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-rw-r--r--src/leap/bitmask/mail/smtp/service.py73
1 files changed, 73 insertions, 0 deletions
diff --git a/src/leap/bitmask/mail/smtp/service.py b/src/leap/bitmask/mail/smtp/service.py
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+++ b/src/leap/bitmask/mail/smtp/service.py
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+# -*- coding: utf-8 -*-
+# service.py
+# Copyright (C) 2013-2016 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+"""
+SMTP gateway helper function.
+"""
+import logging
+import os
+
+from twisted.internet import reactor
+from twisted.internet.error import CannotListenError
+
+from leap.common.events import emit_async, catalog
+from leap.bitmask.mail.smtp.gateway import SMTPFactory
+
+logger = logging.getLogger(__name__)
+
+SMTP_PORT = 2013
+
+
+def run_service(soledad_sessions, keymanager_sessions, sendmail_opts,
+ port=SMTP_PORT, factory=None):
+ """
+ Main entry point to run the service from the client.
+
+ :param soledad_sessions: a dict-like object, containing instances
+ of a Store (soledad instances), indexed by userid.
+ :param keymanager_sessions: a dict-like object, containing instances
+ of Keymanager, indexed by userid.
+ :param sendmail_opts: a dict-like object of sendmailOptions.
+ :param factory: a factory for the protocol that will listen in the given
+ port
+
+ :returns: the port as returned by the reactor when starts listening, and
+ the factory for the protocol.
+ :rtype: tuple
+ """
+ if not factory:
+ factory = SMTPFactory(soledad_sessions, keymanager_sessions,
+ sendmail_opts)
+
+ try:
+ interface = "localhost"
+ # don't bind just to localhost if we are running on docker since we
+ # won't be able to access smtp from the host
+ if os.environ.get("LEAP_DOCKERIZED"):
+ interface = ''
+
+ # TODO Use Endpoints instead --------------------------------
+ tport = reactor.listenTCP(port, factory, interface=interface)
+ emit_async(catalog.SMTP_SERVICE_STARTED, str(port))
+
+ return tport, factory
+ except CannotListenError:
+ logger.error("STMP Service failed to start: "
+ "cannot listen in port %s" % port)
+ emit_async(catalog.SMTP_SERVICE_FAILED_TO_START, str(port))
+ except Exception as exc:
+ logger.error("Unhandled error while launching smtp gateway service")
+ logger.exception(exc)