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# Copyright (C) 2005, 2007 Canonical Ltd
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from cStringIO import StringIO
from email.Message import Message
import errno
import smtplib
import socket
import sys
from bzrlib import (
config,
email_message,
errors,
smtp_connection,
tests,
ui,
)
def connection_refuser():
def connect(server):
raise socket.error(errno.ECONNREFUSED, 'Connection Refused')
smtp = smtplib.SMTP()
smtp.connect = connect
return smtp
class StubSMTPFactory(object):
"""A fake SMTP connection to test the connection setup."""
def __init__(self, fail_on=None, smtp_features=None):
self._fail_on = fail_on or []
self._calls = []
self._smtp_features = smtp_features or []
self._ehlo_called = False
def __call__(self):
# The factory pretends to be a connection
return self
def connect(self, server):
self._calls.append(('connect', server))
def helo(self):
self._calls.append(('helo',))
if 'helo' in self._fail_on:
return 500, 'helo failure'
else:
return 200, 'helo success'
def ehlo(self):
self._calls.append(('ehlo',))
if 'ehlo' in self._fail_on:
return 500, 'ehlo failure'
else:
self._ehlo_called = True
return 200, 'ehlo success'
def has_extn(self, extension):
self._calls.append(('has_extn', extension))
return self._ehlo_called and extension in self._smtp_features
def starttls(self):
self._calls.append(('starttls',))
if 'starttls' in self._fail_on:
return 500, 'starttls failure'
else:
self._ehlo_called = True
return 200, 'starttls success'
class WideOpenSMTPFactory(StubSMTPFactory):
"""A fake smtp server that implements login by accepting anybody."""
def login(self, user, password):
pass
class TestSMTPConnection(tests.TestCaseInTempDir):
def get_connection(self, text, smtp_factory=None):
my_config = config.GlobalConfig()
config_file = StringIO(text)
my_config._get_parser(config_file)
return smtp_connection.SMTPConnection(my_config,
_smtp_factory=smtp_factory)
def test_defaults(self):
conn = self.get_connection('')
self.assertEqual('localhost', conn._smtp_server)
self.assertEqual(None, conn._smtp_username)
self.assertEqual(None, conn._smtp_password)
def test_smtp_server(self):
conn = self.get_connection('[DEFAULT]\nsmtp_server=host:10\n')
self.assertEqual('host:10', conn._smtp_server)
def test_missing_server(self):
conn = self.get_connection('', smtp_factory=connection_refuser)
self.assertRaises(errors.DefaultSMTPConnectionRefused, conn._connect)
conn = self.get_connection('[DEFAULT]\nsmtp_server=smtp.example.com\n',
smtp_factory=connection_refuser)
self.assertRaises(errors.SMTPConnectionRefused, conn._connect)
def test_smtp_username(self):
conn = self.get_connection('')
self.assertIs(None, conn._smtp_username)
conn = self.get_connection('[DEFAULT]\nsmtp_username=joebody\n')
self.assertEqual(u'joebody', conn._smtp_username)
def test_smtp_password_from_config(self):
conn = self.get_connection('')
self.assertIs(None, conn._smtp_password)
conn = self.get_connection('[DEFAULT]\nsmtp_password=mypass\n')
self.assertEqual(u'mypass', conn._smtp_password)
def test_smtp_password_from_user(self):
user = 'joe'
password = 'hispass'
factory = WideOpenSMTPFactory()
conn = self.get_connection('[DEFAULT]\nsmtp_username=%s\n' % user,
smtp_factory=factory)
self.assertIs(None, conn._smtp_password)
ui.ui_factory = tests.TestUIFactory(stdin=password + '\n',
stdout=tests.StringIOWrapper())
conn._connect()
self.assertEqual(password, conn._smtp_password)
# stdin should be empty (the provided password have been consumed)
self.assertEqual('', ui.ui_factory.stdin.readline())
def test_smtp_password_from_auth_config(self):
user = 'joe'
password = 'hispass'
factory = WideOpenSMTPFactory()
conn = self.get_connection('[DEFAULT]\nsmtp_username=%s\n' % user,
smtp_factory=factory)
self.assertEqual(user, conn._smtp_username)
self.assertIs(None, conn._smtp_password)
# Create a config file with the right password
conf = config.AuthenticationConfig()
conf._get_config().update({'smtptest':
{'scheme': 'smtp', 'user':user,
'password': password}})
conf._save()
conn._connect()
self.assertEqual(password, conn._smtp_password)
def test_create_connection(self):
factory = StubSMTPFactory()
conn = self.get_connection('', smtp_factory=factory)
conn._create_connection()
self.assertEqual([('connect', 'localhost'),
('ehlo',),
('has_extn', 'starttls')], factory._calls)
def test_create_connection_ehlo_fails(self):
