| # Licensed to the Apache Software Foundation (ASF) under one |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| """ BVT tests for Network Life Cycle |
| """ |
| # Import Local Modules |
| from marvin.cloudstackTestCase import cloudstackTestCase |
| from marvin.lib.utils import cleanup_resources, get_process_status, get_host_credentials |
| from marvin.lib.base import (Account, |
| VirtualMachine, |
| ServiceOffering, |
| NATRule, |
| PublicIPAddress, |
| StaticNATRule, |
| FireWallRule, |
| Network, |
| NetworkOffering, |
| LoadBalancerRule, |
| Router, |
| NIC, |
| Cluster) |
| from marvin.lib.common import (get_domain, |
| get_free_vlan, |
| get_zone, |
| get_template, |
| get_test_template, |
| list_hosts, |
| list_publicIP, |
| list_nat_rules, |
| list_routers, |
| list_virtual_machines, |
| list_lb_rules, |
| list_configurations, |
| verifyGuestTrafficPortGroups, |
| verifyNetworkState) |
| |
| from nose.plugins.attrib import attr |
| import logging |
| |
| _multiprocess_shared_ = True |
| |
| logger = logging.getLogger('TestNetworkWithMtuConfiguration') |
| stream_handler = logging.StreamHandler() |
| logger.setLevel(logging.DEBUG) |
| logger.addHandler(stream_handler) |
| |
| class TestNetworkWithMtuConfiguration(cloudstackTestCase): |
| @classmethod |
| def setUpClass(cls): |
| cls.testClient = super(TestNetworkWithMtuConfiguration, cls).getClsTestClient() |
| cls.api_client = cls.testClient.getApiClient() |
| cls.dbclient = cls.testClient.getDbConnection() |
| cls.hypervisor = cls.testClient.getHypervisorInfo() |
| cls.domain = get_domain(cls.api_client) |
| cls.skip = False |
| if cls.hypervisor.lower() == 'simulator': |
| cls.skip = True |
| |
| cls.services = cls.testClient.getParsedTestDataConfig() |
| cls.hostConfig = cls.config.__dict__["zones"][0].__dict__["pods"][0].__dict__["clusters"][0].__dict__["hosts"][ |
| 0].__dict__ |
| # Get Zone and templates |
| cls.zone = get_zone(cls.api_client, cls.testClient.getZoneForTests()) |
| logger.debug("Creating Admin Account for domain %s on zone %s" % (cls.domain.id, cls.zone.id)) |
| cls.account = Account.create( |
| cls.api_client, |
| cls.services["account"], |
| admin=True, |
| domainid=cls.domain.id |
| ) |
| cls.template = get_template( |
| cls.api_client, |
| cls.zone.id, |
| cls.services["ostype"] |
| ) |
| |
| cls.services["virtual_machine"]["zoneid"] = cls.zone.id |
| cls.services["virtual_machine"]["template"] = cls.template.id |
| cls.service_offering = ServiceOffering.create( |
| cls.api_client, |
| cls.services["service_offering"] |
| ) |
| cls.isolated_network_offering = NetworkOffering.create( |
| cls.api_client, |
| cls.services["network_offering"] |
| ) |
| cls.isolated_network_offering.update(cls.api_client, state='Enabled') |
| |
| cls._cleanup = [ |
| cls.service_offering, |
| cls.isolated_network_offering, |
| cls.account |
| ] |
| return |
| |
| @classmethod |
| def tearDownClass(cls): |
| try: |
| # Cleanup resources used |
| cleanup_resources(cls.api_client, cls._cleanup) |
| except Exception as e: |
| raise Exception("Warning: Exception during cleanup : %s" % e) |
| return |
| |
| def setUp(self): |
| if self.skip: |
| self.skipTest("Skip test for simulator hypervisor") |
| |
| self.apiclient = self.testClient.getApiClient() |
| self.dbclient = self.testClient.getDbConnection() |
| self.hypervisor = self.testClient.getHypervisorInfo() |
| self.cleanup = [] |
| return |
| |
| def tearDown(self): |
| try: |
| # Clean up, terminate the resources created |
| cleanup_resources(self.apiclient, self.cleanup) |
| self.cleanup[:] = [] |
| except Exception as e: |
| raise Exception("Warning: Exception during cleanup : %s" % e) |
| return |
| |
| ''' |
| This test performs the following: |
| 1. creates an Isolated network with Public and Private MTUs being configured on the respective interfaces |
| a. Set one of the MTUs to a value greater that the configured max - 1500 and observe that it gets set |
| to the maximum configurable value |
| 2. Check router nic MTUs |
| 3. Validates that the network has the right MTU set in the DB |
| ''' |
| |
| @attr(tags=["advanced", "isolated", "network", "xx"], required_hardware="false") |
| def test_01_create_isolated_network_with_mtu(self): |
| public_mtu = 1450 |
| private_mtu = 2000 |
| logger.debug("Creating an isolated network with MTU defined for both public and private interfaces") |
