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 = "custom"
  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
 163     _, custom_flv_id = os_utils.get_or_create_flavor(
 164         'custom', 1500, 10, 1, public=True)
 165     if not custom_flv_id:
 166         logger.error("Failed to create custom flavor")
 167         sys.exit(1)
 168
 169     iterator = 0
 170     while(iterator < 6):
 171         # boot INSTANCE
 172         logger.info("Creating instance '%s'..." % INSTANCE_NAME)
 173         logger.debug(
 174             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 175             "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
 176         instance = os_utils.create_instance_and_wait_for_active(FLAVOR,
 177                                                                 image_id,
 178                                                                 network_id,
 179                                                                 INSTANCE_NAME)
 180
 181         if instance is None:
 182             logger.error("Error while booting instance.")
 183             iterator += 1
 184             continue
 185         # Retrieve IP of INSTANCE
 186         instance_ip = instance.networks.get(NET_NAME)[0]
 187         logger.debug("Instance '%s' got private ip '%s'." %
 188                      (INSTANCE_NAME, instance_ip))
 189
 190         logger.info("Adding '%s' to security group '%s'..."
 191                     % (INSTANCE_NAME, SECGROUP_NAME))
 192         os_utils.add_secgroup_to_instance(nova_client, instance.id, sg_id)
 193
 194         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME)
 195         floatip_dic = os_utils.create_floating_ip(neutron_client)
 196         floatip_client = floatip_dic['fip_addr']
 197         # floatip_id = floatip_dic['fip_id']
 198
 199         if floatip_client is None:
 200             logger.error("Cannot create floating IP.")
 201             iterator += 1
 202             continue
 203         logger.info("Floating IP created: '%s'" % floatip_client)
 204
 205         logger.info("Associating floating ip: '%s' to VM '%s' "
 206                     % (floatip_client, INSTANCE_NAME))
 207         if not os_utils.add_floating_ip(nova_client,
 208                                         instance.id,
 209                                         floatip_client):
 210             logger.error("Cannot associate floating IP to VM.")
 211             iterator += 1
 212             continue
 213
 214     # STARTING SECOND VM (server) ###
 215
 216         # boot INTANCE
 217         logger.info("Creating instance '%s'..." % INSTANCE_NAME)
 218         logger.debug(
 219             "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
 220             "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
 221         instance_2 = os_utils.create_instance_and_wait_for_active(
 222             FLAVOR,
 223             image_id,
 224             network_id,
 225             INSTANCE_NAME_2)
 226
 227         if instance_2 is None:
 228             logger.error("Error while booting instance.")
 229             iterator += 1
 230             continue
 231         # Retrieve IP of INSTANCE
 232         instance_ip_2 = instance_2.networks.get(NET_NAME)[0]
 233         logger.debug("Instance '%s' got private ip '%s'." %
 234                      (INSTANCE_NAME_2, instance_ip_2))
 235
 236         logger.info("Adding '%s' to security group '%s'..."
 237                     % (INSTANCE_NAME_2, SECGROUP_NAME))
 238         os_utils.add_secgroup_to_instance(nova_client, instance_2.id, sg_id)
 239
 240         logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME_2)
 241         floatip_dic = os_utils.create_floating_ip(neutron_client)
 242         floatip_server = floatip_dic['fip_addr']
 243         # floatip_id = floatip_dic['fip_id']
 244
 245         if floatip_server is None:
 246             logger.error("Cannot create floating IP.")
 247             iterator += 1
 248             continue
 249         logger.info("Floating IP created: '%s'" % floatip_server)
 250
 251         logger.info("Associating floating ip: '%s' to VM '%s' "
 252                     % (floatip_server, INSTANCE_NAME_2))
 253
 254         if not os_utils.add_floating_ip(nova_client,
 255                                         instance_2.id,
 256                                         floatip_server):
 257             logger.error("Cannot associate floating IP to VM.")