# Check that we call HELO if EHLO failed.
factory = StubSMTPFactory(fail_on=['ehlo'])
conn = self.get_connection('', smtp_factory=factory)
conn._create_connection()
self.assertEqual([('connect', 'localhost'),
('ehlo',),
('helo',),
('has_extn', 'starttls')], factory._calls)
def test_create_connection_ehlo_helo_fails(self):
# Check that we raise an exception if both EHLO and HELO fail.
factory = StubSMTPFactory(fail_on=['ehlo', 'helo'])
conn = self.get_connection('', smtp_factory=factory)
self.assertRaises(errors.SMTPError, conn._create_connection)
self.assertEqual([('connect', 'localhost'),
('ehlo',),
('helo',)], factory._calls)
def test_create_connection_starttls(self):
# Check that STARTTLS plus a second EHLO are called if the
# server says it supports the feature.
factory = StubSMTPFactory(smtp_features=['starttls'])
conn = self.get_connection('', smtp_factory=factory)
conn._create_connection()
self.assertEqual([('connect', 'localhost'),
('ehlo',),
('has_extn', 'starttls'),
('starttls',),
('ehlo',)], factory._calls)
def test_create_connection_starttls_fails(self):
# Check that we raise an exception if the server claims to
# support STARTTLS, but then fails when we try to activate it.
factory = StubSMTPFactory(fail_on=['starttls'],
smtp_features=['starttls'])
conn = self.get_connection('', smtp_factory=factory)
self.assertRaises(errors.SMTPError, conn._create_connection)
self.assertEqual([('connect', 'localhost'),
('ehlo',),
('has_extn', 'starttls'),
('starttls',)], factory._calls)
def test_get_message_addresses(self):
msg = Message()
from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
self.assertEqual('', from_)
self.assertEqual([], to)
msg['From'] = '"J. Random Developer" <jrandom@example.com>'
msg['To'] = 'John Doe <john@doe.com>, Jane Doe <jane@doe.com>'
msg['CC'] = u'Pepe P\xe9rez <pperez@ejemplo.com>'
msg['Bcc'] = 'user@localhost'
from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
self.assertEqual('jrandom@example.com', from_)
self.assertEqual(sorted(['john@doe.com', 'jane@doe.com',
'pperez@ejemplo.com', 'user@localhost']), sorted(to))
# now with bzrlib's EmailMessage
msg = email_message.EmailMessage(
'"J. Random Developer" <jrandom@example.com>',
['John Doe <john@doe.com>', 'Jane Doe <jane@doe.com>',
u'Pepe P\xe9rez <pperez@ejemplo.com>', 'user@localhost' ],
'subject')
from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
self.assertEqual('jrandom@example.com', from_)
self.assertEqual(sorted(['john@doe.com', 'jane@doe.com',
'pperez@ejemplo.com', 'user@localhost']), sorted(to))
def test_destination_address_required(self):
class FakeConfig:
def get_user_option(self, option):
return None
msg = Message()
msg['From'] = '"J. Random Developer" <jrandom@example.com>'
self.assertRaises(
errors.NoDestinationAddress,
smtp_connection.SMTPConnection(FakeConfig()).send_email, msg)
msg = email_message.EmailMessage('from@from.com', '', 'subject')
self.assertRaises(
errors.NoDestinationAddress,
smtp_connection.SMTPConnection(FakeConfig()).send_email, msg)
msg = email_message.EmailMessage('from@from.com', [], 'subject')
self.assertRaises(
errors.NoDestinationAddress,
smtp_connection.SMTPConnection(FakeConfig()).send_email, msg)
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