cyclades-export-quota.py 2.88 KB
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# Copyright 2013 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 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 + (
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        make_option(
            '--location',
            dest='location',
            default='exported_quota',
            help="Where to save the output file"),
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    )

    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)

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        INF = str(10**30)
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        for user, value in vms_per_user.items():
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            f.write(' '.join([user, "cyclades.vm", "%s" % value, '0', INF,
                              INF]))
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            f.write('\n')
        for user, value in nets_per_user.items():
            f.write(' '.join([user, "cyclades.network.private", "%s" % value,
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                              '0', INF, INF]))
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            f.write('\n')

        f.close()

        self.stdout.write("Successfully exported cyclades per-user-quotas to"
                          " file '%s'\n" % location)