/
test_ip_alloc.py
1109 lines (944 loc) · 49.5 KB
/
test_ip_alloc.py
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#
# Copyright (c) 2013,2014 Juniper Networks, Inc. All rights reserved.
#
import gevent
import os
import sys
import socket
import errno
import uuid
import logging
import coverage
import cgitb
cgitb.enable(format='text')
import testtools
from testtools.matchers import Equals, MismatchError, Not, Contains
from testtools import content, content_type, ExpectedException
import unittest
import re
import json
import copy
import inspect
import pycassa
import kombu
import requests
from vnc_api.vnc_api import *
import vnc_api.gen.vnc_api_test_gen
from vnc_api.gen.resource_test import *
import cfgm_common
sys.path.append('../common/tests')
from test_utils import *
import test_common
import test_case
logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)
class TestIpAlloc(test_case.ApiServerTestCase):
def __init__(self, *args, **kwargs):
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
logger.addHandler(ch)
super(TestIpAlloc, self).__init__(*args, **kwargs)
def test_subnet_alloc_unit(self):
# Create Domain
domain = Domain('my-v4-v6-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('my-v4-v6-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['my-v4-v6-domain',
'my-v4-v6-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# create ipv4 subnet with alloc_unit not power of 2
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24),
alloc_unit=3)
vn = VirtualNetwork('my-v4-v6-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4]))
try:
self._vnc_lib.virtual_network_create(vn)
except HttpError:
logger.debug('alloc-unit is not power of 2')
pass
vn.del_network_ipam(ipam)
# create ipv6 subnet with alloc_unit not power of 2
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120),
alloc_unit=3)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v6]))
try:
self._vnc_lib.virtual_network_create(vn)
except HttpError:
logger.debug('alloc-unit is not power of 2')
pass
vn.del_network_ipam(ipam)
# Create subnets
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24),
alloc_unit=4)
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120),
alloc_unit=4)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4, ipam_sn_v6]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Create v4 Ip objects
ipv4_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4')
ipv4_obj1.uuid = ipv4_obj1.name
logger.debug('Created Instance IPv4 object 1 %s', ipv4_obj1.uuid)
ipv4_obj2 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4')
ipv4_obj2.uuid = ipv4_obj2.name
logger.debug('Created Instance IPv4 object 2 %s', ipv4_obj2.uuid)
# Create v6 Ip object
ipv6_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v6')
ipv6_obj1.uuid = ipv6_obj1.name
logger.debug('Created Instance IPv6 object 2 %s', ipv6_obj1.uuid)
ipv6_obj2 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v6')
ipv6_obj2.uuid = ipv6_obj2.name
logger.debug('Created Instance IPv6 object 2 %s', ipv6_obj2.uuid)
# Create VM
vm_inst_obj1 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj1.uuid = vm_inst_obj1.name
self._vnc_lib.virtual_machine_create(vm_inst_obj1)
id_perms = IdPermsType(enable=True)
port_obj1 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj1, id_perms=id_perms)
port_obj1.uuid = port_obj1.name
port_obj1.set_virtual_network(vn)
ipv4_obj1.set_virtual_machine_interface(port_obj1)
ipv4_obj1.set_virtual_network(net_obj)
ipv4_obj2.set_virtual_machine_interface(port_obj1)
ipv4_obj2.set_virtual_network(net_obj)
ipv6_obj1.set_virtual_machine_interface(port_obj1)
ipv6_obj1.set_virtual_network(net_obj)
ipv6_obj2.set_virtual_machine_interface(port_obj1)
ipv6_obj2.set_virtual_network(net_obj)
port_id1 = self._vnc_lib.virtual_machine_interface_create(port_obj1)
logger.debug('Wrong ip address request,not aligned with alloc-unit')
ipv4_obj1.set_instance_ip_address('11.1.1.249')
with ExpectedException(BadRequest,
'Virtual-Network\(my-v4-v6-domain:my-v4-v6-proj:my-v4-v6-vn:11.1.1.0/24\) has invalid alloc_unit\(4\) in subnet\(11.1.1.0/24\)') as e:
ipv4_id1 = self._vnc_lib.instance_ip_create(ipv4_obj1)
ipv4_obj1.set_instance_ip_address(None)
logger.debug('Allocating an IP4 address for first VM')
ipv4_id1 = self._vnc_lib.instance_ip_create(ipv4_obj1)
ipv4_obj1 = self._vnc_lib.instance_ip_read(id=ipv4_id1)
ipv4_addr1 = ipv4_obj1.get_instance_ip_address()