 258             iterator += 1
 259             continue
 260
 261         # CREATION OF THE 2 SF ####
 262
 263         tacker_script = "%s/testcases/features/sfc/%s" % \
 264                         (FUNCTEST_REPO, TACKER_SCRIPT)
 265         logger.info("Executing tacker script: '%s'" % tacker_script)
 266         subprocess.call(tacker_script, shell=True)
 267
 268         # SSH CALL TO START HTTP SERVER
 269         ssh = paramiko.SSHClient()
 270         ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 271
 272         try:
 273             ssh.connect(floatip_server, username="root",
 274                         password="opnfv", timeout=2)
 275             command = "python -m SimpleHTTPServer 80 > /dev/null 2>&1 &"
 276             logger.info("Starting HTTP server")
 277             (stdin, stdout, stderr) = ssh.exec_command(command)
 278         except:
 279             logger.debug("Waiting for %s..." % floatip_server)
 280             time.sleep(6)
 281             # timeout -= 1
 282
 283         instances = nova_client.servers.list(search_opts={'all_tenants': 1})
 284         ips = []
 285         try:
 286             for instance in instances:
 287                 if "server" not in instance.name:
 288                     if "client" not in instance.name:
 289                         logger.debug(
 290                             "This is the instance name: %s " % instance.name)
 291                         floatip_dic = os_utils.create_floating_ip(
 292                             neutron_client)
 293                         floatip = floatip_dic['fip_addr']
 294                         ips.append(floatip)
 295                         instance.add_floating_ip(floatip)
 296         except:
 297             logger.debug("Problems assigning floating IP to SFs")
 298
 299         # If no IPs were obtained, then we cant continue
 300         if not ips:
 301             logger.error('Failed to obtain IPs, cant continue, exiting')
 302             return
 303
 304         logger.debug("Floating IPs for SFs: %s..." % ips)
 305
 306         # Check SSH connectivity to VNFs
 307         r = 0
 308         retries = 100
 309         check = [False, False]
 310
 311         logger.info("Checking SSH connectivity to the SFs with ips {0}"
 312                     .format(str(ips)))
 313         while r < retries and not all(check):
 314             try:
 315                 check = [check_ssh(ips[0]), check_ssh(ips[1])]
 316             except Exception:
 317                 logger.exception("SSH check failed")
 318                 check = [False, False]
 319             time.sleep(3)
 320             r += 1
 321
 322         if not all(check):
 323             logger.error("Cannot establish SSH connection to the SFs")
 324             iterator += 1
 325             continue
 326
 327         logger.info("SSH connectivity to the SFs established")
 328
 329         # SSH TO START THE VXLAN_TOOL ON SF1
 330         logger.info("Configuring the SFs")
 331         try:
 332             ssh.connect(ips[0], username="root",
 333                         password="opnfv", timeout=2)
 334             command = ("nohup python vxlan_tool.py -i eth0 "
 335                        "-d forward -v off -b 80 > /dev/null 2>&1 &")
 336             (stdin, stdout, stderr) = ssh.exec_command(command)
 337         except:
 338             logger.debug("Waiting for %s..." % ips[0])
 339             time.sleep(6)
 340             # timeout -= 1
 341
 342         try:
 343             n = 0
 344             while 1:
 345                 (stdin, stdout, stderr) = ssh.exec_command(
 346                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 347                 if len(stdout.readlines()) > 0:
 348                     logger.debug("HTTP firewall started")
 349                     break
 350                 else:
 351                     n += 1
 352                     if (n > 7):
 353                         break
 354                     logger.debug("HTTP firewall not started")
 355                     time.sleep(3)
 356         except Exception:
