Separate metadata api into its own service
part 1 of blueprint separate-nova-metadata * adds api/metadata/ and moves code from ec2 * moves metadata into separate binary * changes metadata forward to use metadata host and port * moves the metadata accept rule to the metadata api * adds nova-api-* to setup.py Change-Id: I7f5d8e6cafc55b5c383cd88991f29c6059fb8d82
This commit is contained in:
Vishvananda Ishaya
parent
097d122609
commit
e6073532e5
47
bin/nova-api-metadata
Executable file
47
bin/nova-api-metadata
Executable file
@ -0,0 +1,47 @@
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#!/usr/bin/env python
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Starter script for Nova Metadata API."""
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import eventlet
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eventlet.monkey_patch()
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import os
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import sys
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possible_topdir = os.path.normpath(os.path.join(os.path.abspath(
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sys.argv[0]), os.pardir, os.pardir))
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if os.path.exists(os.path.join(possible_topdir, "nova", "__init__.py")):
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sys.path.insert(0, possible_topdir)
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from nova import flags
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from nova import log as logging
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from nova import service
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from nova import utils
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if __name__ == '__main__':
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utils.default_flagfile()
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flags.FLAGS(sys.argv)
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logging.setup()
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utils.monkey_patch()
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server = service.WSGIService('metadata')
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service.serve(server)
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service.wait()
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@ -1,21 +1,39 @@
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############
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# Metadata #
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############
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[composite:metadata]
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use = egg:Paste#urlmap
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/: metaversions
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/latest: meta
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/2007-01-19: meta
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/2007-03-01: meta
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/2007-08-29: meta
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/2007-10-10: meta
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/2007-12-15: meta
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/2008-02-01: meta
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/2008-09-01: meta
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/2009-04-04: meta
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[pipeline:metaversions]
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pipeline = ec2faultwrap logrequest metaverapp
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[pipeline:meta]
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pipeline = ec2faultwrap logrequest metaapp
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[app:metaverapp]
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paste.app_factory = nova.api.metadata.handler:Versions.factory
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[app:metaapp]
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paste.app_factory = nova.api.metadata.handler:MetadataRequestHandler.factory
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#######
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# EC2 #
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#######
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[composite:ec2]
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use = egg:Paste#urlmap
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/: ec2versions
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/services/Cloud: ec2cloud
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/services/Admin: ec2admin
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/latest: ec2metadata
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/2007-01-19: ec2metadata
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/2007-03-01: ec2metadata
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/2007-08-29: ec2metadata
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/2007-10-10: ec2metadata
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/2007-12-15: ec2metadata
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/2008-02-01: ec2metadata
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/2008-09-01: ec2metadata
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/2009-04-04: ec2metadata
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[pipeline:ec2cloud]
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pipeline = ec2faultwrap logrequest ec2noauth cloudrequest authorizer ec2executor
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@ -27,12 +45,6 @@ pipeline = ec2faultwrap logrequest ec2noauth adminrequest authorizer ec2executor
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# NOTE(vish): use the following pipeline for deprecated auth
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#pipeline = ec2faultwrap logrequest authenticate adminrequest authorizer ec2executor
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[pipeline:ec2metadata]
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pipeline = ec2faultwrap logrequest ec2md
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[pipeline:ec2versions]
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pipeline = ec2faultwrap logrequest ec2ver
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[filter:ec2faultwrap]
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paste.filter_factory = nova.api.ec2:FaultWrapper.factory
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@ -62,12 +74,6 @@ paste.filter_factory = nova.api.ec2:Authorizer.factory
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[app:ec2executor]
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paste.app_factory = nova.api.ec2:Executor.factory
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[app:ec2ver]
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paste.app_factory = nova.api.ec2:Versions.factory
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[app:ec2md]
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paste.app_factory = nova.api.ec2.metadatarequesthandler:MetadataRequestHandler.factory
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#############
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# Openstack #
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#############
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@ -25,7 +25,7 @@
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:synopsis: Infrastructure-as-a-Service Cloud platform.