logger.debug(' got v4 IP Address for first instance %s', ipv4_addr1)
if ipv4_addr1 != '11.1.1.248':
logger.debug('Allocation failed, expected v4 IP Address 11.1.1.248')
logger.debug('Allocating an IPV4 address for second VM')
ipv4_id2 = self._vnc_lib.instance_ip_create(ipv4_obj2)
ipv4_obj2 = self._vnc_lib.instance_ip_read(id=ipv4_id2)
ipv4_addr2 = ipv4_obj2.get_instance_ip_address()
logger.debug(' got v6 IP Address for first instance %s', ipv4_addr2)
if ipv4_addr2 != '11.1.1.244':
logger.debug('Allocation failed, expected v4 IP Address 11.1.1.244')
logger.debug('Allocating an IP6 address for first VM')
ipv6_id1 = self._vnc_lib.instance_ip_create(ipv6_obj1)
ipv6_obj1 = self._vnc_lib.instance_ip_read(id=ipv6_id1)
ipv6_addr1 = ipv6_obj1.get_instance_ip_address()
logger.debug(' got v6 IP Address for first instance %s', ipv6_addr1)
if ipv6_addr1 != 'fd14::f8':
logger.debug('Allocation failed, expected v6 IP Address fd14::f8')
logger.debug('Allocating an IP6 address for second VM')
ipv6_id2 = self._vnc_lib.instance_ip_create(ipv6_obj2)
ipv6_obj2 = self._vnc_lib.instance_ip_read(id=ipv6_id2)
ipv6_addr2 = ipv6_obj2.get_instance_ip_address()
logger.debug(' got v6 IP Address for first instance %s', ipv6_addr2)
if ipv6_addr2 != 'fd14::f4':
logger.debug('Allocation failed, expected v6 IP Address fd14::f4')
#cleanup
logger.debug('Cleaning up')
self._vnc_lib.instance_ip_delete(id=ipv4_id1)
self._vnc_lib.instance_ip_delete(id=ipv4_id2)
self._vnc_lib.instance_ip_delete(id=ipv6_id1)
self._vnc_lib.instance_ip_delete(id=ipv6_id2)
self._vnc_lib.virtual_machine_interface_delete(id=port_obj1.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj1.uuid)
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_ip_alloction(self):
# Create Domain
domain = Domain('my-v4-v6-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('my-v4-v6-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['my-v4-v6-domain', 'my-v4-v6-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# Create subnets
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24))
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120))
# Create VN
vn = VirtualNetwork('my-v4-v6-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4, ipam_sn_v6]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Create v4 Ip object
ip_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4')
ip_obj1.uuid = ip_obj1.name
logger.debug('Created Instance IP object 1 %s', ip_obj1.uuid)
# Create v6 Ip object
ip_obj2 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v6')
ip_obj2.uuid = ip_obj2.name
logger.debug('Created Instance IP object 2 %s', ip_obj2.uuid)
# Create VM
vm_inst_obj1 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj1.uuid = vm_inst_obj1.name
self._vnc_lib.virtual_machine_create(vm_inst_obj1)
id_perms = IdPermsType(enable=True)
port_obj1 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj1, id_perms=id_perms)
port_obj1.uuid = port_obj1.name
port_obj1.set_virtual_network(vn)
ip_obj1.set_virtual_machine_interface(port_obj1)
ip_obj1.set_virtual_network(net_obj)
ip_obj2.set_virtual_machine_interface(port_obj1)
ip_obj2.set_virtual_network(net_obj)
port_id1 = self._vnc_lib.virtual_machine_interface_create(port_obj1)
logger.debug('Allocating an IP4 address for first VM')
ip_id1 = self._vnc_lib.instance_ip_create(ip_obj1)
ip_obj1 = self._vnc_lib.instance_ip_read(id=ip_id1)
ip_addr1 = ip_obj1.get_instance_ip_address()
logger.debug(' got v4 IP Address for first instance %s', ip_addr1)
if ip_addr1 != '11.1.1.253':
logger.debug('Allocation failed, expected v4 IP Address 11.1.1.253')
logger.debug('Allocating an IP6 address for first VM')
ip_id2 = self._vnc_lib.instance_ip_create(ip_obj2)
ip_obj2 = self._vnc_lib.instance_ip_read(id=ip_id2)
ip_addr2 = ip_obj2.get_instance_ip_address()
logger.debug(' got v6 IP Address for first instance %s', ip_addr2)
if ip_addr2 != 'fd14::fd':
logger.debug('Allocation failed, expected v6 IP Address fd14::fd')
# Read gateway ip address
logger.debug('Read default gateway ip address' )
ipam_refs = net_obj.get_network_ipam_refs()
for ipam_ref in ipam_refs:
subnets = ipam_ref['attr'].get_ipam_subnets()
for subnet in subnets:
logger.debug('Gateway for subnet (%s/%s) is (%s)' %(subnet.subnet.get_ip_prefix(),
subnet.subnet.get_ip_prefix_len(),
subnet.get_default_gateway()))
#cleanup
logger.debug('Cleaning up')
self._vnc_lib.instance_ip_delete(id=ip_id1)
