Synnefo

# Copyright 2012 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

#

#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# The views and conclusions contained in the software and

# documentation are those of the authors and should not be

# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

from optparse import make_option

from django.core.management.base import BaseCommand, CommandError

from synnefo.management.common import get_backend, convert_api_faults

from snf_django.management.utils import parse_bool

from synnefo.db.models import Network, NetworkInterface, SecurityGroup

from synnefo.api import util

from synnefo.management.common import get_network, get_vm

from synnefo.logic import ports

class Command(BaseCommand):

    can_import_settings = True

    output_transaction = True

    help = "Create a new port"

    option_list = BaseCommand.option_list + (

        make_option(

            '--name',

            dest='name',

            default=None,

            help="Name of port"),

        make_option(

            '--network',

            dest='network',

            default=None,

            help='The network to attach the port to'),

        make_option(

            '--server',

            dest='server_id',

            default=None,

            help='The server id the port will be connected to'),

        make_option(

            '--router',

            dest='router_id',

            default=None,

            help='The router id the port will be connected to'),

        make_option(

            '--security-groups',

            dest='security-groups',

            default=None,

            help='Security Groups associated with the port'),

    )

    @convert_api_faults

    def handle(self, *args, **options):

        if args:

            raise CommandError("Command doesn't accept any arguments")

        name = options['name']

        network = options['network']

        server = options['server_id']

        router = options['router_id']

        #assume giving security groups comma separated

        security_groups = options['security-groups']

        if not name:

            name=""

        if (server and router) or not (server or router):

            raise CommandError('Please give either a server or a router id')

        if not network:

            raise CommandError("network is required")

        if server:

            device = server

            owner = 'vm'

        else:

            device = router

            owner = 'router'

        #get the network

        network = get_network(network)

        #get the vm

        vm = get_vm(device)

        #validate security groups

        sg_list = []

        if security_groups:

            security_groups = security_groups.split(",")

            for gid in security_groups:

                sg = util.get_security_group(int(gid))

                sg_list.append(sg)

        new_port = ports.create(network, vm, name, security_groups=sg_list,

                                device_owner=owner)

        self.stdout.write("Created port '%s' in DB.\n" % new_port)