1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
# -*- coding: utf-8 -*-
# smtpbootstrapper.py
# Copyright (C) 2013 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 bootstrapping
"""
import logging
import os
import requests
from PySide import QtCore
from leap.common.check import leap_assert, leap_assert_type
from leap.common.files import get_mtime
from leap.config.providerconfig import ProviderConfig
from leap.crypto.srpauth import SRPAuth
from leap.util.request_helpers import get_content
logger = logging.getLogger(__name__)
class SMTPBootstrapper(QtCore.QObject):
"""
SMTP init procedure
"""
PASSED_KEY = "passed"
ERROR_KEY = "error"
IDLE_SLEEP_INTERVAL = 100
# All dicts returned are of the form
# {"passed": bool, "error": str}
download_config = QtCore.Signal(dict)
def __init__(self):
QtCore.QObject.__init__(self)
# **************************************************** #
# Dependency injection helpers, override this for more
# granular testing
self._fetcher = requests
# **************************************************** #
self._session = self._fetcher.session()
self._provider_config = None
self._smtp_config = None
self._download_if_needed = False
def _download_config(self):
"""
Downloads the SMTP config for the given provider
:return: True if everything went as expected, False otherwise
:rtype: bool
"""
leap_assert(self._provider_config,
"We need a provider configuration!")
logger.debug("Downloading SMTP config for %s" %
(self._provider_config.get_domain(),))
download_config_data = {
self.PASSED_KEY: False,
self.ERROR_KEY: ""
}
try:
headers = {}
mtime = get_mtime(os.path.join(self._smtp_config
.get_path_prefix(),
"leap",
"providers",
self._provider_config.get_domain(),
"smtp-service.json"))
if self._download_if_needed and mtime:
headers['if-modified-since'] = mtime
# there is some confusion with this uri,
config_uri = "%s/%s/config/smtp-service.json" % (
self._provider_config.get_api_uri(),
self._provider_config.get_api_version())
logger.debug('Downloading SMTP config from: %s' % config_uri)
srp_auth = SRPAuth(self._provider_config)
session_id = srp_auth.get_session_id()
cookies = None
if session_id:
cookies = {"_session_id": session_id}
res = self._session.get(config_uri,
verify=self._provider_config
.get_ca_cert_path(),
headers=headers,
cookies=cookies)
res.raise_for_status()
# Not modified
if res.status_code == 304:
logger.debug("SMTP definition has not been modified")
self._smtp_config.load(os.path.join("leap",
"providers",
self._provider_config.get_domain(),
"smtp-service.json"))
else:
smtp_definition, mtime = get_content(res)
self._smtp_config.load(data=smtp_definition, mtime=mtime)
self._smtp_config.save(["leap",
"providers",
self._provider_config.get_domain(),
"smtp-service.json"])
download_config_data[self.PASSED_KEY] = True
except Exception as e:
download_config_data[self.PASSED_KEY] = False
download_config_data[self.ERROR_KEY] = "%s" % (e,)
logger.debug("Emitting download_config %s" % (download_config_data,))
self.download_config.emit(download_config_data)
return download_config_data[self.PASSED_KEY]
def run_smtp_setup_checks(self,
checker,
provider_config,
smtp_config,
download_if_needed=False):
"""
Starts the checks needed for a new smtp setup
:param checker: Object that executes actions in a different
thread
:type checker: leap.util.checkerthread.CheckerThread
:param provider_config: Provider configuration
:type provider_config: ProviderConfig
:param smtp_config: SMTP configuration to populate
:type smtp_config: SMTPConfig
:param download_if_needed: True if it should check for mtime
for the file
:type download_if_needed: bool
"""
leap_assert_type(provider_config, ProviderConfig)
self._provider_config = provider_config
self._smtp_config = smtp_config
self._download_if_needed = download_if_needed
checker.add_checks([
self._download_config
])
|