self._vnc_lib.instance_ip_delete(id=ip_id2)
self._vnc_lib.virtual_machine_interface_delete(id=port_obj1.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj1.uuid)
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_ip_alloction_pools(self):
# Create Domain
domain = Domain('my-v4-v6-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('my-v4-v6-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['my-v4-v6-domain', 'my-v4-v6-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# Create subnets
alloc_pool_list = []
alloc_pool_list.append(AllocationPoolType(start='11.1.1.20', end='11.1.1.25'))
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24),
allocation_pools=alloc_pool_list,
addr_from_start=True)
alloc_pool_list_v6 = []
alloc_pool_list_v6.append(AllocationPoolType(start='fd14::30', end='fd14::40'))
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120),
allocation_pools=alloc_pool_list_v6,
addr_from_start=True)
# Create VN
vn = VirtualNetwork('my-v4-v6-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4, ipam_sn_v6]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Create v4 Ip object
ip_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4')
ip_obj1.uuid = ip_obj1.name
logger.debug('Created Instance IP object 1 %s', ip_obj1.uuid)
# Create v6 Ip object
ip_obj2 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v6')
ip_obj2.uuid = ip_obj2.name
logger.debug('Created Instance IP object 2 %s', ip_obj2.uuid)
# Create VM
vm_inst_obj1 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj1.uuid = vm_inst_obj1.name
self._vnc_lib.virtual_machine_create(vm_inst_obj1)
id_perms = IdPermsType(enable=True)
port_obj1 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj1, id_perms=id_perms)
port_obj1.uuid = port_obj1.name
port_obj1.set_virtual_network(vn)
ip_obj1.set_virtual_machine_interface(port_obj1)
ip_obj1.set_virtual_network(net_obj)
ip_obj2.set_virtual_machine_interface(port_obj1)
ip_obj2.set_virtual_network(net_obj)
port_id1 = self._vnc_lib.virtual_machine_interface_create(port_obj1)
logger.debug('Allocating an IP4 address for first VM')
ip_id1 = self._vnc_lib.instance_ip_create(ip_obj1)
ip_obj1 = self._vnc_lib.instance_ip_read(id=ip_id1)
ip_addr1 = ip_obj1.get_instance_ip_address()
logger.debug('got v4 IP Address for first instance %s', ip_addr1)
if ip_addr1 != '11.1.1.20':
logger.debug('Allocation failed, expected v4 IP Address 11.1.1.20')
logger.debug('Allocating an IP6 address for first VM')
ip_id2 = self._vnc_lib.instance_ip_create(ip_obj2)
ip_obj2 = self._vnc_lib.instance_ip_read(id=ip_id2)
ip_addr2 = ip_obj2.get_instance_ip_address()
logger.debug('got v6 IP Address for first instance %s', ip_addr2)
if ip_addr2 != 'fd14::30':
logger.debug('Allocation failed, expected v6 IP Address fd14::30')
# Read gateway ip address
logger.debug('Read default gateway ip address')
ipam_refs = net_obj.get_network_ipam_refs()
for ipam_ref in ipam_refs:
subnets = ipam_ref['attr'].get_ipam_subnets()
for subnet in subnets:
logger.debug('Gateway for subnet (%s/%s) is (%s)' %(subnet.subnet.get_ip_prefix(),
subnet.subnet.get_ip_prefix_len(),
subnet.get_default_gateway()))
#cleanup
logger.debug('Cleaning up')
#cleanup subnet and allocation pools
self._vnc_lib.instance_ip_delete(id=ip_id1)
self._vnc_lib.instance_ip_delete(id=ip_id2)
self._vnc_lib.virtual_machine_interface_delete(id=port_obj1.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj1.uuid)
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_subnet_gateway_ip_alloc(self):
# Create Domain
domain = Domain('my-v4-v6-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('my-v4-v6-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['my-v4-v6-domain', 'my-v4-v6-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# Create subnets
alloc_pool_list = []
alloc_pool_list.append(AllocationPoolType(start='11.1.1.20', end='11.1.1.25'))
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24),
allocation_pools=alloc_pool_list,
addr_from_start=True)
alloc_pool_list_v6 = []
alloc_pool_list_v6.append(AllocationPoolType(start='fd14::30', end='fd14::40'))
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120),
allocation_pools=alloc_pool_list_v6,
addr_from_start=True)
# Create VN
vn = VirtualNetwork('my-v4-v6-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4, ipam_sn_v6]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Read gateway ip address
logger.debug('Read default gateway ip address')
