1384 lines
54 KiB
Python
1384 lines
54 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 Nicira Networks, Inc.
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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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#
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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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# @author: Brad Hall, Nicira Networks, Inc.
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# @author: Dave Lapsley, Nicira Networks, Inc.
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# @author: Aaron Rosen, Nicira Networks, Inc.
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from copy import copy
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import hashlib
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import inspect
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import json
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import logging
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#FIXME(danwent): I'd like this file to get to the point where it has
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# no quantum-specific logic in it
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from quantum.common import constants
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from quantum.common import exceptions as exception
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from quantum.plugins.nicira.nicira_nvp_plugin.common import (
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exceptions as nvp_exc)
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from quantum.plugins.nicira.nicira_nvp_plugin import NvpApiClient
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# HTTP METHODS CONSTANTS
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HTTP_GET = "GET"
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HTTP_POST = "POST"
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HTTP_DELETE = "DELETE"
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HTTP_PUT = "PUT"
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# Default transport type for logical switches
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DEF_TRANSPORT_TYPE = "stt"
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# Prefix to be used for all NVP API calls
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URI_PREFIX = "/ws.v1"
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# Resources exposed by NVP API
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LSWITCH_RESOURCE = "lswitch"
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LSWITCHPORT_RESOURCE = "lport/%s" % LSWITCH_RESOURCE
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LROUTER_RESOURCE = "lrouter"
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# Current quantum version
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LROUTERPORT_RESOURCE = "lport/%s" % LROUTER_RESOURCE
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LROUTERNAT_RESOURCE = "nat/lrouter"
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LQUEUE_RESOURCE = "lqueue"
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GWSERVICE_RESOURCE = "gateway-service"
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QUANTUM_VERSION = "2013.1"
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# Constants for NAT rules
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MATCH_KEYS = ["destination_ip_addresses", "destination_port_max",
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"destination_port_min", "source_ip_addresses",
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"source_port_max", "source_port_min", "protocol"]
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SNAT_KEYS = ["to_src_port_min", "to_src_port_max", "to_src_ip_min",
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"to_src_ip_max"]
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DNAT_KEYS = ["to_dst_port", "to_dst_ip_min", "to_dst_ip_max"]
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LOCAL_LOGGING = False
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if LOCAL_LOGGING:
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from logging.handlers import SysLogHandler
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FORMAT = ("|%(levelname)s|%(filename)s|%(funcName)s|%(lineno)s"
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"|%(message)s")
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LOG = logging.getLogger(__name__)
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formatter = logging.Formatter(FORMAT)
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syslog = SysLogHandler(address="/dev/log")
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syslog.setFormatter(formatter)
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LOG.addHandler(syslog)
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LOG.setLevel(logging.DEBUG)
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else:
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LOG = logging.getLogger(__name__)
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LOG.setLevel(logging.DEBUG)
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# TODO(bgh): it would be more efficient to use a bitmap
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taken_context_ids = []
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_net_type_cache = {} # cache of {net_id: network_type}
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# XXX Only cache default for now
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_lqueue_cache = {}
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def version_dependent(func):
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func_name = func.__name__
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def dispatch_version_dependent_function(cluster, *args, **kwargs):
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nvp_ver = cluster.api_client.get_nvp_version()
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if nvp_ver:
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ver_major = int(nvp_ver.split('.')[0])
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real_func = NVPLIB_FUNC_DICT[func_name][ver_major]
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func_kwargs = kwargs
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arg_spec = inspect.getargspec(real_func)
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if not arg_spec.keywords and not arg_spec.varargs:
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# drop args unknown to function from func_args
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arg_set = set(func_kwargs.keys())
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for arg in arg_set - set(arg_spec.args):
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del func_kwargs[arg]
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# NOTE(salvatore-orlando): shall we fail here if a required
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# argument is not passed, or let the called function raise?
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real_func(cluster, *args, **func_kwargs)
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return dispatch_version_dependent_function
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def _build_uri_path(resource,
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resource_id=None,
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parent_resource_id=None,
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fields=None,
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relations=None,
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filters=None,
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types=None,
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is_attachment=False):
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resources = resource.split('/')
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res_path = resources[0] + (resource_id and "/%s" % resource_id or '')
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if len(resources) > 1:
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# There is also a parent resource to account for in the uri
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res_path = "%s/%s/%s" % (resources[1],
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parent_resource_id,
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res_path)
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if is_attachment:
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res_path = "%s/attachment" % res_path
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params = []
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params.append(fields and "fields=%s" % fields)
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params.append(relations and "relations=%s" % relations)
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params.append(types and "types=%s" % types)
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if filters:
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params.extend(['%s=%s' % (k, v) for (k, v) in filters.iteritems()])
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uri_path = "%s/%s" % (URI_PREFIX, res_path)
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non_empty_params = [x for x in params if x is not None]
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if len(non_empty_params):
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query_string = '&'.join(non_empty_params)
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if query_string:
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uri_path += "?%s" % query_string
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return uri_path
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def get_cluster_version(cluster):
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"""Return major/minor version #"""
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# Get control-cluster nodes
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uri = "/ws.v1/control-cluster/node?_page_length=1&fields=uuid"
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try:
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res = do_single_request(HTTP_GET, uri, cluster=cluster)
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res = json.loads(res)
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except NvpApiClient.NvpApiException:
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raise exception.QuantumException()
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if res["result_count"] == 0:
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return None
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node_uuid = res["results"][0]["uuid"]
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# Get control-cluster node status. It's unsupported to have controllers
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# running different version so we just need the first node version.
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uri = "/ws.v1/control-cluster/node/%s/status" % node_uuid
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try:
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res = do_single_request(HTTP_GET, uri, cluster=cluster)
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res = json.loads(res)
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except NvpApiClient.NvpApiException:
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raise exception.QuantumException()
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version_parts = res["version"].split(".")
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version = "%s.%s" % tuple(version_parts[:2])
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LOG.info(_("NVP controller cluster version: %s"), version)
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return version
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def get_all_query_pages(path, c):
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need_more_results = True
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result_list = []
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page_cursor = None
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query_marker = "&" if (path.find("?") != -1) else "?"
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while need_more_results:
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page_cursor_str = (
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"_page_cursor=%s" % page_cursor if page_cursor else "")
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res = do_single_request(HTTP_GET, "%s%s%s" %
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(path, query_marker, page_cursor_str),
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cluster=c)
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body = json.loads(res)
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page_cursor = body.get('page_cursor')
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if not page_cursor:
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need_more_results = False
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result_list.extend(body['results'])
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return result_list
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def do_single_request(*args, **kwargs):
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"""Issue a request to a specified cluster if specified via kwargs
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(cluster=<cluster>)."""
