# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
#    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.

"""Tests for the testing the metadata code."""

import base64

import webob

from nova import exception
from nova import test
from nova.api.ec2 import metadatarequesthandler
from nova.db.sqlalchemy import api


USER_DATA_STRING = ("This is an encoded string")
ENCODE_USER_DATA_STRING = base64.b64encode(USER_DATA_STRING)


def return_non_existing_server_by_address(context, address):
    raise exception.NotFound()


class MetadataTestCase(test.TestCase):
    """Test that metadata is returning proper values."""

    def setUp(self):
        super(MetadataTestCase, self).setUp()
        self.instance = ({'id': 1,
                         'project_id': 'test',
                         'key_name': None,
                         'host': 'test',
                         'launch_index': 1,
                         'instance_type': {'name': 'm1.tiny'},
                         'reservation_id': 'r-xxxxxxxx',
                         'user_data': '',
                         'image_ref': 7,
                         'fixed_ips': [],
                         'root_device_name': '/dev/sda1',
                         'hostname': 'test'})

        def instance_get(*args, **kwargs):
            return self.instance

        def instance_get_list(*args, **kwargs):
            return [self.instance]

        def floating_get(*args, **kwargs):
            return '99.99.99.99'

        self.stubs.Set(api, 'instance_get', instance_get)
        self.stubs.Set(api, 'instance_get_all_by_filters', instance_get_list)
        self.stubs.Set(api, 'instance_get_floating_address', floating_get)
        self.app = metadatarequesthandler.MetadataRequestHandler()

    def request(self, relative_url):
        request = webob.Request.blank(relative_url)
        request.remote_addr = "127.0.0.1"
        return request.get_response(self.app).body

    def test_base(self):
        self.assertEqual(self.request('/'), 'meta-data/\nuser-data')

    def test_user_data(self):
        self.instance['user_data'] = base64.b64encode('happy')
        self.assertEqual(self.request('/user-data'), 'happy')

    def test_security_groups(self):
        def sg_get(*args, **kwargs):
            return [{'name': 'default'}, {'name': 'other'}]
        self.stubs.Set(api, 'security_group_get_by_instance', sg_get)
        self.assertEqual(self.request('/meta-data/security-groups'),
                         'default\nother')

    def test_user_data_non_existing_fixed_address(self):
        self.stubs.Set(api, 'instance_get_all_by_filters',
                       return_non_existing_server_by_address)
        request = webob.Request.blank('/user-data')
        request.remote_addr = "127.1.1.1"
        response = request.get_response(self.app)
        self.assertEqual(response.status_int, 404)

    def test_user_data_none_fixed_address(self):
        self.stubs.Set(api, 'instance_get_all_by_filters',
                       return_non_existing_server_by_address)
        request = webob.Request.blank('/user-data')
        request.remote_addr = None
        response = request.get_response(self.app)
        self.assertEqual(response.status_int, 500)

    def test_user_data_invalid_url(self):
        request = webob.Request.blank('/user-data-invalid')
        request.remote_addr = "127.0.0.1"
        response = request.get_response(self.app)
        self.assertEqual(response.status_int, 404)

    def test_user_data_with_use_forwarded_header(self):
        self.instance['user_data'] = ENCODE_USER_DATA_STRING
        self.flags(use_forwarded_for=True)
        request = webob.Request.blank('/user-data')
        request.remote_addr = "127.0.0.1"
        response = request.get_response(self.app)
        self.assertEqual(response.status_int, 200)
        self.assertEqual(response.body, USER_DATA_STRING)

@@ -979,16 +979,52 @@
 ort api%0A
+from nova.tests import fake_network%0A
 %0A%0AUSER_D
@@ -1187,16 +1187,32 @@
  address
+, *args, **kwarg
 ):%0A    r
@@ -2478,16 +2478,254 @@
 andler()
+%0A        network_manager = fake_network.FakeNetworkManager()%0A        self.stubs.Set(self.app.cc.network_api,%0A                       'get_instance_uuids_by_ip_filter',%0A                       network_manager.get_instance_uuids_by_ip_filter)
 %0A%0A    de

add the fake_network Manager to prevent rpc calls