[VMware] Fix problem transferring files with ipv6 host

Need to protect the host name with '[' and ']' before
we create a http/https connection

Fixes LP# 1224479

Change-Id: I8c2e58d3eb5e001eff3c9354c3cdc593469b23ac

nova/tests/virt/vmwareapi/test_read_write_util.py

@@ -0,0 +1,44 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 IBM Corp.
+# Copyright 2011 OpenStack Foundation
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import httplib
+
+from oslo.config import cfg
+
+from nova import test
+from nova.virt.vmwareapi import read_write_util
+
+CONF = cfg.CONF
+
+
+class ReadWriteUtilTestCase(test.TestCase):
+    def setUp(self):
+        super(ReadWriteUtilTestCase, self).setUp()
+
+    def test_ipv6_host(self):
+        ipv6_host = 'fd8c:215d:178e:c51e:200:c9ff:fed1:584c'
+        self.mox.StubOutWithMock(httplib.HTTPConnection, 'endheaders')
+        httplib.HTTPConnection.endheaders()
+        self.mox.ReplayAll()
+        file = read_write_util.VMwareHTTPWriteFile(ipv6_host,
+                                                   'fake_dc',
+                                                   'fake_ds',
+                                                   dict(),
+                                                   '/tmp/fake.txt',
+                                                   0)
+        self.assertEqual(ipv6_host, file.conn.host)
+        self.assertEqual(443, file.conn.port)

nova/virt/vmwareapi/read_write_util.py

@@ -29,6 +29,7 @@ import urlparse
 
 from nova.openstack.common.gettextutils import _
 from nova.openstack.common import log as logging
+from nova import utils
 
 LOG = logging.getLogger(__name__)
 
@@ -117,7 +118,10 @@ class VMwareHTTPWriteFile(VMwareHTTPFile):
 
     def __init__(self, host, data_center_name, datastore_name, cookies,
                  file_path, file_size, scheme="https"):
-        base_url = "%s://%s/folder/%s" % (scheme, host, file_path)
+        if utils.is_valid_ipv6(host):
+            base_url = "%s://[%s]/folder/%s" % (scheme, host, file_path)
+        else:
+            base_url = "%s://%s/folder/%s" % (scheme, host, file_path)
         param_list = {"dcPath": data_center_name, "dsName": datastore_name}
         base_url = base_url + "?" + urllib.urlencode(param_list)
         _urlparse = urlparse.urlparse(base_url)