testcases/features/sfc/sfc_colorado1.py

   1 import os
   2 import subprocess
   3 import sys
   4 import time
   5 import argparse
   6 import paramiko
   7
   8 import functest.utils.functest_logger as ft_logger
   9 import functest.utils.functest_utils as ft_utils
  10 import functest.utils.openstack_utils as os_utils
  11 import SSHUtils as ssh_utils
  12 import ovs_utils
  13
  14 parser = argparse.ArgumentParser()
  15
  16 parser.add_argument("-r", "--report",
  17                     help="Create json result file",
  18                     action="store_true")
  19
  20 args = parser.parse_args()
  21
  22 """ logging configuration """
  23 logger = ft_logger.Logger("ODL_SFC").getLogger()
  24
  25 FUNCTEST_RESULTS_DIR = '/home/opnfv/functest/results/'
  26 FUNCTEST_REPO = ft_utils.FUNCTEST_REPO
  27
  28 HOME = os.environ['HOME'] + "/"
  29
  30 VM_BOOT_TIMEOUT = 180
  31 INSTANCE_NAME = "client"
  32 FLAVOR = "custom"
  33 IMAGE_NAME = "sf_nsh_colorado"
  34 IMAGE_FILENAME = "sf_nsh_colorado.qcow2"
  35 IMAGE_FORMAT = "qcow2"
  36 IMAGE_PATH = "/home/opnfv/functest/data" + "/" + IMAGE_FILENAME
  37
  38 # NEUTRON Private Network parameters
  39
  40 NET_NAME = "example-net"
  41 SUBNET_NAME = "example-subnet"
  42 SUBNET_CIDR = "11.0.0.0/24"
  43 ROUTER_NAME = "example-router"
  44
  45 SECGROUP_NAME = "example-sg"
  46 SECGROUP_DESCR = "Example Security group"
  47
  48 INSTANCE_NAME_2 = "server"
  49
  50 # TEST_DB = ft_utils.get_parameter_from_yaml("results.test_db_url")
  51
  52 PRE_SETUP_SCRIPT = 'sfc_pre_setup.bash'
  53 TACKER_SCRIPT = 'sfc_tacker.bash'
  54 TEARDOWN_SCRIPT = "sfc_teardown.bash"
  55 TACKER_CHANGECLASSI = "sfc_change_classi.bash"
  56
  57 ssh_options = '-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no'
  58
  59
  60 def check_ssh(ip):
  61     cmd = "sshpass -p opnfv ssh " + ssh_options + " -q " + ip + " exit"
  62     success = subprocess.call(cmd, shell=True) == 0
  63     if not success:
  64         logger.debug("Wating for SSH connectivity in SF with IP: %s" % ip)
  65     return success
  66
  67
  68 def main():
  69
  70     # Allow any port so that tacker commands reaches the server.
  71     # This will be deleted when tacker is included in OPNFV installation
  72
  73     status = "PASS"
  74     failures = 0
  75     start_time = time.time()
  76     json_results = {}
  77
  78     contr_cmd = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  79                  " 'fuel node'|grep controller|awk '{print $10}'")
  80     logger.info("Executing script to get ip_server: '%s'" % contr_cmd)
  81     process = subprocess.Popen(contr_cmd,
  82                                shell=True,
  83                                stdout=subprocess.PIPE,
  84                                stderr=subprocess.PIPE)
  85     ip_server = process.stdout.readline().rstrip()
  86
  87     iptable_cmd1 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  88                     " ssh " + ip_server + " iptables -P INPUT ACCEPT ")
  89     iptable_cmd2 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  90                     " ssh " + ip_server + " iptables -t nat -P INPUT ACCEPT ")
  91     iptable_cmd3 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  92                     " ssh " + ssh_options + " " + ip_server +
  93                     " iptables -A INPUT -m state"
  94                     " --state NEW,ESTABLISHED,RELATED -j ACCEPT")
  95
  96     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd1)
  97     subprocess.call(iptable_cmd1, shell=True, stderr=subprocess.PIPE)
  98
  99     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd2)
 100     subprocess.call(iptable_cmd2, shell=True, stderr=subprocess.PIPE)
 101
 102     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd3)
 103     subprocess.call(iptable_cmd2, shell=True, stderr=subprocess.PIPE)
 104
 105 # Getting the different clients
 106
 107     nova_client = os_utils.get_nova_client()
 108     neutron_client = os_utils.get_neutron_client()
 109     glance_client = os_utils.get_glance_client()
 110
 111     ovs_logger = ovs_utils.OVSLogger(FUNCTEST_RESULTS_DIR)
 112     jumphost = {
 113         'ip': '10.20.0.2',
 114         'username': 'root',
 115         'password': 'r00tme'
 116     }
 117     controller_client = ssh_utils.get_ssh_client(ip_server,
 118                                                  'root',
 119                                                  jumphost=jumphost)
 120
 121 # Download the image
 122
 123     if not os.path.isfile(IMAGE_PATH):
 124         logger.info("Downloading image")
 125         ft_utils.download_url(
 126             "http://artifacts.opnfv.org/sfc/demo/sf_nsh_colorado.qcow2",
 127             "/home/opnfv/functest/data/")
 128     else:
 129         logger.info("Using old image")
 130
 131 # Create glance image and the neutron network
 132
 133     image_id = os_utils.create_glance_image(glance_client,
 134                                             IMAGE_NAME,