 357             logger.exception("vxlan_tool not started in SF1")
 358
 359         # SSH TO START THE VXLAN_TOOL ON SF2
 360         try:
 361             ssh.connect(ips[1], username="root",
 362                         password="opnfv", timeout=2)
 363             command = ("nohup python vxlan_tool.py -i eth0 "
 364                        "-d forward -v off -b 22 > /dev/null 2>&1 &")
 365             (stdin, stdout, stderr) = ssh.exec_command(command)
 366         except:
 367             logger.debug("Waiting for %s..." % ips[1])
 368             time.sleep(6)
 369             # timeout -= 1
 370
 371         try:
 372             n = 0
 373             while 1:
 374                 (stdin, stdout, stderr) = ssh.exec_command(
 375                     "ps aux | grep \"vxlan_tool.py\" | grep -v grep")
 376                 if len(stdout.readlines()) > 0:
 377                     logger.debug("SSH firewall started")
 378                     break
 379                 else:
 380                     n += 1
 381                     if (n > 7):
 382                         break
 383                     logger.debug("SSH firewall not started")
 384                     time.sleep(3)
 385         except Exception:
 386             logger.exception("vxlan_tool not started in SF2")
 387
 388         # SSH to modify the classification flows in compute
 389
 390         contr_cmd3 = ("sshpass -p r00tme ssh " + ssh_options + " "
 391                       "root@10.20.0.2 'ssh " + ip_compute + " "
 392                       "'bash correct_classifier.bash''")
 393         logger.info("Executing script to modify the classi: '%s'" % contr_cmd3)
 394         process = subprocess.Popen(contr_cmd3,
 395                                    shell=True,
 396                                    stdout=subprocess.PIPE)
 397
 398         i = 0
 399
 400         # SSH TO EXECUTE cmd_client
 401         logger.info("TEST STARTED")
 402         try:
 403             ssh.connect(floatip_client, username="root",
 404                         password="opnfv", timeout=2)
 405             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 406             (stdin, stdout, stderr) = ssh.exec_command(command)
 407
 408             # WRITE THE CORRECT WAY TO DO LOGGING
 409             if "timed out" in stdout.readlines()[0]:
 410                 logger.info('\033[92m' + "TEST 1 [PASSED] "
 411                             "==> SSH BLOCKED" + '\033[0m')
 412                 i = i + 1
 413                 json_results.update({"Test 1: SSH Blocked": "Passed"})
 414             else:
 415                 logger.error('\033[91m' + "TEST 1 [FAILED] "
 416                              "==> SSH NOT BLOCKED" + '\033[0m')
 417                 status = "FAIL"
 418                 json_results.update({"Test 1: SSH Blocked": "Failed"})
 419                 failures += 1
 420         except:
 421             logger.debug("Waiting for %s..." % floatip_client)
 422             time.sleep(6)
 423             # timeout -= 1
 424
 425         # SSH TO EXECUTE cmd_client
 426         try:
 427             ssh.connect(floatip_client, username="root",
 428                         password="opnfv", timeout=2)
 429             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 430             (stdin, stdout, stderr) = ssh.exec_command(command)
 431
 432             if "succeeded" in stdout.readlines()[0]:
 433                 logger.info('\033[92m' + "TEST 2 [PASSED] "
 434                             "==> HTTP WORKS" + '\033[0m')
 435                 i = i + 1
 436                 json_results.update({"Test 2: HTTP works": "Passed"})
 437             else:
 438                 logger.error('\033[91m' + "TEST 2 [FAILED] "
 439                              "==> HTTP BLOCKED" + '\033[0m')
 440                 status = "FAIL"
 441                 json_results.update({"Test 2: HTTP works": "Failed"})
 442                 failures += 1
 443         except:
 444             logger.debug("Waiting for %s..." % floatip_client)
 445             time.sleep(6)
 446             # timeout -= 1
 447
 448         # CHANGE OF CLASSIFICATION #
 449         logger.info("Changing the classification")
