Merge lp:~dobey/ubuntu-sso-client/update-13-10 into lp:ubuntu-sso-client/stable-13-10

[dobey]

[Brian Curtin]

    - Set SSL configuration with bundled certificates for all WebClient requests.

[Mike McCracken (mikemc)]

review: Approve

[lp:~dobey/ubuntu-sso-client/update-13-10]

1031. By Brian Curtin on 2013-05-29

[Brian Curtin]

    - Set SSL configuration with bundled certificates for all WebClient requests.

=== added file 'data/UbuntuOne-Go_Daddy_CA.pem'
--- data/UbuntuOne-Go_Daddy_CA.pem	1970-01-01 00:00:00 +0000
+++ data/UbuntuOne-Go_Daddy_CA.pem	2013-05-29 20:29:29 +0000
@@ -0,0 +1,29 @@
+-----BEGIN CERTIFICATE-----
+MIIE3jCCA8agAwIBAgICAwEwDQYJKoZIhvcNAQEFBQAwYzELMAkGA1UEBhMCVVMx
+ITAfBgNVBAoTGFRoZSBHbyBEYWRkeSBHcm91cCwgSW5jLjExMC8GA1UECxMoR28g
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+OgRQjhVyrEp0lVPLN8tESe8HkGsz2ZbwlFalEzAFPIUyIXvJxwqoJKSQ3kbTJSMU
+A2fCENZvD117esyfxVgqwcSeIaha86ykRvOe5GPLL5CkKSkB2XIsKd83ASe8T+5o
+0yGPwLPk9Qnt0hCqU7S+8MxZC9Y7lhyVJEnfzuz9p0iRFEUOOjZv2kWzRaJBydTX
+RE4+uXR21aITVSzGh6O1mawGhId/dQb8vxRMDsxuxN89txJx9OjxUUAiKEngHUuH
+qDTMBqLdElrRhjZkAzVvb3du6/KFUJheqwNTrZEjYx8WnM25sgVjOuH0aBsXBTWV
+U+4=
+-----END CERTIFICATE-----
 
=== added file 'data/UbuntuOne-Go_Daddy_Class_2_CA.pem'
--- data/UbuntuOne-Go_Daddy_Class_2_CA.pem	1970-01-01 00:00:00 +0000
+++ data/UbuntuOne-Go_Daddy_Class_2_CA.pem	2013-05-29 20:29:29 +0000
@@ -0,0 +1,25 @@
+-----BEGIN CERTIFICATE-----
+MIIEADCCAuigAwIBAgIBADANBgkqhkiG9w0BAQUFADBjMQswCQYDVQQGEwJV
+UzEhMB8GA1UEChMYVGhlIEdvIERhZGR5IEdyb3VwLCBJbmMuMTEwLwYDVQQL
+EyhHbyBEYWRkeSBDbGFzcyAyIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MB4X
+DTA0MDYyOTE3MDYyMFoXDTM0MDYyOTE3MDYyMFowYzELMAkGA1UEBhMCVVMx
+ITAfBgNVBAoTGFRoZSBHbyBEYWRkeSBHcm91cCwgSW5jLjExMC8GA1UECxMo
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+BQADggEBADJL87LKPpH8EsahB4yOd6AzBhRckB4Y9wimPQoZ+YeAEW5p5JYX
+MP80kWNyOO7MHAGjHZQopDH2esRU1/blMVgDoszOYtuURXO1v0XJJLXVggKt
+I3lpjbi2Tc7PTMozI+gciKqdi0FuFskg5YmezTvacPd+mSYgFFQlq25zheab
+IZ0KbIIOqPjCDPoQHmyW74cNxA9hi63ugyuV+I6ShHI56yDqg+2DzZduCLzr
+Tia2cyvk0/ZM/iZx4mERdEr/VxqHD3VILs9RaRegAhJhldXRQLIQTO7ErBBD
+pqWeCtWVYpoNz4iCxTIM5CufReYNnyicsbkqWletNw+vHX/bvZ8=
+-----END CERTIFICATE-----
 
