||||
def __send_email_(self, mid):
|
||||
pass
|
||||
|
||||
def __freeze_(self, mid):
|
||||
info = self.stor.getinfo(mid)
|
||||
if info:
|
||||
if info['state'] != misc.MSG_FROZEN :
|
||||
info['state'] = misc.MSG_FROZEN
|
||||
if self.stor.setinfo(info):
|
||||
return True
|
||||
else:
|
||||
return True
|
||||
return False
|
||||
|
||||
def __process_(self, mid):
|
||||
info = self.stor.getinfo(mid)
|
||||
if info:
|
||||
if info['rcpt'][1] in conf.local_domains:
|
||||
if self.__local_deliver_(mid):
|
||||
self.__remove_message_(mid)
|
||||
return True
|
||||
else:
|
||||
return self.__freeze_(mid)
|
||||
else:
|
||||
if self.__send_email_(mid):
|
||||
self.__remove_message_(mid)
|
||||
return True
|
||||
else:
|
||||
return self.__freeze_(mid)
|
||||
return False
|
||||
|
||||
def __list_messages_(self):
|
||||
return self.stor.list()
|
||||
|
||||
def __remove_message_(self, mid):
|
||||
self.stor.delete(mid)
|
||||
|
||||
mailstore = dataio.MailDirStore()
|
||||
squeue = SmtpQueue(dataio.SmtpFileStore(path.join(conf.app_dir, conf.smtp_queue_dir)),
|
||||
mailstore)
|
||||
|
|
@ -0,0 +1,36 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
from serpent.config import conf
|
||||
from serpent.usrpwd import dbs
|
||||
from serpent import errors
|
||||
'''Здесь находятся функции для проверки различных вещей.'''
|
||||
|
||||
def validateFrom(obj, email):
|
||||
if not conf.smtp_open_relay:
|
||||
if email[1] in conf.local_domains:
|
||||
if not obj.avatarId:
|
||||
raise errors.SMTPAuthReqError()
|
||||
elif obj.avatarId != username_by_email(email):
|
||||
raise errors.SMTPBadSender(conf.smtp_email_delim.join(email))
|
||||
elif obj.avatarId:
|
||||
raise errors.SMTPBadSender(conf.smtp_email_delim.join(email))
|
||||
return True
|
||||
|
||||
def validateTo(obj, user):
|
||||
local = user.dest.local
|
||||
domain = user.dest.domain
|
||||
for u, f in user.protocol._to:
|
||||
if local == u.dest.local and domain == u.dest.domain:
|
||||
del user.protocol._to[user.protocol._to.index((u,f))]
|
||||
if domain in conf.local_domains and not username_by_email([local, domain]):
|
||||
raise errors.SMTPBadRcpt(conf.smtp_email_delim.join([local, domain]))
|
||||
if domain not in conf.local_domains and not obj.avatarId and not conf.smtp_open_relay:
|
||||
raise errors.SMTPNotOpenRelay()
|
||||
return True # Адрес найден в базах пользователей
|
||||
|
||||
def username_by_email(email):
|
||||
result = None
|
||||
for db in dbs:
|
||||
result = db.username_by_email(email)
|
||||
if result:
|
||||
break
|
||||
return result
|
||||
|
|
@ -0,0 +1,24 @@
|
|||
# -*- coding: utf-8 -*-
|
||||
|
||||
userdb = {
|
||||
'user1': ['password1', 'local1', 'dom.lan'],
|
||||
'user2': ['password2', 'local2', 'dom.lan']
|
||||
}
|
||||
|
||||
class DictUDB(object):
|
||||
def __init__(self, userdb = userdb):
|
||||
self. userdb = userdb
|
||||
def username_by_email(self, email = None):
|
||||
if not email:
|
||||
return None
|
||||
for usr in self.userdb.keys():
|
||||
if email[0] == self.userdb[usr][1] and email[1] == self.userdb[usr][2]:
|
||||
return usr
|
||||
return False
|
||||
def check_pw(self, creds):
|
||||
usr = creds[0]
|
||||
pwd = creds[1]
|
||||
return usr in self.userdb.keys() and pwd == self.userdb[usr][0]
|
||||
def user_exist(self, username):
|
||||
return username in self.userdb.keys()
|
||||
dbs = [DictUDB()]
|
||||
Loading…
Reference in New Issue