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
  12 parser = argparse.ArgumentParser()
  13
  14 parser.add_argument("-r", "--report",
  15                     help="Create json result file",
  16                     action="store_true")
  17
  18 args = parser.parse_args()
  19
  20 """ logging configuration """
  21 logger = ft_logger.Logger("ODL_SFC").getLogger()
  22
  23 FUNCTEST_REPO = ft_utils.FUNCTEST_REPO
  24
  25 HOME = os.environ['HOME'] + "/"
  26
  27 VM_BOOT_TIMEOUT = 180
  28 INSTANCE_NAME = "client"
  29 FLAVOR = "m1.small"
  30 IMAGE_NAME = "sf_nsh_colorado"
  31 IMAGE_FILENAME = "sf_nsh_colorado.qcow2"
  32 IMAGE_FORMAT = "qcow2"
  33 IMAGE_PATH = "/home/opnfv/functest/data" + "/" + IMAGE_FILENAME
  34
  35 # NEUTRON Private Network parameters
  36
  37 NET_NAME = "example-net"
  38 SUBNET_NAME = "example-subnet"
  39 SUBNET_CIDR = "11.0.0.0/24"
  40 ROUTER_NAME = "example-router"
  41
  42 SECGROUP_NAME = "example-sg"
  43 SECGROUP_DESCR = "Example Security group"
  44
  45 INSTANCE_NAME_2 = "server"
  46
  47 # TEST_DB = ft_utils.get_parameter_from_yaml("results.test_db_url")
  48
  49 PRE_SETUP_SCRIPT = 'sfc_pre_setup.bash'
  50 TACKER_SCRIPT = 'sfc_tacker.bash'
  51 TEARDOWN_SCRIPT = "sfc_teardown.bash"
  52 TACKER_CHANGECLASSI = "sfc_change_classi.bash"
  53
  54 ssh_options = '-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no'
  55
  56
  57 def check_ssh(ip):
  58     cmd = "sshpass -p opnfv ssh " + ssh_options + " -q " + ip + " exit"
  59     success = subprocess.call(cmd, shell=True) == 0
  60     if not success:
  61         logger.debug("Wating for SSH connectivity in SF with IP: %s" % ip)
  62     return success
  63
  64
  65 def main():
  66
  67     # Allow any port so that tacker commands reaches the server.
  68     # This will be deleted when tacker is included in OPNFV installation
  69
  70     status = "PASS"
  71     failures = 0
  72     start_time = time.time()
  73     json_results = {}
  74
  75     contr_cmd = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  76                  " 'fuel node'|grep controller|awk '{print $10}'")
  77     logger.info("Executing script to get ip_server: '%s'" % contr_cmd)
  78     process = subprocess.Popen(contr_cmd,
  79                                shell=True,
  80                                stdout=subprocess.PIPE,
  81                                stderr=subprocess.PIPE)
  82     ip_server = process.stdout.readline().rstrip()
  83
  84     contr_cmd2 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  85                   " 'fuel node'|grep compute|awk '{print $10}'")
  86     logger.info("Executing script to get ip_compute: '%s'" % contr_cmd2)
  87     process = subprocess.Popen(contr_cmd2,
  88                                shell=True,
  89                                stdout=subprocess.PIPE,
  90                                stderr=subprocess.PIPE)
  91     ip_compute = process.stdout.readline().rstrip()
  92
  93     iptable_cmd1 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  94                     " ssh " + ip_server + " iptables -P INPUT ACCEPT ")
  95     iptable_cmd2 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  96                     " ssh " + ip_server + " iptables -t nat -P INPUT ACCEPT ")
  97     iptable_cmd3 = ("sshpass -p r00tme ssh " + ssh_options + " root@10.20.0.2"
  98                     " ssh " + ssh_options + " " + ip_server +
  99                     " iptables -A INPUT -m state"
 100                     " --state NEW,ESTABLISHED,RELATED -j ACCEPT")
 101
 102     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd1)
 103     subprocess.call(iptable_cmd1, shell=True, stderr=subprocess.PIPE)
 104
 105     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd2)
 106     subprocess.call(iptable_cmd2, shell=True, stderr=subprocess.PIPE)
 107
 108     logger.info("Changing firewall policy in controller: '%s'" % iptable_cmd3)
 109     subprocess.call(iptable_cmd2, shell=True, stderr=subprocess.PIPE)
 110
 111 # Getting the different clients
 112
 113     nova_client = os_utils.get_nova_client()
 114     neutron_client = os_utils.get_neutron_client()
 115     glance_client = os_utils.get_glance_client()
 116
 117 # Download the image
 118
 119     if not os.path.isfile(IMAGE_PATH):
 120         logger.info("Downloading image")
 121         ft_utils.download_url(
 122             "http://artifacts.opnfv.org/sfc/demo/sf_nsh_colorado.qcow2",
 123             "/home/opnfv/functest/data/")
 124     else:
 125         logger.info("Using old image")
 126
 127 # Create glance image and the neutron network
 128
 129     image_id = os_utils.create_glance_image(glance_client,
 130                                             IMAGE_NAME,
 131                                             IMAGE_PATH,
