Synnefo

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

from optparse import make_option

from synnefo import settings

from os import path

class Command(NoArgsCommand):

    help = "Export account quota policies"

    option_list = NoArgsCommand.option_list + (

        make_option(

            '--location',

            dest='location',

            default='exported_quota',

            help="Where to save the output file"),

    )

    def handle_noargs(self, **options):

        try:

            vms_per_user = settings.VMS_USER_QUOTA

            nets_per_user = settings.NETWORKS_USER_QUOTA

        except AttributeError as e:

            raise CommandError(e)

        location = path.abspath(options['location'])

        try:

            f = open(location, 'w')

        except IOError as e:

            raise CommandError(e)

        INF = str(10**30)

        for user, value in vms_per_user.items():

            f.write(' '.join([user, "cyclades.vm", "%s" % value, '0', INF,

                              INF]))

            f.write('\n')

        for user, value in nets_per_user.items():

            f.write(' '.join([user, "cyclades.network.private", "%s" % value,

                              '0', INF, INF]))

            f.write('\n')

        f.close()

        self.stdout.write("Successfully exported cyclades per-user-quotas to"

                          " file '%s'\n" % location)