diff options
Diffstat (limited to 'testcases/OpenStack/vPing/vPing_ssh.py')
| -rw-r--r-- | testcases/OpenStack/vPing/vPing_ssh.py | 453 |
1 files changed, 453 insertions, 0 deletions
diff --git a/testcases/OpenStack/vPing/vPing_ssh.py b/testcases/OpenStack/vPing/vPing_ssh.py new file mode 100644 index 000000000..5b392e866 --- /dev/null +++ b/testcases/OpenStack/vPing/vPing_ssh.py @@ -0,0 +1,453 @@ +#!/usr/bin/python +# +# Copyright (c) 2015 All rights reserved +# This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# 0.1: This script boots the VM1 and allocates IP address from Nova +# Later, the VM2 boots then execute cloud-init to ping VM1. +# After successful ping, both the VMs are deleted. +# 0.2: measure test duration and publish results under json format +# +# +import argparse +import datetime +import os +import paramiko +import pprint +import re +import time +import yaml +from scp import SCPClient + +from novaclient import client as novaclient +from neutronclient.v2_0 import client as neutronclient +from keystoneclient.v2_0 import client as keystoneclient +from glanceclient import client as glanceclient + +import functest.utils.functest_logger as ft_logger +import functest.utils.functest_utils as functest_utils +import functest.utils.openstack_utils as openstack_utils + +pp = pprint.PrettyPrinter(indent=4) + +parser = argparse.ArgumentParser() +image_exists = False + +parser.add_argument("-d", "--debug", help="Debug mode", action="store_true") +parser.add_argument("-r", "--report", + help="Create json result file", + action="store_true") + +args = parser.parse_args() + +""" logging configuration """ +logger = ft_logger.Logger("vping_ssh").getLogger() + +paramiko.util.log_to_file("/var/log/paramiko.log") + +REPO_PATH = os.environ['repos_dir'] + '/functest/' +if not os.path.exists(REPO_PATH): + logger.error("Functest repository directory not found '%s'" % REPO_PATH) + exit(-1) + +with open(os.environ["CONFIG_FUNCTEST_YAML"]) as f: + functest_yaml = yaml.safe_load(f) +f.close() + +HOME = os.environ['HOME'] + "/" +# vPing parameters +VM_BOOT_TIMEOUT = 180 +VM_DELETE_TIMEOUT = 100 +PING_TIMEOUT = functest_yaml.get("vping").get("ping_timeout") +TEST_DB = functest_yaml.get("results").get("test_db_url") +NAME_VM_1 = functest_yaml.get("vping").get("vm_name_1") +NAME_VM_2 = functest_yaml.get("vping").get("vm_name_2") +GLANCE_IMAGE_NAME = functest_yaml.get("vping").get("image_name") +GLANCE_IMAGE_FILENAME = functest_yaml.get("general").get("openstack").get( + "image_file_name") +GLANCE_IMAGE_FORMAT = functest_yaml.get("general").get("openstack").get( + "image_disk_format") +GLANCE_IMAGE_PATH = functest_yaml.get("general").get("directories").get( + "dir_functest_data") + "/" + GLANCE_IMAGE_FILENAME + +FLAVOR = functest_yaml.get("vping").get("vm_flavor") + +# NEUTRON Private Network parameters + +PRIVATE_NET_NAME = functest_yaml.get("vping").get( + "vping_private_net_name") +PRIVATE_SUBNET_NAME = functest_yaml.get("vping").get( + "vping_private_subnet_name") +PRIVATE_SUBNET_CIDR = functest_yaml.get("vping").get( + "vping_private_subnet_cidr") +ROUTER_NAME = functest_yaml.get("vping").get( + "vping_router_name") + +SECGROUP_NAME = functest_yaml.get("vping").get("vping_sg_name") +SECGROUP_DESCR = functest_yaml.get("vping").get("vping_sg_descr") + + +def pMsg(value): + + """pretty printing""" + pp.pprint(value) + + +def waitVmActive(nova, vm): + + # sleep and wait for VM status change + sleep_time = 3 + count = VM_BOOT_TIMEOUT / sleep_time + while True: + status = openstack_utils.get_instance_status(nova, vm) + logger.debug("Status: %s" % status) + if status == "ACTIVE": + return True + if status == "ERROR" or status == "error": + return False + if count == 0: + logger.debug("Booting a VM timed out...") + return False + count -= 1 + time.sleep(sleep_time) + return False + + +def waitVmDeleted(nova, vm): + + # sleep and wait for VM status change + sleep_time = 3 + count = VM_DELETE_TIMEOUT / sleep_time + while True: + status = openstack_utils.get_instance_status(nova, vm) + if not status: + return True + elif count == 0: + logger.debug("Timeout") + return False + else: + # return False + count -= 1 + time.sleep(sleep_time) + return False + + +def create_security_group(neutron_client): + sg_id = openstack_utils.get_security_group_id(neutron_client, + SECGROUP_NAME) + if sg_id != '': + logger.info("Using existing security group '%s'..." % SECGROUP_NAME) + else: + logger.info("Creating security group '%s'..." % SECGROUP_NAME) + SECGROUP = openstack_utils.create_security_group(neutron_client, + SECGROUP_NAME, + SECGROUP_DESCR) + if not SECGROUP: + logger.error("Failed to create the security group...") + return False + + sg_id = SECGROUP['id'] + + logger.debug("Security group '%s' with ID=%s created successfully." + % (SECGROUP['name'], sg_id)) + + logger.debug("Adding ICMP rules in security group '%s'..." + % SECGROUP_NAME) + if not openstack_utils.create_secgroup_rule(neutron_client, sg_id, + 'ingress', 'icmp'): + logger.error("Failed to create the security group rule...") + return False + + logger.debug("Adding SSH rules in security group '%s'..." + % SECGROUP_NAME) + if not openstack_utils.create_secgroup_rule( + neutron_client, sg_id, 'ingress', 'tcp', '22', '22'): + logger.error("Failed to create the security group rule...") + return False + + if not openstack_utils.create_secgroup_rule( + neutron_client, sg_id, 'egress', 'tcp', '22', '22'): + logger.error("Failed to create the security group rule...") + return False + return sg_id + + +def push_results(start_time_ts, duration, test_status): + try: + logger.debug("Pushing result into DB...") + scenario = functest_utils.get_scenario(logger) + version = functest_utils.get_version(logger) + criteria = "failed" + if test_status == "OK": + criteria = "passed" + pod_name = functest_utils.get_pod_name(logger) + build_tag = functest_utils.get_build_tag(logger) + functest_utils.push_results_to_db(TEST_DB, + "functest", + "vPing", + logger, pod_name, version, scenario, + criteria, build_tag, + payload={'timestart': start_time_ts, + 'duration': duration, + 'status': test_status}) + except: + logger.error("Error pushing results into Database '%s'" + % sys.exc_info()[0]) + + +def main(): + + creds_nova = openstack_utils.get_credentials("nova") + nova_client = novaclient.Client('2', **creds_nova) + creds_neutron = openstack_utils.get_credentials("neutron") + neutron_client = neutronclient.Client(**creds_neutron) + creds_keystone = openstack_utils.get_credentials("keystone") + keystone_client = keystoneclient.Client(**creds_keystone) + glance_endpoint = keystone_client.service_catalog.url_for( + service_type='image', endpoint_type='publicURL') + glance_client = glanceclient.Client(1, glance_endpoint, + token=keystone_client.auth_token) + EXIT_CODE = -1 + + image_id = None + flavor = None + + # Check if the given image exists + image_id = openstack_utils.get_image_id(glance_client, GLANCE_IMAGE_NAME) + if image_id != '': + logger.info("Using existing image '%s'..." % GLANCE_IMAGE_NAME) + global image_exists + image_exists = True + else: + logger.info("Creating image '%s' from '%s'..." % (GLANCE_IMAGE_NAME, + GLANCE_IMAGE_PATH)) + image_id = openstack_utils.create_glance_image(glance_client, + GLANCE_IMAGE_NAME, + GLANCE_IMAGE_PATH) + if not image_id: + logger.error("Failed to create a Glance image...") + return(EXIT_CODE) + logger.debug("Image '%s' with ID=%s created successfully." + % (GLANCE_IMAGE_NAME, image_id)) + + network_dic = openstack_utils.create_network_full(logger, + neutron_client, + PRIVATE_NET_NAME, + PRIVATE_SUBNET_NAME, + ROUTER_NAME, + PRIVATE_SUBNET_CIDR) + if not network_dic: + logger.error( + "There has been a problem when creating the neutron network") + return(EXIT_CODE) + + network_id = network_dic["net_id"] + + sg_id = create_security_group(neutron_client) + + # Check if the given flavor exists + try: + flavor = nova_client.flavors.find(name=FLAVOR) + logger.info("Using existing Flavor '%s'..." % FLAVOR) + except: + logger.error("Flavor '%s' not found." % FLAVOR) + logger.info("Available flavors are: ") + pMsg(nova_client.flavor.list()) + return(EXIT_CODE) + + # Deleting instances if they exist + servers = nova_client.servers.list() + for server in servers: + if server.name == NAME_VM_1 or server.name == NAME_VM_2: + logger.info("Instance %s found. Deleting..." % server.name) + server.delete() + + # boot VM 1 + start_time_ts = time.time() + end_time_ts = start_time_ts + logger.info("vPing Start Time:'%s'" % ( + datetime.datetime.fromtimestamp(start_time_ts).strftime( + '%Y-%m-%d %H:%M:%S'))) + + logger.info("Creating instance '%s'..." % NAME_VM_1) + logger.debug( + "Configuration:\n name=%s \n flavor=%s \n image=%s \n " + "network=%s \n" % (NAME_VM_1, flavor, image_id, network_id)) + vm1 = nova_client.servers.create( + name=NAME_VM_1, + flavor=flavor, + image=image_id, + nics=[{"net-id": network_id}] + ) + + # wait until VM status is active + if not