 450         tacker_classi = "%s/testcases/features/sfc/%s" % \
 451                         (FUNCTEST_REPO, TACKER_CHANGECLASSI)
 452         subprocess.call(tacker_classi, shell=True)
 453
 454         logger.info("Wait for ODL to update the classification rules in OVS")
 455         time.sleep(10)
 456
 457         # SSH to modify the classification flows in compute
 458
 459         contr_cmd4 = ("sshpass -p r00tme ssh " + ssh_options + " "
 460                       "root@10.20.0.2 'ssh " + ip_compute + " "
 461                       "'bash correct_classifier.bash''")
 462         logger.info("Executing script to modify the classi: '%s'" % contr_cmd4)
 463         process = subprocess.Popen(contr_cmd4,
 464                                    shell=True,
 465                                    stdout=subprocess.PIPE)
 466
 467         # SSH TO EXECUTE cmd_client
 468
 469         try:
 470             ssh.connect(floatip_client, username="root",
 471                         password="opnfv", timeout=2)
 472             command = "nc -w 5 -zv " + instance_ip_2 + " 80 2>&1"
 473             (stdin, stdout, stderr) = ssh.exec_command(command)
 474
 475             if "timed out" in stdout.readlines()[0]:
 476                 logger.info('\033[92m' + "TEST 3 [PASSED] "
 477                             "==> HTTP BLOCKED" + '\033[0m')
 478                 i = i + 1
 479                 json_results.update({"Test 3: HTTP Blocked": "Passed"})
 480             else:
 481                 logger.error('\033[91m' + "TEST 3 [FAILED] "
 482                              "==> HTTP NOT BLOCKED" + '\033[0m')
 483                 status = "FAIL"
 484                 json_results.update({"Test 3: HTTP Blocked": "Failed"})
 485                 failures += 1
 486         except:
 487             logger.debug("Waiting for %s..." % floatip_client)
 488             time.sleep(6)
 489             # timeout -= 1
 490
 491         # SSH TO EXECUTE cmd_client
 492         try:
 493             ssh.connect(floatip_client, username="root",
 494                         password="opnfv", timeout=2)
 495             command = "nc -w 5 -zv " + instance_ip_2 + " 22 2>&1"
 496             (stdin, stdout, stderr) = ssh.exec_command(command)
 497
 498             if "succeeded" in stdout.readlines()[0]:
 499                 logger.info('\033[92m' + "TEST 4 [PASSED] "
 500                             "==> SSH WORKS" + '\033[0m')
 501                 i = i + 1
 502                 json_results.update({"Test 4: SSH works": "Passed"})
 503             else:
 504                 logger.error('\033[91m' + "TEST 4 [FAILED] "
 505                              "==> SSH BLOCKED" + '\033[0m')
 506                 status = "FAIL"
 507                 json_results.update({"Test 4: SSH works": "Failed"})
 508                 failures += 1
 509         except:
 510             logger.debug("Waiting for %s..." % floatip_client)
 511             time.sleep(6)
 512             # timeout -= 1
 513
 514         iterator += 1
 515         if i == 4:
 516             for x in range(0, 5):
 517                 logger.info('\033[92m' + "SFC TEST WORKED"
 518                             " :) \n" + '\033[0m')
 519             break
 520         else:
 521             logger.debug("Iterating again!")
 522             delete = ("bash delete.sh")
 523             subprocess.call(delete, shell=True, stderr=subprocess.PIPE)
 524             time.sleep(10)
 525
 526     if args.report:
 527         stop_time = time.time()
 528         json_results.update({"tests": "4", "failures": int(failures)})
 529         logger.debug("Promise Results json: " + str(json_results))
 530         ft_utils.push_results_to_db("sfc",
 531                                     "functest-odl-sfc",
 532                                     start_time,
 533                                     stop_time,
 534                                     status,
 535                                     json_results)
 536     if status == "PASS":
 537         sys.exit(0)
 538     else:
 539         sys.exit(1)
 540
 541 if __name__ == '__main__':
 542     main()