Another unsuccesful attempt to integrate SSL to Slicer

labkeySlicerPythonExtension/labkeySlicerPythonExtension.py

@@ -2,7 +2,6 @@ import os
 import unittest
 from __main__ import vtk, qt, ctk, slicer
 from slicer.ScriptedLoadableModule import *
-import OpenSSL
 
 
 #
@@ -39,7 +38,7 @@ class labkeySlicerPythonExtensionWidget(ScriptedLoadableModuleWidget):
   def setup(self):
     ScriptedLoadableModuleWidget.setup(self)
     # Instantiate and connect widgets ...
-
+    self.logic=labkeySlicerPythonExtensionLogic(self)
     #
     # Parameters Area
     #
@@ -49,15 +48,33 @@ class labkeySlicerPythonExtensionWidget(ScriptedLoadableModuleWidget):
 
     connectionFormLayout = qt.QFormLayout(connectionCollapsibleButton)
 
-    self.serverURL=qt.QLineEdit()
+    self.serverURL=qt.QLineEdit("https://merlin.fmf.uni-lj.si")
+
+    connectionFormLayout.addRow("Server: ", self.serverURL)
+
     self.userCertButton=qt.QPushButton("Load")
-    self.userCertButton.toolTip="Load user certificate (p12)"
+    self.userCertButton.toolTip="Load user certificate (crt)"
     self.userCertButton.connect('clicked(bool)',self.onUserCertButtonClicked)
 
-    connectionFormLayout.addRow("Server: ", self.serverURL)
     connectionFormLayout.addRow("User certificate:",self.userCertButton)
 
+    self.privateKeyButton=qt.QPushButton("Load")
+    self.privateKeyButton.toolTip="Load private key"
+    self.privateKeyButton.connect('clicked(bool)',self.onPrivateKeyButtonClicked)
+
+    connectionFormLayout.addRow("Private key:",self.privateKeyButton)
+
+    self.caCertButton=qt.QPushButton("Load")
+    self.caCertButton.toolTip="Load CA certificate (crt)"
+    self.caCertButton.connect('clicked(bool)',self.onCaCertButtonClicked)
+
+    connectionFormLayout.addRow("CA certificate:",self.caCertButton)
+
+    self.connectButton=qt.QPushButton("Connect")
+    self.connectButton.toolTip="Connect to the server"
+    self.connectButton.connect('clicked(bool)',self.onConnectButtonClicked)
 
+    connectionFormLayout.addRow("Connection:",self.connectButton)
 
     parametersCollapsibleButton = ctk.ctkCollapsibleButton()
     parametersCollapsibleButton.text = "Parameters"
@@ -140,20 +157,87 @@ class labkeySlicerPythonExtensionWidget(ScriptedLoadableModuleWidget):
     self.applyButton.enabled = self.inputSelector.currentNode() and self.outputSelector.currentNode()
 
   def onApplyButton(self):
-    logic = labkeySlicerPythonExtensionLogic()
-    enableScreenshotsFlag = self.enableScreenshotsFlagCheckBox.checked
-    screenshotScaleFactor = int(self.screenshotScaleFactorSliderWidget.value)
+    #logic = labkeySlicerPythonExtensionLogic()
+    #enableScreenshotsFlag = self.enableScreenshotsFlagCheckBox.checked
+    #screenshotScaleFactor = int(self.screenshotScaleFactorSliderWidget.value)
     print("Run the algorithm")
-    logic.run(self.inputSelector.currentNode(), self.outputSelector.currentNode(), enableScreenshotsFlag,screenshotScaleFactor)
+    #logic.run(self.inputSelector.currentNode(), self.outputSelector.currentNode(), enableScreenshotsFlag,screenshotScaleFactor)
 