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.. moduleauthor:: Jesse Andrews <jesse@ansolabs.com>
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.. moduleauthor:: Devin Carlen <devin.carlen@gmail.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@yahoo.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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.. moduleauthor:: Joshua McKenty <joshua@cognition.ca>
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.. moduleauthor:: Manish Singh <yosh@gimp.org>
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.. moduleauthor:: Andy Smith <andy@anarkystic.com>
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@ -20,10 +20,7 @@ Starting point for routing EC2 requests.
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"""
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from urlparse import urlparse
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import eventlet
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from eventlet.green import httplib
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import webob
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import webob.dec
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import webob.exc
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@ -437,23 +434,3 @@ class Executor(wsgi.Application):
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(utils.utf8(code), utils.utf8(message),
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utils.utf8(context.request_id)))
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return resp
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class Versions(wsgi.Application):
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@webob.dec.wsgify(RequestClass=wsgi.Request)
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def __call__(self, req):
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"""Respond to a request for all EC2 versions."""
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# available api versions
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versions = [
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'1.0',
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'2007-01-19',
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'2007-03-01',
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'2007-08-29',
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'2007-10-10',
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'2007-12-15',
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'2008-02-01',
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'2008-09-01',
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'2009-04-04',
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]
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return ''.join('%s\n' % v for v in versions)
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@ -23,14 +23,14 @@ from nova import utils
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FLAGS = flags.FLAGS
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class EC2Manager(manager.Manager):
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"""EC2 API manager.
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class MetadataManager(manager.Manager):
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"""Metadata Manager.
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This class manages the EC2 API service initialization. Currently, it
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This class manages the Metadata API service initialization. Currently, it
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just adds an iptables filter rule for the metadata service.
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"""
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def __init__(self, *args, **kwargs):
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super(EC2Manager, self).__init__(*args, **kwargs)
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super(MetadataManager, self).__init__(*args, **kwargs)
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self.network_driver = utils.import_object(FLAGS.network_driver)
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def init_host(self):
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25
nova/api/metadata/__init__.py
Normal file
25
nova/api/metadata/__init__.py
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2011 Openstack, LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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:mod:`nova.api.metadata` -- Nova Metadata Server
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================================================
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.. automodule:: nova.api.metadata
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:platform: Unix
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:synopsis: Metadata Server for Nova
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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"""
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@ -23,18 +23,37 @@ import webob.exc
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from nova import log as logging
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from nova import flags
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from nova import utils
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from nova import wsgi
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from nova.api.ec2 import cloud
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LOG = logging.getLogger('nova.api.ec2.metadata')
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LOG = logging.getLogger('nova.api.metadata')
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FLAGS = flags.FLAGS
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flags.DECLARE('use_forwarded_for', 'nova.api.auth')
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class Versions(wsgi.Application):
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@webob.dec.wsgify(RequestClass=wsgi.Request)
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def __call__(self, req):
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"""Respond to a request for all versions."""
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# available api versions
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versions = [
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'1.0',
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'2007-01-19',
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'2007-03-01',
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'2007-08-29',
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'2007-10-10',
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'2007-12-15',
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'2008-02-01',
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'2008-09-01',
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'2009-04-04',
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]
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return ''.join('%s\n' % v for v in versions)
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class MetadataRequestHandler(wsgi.Application):
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"""Serve metadata from the EC2 API."""
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"""Serve metadata."""
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def __init__(self):
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self.cc = cloud.CloudController()
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@ -23,6 +23,6 @@
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:platform: Unix
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:synopsis: User-and-Project based RBAC using LDAP, SAML.
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.. moduleauthor:: Jesse Andrews <jesse@ansolabs.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@yahoo.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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.. moduleauthor:: Joshua McKenty <joshua@cognition.ca>
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"""
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:platform: Unix
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:synopsis: An OpenVPN server for every nova user.