 135                                             IMAGE_PATH,
 136                                             disk=IMAGE_FORMAT,
 137                                             container="bare",
 138                                             public=True)
 139
 140     network_dic = os_utils.create_network_full(neutron_client,
 141                                                NET_NAME,
 142                                                SUBNET_NAME,
 143                                                ROUTER_NAME,
 144                                                SUBNET_CIDR)
 145     if not network_dic:
 146         logger.error(
 147             "There has been a problem when creating the neutron network")
 148         sys.exit(-1)
 149
 150     network_id = network_dic["net_id"]
 151
 152     sg_id = os_utils.create_security_group_full(neutron_client,
 153                                                 SECGROUP_NAME, SECGROUP_DESCR)
 154
 155     secgroups = os_utils.get_security_groups(neutron_client)
 156
 157     for sg in secgroups:
 158         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 159                                       'ingress', 'tcp',
 160                                       port_range_min=22,
 161                                       port_range_max=22)
 162         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 163                                       'egress', 'tcp',
 164                                       port_range_min=22,
 165                                       port_range_max=22)
 166         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 167                                       'ingress', 'tcp',
 168                                       port_range_min=80,
 169                                       port_range_max=80)
 170         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 171                                       'egress', 'tcp',
 172                                       port_range_min=80,
 173                                       port_range_max=80)
 174
 175     _, custom_flv_id = os_utils.get_or_create_flavor(
 176         'custom', 1500, 10, 1, public=True)
 177     if not custom_flv_id:
 178         logger.error("Failed to create custom flavor")
 179         sys.exit(1)
 180
 181     iterator = 0
 182     while(iterator < 6):
 183         # boot INSTANCE
 184         logger.info("Creating instance '%s'..." % INSTANCE_NAME)
 185         logger.debug(
 186             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 187             "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
 188         instance = os_utils.create_instance_and_wait_for_active(
 189             FLAVOR,
 190             image_id,
 191             network_id,
 192             INSTANCE_NAME,
 193             av_zone='nova')
 194
 195         if instance is None:
 196             logger.error("Error while booting instance.")
 197             iterator += 1
 198             continue
 199         # Retrieve IP of INSTANCE
 200         instance_ip = instance.networks.get(NET_NAME)[0]
 201         logger.debug("Instance '%s' got private ip '%s'." %
 202                      (INSTANCE_NAME, instance_ip))
 203
 204         logger.info("Adding '%s' to security group '%s'..."
 205                     % (INSTANCE_NAME, SECGROUP_NAME))
 206         os_utils.add_secgroup_to_instance(nova_client, instance.id, sg_id)
 207
 208         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME)
 209         floatip_dic = os_utils.create_floating_ip(neutron_client)
 210         floatip_client = floatip_dic['fip_addr']
 211         # floatip_id = floatip_dic['fip_id']
 212
 213         if floatip_client is None:
 214             logger.error("Cannot create floating IP.")
 215             iterator += 1
 216             continue
 217         logger.info("Floating IP created: '%s'" % floatip_client)
 218
 219         logger.info("Associating floating ip: '%s' to VM '%s' "
 220                     % (floatip_client, INSTANCE_NAME))
 221         if not os_utils.add_floating_ip(nova_client,
 222                                         instance.id,
 223                                         floatip_client):
 224             logger.error("Cannot associate floating IP to VM.")
 225             iterator += 1
 226             continue
 227
 228     # STARTING SECOND VM (server) ###
 229
 230         # boot INTANCE
 231         logger.info("Creating instance '%s'..." % INSTANCE_NAME_2)
 232         logger.debug(
 233             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 234             "network=%s \n" % (INSTANCE_NAME_2, FLAVOR, image_id, network_id))
 235         instance_2 = os_utils.create_instance_and_wait_for_active(
 236             FLAVOR,
 237             image_id,
 238             network_id,
 239             INSTANCE_NAME_2,
 240             av_zone='nova')
 241
 242         if instance_2 is None:
 243             logger.error("Error while booting instance.")
