diff options
Diffstat (limited to 'functest/opnfv_tests/openstack/vping/vping_ssh.py')
| -rwxr-xr-x | functest/opnfv_tests/openstack/vping/vping_ssh.py | 278 |
1 files changed, 174 insertions, 104 deletions
diff --git a/functest/opnfv_tests/openstack/vping/vping_ssh.py b/functest/opnfv_tests/openstack/vping/vping_ssh.py index e87da363..0ad77402 100755 --- a/functest/opnfv_tests/openstack/vping/vping_ssh.py +++ b/functest/opnfv_tests/openstack/vping/vping_ssh.py @@ -7,124 +7,161 @@ # # http://www.apache.org/licenses/LICENSE-2.0 -import logging +import argparse import os -import re +from scp import SCPClient import sys import time -import argparse -import paramiko -from scp import SCPClient - -import functest.utils.openstack_utils as os_utils +from snaps.openstack.create_instance import FloatingIpSettings, \ + VmInstanceSettings +from snaps.openstack.create_keypairs import KeypairSettings +from snaps.openstack.create_network import PortSettings +from snaps.openstack.create_router import RouterSettings +from snaps.openstack.create_security_group import Direction, Protocol, \ + SecurityGroupSettings, SecurityGroupRuleSettings +from snaps.openstack.utils import deploy_utils + +from functest.core.testcase import TestCase +from functest.opnfv_tests.openstack.snaps import snaps_utils +from functest.utils.constants import CONST import vping_base -import functest.core.testcase as testcase class VPingSSH(vping_base.VPingBase): + """ + Class to execute the vPing test using a Floating IP to connect to one VM + to issue the ping command to the second + """ def __init__(self, **kwargs): if "case_name" not in kwargs: kwargs["case_name"] = "vping_ssh" super(VPingSSH, self).__init__(**kwargs) - self.logger = logging.getLogger(__name__) - - def do_vping(self, vm, test_ip): - floatip = self.add_float_ip(vm) - if not floatip: - return testcase.TestCase.EX_RUN_ERROR - ssh = self.establish_ssh(vm, floatip) - if not ssh: - return testcase.TestCase.EX_RUN_ERROR - if not self.transfer_ping_script(ssh, floatip): - return testcase.TestCase.EX_RUN_ERROR - return self.do_vping_ssh(ssh, test_ip) - - def add_float_ip(self, vm): - self.logger.info("Creating floating IP for VM '%s'..." % self.vm2_name) - floatip_dic = os_utils.create_floating_ip(self.neutron_client) - floatip = floatip_dic['fip_addr'] - - if floatip is None: - self.logger.error("Cannot create floating IP.") - return None - self.logger.info("Floating IP created: '%s'" % floatip) - - self.logger.info("Associating floating ip: '%s' to VM '%s' " - % (floatip, self.vm2_name)) - if not os_utils.add_floating_ip(self.nova_client, vm.id, floatip): - self.logger.error("Cannot associate floating IP to VM.") - return None - - return floatip - - def establish_ssh(self, vm, floatip): - self.logger.info("Trying to establish SSH connection to %s..." - % floatip) - ssh = paramiko.SSHClient() - ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) - - timeout = 50 - nolease = False - got_ip = False - discover_count = 0 - cidr_first_octet = self.private_subnet_cidr.split('.')[0] - while timeout > 0: - try: - ssh.connect(floatip, username=self.image_username, - password=self.image_password, timeout=2) - self.logger.debug("SSH connection established to %s." - % floatip) - break - except: - self.logger.debug("Waiting for %s..." % floatip) - time.sleep(6) - timeout -= 1 - - console_log = vm.get_console_output() - - # print each "Sending discover" captured on the console log - if (len(re.findall("Sending discover", console_log)) > - discover_count and not got_ip): - discover_count += 1 - self.logger.debug("Console-log '%s': Sending discover..." - % self.vm2_name) - - # check if eth0 got an ip,the line looks like this: - # "inet addr:192.168.".... - # if the dhcp agent fails to assing ip, this line will not appear - if "inet addr:" + cidr_first_octet in console_log and not got_ip: - got_ip = True - self.logger.debug("The instance '%s' succeeded to get the IP " - "from the dhcp agent." % self.vm2_name) - - # if dhcp not work,it shows "No lease, failing".The test will fail - if ("No lease, failing" in console_log and - not nolease and - not got_ip): - nolease = True - self.logger.debug("Console-log '%s': No lease, failing..." - % self.vm2_name) - self.logger.info("The instance failed to get an IP from DHCP " - "agent. The test will probably timeout...") - - if timeout == 0: # 300 sec timeout (5 min) - self.logger.error("Cannot establish connection to IP '%s'. " - "Aborting" % floatip) - return None - return ssh - - def transfer_ping_script(self, ssh, floatip): - self.logger.info("Trying to transfer ping.sh to %s..." % floatip) + + self.kp_name = CONST.__getattribute__('vping_keypair_name') + self.guid + self.kp_priv_file = CONST.__getattribute__('vping_keypair_priv_file') + self.kp_pub_file = CONST.__getattribute__('vping_keypair_pub_file') + self.router_name =\ + CONST.__getattribute__('vping_router_name') + self.guid + self.sg_name = CONST.__getattribute__('vping_sg_name') + self.guid + self.sg_desc = CONST.