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.. moduleauthor:: Devin Carlen <devin.carlen@gmail.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@yahoo.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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.. moduleauthor:: Joshua McKenty <jmckenty@gmail.com>
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"""
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@ -361,7 +361,7 @@ DEFINE_integer('rabbit_max_retries', 0,
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'maximum rabbit connection attempts (0=try forever)')
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DEFINE_string('control_exchange', 'nova', 'the main exchange to connect to')
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DEFINE_boolean('rabbit_durable_queues', False, 'use durable queues')
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DEFINE_list('enabled_apis', ['ec2', 'osapi'],
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DEFINE_list('enabled_apis', ['ec2', 'osapi', 'metadata'],
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'list of APIs to enable by default')
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DEFINE_string('ec2_host', '$my_ip', 'ip of api server')
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DEFINE_string('ec2_dmz_host', '$my_ip', 'internal ip of api server')
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@ -377,7 +377,8 @@ DEFINE_integer('osapi_port', 8774, 'OpenStack API port')
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DEFINE_string('osapi_path', '/v1.1/', 'suffix for openstack')
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DEFINE_integer('osapi_max_limit', 1000,
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'max number of items returned in a collection response')
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DEFINE_string('metadata_host', '$my_ip', 'ip of metadata server')
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DEFINE_integer('metadata_port', 8775, 'Metadata API port')
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DEFINE_string('default_project', 'openstack', 'default project for openstack')
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DEFINE_string('default_image', 'ami-11111',
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'default image to use, testing only')
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@ -377,7 +377,8 @@ def metadata_forward():
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'-s 0.0.0.0/0 -d 169.254.169.254/32 '
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'-p tcp -m tcp --dport 80 -j DNAT '
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'--to-destination %s:%s' % \
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(FLAGS.ec2_dmz_host, FLAGS.ec2_port))
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(FLAGS.metadata_host,
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FLAGS.metadata_port))
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iptables_manager.apply()
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@ -387,8 +388,8 @@ def metadata_accept():
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'-s 0.0.0.0/0 -d %s '
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'-p tcp -m tcp --dport %s '
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'-j ACCEPT' % \
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(FLAGS.ec2_dmz_host,
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FLAGS.ec2_port))
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(FLAGS.metadata_host,
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FLAGS.metadata_port))
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iptables_manager.apply()
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@ -25,7 +25,7 @@
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:synopsis: Currently a trivial file-based system, getting extended w/ swift.
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.. moduleauthor:: Jesse Andrews <jesse@ansolabs.com>
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.. moduleauthor:: Devin Carlen <devin.carlen@gmail.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@yahoo.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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.. moduleauthor:: Joshua McKenty <joshua@cognition.ca>
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.. moduleauthor:: Manish Singh <yosh@gimp.org>
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.. moduleauthor:: Andy Smith <andy@anarkystic.com>
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@ -45,16 +45,18 @@ flags.DEFINE_integer('report_interval', 10,
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flags.DEFINE_integer('periodic_interval', 60,
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'seconds between running periodic tasks',
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lower_bound=1)
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flags.DEFINE_string('ec2_manager', 'nova.api.manager.EC2Manager',
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'EC2 API service manager')
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flags.DEFINE_string('ec2_listen', "0.0.0.0",
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'IP address for EC2 API to listen')
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flags.DEFINE_integer('ec2_listen_port', 8773, 'port for ec2 api to listen')
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flags.DEFINE_string('osapi_manager', None,
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'OpenStack API service manager')
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flags.DEFINE_string('osapi_listen', "0.0.0.0",
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'IP address for OpenStack API to listen')
