Rename the vPing scripts proplery and adapt documentation

Change-Id: Idb498eb7cefd938006661f42f1bf1772395d9d47
Signed-off-by: jose.lausuch <jose.lausuch@ericsson.com>

1 files changed, 607 insertions, 0 deletions

diff --git a/testcases/vPing/CI/libraries/vPing_ssh.py b/testcases/vPing/CI/libraries/vPing_ssh.py
new file mode 100644
index 000000000..9c83c80e7
--- /dev/null
+++ b/testcases/vPing/CI/libraries/vPing_ssh.py
@@ -0,0 +1,607 @@
+#!/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 logging
+import os
+import paramiko
+import pprint
+import subprocess
+import sys
+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
+
+pp = pprint.PrettyPrinter(indent=4)
+
+parser = argparse.ArgumentParser()
+
+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 = logging.getLogger('vPing_ssh')
+logger.setLevel(logging.DEBUG)
+
+ch = logging.StreamHandler()
+
+if args.debug:
+    ch.setLevel(logging.DEBUG)
+else:
+    ch.setLevel(logging.INFO)
+
+formatter = logging.Formatter('%(asctime)s - %(name)s'
+                              '- %(levelname)s - %(message)s')
+
+ch.setFormatter(formatter)
+logger.addHandler(ch)
+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)
+sys.path.append(REPO_PATH + "testcases/")
+import functest_utils
+
+with open("/home/opnfv/functest/conf/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")
+IP_1 = functest_yaml.get("vping").get("ip_1")
+IP_2 = functest_yaml.get("vping").get("ip_2")
+# GLANCE_IMAGE_NAME = functest_yaml.get("general"). \
+#    get("openstack").get("image_name")
+GLANCE_IMAGE_NAME = "functest-vping"
+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
+
+NEUTRON_PRIVATE_NET_NAME = functest_yaml.get("vping"). \
+    get("vping_private_net_name")
+
+NEUTRON_PRIVATE_SUBNET_NAME = functest_yaml.get("vping"). \
+    get("vping_private_subnet_name")
+
+NEUTRON_PRIVATE_SUBNET_CIDR = functest_yaml.get("vping"). \
+    get("vping_private_subnet_cidr")
+
+NEUTRON_ROUTER_NAME = functest_yaml.get("vping"). \
+    get("vping_router_name")
+
+
+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 = functest_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 = functest_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_private_neutron_net(neutron):
+
+    neutron.format = 'json'
+    logger.info('Creating neutron network %s...' % NEUTRON_PRIVATE_NET_NAME)
+    network_id = functest_utils. \
+        create_neutron_net(neutron, NEUTRON_PRIVATE_NET_NAME)
+
+    if not network_id:
+        return False
+    logger.debug("Network '%s' created successfully" % network_id)
+    logger.debug('Creating Subnet....')
+    subnet_id = functest_utils. \
+        create_neutron_subnet(neutron,
+                              NEUTRON_PRIVATE_SUBNET_NAME,
+                              NEUTRON_PRIVATE_SUBNET_CIDR,
+                              network_id)
+    if not subnet_id:
+        return False
+    logger.debug("Subnet '%s' created successfully" % subnet_id)
+    logger.debug('Creating Router...')
+    router_id = functest_utils. \
+        create_neutron_router(neutron, NEUTRON_ROUTER_NAME)
+
+    if not router_id:
+        return False
+
+    logger.debug("Router '%s' created successfully" % router_id)
+    logger.debug('Adding router to subnet...')
+
+    if not functest_utils.add_interface_router(neutron, router_id, subnet_id):
+        return False
+    logger.debug("Interface added successfully.")
+
+    logger.debug('Adding gateway to router...')
+    if not functest_utils.add_gateway_router(neutron, router_id):
+        return False
+    logger.debug("Gateway added successfully.")
+
+    network_dic = {'net_id': network_id,
+                   'subnet_id': subnet_id,
+                   'router_id': router_id}
+    return network_dic
+
+
+def cleanup(nova, neutron, image_id, network_dic, port_id1, port_id2, secgroup_id):
+
+    # delete both VMs
+    logger.info("Cleaning up...")
+    logger.debug("Deleting image...")
