components/openstack/neutron/files/agent/solaris/interface.py
author Drew Fisher <drew.fisher@oracle.com>
Mon, 17 Mar 2014 09:51:44 -0600
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PSARC/2013/350 OpenStack for Solaris (Umbrella) PSARC/2014/007 OpenStack client API components for Grizzly PSARC/2014/054 OpenStack Cinder (OpenStack Block Storage Service) PSARC/2014/055 OpenStack Glance (OpenStack Image Service) PSARC/2014/058 OpenStack Horizon (OpenStack Dashboard) PSARC/2014/048 OpenStack Keystone (OpenStack Identity Service) PSARC/2014/059 OpenStack Neutron (OpenStack Networking Service) PSARC/2014/049 OpenStack Nova (OpenStack Compute Service) 18290089 integrate cinderclient 18290097 integrate glanceclient 18290102 integrate keystoneclient 18290109 integrate neutronclient 18290113 integrate novaclient 18290119 integrate swiftclient 18290125 integrate quantumclient 18307582 Request to integrate Cinder into userland 18307595 Request to integrate Glance into userland 18307626 Request to integrate Horizon into userland 18307641 Request to integrate Keystone into userland 18307650 Request to integrate Neutron into userland 18307659 Request to integrate Nova into userland 18321909 a few Python packages deliver both po and mo files
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# Copyright (c) 2013, 2014, Oracle and/or its affiliates. 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: Girish Moodalbail, Oracle, Inc.
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from oslo.config import cfg
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from quantum.agent.linux import utils
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from quantum.agent.solaris import net_lib
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OPTS = [
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    cfg.StrOpt('evs_controller', default='ssh://[email protected]',
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               help=_("An URI that specifies an EVS controller"))
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]
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class SolarisVNICDriver(object):
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    """Driver used to manage Solaris EVS VNICs.
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    This class provides methods to create/delete an EVS VNIC and
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    plumb/unplumb ab IP interface and addresses on the EVS VNIC.
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    """
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    # TODO(gmoodalb): dnsmasq uses old style `ifreq', so 16 is the maximum
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    # length including the NUL character. If we change it to use new style
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    # `lifreq', then we will be able to extend the length to 32 characters.
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    VNIC_NAME_MAXLEN = 15
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    VNIC_NAME_PREFIX = 'evs'
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    VNIC_NAME_SUFFIX = '_0'
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    VNIC_NAME_LEN_WO_SUFFIX = VNIC_NAME_MAXLEN - \
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        len(VNIC_NAME_SUFFIX)
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    def __init__(self, conf):
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        self.conf = conf
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        # Since there is no connect_uri() yet, we need to do this ourselves
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        # parse ssh://[email protected]
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        suh = self.conf.evs_controller.split('://')
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        if len(suh) != 2 or suh[0] != 'ssh' or not suh[1].strip():
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            raise SystemExit(_("Specified evs_controller is invalid"))
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        uh = suh[1].split('@')
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        if len(uh) != 2 or not uh[0].strip() or not uh[1].strip():
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            raise SystemExit(_("'user' and 'hostname' need to be specified "
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                               "for evs_controller"))
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        # set the controller property for this host
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        cmd = ['/usr/sbin/evsadm', 'show-prop', '-co', 'value', '-p',
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               'controller']
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        stdout = utils.execute(cmd)
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        if conf.evs_controller != stdout.strip():
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            cmd = ['/usr/sbin/evsadm', 'set-prop', '-p',
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                   'controller=%s' % (conf.evs_controller)]
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            utils.execute(cmd)
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    def fini_l3(self, device_name):
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        ipif = net_lib.IPInterface(device_name)
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        ipif.delete_ip()
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    def init_l3(self, device_name, ip_cidrs):
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        """Set the L3 settings for the interface using data from the port.
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           ip_cidrs: list of 'X.X.X.X/YY' strings
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        """
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        ipif = net_lib.IPInterface(device_name)
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        for ip_cidr in ip_cidrs:
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            ipif.create_address(ip_cidr)
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    # TODO(gmoodalb): - probably take PREFIX?? for L3
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    def get_device_name(self, port):
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        vnicname = (self.VNIC_NAME_PREFIX +
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                    port.id)[:self.VNIC_NAME_LEN_WO_SUFFIX]
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        vnicname += self.VNIC_NAME_SUFFIX
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        return vnicname.replace('-', '_')
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    def plug(self, tenant_id, network_id, port_id, datalink_name,
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             namespace=None, prefix=None):
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        """Plug in the interface."""
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        evs_vport = ('%s/%s') % (network_id, port_id)
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        dl = net_lib.Datalink(datalink_name)
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        dl.connect_vnic(evs_vport, tenant_id)
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    def unplug(self, device_name, namespace=None, prefix=None):
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        """Unplug the interface."""
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        dl = net_lib.Datalink(device_name)
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        dl.delete_vnic()