ipam_refs = net_obj.get_network_ipam_refs()
for ipam_ref in ipam_refs:
subnets = ipam_ref['attr'].get_ipam_subnets()
for subnet in subnets:
logger.debug('Gateway for subnet (%s/%s) is (%s)' %(subnet.subnet.get_ip_prefix(),
subnet.subnet.get_ip_prefix_len(),
subnet.get_default_gateway()))
if subnet.subnet.get_ip_prefix() == '11.1.1.0':
if subnet.get_default_gateway() != '11.1.1.1':
logger.debug(' Failure, expected gateway ip address 11.1.1.1')
if subnet.subnet.get_ip_prefix() == 'fd14::':
if subnet.get_default_gateway() != 'fd14::1':
logger.debug(' Failure, expected gateway ip address fd14::1')
#cleanup
logger.debug('Cleaning up')
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_bulk_ip_alloc_free(self):
# Create Domain
domain = Domain('v4-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('v4-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['v4-domain', 'v4-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# Create subnets
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24))
# Create VN
vn = VirtualNetwork('v4-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# request to allocate 10 ip address using bulk allocation api
data = {"subnet" : "11.1.1.0/24", "count" : 10}
url = '/virtual-network/%s/ip-alloc' %(vn.uuid)
rv_json = self._vnc_lib._request_server(rest.OP_POST, url,
json.dumps(data))
ret_data = json.loads(rv_json)
ret_ip_addr = ret_data['ip_addr']
expected_ip_addr = ['11.1.1.252', '11.1.1.251', '11.1.1.250',
'11.1.1.249', '11.1.1.248', '11.1.1.247',
'11.1.1.246', '11.1.1.245', '11.1.1.244',
'11.1.1.243']
self.assertEqual(len(expected_ip_addr), len(ret_ip_addr))
for idx in range(len(expected_ip_addr)):
self.assertEqual(expected_ip_addr[idx], ret_ip_addr[idx])
logger.debug('Verify bulk ip address allocation')
# Find out number of allocated ips from given VN/subnet
# We should not get 13 ip allocated from this subnet
# 10 user request + 3 reserved ips (first, last and gw).
data = {"subnet_list" : ["11.1.1.0/24"]}
url = '/virtual-network/%s/subnet-ip-count' %(vn.uuid)
rv_json = self._vnc_lib._request_server(rest.OP_POST, url,
json.dumps(data))
ret_ip_count = json.loads(rv_json)['ip_count_list'][0]
allocated_ip = ret_ip_count - 3
self.assertEqual(allocated_ip, 10)
#free 5 allocated ip addresses from vn
data = {"subnet" : "11.1.1.0/24",
"ip_addr" : ['11.1.1.252', '11.1.1.251', '11.1.1.250',
'11.1.1.249', '11.1.1.248']}
url = '/virtual-network/%s/ip-free' %(vn.uuid)
self._vnc_lib._request_server(rest.OP_POST, url, json.dumps(data))
# Find out number of allocated ips from given VN/subnet
# We should get 5+3 ip allocated from this subnet
data = {"subnet_list" : ["11.1.1.0/24"]}
url = '/virtual-network/%s/subnet-ip-count' %(vn.uuid)
rv_json = self._vnc_lib._request_server(rest.OP_POST, url,
json.dumps(data))
ret_ip_count = json.loads(rv_json)['ip_count_list'][0]
allocated_ip = ret_ip_count - 3
self.assertEqual(allocated_ip, 5)
#free remaining 5 allocated ip addresses from vn
data = {"subnet" : "11.1.1.0/24",
"ip_addr": ['11.1.1.247', '11.1.1.246', '11.1.1.245',
'11.1.1.244', '11.1.1.243']}
url = '/virtual-network/%s/ip-free' %(vn.uuid)
self._vnc_lib._request_server(rest.OP_POST, url, json.dumps(data))
data = {"subnet_list" : ["11.1.1.0/24"]}
url = '/virtual-network/%s/subnet-ip-count' %(vn.uuid)
rv_json = self._vnc_lib._request_server(rest.OP_POST, url,
json.dumps(data))
ret_ip_count = json.loads(rv_json)['ip_count_list'][0]
allocated_ip = ret_ip_count - 3
self.assertEqual(allocated_ip, 0)
logger.debug('Verified bulk ip free')
# cleanup
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_v4_ip_allocation_exhaust(self):
# Create Domain
domain = Domain('v4-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('v4-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['v4-domain', 'v4-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
ip_alloc_from_start = [True, False]
for from_start in ip_alloc_from_start:
# Create subnets
alloc_pool_list = []
alloc_pool_list.append(
AllocationPoolType(start='11.1.1.21', end='11.1.1.24'))
alloc_pool_list.append(
AllocationPoolType(start='11.1.1.31', end='11.1.1.34'))
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24),
allocation_pools=alloc_pool_list,
addr_from_start=from_start)
ip_addr_list = []
for alloc_pool in alloc_pool_list:
start_ip = alloc_pool.start
end_ip = alloc_pool.end
start = list(map(int, start_ip.split(".")))
