Synnefo

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from optparse import make_option

from synnefo.webproject.management.commands import ListCommand

from synnefo.db.models import Network

from synnefo.settings import (CYCLADES_ASTAKOS_SERVICE_TOKEN as ASTAKOS_TOKEN,

                              ASTAKOS_BASE_URL)

from logging import getLogger

log = getLogger(__name__)

class Command(ListCommand):

    option_list = ListCommand.option_list + (

        make_option(

            '--public',

            action='store_true',

            dest='public',

            default=False,

            help="List only public networks"),

        make_option(

            '--ipv6',

            action='store_true',

            dest='ipv6',

            default=False,

            help="Include IPv6 information"),

    )

    object_class = Network

    deleted_field = "deleted"

    user_uuid_field = "userid"

    astakos_url = ASTAKOS_BASE_URL

    astakos_token = ASTAKOS_TOKEN

    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"),

        "dhcp": ("dhcp", "Whether network uses nfdhcpd or not"),

        "subnet.ipv4": ("subnet", "The IPv4 subnet of the network"),

        "gateway.ipv4": ("gateway", "The IPv4 gateway of the network"),

        "subnet.ipv6": ("subnet6", "The IPv6 subnet of the network"),

        "gateway.ipv6": ("gateway6", "The IPv6 gateway of the network"),

        "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"),

    }

    fields = ["id", "name", "user.uuid", "state", "public", "subnet.ipv4",

              "gateway.ipv4", "link", "mac_prefix", "dhcp", "drained"]

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

        if options["public"]:

            self.filters["public"] = True

        if options["ipv6"]:

            self.fields.extend(["subnet.ipv6", "gateway.ipv6"])