| self.isolated_network = Network.create( |
| self.apiclient, |
| self.services["isolated_network"], |
| networkofferingid=self.isolated_network_offering.id, |
| zoneid=self.zone.id, |
| publicmtu=public_mtu, |
| privatemtu=private_mtu) |
| |
| logger.debug("Deploying VM") |
| virtual_machine = VirtualMachine.create( |
| self.apiclient, |
| self.services["virtual_machine"], |
| templateid=self.template.id, |
| serviceofferingid=self.service_offering.id, |
| networkids=[str(self.isolated_network.id)]) |
| self.cleanup.append(virtual_machine) |
| self.cleanup.append(self.isolated_network) |
| |
| # Validate network is in the Implemented state |
| |
| response = verifyNetworkState( |
| self.apiclient, |
| virtual_machine.nic[0].networkid, |
| "implemented") |
| exceptionOccurred = response[0] |
| isNetworkInDesiredState = response[1] |
| exceptionMessage = response[2] |
| |
| if (exceptionOccurred or (not isNetworkInDesiredState)): |
| self.fail(exceptionMessage) |
| |
| public_ips = list_publicIP( |
| self.apiclient, |
| associatednetworkid=self.isolated_network.id |
| ) |
| |
| self.assertEqual( |
| isinstance(public_ips, list), |
| True, |
| "Check for list public IPs response return valid data" |
| ) |
| |
| public_ip = public_ips[0] |
| |
| logger.debug("Creating Firewall rule for VM ID: %s" % virtual_machine.id) |
| FireWallRule.create( |
| self.apiclient, |
| ipaddressid=public_ip.id, |
| protocol=self.services["natrule"]["protocol"], |
| cidrlist=['0.0.0.0/0'], |
| startport=self.services["natrule"]["publicport"], |
| endport=self.services["natrule"]["publicport"] |
| ) |
| |
| logger.debug("Creating NAT rule for VM ID: %s" % virtual_machine.id) |
| nat_rule = NATRule.create( |
| self.apiclient, |
| virtual_machine, |
| self.services["natrule"], |
| public_ip.id |
| ) |
| |
| logger.debug("Ping the external network with packet size greater than configured mtu %s : %s", public_mtu, 1500) |
| expected = 1 |
| check_string = "Frag needed and DF set" |
| cmd = "ping -M do -s {mtu} 8.8.8.8 -c1" |
| result = self.check_router_command(virtual_machine, nat_rule.ipaddress, cmd.format(mtu="1500"), check_string, self) |
| self.assertEqual( |
| result, |
| expected, |
| "Ping to outside world from VM should be successful!" |
| ) |
| |
| logger.debug("Ping the external network with packet size lesser than configured mtu %s : %s", public_mtu, 1200) |
| expected = 1 |
| check_string = "0% packet loss" |
| cmd = "ping -M do -s {mtu} 8.8.8.8 -c1" |
| result = self.check_router_command(virtual_machine, nat_rule.ipaddress, cmd.format(mtu="1200"), check_string, self) |
| self.assertEqual( |
| result, |
| expected, |
| "Ping to outside world from VM should be successful!" |
| ) |
| |
| # Verify network mtu set |
| self.verify_network_mtu(self.isolated_network, public_mtu, 1500) |
| self.checkRouterNicMtus(self.isolated_network, public_mtu, 1500) |
| self.checkNetworkMtu(self.isolated_network, public_mtu, 1500) |
| |
| @attr(tags=["advanced", "isolated", "network", "xx"], required_hardware="false") |
| def test_02_update_isolated_network_with_mtu(self): |
| public_mtu = 1200 |
| private_mtu = 1100 |
| logger.debug("Creating an isolated network with MTU defined for both public and private interfaces") |
| isolated_network1 = Network.create( |
| self.apiclient, |
| self.services["isolated_network"], |
| networkofferingid=self.isolated_network_offering.id, |
| zoneid=self.zone.id, |
| publicmtu=public_mtu, |
| privatemtu=private_mtu) |
| |
| logger.debug("Deploying VM") |
| virtual_machine = VirtualMachine.create( |
| self.apiclient, |
| self.services["virtual_machine"], |
| templateid=self.template.id, |
| serviceofferingid=self.service_offering.id, |
| networkids=[str(isolated_network1.id)]) |
| self.cleanup.append(virtual_machine) |
| self.cleanup.append(isolated_network1) |
| |
| # Validate network is in the Implemented state |
| response = verifyNetworkState( |
| self.apiclient, |
| virtual_machine.nic[0].networkid, |
| "implemented") |
| exceptionOccurred = response[0] |
| isNetworkInDesiredState = response[1] |
| exceptionMessage = response[2] |
| |
| if (exceptionOccurred or (not isNetworkInDesiredState)): |
| self.fail(exceptionMessage) |
| |
| public_ips = list_publicIP( |
| self.apiclient, |
| associatednetworkid=isolated_network1.id |
| ) |
| |
| self.assertEqual( |
