How to use check_vm_connectivity method in tempest

Best Python code snippet using tempest_python

test_dpdk.py

Source:test_dpdk.py

...101                     (hosts[0], networks[1], None),102                     (hosts[1], networks[1], None)]103        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,104                              security_group, vms_param)105        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)106        for vm in vms:107            self.check_vif_type_for_vm(vm, os_conn)108            act_size = self.get_instance_page_size(os_conn, vm)109            assert act_size == size, (110                "Unexpected package size. Should be {0} instead of {1}".format(111                    size, act_size))112        final_conf = computes_configuration(env)113        exp_hosts_usage = [(hosts[0], 3), (hosts[1], 1)]114        for (host, nr_page) in exp_hosts_usage:115            exp_free = (initial_conf[host][size]['free'] -116                        nr_page * flavors[0].ram * 1024 / size)117            assert exp_free == final_conf[host][size]['free']118    @pytest.mark.testrail_id('2984291',119                             networks=dict(ipv6_ra_mode='slaac',120                                           ipv6_addr_mode='slaac',121                                           version=6))122    @pytest.mark.testrail_id('2994580',123                             networks=dict(ipv6_ra_mode='dhcpv6-stateless',124                                           ipv6_addr_mode='dhcpv6-stateless',125                                           version=6))126    @pytest.mark.parametrize('networks',127                             [dict(ipv6_ra_mode='slaac',128                                   ipv6_addr_mode='slaac', version=6),129                              dict(ipv6_ra_mode='dhcpv6-stateless',130                                   ipv6_addr_mode='dhcpv6-stateless',131                                   version=6)],132                             indirect=True)133    def test_ipv6_base_connectivity(self, env, os_conn, computes_with_dpdk_hp,134                                    networks, keypair, flavors,135                                    security_group_ipv6):136        """This test checks base connectivity between VMs with DPDK. Please137        note we're not able to count DPDK huge pages only.138            Steps:139            1. Create net1 with ipv6 subnet, net2 with ipv6 subnet and140            router1 with interfaces to both nets141            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb142            disk143            3. Launch vm1, vm2, vm3 on compute-1 and vm4 on compute-2, vm1 and144            vm2 in net1, vm3 and vm4 in net2145            4. Check vms connectivity146            5. Check instance page size147            6. Check that neutron port has binding:vif_type = vhostuser148            7. Check that count of 2Mb huge pages is expected for each host149        """150        hosts = computes_with_dpdk_hp151        initial_conf = computes_configuration(env)152        size = self.prepare_flavor(initial_conf, flavors, hosts)153        vms_param = [(hosts[0], networks[0], None),154                     (hosts[0], networks[0], None),155                     (hosts[0], networks[1], None),156                     (hosts[1], networks[1], None)]157        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,158                              security_group_ipv6, vms_param)159        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair,160                                             version=6)161        for vm in vms:162            self.check_vif_type_for_vm(vm, os_conn)163            act_size = self.get_instance_page_size(os_conn, vm)164            assert act_size == size, (165                "Unexpected package size. Should be {0} instead of {1}".format(166                    size, act_size))167        final_conf = computes_configuration(env)168        exp_hosts_usage = [(hosts[0], 3), (hosts[1], 1)]169        for (host, nr_page) in exp_hosts_usage:170            exp_free = (initial_conf[host][size]['free'] -171                        nr_page * flavors[0].ram * 1024 / size)172            assert exp_free == final_conf[host][size]['free']173    @pytest.mark.testrail_id('2984292',174                             networks=dict(ipv6_ra_mode='slaac',175                                           ipv6_addr_mode='slaac',176                                           version=10))177    @pytest.mark.testrail_id('2994582',178                             networks=dict(ipv6_ra_mode='dhcpv6-stateless',179                                           ipv6_addr_mode='dhcpv6-stateless',180                                           version=10))181    @pytest.mark.parametrize('networks',182                             [dict(ipv6_ra_mode='slaac',183                                   ipv6_addr_mode='slaac', version=10),184                              dict(ipv6_ra_mode='dhcpv6-stateless',185                                   ipv6_addr_mode='dhcpv6-stateless',186                                   version=10)],187                             indirect=True)188    def test_ipv6_ipv4_connectivity(self, env, os_conn, computes_with_dpdk_hp,189                                    networks, keypair, flavors,190                                    security_group_ipv6):191        """This test checks base connectivity between VMs with DPDK. Please192        note we're not able to count DPDK huge pages only.193            Steps:194            1. Create net1 with ipv6 and ipv4 subnets, net2 with ipv6 and ipv4195            subnets and  router1 with interfaces to both nets196            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb197            disk198            3. Launch vm1, vm2, vm3 on compute-1 and vm4 on compute-2, vm1 and199            vm2 in net1, vm3 and vm4 in net2200            4. Check vms connectivity201            5. Check instance page size202            6. Check that neutron port has binding:vif_type = vhostuser203            7. Check that count of 2Mb huge pages is expected for each host204        """205        hosts = computes_with_dpdk_hp206        