waitVmActive(nova_client, vm1): + logger.error("Instance '%s' cannot be booted. Status is '%s'" % ( + NAME_VM_1, openstack_utils.get_instance_status(nova_client, vm1))) + return (EXIT_CODE) + else: + logger.info("Instance '%s' is ACTIVE." % NAME_VM_1) + + # Retrieve IP of first VM + test_ip = vm1.networks.get(PRIVATE_NET_NAME)[0] + logger.debug("Instance '%s' got private ip '%s'." % (NAME_VM_1, test_ip)) + + logger.info("Adding '%s' to security group '%s'..." + % (NAME_VM_1, SECGROUP_NAME)) + openstack_utils.add_secgroup_to_instance(nova_client, vm1.id, sg_id) + + # boot VM 2 + logger.info("Creating instance '%s'..." % NAME_VM_2) + logger.debug( + "Configuration:\n name=%s \n flavor=%s \n image=%s \n " + "network=%s \n" % (NAME_VM_2, flavor, image_id, network_id)) + vm2 = nova_client.servers.create( + name=NAME_VM_2, + flavor=flavor, + image=image_id, + nics=[{"net-id": network_id}] + ) + + if not waitVmActive(nova_client, vm2): + logger.error("Instance '%s' cannot be booted. Status is '%s'" % ( + NAME_VM_2, openstack_utils.get_instance_status(nova_client, vm2))) + return (EXIT_CODE) + else: + logger.info("Instance '%s' is ACTIVE." % NAME_VM_2) + + logger.info("Adding '%s' to security group '%s'..." % (NAME_VM_2, + SECGROUP_NAME)) + openstack_utils.add_secgroup_to_instance(nova_client, vm2.id, sg_id) + + logger.info("Creating floating IP for VM '%s'..." % NAME_VM_2) + floatip_dic = openstack_utils.create_floating_ip(neutron_client) + floatip = floatip_dic['fip_addr'] + # floatip_id = floatip_dic['fip_id'] + + if floatip is None: + logger.error("Cannot create floating IP.") + return (EXIT_CODE) + logger.info("Floating IP created: '%s'" % floatip) + + logger.info("Associating floating ip: '%s' to VM '%s' " + % (floatip, NAME_VM_2)) + if not openstack_utils.add_floating_ip(nova_client, vm2.id, floatip): + logger.error("Cannot associate floating IP to VM.") + return (EXIT_CODE) + + logger.info("Trying to establish SSH connection to %s..." % floatip) + username = 'cirros' + password = 'cubswin:)' + ssh = paramiko.SSHClient() + ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) + + timeout = 50 + nolease = False + got_ip = False + discover_count = 0 + cidr_first_octet = PRIVATE_SUBNET_CIDR.split('.')[0] + while timeout > 0: + try: + ssh.connect(floatip, username=username, + password=password, timeout=2) + logger.debug("SSH connection established to %s." % floatip) + break + except: + logger.debug("Waiting for %s..." % floatip) + time.sleep(6) + timeout -= 1 + + console_log = vm2.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 + logger.debug("Console-log '%s': Sending discover..." + % NAME_VM_2) + + # 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 + logger.debug("The instance '%s' succeeded to get the IP " + "from the dhcp agent.") + + # if dhcp doesnt 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 + logger.debug("Console-log '%s': No lease, failing..." + % NAME_VM_2) + logger.info("The instance failed to get an IP from the " + "DHCP agent. The test will probably timeout...") + + if timeout == 0: # 300 sec timeout (5 min) + logger.error("Cannot establish connection to IP '%s'. Aborting" + % floatip) + return (EXIT_CODE) + + scp = SCPClient(ssh.get_transport()) + + ping_script = REPO_PATH + "testcases/vPing/ping.sh" + try: + scp.put(ping_script, "~/") + except: + logger.error("Cannot SCP the file '%s' to VM '%s'" + % (ping_script, floatip)) + + cmd = 'chmod 755 ~/ping.sh' + (stdin, stdout, stderr) = ssh.exec_command(cmd) + for line in stdout.readlines(): + print line + + logger.info("Waiting for ping...") + sec = 0 + duration = 0 + + cmd = '~/ping.sh ' + test_ip + flag = False + while True: + time.sleep(1) + (stdin, stdout, stderr) = ssh.exec_command(cmd) + output = stdout.readlines() + + for line in output: + if "vPing OK" in line: + logger.info("vPing detected!") + + # we consider start time at VM1 booting + end_time_ts = time.time() + duration = round(end_time_ts - start_time_ts, 1) + logger.info("vPing duration:'%s' s." % duration) + EXIT_CODE = 0 + flag = True + break + elif sec == PING_TIMEOUT: + logger.info("Timeout reached.") + flag = True + break + if flag: + break + logger.debug("Pinging %s. Waiting for response..." % test_ip) + sec += 1 + + test_status = "NOK" + if EXIT_CODE == 0: + logger.info("vPing OK") + test_status = "OK" + else: + duration = 0 + logger.error("vPing FAILED") + + if args.report: + push_results(start_time_ts, duration, test_status) + + exit(EXIT_CODE) + +if __name__ == '__main__': + main() |