+    if not functest_utils.delete_glance_image(nova, image_id):
+        logger.error("Error deleting the glance image")
+
+    vm1 = functest_utils.get_instance_by_name(nova, NAME_VM_1)
+    if vm1:
+        logger.debug("Deleting '%s'..." % NAME_VM_1)
+        nova.servers.delete(vm1)
+        # wait until VMs are deleted
+        if not waitVmDeleted(nova, vm1):
+            logger.error(
+                "Instance '%s' with cannot be deleted. Status is '%s'" % (
+                    NAME_VM_1, functest_utils.get_instance_status(nova, vm1)))
+        else:
+            logger.debug("Instance %s terminated." % NAME_VM_1)
+
+    vm2 = functest_utils.get_instance_by_name(nova, NAME_VM_2)
+
+    if vm2:
+        logger.debug("Deleting '%s'..." % NAME_VM_2)
+        vm2 = nova.servers.find(name=NAME_VM_2)
+        nova.servers.delete(vm2)
+
+        if not waitVmDeleted(nova, vm2):
+            logger.error(
+                "Instance '%s' with cannot be deleted. Status is '%s'" % (
+                    NAME_VM_2, functest_utils.get_instance_status(nova, vm2)))
+        else:
+            logger.debug("Instance %s terminated." % NAME_VM_2)
+
+    # delete created network
+    logger.debug("Deleting network '%s'..." % NEUTRON_PRIVATE_NET_NAME)
+    net_id = network_dic["net_id"]
+    subnet_id = network_dic["subnet_id"]
+    router_id = network_dic["router_id"]
+
+    if not functest_utils.delete_neutron_port(neutron, port_id1):
+        logger.error("Unable to remove port '%s'" % port_id1)
+        return False
+    logger.debug("Port '%s' removed successfully" % port_id1)
+
+    if not functest_utils.delete_neutron_port(neutron, port_id2):
+        logger.error("Unable to remove port '%s'" % port_id2)
+        return False
+    logger.debug("Port '%s' removed successfully" % port_id2)
+
+    if not functest_utils.remove_interface_router(neutron, router_id,
+                                                  subnet_id):
+        logger.error("Unable to remove subnet '%s' from router '%s'" % (
+            subnet_id, router_id))
+        return False
+
+    logger.debug("Interface removed successfully")
+    if not functest_utils.delete_neutron_router(neutron, router_id):
+        logger.error("Unable to delete router '%s'" % router_id)
+        return False
+
+    logger.debug("Router deleted successfully")
+
+    if not functest_utils.delete_neutron_subnet(neutron, subnet_id):
+        logger.error("Unable to delete subnet '%s'" % subnet_id)
+        return False
+
+    logger.debug(
+        "Subnet '%s' deleted successfully" % NEUTRON_PRIVATE_SUBNET_NAME)
+
+    if not functest_utils.delete_neutron_net(neutron, net_id):
+        logger.error("Unable to delete network '%s'" % net_id)
+        return False
+
+    logger.debug(
+        "Network '%s' deleted successfully" % NEUTRON_PRIVATE_NET_NAME)
+
+    if not functest_utils.delete_security_group(neutron, secgroup_id):
+        logger.error("Unable to delete security group '%s'" % secgroup_id)
+        return False
+    logger.debug(
+        "Security group '%s' deleted successfully" % secgroup_id)
+
+    return True
+
+def push_results(start_time_ts, duration, test_status):
+    try:
+        logger.debug("Pushing result into DB...")
+        scenario = functest_utils.get_scenario(logger)
+        pod_name = functest_utils.get_pod_name(logger)
+        functest_utils.push_results_to_db(TEST_DB,
+                                          "vPing",
+                                          logger, pod_name, scenario,
+                                          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 = functest_utils.get_credentials("nova")
+    nova_client = novaclient.Client('2', **creds_nova)
+    creds_neutron = functest_utils.get_credentials("neutron")
+    neutron_client = neutronclient.Client(**creds_neutron)
+    creds_keystone = functest_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 = None
+    flavor = None
+
+    logger.debug("Creating image '%s' from '%s'..." % (GLANCE_IMAGE_NAME,
+                                                       GLANCE_IMAGE_PATH))
+    image_id = functest_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))
+    # Check if the given image exists
+    image = functest_utils.get_image_id(glance_client, GLANCE_IMAGE_NAME)
+    if image == '':
+        logger.error("ERROR: Glance image '%s' not found." % GLANCE_IMAGE_NAME)
+        logger.info("Available images are: ")
+        pMsg(nova_client.images.list())
+        return(EXIT_CODE)
+
+    network_dic = create_private_neutron_net(neutron_client)
+
+    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"]
+
+    # Check if the given flavor exists
+
+    try:
+        flavor = nova_client.flavors.find(name=FLAVOR)
+        logger.info("Flavor found '%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()
+
+    SECGROUP_NAME = "vPing-sg"
+    SECGROUP_DESCR = "Security group for vPing test case"
+    logger.info("Creating security group  '%s'..." % SECGROUP_NAME)
+    SECGROUP = functest_utils.create_security_group(neutron_client,
+                                          SECGROUP_NAME,
+                                          SECGROUP_DESCR)
+    SECGROUP_ID = SECGROUP['id']
+    if not SECGROUP:
+        logger.error("Failed to create the security group...")
+        return(EXIT_CODE)
+    logger.debug("Security group '%s' with ID=%s created successfully." %\
+                  (SECGROUP['name'], SECGROUP_ID))
+
+    logger.debug("Adding ICMP rules in security group '%s'..." % SECGROUP_NAME)
+    if not functest_utils.create_secgroup_rule(neutron_client, SECGROUP_ID, \
+                    'ingress', 'icmp'):
+        logger.error("Failed to create the security group rule...")