initial_conf = computes_configuration(env)207        size = self.prepare_flavor(initial_conf, flavors, hosts)208        vms_param = [(hosts[0], networks[0], None),209                     (hosts[0], networks[0], None),210                     (hosts[0], networks[1], None),211                     (hosts[1], networks[1], None)]212        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,213                              security_group_ipv6, vms_param)214        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair,215                                             version=6)216        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair,217                                             version=4)218        for vm in vms:219            self.check_vif_type_for_vm(vm, os_conn)220            act_size = self.get_instance_page_size(os_conn, vm)221            assert act_size == size, (222                "Unexpected package size. Should be {0} instead of {1}".format(223                    size, act_size))224        final_conf = computes_configuration(env)225        exp_hosts_usage = [(hosts[0], 3), (hosts[1], 1)]226        for (host, nr_page) in exp_hosts_usage:227            exp_free = (initial_conf[host][size]['free'] -228                        nr_page * flavors[0].ram * 1024 / size)229            assert exp_free == final_conf[host][size]['free']230    @pytest.mark.testrail_id('838335')231    def test_vms_connectivity_after_cold_migration(self, env, os_conn,232                                                   computes_with_dpdk_hp,233                                                   flavors, networks, keypair,234                                                   security_group):235        """This test checks connectivity between VMs with DPDK after cold236        migration. Please note we're not able to count DPDK huge pages only.237            Steps:238            1. Create net1 with subnet, net2 with subnet and  router1 with239            interfaces to both nets240            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb241            disk242            3. Launch vm1, vm2 on compute-1, vm3 - on compute-2, vm1 in net1,243            vm2 and vm3 in net2244            4. Migrate vm1 and check that vm moved to other compute with245            huge pages246            5. Check instance page size247            6. Check that neutron port has binding:vif_type = vhostuser248            7. Check vms connectivity249        """250        hosts = computes_with_dpdk_hp251        initial_conf = computes_configuration(env)252        self.prepare_flavor(initial_conf, flavors, hosts)253        vms_param = [(hosts[0], networks[0], None),254                     (hosts[0], networks[1], None),255                     (hosts[1], networks[1], None)]256        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,257                              security_group, vms_param=vms_param)258        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)259        vm0_new = self.migrate(os_conn, vms[0])260        vm0_host = getattr(os_conn.nova.servers.get(vm0_new),261                           "OS-EXT-SRV-ATTR:host")262        assert vm0_host in hosts, ("Unexpected host {0},"263                                   "should be in {1}".format(vm0_host, hosts))264        assert vm0_host != hosts[0], ("New host is expected instead of {0}"265                                      "after cold migration".format(hosts[0]))266        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)267    @pytest.mark.testrail_id('838337')268    def test_vms_connectivity_after_live_migration(self, env, os_conn,269                                                   computes_with_dpdk_hp,270                                                   flavors, networks, keypair,271                                                   security_group):272        """This test checks connectivity between VMs with DPDK after live273        migration. Please note we're not able to count DPDK huge pages only.274            Steps:275            1. Create net1 with subnet, net2 with subnet and  router1 with276            interfaces to both nets277            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb278            disk279            3. Launch vm1, vm2 on compute-1, vm3 - on compute-2, vm1 in net1,280            vm2 and vm3 in net2281            4. Live migrate vm1 to compute2282            5. Check instance page size283            6. Check that neutron port has binding:vif_type = vhostuser284            7. Check that count of free 2Mb huge pages is expected one for285            each host286            8. Check vms connectivity287        """288        hosts = computes_with_dpdk_hp289        initial_conf = computes_configuration(env)290        size = self.prepare_flavor(initial_conf, flavors, hosts)291        vms_param = [(hosts[0], networks[0], None),292                     (hosts[0], networks[1], None),293                     (hosts[1], networks[1], None)]294        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,295                              security_group, vms_param=vms_param)296        self.live_migrate(os_conn, vms[0], hosts[1])297        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)298        final_conf = computes_configuration(env)299        exp_hosts_usage = [(hosts[0], 1), (hosts[1], 2)]300        for (host, nr_page) in exp_hosts_usage:301            exp_free = (initial_conf[host][size]['free'] -302                        nr_page * flavors[0].ram * 1024 / size)303            assert exp_free == final_conf[host][size]['free']304    @pytest.mark.testrail_id('838336')305    def test_vms_connectivity_after_evacuation(self, env, os_conn, volume,306                                               computes_with_dpdk_hp, flavors,307                                               networks, keypair, devops_env,308                                               security_group):309        """This test checks connectivity between VMs with DPDK after310        evacuation. Please note we're not able to count DPDK huge pages only.311            Steps:312            1. Create net1 with subnet, net2 with