=== added file 'data/UbuntuOne-ValiCert_Class_2_VA.pem'
--- data/UbuntuOne-ValiCert_Class_2_VA.pem	1970-01-01 00:00:00 +0000
+++ data/UbuntuOne-ValiCert_Class_2_VA.pem	2013-05-29 20:29:29 +0000
@@ -0,0 +1,18 @@
+-----BEGIN CERTIFICATE-----
+MIIC5zCCAlACAQEwDQYJKoZIhvcNAQEFBQAwgbsxJDAiBgNVBAcTG1ZhbGlDZXJ0
+IFZhbGlkYXRpb24gTmV0d29yazEXMBUGA1UEChMOVmFsaUNlcnQsIEluYy4xNTAz
+BgNVBAsTLFZhbGlDZXJ0IENsYXNzIDIgUG9saWN5IFZhbGlkYXRpb24gQXV0aG9y
+aXR5MSEwHwYDVQQDExhodHRwOi8vd3d3LnZhbGljZXJ0LmNvbS8xIDAeBgkqhkiG
+9w0BCQEWEWluZm9AdmFsaWNlcnQuY29tMB4XDTk5MDYyNjAwMTk1NFoXDTE5MDYy
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+azEXMBUGA1UEChMOVmFsaUNlcnQsIEluYy4xNTAzBgNVBAsTLFZhbGlDZXJ0IENs
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+UJSZSWI4OB9L+KXIPqeCgfYrx+jFzug6EILLGACOTb2oWH+heQC1u+mNr0HZDzTu
+IYEZoDJJKPTEjlbVUjP9UNV+mWwD5MlM/Mtsq2azSiGM5bUMMj4QssxsodyamEwC
+W/POuZ6lcg5Ktz885hZo+L7tdEy8W9ViH0Pd
+-----END CERTIFICATE-----
 
=== modified file 'setup.py'
--- setup.py	2013-04-03 18:50:39 +0000
+++ setup.py	2013-05-29 20:29:29 +0000
@@ -47,6 +47,8 @@
 
 from distutils import log
 
+from ubuntu_sso.utils import get_cert_dir
+
 PROJECT_NAME = 'ubuntu-sso-client'
 VERSION = '4.3'
 
@@ -285,14 +287,17 @@
     cmdclass['build_i18n'] = dummy_build_i18n
 
 
-def setup_windows():
-    """Provide the required info to setup the project on windows."""
+data_files = [(get_cert_dir(),
+              ['data/UbuntuOne-Go_Daddy_CA.pem',
+               'data/UbuntuOne-ValiCert_Class_2_VA.pem',
+               'data/UbuntuOne-Go_Daddy_Class_2_CA.pem'])]
+
+if sys.platform == 'win32':
     set_py2exe_paths()
-    _data_files = []
     # for PyQt, see http://www.py2exe.org/index.cgi/Py2exeAndPyQt
     _includes = ['sip', 'email', 'ubuntu_sso.qt.gui',
                  'ubuntu_sso.qt.controllers', 'PyQt4.QtNetwork', 'PIL']
-    _extra = {
+    extra = {
         'options': {
             'py2exe': {
                 'bundle_files': 1,
@@ -306,15 +311,11 @@
         'console': sso_executables,
         'zipfile': None,
     }
-    return _data_files, _extra
-
-if sys.platform == 'win32':
-    data_files, extra = setup_windows()
 else:
-    data_files = [
+    data_files.extend([
         ('lib/ubuntu-sso-client', sso_executables),
         ('share/dbus-1/services', ['data/com.ubuntu.sso.service']),
-    ]
+    ])
     extra = {}
 
