def concat_networks(context, pool_1, pool_2):
if pool_1.is_free and pool_2.is_free:
network_1 = pool_to_network(pool_1)
network_2 = pool_to_network(pool_2)
if network_1.size == network_2.size:
ipset = IPSet([network_1, network_2])
cidr = ipset.iter_cidrs()[0]
pool_1.ip = cidr.first
pool_1.netmask = cidr.netmask.value
count = len(pool_to_network(pool_1))
pool_1.count = count
pool_delete(context, pool_2.pool_id)
concat_pool(context, pool_1)
def concat_networks(context, pool_1, pool_2):
if pool_1.is_free and pool_2.is_free:
network_1 = pool_to_network(pool_1)
network_2 = pool_to_network(pool_2)
if network_1.size == network_2.size:
ipset = IPSet([network_1, network_2])
cidr = ipset.iter_cidrs()[0]
pool_1.ip = cidr.first
pool_1.netmask = cidr.netmask.value
count = len(pool_to_network(pool_1))
pool_1.count = count
pool_delete(context, pool_2.pool_id)
concat_pool(context, pool_1)
def get(self, pool_name):
parser.add_argument('netmask', type=int, help='set netmask parameter')
parser.add_argument('stack_id',
type=str,
help='set stack_id parameter')
parser.add_argument('stack_name',
type=str,
help='set stack_name parameter')
args = parser.parse_args()
net_mask = int(args['netmask'])
stack_id = args['stack_id']
stack_name = args['stack_name']
if 0 > net_mask > 32:
abort(400, message="Bad mask: %s" % net_mask)
try:
ip_pool = IPPoolV2()
allocated_pool = ip_pool.allocate(net_mask, pool_name, stack_id,
stack_name)
return {
'pool_id': allocated_pool.pool_id,
'pool_group': pool_name,
'allocated_network': str(pool_to_network(allocated_pool)),
'allocated_range': pool_to_range(allocated_pool)
}
except IOError as e:
abort(406, mesage="Not Acceptable %s" % e)
def get(self, pool_name):
parser.add_argument("netmask", type=int, help="set netmask parameter")
parser.add_argument("stack_id", type=str, help="set stack_id parameter")
parser.add_argument("stack_name", type=str, help="set stack_name parameter")
args = parser.parse_args()
net_mask = int(args["netmask"])
stack_id = args["stack_id"]
stack_name = args["stack_name"]
if 0 > net_mask > 32:
abort(400, message="Bad mask: %s" % net_mask)
try:
ip_pool = IPPoolV2()
allocated_pool = ip_pool.allocate(net_mask, pool_name, stack_id, stack_name)
return {
"pool_id": allocated_pool.pool_id,
"pool_group": pool_name,
"allocated_network": str(pool_to_network(allocated_pool)),
"allocated_range": pool_to_range(allocated_pool),
}
except IOError as e:
abort(406, mesage="Not Acceptable %s" % e)
def allocate(self, netmask, net_group_name, stack_id=None, stack_name=None):
context = get_session()
network = IPNetwork('0.0.0.0/%s' % netmask)
pool = db.api.free_pool_find_by_netmask_and_netgroup(context, network.netmask.value, net_group_name)
ip_network = pool_to_network(pool)
if ip_network.size == network.size:
pool.is_free = False
pool.stack_id = stack_id
pool.stack_name = stack_name
pool.save()
allocated_pool = pool
else:
pool_list = list(ip_network.subnet(netmask))
allocated_network = pool_list[0]
pool_list = IPSet(pool_list[1::])
allocated_pool = db.api.used_pool_add(context, {'initial_pool': pool.initial_pool, 'cidr': allocated_network,
'stack_id': stack_id, 'stack_name': stack_name})
for free_pool in pool_list.iter_cidrs():
db.api.free_pool_add(context, {'initial_pool': pool.initial_pool, 'cidr': free_pool})
db.api.pool_delete(context, pool.pool_id)
logger.info('allocate pool id %s %s' % (allocated_pool.pool_id, allocated_network))
return allocated_pool
def allocate(self,
netmask,
net_group_name,
stack_id=None,
stack_name=None):
context = get_session()
network = IPNetwork('0.0.0.0/%s' % netmask)
pool = db.api.free_pool_find_by_netmask_and_netgroup(
context, network.netmask.value, net_group_name)
ip_network = pool_to_network(pool)
if ip_network.size == network.size:
pool.is_free = False
pool.stack_id = stack_id
pool.stack_name = stack_name
pool.save()
allocated_pool = pool
else:
pool_list = list(ip_network.subnet(netmask))
allocated_network = pool_list[0]
pool_list = IPSet(pool_list[1::])
allocated_pool = db.api.used_pool_add(
context, {
'initial_pool': pool.initial_pool,
'cidr': allocated_network,
'stack_id': stack_id,
'stack_name': stack_name
})
for free_pool in pool_list.iter_cidrs():
db.api.free_pool_add(context, {
'initial_pool': pool.initial_pool,
'cidr': free_pool
})
db.api.pool_delete(context, pool.pool_id)
logger.info('allocate pool id %s %s' %
(allocated_pool.pool_id, allocated_network))
return allocated_pool