| isinstance(public_ips, list), |
| True, |
| "Check for list public IPs response return valid data" |
| ) |
| |
| public_ip = public_ips[0] |
| |
| logger.debug("Creating Firewall rule for VM ID: %s" % virtual_machine.id) |
| FireWallRule.create( |
| self.apiclient, |
| ipaddressid=public_ip.id, |
| protocol=self.services["natrule"]["protocol"], |
| cidrlist=['0.0.0.0/0'], |
| startport=self.services["natrule"]["publicport"], |
| endport=self.services["natrule"]["publicport"] |
| ) |
| |
| logger.debug("Creating NAT rule for VM ID: %s" % virtual_machine.id) |
| nat_rule = NATRule.create( |
| self.apiclient, |
| virtual_machine, |
| self.services["natrule"], |
| public_ip.id |
| ) |
| # Verify network mtu set |
| self.verify_network_mtu(isolated_network1, public_mtu, private_mtu) |
| |
| self.checkRouterNicMtus(isolated_network1, public_mtu, private_mtu) |
| self.checkNetworkMtu(isolated_network1, public_mtu, private_mtu) |
| |
| logger.debug("Update the network's MTU") |
| updated_network = isolated_network1.update(self.apiclient, id=isolated_network1.id, public_mtu=1450) |
| |
| logger.debug("Ping the external network with packet size greater than configured mtu %s : %s", public_mtu, 1500) |
| expected = 1 |
| check_string = "Frag needed and DF set" |
| cmd = "ping -M do -s {mtu} 8.8.8.8 -c1" |
| result = self.check_router_command(virtual_machine, nat_rule.ipaddress, cmd.format(mtu="1500"), check_string, self) |
| self.assertEqual( |
| result, |
| expected, |
| "Ping to outside world from VM should be successful!" |
| ) |
| |
| logger.debug("Ping the external network with packet size lesser than configured mtu %s : %s", public_mtu, 1100) |
| expected = 1 |
| check_string = "0% packet loss" |
| cmd = "ping -M do -s {mtu} 8.8.8.8 -c1" |
| result = self.check_router_command(virtual_machine, nat_rule.ipaddress, cmd.format(mtu="1200"), check_string, self) |
| self.assertEqual( |
| result, |
| expected, |
| "Ping to outside world from VM should be successful!" |
| ) |
| |
| self.checkRouterNicMtus(updated_network, public_mtu, private_mtu) |
| self.checkNetworkMtu(updated_network, public_mtu, private_mtu) |
| |
| def verify_network_mtu(self, network, public_mtu, private_mtu): |
| # Verify network mtu set |
| result = self.dbclient.execute("select public_mtu, private_mtu from networks where uuid='%s'" |
| % str(network.id)) |
| self.assertEqual(isinstance(result, list), |
| True, |
| "Check DB query result set for valid data") |
| |
| self.assertNotEqual(len(result), |
| 0, |
| "Check DB Query result set") |
| self.assertEqual(result[0][0], |
| public_mtu if public_mtu < 1500 else 1500, |
| "DB results not matching, expected: %s found: %s " % (public_mtu, result[0][0])) |
| self.assertEqual(result[0][1], |
| private_mtu if private_mtu < 1500 else 1500, |
| "DB results not matching, expected: %s found: %s " % (private_mtu, result[0][1])) |
| |
| def check_router_command(self, virtual_machine, public_ip, ssh_command, check_string, test_case, retries=5): |
| result = 'failed' |
| try: |
| ssh = virtual_machine.get_ssh_client(ipaddress=public_ip, retries=retries) |
| result = str(ssh.execute(ssh_command)) |
| except Exception as e: |
| test_case.fail("Failed to SSH into the Virtual Machine: %s" % e) |
| |
| logging.debug("Result from SSH into the Virtual Machine: %s" % result) |
| return result.count(check_string) |
| |
| def checkRouterNicMtus(self, network, public_mtu, private_mtu): |
| self.debug("Listing routers for network: %s" % network.name) |
| self.routers = Router.list( |
| self.apiclient, |
| networkid=network.id, |
| listall=True |
| ) |
| self.assertTrue( |
| isinstance(self.routers, list), |
| "Check listRouters response returns a valid list" |
| ) |
| self.assertTrue( |
| len(self.routers) > 0, |
| "Router for the network isn't found" |
| ) |
| |
| for router in self.routers: |
| nics = router.nic |
| for nic in nics: |
| if nic.traffictype == 'Guest': |
| self.assertEqual(private_mtu, nic.mtu, "MTU not properly configured on private interface of VR") |
| if nic.traffictype == 'Public': |
| self.assertEqual(public_mtu, nic.mtu, "MTU not properly configured on public interface of VR") |
| |
| def checkNetworkMtu(self, network, expected_public_mtu, expected_private_mtu): |
| self.assertEqual(expected_public_mtu, network.publicmtu) |
| self.assertEqual(expected_private_mtu, network.privatemtu) |