 DistUtilsExtra.auto.setup(
 
=== modified file 'ubuntu_sso/utils/__init__.py'
--- ubuntu_sso/utils/__init__.py	2012-10-23 14:17:58 +0000
+++ ubuntu_sso/utils/__init__.py	2013-05-29 20:29:29 +0000
@@ -33,6 +33,7 @@
 import os
 import sys
 
+from dirspec.basedir import load_config_paths
 from dirspec.utils import get_program_path
 
 from twisted.internet import defer
@@ -141,6 +142,30 @@
     return cmd_args
 
 
+def get_cert_dir():
+    """Return directory containing certificate files."""
+
+    if getattr(sys, "frozen", None) is not None:
+        if sys.platform == "win32":
+            ssl_cert_location = list(load_config_paths(
+                    "ubuntuone"))[1]
+        elif sys.platform == "darwin":
+                main_app_dir = "".join(__file__.partition(".app")[:-1])
+                main_app_resources_dir = os.path.join(main_app_dir,
+                                                      "Contents",
+                                                      "Resources")
+                ssl_cert_location = main_app_resources_dir
+    elif any(plat in sys.platform for plat in ("win32", "darwin")):
+        pkg_dir = os.path.dirname(__file__)
+        src_tree_path = os.path.dirname(os.path.dirname(pkg_dir))
+        ssl_cert_location = os.path.join(src_tree_path,
+                                         "data")
+    else:
+        ssl_cert_location = '/etc/ssl/certs'
+
+    return ssl_cert_location
+
+
 @defer.inlineCallbacks
 def ping_url(url, email, credentials):
     """Ping the 'url' with the 'email' attached to it.
 
=== modified file 'ubuntu_sso/utils/tests/test_common.py'
--- ubuntu_sso/utils/tests/test_common.py	2013-02-11 21:52:34 +0000
+++ ubuntu_sso/utils/tests/test_common.py	2013-05-29 20:29:29 +0000
@@ -32,6 +32,7 @@
 
 import logging
 import sys
+import os
 
 from twisted.internet import defer
 from twisted.web import resource
@@ -167,6 +168,49 @@
         self.assertEqual(expected, result)
 
 
+class GetCertDirTestCase(TestCase):
+    """Test determining the cert location."""
+
+    @defer.inlineCallbacks
+    def setUp(self):
+        yield super(GetCertDirTestCase, self).setUp()
+
+    def test_win(self):
+        """Test geting a path when Common AppData is defined."""
+        self.patch(utils, "__file__",
+                   os.path.join("path", "to", "ubuntu_sso",
+                                "utils", "__init__.py"))
+        self.patch(sys, "platform", "win32")
+        path = utils.get_cert_dir()
+        self.assertEqual(path, os.path.join("path", "to", "data"))
+
+    def test_darwin_frozen(self):
+        """Test that we get a path with .app in it on frozen darwin."""
+        self.patch(sys, "platform", "darwin")
+        sys.frozen = "macosx-app"
+        self.addCleanup(delattr, sys, "frozen")
+        self.patch(utils, "__file__",
+                   os.path.join("path", "to", "Main.app", "ignore"))
+        path = utils.get_cert_dir()
+        self.assertEqual(path, os.path.join("path", "to", "Main.app",
+                                            "Contents", "Resources"))
+
+    def test_darwin_unfrozen(self):
+        """Test that we get a source-relative path on unfrozen darwin."""
+        self.patch(sys, "platform", "darwin")
+        self.patch(utils, "__file__",
+                   os.path.join("path", "to", "ubuntuone",
+                                "utils", "__init__.py"))
+        path = utils.get_cert_dir()
+        self.assertEqual(path, os.path.join("path", "to", "data"))
+
+    def test_linux(self):
+        """Test that linux gets the right path."""
+        self.patch(sys, "platform", "linux2")
+        path = utils.get_cert_dir()
+        self.assertEqual(path, "/etc/ssl/certs")
+
+
 class RootResource(resource.Resource):
     """A root resource that logs the number of calls."""
 