end = list(map(int, end_ip.split(".")))
temp = start
ip_addr_list.append(start_ip)
while temp != end:
start[3] += 1
for i in (3, 2, 1):
if temp[i] == 256:
temp[i] = 0
temp[i-1] += 1
ip_addr_list.append(".".join(map(str, temp)))
if from_start is False:
ip_addr_list.reverse()
total_addr = len(ip_addr_list)
logger.debug('ip address alloc list: %s', ip_addr_list[0:total_addr])
# Create VN
vn = VirtualNetwork('v4-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Create v4 Ip object for all possible addresses in alloc_pool
v4_ip_obj_list = []
for idx, val in enumerate(ip_addr_list):
v4_ip_obj_list.append(
InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4'))
v4_ip_obj_list[idx].uuid = v4_ip_obj_list[idx].name
logger.debug('Created Instance IP object %s %s',idx, v4_ip_obj_list[idx].uuid)
# Create number of VMs to assign ip addresses
# to use all addresses in alloc_pool
vm_list_v4 = []
for idx, val in enumerate(ip_addr_list):
vm_list_v4.append(VirtualMachine(str(uuid.uuid4())))
vm_list_v4[idx].uuid = vm_list_v4[idx].name
self._vnc_lib.virtual_machine_create(vm_list_v4[idx])
port_list = []
port_id_list = []
for idx, val in enumerate(ip_addr_list):
id_perms = IdPermsType(enable=True)
port_list.append(
VirtualMachineInterface(str(uuid.uuid4()), vm_list_v4[idx],
id_perms=id_perms))
port_list[idx].uuid = port_list[idx].name
port_list[idx].set_virtual_network(vn)
v4_ip_obj_list[idx].set_virtual_machine_interface(port_list[idx])
v4_ip_obj_list[idx].set_virtual_network(net_obj)
port_id_list.append(
self._vnc_lib.virtual_machine_interface_create(port_list[idx]))
ip_ids = []
logger.debug('Allocating an IP4 address for VMs')
for idx, val in enumerate(ip_addr_list):
ip_ids.append(
self._vnc_lib.instance_ip_create(v4_ip_obj_list[idx]))
v4_ip_obj_list[idx] = self._vnc_lib.instance_ip_read(
id=ip_ids[idx])
ip_addr = v4_ip_obj_list[idx].get_instance_ip_address()
logger.debug('got v4 IP Address for instance %s:%s', idx, ip_addr)
if ip_addr != ip_addr_list[idx]:
logger.debug('Allocation failed, expected v4 IP Address: %s', ip_addr_list[idx])
# Find out number of allocated ips from given VN/subnet to test
# vn_subnet_ip_count_http_post()
data = {"subnet_list" : ["11.1.1.0/24"]}
url = '/virtual-network/%s/subnet-ip-count' %(vn.uuid)
rv_json = self._vnc_lib._request_server(rest.OP_POST, url, json.dumps(data))
ret_ip_count = json.loads(rv_json)['ip_count_list'][0]
total_ip_addr = len(ip_addr_list)
self.assertEqual(ret_ip_count, total_ip_addr)
# Delete 2 VMs (With First and Last IP), associated Ports
# and instanace IPs,
# recreate them to make sure that we get same ips again.
# Repeat this for 2 VMs from middle of the alloc_pool
total_ip_addr = len(ip_addr_list)
to_modifies = [[0, total_ip_addr-1],
[total_ip_addr/2 -1, total_ip_addr/2]]
for to_modify in to_modifies:
logger.debug('Delete Instances %s %s', to_modify[0], to_modify[1])
for idx, val in enumerate(to_modify):
self._vnc_lib.instance_ip_delete(id=ip_ids[val])
ip_ids[val] = None
self._vnc_lib.virtual_machine_interface_delete(
id=port_list[val].uuid)
port_list[val] = None
port_id_list[val] = None
self._vnc_lib.virtual_machine_delete(
id=vm_list_v4[val].uuid)
vm_list_v4[val] = None
v4_ip_obj_list[val] = None
ip_ids[val] = None
logger.debug('Deleted instance %s', val)
