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_vm

from synnefo.db.models import VirtualMachine

class Command(BaseCommand):

    args = "<server ID>"

    help = "Modify a server"

    option_list = BaseCommand.option_list + (

        make_option('--name',

            dest='name',

            metavar='NAME',

            help="Set server's name"),

        make_option('--owner',

            dest='owner',

            metavar='USER_ID',

            help="Set server's owner"),

        make_option('--state',

            dest='state',

            metavar='STATE',

            help="Set server's state"),

        make_option('--set-deleted',

            action='store_true',

            dest='deleted',

            help="Mark a server as deleted"),

        make_option('--set-undeleted',

            action='store_true',

            dest='undeleted',

            help="Mark a server as not deleted"),

        make_option('--set-suspended',

            action='store_true',

            dest='suspended',

            help="Mark a server as suspended"),

        make_option('--set-unsuspended',

            action='store_true',

            dest='unsuspended',

            help="Mark a server as not suspended")

        )

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

        if len(args) != 1:

            raise CommandError("Please provide a server ID")

        server = get_vm(args[0])

        name = options.get('name')

        if name is not None:

            server.name = name

        owner = options.get('owner')

        if owner is not None:

            server.userid = owner

        state = options.get('state')

        if state is not None:

            allowed = [x[0] for x in VirtualMachine.OPER_STATES]

            if state not in allowed:

                msg = "Invalid state, must be one of %s" % ', '.join(allowed)

                raise CommandError(msg)

            server.operstate = state

        if options.get('deleted'):

            server.deleted = True

        elif options.get('undeleted'):

            server.deleted = False

        if options.get('suspended'):

            server.suspended = True

        elif options.get('unsuspended'):

            server.suspended = False

        server.save()