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flags.DEFINE_integer('osapi_listen_port', 8774, 'port for os api to listen')
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flags.DEFINE_string('metadata_manager', 'nova.api.manager.MetadataManager',
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'OpenStack metadata service manager')
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flags.DEFINE_string('metadata_listen', "0.0.0.0",
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'IP address for metadata api to listen')
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flags.DEFINE_integer('metadata_listen_port', 8775,
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'port for metadata api to listen')
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flags.DEFINE_string('api_paste_config', "api-paste.ini",
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'File name for the paste.deploy config for nova-api')
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@ -24,7 +24,7 @@
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:platform: Unix
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.. moduleauthor:: Jesse Andrews <jesse@ansolabs.com>
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.. moduleauthor:: Devin Carlen <devin.carlen@gmail.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@yahoo.com>
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.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
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.. moduleauthor:: Joshua McKenty <joshua@cognition.ca>
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.. moduleauthor:: Manish Singh <yosh@gimp.org>
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.. moduleauthor:: Andy Smith <andy@anarkystic.com>
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@ -93,6 +93,7 @@ class _IntegratedTestBase(test.TestCase):
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# Auto-assign ports to allow concurrent tests
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f['ec2_listen_port'] = 0
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f['osapi_listen_port'] = 0
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f['metadata_listen_port'] = 0
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f['image_service'] = 'nova.image.fake.FakeImageService'
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f['fake_network'] = True
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@ -21,7 +21,7 @@
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import base64
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import webob
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from nova.api.ec2 import metadatarequesthandler
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from nova.api.metadata import handler
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from nova.db.sqlalchemy import api
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from nova import exception
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from nova import flags
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@ -86,7 +86,7 @@ class MetadataTestCase(test.TestCase):
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self.stubs.Set(api, 'instance_get', instance_get)
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self.stubs.Set(api, 'instance_get_all_by_filters', instance_get_list)
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self.stubs.Set(api, 'instance_get_floating_address', floating_get)
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self.app = metadatarequesthandler.MetadataRequestHandler()
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self.app = handler.MetadataRequestHandler()
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network_manager = fake_network.FakeNetworkManager()
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self.stubs.Set(self.app.cc.network_api,
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'get_instance_uuids_by_ip_filter',
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3
setup.py
3
setup.py
@ -119,6 +119,9 @@ setup(name='nova',
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data_files=find_data_files('share/nova', 'tools'),
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scripts=['bin/nova-ajax-console-proxy',
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'bin/nova-api',
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'bin/nova-api-ec2',
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'bin/nova-api-metadata',
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'bin/nova-api-os',
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'bin/nova-compute',
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'bin/nova-console',
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'bin/nova-dhcpbridge',
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@ -1,158 +0,0 @@
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#!/usr/bin/env bash
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
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# not use this file except in compliance with the License. You may obtain
|
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# a copy of the License at
|
||||
#
|
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# http://www.apache.org/licenses/LICENSE-2.0
|
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#
|
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# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
# License for the specific language governing permissions and limitations
|
||||
# under the License.
|
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# NOTE(vish): This script sets up some reasonable defaults for iptables and
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# creates nova-specific chains. If you use this script you should