# Re-create two VMs and assign IP addresses
# these should get first and last ip.
for idx, val in enumerate(to_modify):
v4_ip_obj_list[val] = InstanceIp(
name=str(uuid.uuid4()), instance_ip_family='v4')
v4_ip_obj_list[val].uuid = v4_ip_obj_list[val].name
vm_list_v4[val] = VirtualMachine(str(uuid.uuid4()))
vm_list_v4[val].uuid = vm_list_v4[val].name
self._vnc_lib.virtual_machine_create(vm_list_v4[val])
id_perms = IdPermsType(enable=True)
port_list[val] = VirtualMachineInterface(
str(uuid.uuid4()), vm_list_v4[val], id_perms=id_perms)
port_list[val].uuid = port_list[val].name
port_list[val].set_virtual_network(vn)
v4_ip_obj_list[val].set_virtual_machine_interface(
port_list[val])
v4_ip_obj_list[val].set_virtual_network(net_obj)
port_id_list[val] = self._vnc_lib.virtual_machine_interface_create(port_list[val])
logger.debug('Created instance %s',val)
# Allocate IPs to modified VMs
for idx, val in enumerate(to_modify):
ip_ids[val] = self._vnc_lib.instance_ip_create(v4_ip_obj_list[val])
v4_ip_obj_list[val] = self._vnc_lib.instance_ip_read(
id=ip_ids[val])
ip_addr = v4_ip_obj_list[val].get_instance_ip_address()
logger.debug('got v4 IP Address for instance %s:%s', val, ip_addr)
if ip_addr != ip_addr_list[val]:
logger.debug('Allocation failed, expected v4 IP Address: %s', ip_addr_list[val])
# negative test.
# Create a new VM and try getting a new instance_ip
# we should get an exception as alloc_pool is fully exhausted.
logger.debug('Negative Test to create extra instance and try assigning IP address')
# Create v4 Ip object
ip_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_family='v4')
ip_obj1.uuid = ip_obj1.name
logger.debug('Created new Instance IP object %s', ip_obj1.uuid)
# Create VM
vm_inst_obj1 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj1.uuid = vm_inst_obj1.name
self._vnc_lib.virtual_machine_create(vm_inst_obj1)
id_perms = IdPermsType(enable=True)
port_obj1 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj1, id_perms=id_perms)
port_obj1.uuid = port_obj1.name
port_obj1.set_virtual_network(vn)
ip_obj1.set_virtual_machine_interface(port_obj1)
ip_obj1.set_virtual_network(net_obj)
port_id1 = self._vnc_lib.virtual_machine_interface_create(port_obj1)
logger.debug('Created extra instance')
logger.debug('Allocating an IP4 address for extra instance')
with ExpectedException(BadRequest,
'Virtual-Network\(\[\'v4-domain\', \'v4-proj\', \'v4-vn\'\]\) has exhausted subnet\(all\)') as e:
ip_id1 = self._vnc_lib.instance_ip_create(ip_obj1)
# cleanup for negative test
self._vnc_lib.virtual_machine_interface_delete(id=port_obj1.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj1.uuid)
# user requested instance_ip, if VM is getting created
# with user requested ip and ip is already allocated,
# system allows VM creation with same ip
# Test is with start from begining allocation scheme
if from_start is True:
# Create a v4 Ip object
ip_obj2 = InstanceIp(name=str(uuid.uuid4()),
instance_ip_address='11.1.1.1',
instance_ip_family='v4')
ip_obj2.uuid = ip_obj2.name
logger.debug('Created new Instance IP object %s', ip_obj2.uuid)
# Create VM
vm_inst_obj2 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj2.uuid = vm_inst_obj2.name
self._vnc_lib.virtual_machine_create(vm_inst_obj2)
id_perms = IdPermsType(enable=True)
port_obj2 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj2, id_perms=id_perms)
port_obj2.uuid = port_obj2.name
port_obj2.set_virtual_network(vn)
ip_obj2.set_virtual_machine_interface(port_obj2)
ip_obj2.set_virtual_network(net_obj)
port_id2 = self._vnc_lib.virtual_machine_interface_create(
port_obj2)
ip_id2 = self._vnc_lib.instance_ip_create(ip_obj2)
#cleanup for user requested IP, VM, port