   def onUserCertButtonClicked(self):
-     startDir=os.environ['HOME']
+     startDir=os.environ['HOME']+"/temp"
      filename=qt.QFileDialog.getOpenFileName(None,'Open user certificate',
-           startDir, '*.p12')
-     pwd=qt.QInputDialog.getText(None,'Certificate password',
-       'Enter certificate password',qt.QLineEdit.Password)
+           startDir, '*.crt')
+     #pwd=qt.QInputDialog.getText(None,'Certificate password',
+     # 'Enter certificate password',qt.QLineEdit.Password)
+     if not(filename) :
+         print "No file selected"
+         return
+
+     f=qt.QFile(filename)
+     if not (f.open(qt.QIODevice.ReadOnly)) :
+         print "Could not open file"
+         return
+
+     certList=qt.QSslCertificate.fromPath(filename)
+     if len(certList) < 1:
+         print "Troubles parsing {0}".format(filename)
+         return
+
+     self.logic.cert=qt.QSslCertificate(f)
+     print "cert.isNull()={0}".format(self.logic.cert.isNull())
+     self.userCertButton.setText(filename)
+
+  def onPrivateKeyButtonClicked(self):
+      startDir=os.environ['HOME']+"/temp"
+      filename=qt.QFileDialog.getOpenFileName(None,'Open private key',
+            startDir, '*.key')
+      if not (filename) :
+          print "No file selected"
+          return
+
+      f=qt.QFile(filename)
+      if not (f.open(qt.QIODevice.ReadOnly)) :
+          print "Could not open file"
+          return
+      pwd=qt.QInputDialog.getText(None,'Private key password',
+      'Enter key password',qt.QLineEdit.Password)
+
+      self.logic.key=qt.QSslKey(f,qt.QSsl.Rsa,qt.QSsl.Pem,qt.QSsl.PrivateKey,str(pwd))
+      self.privateKeyButton.setText(filename)
+
+  def onCaCertButtonClicked(self):
+      startDir=os.environ['HOME']+"/temp"
+      filename=qt.QFileDialog.getOpenFileName(None,'Open authority certificate',
+               startDir, '*.crt')
+      if not(filename) :
+         print "No file selected"
+         return
+
+      f=qt.QFile(filename)
+
+      if not (f.open(qt.QIODevice.ReadOnly)) :
+          print "Could not open file"
+          return
+
+      certList=qt.QSslCertificate.fromPath(filename)
+
+      if len(certList) < 1:
+          print "Troubles parsing {0}".format(filename)
+          return
+      self.logic.caCert=qt.QSslCertificate(f)#certList[0]
+      self.caCertButton.setText(filename)
+
+  def onConnectButtonClicked(self):
+      uname=str(self.logic.cert.subjectInfo("emailAddress"))
+      uname=qt.QInputDialog.getText(None,
+        "Labkey credentials","Enter username",qt.QLineEdit.Normal,uname)
+
+      pwd=qt.QInputDialog.getText(None,
+        "Labkey credentials","Enter password",qt.QLineEdit.Password)
+
+      self.logic.connectRemote(str(self.serverURL.text),uname,pwd)
+
 
-     p12=OpenSSL.crypto.load_pkcs12(open(filename,'rb').read(),pwd)
 
 
 #
@@ -169,6 +253,39 @@ class labkeySlicerPythonExtensionLogic(ScriptedLoadableModuleLogic):
   Uses ScriptedLoadableModuleLogic base class, available at:
   https://github.com/Slicer/Slicer/blob/master/Base/Python/slicer/ScriptedLoadableModule.py
   """
+  def __init__(self,parent):
+      ScriptedLoadableModuleLogic.__init__(self, parent)
+      self.qnam=qt.QNetworkAccessManager()
+
+  def connectRemote(self,serverURL,uname,pwd):
+     request=qt.QNetworkRequest()
+     request.setUrl(qt.QUrl(serverURL));
+     request.setHeader(qt.QNetworkRequest.ContentTypeHeader,
+        "application/x-www-form-urlencoded")
+
+     data="email="+uname+"&password="+pwd;
+
+     #setup the transfer
+     sConfig=qt.QSslConfiguration()
+
+     #user certificate
+     sConfig.setLocalCertificate(self.cert)
+     sConfig.setPrivateKey(self.key)
+
+     #ca certificate
+     caList=[self.caCert]
+     sConfig.setCaCertificates(caList)
+
+     request.setSslConfiguration(sConfig)
+
+     #post
+
+     r=self.qnam.post(request,data)
+     connect(qnam, qt.QNetworkAccessManager.finished, self, replyFinished);
+
+  def replyFinished(self,res):
+      print "Reply finished"
+
 
   def hasImageData(self,volumeNode):
     """This is a dummy logic method that

labkeySlicerPythonExtension/slicerNetwork.py

@@ -1,7 +1,6 @@
 import qt
-import OpenSSL
 
 
 class slicerNetwork:
-    def __init__():
+    def __init__(self,parent):
         pass