 132                                             disk=IMAGE_FORMAT,
 133                                             container="bare",
 134                                             public=True)
 135
 136     network_dic = os_utils.create_network_full(neutron_client,
 137                                                NET_NAME,
 138                                                SUBNET_NAME,
 139                                                ROUTER_NAME,
 140                                                SUBNET_CIDR)
 141     if not network_dic:
 142         logger.error(
 143             "There has been a problem when creating the neutron network")
 144         sys.exit(-1)
 145
 146     network_id = network_dic["net_id"]
 147
 148     sg_id = os_utils.create_security_group_full(neutron_client,
 149                                                 SECGROUP_NAME, SECGROUP_DESCR)
 150
 151     secgroups = os_utils.get_security_groups(neutron_client)
 152
 153     for sg in secgroups:
 154         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 155                                       'ingress', 'tcp',
 156                                       port_range_min=22,
 157                                       port_range_max=22)
 158         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 159                                       'egress', 'tcp',
 160                                       port_range_min=22,
 161                                       port_range_max=22)
 162         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 163                                       'ingress', 'tcp',
 164                                       port_range_min=80,
 165                                       port_range_max=80)
 166         os_utils.create_secgroup_rule(neutron_client, sg['id'],
 167                                       'egress', 'tcp',
 168                                       port_range_min=80,
 169                                       port_range_max=80)
 170
 171     iterator = 0
 172     while(iterator < 6):
 173         # boot INSTANCE
 174         logger.info("Creating instance '%s'..." % INSTANCE_NAME)
 175         logger.debug(
 176             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 177             "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
 178         instance = os_utils.create_instance_and_wait_for_active(FLAVOR,
 179                                                                 image_id,
 180                                                                 network_id,
 181                                                                 INSTANCE_NAME)
 182
 183         if instance is None:
 184             logger.error("Error while booting instance.")
 185             iterator += 1
 186             continue
 187         # Retrieve IP of INSTANCE
 188         instance_ip = instance.networks.get(NET_NAME)[0]
 189         logger.debug("Instance '%s' got private ip '%s'." %
 190                      (INSTANCE_NAME, instance_ip))
 191
 192         logger.info("Adding '%s' to security group '%s'..."
 193                     % (INSTANCE_NAME, SECGROUP_NAME))
 194         os_utils.add_secgroup_to_instance(nova_client, instance.id, sg_id)
 195
 196         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME)
 197         floatip_dic = os_utils.create_floating_ip(neutron_client)
 198         floatip_client = floatip_dic['fip_addr']
 199         # floatip_id = floatip_dic['fip_id']
 200
 201         if floatip_client is None:
 202             logger.error("Cannot create floating IP.")
 203             iterator += 1
 204             continue
 205         logger.info("Floating IP created: '%s'" % floatip_client)
 206
 207         logger.info("Associating floating ip: '%s' to VM '%s' "
 208                     % (floatip_client, INSTANCE_NAME))
 209         if not os_utils.add_floating_ip(nova_client,
 210                                         instance.id,
 211                                         floatip_client):
 212             logger.error("Cannot associate floating IP to VM.")
 213             iterator += 1
 214             continue
 215
 216     # STARTING SECOND VM (server) ###
 217
 218         # boot INTANCE
 219         logger.info("Creating instance '%s'..." % INSTANCE_NAME)
 220         logger.debug(
 221             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 222             "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
 223         instance_2 = os_utils.create_instance_and_wait_for_active(
 224             FLAVOR,
 225             image_id,
 226             network_id,
 227             INSTANCE_NAME_2)
 228
 229         if instance_2 is None:
 230             logger.error("Error while booting instance.")
