sdnvpn/test/functest/testcase_3.py

   1 # Copyright (c) 2017 All rights reserved
   2 # This program and the accompanying materials
   3 # are made available under the terms of the Apache License, Version 2.0
   4 # which accompanies this distribution, and is available at
   5 #
   6 # http://www.apache.org/licenses/LICENSE-2.0
   7 #
   8 # Tests performed:
   9 # - Peering OpenDaylight with Quagga:
  10 #   - Set up a Quagga instance in the functest container
  11 #   - Start a BGP router with OpenDaylight
  12 #   - Add the functest Quagga as a neighbor
  13 #   - Verify that the OpenDaylight and gateway Quagga peer
  14 import logging
  15 import os
  16 import argparse
  17
  18 from sdnvpn.lib import quagga
  19 import sdnvpn.lib.utils as test_utils
  20 import sdnvpn.lib.config as sdnvpn_config
  21
  22 import functest.utils.openstack_utils as os_utils
  23 import functest.utils.functest_utils as ft_utils
  24
  25 from sdnvpn.lib.results import Results
  26
  27 COMMON_CONFIG = sdnvpn_config.CommonConfig()
  28 TESTCASE_CONFIG = sdnvpn_config.TestcaseConfig("testcase_3")
  29
  30 logger = logging.getLogger('sdnvpn-testcase-3')
  31
  32 parser = argparse.ArgumentParser()
  33
  34 parser.add_argument("-r", "--report",
  35                     help="Create json result file",
  36                     action="store_true")
  37
  38 args = parser.parse_args()
  39
  40
  41 def main():
  42     results = Results(COMMON_CONFIG.line_length)
  43     results.add_to_summary(0, "=")
  44     results.add_to_summary(2, "STATUS", "SUBTEST")
  45     results.add_to_summary(0, "=")
  46
  47     openstack_nodes = test_utils.get_nodes()
  48
  49     # node.is_odl() doesn't work in Apex
  50     # https://jira.opnfv.org/browse/RELENG-192
  51     controllers = [node for node in openstack_nodes
  52                    if "running" in
  53                    node.run_cmd("sudo systemctl status opendaylight")]
  54     computes = [node for node in openstack_nodes if node.is_compute()]
  55
  56     msg = ("Verify that OpenDaylight can start/communicate with zrpcd/Quagga")
  57     results.record_action(msg)
  58     results.add_to_summary(0, "-")
  59     if not controllers:
  60         msg = ("Controller (ODL) list is empty. Skipping rest of tests.")
  61         logger.info(msg)
  62         results.add_failure(msg)
  63         return results.compile_summary()
  64     else:
  65         msg = ("Controller (ODL) list is ready")
  66         logger.info(msg)
  67         results.add_success(msg)
  68
  69     controller = controllers[0]  # We don't handle HA well
  70     get_ext_ip_cmd = "sudo ip a | grep br-ex | grep inet | awk '{print $2}'"
  71     ext_net_cidr = controller.run_cmd(get_ext_ip_cmd).strip().split('\n')
  72     ext_net_mask = ext_net_cidr[0].split('/')[1]
  73     controller_ext_ip = ext_net_cidr[0].split('/')[0]
  74
  75     logger.info("Starting bgp speaker of controller at IP %s "
  76                 % controller_ext_ip)
  77     logger.info("Checking if zrpcd is "
  78                 "running on the controller node")
  79
  80     cmd = "systemctl status zrpcd |grep -i running"
  81     output = controller.run_cmd(cmd)
  82     msg = ("zrpcd is running")
  83
  84     if not output:
  85         logger.info("zrpcd is not running on the controller node")
  86         results.add_failure(msg)
  87     else:
  88         logger.info("zrpcd is running on the controller node")
  89         results.add_success(msg)
  90
  91     results.add_to_summary(0, "-")
  92
  93     start_quagga = "odl:configure-bgp -op start-bgp-server " \
  94                    "--as-num 100 --router-id {0}".format(controller_ext_ip)
  95     test_utils.run_odl_cmd(controller, start_quagga)
  96
  97     logger.info("Checking if bgpd is running"
  98                 " on the controller node")
  99
 100     # Check if there is a non-zombie bgpd process
 101     output_bgpd = controller.run_cmd("ps --no-headers -C "
 102                                      "bgpd -o state")
 103     states = output_bgpd.split()
 104     running = any([s != 'Z' for s in states])
 105
 106     msg = ("bgpd is running")
 107     if not running:
 108         logger.info("bgpd is not running on the controller node")
 109         results.add_failure(msg)
 110     else:
 111         logger.info("bgpd is running on the controller node")
 112         results.add_success(msg)
 113
 114     results.add_to_summary(0, "-")
 115
 116     # We should be able to restart the speaker
 117     # but the test is disabled because of buggy upstream
 118     # https://github.com/6WIND/zrpcd/issues/15
 119     # stop_quagga = 'odl:configure-bgp -op stop-bgp-server'
 120     # test_utils.run_odl_cmd(controller, stop_quagga)
 121
 122     # logger.info("Checking if bgpd is still running"
 123     #             " on the controller node")
 124
 125     # output_bgpd = controller.run_cmd("ps --no-headers -C " \
 126     #                                  "bgpd -o state")
 127     # states = output_bgpd.split()
 128     # running = any([s != 'Z' for s in states])
 129
 130     # msg = ("bgpd is stopped")
 131     # if not running:
 132     #     logger.info("bgpd is not running on the controller node")
 133     #     results.add_success(msg)
 134     # else:
 135     #     logger.info("bgpd is still running on the controller node")
 136     #     results.add_failure(msg)
 137
 138     # Taken from the sfc tests
 139     if not os.path.isfile(COMMON_CONFIG.ubuntu_image_path):
 140         logger.info("Downloading image")
 141         ft_utils.download_url(
 142             "http://artifacts.opnfv.org/sdnvpn/"
 143             "ubuntu-16.04-server-cloudimg-amd64-disk1.img",
 144             "/home/opnfv/functest/data/")
 145     else:
 146         logger.info("Using old image")
 147
 148     glance_client = os_utils.get_glance_client()
 149     nova_client = os_utils.get_nova_client()
 150     neutron_client = os_utils.get_neutron_client()
 151
 152     (floatingip_ids, instance_ids, router_ids, network_ids, image_ids,
 153      subnet_ids, interfaces, bgpvpn_ids) = ([] for i in range(8))
 154
 155     sg_id = os_utils.create_security_group_full(neutron_client,
 156                                                 TESTCASE_CONFIG.secgroup_name,
 157                                                 TESTCASE_CONFIG.secgroup_descr)
 158     test_utils.open_icmp(neutron_client, sg_id)
 159     test_utils.open_http_port(neutron_client, sg_id)
 160
 161     test_utils.open_bgp_port(neutron_client, sg_id)
 162     net_id, subnet_1_id, router_1_id = test_utils.create_network(
 163         neutron_client,
 164         TESTCASE_CONFIG.net_1_name,
 165         TESTCASE_CONFIG.subnet_1_name,
 166         TESTCASE_CONFIG.subnet_1_cidr,
 167         TESTCASE_CONFIG.router_1_name)
 168
 169     quagga_net_id, subnet_quagga_id, \
 170         router_quagga_id = test_utils.create_network(
 171             neutron_client,
 172             TESTCASE_CONFIG.quagga_net_name,
 173             TESTCASE_CONFIG.quagga_subnet_name,
 174             TESTCASE_CONFIG.quagga_subnet_cidr,
 175             TESTCASE_CONFIG.quagga_router_name)
 176
 177     interfaces.append(tuple((router_1_id, subnet_1_id)))
 178     interfaces.append(tuple((router_quagga_id, subnet_quagga_id)))
 179     network_ids.extend([net_id, quagga_net_id])
 180     router_ids.extend([router_1_id, router_quagga_id])
 181     subnet_ids.extend([subnet_1_id, subnet_quagga_id])
 182
 183     installer_type = str(os.environ['INSTALLER_TYPE'].lower())
 184     if installer_type == "fuel":
 185         disk = 'raw'
 186     elif installer_type == "apex":
 187         disk = 'qcow2'
 188     else:
 189         logger.error("Incompatible installer type")
 190
 191     ubuntu_image_id = os_utils.create_glance_image(
 192         glance_client,
 193         COMMON_CONFIG.ubuntu_image_name,
 194         COMMON_CONFIG.ubuntu_image_path,
 195         disk,
 196         container="bare",
 197         public="public")
 198
 199     image_ids.append(ubuntu_image_id)
 200
 201     # NOTE(rski) The order of this seems a bit weird but
 202     # there is a reason for this, namely
 203     # https://jira.opnfv.org/projects/SDNVPN/issues/SDNVPN-99
 204     # so we create the quagga instance using cloud-init
 205     # and immediately give it a floating IP.
