From 6139282e1e93c2322076de4b91b1c85d0bc4a8b3 Mon Sep 17 00:00:00 2001 From: Ashlee Young Date: Wed, 9 Sep 2015 22:05:14 -0700 Subject: Adding ML2 driver code from zhanghaoyu7 commit id dece5b5cf0c9d8daaee74f77ab4c2a220c7b4b97 Change-Id: If6d0525ae818b53afecd417d1af1a78543f052a3 --- .../neutron/plugin/networking-onos/README.onos | 29 +++++ .../neutron/plugin/networking-onos/__init__.py | 0 .../neutron/plugin/networking-onos/mech_driver.py | 133 +++++++++++++++++++++ 3 files changed, 162 insertions(+) create mode 100644 framework/src/openstack/neutron/plugin/networking-onos/README.onos create mode 100644 framework/src/openstack/neutron/plugin/networking-onos/__init__.py create mode 100644 framework/src/openstack/neutron/plugin/networking-onos/mech_driver.py (limited to 'framework/src/openstack/neutron/plugin/networking-onos') diff --git a/framework/src/openstack/neutron/plugin/networking-onos/README.onos b/framework/src/openstack/neutron/plugin/networking-onos/README.onos new file mode 100644 index 00000000..667fa36c --- /dev/null +++ b/framework/src/openstack/neutron/plugin/networking-onos/README.onos @@ -0,0 +1,29 @@ +Open Networking Operating System (ONOS) ML2 MechanismDriver +========================================================== +ONOS is a carrier grade SDN open operating system designed for +High Availability, scale-out and better performance. + + http://www.onosproject.org/ + +Mode of Working: +================ +The networking-onos project provides a thin layer which makes the +communication between ONOS and openstack neutron possible via ReST +call. The driver code can be downloaded from: + + https://git.openstack.org/cgit/openstack/networking-onos + +Using ONOS ML2 MechanismDriver +============================== +To use ONOS ML2 MechanismDriver one should +1. Make sure networking-onos code is downloaded and installed. If doing + mannually then download the code, go inside networking_onos folder + and finally run "sudo python setup.py install" otherwise install + using pip. + +2. Configure ONOS as the required ML2 "mechanism_drivers" in + neutron/plugins/ml2/ml2_conf.ini: + + mechanism_drivers=onos + +3. Configure "[ml2_onos]" in networking_onos/etc/ml2_onos_conf.ini \ No newline at end of file diff --git a/framework/src/openstack/neutron/plugin/networking-onos/__init__.py b/framework/src/openstack/neutron/plugin/networking-onos/__init__.py new file mode 100644 index 00000000..e69de29b diff --git a/framework/src/openstack/neutron/plugin/networking-onos/mech_driver.py b/framework/src/openstack/neutron/plugin/networking-onos/mech_driver.py new file mode 100644 index 00000000..207dc699 --- /dev/null +++ b/framework/src/openstack/neutron/plugin/networking-onos/mech_driver.py @@ -0,0 +1,133 @@ +# Copyright (c) 2015 Huawei Technologies India Pvt Ltd +# All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + +import requests + +from oslo_config import cfg +#from oslo_log import helpers as log_helpers +from neutron.openstack.common import log as logging +from neutron.openstack.common import jsonutils + +from neutron.plugins.ml2 import driver_api as api + +LOG = logging.getLogger(__name__) + +ONOS_DRIVER_OPTS = [ + cfg.StrOpt('path', + default='', + help=_('ONOS ReST interface URL')), + cfg.StrOpt('username', + default='', + help=_('Username for authentication.')), + cfg.StrOpt('password', + default='', + secret=True, # do not expose value in the logs + help=_('Password for authentication.')) +] + +cfg.CONF.register_opts(ONOS_DRIVER_OPTS, "ml2_onos") + + +def send_msg(onos_path, onos_auth, msg_type, entity_path, entity=None): + """Send message to the ONOS controller.""" + + path = '/'.join([onos_path, entity_path]) + LOG.debug("Sending MSG (%(msg)) URL (%(path)s) JSON (%(entity)s)", + {'msg': msg_type, 'path': path, 'entity': entity}) + hdr = {'Content-Type': 'application/json'} + body = jsonutils.dumps(entity, indent=2) if entity else None + req = requests.request(method=msg_type, url=path, + headers=hdr, data=body, + auth=onos_auth) + # Let's raise voice for an error + req.raise_for_status() + + +class ONOSMechanismDriver(api.MechanismDriver): + + """Open Networking Operating System ML2 Driver for Neutron. + + Code which makes communication between ONOS and OpenStack Neutron + possible. + """ + def __init__(self): + conf = cfg.CONF.ml2_onos + self.onos_path = conf.url_path + self.onos_auth = (conf.username, conf.password) + + def initialize(self): + # No action required as of now. Can be extended in + # the future if required. + pass + + #@log_helpers.log_method_call + def create_network_postcommit(self, context): + entity_path = 'networks/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'post', + entity_path, {'network': resource}) + + #@log_helpers.log_method_call + def update_network_postcommit(self, context): + entity_path = 'networks/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'put', + entity_path, {'network': resource}) + + #@log_helpers.log_method_call + def delete_network_postcommit(self, context): + entity_path = 'networks/' + context.current['id'] + send_msg(self.onos_path, self.onos_auth, 'delete', + entity_path) + + #@log_helpers.log_method_call + def create_subnet_postcommit(self, context): + entity_path = 'subnets/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'post', + entity_path, {'subnet': resource}) + + #@log_helpers.log_method_call + def update_subnet_postcommit(self, context): + entity_path = 'subnets/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'put', + entity_path, {'subnet': resource}) + + #@log_helpers.log_method_call + def delete_subnet_postcommit(self, context): + entity_path = 'subnets/' + context.current['id'] + send_msg(self.onos_path, self.onos_auth, 'delete', + entity_path) + + #@log_helpers.log_method_call + def create_port_postcommit(self, context): + entity_path = 'ports/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'post', + entity_path, {'port': resource}) + + #@log_helpers.log_method_call + def update_port_postcommit(self, context): + entity_path = 'ports/' + context.current['id'] + resource = context.current.copy() + send_msg(self.onos_path, self.onos_auth, 'put', + entity_path, {'port': resource}) + + #@log_helpers.log_method_call + def delete_port_postcommit(self, context): + entity_path = 'ports/' + context.current['id'] + send_msg(self.onos_path, self.onos_auth, 'delete', + entity_path) -- cgit 1.2.3-korg