self._vnc_lib.instance_ip_delete(id=ip_id2)
self._vnc_lib.virtual_machine_interface_delete(
id=port_obj2.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj2.uuid)
#cleanup subnet and allocation pools
for idx, val in enumerate(ip_addr_list):
self._vnc_lib.instance_ip_delete(id=ip_ids[idx])
self._vnc_lib.virtual_machine_interface_delete(
id=port_list[idx].uuid)
self._vnc_lib.virtual_machine_delete(id=vm_list_v4[idx].uuid)
self._vnc_lib.virtual_network_delete(id=vn.uuid)
# end of from_start
logger.debug('Cleaning up')
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_req_ip_allocation(self):
# Create Domain
domain = Domain('my-v4-v6-req-ip-domain')
self._vnc_lib.domain_create(domain)
logger.debug('Created domain ')
# Create Project
project = Project('my-v4-v6-req-ip-proj', domain)
self._vnc_lib.project_create(project)
logger.debug('Created Project')
# Create NetworkIpam
ipam = NetworkIpam('default-network-ipam', project, IpamType("dhcp"))
self._vnc_lib.network_ipam_create(ipam)
logger.debug('Created network ipam')
ipam = self._vnc_lib.network_ipam_read(fq_name=['my-v4-v6-req-ip-domain',
'my-v4-v6-req-ip-proj',
'default-network-ipam'])
logger.debug('Read network ipam')
# Create subnets
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24))
ipam_sn_v6 = IpamSubnetType(subnet=SubnetType('fd14::', 120))
# Create VN
vn = VirtualNetwork('my-v4-v6-vn', project)
vn.add_network_ipam(ipam, VnSubnetsType([ipam_sn_v4, ipam_sn_v6]))
self._vnc_lib.virtual_network_create(vn)
logger.debug('Created Virtual Network object %s', vn.uuid)
net_obj = self._vnc_lib.virtual_network_read(id = vn.uuid)
# Create v4 Ip object, with v4 requested ip
ip_obj1 = InstanceIp(name=str(uuid.uuid4()), instance_ip_address='11.1.1.4',
instance_ip_family='v4')
ip_obj1.uuid = ip_obj1.name
logger.debug('Created Instance IP object 1 %s', ip_obj1.uuid)
# Create v6 Ip object with v6 requested ip
ip_obj2 = InstanceIp(name=str(uuid.uuid4()), instance_ip_address='fd14::4',
instance_ip_family='v6')
ip_obj2.uuid = ip_obj2.name
logger.debug('Created Instance IP object 2 %s', ip_obj2.uuid)
# Create VM
vm_inst_obj1 = VirtualMachine(str(uuid.uuid4()))
vm_inst_obj1.uuid = vm_inst_obj1.name
self._vnc_lib.virtual_machine_create(vm_inst_obj1)
id_perms = IdPermsType(enable=True)
port_obj1 = VirtualMachineInterface(
str(uuid.uuid4()), vm_inst_obj1, id_perms=id_perms)
port_obj1.uuid = port_obj1.name
port_obj1.set_virtual_network(vn)
ip_obj1.set_virtual_machine_interface(port_obj1)
ip_obj1.set_virtual_network(net_obj)
ip_obj2.set_virtual_machine_interface(port_obj1)
ip_obj2.set_virtual_network(net_obj)
port_id1 = self._vnc_lib.virtual_machine_interface_create(port_obj1)
logger.debug('Allocating an IP4 address for first VM')
ip_id1 = self._vnc_lib.instance_ip_create(ip_obj1)
ip_obj1 = self._vnc_lib.instance_ip_read(id=ip_id1)
ip_addr1 = ip_obj1.get_instance_ip_address()
logger.debug(' got v4 IP Address for first instance %s', ip_addr1)
if ip_addr1 != '11.1.1.4':
logger.debug('Allocation failed, expected v4 IP Address 11.1.1.4')
logger.debug('Allocating an IP6 address for first VM')
ip_id2 = self._vnc_lib.instance_ip_create(ip_obj2)
ip_obj2 = self._vnc_lib.instance_ip_read(id=ip_id2)
ip_addr2 = ip_obj2.get_instance_ip_address()
logger.debug(' got v6 IP Address for first instance %s', ip_addr2)
if ip_addr2 != 'fd14::4':
logger.debug('Allocation failed, expected v6 IP Address fd14::4')
# Read gateway ip address
logger.debug('Read default gateway ip address')
ipam_refs = net_obj.get_network_ipam_refs()
for ipam_ref in ipam_refs:
subnets = ipam_ref['attr'].get_ipam_subnets()
for subnet in subnets:
logger.debug('Gateway for subnet (%s/%s) is (%s)' %(subnet.subnet.get_ip_prefix(),