 206     # The cloud-init script should contain a small sleep for
 207     # this to work.
 208     # We also create the FIP first because it is used in the
 209     # cloud-init script.
 210     fip = os_utils.create_floating_ip(neutron_client)
 211     # fake_fip is needed to bypass NAT
 212     # see below for the reason why.
 213     fake_fip = os_utils.create_floating_ip(neutron_client)
 214
 215     floatingip_ids.extend([fip['fip_id'], fake_fip['fip_id']])
 216     # pin quagga to some compute
 217     compute_node = nova_client.hypervisors.list()[0]
 218     quagga_compute_node = "nova:" + compute_node.hypervisor_hostname
 219     # Map the hypervisor used above to a compute handle
 220     # returned by releng's manager
 221     for comp in computes:
 222         if compute_node.host_ip in comp.run_cmd("sudo ip a"):
 223             compute = comp
 224             break
 225     quagga_bootstrap_script = quagga.gen_quagga_setup_script(
 226         controller_ext_ip,
 227         fake_fip['fip_addr'],
 228         ext_net_mask)
 229
 230     test_utils.create_custom_flavor()
 231
 232     quagga_vm = test_utils.create_instance(
 233         nova_client,
 234         TESTCASE_CONFIG.quagga_instance_name,
 235         ubuntu_image_id,
 236         quagga_net_id,
 237         sg_id,
 238         fixed_ip=TESTCASE_CONFIG.quagga_instance_ip,
 239         flavor=COMMON_CONFIG.custom_flavor_name,
 240         userdata=quagga_bootstrap_script,
 241         compute_node=quagga_compute_node)
 242
 243     instance_ids.append(quagga_vm)
 244
 245     fip_added = os_utils.add_floating_ip(nova_client,
 246                                          quagga_vm.id,
 247                                          fip['fip_addr'])
 248
 249     msg = "Assign a Floating IP to %s " % TESTCASE_CONFIG.quagga_instance_name
 250     if fip_added:
 251         results.add_success(msg)
 252     else:
 253         results.add_failure(msg)
 254     test_utils.attach_instance_to_ext_br(quagga_vm, compute)
 255
 256     try:
 257         testcase = "Bootstrap quagga inside an OpenStack instance"
 258         cloud_init_success = test_utils.wait_for_cloud_init(quagga_vm)
 259         if cloud_init_success:
 260             results.add_success(testcase)
 261         else:
 262             results.add_failure(testcase)
 263         results.add_to_summary(0, "=")
 264
 265         results.add_to_summary(0, '-')
 266         results.add_to_summary(1, "Peer Quagga with OpenDaylight")
 267         results.add_to_summary(0, '-')
 268
 269         neighbor = quagga.odl_add_neighbor(fake_fip['fip_addr'],
 270                                            controller_ext_ip,
 271                                            controller)
 272         peer = quagga.check_for_peering(controller)
 273
 274     finally:
 275         test_utils.detach_instance_from_ext_br(quagga_vm, compute)
 276
 277     if neighbor and peer:
 278         results.add_success("Peering with quagga")
 279     else:
 280         results.add_failure("Peering with quagga")
 281
 282     test_utils.cleanup_nova(nova_client, instance_ids, image_ids)
 283     test_utils.cleanup_neutron(neutron_client, floatingip_ids, bgpvpn_ids,
 284                                interfaces, subnet_ids, router_ids,
 285                                network_ids)
 286     return results.compile_summary()
 287
 288 if __name__ == '__main__':
 289     logging.basicConfig(level=logging.INFO)
 290     main()