root / snf-cyclades-app / synnefo / logic / management / commands / pool-create.py @ 5d805533
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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 django.core.management.base import BaseCommand, CommandError |
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from optparse import make_option |
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from synnefo.db.utils import validate_mac |
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from synnefo.management.common import pool_table_from_type |
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POOL_CHOICES = ['bridge', 'mac-prefix'] |
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class Command(BaseCommand): |
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help = "Create a new pool of resources."
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output_transaction = True
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option_list = BaseCommand.option_list + ( |
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make_option("--type", dest="type", |
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choices=POOL_CHOICES, |
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help="Type of pool. Choices:"
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" %s" % ",".join(POOL_CHOICES) |
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), |
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make_option("--size", dest="size", |
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help="Size of the pool"),
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make_option("--offset", dest="offset"), |
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make_option("--base", dest="base") |
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) |
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def handle(self, *args, **options): |
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type_ = options['type']
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size = options['size']
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offset = options['offset']
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base = options['base']
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if not type_: |
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raise CommandError("Type of pool is mandatory") |
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if not size: |
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raise CommandError("Size of pool is mandatory") |
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try:
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size = int(size)
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except ValueError: |
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raise CommandError("Invalid size") |
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if type_ == "mac-prefix": |
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if base is None: |
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base = "aa:00:0"
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try:
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validate_mac(base + "0:00:00:00")
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except:
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raise CommandError("Invalid base. %s is not a" |
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" valid MAC prefix." % base)
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pool_table = pool_table_from_type(type_) |
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if pool_table.objects.exists():
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raise CommandError("Pool of type %s already exists" % type_) |
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pool_table.objects.create(available_map="",
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reserved_map="",
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size=size, |
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base=base, |
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offset=offset) |