From ad16a72f60ecc84524c22e8912df4eb8a48a2a42 Mon Sep 17 00:00:00 2001 From: kali Date: Tue, 6 Nov 2012 16:26:10 +0900 Subject: split wizard into separate files so we don't go nuts yet. --- src/leap/gui/firstrun/selectprovider.py | 216 ++++++++++++++++++++++++++++++++ 1 file changed, 216 insertions(+) create mode 100644 src/leap/gui/firstrun/selectprovider.py (limited to 'src/leap/gui/firstrun/selectprovider.py') diff --git a/src/leap/gui/firstrun/selectprovider.py b/src/leap/gui/firstrun/selectprovider.py new file mode 100644 index 00000000..d26fdbbb --- /dev/null +++ b/src/leap/gui/firstrun/selectprovider.py @@ -0,0 +1,216 @@ +""" +Select Provider Page, used in First Run Wizard +""" +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.base import exceptions as baseexceptions +from leap.crypto import certs +from leap.eip import exceptions as eipexceptions + +from leap.gui.constants import APP_LOGO +from leap.gui.styles import ErrorLabelStyleSheet + + +class SelectProviderPage(QtGui.QWizardPage): + def __init__(self, parent=None, providers=None): + super(SelectProviderPage, self).__init__(parent) + + self.setTitle("Enter Provider") + self.setSubTitle( + "Please enter the domain of the provider you want " + "to use for your connection." + ) + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + self.did_cert_check = False + + providerNameLabel = QtGui.QLabel("h&ttps://") + # note that we expect the bare domain name + # we will add the scheme later + providerNameEdit = QtGui.QLineEdit() + providerNameEdit.cursorPositionChanged.connect( + self.reset_validation_status) + providerNameLabel.setBuddy(providerNameEdit) + + # add regex validator + providerDomainRe = QtCore.QRegExp(r"^[a-z\d_-.]+$") + providerNameEdit.setValidator( + QtGui.QRegExpValidator(providerDomainRe, self)) + self.providerNameEdit = providerNameEdit + + # Eventually we will seed a list of + # well known providers here. + + #providercombo = QtGui.QComboBox() + #if providers: + #for provider in providers: + #providercombo.addItem(provider) + #providerNameSelect = providercombo + + self.registerField('provider_domain*', self.providerNameEdit) + #self.registerField('provider_name_index', providerNameSelect) + + validationMsg = QtGui.QLabel("") + validationMsg.setStyleSheet(ErrorLabelStyleSheet) + self.validationMsg = validationMsg + + # cert info + + # this is used in the callback + # for the checkbox changes. + # tricky, since the first time came + # from the exception message. + # should get string from exception too! + self.bad_cert_status = "Server certificate could not be verified." + + self.certInfo = QtGui.QLabel("") + self.certInfo.setWordWrap(True) + self.certWarning = QtGui.QLabel("") + self.trustProviderCertCheckBox = QtGui.QCheckBox( + "&Trust this provider certificate.") + + self.trustProviderCertCheckBox.stateChanged.connect( + self.onTrustCheckChanged) + + layout = QtGui.QGridLayout() + layout.addWidget(validationMsg, 0, 2) + layout.addWidget(providerNameLabel, 1, 1) + layout.addWidget(providerNameEdit, 1, 2) + + # XXX get a groupbox or something.... + certinfoGroup = QtGui.QGroupBox("Certificate validation") + certinfoLayout = QtGui.QVBoxLayout() + certinfoLayout.addWidget(self.certInfo) + certinfoLayout.addWidget(self.certWarning) + certinfoLayout.addWidget(self.trustProviderCertCheckBox) + certinfoGroup.setLayout(certinfoLayout) + + layout.addWidget(certinfoGroup, 4, 1, 4, 2) + self.certinfoGroup = certinfoGroup + self.certinfoGroup.hide() + + self.setLayout(layout) + + def is_insecure_cert_trusted(self): + return self.trustProviderCertCheckBox.isChecked() + + def onTrustCheckChanged(self, state): + checked = False + if state == 2: + checked = True + + if checked: + self.reset_validation_status() + else: + self.set_validation_status(self.bad_cert_status) + + # trigger signal to redraw next button + self.completeChanged.emit() + + def reset_validation_status(self): + """ + empty the validation msg + """ + self.validationMsg.setText('') + + def set_validation_status(self, status): + self.validationMsg.setText(status) + + def add_cert_info(self, certinfo): + self.certWarning.setText( + "Do you want to trust this provider certificate?") + self.certInfo.setText( + 'SHA-256 fingerprint: %s
' % certinfo) + self.certInfo.setWordWrap(True) + self.certinfoGroup.show() + + # pagewizard methods + + def isComplete(self): + if not self.did_cert_check: + return True + if self.is_insecure_cert_trusted(): + return True + return False + + def initializePage(self): + self.certinfoGroup.hide() + + def validatePage(self): + ################################## + # XXX FIXME! + ################################## + ################################## + ################################## + ################################## + ##### validation skipped !!! ##### + ################################## + ################################## + return True + ################################## + ################################## + ################################## + + # XXX move to ProviderInfo... + + wizard = self.wizard() + netchecker = wizard.netchecker() + providercertchecker = wizard.providercertchecker() + eipconfigchecker = wizard.eipconfigchecker() + + domain = self.providerNameEdit.text() + + # try name resolution + try: + netchecker.check_name_resolution( + domain) + + except baseexceptions.LeapException as exc: + self.set_validation_status(exc.usermessage) + return False + + # try https connection + try: + providercertchecker.is_https_working( + "https://%s" % domain, + verify=True) + + except eipexceptions.HttpsBadCertError as exc: + if self.trustProviderCertCheckBox.isChecked(): + pass + else: + self.set_validation_status(exc.usermessage) + fingerprint = certs.get_cert_fingerprint( + domain=domain, sep=" ") + + # it's ok if we've trusted this fgprt before + trustedcrts = self.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 + + except baseexceptions.LeapException as exc: + self.set_validation_status(exc.usermessage) + return False + + # try download provider info... + eipconfigchecker.fetch_definition(domain=domain) + wizard.set_providerconfig( + eipconfigchecker.defaultprovider.config) + + # all ok, go on... + return True + + def nextId(self): + wizard = self.wizard() + if not wizard: + return + return wizard.get_page_index('providerinfo') -- cgit v1.2.3