Synnefo

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from optparse import make_option

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

from synnefo.management import common, pprint

from snf_django.management.utils import parse_bool

from synnefo.logic import servers

HELP_MSG = """

Create a new VM without authenticating the user or checking the resource

limits of the user. Also the allocator can be bypassed by specifing a

backend-id.

"""

class Command(BaseCommand):

    help = "Create a new VM." + HELP_MSG

    option_list = BaseCommand.option_list + (

        make_option("--backend-id", dest="backend_id",

                    help="Unique identifier of the Ganeti backend."

                         " Use snf-manage backend-list to find out"

                         " available backends."),

        make_option("--name", dest="name",

                    help="An arbitrary string for naming the server"),

        make_option("--user-id", dest="user_id",

                    help="Unique identifier of the owner of the server"),

        make_option("--image-id", dest="image_id",

                    help="Unique identifier of the image."

                         " Use snf-manage image-list to find out"

                         " available images."),

        make_option("--flavor-id", dest="flavor_id",

                    help="Unique identifier of the flavor"

                         " Use snf-manage flavor-list to find out"

                         " available flavors."),

        make_option("--password", dest="password",

                    help="Password for the new server"),

        make_option("--networks", dest="network_ids",

                    help="Comma separated list of network IDs to connect"),

        make_option("--ports", dest="port_ids",

                    help="Comma separated list of port IDs to connect"),

        make_option("--floating-ips", dest="floating_ip_ids",

                    help="Comma separated list of port IDs to connect"),

        make_option(

            '--wait',

            dest='wait',

            default="False",

            choices=["True", "False"],

            metavar="True|False",

            help="Wait for Ganeti job to complete."),

    )

    @common.convert_api_faults

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

        if args:

            raise CommandError("Command doesn't accept any arguments")

        name = options['name']

        user_id = options['user_id']

        backend_id = options['backend_id']

        image_id = options['image_id']

        flavor_id = options['flavor_id']

        password = options['password']

        if not name:

            raise CommandError("name is mandatory")

        if not user_id:

            raise CommandError("user-id is mandatory")

        if not password:

            raise CommandError("password is mandatory")

        if not flavor_id:

            raise CommandError("flavor-id is mandatory")

        if not image_id:

            raise CommandError("image-id is mandatory")

        flavor = common.get_flavor(flavor_id)

        image = common.get_image(image_id, user_id)

        if backend_id:

            backend = common.get_backend(backend_id)

        else:

            backend = None

        network_ids = parse_list(options["network_ids"])

        port_ids = parse_list(options["port_ids"])

        floating_ip_ids = parse_list(options["floating_ip_ids"])

        networks = map(lambda x: {"uuid": x}, network_ids)

        ports = map(lambda x: {"port": x}, port_ids)

        server = servers.create(user_id, name, password, flavor, image,

                                networks=(ports+networks),

                                floating_ips=floating_ip_ids,

                                use_backend=backend)

        pprint.pprint_server(server, stdout=self.stdout)

        wait = parse_bool(options["wait"])

        common.wait_server_task(server, wait, self.stdout)

def parse_list(_list):

    if _list is None:

        return []

    else:

        return _list.split(",")