 231             iterator += 1
 232             continue
 233         # Retrieve IP of INSTANCE
 234         instance_ip_2 = instance_2.networks.get(NET_NAME)[0]
 235         logger.debug("Instance '%s' got private ip '%s'." %
 236                      (INSTANCE_NAME_2, instance_ip_2))
 237
 238         logger.info("Adding '%s' to security group '%s'..."
 239                     % (INSTANCE_NAME_2, SECGROUP_NAME))
 240         os_utils.add_secgroup_to_instance(nova_client, instance_2.id, sg_id)
 241
 242         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME_2)
 243         floatip_dic = os_utils.create_floating_ip(neutron_client)
 244         floatip_server = floatip_dic['fip_addr']
 245         # floatip_id = floatip_dic['fip_id']
 246
 247         if floatip_server is None:
 248             logger.error("Cannot create floating IP.")
 249             iterator += 1
 250             continue
 251         logger.info("Floating IP created: '%s'" % floatip_server)
 252
 253         logger.info("Associating floating ip: '%s' to VM '%s' "
 254                     % (floatip_server, INSTANCE_NAME_2))
 255
 256         if not os_utils.add_floating_ip(nova_client,
 257                                         instance_2.id,
 258                                         floatip_server):
 259             logger.error("Cannot associate floating IP to VM.")
 260             iterator += 1
 261             continue
 262
 263         # CREATION OF THE 2 SF ####
 264
 265         tacker_script = "%s/testcases/features/sfc/%s" % \
 266                         (FUNCTEST_REPO, TACKER_SCRIPT)
 267         logger.info("Executing tacker script: '%s'" % tacker_script)
 268         subprocess.call(tacker_script, shell=True)
 269
 270         # SSH CALL TO START HTTP SERVER
 271         ssh = paramiko.SSHClient()
 272         ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 273
 274         try:
 275             ssh.connect(floatip_server, username="root",
 276                         password="opnfv", timeout=2)
 277             command = "python -m SimpleHTTPServer 80 > /dev/null 2>&1 &"
 278             logger.info("Starting HTTP server")
 279             (stdin, stdout, stderr) = ssh.exec_command(command)
 280         except:
 281             logger.debug("Waiting for %s..." % floatip_server)
 282             time.sleep(6)
 283             # timeout -= 1
 284
 285         instances = nova_client.servers.list(search_opts={'all_tenants': 1})
 286         ips = []
 287         try:
 288             for instance in instances:
 289                 if "server" not in instance.name:
 290                     if "client" not in instance.name:
 291                         logger.debug(
 292                             "This is the instance name: %s " % instance.name)
 293                         floatip_dic = os_utils.create_floating_ip(
 294                             neutron_client)
 295                         floatip = floatip_dic['fip_addr']
 296                         ips.append(floatip)
 297                         instance.add_floating_ip(floatip)
 298         except:
 299             logger.debug("Problems assigning floating IP to SFs")
 300
 301         # If no IPs were obtained, then we cant continue
 302         if not ips:
 303             logger.error('Failed to obtain IPs, cant continue, exiting')
 304             return
 305
 306         logger.debug("Floating IPs for SFs: %s..." % ips)
 307
 308         # Check SSH connectivity to VNFs
 309         r = 0
 310         retries = 100
 311         check = [False, False]
 312
 313         logger.info("Checking SSH connectivity to the SFs with ips {0}"
 314                     .format(str(ips)))
 315         while r < retries and not all(check):
 316             try:
 317                 check = [check_ssh(ips[0]), check_ssh(ips[1])]
 318             except Exception:
 319                 logger.exception("SSH check failed")
 320                 check = [False, False]
 321             time.sleep(3)
 322             r += 1
 323
 324         if not all(check):
 325             logger.error("Cannot establish SSH connection to the SFs")
 326             iterator += 1
 327             continue
 328
 329         logger.info("SSH connectivity to the SFs established")
 330
 331         # SSH TO START THE VXLAN_TOOL ON SF1
 332         logger.info("Configuring the SFs")
 333         try:
 334             ssh.connect(ips[0], username="root",
 335                         password="opnfv", timeout=2)
 336             command = ("nohup python vxlan_tool.py -i eth0 "
