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-rw-r--r--src/leap/mail/smtp/gateway.py49
1 files changed, 36 insertions, 13 deletions
diff --git a/src/leap/mail/smtp/gateway.py b/src/leap/mail/smtp/gateway.py
index 6367c0d..7e9e420 100644
--- a/src/leap/mail/smtp/gateway.py
+++ b/src/leap/mail/smtp/gateway.py
@@ -14,7 +14,6 @@
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-
"""
LEAP SMTP encrypted gateway.
@@ -32,7 +31,6 @@ The following classes comprise the SMTP gateway service:
"""
-
import re
from StringIO import StringIO
from email.Header import Header
@@ -46,6 +44,7 @@ from twisted.mail import smtp
from twisted.internet.protocol import ServerFactory
from twisted.internet import reactor, ssl
from twisted.internet import defer
+from twisted.internet.threads import deferToThread
from twisted.python import log
from leap.common.check import leap_assert, leap_assert_type
@@ -415,6 +414,15 @@ class EncryptedMessage(object):
# unexpected loss of connection; don't save
self.lines = []
+ def sendQueued(self, r):
+ """
+ Callback for the queued message.
+
+ @param r: The result from the last previous callback in the chain.
+ @type r: anything
+ """
+ log.msg(r)
+
def sendSuccess(self, r):
"""
Callback for a successful send.
@@ -425,33 +433,51 @@ class EncryptedMessage(object):
log.msg(r)
signal(proto.SMTP_SEND_MESSAGE_SUCCESS, self._user.dest.addrstr)
- def sendError(self, e):
+ def sendError(self, failure):
"""
Callback for an unsuccessfull send.
:param e: The result from the last errback.
:type e: anything
"""
- log.msg(e)
- log.err()
signal(proto.SMTP_SEND_MESSAGE_ERROR, self._user.dest.addrstr)
+ err = failure.value
+ log.err(err)
+ raise err
def sendMessage(self):
"""
- Send the message.
-
- This method will prepare the message (headers and possibly encrypted
- body) and send it using the ESMTPSenderFactory.
-
+ Sends the message.
@return: A deferred with callbacks for error and success of this
message send.
@rtype: twisted.internet.defer.Deferred
"""
+ # FIXME this should not be blocking the main ui, since it returns
+ # a deferred and it has its own cb set. ???!
+ d = deferToThread(self._sendMessage)
+ d.addCallbacks(self._route_msg, self.sendError)
+ d.addCallbacks(self.sendQueued, self.sendError)
+ return d
+
+ def _sendMessage(self):
+ """
+ Send the message.
+
+ This method will prepare the message (headers and possibly encrypted
+ body)
+ """
msg = self._msg.as_string(False)
+ return msg
+ def _route_msg(self, msg):
+ """
+ Sends the msg using the ESMTPSenderFactory.
+ """
log.msg("Connecting to SMTP server %s:%s" % (self._host, self._port))
+ # we construct a defer to pass to the ESMTPSenderFactory
d = defer.Deferred()
+ d.addCallbacks(self.sendSuccess, self.sendError)
# we don't pass an ssl context factory to the ESMTPSenderFactory
# because ssl will be handled by reactor.connectSSL() below.
factory = smtp.ESMTPSenderFactory(
@@ -469,9 +495,6 @@ class EncryptedMessage(object):
reactor.connectSSL(
self._host, self._port, factory,
contextFactory=SSLContextFactory(self._cert, self._key))
- d.addCallback(self.sendSuccess)
- d.addErrback(self.sendError)
- return d
#
# encryption methods