 244             iterator += 1
 245             continue
 246         # Retrieve IP of INSTANCE
 247         instance_ip_2 = instance_2.networks.get(NET_NAME)[0]
 248         logger.debug("Instance '%s' got private ip '%s'." %
 249                      (INSTANCE_NAME_2, instance_ip_2))
 250
 251         logger.info("Adding '%s' to security group '%s'..."
 252                     % (INSTANCE_NAME_2, SECGROUP_NAME))
 253         os_utils.add_secgroup_to_instance(nova_client, instance_2.id, sg_id)
 254
 255         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME_2)
 256         floatip_dic = os_utils.create_floating_ip(neutron_client)
 257         floatip_server = floatip_dic['fip_addr']
 258         # floatip_id = floatip_dic['fip_id']
 259
 260         if floatip_server is None:
 261             logger.error("Cannot create floating IP.")
 262             iterator += 1
 263             continue
 264         logger.info("Floating IP created: '%s'" % floatip_server)
 265
 266         logger.info("Associating floating ip: '%s' to VM '%s' "
 267                     % (floatip_server, INSTANCE_NAME_2))
 268
 269         if not os_utils.add_floating_ip(nova_client,
 270                                         instance_2.id,
 271                                         floatip_server):
 272             logger.error("Cannot associate floating IP to VM.")
 273             iterator += 1
 274             continue
 275
 276         # CREATION OF THE 2 SF ####
 277
 278         tacker_script = "%s/testcases/features/sfc/%s" % \
 279                         (FUNCTEST_REPO, TACKER_SCRIPT)
 280         logger.info("Executing tacker script: '%s'" % tacker_script)
 281         subprocess.call(tacker_script, shell=True)
 282
 283         # SSH CALL TO START HTTP SERVER
 284         ssh = paramiko.SSHClient()
 285         ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 286
 287         try:
 288             ssh.connect(floatip_server, username="root",
 289                         password="opnfv", timeout=2)
 290             command = "python -m SimpleHTTPServer 80 > /dev/null 2>&1 &"
 291             logger.info("Starting HTTP server")
 292             (stdin, stdout, stderr) = ssh.exec_command(command)
 293         except:
 294             logger.debug("Waiting for %s..." % floatip_server)
 295             time.sleep(6)
 296             # timeout -= 1
 297
 298         instances = nova_client.servers.list(search_opts={'all_tenants': 1})
 299         ips = []
 300         try:
 301             for instance in instances:
 302                 if "server" not in instance.name:
 303                     if "client" not in instance.name:
 304                         logger.debug(
 305                             "This is the instance name: %s " % instance.name)
 306                         floatip_dic = os_utils.create_floating_ip(
 307                             neutron_client)
 308                         floatip = floatip_dic['fip_addr']
 309                         ips.append(floatip)
 310                         instance.add_floating_ip(floatip)
 311         except:
 312             logger.debug("Problems assigning floating IP to SFs")
 313
 314         # If no IPs were obtained, then we cant continue
 315         if not ips:
 316             logger.error('Failed to obtain IPs, cant continue, exiting')
 317             return
 318
 319         logger.debug("Floating IPs for SFs: %s..." % ips)
 320
 321         # Check SSH connectivity to VNFs
 322         r = 0
 323         retries = 100
 324         check = [False, False]
 325
 326         logger.info("Checking SSH connectivity to the SFs with ips {0}"
 327                     .format(str(ips)))
 328         while r < retries and not all(check):
 329             try:
 330                 check = [check_ssh(ips[0]), check_ssh(ips[1])]
 331             except Exception:
 332                 logger.exception("SSH check failed")
 333                 check = [False, False]
 334             time.sleep(3)
 335             r += 1
 336
 337         if not all(check):
 338             logger.error("Cannot establish SSH connection to the SFs")
 339             iterator += 1
 340             continue
 341
 342         logger.info("SSH connectivity to the SFs established")
 343
 344         # SSH TO START THE VXLAN_TOOL ON SF1
 345         logger.info("Configuring the SFs")
 346         try:
 347             ssh.connect(ips[0], username="root",
 348                         password="opnfv", timeout=2)
 349             command = ("nohup python vxlan_tool.py -i eth0 "
 350                        "-d forward -v off -b 80 > /dev/null 2>&1 &")
 351             (stdin, stdout, stderr) = ssh.exec_command(command)
 352         except:
 353             logger.debug("Waiting for %s..." % ips[0])
 354             time.sleep(6)
 355             # timeout -= 1
 356
 357         try:
 358             n = 0
 359             while 1:
 360                 (stdin, stdout, stderr) = ssh.exec_command(