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cluster = kwargs["cluster"]
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try:
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req = cluster.api_client.request(*args)
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except NvpApiClient.ResourceNotFound:
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raise exception.NotFound()
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return req
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def do_multi_request(*args, **kwargs):
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"""Issue a request to all clusters"""
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results = []
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clusters = kwargs["clusters"]
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for x in clusters:
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LOG.debug(_("Issuing request to cluster: %s"), x.name)
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rv = x.api_client.request(*args)
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results.append(rv)
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return results
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# -------------------------------------------------------------------
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# Network functions
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# -------------------------------------------------------------------
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def find_port_and_cluster(clusters, port_id):
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"""Return (url, cluster_id) of port or (None, None) if port does not exist.
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"""
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for c in clusters:
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query = "/ws.v1/lswitch/*/lport?uuid=%s&fields=*" % port_id
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LOG.debug(_("Looking for lswitch with port id "
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"'%(port_id)s' on: %(c)s"), locals())
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try:
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res = do_single_request(HTTP_GET, query, cluster=c)
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except Exception as e:
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LOG.error(_("get_port_cluster_and_url, exception: %s"), str(e))
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continue
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res = json.loads(res)
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if len(res["results"]) == 1:
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return (res["results"][0], c)
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return (None, None)
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def find_lswitch_by_portid(clusters, port_id):
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port, cluster = find_port_and_cluster(clusters, port_id)
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if port and cluster:
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href = port["_href"].split('/')
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return (href[3], cluster)
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return (None, None)
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def get_lswitches(cluster, quantum_net_id):
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lswitch_uri_path = _build_uri_path(LSWITCH_RESOURCE, quantum_net_id,
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relations="LogicalSwitchStatus")
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results = []
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try:
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resp_obj = do_single_request(HTTP_GET,
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lswitch_uri_path,
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cluster=cluster)
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ls = json.loads(resp_obj)
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results.append(ls)
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for tag in ls['tags']:
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if (tag['scope'] == "multi_lswitch" and
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tag['tag'] == "True"):
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# Fetch extra logical switches
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extra_lswitch_uri_path = _build_uri_path(
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LSWITCH_RESOURCE,
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fields="uuid,display_name,tags,lport_count",
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relations="LogicalSwitchStatus",
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filters={'tag': quantum_net_id,
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'tag_scope': 'quantum_net_id'})
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extra_switches = get_all_query_pages(extra_lswitch_uri_path,
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cluster)
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results.extend(extra_switches)
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return results
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except NvpApiClient.ResourceNotFound:
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raise exception.NetworkNotFound(net_id=quantum_net_id)
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except NvpApiClient.NvpApiException:
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# TODO(salvatore-olrando): Do a better exception handling
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# and re-raising
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LOG.exception(_("An error occured while fetching logical switches "
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"for Quantum network %s"), quantum_net_id)
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raise exception.QuantumException()
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def create_lswitch(cluster, tenant_id, display_name,
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transport_type=None,
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transport_zone_uuid=None,
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vlan_id=None,
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quantum_net_id=None,
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shared=None,
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**kwargs):
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nvp_binding_type = transport_type
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if transport_type in ('flat', 'vlan'):
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nvp_binding_type = 'bridge'
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transport_zone_config = {"zone_uuid": (transport_zone_uuid or
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cluster.default_tz_uuid),
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"transport_type": (nvp_binding_type or
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DEF_TRANSPORT_TYPE)}
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lswitch_obj = {"display_name": display_name,
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"transport_zones": [transport_zone_config],
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"tags": [{"tag": tenant_id, "scope": "os_tid"}]}
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if nvp_binding_type == 'bridge' and vlan_id:
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transport_zone_config["binding_config"] = {"vlan_translation":
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[{"transport": vlan_id}]}
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if quantum_net_id:
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lswitch_obj["tags"].append({"tag": quantum_net_id,
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"scope": "quantum_net_id"})
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if shared:
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lswitch_obj["tags"].append({"tag": "true",
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"scope": "shared"})
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if "tags" in kwargs:
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lswitch_obj["tags"].extend(kwargs["tags"])
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uri = _build_uri_path(LSWITCH_RESOURCE)
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try:
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lswitch_res = do_single_request(HTTP_POST, uri,
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json.dumps(lswitch_obj),
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cluster=cluster)
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except NvpApiClient.NvpApiException:
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raise exception.QuantumException()
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lswitch = json.loads(lswitch_res)
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LOG.debug(_("Created logical switch: %s"), lswitch['uuid'])
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return lswitch
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def update_lswitch(cluster, lswitch_id, display_name,
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tenant_id=None, **kwargs):
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uri = _build_uri_path(LSWITCH_RESOURCE, resource_id=lswitch_id)
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# TODO(salvatore-orlando): Make sure this operation does not remove
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# any other important tag set on the lswtich object
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lswitch_obj = {"display_name": display_name,
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"tags": [{"tag": tenant_id, "scope": "os_tid"}]}
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if "tags" in kwargs:
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lswitch_obj["tags"].extend(kwargs["tags"])
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try:
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resp_obj = do_single_request(HTTP_PUT, uri, json.dumps(lswitch_obj),
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cluster=cluster)
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except NvpApiClient.ResourceNotFound as e:
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LOG.error(_("Network not found, Error: %s"), str(e))
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raise exception.NetworkNotFound(net_id=lswitch_id)
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except NvpApiClient.NvpApiException as e:
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raise exception.QuantumException()
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obj = json.loads(resp_obj)
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return obj
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def create_l2_gw_service(cluster, tenant_id, display_name, devices):
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""" Create a NVP Layer-2 Network Gateway Service.
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:param cluster: The target NVP cluster
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:param tenant_id: Identifier of the Openstack tenant for which
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the gateway service.
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:param display_name: Descriptive name of this gateway service
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:param devices: List of transport node uuids (and network
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interfaces on them) to use for the network gateway service
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:raise NvpApiException: if there is a problem while communicating
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with the NVP controller
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"""
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tags = [{"tag": tenant_id, "scope": "os_tid"}]
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# NOTE(salvatore-orlando): This is a little confusing, but device_id in
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# NVP is actually the identifier a physical interface on the gateway
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# device, which in the Quantum API is referred as interface_name
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gateways = [{"transport_node_uuid": device['id'],
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"device_id": device['interface_name'],
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"type": "L2Gateway"} for device in devices]
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gwservice_obj = {
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"display_name": display_name,
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"tags": tags,
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"gateways": gateways,
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"type": "L2GatewayServiceConfig"
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}
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try:
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return json.loads(do_single_request(
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"POST", _build_uri_path(GWSERVICE_RESOURCE),
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json.dumps(gwservice_obj), cluster=cluster))
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def create_lrouter(cluster, tenant_id, display_name, nexthop):
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""" Create a NVP logical router on the specified cluster.