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# run nova-network and nova-compute with --use_nova_chains=True
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# NOTE(vish): If you run nova-api on a different port, make sure to change
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# the port here
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API_PORT=${API_PORT:-"8773"}
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if [ -n "$1" ]; then
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CMD=$1
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else
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CMD="all"
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fi
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if [ -n "$2" ]; then
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IP=$2
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else
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# NOTE(vish): This will just get the first ip in the list, so if you
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# have more than one eth device set up, this will fail, and
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# you should explicitly pass in the ip of the instance
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IP=`LC_ALL=C ifconfig | grep -m 1 'inet addr:'| cut -d: -f2 | awk '{print $1}'`
|
||||
fi
|
||||
|
||||
if [ -n "$3" ]; then
|
||||
PRIVATE_RANGE=$3
|
||||
else
|
||||
PRIVATE_RANGE="10.0.0.0/12"
|
||||
fi
|
||||
|
||||
|
||||
if [ -n "$4" ]; then
|
||||
# NOTE(vish): Management IP is the ip over which to allow ssh traffic. It
|
||||
# will also allow traffic to nova-api
|
||||
MGMT_IP=$4
|
||||
else
|
||||
MGMT_IP="$IP"
|
||||
fi
|
||||
if [ "$CMD" == "clear" ]; then
|
||||
iptables -P INPUT ACCEPT
|
||||
iptables -P FORWARD ACCEPT
|
||||
iptables -P OUTPUT ACCEPT
|
||||
iptables -F
|
||||
iptables -t nat -F
|
||||
iptables -F nova_input
|
||||
iptables -F nova_output
|
||||
iptables -F nova_forward
|
||||
iptables -t nat -F nova_input
|
||||
iptables -t nat -F nova_output
|
||||
iptables -t nat -F nova_forward
|
||||
iptables -t nat -X
|
||||
iptables -X
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "base" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -P INPUT DROP
|
||||
iptables -A INPUT -m state --state INVALID -j DROP
|
||||
iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
|
||||
iptables -A INPUT -m tcp -p tcp -d $MGMT_IP --dport 22 -j ACCEPT
|
||||
iptables -A INPUT -m udp -p udp --dport 123 -j ACCEPT
|
||||
iptables -N nova_input
|
||||
iptables -A INPUT -j nova_input
|
||||
iptables -A INPUT -p icmp -j ACCEPT
|
||||
iptables -A INPUT -p tcp -j REJECT --reject-with tcp-reset
|
||||
iptables -A INPUT -j REJECT --reject-with icmp-port-unreachable
|
||||
|
||||
iptables -P FORWARD DROP
|
||||
iptables -A FORWARD -m state --state INVALID -j DROP
|
||||
iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
|
||||
iptables -A FORWARD -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
|
||||
iptables -N nova_forward
|
||||
iptables -A FORWARD -j nova_forward
|
||||
|
||||
# NOTE(vish): DROP on output is too restrictive for now. We need to add
|
||||
# in a bunch of more specific output rules to use it.
|
||||
# iptables -P OUTPUT DROP
|
||||
iptables -A OUTPUT -m state --state INVALID -j DROP
|
||||
iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
|
||||
iptables -N nova_output
|
||||
iptables -A OUTPUT -j nova_output
|
||||
|
||||
iptables -t nat -N nova_prerouting
|
||||
iptables -t nat -A PREROUTING -j nova_prerouting
|
||||
|
||||
iptables -t nat -N nova_postrouting
|
||||
iptables -t nat -A POSTROUTING -j nova_postrouting
|
||||
|
||||
iptables -t nat -N nova_output
|
||||
iptables -t nat -A OUTPUT -j nova_output
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "ganglia" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 8649 -j ACCEPT
|
||||
iptables -A nova_input -m udp -p udp -d $IP --dport 8649 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "web" ] || [ "$CMD" == "all" ]; then
|
||||
# NOTE(vish): This opens up ports for web access, allowing web-based
|
||||
# dashboards to work.
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 80 -j ACCEPT
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 443 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "objectstore" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 3333 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "api" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport $API_PORT -j ACCEPT
|
||||
if [ "$IP" != "$MGMT_IP" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $MGMT_IP --dport $API_PORT -j ACCEPT
|
||||
fi
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "redis" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 6379 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "mysql" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 3306 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "rabbitmq" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 4369 -j ACCEPT
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 5672 -j ACCEPT
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 53284 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "dnsmasq" ] || [ "$CMD" == "all" ]; then
|
||||
# NOTE(vish): this could theoretically be setup per network
|
||||
# for each host, but it seems like overkill
|
||||
iptables -A nova_input -m tcp -p tcp -s $PRIVATE_RANGE --dport 53 -j ACCEPT
|
||||
iptables -A nova_input -m udp -p udp -s $PRIVATE_RANGE --dport 53 -j ACCEPT
|
||||
iptables -A nova_input -m udp -p udp --dport 67 -j ACCEPT
|
||||
fi
|
||||
|
||||
if [ "$CMD" == "ldap" ] || [ "$CMD" == "all" ]; then
|
||||
iptables -A nova_input -m tcp -p tcp -d $IP --dport 389 -j ACCEPT
|
||||
fi
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user