subnet and  router1 with313            interfaces to both nets314            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb315            disk316            3. Launch vm1 (from not empty volume), vm2 on compute-1,317            vm3 - on compute-2, vm1 in net1, vm2 and vm3 in net2318            4. Kill compute2 and evacuate vm3319            5. Check vms connectivity320            6. Start compute2321            7. Check instance page size322            8. Check that neutron port has binding:vif_type = vhostuser323            9. Check that count of free 2Mb huge pages is expected one for324            each host325        """326        hosts = computes_with_dpdk_hp327        initial_conf = computes_configuration(env)328        size = self.prepare_flavor(initial_conf, flavors, hosts)329        vms_param = [(hosts[0], networks[0], {'vda': volume.id}),330                     (hosts[0], networks[1], None),331                     (hosts[1], networks[1], None)]332        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,333                              security_group, vms_param=vms_param)334        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)335        with self.change_compute_state_to_down(os_conn, devops_env, hosts[1]):336            vm_new = self.evacuate(os_conn, devops_env, vms[2])337            vm_new_host = getattr(os_conn.nova.servers.get(vm_new),338                                  "OS-EXT-SRV-ATTR:host")339            assert vm_new_host in hosts340            assert vm_new_host != hosts[1]341            os_conn.wait_servers_ssh_ready(vms)342            network_checks.check_vm_connectivity(env, os_conn,343                                                 vm_keypair=keypair)344        final_conf = computes_configuration(env)345        exp_hosts_usage = [(hosts[0], 3), (hosts[1], 0)]346        for (host, nr_page) in exp_hosts_usage:347            exp_free = (initial_conf[host][size]['free'] -348                        nr_page * flavors[0].ram * 1024 / size)349            assert exp_free == final_conf[host][size]['free']350    @pytest.mark.testrail_id('838332')351    def test_vms_connectivity_after_ovs_restart_on_computes(352            self, env, os_conn, computes_with_dpdk_hp, flavors, networks,353            keypair, security_group):354        """This test checks connectivity between VMs with DPDK after ovs355        restart on computes. Please note we're not able to count DPDK huge356        pages only.357            Steps:358            1. Create net1 with subnet, net2 with subnet and  router1 with359            interfaces to both nets360            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb361            disk362            3. Launch vm1, vm2, vm3 on compute-1 and vm4 on compute-2, vm1 and363            vm2 in net1, vm3 and vm4 in net2364            4. Check that neutron port has binding:vif_type = vhostuser365            5. Check instance page size366            6. Restart ovs on computes367            7. Check vms connectivity after ovs restart368        """369        hosts = computes_with_dpdk_hp370        initial_conf = computes_configuration(env)371        self.prepare_flavor(initial_conf, flavors, hosts)372        vms_param = [(hosts[0], networks[0], None),373                     (hosts[0], networks[0], None),374                     (hosts[0], networks[1], None),375                     (hosts[1], networks[1], None)]376        self.create_vms(os_conn, hosts, networks, flavors[0], keypair,377                        security_group, vms_param)378        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)379        self.restart_ovs_on_computes(env, os_conn)380        network_checks.check_vm_connectivity(env, os_conn, vm_keypair=keypair)381    @pytest.mark.testrail_id('838333', restart_point='computes')382    @pytest.mark.testrail_id('838334', restart_point='controllers')383    @pytest.mark.parametrize('restart_point',384                             ['computes', 'controllers'],385                             ids=['computes', 'controllers'])386    def test_ssh_connection_after_ovs_restart(self, env, os_conn,387                                              computes_with_dpdk_hp, flavors,388                                              networks, security_group,389                                              keypair, restart_point):390        """This test checks ssh connection between VMs with DPDK after ovs391        restart on computes/controllers.392            Steps:393            1. Create net1 with subnet, net2 with subnet and  router1 with394            interfaces to both nets395            2. Create flavor for huge pages with 2048Mb ram, 1 vcpu and 1Gb396            disk397            3. Launch vm1, vm2, vm3 on compute-1 and vm4 on compute-2, vm1 and398            vm2 in net1, vm3 and vm4 in net2399            4. Check that neutron port has binding:vif_type = vhostuser400            5. Check instance page size401            6. Open ssh connection to vm1 and vm4402            7. Restart ovs on computes/controllers403            8. Check that both ssh connections are still alive404            9. Check vms connectivity405        """406        hosts = computes_with_dpdk_hp407        initial_conf = computes_configuration(env)408        self.prepare_flavor(initial_conf, flavors, hosts)409        vms_param = [(hosts[0], networks[0], None),410                     (hosts[0], networks[0], None),411                     (hosts[0], networks[1], None),412                     (hosts[1], networks[1], None)]413        vms = self.create_vms(os_conn, hosts, networks, flavors[0], keypair,414                              security_group, vms_param)415        vm1_remote = os_conn.ssh_to_instance(env, vms[0], keypair)416        vm4_remote = os_conn.ssh_to_instance(env, vms[3], keypair)417        with vm1_remote, vm4_remote:418            if restart_point == 'computes':419                self.restart_ovs_on_computes(env, os_conn)420            elif restart_point == 'controllers':421                self.restart_ovs_on_controllers(env, os_conn)422            vm1_remote.check_call("uname")423            vm4_remote.check_call("uname")...