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:param cluster: The target NVP cluster
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:param tenant_id: Identifier of the Openstack tenant for which
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the logical router is being created
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:param display_name: Descriptive name of this logical router
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:param nexthop: External gateway IP address for the logical router
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:raise NvpApiException: if there is a problem while communicating
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with the NVP controller
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"""
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tags = [{"tag": tenant_id, "scope": "os_tid"}]
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lrouter_obj = {
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"display_name": display_name,
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"tags": tags,
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"routing_config": {
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"default_route_next_hop": {
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"gateway_ip_address": nexthop,
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"type": "RouterNextHop"
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},
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"type": "SingleDefaultRouteImplicitRoutingConfig"
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},
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"type": "LogicalRouterConfig"
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}
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try:
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return json.loads(do_single_request(HTTP_POST,
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_build_uri_path(LROUTER_RESOURCE),
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json.dumps(lrouter_obj),
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cluster=cluster))
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def delete_lrouter(cluster, lrouter_id):
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try:
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do_single_request(HTTP_DELETE,
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_build_uri_path(LROUTER_RESOURCE,
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resource_id=lrouter_id),
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cluster=cluster)
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def delete_l2_gw_service(cluster, gateway_id):
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try:
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do_single_request("DELETE",
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_build_uri_path(GWSERVICE_RESOURCE,
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resource_id=gateway_id),
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cluster=cluster)
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
|
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def get_lrouter(cluster, lrouter_id):
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try:
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return json.loads(do_single_request(HTTP_GET,
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_build_uri_path(LROUTER_RESOURCE,
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resource_id=lrouter_id,
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relations='LogicalRouterStatus'),
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cluster=cluster))
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
|
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def get_l2_gw_service(cluster, gateway_id):
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try:
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return json.loads(do_single_request("GET",
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_build_uri_path(GWSERVICE_RESOURCE,
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resource_id=gateway_id),
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cluster=cluster))
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except NvpApiClient.NvpApiException:
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# just log and re-raise - let the caller handle it
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LOG.exception(_("An exception occured while communicating with "
|
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"the NVP controller for cluster:%s"), cluster.name)
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raise
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def get_lrouters(cluster, tenant_id, fields=None, filters=None):
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actual_filters = {}
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if filters:
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actual_filters.update(filters)
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if tenant_id:
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actual_filters['tag'] = tenant_id
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actual_filters['tag_scope'] = 'os_tid'
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lrouter_fields = "uuid,display_name,fabric_status,tags"
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return get_all_query_pages(
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_build_uri_path(LROUTER_RESOURCE,
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fields=lrouter_fields,
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relations='LogicalRouterStatus',
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filters=actual_filters),
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cluster)
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def get_l2_gw_services(cluster, tenant_id=None,
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fields=None, filters=None):
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actual_filters = dict(filters or {})
|
|
if tenant_id:
|
|
actual_filters['tag'] = tenant_id
|
|
actual_filters['tag_scope'] = 'os_tid'
|
|
return get_all_query_pages(
|
|
_build_uri_path(GWSERVICE_RESOURCE,
|
|
filters=actual_filters),
|
|
cluster)
|
|
|
|
|
|
def update_l2_gw_service(cluster, gateway_id, display_name):
|
|
# TODO(salvatore-orlando): Allow updates for gateways too
|
|
gwservice_obj = get_l2_gw_service(cluster, gateway_id)
|
|
if not display_name:
|
|
# Nothing to update
|
|
return gwservice_obj
|
|
gwservice_obj["display_name"] = display_name
|
|
try:
|
|
return json.loads(do_single_request("PUT",
|
|
_build_uri_path(GWSERVICE_RESOURCE,
|
|
resource_id=gateway_id),