__getattribute__('vping_sg_desc') + + self.ext_net_name = snaps_utils.get_ext_net_name(self.os_creds) + + def run(self): + """ + Sets up the OpenStack keypair, router, security group, and VM instance + objects then validates the ping. + :return: the exit code from the super.execute() method + """ + try: + super(VPingSSH, self).run() + + self.logger.info("Creating keypair with name: '%s'" % self.kp_name) + kp_creator = deploy_utils.create_keypair( + self.os_creds, + KeypairSettings(name=self.kp_name, + private_filepath=self.kp_priv_file, + public_filepath=self.kp_pub_file)) + self.creators.append(kp_creator) + + # Creating router to external network + self.logger.info("Creating router with name: '%s'" + % self.router_name) + net_set = self.network_creator.network_settings + sub_set = [net_set.subnet_settings[0].name] + router_creator = deploy_utils.create_router( + self.os_creds, + RouterSettings( + name=self.router_name, + external_gateway=self.ext_net_name, + internal_subnets=sub_set)) + self.creators.append(router_creator) + + # Creating Instance 1 + port1_settings = PortSettings( + name=self.vm1_name + '-vPingPort', + network_name=self.network_creator.network_settings.name) + instance1_settings = VmInstanceSettings( + name=self.vm1_name, flavor=self.flavor_name, + vm_boot_timeout=self.vm_boot_timeout, + vm_delete_timeout=self.vm_delete_timeout, + ssh_connect_timeout=self.vm_ssh_connect_timeout, + port_settings=[port1_settings]) + + self.logger.info( + "Creating VM 1 instance with name: '%s'" + % instance1_settings.name) + self.vm1_creator = deploy_utils.create_vm_instance( + self.os_creds, + instance1_settings, + self.image_creator.image_settings, + keypair_creator=kp_creator) + self.creators.append(self.vm1_creator) + + # Creating Instance 2 + sg_creator = self.__create_security_group() + self.creators.append(sg_creator) + + port2_settings = PortSettings( + name=self.vm2_name + '-vPingPort', + network_name=self.network_creator.network_settings.name) + instance2_settings = VmInstanceSettings( + name=self.vm2_name, flavor=self.flavor_name, + vm_boot_timeout=self.vm_boot_timeout, + vm_delete_timeout=self.vm_delete_timeout, + ssh_connect_timeout=self.vm_ssh_connect_timeout, + port_settings=[port2_settings], + security_group_names=[sg_creator.sec_grp_settings.name], + floating_ip_settings=[FloatingIpSettings( + name=self.vm2_name + '-FIPName', + port_name=port2_settings.name, + router_name=router_creator.router_settings.name)]) + + self.logger.info( + "Creating VM 2 instance with name: '%s'" + % instance2_settings.name) + self.vm2_creator = deploy_utils.create_vm_instance( + self.os_creds, + instance2_settings, + self.image_creator.image_settings, + keypair_creator=kp_creator) + self.creators.append(self.vm2_creator) + + return self._execute() + except Exception as e: + self.logger.error('Unexpected error running test - ' + e.message) + return TestCase.EX_RUN_ERROR + finally: + self._cleanup() + + def _do_vping(self, vm_creator, test_ip): + """ + Override from super + """ + if vm_creator.vm_ssh_active(block=True): + ssh = vm_creator.ssh_client() + if not self.__transfer_ping_script(ssh): + return TestCase.EX_RUN_ERROR + return self.__do_vping_ssh(ssh, test_ip) + else: + return -1 + + def __transfer_ping_script(self, ssh): + """ + Uses SCP to copy the ping script via the SSH client + :param ssh: the SSH client + :return: + """ + self.logger.info("Trying to transfer ping.sh") scp = SCPClient(ssh.get_transport()) local_path = self.functest_repo + "/" + self.repo ping_script = os.path.join(local_path, "ping.sh") try: scp.put(ping_script, "~/") except: - self.logger.error("Cannot SCP the file '%s' to VM '%s'" - % (ping_script, floatip)) + self.logger.error("Cannot SCP the file '%s'" % ping_script) return False cmd = 'chmod 755 ~/ping.sh' @@ -134,8 +171,14 @@ class VPingSSH(vping_base.VPingBase): return True - def do_vping_ssh(self, ssh, test_ip): - EXIT_CODE = -1 + def __do_vping_ssh(self, ssh, test_ip): + """ + Pings the test_ip via the SSH client + :param ssh: the SSH client used to issue the ping command + :param test_ip: the IP for the ping command to use + :return: exit_code (int) + """ + exit_code = TestCase.EX_TESTCASE_FAILED self.logger.info("Waiting for ping...") sec = 0 @@ -150,7 +193,7 @@ class VPingSSH(vping_base.VPingBase): for line in output: if "vPing OK" in line: self.logger.info("vPing detected!") - EXIT_CODE = 0 + exit_code = TestCase.EX_OK flag = True break @@ -162,11 +205,38 @@ class VPingSSH(vping_base.VPingBase): break self.logger.debug("Pinging %s. Waiting for response..." % test_ip) sec += 1 - return EXIT_CODE + return exit_code + + def __create_security_group(self): + """ + Configures and deploys an OpenStack security group object + :return: the creator object + """ + sg_rules = list() + sg_rules.append( + SecurityGroupRuleSettings(sec_grp_name=self.sg_name, + direction=Direction.ingress, + protocol=Protocol.icmp)) + sg_rules.append( + SecurityGroupRuleSettings(sec_grp_name=self.sg_name, + direction=Direction.ingress, + protocol=Protocol.tcp, port_range_min=22, + port_range_max=22)) + sg_rules.append( + SecurityGroupRuleSettings(sec_grp_name=self.sg_name, + direction=Direction.egress, + protocol=Protocol.tcp, port_range_min=22, + port_range_max=22)) + + self.logger.info("Security group with name: '%s'" % self.sg_name) + return deploy_utils.create_security_group(self.os_creds, + SecurityGroupSettings( + name=self.sg_name, + description=self.sg_desc, + rule_settings=sg_rules)) if __name__ == '__main__': - logging.basicConfig() args_parser = argparse.ArgumentParser() args_parser.add_argument("-r", "--report", help="Create json result file", |