subnet.subnet.get_ip_prefix_len(),
subnet.get_default_gateway()))
#cleanup
logger.debug('Cleaning up')
self._vnc_lib.instance_ip_delete(id=ip_id1)
self._vnc_lib.instance_ip_delete(id=ip_id2)
self._vnc_lib.virtual_machine_interface_delete(id=port_obj1.uuid)
self._vnc_lib.virtual_machine_delete(id=vm_inst_obj1.uuid)
self._vnc_lib.virtual_network_delete(id=vn.uuid)
self._vnc_lib.network_ipam_delete(id=ipam.uuid)
self._vnc_lib.project_delete(id=project.uuid)
self._vnc_lib.domain_delete(id=domain.uuid)
#end
def test_notify_doesnt_persist(self):
# net/ip notify context shouldn't persist to db, should only
# update in-memory book-keeping
def_ipam = NetworkIpam()
ipam_obj = self._vnc_lib.network_ipam_read(
fq_name=def_ipam.get_fq_name())
vn_obj = VirtualNetwork('vn-%s' %(self.id()))
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24))
vn_obj.add_network_ipam(ipam_obj, VnSubnetsType([ipam_sn_v4]))
self._vnc_lib.virtual_network_create(vn_obj)
iip_obj = InstanceIp('iip-%s' %(self.id()))
iip_obj.add_virtual_network(vn_obj)
class SpyCreateNode(object):
def __init__(self, orig_object, method_name):
self._orig_method = getattr(orig_object, method_name)
self._invoked = 0
# end __init__
def __call__(self, *args, **kwargs):
if self._invoked >= 1:
raise Exception(
"Instance IP was persisted more than once")
if args[1].startswith('/api-server/subnets'):
self._invoked += 1
return self._orig_method(args, kwargs)
# end SpyCreateNode
orig_object = self._api_server._db_conn._zk_db._zk_client
method_name = 'create_node'
with test_common.patch(orig_object, method_name,
SpyCreateNode(orig_object, method_name)):
self._vnc_lib.instance_ip_create(iip_obj)
self.assertTill(self.ifmap_has_ident, obj=iip_obj)
#end test_notify_doesnt_persist
def test_ip_alloc_clash(self):
# prep objects for testing
proj_obj = Project('proj-%s' %(self.id()), parent_obj=Domain())
self._vnc_lib.project_create(proj_obj)
ipam_obj = NetworkIpam('ipam-%s' %(self.id()), proj_obj)
self._vnc_lib.network_ipam_create(ipam_obj)
vn_obj = VirtualNetwork('vn-%s' %(self.id()), proj_obj)
ipam_sn_v4 = IpamSubnetType(subnet=SubnetType('11.1.1.0', 24))
vn_obj.add_network_ipam(ipam_obj, VnSubnetsType([ipam_sn_v4]))
self._vnc_lib.virtual_network_create(vn_obj)
fip_pool_obj = FloatingIpPool(
'fip-pool-%s' %(self.id()), parent_obj=vn_obj)
self._vnc_lib.floating_ip_pool_create(fip_pool_obj)
aip_pool_obj = AliasIpPool(
'aip-pool-%s' %(self.id()), parent_obj=vn_obj)
self._vnc_lib.alias_ip_pool_create(aip_pool_obj)
iip_obj = InstanceIp('existing-iip-%s' %(self.id()))
iip_obj.add_virtual_network(vn_obj)
self._vnc_lib.instance_ip_create(iip_obj)
# read-in to find allocated address
iip_obj = self._vnc_lib.instance_ip_read(id=iip_obj.uuid)
fip_obj = FloatingIp('existing-fip-%s' %(self.id()), fip_pool_obj)
fip_obj.add_project(proj_obj)
self._vnc_lib.floating_ip_create(fip_obj)
# read-in to find allocated address
fip_obj = self._vnc_lib.floating_ip_read(id=fip_obj.uuid)
aip_obj = AliasIp('existing-aip-%s' %(self.id()), aip_pool_obj)
aip_obj.add_project(proj_obj)
self._vnc_lib.alias_ip_create(aip_obj)
# read-in to find allocated address
aip_obj = self._vnc_lib.alias_ip_read(id=aip_obj.uuid)
vm_obj = VirtualMachine('vm-%s' %(self.id()))
self._vnc_lib.virtual_machine_create(vm_obj)
vm_vmi_obj = VirtualMachineInterface('vm-vmi-%s' %(self.id()),
proj_obj)
vm_vmi_obj.add_virtual_network(vn_obj)
vm_vmi_obj.add_virtual_machine(vm_obj)
self._vnc_lib.virtual_machine_interface_create(vm_vmi_obj)
rtr_vmi_obj = VirtualMachineInterface('rtr-vmi-%s' %(self.id()),
proj_obj)
rtr_vmi_obj.add_virtual_network(vn_obj)
self._vnc_lib.virtual_machine_interface_create(rtr_vmi_obj)