|
|
json.dumps(gwservice_obj),
|
|
cluster=cluster))
|
|
except NvpApiClient.NvpApiException:
|
|
# just log and re-raise - let the caller handle it
|
|
LOG.exception(_("An exception occured while communicating with "
|
|
"the NVP controller for cluster:%s"), cluster.name)
|
|
raise
|
|
|
|
|
|
def update_lrouter(cluster, lrouter_id, display_name, nexthop):
|
|
lrouter_obj = get_lrouter(cluster, lrouter_id)
|
|
if not display_name and not nexthop:
|
|
# Nothing to update
|
|
return lrouter_obj
|
|
# It seems that this is faster than the doing an if on display_name
|
|
lrouter_obj["display_name"] = display_name or lrouter_obj["display_name"]
|
|
if nexthop:
|
|
nh_element = lrouter_obj["routing_config"].get(
|
|
"default_route_next_hop")
|
|
if nh_element:
|
|
nh_element["gateway_ip_address"] = nexthop
|
|
try:
|
|
return json.loads(do_single_request(HTTP_PUT,
|
|
_build_uri_path(LROUTER_RESOURCE,
|
|
resource_id=lrouter_id),
|
|
json.dumps(lrouter_obj),
|
|
cluster=cluster))
|
|
except NvpApiClient.NvpApiException:
|
|
# just log and re-raise - let the caller handle it
|
|
LOG.exception(_("An exception occured while communicating with "
|
|
"the NVP controller for cluster:%s"), cluster.name)
|
|
raise
|
|
|
|
|
|
def get_all_networks(cluster, tenant_id, networks):
|
|
"""Append the quantum network uuids we can find in the given cluster to
|
|
"networks"
|
|
"""
|
|
uri = "/ws.v1/lswitch?fields=*&tag=%s&tag_scope=os_tid" % tenant_id
|
|
try:
|
|
resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
except NvpApiClient.NvpApiException:
|
|
raise exception.QuantumException()
|
|
if not resp_obj:
|
|
return []
|
|
networks_result = copy(networks)
|
|
return networks_result
|
|
|
|
|
|
def query_networks(cluster, tenant_id, fields="*", tags=None):
|
|
uri = "/ws.v1/lswitch?fields=%s" % fields
|
|
if tags:
|
|
for t in tags:
|
|
uri += "&tag=%s&tag_scope=%s" % (t[0], t[1])
|
|
try:
|
|
resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
except NvpApiClient.NvpApiException:
|
|
raise exception.QuantumException()
|
|
if not resp_obj:
|
|
return []
|
|
lswitches = json.loads(resp_obj)["results"]
|
|
nets = [{'net-id': lswitch["uuid"], 'net-name': lswitch["display_name"]}
|
|
for lswitch in lswitches]
|
|
return nets
|
|
|
|
|
|
def delete_network(cluster, net_id, lswitch_id):
|
|
delete_networks(cluster, net_id, [lswitch_id])
|
|
|
|
|
|
def delete_networks(cluster, net_id, lswitch_ids):
|
|
if net_id in _net_type_cache:
|
|
del _net_type_cache[net_id]
|
|
for ls_id in lswitch_ids:
|
|
path = "/ws.v1/lswitch/%s" % ls_id
|
|
|
|
try:
|
|
do_single_request(HTTP_DELETE, path, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Network not found, Error: %s"), str(e))
|
|
raise exception.NetworkNotFound(net_id=ls_id)
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
|
|
|
|
def query_lswitch_lports(cluster, ls_uuid, fields="*",
|
|
filters=None, relations=None):
|
|
# Fix filter for attachments
|
|
if filters and "attachment" in filters:
|
|
filters['attachment_vif_uuid'] = filters["attachment"]
|
|
del filters['attachment']
|
|
uri = _build_uri_path(LSWITCHPORT_RESOURCE, parent_resource_id=ls_uuid,
|
|
fields=fields, filters=filters, relations=relations)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound:
|
|
LOG.exception(_("Logical switch: %s not found"), ls_uuid)
|
|
raise
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occurred while querying logical ports on "
|
|
"the NVP platform"))
|
|
raise
|
|
return json.loads(resp_obj)["results"]
|
|
|
|
|
|
def query_lrouter_lports(cluster, lr_uuid, fields="*",
|
|
filters=None, relations=None):
|
|
uri = _build_uri_path(LROUTERPORT_RESOURCE, parent_resource_id=lr_uuid,
|
|
fields=fields, filters=filters, relations=relations)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound:
|
|
LOG.exception(_("Logical router: %s not found"), lr_uuid)
|
|
raise
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occured while querying logical router "
|
|
"ports on the NVP platfom"))
|
|
raise
|
|
return json.loads(resp_obj)["results"]
|
|
|
|
|
|
def delete_port(cluster, switch, port):
|
|
uri = "/ws.v1/lswitch/" + switch + "/lport/" + port
|
|
try:
|
|
do_single_request(HTTP_DELETE, uri, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Port or Network not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=port['uuid'])
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
|
|
|
|
def get_logical_port_status(cluster, switch, port):
|
|
query = ("/ws.v1/lswitch/" + switch + "/lport/"
|
|
+ port + "?relations=LogicalPortStatus")
|
|
try:
|
|
res_obj = do_single_request(HTTP_GET, query, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Port or Network not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=port, net_id=switch)
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
res = json.loads(res_obj)
|
|
# copy over admin_status_enabled
|
|
res["_relations"]["LogicalPortStatus"]["admin_status_enabled"] = (
|
|
res["admin_status_enabled"])
|
|
return res["_relations"]["LogicalPortStatus"]
|
|
|
|
|
|
def get_port_by_display_name(clusters, lswitch, display_name):
|
|
"""Return (url, cluster_id) of port or raises ResourceNotFound
|
|
"""
|
|
query = ("/ws.v1/lswitch/%s/lport?display_name=%s&fields=*" %
|
|
(lswitch, display_name))
|
|
LOG.debug(_("Looking for port with display_name "
|
|
"'%(display_name)s' on: %(lswitch)s"), locals())
|
|
for c in clusters:
|
|
try:
|
|
res_obj = do_single_request(HTTP_GET, query, cluster=c)
|
|
except Exception as e:
|
|
continue
|
|
res = json.loads(res_obj)
|
|
if len(res["results"]) == 1:
|
|
return (res["results"][0], c)
|
|
|
|
LOG.error(_("Port or Network not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=display_name, net_id=lswitch)
|
|
|
|
|
|
def get_port(cluster, network, port, relations=None):
|
|
LOG.info(_("get_port() %(network)s %(port)s"), locals())
|
|
uri = "/ws.v1/lswitch/" + network + "/lport/" + port + "?"
|
|
if relations:
|
|
uri += "relations=%s" % relations
|
|
try:
|
|
resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
port = json.loads(resp_obj)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Port or Network not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=port, net_id=network)
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
return port
|
|
|
|
|
|
def _configure_extensions(lport_obj, mac_address, fixed_ips,
|
|
port_security_enabled, security_profiles, queue_id):
|
|
lport_obj['allowed_address_pairs'] = []
|
|
if port_security_enabled:
|
|
for fixed_ip in fixed_ips:
|
|
ip_address = fixed_ip.get('ip_address')
|
|
if ip_address:
|
|
lport_obj['allowed_address_pairs'].append(
|
|
{'mac_address': mac_address, 'ip_address': ip_address})
|
|
# add address pair allowing src_ip 0.0.0.0 to leave
|
|
# this is required for outgoing dhcp request
|
|
lport_obj["allowed_address_pairs"].append(