 337                        "-d forward -v off -b 80 > /dev/null 2>&1 &")
 338             (stdin, stdout, stderr) = ssh.exec_command(command)
 339         except:
 340             logger.debug("Waiting for %s..." % ips[0])
 341             time.sleep(6)
 342             # timeout -= 1
 343
 344         try:
 345             n = 0
 346             while 1:
 347                 (stdin, stdout, stderr) = ssh.exec_command(
 348                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 349                 if len(stdout.readlines()) > 0:
 350                     logger.debug("HTTP firewall started")
 351                     break
 352                 else:
 353                     n += 1
 354                     if (n > 7):
 355                         break
 356                     logger.debug("HTTP firewall not started")
 357                     time.sleep(3)
 358         except Exception:
 359             logger.exception("vxlan_tool not started in SF1")
 360
 361         # SSH TO START THE VXLAN_TOOL ON SF2
 362         try:
 363             ssh.connect(ips[1], username="root",
 364                         password="opnfv", timeout=2)
 365             command = ("nohup python vxlan_tool.py -i eth0 "
 366                        "-d forward -v off -b 22 > /dev/null 2>&1 &")
 367             (stdin, stdout, stderr) = ssh.exec_command(command)
 368         except:
 369             logger.debug("Waiting for %s..." % ips[1])
 370             time.sleep(6)
 371             # timeout -= 1
 372
 373         try:
 374             n = 0
 375             while 1:
 376                 (stdin, stdout, stderr) = ssh.exec_command(
 377                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 378                 if len(stdout.readlines()) > 0:
 379                     logger.debug("SSH firewall started")
 380                     break
 381                 else:
 382                     n += 1
 383                     if (n > 7):
 384                         break
 385                     logger.debug("SSH firewall not started")
 386                     time.sleep(3)
 387         except Exception:
 388             logger.exception("vxlan_tool not started in SF2")
 389
 390         # SSH to modify the classification flows in compute
 391
 392         contr_cmd3 = ("sshpass -p r00tme ssh " + ssh_options + " "
 393                       "root@10.20.0.2 'ssh " + ip_compute + " "
 394                       "'bash correct_classifier.bash''")
 395         logger.info("Executing script to modify the classi: '%s'" % contr_cmd3)
 396         process = subprocess.Popen(contr_cmd3,
 397                                    shell=True,
 398                                    stdout=subprocess.PIPE)
 399
 400         i = 0
 401
 402         # SSH TO EXECUTE cmd_client
 403         logger.info("TEST STARTED")
 404         try:
 405             ssh.connect(floatip_client, username="root",
 406                         password="opnfv", timeout=2)
 407             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 408             (stdin, stdout, stderr) = ssh.exec_command(command)
 409
 410             # WRITE THE CORRECT WAY TO DO LOGGING
 411             if "timed out" in stdout.readlines()[0]:
 412                 logger.info('\033[92m' + "TEST 1 [PASSED] "
 413                             "==> SSH BLOCKED" + '\033[0m')
 414                 i = i + 1
 415                 json_results.update({"Test 1: SSH Blocked": "Passed"})
 416             else:
 417                 logger.error('\033[91m' + "TEST 1 [FAILED] "
 418                              "==> SSH NOT BLOCKED" + '\033[0m')
 419                 status = "FAIL"
 420                 json_results.update({"Test 1: SSH Blocked": "Failed"})
 421                 failures += 1
 422         except:
 423             logger.debug("Waiting for %s..." % floatip_client)
 424             time.sleep(6)
 425             # timeout -= 1
 426
 427         # SSH TO EXECUTE cmd_client
 428         try:
 429             ssh.connect(floatip_client, username="root",
 430                         password="opnfv", timeout=2)
 431             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 432             (stdin, stdout, stderr) = ssh.exec_command(command)
 433
 434             if "succeeded" in stdout.readlines()[0]:
 435                 logger.info('\033[92m' + "TEST 2 [PASSED] "
 436                             "==> HTTP WORKS" + '\033[0m')
 437                 i = i + 1
 438                 json_results.update({"Test 2: HTTP works": "Passed"})
 439             else:
 440                 logger.error('\033[91m' + "TEST 2 [FAILED] "