 
=== modified file 'ubuntu_sso/utils/webclient/qtnetwork.py'
--- ubuntu_sso/utils/webclient/qtnetwork.py	2013-03-28 21:50:02 +0000
+++ ubuntu_sso/utils/webclient/qtnetwork.py	2013-05-29 20:29:29 +0000
@@ -30,6 +30,8 @@
 
 from __future__ import unicode_literals
 
+import glob
+import os
 import sys
 from io import StringIO
 
@@ -47,10 +49,12 @@
     QNetworkReply,
     QNetworkRequest,
     QSslCertificate,
+    QSslConfiguration,
 )
 from twisted.internet import defer
 
 from ubuntu_sso.logger import setup_logging
+from ubuntu_sso.utils import get_cert_dir
 from ubuntu_sso.utils.webclient.common import (
     BaseWebClient,
     HeaderDict,
@@ -102,6 +106,25 @@
         self.proxy_retry = False
         self.setup_proxy()
 
+        # Apply our local certificates as the SSL configuration to be used
+        # for all QNetworkRequest calls.
+        self.ssl_config = QSslConfiguration.defaultConfiguration()
+        ca_certs = self.ssl_config.caCertificates()
+        try:
+            for path in glob.glob(os.path.join(get_cert_dir(),
+                                               "UbuntuOne*.pem")):
+                with open(path) as f:
+                    cert = QSslCertificate(f.read())
+                    if cert.isValid():
+                        ca_certs.append(cert)
+                    else:
+                        logger.error("invalid certificate: {}".format(path))
+        except (IndexError, IOError) as err:
+            raise WebClientError(
+                    "Unable to configure SSL certificates: {}".format(err))
+
+        self.ssl_config.setCaCertificates(ca_certs)
+
     def _set_proxy(self, proxy):
         """Set the proxy to be used."""
         QNetworkProxy.setApplicationProxy(proxy)
@@ -157,6 +180,7 @@
         """Return a deferred that will be fired with a Response object."""
         uri = self.iri_to_uri(iri)
         request = QNetworkRequest(QUrl(uri))
+        request.setSslConfiguration(self.ssl_config)
         headers = yield self.build_request_headers(uri, method, extra_headers,
                                                    oauth_credentials)
 
 
=== modified file 'ubuntu_sso/utils/webclient/tests/test_qtnetwork.py'
--- ubuntu_sso/utils/webclient/tests/test_qtnetwork.py	2012-12-14 22:06:47 +0000
+++ ubuntu_sso/utils/webclient/tests/test_qtnetwork.py	2013-05-29 20:29:29 +0000
@@ -47,6 +47,8 @@
         self.settings = dict(https=dict(username='user', password='pasword'))
         self.patch(qtnetwork.gsettings, 'get_proxy_settings',
                 lambda: self.settings)
+        self.patch(qtnetwork, "get_cert_dir", lambda: "")
+        self.patch(qtnetwork.glob, "glob", lambda dir: [])
 
         self.proxy = None
 
@@ -69,6 +71,21 @@
     def _clean_webclient_instance(self):
         """Set the webclient not to have a proxy."""
         qtnetwork.WebClient.proxy_instance = None
+
+    def test_setup_no_certs(self):
+        # Ensure WebClient can start even if it finds no certs.
+        # It may or may not end up working depending on the certs actually
+        # being in the system, but not having them locally shouldn't prevent
+        # startup.
+        qtnetwork.WebClient()
+
+    def test_setup_unreadable_cert(self):
+        # If for some reason a cert of our own is found but can't be read,
+        # make sure we raise WebClientError.
+        # glob only returns paths that actually exist, but we fake this by
+        # passing something that can't be opened.
+        self.patch(qtnetwork.glob, "glob", lambda dir: ["asdfasdfasdf"])
+        self.assertRaises(qtnetwork.WebClientError, qtnetwork.WebClient)
 
 
 class SetupLinuxProxyTestCase(SetupProxyTestCase):