|
|
{"mac_address": mac_address,
|
|
"ip_address": "0.0.0.0"})
|
|
lport_obj['security_profiles'] = list(security_profiles or [])
|
|
lport_obj['queue_uuid'] = queue_id
|
|
|
|
|
|
def update_port(cluster, lswitch_uuid, lport_uuid, quantum_port_id, tenant_id,
|
|
display_name, device_id, admin_status_enabled,
|
|
mac_address=None, fixed_ips=None, port_security_enabled=None,
|
|
security_profiles=None, queue_id=None):
|
|
|
|
# device_id can be longer than 40 so we rehash it
|
|
hashed_device_id = hashlib.sha1(device_id).hexdigest()
|
|
lport_obj = dict(
|
|
admin_status_enabled=admin_status_enabled,
|
|
display_name=display_name,
|
|
tags=[dict(scope='os_tid', tag=tenant_id),
|
|
dict(scope='q_port_id', tag=quantum_port_id),
|
|
dict(scope='vm_id', tag=hashed_device_id)])
|
|
|
|
_configure_extensions(lport_obj, mac_address, fixed_ips,
|
|
port_security_enabled, security_profiles,
|
|
queue_id)
|
|
|
|
path = "/ws.v1/lswitch/" + lswitch_uuid + "/lport/" + lport_uuid
|
|
try:
|
|
resp_obj = do_single_request(HTTP_PUT, path, json.dumps(lport_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Port or Network not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=lport_uuid, net_id=lswitch_uuid)
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
result = json.loads(resp_obj)
|
|
LOG.debug(_("Updated logical port %(result)s on logical swtich %(uuid)s"),
|
|
{'result': result['uuid'], 'uuid': lswitch_uuid})
|
|
return result
|
|
|
|
|
|
def create_lport(cluster, lswitch_uuid, tenant_id, quantum_port_id,
|
|
display_name, device_id, admin_status_enabled,
|
|
mac_address=None, fixed_ips=None, port_security_enabled=None,
|
|
security_profiles=None, queue_id=None):
|
|
""" Creates a logical port on the assigned logical switch """
|
|
# device_id can be longer than 40 so we rehash it
|
|
hashed_device_id = hashlib.sha1(device_id).hexdigest()
|
|
lport_obj = dict(
|
|
admin_status_enabled=admin_status_enabled,
|
|
display_name=display_name,
|
|
tags=[dict(scope='os_tid', tag=tenant_id),
|
|
dict(scope='q_port_id', tag=quantum_port_id),
|
|
dict(scope='vm_id', tag=hashed_device_id)],
|
|
)
|
|
|
|
_configure_extensions(lport_obj, mac_address, fixed_ips,
|
|
port_security_enabled, security_profiles,
|
|
queue_id)
|
|
|
|
path = _build_uri_path(LSWITCHPORT_RESOURCE,
|
|
parent_resource_id=lswitch_uuid)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_POST, path,
|
|
json.dumps(lport_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Logical switch not found, Error: %s"), str(e))
|
|
raise
|
|
|
|
result = json.loads(resp_obj)
|
|
LOG.debug(_("Created logical port %(result)s on logical swtich %(uuid)s"),
|
|
{'result': result['uuid'], 'uuid': lswitch_uuid})
|
|
return result
|
|
|
|
|
|
def create_router_lport(cluster, lrouter_uuid, tenant_id, quantum_port_id,
|
|
display_name, admin_status_enabled, ip_addresses):
|
|
""" Creates a logical port on the assigned logical router """
|
|
tags = [dict(scope='os_tid', tag=tenant_id),
|
|
dict(scope='q_port_id', tag=quantum_port_id)]
|
|
lport_obj = dict(
|
|
admin_status_enabled=admin_status_enabled,
|
|
display_name=display_name,
|
|
tags=tags,
|
|
ip_addresses=ip_addresses,
|
|
type="LogicalRouterPortConfig"
|
|
)
|
|
path = _build_uri_path(LROUTERPORT_RESOURCE,
|
|
parent_resource_id=lrouter_uuid)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_POST, path,
|
|
json.dumps(lport_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Logical router not found, Error: %s"), str(e))
|
|
raise
|
|
|
|
result = json.loads(resp_obj)
|
|
LOG.debug(_("Created logical port %(lport_uuid)s on "
|
|
"logical router %(lrouter_uuid)s"),
|
|
{'lport_uuid': result['uuid'],
|
|
'lrouter_uuid': lrouter_uuid})
|
|
return result
|
|
|
|
|
|
def update_router_lport(cluster, lrouter_uuid, lrouter_port_uuid,
|
|
tenant_id, quantum_port_id, display_name,
|
|
admin_status_enabled, ip_addresses):
|
|
""" Updates a logical port on the assigned logical router """
|
|
lport_obj = dict(
|
|
admin_status_enabled=admin_status_enabled,
|
|
display_name=display_name,
|
|
tags=[dict(scope='os_tid', tag=tenant_id),
|
|
dict(scope='q_port_id', tag=quantum_port_id)],
|
|
ip_addresses=ip_addresses,
|
|
type="LogicalRouterPortConfig"
|
|
)
|
|
# Do not pass null items to NVP
|
|
for key in lport_obj.keys():
|
|
if lport_obj[key] is None:
|
|
del lport_obj[key]
|
|
path = _build_uri_path(LROUTERPORT_RESOURCE,
|
|
lrouter_port_uuid,
|
|
parent_resource_id=lrouter_uuid)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_PUT, path,
|
|
json.dumps(lport_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Logical router or router port not found, "
|
|
"Error: %s"), str(e))
|
|
raise
|
|
|
|
result = json.loads(resp_obj)
|
|
LOG.debug(_("Updated logical port %(lport_uuid)s on "
|
|
"logical router %(lrouter_uuid)s"),
|
|
{'lport_uuid': lrouter_port_uuid, 'lrouter_uuid': lrouter_uuid})
|
|
return result
|
|
|
|
|
|
def delete_router_lport(cluster, lrouter_uuid, lport_uuid):
|
|
""" Creates a logical port on the assigned logical router """
|
|
path = _build_uri_path(LROUTERPORT_RESOURCE, lport_uuid, lrouter_uuid)
|
|
try:
|
|
do_single_request(HTTP_DELETE, path, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Logical router not found, Error: %s"), str(e))
|
|
raise
|
|
LOG.debug(_("Delete logical router port %(lport_uuid)s on "
|
|
"logical router %(lrouter_uuid)s"),
|
|
{'lport_uuid': lport_uuid,
|
|
'lrouter_uuid': lrouter_uuid})
|
|
|
|
|
|
def delete_peer_router_lport(cluster, lr_uuid, ls_uuid, lp_uuid):
|
|
nvp_port = get_port(cluster, ls_uuid, lp_uuid,
|
|
relations="LogicalPortAttachment")
|
|
try:
|
|
relations = nvp_port.get('_relations')
|
|
if relations:
|
|
att_data = relations.get('LogicalPortAttachment')
|
|
if att_data:
|
|
lrp_uuid = att_data.get('peer_port_uuid')
|
|
if lrp_uuid:
|
|
delete_router_lport(cluster, lr_uuid, lrp_uuid)
|
|
except (NvpApiClient.NvpApiException, NvpApiClient.ResourceNotFound):
|
|
LOG.exception(_("Unable to fetch and delete peer logical "
|
|
"router port for logical switch port:%s"),
|
|
lp_uuid)
|
|
raise
|
|
|
|
|
|
def find_router_gw_port(context, cluster, router_id):
|
|
""" Retrieves the external gateway port for a NVP logical router """
|
|
|
|
# Find the uuid of nvp ext gw logical router port
|
|
# TODO(salvatore-orlando): Consider storing it in Quantum DB
|
|
results = query_lrouter_lports(
|
|
cluster, router_id,
|
|
relations="LogicalPortAttachment")
|
|
for lport in results:
|
|
if '_relations' in lport:
|
|
attachment = lport['_relations'].get('LogicalPortAttachment')
|
|
if attachment and attachment.get('type') == 'L3GatewayAttachment':
|
|
return lport
|
|
|
|
|
|
def plug_router_port_attachment(cluster, router_id, port_id,
|
|
attachment_uuid, nvp_attachment_type,
|
|
attachment_vlan=None):
|
|
"""Attach a router port to the given attachment.
