Merge pull request #636 from pixelated/dev/sandbox

Dev/sandbox

2 files changed, 36 insertions, 0 deletions

diff --git a/service/pixelated/resources/root_resource.py b/service/pixelated/resources/root_resource.py
index 86435d89..109dc08e 100644
--- a/service/pixelated/resources/root_resource.py
+++ b/service/pixelated/resources/root_resource.py
@@ -20,6 +20,7 @@ from string import Template
 
 from pixelated.resources import BaseResource, UnAuthorizedResource
 from pixelated.resources.attachments_resource import AttachmentsResource
+from pixelated.resources.sandbox_resource import SandboxResource
 from pixelated.resources.contacts_resource import ContactsResource
 from pixelated.resources.features_resource import FeaturesResource
 from pixelated.resources.feedback_resource import FeedbackResource
@@ -75,6 +76,7 @@ class RootResource(BaseResource):
         return csrf_input and csrf_input == xsrf_token
 
     def initialize(self, portal=None, disclaimer_banner=None):
+        self._child_resources.add('sandbox', SandboxResource(self._static_folder))
         self._child_resources.add('assets', File(self._static_folder))
         self._child_resources.add('keys', KeysResource(self._services_factory))
         self._child_resources.add(AttachmentsResource.BASE_URL, AttachmentsResource(self._services_factory))
diff --git a/service/pixelated/resources/sandbox_resource.py b/service/pixelated/resources/sandbox_resource.py
new file mode 100644
index 00000000..28e8c9be
--- /dev/null
+++ b/service/pixelated/resources/sandbox_resource.py
@@ -0,0 +1,34 @@
+#
+# Copyright (c) 2016 ThoughtWorks, Inc.
+#
+# Pixelated is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Pixelated 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+
+from twisted.web.static import File
+
+
+class SandboxResource(File):
+    CSP_HEADER_VALUES = "sandbox allow-popups allow-scripts;" \
+                        "default-src 'self';" \
+                        "style-src *;" \
+                        "script-src  *;" \
+                        "font-src *;" \
+                        "img-src *;" \
+                        "object-src 'none';" \
+                        "connect-src 'none';"
+
+    def render_GET(self, request):
+        request.setHeader('Content-Security-Policy', self.CSP_HEADER_VALUES)
+        request.setHeader('X-Content-Security-Policy', self.CSP_HEADER_VALUES)
+        request.setHeader('X-Webkit-CSP', self.CSP_HEADER_VALUES)
+        return super(SandboxResource, self).render_GET(request)