test_baremetal_multitenancy.py

Source:test_baremetal_multitenancy.py

...85        )86        floating_ip1 = self.create_floating_ip(87            instance1,88        )['floating_ip_address']89        self.check_vm_connectivity(ip_address=floating_ip1,90                                   private_key=keypair['private_key'])91        # Boot instance in the alt tenant network and ensure there is no92        # L2 connectivity between instances of the different tenants93        alt_keypair = self.create_keypair(self.alt_manager.keypairs_client)94        alt_network, alt_subnet, alt_router = self.create_tenant_network(95            self.alt_manager, tenant_cidr)96        alt_instance, alt_node = self.boot_instance(97            keypair=alt_keypair,98            clients=self.alt_manager,99            net_id=alt_network['id'],100            fixed_ip=fixed_ip2101        )102        alt_floating_ip = self.create_floating_ip(103            alt_instance,104            client=self.alt_manager.floating_ips_client105        )['floating_ip_address']106        self.check_vm_connectivity(ip_address=alt_floating_ip,107                                   private_key=alt_keypair['private_key'])108        self.verify_l3_connectivity(109            alt_floating_ip,110            alt_keypair['private_key'],111            fixed_ip1,112            conn_expected=False113        )114        self.verify_l3_connectivity(115            floating_ip1,116            keypair['private_key'],117            fixed_ip2,118            conn_expected=False119        )120        self.verify_l3_connectivity(...

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