|
|
Current attachment types:
|
|
- PatchAttachment [-> logical switch port uuid]
|
|
- L3GatewayAttachment [-> L3GatewayService uuid]
|
|
For the latter attachment type a VLAN ID can be specified as well
|
|
"""
|
|
uri = _build_uri_path(LROUTERPORT_RESOURCE, port_id, router_id,
|
|
is_attachment=True)
|
|
attach_obj = {}
|
|
attach_obj["type"] = nvp_attachment_type
|
|
if nvp_attachment_type == "PatchAttachment":
|
|
attach_obj["peer_port_uuid"] = attachment_uuid
|
|
elif nvp_attachment_type == "L3GatewayAttachment":
|
|
attach_obj["l3_gateway_service_uuid"] = attachment_uuid
|
|
if attachment_vlan:
|
|
attach_obj['vlan_id'] = attachment_vlan
|
|
else:
|
|
raise Exception(_("Invalid NVP attachment type '%s'"),
|
|
nvp_attachment_type)
|
|
try:
|
|
resp_obj = do_single_request(
|
|
HTTP_PUT, uri, json.dumps(attach_obj), cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.exception(_("Router Port not found, Error: %s"), str(e))
|
|
raise
|
|
except NvpApiClient.Conflict as e:
|
|
LOG.exception(_("Conflict while setting router port attachment"))
|
|
raise
|
|
except NvpApiClient.NvpApiException as e:
|
|
LOG.exception(_("Unable to plug attachment into logical router port"))
|
|
raise
|
|
result = json.loads(resp_obj)
|
|
return result
|
|
|
|
|
|
def get_port_status(cluster, lswitch_id, port_id):
|
|
"""Retrieve the operational status of the port"""
|
|
try:
|
|
r = do_single_request(HTTP_GET,
|
|
"/ws.v1/lswitch/%s/lport/%s/status" %
|
|
(lswitch_id, port_id), cluster=cluster)
|
|
r = json.loads(r)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
LOG.error(_("Port not found, Error: %s"), str(e))
|
|
raise exception.PortNotFound(port_id=port_id, net_id=lswitch_id)
|
|
except NvpApiClient.NvpApiException as e:
|
|
raise exception.QuantumException()
|
|
if r['link_status_up'] is True:
|
|
return constants.PORT_STATUS_ACTIVE
|
|
else:
|
|
return constants.PORT_STATUS_DOWN
|
|
|
|
|
|
def _plug_interface(cluster, lswitch_id, lport_id, att_obj):
|
|
uri = _build_uri_path(LSWITCHPORT_RESOURCE, lport_id, lswitch_id,
|
|
is_attachment=True)
|
|
try:
|
|
resp_obj = do_single_request(HTTP_PUT, uri, json.dumps(att_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("Exception while plugging an attachment:%(att)s "
|
|
"into NVP port:%(port)s for NVP logical switch "
|
|
"%(net)s"), {'net': lswitch_id,
|
|
'port': lport_id,
|
|
'att': att_obj})
|
|
raise
|
|
|
|
result = json.dumps(resp_obj)
|
|
return result
|
|
|
|
|
|
def plug_l2_gw_service(cluster, lswitch_id, lport_id,
|
|
gateway_id, vlan_id=None):
|
|
""" Plug a Layer-2 Gateway Attachment object in a logical port """
|
|
att_obj = {'type': 'L2GatewayAttachment',
|
|
'l2_gateway_service_uuid': gateway_id}
|
|
if vlan_id:
|
|
att_obj['vlan_id'] = vlan_id
|
|
return _plug_interface(cluster, lswitch_id, lport_id, att_obj)
|
|
|
|
|
|
def plug_interface(cluster, lswitch_id, port, type, attachment=None):
|
|
""" Plug a VIF Attachment object in a logical port """
|
|
lport_obj = {}
|
|
if attachment:
|
|
lport_obj["vif_uuid"] = attachment
|
|
|
|
lport_obj["type"] = type
|
|
return _plug_interface(cluster, lswitch_id, port, lport_obj)
|
|
|
|
#------------------------------------------------------------------------------
|
|
# Security Profile convenience functions.
|
|
#------------------------------------------------------------------------------
|
|
EXT_SECURITY_PROFILE_ID_SCOPE = 'nova_spid'
|
|
TENANT_ID_SCOPE = 'os_tid'
|
|
|
|
|
|
def format_exception(etype, e, execption_locals, request=None):
|
|
"""Consistent formatting for exceptions.
|
|
:param etype: a string describing the exception type.
|
|
:param e: the exception.
|
|
:param request: the request object.
|
|
:param execption_locals: calling context local variable dict.
|
|
:returns: a formatted string.
|
|
"""
|
|
msg = ["Error. %s exception: %s." % (etype, e)]
|
|
if request:
|
|
msg.append("request=[%s]" % request)
|
|
if request.body:
|
|
msg.append("request.body=[%s]" % str(request.body))
|
|
l = dict((k, v) for k, v in execption_locals if k != 'request')
|
|
msg.append("locals=[%s]" % str(l))
|
|
return ' '.join(msg)
|
|
|
|
|
|
def do_request(*args, **kwargs):
|
|
"""Convenience function wraps do_single_request.
|
|
|
|
:param args: a list of positional arguments.
|
|
:param kwargs: a list of keyworkds arguments.
|
|
:returns: the result of do_single_request loaded into a python object
|
|
or None."""
|
|
res = do_single_request(*args, **kwargs)
|
|
if res:
|
|
return json.loads(res)
|
|
return res
|
|
|
|
|
|
def mk_body(**kwargs):
|
|
"""Convenience function creates and dumps dictionary to string.
|
|
|
|
:param kwargs: the key/value pirs to be dumped into a json string.
|
|
:returns: a json string."""
|
|
return json.dumps(kwargs, ensure_ascii=False)
|
|
|
|
|
|
def set_tenant_id_tag(tenant_id, taglist=None):
|
|
"""Convenience function to add tenant_id tag to taglist.
|
|
|
|
:param tenant_id: the tenant_id to set.
|
|
:param taglist: the taglist to append to (or None).
|
|
:returns: a new taglist that includes the old taglist with the new
|
|
tenant_id tag set."""
|
|
new_taglist = []
|
|
if taglist:
|
|
new_taglist = [x for x in taglist if x['scope'] != TENANT_ID_SCOPE]
|
|
new_taglist.append(dict(scope=TENANT_ID_SCOPE, tag=tenant_id))
|
|
return new_taglist
|
|
|
|
|
|
# -----------------------------------------------------------------------------
|
|
# Security Group API Calls
|
|
# -----------------------------------------------------------------------------
|
|
def create_security_profile(cluster, tenant_id, security_profile):
|
|
path = "/ws.v1/security-profile"
|
|
tags = set_tenant_id_tag(tenant_id)
|
|
# Allow all dhcp responses in
|
|
dhcp = {'logical_port_egress_rules': [{'ethertype': 'IPv4',
|
|
'protocol': 17,
|
|
'port_range_min': 68,
|
|
'port_range_max': 68,
|
|
'ip_prefix': '0.0.0.0/0'}],
|
|
'logical_port_ingress_rules': []}
|
|
try:
|
|
body = mk_body(
|
|
tags=tags, display_name=security_profile.get('name'),
|
|
logical_port_ingress_rules=dhcp['logical_port_ingress_rules'],
|
|
logical_port_egress_rules=dhcp['logical_port_egress_rules'])
|
|
rsp = do_request(HTTP_POST, path, body, cluster=cluster)
|
|
except NvpApiClient.NvpApiException as e:
|
|
LOG.error(format_exception("Unknown", e, locals()))
|
|
raise exception.QuantumException()
|
|
if security_profile.get('name') == 'default':
