From 14a63fa2c7de79fe173771fd98e448650387e924 Mon Sep 17 00:00:00 2001 From: Vishvananda Ishaya Date: Sat, 25 Jun 2011 17:29:14 -0700 Subject: add support to list security groups --- nova/api/ec2/cloud.py | 5 ++++- nova/api/ec2/metadatarequesthandler.py | 6 ++++-- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/nova/api/ec2/cloud.py b/nova/api/ec2/cloud.py index 9aaf37a2d..194ddee97 100644 --- a/nova/api/ec2/cloud.py +++ b/nova/api/ec2/cloud.py @@ -167,6 +167,9 @@ class CloudController(object): instance_ref['id']) ec2_id = ec2utils.id_to_ec2_id(instance_ref['id']) image_ec2_id = self.image_ec2_id(instance_ref['image_ref']) + security_groups = db.security_group_get_by_instance(ctxt, + instance_ref['id']) + security_groups = [x['name'] for x in security_groups] data = { 'user-data': base64.b64decode(instance_ref['user_data']), 'meta-data': { @@ -190,7 +193,7 @@ class CloudController(object): 'public-ipv4': floating_ip or '', 'public-keys': keys, 'reservation-id': instance_ref['reservation_id'], - 'security-groups': '', + 'security-groups': security_groups, 'mpi': mpi}} for image_type in ['kernel', 'ramdisk']: diff --git a/nova/api/ec2/metadatarequesthandler.py b/nova/api/ec2/metadatarequesthandler.py index b70266a20..1dc275c90 100644 --- a/nova/api/ec2/metadatarequesthandler.py +++ b/nova/api/ec2/metadatarequesthandler.py @@ -35,6 +35,9 @@ FLAGS = flags.FLAGS class MetadataRequestHandler(wsgi.Application): """Serve metadata from the EC2 API.""" + def __init__(self): + self.cc = cloud.CloudController() + def print_data(self, data): if isinstance(data, dict): output = '' @@ -68,12 +71,11 @@ class MetadataRequestHandler(wsgi.Application): @webob.dec.wsgify(RequestClass=wsgi.Request) def __call__(self, req): - cc = cloud.CloudController() remote_address = req.remote_addr if FLAGS.use_forwarded_for: remote_address = req.headers.get('X-Forwarded-For', remote_address) try: - meta_data = cc.get_metadata(remote_address) + meta_data = self.cc.get_metadata(remote_address) except Exception: LOG.exception(_('Failed to get metadata for ip: %s'), remote_address) -- cgit From 1c677ad263f72583748074d01f6dbd384c411c11 Mon Sep 17 00:00:00 2001 From: Vishvananda Ishaya Date: Sat, 25 Jun 2011 17:47:54 -0700 Subject: add fake connection object to wsgi app --- nova/wsgi.py | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/nova/wsgi.py b/nova/wsgi.py index 33ba852bc..2613357b2 100644 --- a/nova/wsgi.py +++ b/nova/wsgi.py @@ -91,6 +91,35 @@ class Request(webob.Request): class Application(object): """Base WSGI application wrapper. Subclasses need to implement __call__.""" + @classmethod + def fake_connection(cls): + """Return a fake httplib connection object for this Application""" + class FakeConnection(object): + """Faked version of httplib.HTTPConnection to talk to app.""" + def __init__(self): + self.app = cls() + + def request(self, method, url, body=None, headers={}): + self.req = webob.Request.blank("/" + url.lstrip("/")) + self.req.remote_addr = '127.0.0.1' + self.req.method = method + if headers: + self.req.headers = headers + if body: + self.req.body = body + + def getresponse(self): + res = self.req.get_response(self.app) + + # httplib.Response has a read() method...fake it out + def fake_reader(): + return res.body + + setattr(res, 'read', fake_reader) + return res + + return FakeConnection() + @classmethod def factory(cls, global_config, **local_config): """Used for paste app factories in paste.deploy config files. -- cgit From a8f485d148f2184253fcbd7ccdfa9de9bb0bb735 Mon Sep 17 00:00:00 2001 From: Vishvananda Ishaya Date: Sat, 25 Jun 2011 17:50:39 -0700 Subject: add metadata tests --- nova/tests/test_metadata.py | 82 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 nova/tests/test_metadata.py diff --git a/nova/tests/test_metadata.py b/nova/tests/test_metadata.py new file mode 100644 index 000000000..30b5b19a7 --- /dev/null +++ b/nova/tests/test_metadata.py @@ -0,0 +1,82 @@ +# 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 httplib + +from nova import test +from nova import wsgi +from nova.api.ec2 import metadatarequesthandler +from nova.db.sqlalchemy import api + + +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': 'm1.tiny', + 'reservation_id': 'r-xxxxxxxx', + 'user_data': '', + 'image_ref': 7, + 'hostname' : 'test'}) + + def instance_get(*args, **kwargs): + return self.instance + + def floating_get(*args, **kwargs): + return '99.99.99.99' + + self.conn = self.fake_connection() + self.stubs.Set(api, 'instance_get', instance_get) + self.stubs.Set(api, 'fixed_ip_get_instance', instance_get) + self.stubs.Set(api, 'instance_get_floating_address', floating_get) + + def real_connection(self): + router = metadatarequesthandler.MetadataRequestHandler() + service = wsgi.Server() + service.start(router, 16969) + return httplib.HTTPConnection('127.0.0.1', 16969) + + def fake_connection(self): + return metadatarequesthandler.MetadataRequestHandler.fake_connection() + + def request(self, relative_url): + self.conn.request('GET', relative_url) + return self.conn.getresponse().read() + + 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') + -- cgit From b86b14ac5a96332beedf10ca8da5787adfc6c308 Mon Sep 17 00:00:00 2001 From: Vishvananda Ishaya Date: Sat, 25 Jun 2011 17:52:26 -0700 Subject: pep8 --- nova/tests/test_metadata.