root / snf-cyclades-app / synnefo / api / management / commands / network-list.py @ 7856a37a
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# Copyright 2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from optparse import make_option |
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from django.core.management.base import BaseCommand, CommandError |
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from synnefo.management.common import (format_bool, filter_results, UserCache, |
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Omit) |
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from synnefo.db.models import Network |
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from synnefo.management.common import pprint_table |
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FIELDS = Network._meta.get_all_field_names() |
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class Command(BaseCommand): |
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help = "List networks"
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option_list = BaseCommand.option_list + ( |
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make_option('-c',
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action='store_true',
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dest='csv',
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default=False,
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help="Use pipes to separate values"),
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make_option('--deleted',
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action='store_true',
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dest='deleted',
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default=False,
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help="Include deleted networks"),
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make_option('--public',
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action='store_true',
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dest='public',
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default=False,
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help="List only public networks"),
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make_option('--user',
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dest='user',
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help="List only networks of the specified user"
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" (uuid or display name"),
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make_option('--ipv6',
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action='store_true',
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dest='ipv6',
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default=False,
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help="Show IPv6 information of the network"),
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make_option('--filter-by',
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dest='filter_by',
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help="Filter results. Comma seperated list of key 'cond' val pairs"
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" that displayed entries must satisfy. e.g."
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" --filter-by \"name=Network-1,link!=prv0\"."
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" Available keys are: %s" % ", ".join(FIELDS)), |
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make_option('--displayname',
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action='store_true',
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dest='displayname',
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default=False,
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help="Display both uuid and display name"),
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) |
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def handle(self, *args, **options): |
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if args:
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raise CommandError("Command doesn't accept any arguments") |
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ucache = UserCache() |
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if options['deleted']: |
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networks = Network.objects.all() |
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else:
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networks = Network.objects.filter(deleted=False)
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if options['public']: |
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networks = networks.filter(public=True)
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user = options['user']
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if user:
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if '@' in user: |
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user = ucache.get_uuid(user) |
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networks = networks.filter(userid=user) |
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filter_by = options['filter_by']
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if filter_by:
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networks = filter_results(networks, filter_by) |
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displayname = options['displayname']
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headers = filter(lambda x: x is not Omit, |
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['id',
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'name',
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'flavor',
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'owner_uuid',
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'owner_name' if displayname else Omit, |
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'mac_prefix',
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'dhcp',
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'state',
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'link',
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'vms',
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'public',
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]) |
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if options['ipv6']: |
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headers.extend(['IPv6 Subnet', 'IPv6 Gateway']) |
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else:
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headers.extend(['IPv4 Subnet', 'IPv4 Gateway']) |
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uuids = list(set([network.userid for network in networks])) |
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ucache.fetch_names(uuids) |
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table = [] |
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for network in networks.order_by("id"): |
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uuid = network.userid |
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if displayname:
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dname = ucache.get_name(uuid) |
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fields = filter(lambda x: x is not Omit, |
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[str(network.id),
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network.name, |
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network.flavor, |
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uuid or '-', |
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dname or '-' if displayname else Omit, |
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network.mac_prefix or '-', |
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str(network.dhcp),
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network.state, |
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network.link or '-', |
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str(network.machines.count()),
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format_bool(network.public), |
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]) |
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if options['ipv6']: |
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fields.extend([network.subnet6 or '', network.gateway6 or '']) |
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else:
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fields.extend([network.subnet, network.gateway or '']) |
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table.append(fields) |
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separator = " | " if options['csv'] else None |
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pprint_table(self.stdout, table, headers, separator)
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