|
|
# If security group is default allow ip traffic between
|
|
# members of the same security profile.
|
|
rules = {'logical_port_egress_rules': [{'ethertype': 'IPv4',
|
|
'profile_uuid': rsp['uuid']},
|
|
{'ethertype': 'IPv6',
|
|
'profile_uuid': rsp['uuid']}],
|
|
'logical_port_ingress_rules': []}
|
|
|
|
update_security_group_rules(cluster, rsp['uuid'], rules)
|
|
LOG.debug(_("Created Security Profile: %s"), rsp)
|
|
return rsp
|
|
|
|
|
|
def update_security_group_rules(cluster, spid, rules):
|
|
path = "/ws.v1/security-profile/%s" % spid
|
|
|
|
# Allow all dhcp responses in
|
|
rules['logical_port_egress_rules'].append(
|
|
{'ethertype': 'IPv4', 'protocol': constants.UDP_PROTOCOL,
|
|
'port_range_min': constants.DHCP_RESPONSE_PORT,
|
|
'port_range_max': constants.DHCP_RESPONSE_PORT,
|
|
'ip_prefix': '0.0.0.0/0'})
|
|
try:
|
|
body = mk_body(
|
|
logical_port_ingress_rules=rules['logical_port_ingress_rules'],
|
|
logical_port_egress_rules=rules['logical_port_egress_rules'])
|
|
rsp = do_request(HTTP_PUT, path, body, cluster=cluster)
|
|
except NvpApiClient.NvpApiException as e:
|
|
LOG.error(format_exception("Unknown", e, locals()))
|
|
raise exception.QuantumException()
|
|
LOG.debug(_("Updated Security Profile: %s"), rsp)
|
|
return rsp
|
|
|
|
|
|
def delete_security_profile(cluster, spid):
|
|
path = "/ws.v1/security-profile/%s" % spid
|
|
|
|
try:
|
|
do_request(HTTP_DELETE, path, cluster=cluster)
|
|
except NvpApiClient.NvpApiException as e:
|
|
LOG.error(format_exception("Unknown", e, locals()))
|
|
raise exception.QuantumException()
|
|
|
|
|
|
def _create_nat_match_obj(**kwargs):
|
|
nat_match_obj = {'ethertype': 'IPv4'}
|
|
delta = set(kwargs.keys()) - set(MATCH_KEYS)
|
|
if delta:
|
|
raise Exception(_("Invalid keys for NAT match: %s"), delta)
|
|
nat_match_obj.update(kwargs)
|
|
return nat_match_obj
|
|
|
|
|
|
def _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj):
|
|
LOG.debug(_("Creating NAT rule: %s"), nat_rule_obj)
|
|
uri = _build_uri_path(LROUTERNAT_RESOURCE, parent_resource_id=router_id)
|
|
try:
|
|
resp = do_single_request(HTTP_POST, uri, json.dumps(nat_rule_obj),
|
|
cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound:
|
|
LOG.exception(_("NVP Logical Router %s not found"), router_id)
|
|
raise
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occurred while creating the NAT rule "
|
|
"on the NVP platform"))
|
|
raise
|
|
rule = json.loads(resp)
|
|
return rule
|
|
|
|
|
|
def _build_snat_rule_obj(min_src_ip, max_src_ip, nat_match_obj):
|
|
return {"to_source_ip_address_min": min_src_ip,
|
|
"to_source_ip_address_max": max_src_ip,
|
|
"type": "SourceNatRule",
|
|
"match": nat_match_obj}
|
|
|
|
|
|
def create_lrouter_nosnat_rule_v2(cluster, _router_id, _match_criteria=None):
|
|
LOG.info(_("No SNAT rules cannot be applied as they are not available in "
|
|
"this version of the NVP platform"))
|
|
|
|
|
|
def create_lrouter_snat_rule_v2(cluster, router_id,
|
|
min_src_ip, max_src_ip, match_criteria=None):
|
|
|
|
nat_match_obj = _create_nat_match_obj(**match_criteria)
|
|
nat_rule_obj = _build_snat_rule_obj(min_src_ip, max_src_ip, nat_match_obj)
|
|
return _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj)
|
|
|
|
|
|
def create_lrouter_dnat_rule_v2(cluster, router_id, dst_ip,
|
|
to_dst_port=None, match_criteria=None):
|
|
|
|
nat_match_obj = _create_nat_match_obj(**match_criteria)
|
|
nat_rule_obj = {
|
|
"to_destination_ip_address_min": dst_ip,
|
|
"to_destination_ip_address_max": dst_ip,
|
|
"type": "DestinationNatRule",
|
|
"match": nat_match_obj
|
|
}
|
|
if to_dst_port:
|
|
nat_rule_obj['to_destination_port'] = to_dst_port
|
|
return _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj)
|
|
|
|
|
|
def create_lrouter_nosnat_rule_v3(cluster, router_id, order=None,
|
|
match_criteria=None):
|
|
nat_match_obj = _create_nat_match_obj(**match_criteria)
|
|
nat_rule_obj = {
|
|
"type": "NoSourceNatRule",
|
|
"match": nat_match_obj
|
|
}
|
|
if order:
|
|
nat_rule_obj['order'] = order
|
|
return _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj)
|
|
|
|
|
|
def create_lrouter_snat_rule_v3(cluster, router_id, min_src_ip, max_src_ip,
|
|
order=None, match_criteria=None):
|
|
nat_match_obj = _create_nat_match_obj(**match_criteria)
|
|
nat_rule_obj = _build_snat_rule_obj(min_src_ip, max_src_ip, nat_match_obj)
|
|
if order:
|
|
nat_rule_obj['order'] = order
|
|
return _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj)
|
|
|
|
|
|
def create_lrouter_dnat_rule_v3(cluster, router_id, dst_ip, to_dst_port=None,
|
|
order=None, match_criteria=None):
|
|
|
|
nat_match_obj = _create_nat_match_obj(**match_criteria)
|
|
nat_rule_obj = {
|
|
"to_destination_ip_address": dst_ip,
|
|
"type": "DestinationNatRule",
|
|
"match": nat_match_obj
|
|
}
|
|
if to_dst_port:
|
|
nat_rule_obj['to_destination_port'] = to_dst_port
|
|
if order:
|
|
nat_rule_obj['order'] = order
|
|
return _create_lrouter_nat_rule(cluster, router_id, nat_rule_obj)
|
|
|
|
|
|
@version_dependent
|
|
def create_lrouter_dnat_rule(cluster, *args, **kwargs):
|
|
pass
|
|
|
|
|
|
@version_dependent
|
|
def create_lrouter_snat_rule(cluster, *args, **kwargs):
|
|
pass
|
|
|
|
|
|
@version_dependent
|
|
def create_lrouter_nosnat_rule(cluster, *args, **kwargs):
|
|
pass
|
|
|
|
|
|
def delete_nat_rules_by_match(cluster, router_id, rule_type,
|
|
max_num_expected,
|
|
min_num_expected=0,
|
|
**kwargs):
|
|
# remove nat rules
|
|
nat_rules = query_nat_rules(cluster, router_id)
|
|
to_delete_ids = []
|
|
for r in nat_rules:
|
|
if (r['type'] != rule_type):
|
|
continue
|
|
|
|
for key, value in kwargs.iteritems():
|
|
if not (key in r['match'] and r['match'][key] == value):
|
|