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/nova/tests/test_metadata.py b/nova/tests/test_metadata.py index 30b5b19a7..1ef1fea86 100644 --- a/nova/tests/test_metadata.py +++ b/nova/tests/test_metadata.py @@ -40,7 +40,7 @@ class MetadataTestCase(test.TestCase): 'reservation_id': 'r-xxxxxxxx', 'user_data': '', 'image_ref': 7, - 'hostname' : 'test'}) + 'hostname': 'test'}) def instance_get(*args, **kwargs): return self.instance @@ -79,4 +79,3 @@ class MetadataTestCase(test.TestCase): self.stubs.Set(api, 'security_group_get_by_instance', sg_get) self.assertEqual(self.request('/meta-data/security-groups'), 'default\nother') - -- cgit From d1b904d5b7d4a277adc156d8ab576b37b7e190fc Mon Sep 17 00:00:00 2001 From: Brian Lamar Date: Mon, 27 Jun 2011 09:56:31 -0400 Subject: Use webob to test WSGI app --- nova/tests/test_metadata.py | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/nova/tests/test_metadata.py b/nova/tests/test_metadata.py index 1ef1fea86..c7095914c 100644 --- a/nova/tests/test_metadata.py +++ b/nova/tests/test_metadata.py @@ -21,6 +21,8 @@ import base64 import httplib +import webob + from nova import test from nova import wsgi from nova.api.ec2 import metadatarequesthandler @@ -48,23 +50,15 @@ class MetadataTestCase(test.TestCase): def floating_get(*args, **kwargs): return '99.99.99.99' - self.conn = self.fake_connection() self.stubs.Set(api, 'instance_get', instance_get) self.stubs.Set(api, 'fixed_ip_get_instance', instance_get) self.stubs.Set(api, 'instance_get_floating_address', floating_get) - - def real_connection(self): - router = metadatarequesthandler.MetadataRequestHandler() - service = wsgi.Server() - service.start(router, 16969) - return httplib.HTTPConnection('127.0.0.1', 16969) - - def fake_connection(self): - return metadatarequesthandler.MetadataRequestHandler.fake_connection() + self.app = metadatarequesthandler.MetadataRequestHandler() def request(self, relative_url): - self.conn.request('GET', relative_url) - return self.conn.getresponse().read() + 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') -- cgit From ad19a9e762f735a33af710fb8bded3a086266587 Mon Sep 17 00:00:00 2001 From: Brian Lamar Date: Mon, 27 Jun 2011 09:58:17 -0400 Subject: Removed now un-needed fake_connection --- nova/tests/test_metadata.py | 1 + nova/wsgi.py | 29 ----------------------------- 2 files changed, 1 insertion(+), 29 deletions(-) diff --git a/nova/tests/test_metadata.py b/nova/tests/test_metadata.py index c7095914c..c862726ab 100644 --- a/nova/tests/test_metadata.py +++ b/nova/tests/test_metadata.py @@ -31,6 +31,7 @@ from nova.db.sqlalchemy import api class MetadataTestCase(test.TestCase): """Test that metadata is returning proper values.""" + def setUp(self): super(MetadataTestCase, self).setUp() self.instance = ({'id': 1, diff --git a/nova/wsgi.py b/nova/wsgi.py index 2613357b2..33ba852bc 100644 --- a/nova/wsgi.py +++ b/nova/wsgi.py @@ -91,35 +91,6 @@ class Request(webob.Request): class Application(object): """Base WSGI application wrapper. Subclasses need to implement __call__.""" - @classmethod - def fake_connection(cls): - """Return a fake httplib connection object for this Application""" - class FakeConnection(object): - """Faked version of httplib.HTTPConnection to talk to app.""" - def __init__(self): - self.app = cls() - - def request(self, method, url, body=None, headers={}): - self.req = webob.Request.blank("/" + url.lstrip("/")) - self.req.remote_addr = '127.0.0.1' - self.req.method = method - if headers: - self.req.headers = headers - if body: - self.req.body = body - - def getresponse(self): - res = self.req.get_response(self.app) - - # httplib.Response has a read() method...fake it out - def fake_reader(): - return res.body - - setattr(res, 'read', fake_reader) - return res - - return FakeConnection() - @classmethod def factory(cls, global_config, **local_config): """Used for paste app factories in paste.deploy config files. -- cgit