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
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
"""
Provider Info Page, used in First run Wizard
"""
import logging
from PyQt4 import QtCore
from PyQt4 import QtGui
import requests
from leap.base import exceptions as baseexceptions
#from leap.crypto import certs
from leap.eip import exceptions as eipexceptions
from leap.gui.progress import ValidationPage
from leap.util.web import get_https_domain_and_port
from leap.gui.constants import APP_LOGO, pause_for_user
logger = logging.getLogger(__name__)
class ProviderInfoPage(ValidationPage):
def __init__(self, parent=None):
super(ProviderInfoPage, self).__init__(parent)
self.setTitle("Provider Info")
#self.setSubTitle("Available information about chosen provider.")
self.setPixmap(
QtGui.QWizard.LogoPixmap,
QtGui.QPixmap(APP_LOGO))
def create_info_panel(self):
# Use stacked widget instead
# of reparenting the layout.
self.infoWidget = QtGui.QStackedWidget()
info = QtGui.QWidget()
layout = QtGui.QVBoxLayout()
displayName = QtGui.QLabel("")
description = QtGui.QLabel("")
enrollment_policy = QtGui.QLabel("")
# XXX set stylesheet...
# prettify a little bit.
# bigger fonts and so on...
layout.addWidget(displayName)
layout.addWidget(description)
layout.addWidget(enrollment_policy)
layout.addStretch(1)
info.setLayout(layout)
self.infoWidget.addWidget(info)
self.layout.addWidget(self.infoWidget)
# add refs to self to allow for
# updates.
self.displayName = displayName
self.description = description
self.enrollment_policy = enrollment_policy
def show_provider_info(self):
# XXX get multilingual objects
# directly from the config object
lang = "en"
pconfig = self.wizard().providerconfig
dn = pconfig.get('display_name')
display_name = dn[lang] if dn else ''
self.displayName.setText(
"<b>%s</b>" % display_name)
desc = pconfig.get('description')
description_text = desc[lang] if desc else ''
self.description.setText(
"<i>%s</i>" % description_text)
enroll = pconfig.get('enrollment_policy')
if enroll:
self.enrollment_policy.setText(
'enrollment policy: %s' % enroll)
def _do_checks(self, update_signal=None):
"""
executes actual checks in a separate thread
"""
def pause_and_finish():
update_signal.emit("end_sentinel", 100)
pause_for_user()
wizard = self.wizard()
prevpage = "providerselection"
netchecker = wizard.netchecker()
providercertchecker = wizard.providercertchecker()
eipconfigchecker = wizard.eipconfigchecker()
full_domain = self.field('provider_domain')
# we check if we have a port in the domain string.
domain, port = get_https_domain_and_port(full_domain)
_domain = u"%s:%s" % (domain, port) if port != 443 else unicode(domain)
update_signal.emit("head_sentinel", 0)
pause_for_user()
########################
# 1) try name resolution
########################
update_signal.emit("Checking that server is reachable", 20)
logger.debug('checking name resolution')
try:
netchecker.check_name_resolution(
domain)
except baseexceptions.LeapException as exc:
logger.error(exc.message)
wizard.set_validation_error(
prevpage, exc.usermessage)
pause_and_finish()
return False
#########################
# 2) try https connection
#########################
update_signal.emit("Checking secure connection to provider", 40)
logger.debug('checking https connection')
try:
providercertchecker.is_https_working(
"https://%s" % _domain,
verify=True)
except eipexceptions.HttpsBadCertError as exc:
logger.debug('exception')
# XXX skipping for now...
##############################################
# We had this validation logic
# in the provider selection page before
##############################################
#if self.trustProviderCertCheckBox.isChecked():
#pass
#else:
wizard.set_validation_error(
prevpage, exc.usermessage)
#fingerprint = certs.get_cert_fingerprint(
#domain=domain, sep=" ")
# it's ok if we've trusted this fgprt before
#trustedcrts = wizard.trusted_certs
#if trustedcrts and fingerprint.replace(' ', '') in trustedcrts:
#pass
#else:
# let your user face panick :P
#self.add_cert_info(fingerprint)
#self.did_cert_check = True
#self.completeChanged.emit()
#return False
pause_and_finish()
return False
except baseexceptions.LeapException as exc:
wizard.set_validation_error(
prevpage, exc.usermessage)
pause_and_finish()
return False
##################################
# 3) try download provider info...
##################################
update_signal.emit("Downloading provider info", 70)
try:
eipconfigchecker.fetch_definition(domain=_domain)
wizard.set_providerconfig(
eipconfigchecker.defaultprovider.config)
except requests.exceptions.SSLError:
# XXX we should have catched this before.
# but cert checking is broken.
wizard.set_validation_error(
prevpage,
"Could not get info from provider.")
pause_and_finish()
return False
except requests.exceptions.ConnectionError:
wizard.set_validation_error(
prevpage,
"Could not download provider info "
"(refused conn.).")
pause_and_finish()
return False
# XXX catch more errors...
# We're done!
pause_and_finish()
def _do_validation(self):
"""
called after _do_checks has finished
(connected to checker thread finished signal)
"""
print 'validation...'
prevpage = "providerselection"
errors = self.wizard().get_validation_error(prevpage)
if not errors:
self.progress.hide()
self.stepsTableWidget.hide()
self.create_info_panel()
self.show_provider_info()
else:
logger.debug('going back with errors')
logger.debug('ERRORS: %s' % errors)
self.go_back()
def nextId(self):
wizard = self.wizard()
next_ = "providersetupvalidation"
return wizard.get_page_index(next_)
|
