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-rw-r--r--server/src/leap/soledad/server/_blobs.py11
-rw-r--r--testing/tests/server/test_blobs_resource_validation.py63
2 files changed, 72 insertions, 2 deletions
diff --git a/server/src/leap/soledad/server/_blobs.py b/server/src/leap/soledad/server/_blobs.py
index 3dd4ccb4..9dc4b9e7 100644
--- a/server/src/leap/soledad/server/_blobs.py
+++ b/server/src/leap/soledad/server/_blobs.py
@@ -27,6 +27,7 @@ environments.
import os
import base64
import json
+import re
from twisted.logger import Logger
from twisted.web import static
@@ -195,7 +196,7 @@ class BlobsResource(resource.Resource):
def render_GET(self, request):
logger.info("http get: %s" % request.path)
- user, blob_id = request.postpath
+ user, blob_id = self._validate(request)
if not blob_id:
return self._handler.list_blobs(user, request)
self._handler.tag_header(user, blob_id, request)
@@ -203,7 +204,7 @@ class BlobsResource(resource.Resource):
def render_PUT(self, request):
logger.info("http put: %s" % request.path)
- user, blob_id = request.postpath
+ user, blob_id = self._validate(request)
d = self._handler.write_blob(user, blob_id, request)
d.addCallback(lambda _: request.finish())
d.addErrback(self._error, request)
@@ -214,6 +215,12 @@ class BlobsResource(resource.Resource):
request.setResponseCode(500)
request.finish()
+ def _validate(self, request):
+ for arg in request.postpath:
+ if arg and not re.match('^[a-zA-Z0-9_-]+$', arg):
+ raise Exception('Invalid blob resource argument: %s' % arg)
+ return request.postpath
+
if __name__ == '__main__':
# A dummy blob server
diff --git a/testing/tests/server/test_blobs_resource_validation.py b/testing/tests/server/test_blobs_resource_validation.py
new file mode 100644
index 00000000..9fbb1b2e
--- /dev/null
+++ b/testing/tests/server/test_blobs_resource_validation.py
@@ -0,0 +1,63 @@
+# -*- coding: utf-8 -*-
+# test_blobs_resource_validation.py
+# Copyright (C) 2017 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+"""
+Tests for invalid user or blob_id on blobs resource
+"""
+import pytest
+from twisted.trial import unittest
+from twisted.web.test.test_web import DummyRequest
+from leap.soledad.server import _blobs as server_blobs
+
+
+class BlobServerTestCase(unittest.TestCase):
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def setUp(self):
+ self.resource = server_blobs.BlobsResource(self.tempdir)
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def test_valid_arguments(self):
+ request = DummyRequest(['v4l1d-us3r', 'v4l1d-bl0b-1d'])
+ self.assertTrue(self.resource._validate(request))
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def test_invalid_user_get(self):
+ request = DummyRequest(['invalid user', 'valid-blob-id'])
+ request.path = '/blobs/'
+ with pytest.raises(Exception):
+ self.resource.render_GET(request)
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def test_invalid_user_put(self):
+ request = DummyRequest(['invalid user', 'valid-blob-id'])
+ request.path = '/blobs/'
+ with pytest.raises(Exception):
+ self.resource.render_PUT(request)
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def test_invalid_blob_id_get(self):
+ request = DummyRequest(['valid-user', 'invalid blob id'])
+ request.path = '/blobs/'
+ with pytest.raises(Exception):
+ self.resource.render_GET(request)
+
+ @pytest.mark.usefixtures("method_tmpdir")
+ def test_invalid_blob_id_put(self):
+ request = DummyRequest(['valid-user', 'invalid blob id'])
+ request.path = '/blobs/'
+ with pytest.raises(Exception):
+ self.resource.render_PUT(request)