 361                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 362                 if len(stdout.readlines()) > 0:
 363                     logger.debug("HTTP firewall started")
 364                     break
 365                 else:
 366                     n += 1
 367                     if (n > 7):
 368                         break
 369                     logger.debug("HTTP firewall not started")
 370                     time.sleep(3)
 371         except Exception:
 372             logger.exception("vxlan_tool not started in SF1")
 373
 374         # SSH TO START THE VXLAN_TOOL ON SF2
 375         try:
 376             ssh.connect(ips[1], username="root",
 377                         password="opnfv", timeout=2)
 378             command = ("nohup python vxlan_tool.py -i eth0 "
 379                        "-d forward -v off -b 22 > /dev/null 2>&1 &")
 380             (stdin, stdout, stderr) = ssh.exec_command(command)
 381         except:
 382             logger.debug("Waiting for %s..." % ips[1])
 383             time.sleep(6)
 384             # timeout -= 1
 385
 386         try:
 387             n = 0
 388             while 1:
 389                 (stdin, stdout, stderr) = ssh.exec_command(
 390                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 391                 if len(stdout.readlines()) > 0:
 392                     logger.debug("SSH firewall started")
 393                     break
 394                 else:
 395                     n += 1
 396                     if (n > 7):
 397                         break
 398                     logger.debug("SSH firewall not started")
 399                     time.sleep(3)
 400         except Exception:
 401             logger.exception("vxlan_tool not started in SF2")
 402
 403         i = 0
 404
 405         # SSH TO EXECUTE cmd_client
 406         logger.info("TEST STARTED")
 407         try:
 408             ssh.connect(floatip_client, username="root",
 409                         password="opnfv", timeout=2)
 410             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 411             (stdin, stdout, stderr) = ssh.exec_command(command)
 412
 413             # WRITE THE CORRECT WAY TO DO LOGGING
 414             if "timed out" in stdout.readlines()[0]:
 415                 logger.info('\033[92m' + "TEST 1 [PASSED] "
 416                             "==> SSH BLOCKED" + '\033[0m')
 417                 i = i + 1
 418                 json_results.update({"Test 1: SSH Blocked": "Passed"})
 419             else:
 420                 timestamp = time.strftime("%Y%m%d-%H%M%S")
 421                 error = ('\033[91m' + "TEST 1 [FAILED] "
 422                          "==> SSH NOT BLOCKED" + '\033[0m')
 423                 logger.error(error)
 424                 ovs_logger.ofctl_dump_flows(controller_client,
 425                                             timestamp=timestamp)
 426                 ovs_logger.vsctl_show(controller_client,
 427                                       timestamp=timestamp)
 428
 429                 dumpdir = os.path.join(ovs_logger.ovs_dir, timestamp)
 430                 with open(os.path.join(dumpdir, 'error'), 'w') as f:
 431                     f.write(error)
 432                 status = "FAIL"
 433                 json_results.update({"Test 1: SSH Blocked": "Failed"})
 434                 failures += 1
 435         except:
 436             logger.debug("Waiting for %s..." % floatip_client)
 437             time.sleep(6)
 438             # timeout -= 1
 439
 440         # SSH TO EXECUTE cmd_client
 441         try:
 442             ssh.connect(floatip_client, username="root",
 443                         password="opnfv", timeout=2)
 444             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 445             (stdin, stdout, stderr) = ssh.exec_command(command)
 446
 447             if "succeeded" in stdout.readlines()[0]:
 448                 logger.info('\033[92m' + "TEST 2 [PASSED] "
 449                             "==> HTTP WORKS" + '\033[0m')
 450                 i = i + 1
 451                 json_results.update({"Test 2: HTTP works": "Passed"})
 452             else:
 453                 error = ('\033[91m' + "TEST 2 [FAILED] "
 454                          "==> HTTP BLOCKED" + '\033[0m')
 455                 logger.error(error)
 456                 ovs_logger.ofctl_dump_flows(controller_client,
 457                                             timestamp=timestamp)
 458                 ovs_logger.vsctl_show(controller_client,
 459                                       timestamp=timestamp)
 460
 461                 dumpdir = os.path.join(ovs_logger.ovs_dir, timestamp)
 462                 with open(os.path.join(dumpdir, 'error'), 'w') as f:
 463                     f.write(error)
 464                 status = "FAIL"
 465                 json_results.update({"Test 2: HTTP works": "Failed"})
 466                 failures += 1
 467         except:
 468             logger.debug("Waiting for %s..." % floatip_client)
 469             time.sleep(6)
 470             # timeout -= 1
 471
 472         # CHANGE OF CLASSIFICATION #
 473         logger.info("Changing the classification")
 474         tacker_classi = "%s/testcases/features/sfc/%s" % \
 475                         (FUNCTEST_REPO, TACKER_CHANGECLASSI)
 476         subprocess.call(tacker_classi, shell=True)
 477
 478         logger.info("Wait for ODL to update the classification rules in OVS")
 479         time.sleep(100)
 480
 481         # SSH TO EXECUTE cmd_client
 482
 483         try:
 484             ssh.connect(floatip_client, username="root",
 485                         password="opnfv", timeout=2)
 486             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 487             (stdin, stdout, stderr) = ssh.exec_command(command)
 488
 489             if "timed out" in stdout.readlines()[0]:
 490                 logger.info('\033[92m' + "TEST 3 [PASSED] "
 491                             "==> HTTP BLOCKED" + '\033[0m')
 492                 i = i + 1
 493                 json_results.update({"Test 3: HTTP Blocked": "Passed"})
 494             else:
 495                 error = ('\033[91m' + "TEST 3 [FAILED] "
 496                          "==> HTTP NOT BLOCKED" + '\033[0m')
 497                 logger.error(error)
 498                 ovs_logger.ofctl_dump_flows(controller_client,
 499                                             timestamp=timestamp)
 500                 ovs_logger.vsctl_show(controller_client,
 501                                       timestamp=timestamp)
 502
 503                 dumpdir = os.path.join(ovs_logger.ovs_dir, timestamp)
 504                 with open(os.path.join(dumpdir, 'error'), 'w') as f:
 505                     f.write(error)
 506                 status = "FAIL"
 507                 json_results.update({"Test 3: HTTP Blocked": "Failed"})
 508                 failures += 1
 509         except:
 510             logger.debug("Waiting for %s..." % floatip_client)
 511             time.sleep(6)
 512             # timeout -= 1
 513
 514         # SSH TO EXECUTE cmd_client
 515         try:
 516             ssh.connect(floatip_client, username="root",
 517                         password="opnfv", timeout=2)
 518             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 519             (stdin, stdout, stderr) = ssh.exec_command(command)
 520
 521             if "succeeded" in stdout.readlines()[0]:
 522                 logger.info('\033[92m' + "TEST 4 [PASSED] "
 523                             "==> SSH WORKS" + '\033[0m')
 524                 i = i + 1
 525                 json_results.update({"Test 4: SSH works": "Passed"})
 526             else:
 527                 error = ('\033[91m' + "TEST 4 [FAILED] "
 528                          "==> SSH BLOCKED" + '\033[0m')
 529                 logger.error(error)
 530                 ovs_logger.ofctl_dump_flows(controller_client,
 531                                             timestamp=timestamp)
 532                 ovs_logger.vsctl_show(controller_client,
 533                                       timestamp=timestamp)
 534
 535                 dumpdir = os.path.join(ovs_logger.ovs_dir, timestamp)
 536                 with open(os.path.join(dumpdir, 'error'), 'w') as f:
 537                     f.write(error)
 538                 status = "FAIL"
 539                 json_results.update({"Test 4: SSH works": "Failed"})
 540                 failures += 1
 541         except:
 542             logger.debug("Waiting for %s..." % floatip_client)
 543             time.sleep(6)
 544             # timeout -= 1
 545
 546         iterator += 1
 547         if i == 4:
 548             for x in range(0, 5):
 549                 logger.info('\033[92m' + "SFC TEST WORKED"
 550                             " :) \n" + '\033[0m')
 551             break
 552         else:
 553             logger.info("Iterating again!")
 554             delete = ("bash delete.sh")
 555             try:
 556                 subprocess.call(delete, shell=True, stderr=subprocess.PIPE)
 557                 time.sleep(10)
 558             except Exception, e:
 559                 logger.error("Problem when executing the delete.sh")
 560                 logger.error("Problem %s" % e)
 561
 562     if args.report:
 563         stop_time = time.time()
 564         json_results.update({"tests": "4", "failures": int(failures)})
 565         logger.debug("Promise Results json: " + str(json_results))
 566         ft_utils.push_results_to_db("sfc",
 567                                     "functest-odl-sfc",
 568                                     start_time,
 569                                     stop_time,
 570                                     status,
 571                                     json_results)
 572     if status == "PASS":
 573         sys.exit(0)
 574     else:
 575         sys.exit(1)
 576
 577 if __name__ == '__main__':
 578     main()