Synnefo

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from optparse import make_option

from snf_django.management.commands import ListCommand

from synnefo.db.models import Network

from synnefo.settings import (CYCLADES_SERVICE_TOKEN as ASTAKOS_TOKEN,

                              ASTAKOS_BASE_URL)

from logging import getLogger

log = getLogger(__name__)

class Command(ListCommand):

    help = "List networks"

    option_list = ListCommand.option_list + (

        make_option(

            '--public',

            action='store_true',

            dest='public',

            default=False,

            help="List only public networks"),

    )

    object_class = Network

    deleted_field = "deleted"

    user_uuid_field = "userid"

    astakos_url = ASTAKOS_BASE_URL

    astakos_token = ASTAKOS_TOKEN

    def get_subnets(network):

        def help_str((a, b)):

            return (str(a), b)

        lista = network.subnets.values_list("id", "cidr")

        lista = map(help_str, lista)

        lista = map(" ".join, lista)

        return " ".join(lista)

    def get_machines(network):

        return network.machines.filter(deleted=False).count()

    def get_backends(network):

        return network.backend_networks.values_list("backend_id", flat=True)

    FIELDS = {

        "id": ("id", "The ID of the network"),

        "name": ("name", "The name of the network"),

        "user.uuid": ("userid", "The UUID of the network's owner"),

        "public": ("public", "Whether network is public or private"),

        "flavor": ("flavor", "The network's flavor"),

        "state": ("state", "The network's state"),

        "created": ("created", "The date the network was created"),

        "updated": ("updated", "The date the network was updated"),

        "deleted": ("deleted", "Whether the network is deleted or not"),

        "mode": ("mode", "The mode of the network"),

        "link": ("link", "The link of the network"),

        "mac_prefix": ("mac_prefix", "The network's MAC prefix"),

        "drained": ("drained", "Whether network is drained or not"),

        "vms": (get_machines, "Number of connected servers"),

        "backends": (get_backends, "IDs of Ganeti backends that the network is"

                                   " connected to"),

        "subnets": (get_subnets, "IDs of subnets that the network is"

                                   " associated with"),

        "pool": ("floating_ip_pool", "Whether the network is a floating"

                                     " IP pool"),

    }

    fields = ["id", "name", "user.uuid", "state", "public", "link",

              "mac_prefix", "drained", "pool", "subnets"]

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

        if options["public"]:

            self.filters["public"] = True