break
|
|
else:
|
|
to_delete_ids.append(r['uuid'])
|
|
if not (len(to_delete_ids) in
|
|
range(min_num_expected, max_num_expected + 1)):
|
|
raise nvp_exc.NvpNatRuleMismatch(actual_rules=len(to_delete_ids),
|
|
min_rules=min_num_expected,
|
|
max_rules=max_num_expected)
|
|
|
|
for rule_id in to_delete_ids:
|
|
delete_router_nat_rule(cluster, router_id, rule_id)
|
|
|
|
|
|
def delete_router_nat_rule(cluster, router_id, rule_id):
|
|
uri = _build_uri_path(LROUTERNAT_RESOURCE, rule_id, router_id)
|
|
try:
|
|
do_single_request(HTTP_DELETE, uri, cluster=cluster)
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occurred while removing NAT rule "
|
|
"'%(nat_rule_uuid)s' for logical "
|
|
"router '%(lrouter_uuid)s'"),
|
|
{'nat_rule_uuid': rule_id, 'lrouter_uuid': router_id})
|
|
raise
|
|
|
|
|
|
def get_router_nat_rule(cluster, tenant_id, router_id, rule_id):
|
|
uri = _build_uri_path(LROUTERNAT_RESOURCE, rule_id, router_id)
|
|
try:
|
|
resp = do_single_request(HTTP_GET, uri, cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound:
|
|
LOG.exception(_("NAT rule %s not found"), rule_id)
|
|
raise
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occured while retrieving NAT rule '%s'"
|
|
"from NVP platform"), rule_id)
|
|
raise
|
|
res = json.loads(resp)
|
|
return res
|
|
|
|
|
|
def query_nat_rules(cluster, router_id, fields="*", filters=None):
|
|
uri = _build_uri_path(LROUTERNAT_RESOURCE, parent_resource_id=router_id,
|
|
fields=fields, filters=filters)
|
|
try:
|
|
result = get_all_query_pages(uri, cluster)
|
|
except NvpApiClient.ResourceNotFound:
|
|
LOG.exception(_("NVP Logical Router '%s' not found"), router_id)
|
|
raise
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("An error occured while retrieving NAT rules for "
|
|
"NVP logical router '%s'"), router_id)
|
|
raise
|
|
return result
|
|
|
|
|
|
# NOTE(salvatore-orlando): The following FIXME applies in general to
|
|
# each operation on list attributes.
|
|
# FIXME(salvatore-orlando): need a lock around the list of IPs on an iface
|
|
def update_lrouter_port_ips(cluster, lrouter_id, lport_id,
|
|
ips_to_add, ips_to_remove):
|
|
uri = _build_uri_path(LROUTERPORT_RESOURCE, lport_id, lrouter_id)
|
|
try:
|
|
port = json.loads(do_single_request(HTTP_GET, uri, cluster=cluster))
|
|
# TODO(salvatore-orlando): Enforce ips_to_add intersection with
|
|
# ips_to_remove is empty
|
|
ip_address_set = set(port['ip_addresses'])
|
|
ip_address_set = ip_address_set - set(ips_to_remove)
|
|
ip_address_set = ip_address_set | set(ips_to_add)
|
|
# Set is not JSON serializable - convert to list
|
|
port['ip_addresses'] = list(ip_address_set)
|
|
do_single_request(HTTP_PUT, uri, json.dumps(port), cluster=cluster)
|
|
except NvpApiClient.ResourceNotFound as e:
|
|
msg = (_("Router Port %(lport_id)s not found on router "
|
|
"%(lrouter_id)s") % locals())
|
|
LOG.exception(msg)
|
|
raise nvp_exc.NvpPluginException(err_desc=msg)
|
|
except NvpApiClient.NvpApiException as e:
|
|
msg = _("An exception occurred while updating IP addresses on a "
|
|
"router logical port:%s") % str(e)
|
|
LOG.exception(msg)
|
|
raise nvp_exc.NvpPluginException(err_desc=msg)
|
|
|
|
|
|
# TODO(salvatore-orlando): Also handle changes in minor versions
|
|
NVPLIB_FUNC_DICT = {
|
|
'create_lrouter_dnat_rule': {2: create_lrouter_dnat_rule_v2,
|
|
3: create_lrouter_dnat_rule_v3},
|
|
'create_lrouter_snat_rule': {2: create_lrouter_snat_rule_v2,
|
|
3: create_lrouter_snat_rule_v3},
|
|
'create_lrouter_nosnat_rule': {2: create_lrouter_nosnat_rule_v2,
|
|
3: create_lrouter_nosnat_rule_v3}
|
|
}
|
|
|
|
|
|
# -----------------------------------------------------------------------------
|
|
# QOS API Calls
|
|
# -----------------------------------------------------------------------------
|
|
def create_lqueue(cluster, lqueue):
|
|
uri = _build_uri_path(LQUEUE_RESOURCE)
|
|
lqueue['tags'] = [{'tag': QUANTUM_VERSION, 'scope': 'quantum'}]
|
|
try:
|
|
resp_obj = do_single_request(HTTP_POST, uri, json.dumps(lqueue),
|
|
cluster=cluster)
|
|
except NvpApiClient.NvpApiException:
|
|
LOG.exception(_("Failed to create logical queue"))
|
|
raise exception.QuantumException()
|
|
return json.loads(resp_obj)['uuid']
|
|
|
|
|
|
def delete_lqueue(cluster, id):
|
|
try:
|
|
do_single_request(HTTP_DELETE,
|
|
_build_uri_path(LQUEUE_RESOURCE,
|
|
resource_id=id),
|
|
cluster=cluster)
|
|
except Exception:
|
|
LOG.exception(_("Failed to delete logical queue"))
|
|
raise exception.QuantumException()
|
|
|
|
|
|
# -----------------------------------------------------------------------------
|
|
# NVP API Calls for check_nvp_config utility
|
|
# -----------------------------------------------------------------------------
|
|
def check_cluster_connectivity(cluster):
|
|
"""Make sure that we can issue a request to each of the cluster nodes"""
|
|
try:
|
|
resp = do_single_request(HTTP_GET, "/ws.v1/control-cluster",
|
|
cluster=cluster)
|
|
except Exception as e:
|
|
msg = "Failed to connect to cluster %s: %s" % (cluster, str(e))
|
|
raise Exception(msg)
|
|
return json.loads(resp)
|
|
|
|
|
|
def get_gateway_services(cluster):
|
|
try:
|
|
resp = do_single_request(HTTP_GET,
|
|
"/ws.v1/gateway-service?fields=uuid",
|
|
cluster=cluster)
|
|
except Exception as e:
|
|
msg = "Failed to connect to cluster %s: %s" % (cluster, str(e))
|
|
raise Exception(msg)
|
|
return json.loads(resp)
|
|
|
|
|
|
def get_transport_zones(cluster):
|
|
try:
|
|
resp = do_single_request(HTTP_GET,
|
|
"/ws.v1/transport-zone?fields=uuid",
|
|
cluster=cluster)
|
|
except Exception as e:
|
|
msg = "Failed to connect to cluster %s: %s" % (cluster, str(e))
|
|
raise Exception(msg)
|
|
return json.loads(resp)
|