 441                              "==> HTTP BLOCKED" + '\033[0m')
 442                 status = "FAIL"
 443                 json_results.update({"Test 2: HTTP works": "Failed"})
 444                 failures += 1
 445         except:
 446             logger.debug("Waiting for %s..." % floatip_client)
 447             time.sleep(6)
 448             # timeout -= 1
 449
 450         # CHANGE OF CLASSIFICATION #
 451         logger.info("Changing the classification")
 452         tacker_classi = "%s/testcases/features/sfc/%s" % \
 453                         (FUNCTEST_REPO, TACKER_CHANGECLASSI)
 454         subprocess.call(tacker_classi, shell=True)
 455
 456         logger.info("Wait for ODL to update the classification rules in OVS")
 457         time.sleep(10)
 458
 459         # SSH to modify the classification flows in compute
 460
 461         contr_cmd4 = ("sshpass -p r00tme ssh " + ssh_options + " "
 462                       "root@10.20.0.2 'ssh " + ip_compute + " "
 463                       "'bash correct_classifier.bash''")
 464         logger.info("Executing script to modify the classi: '%s'" % contr_cmd4)
 465         process = subprocess.Popen(contr_cmd4,
 466                                    shell=True,
 467                                    stdout=subprocess.PIPE)
 468
 469         # SSH TO EXECUTE cmd_client
 470
 471         try:
 472             ssh.connect(floatip_client, username="root",
 473                         password="opnfv", timeout=2)
 474             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 475             (stdin, stdout, stderr) = ssh.exec_command(command)
 476
 477             if "timed out" in stdout.readlines()[0]:
 478                 logger.info('\033[92m' + "TEST 3 [PASSED] "
 479                             "==> HTTP BLOCKED" + '\033[0m')
 480                 i = i + 1
 481                 json_results.update({"Test 3: HTTP Blocked": "Passed"})
 482             else:
 483                 logger.error('\033[91m' + "TEST 3 [FAILED] "
 484                              "==> HTTP NOT BLOCKED" + '\033[0m')
 485                 status = "FAIL"
 486                 json_results.update({"Test 3: HTTP Blocked": "Failed"})
 487                 failures += 1
 488         except:
 489             logger.debug("Waiting for %s..." % floatip_client)
 490             time.sleep(6)
 491             # timeout -= 1
 492
 493         # SSH TO EXECUTE cmd_client
 494         try:
 495             ssh.connect(floatip_client, username="root",
 496                         password="opnfv", timeout=2)
 497             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 498             (stdin, stdout, stderr) = ssh.exec_command(command)
 499
 500             if "succeeded" in stdout.readlines()[0]:
 501                 logger.info('\033[92m' + "TEST 4 [PASSED] "
 502                             "==> SSH WORKS" + '\033[0m')
 503                 i = i + 1
 504                 json_results.update({"Test 4: SSH works": "Passed"})
 505             else:
 506                 logger.error('\033[91m' + "TEST 4 [FAILED] "
 507                              "==> SSH BLOCKED" + '\033[0m')
 508                 status = "FAIL"
 509                 json_results.update({"Test 4: SSH works": "Failed"})
 510                 failures += 1
 511         except:
 512             logger.debug("Waiting for %s..." % floatip_client)
 513             time.sleep(6)
 514             # timeout -= 1
 515
 516         iterator += 1
 517         if i == 4:
 518             for x in range(0, 5):
 519                 logger.info('\033[92m' + "SFC TEST WORKED"
 520                             " :) \n" + '\033[0m')
 521             break
 522         else:
 523             logger.debug("Iterating again!")
 524             delete = ("bash delete.sh")
 525             subprocess.call(delete, shell=True, stderr=subprocess.PIPE)
 526             time.sleep(10)
 527
 528     if args.report:
 529         stop_time = time.time()
 530         json_results.update({"tests": "4", "failures": int(failures)})
 531         logger.debug("Promise Results json: " + str(json_results))
 532         ft_utils.push_results_to_db("sfc",
 533                                     "functest-odl-sfc",
 534                                     start_time,
 535                                     stop_time,
 536                                     status,
 537                                     json_results)
 538     if status == "PASS":
 539         sys.exit(0)
 540     else:
 541         sys.exit(1)
 542
 543 if __name__ == '__main__':
 544     main()