+        return(EXIT_CODE)
+
+    logger.debug("Adding SSH rules in security group '%s'..." % SECGROUP_NAME)
+    if not functest_utils.create_secgroup_rule(neutron_client, SECGROUP_ID, \
+                    'ingress', 'tcp', '22', '22'):
+        logger.error("Failed to create the security group rule...")
+        return(EXIT_CODE)
+
+    if not functest_utils.create_secgroup_rule(neutron_client, SECGROUP_ID, \
+                    'egress', 'tcp', '22', '22'):
+        logger.error("Failed to create the security group rule...")
+        return(EXIT_CODE)
+
+    # boot VM 1
+    # basic boot
+    # tune (e.g. flavor, images, network) to your specific
+    # openstack configuration here
+    # we consider start time at VM1 booting
+    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')))
+
+    # create VM
+    logger.debug("Creating port 'vping-port-1' with IP %s..." % IP_1)
+    port_id1 = functest_utils.create_neutron_port(neutron_client,
+                                                  "vping-port-1", network_id,
+                                                  IP_1)
+    if not port_id1:
+        logger.error("Unable to create port.")
+        return(EXIT_CODE)
+
+    logger.info("Creating instance '%s' with IP %s..." % (NAME_VM_1, IP_1))
+    logger.debug(
+        "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
+        "network=%s \n" % (NAME_VM_1, flavor, image, network_id))
+    vm1 = nova_client.servers.create(
+        name=NAME_VM_1,
+        flavor=flavor,
+        image=image,
+        # nics = [{"net-id": network_id, "v4-fixed-ip": IP_1}]
+        nics=[{"port-id": port_id1}]
+    )
+
+    # 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, functest_utils.get_instance_status(nova_client, vm1)))
+        cleanup(nova_client, neutron_client, image_id, network_dic,
+                port_id1, SECGROUP_ID)
+        return (EXIT_CODE)
+    else:
+        logger.info("Instance '%s' is ACTIVE." % NAME_VM_1)
+
+    # Retrieve IP of first VM
+    # logger.debug("Fetching IP...")
+    # server = functest_utils.get_instance_by_name(nova_client, NAME_VM_1)
+    # theoretically there is only one IP address so we take the
+    # first element of the table
+    # Dangerous! To be improved!
+    # test_ip = server.networks.get(NEUTRON_PRIVATE_NET_NAME)[0]
+    test_ip = IP_1
+    logger.debug("Instance '%s' got %s" % (NAME_VM_1, test_ip))
+
+    logger.info("Adding '%s' to security group '%s'..." % (NAME_VM_1, SECGROUP_NAME))
+    functest_utils.add_secgroup_to_instance(nova_client, vm1.id, SECGROUP['id'])
+
+    # boot VM 2
+    # we will boot then execute a ping script with cloud-init
+    # the long chain corresponds to the ping procedure converted with base 64
+    # tune (e.g. flavor, images, network) to your specific openstack
+    #  configuration here
+
+
+    # create VM
+    logger.debug("Creating port 'vping-port-2' with IP %s..." % IP_2)
+    port_id2 = functest_utils.create_neutron_port(neutron_client,
+                                                  "vping-port-2", network_id,
+                                                  IP_2)
+
+    if not port_id2:
+        logger.error("Unable to create port.")
+        return(EXIT_CODE)
+
+    logger.info("Creating instance '%s' with IP %s..." % (NAME_VM_2, IP_2))
+    logger.debug(
+        "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
+        "network=%s \n" % (NAME_VM_2, flavor, image, network_id))
+    vm2 = nova_client.servers.create(
+        name=NAME_VM_2,
+        flavor=flavor,
+        image=image,
+        nics=[{"port-id": port_id2}]
+    )
+
+    if not waitVmActive(nova_client, vm2):
+        logger.error("Instance '%s' cannot be booted. Status is '%s'" % (
+            NAME_VM_2, functest_utils.get_instance_status(nova_client, vm2)))
+        cleanup(nova_client, neutron_client, image_id, network_dic,
+                port_id1, port_id2, SECGROUP_ID)
+        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))
+    functest_utils.add_secgroup_to_instance(nova_client, vm2.id, SECGROUP['id'])
+
+    logger.info("Creating floating IP for VM '%s'..." % NAME_VM_2)
+    floatip = functest_utils.create_floating_ip(neutron_client)
+    if floatip == None:
+        logger.error("Cannot create floating IP.")
+        cleanup(nova_client, neutron_client, image_id, network_dic,
+            port_id1, port_id2, SECGROUP_ID)
+        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 functest_utils.add_floating_ip(nova_client, vm2.id, floatip):
+        logger.error("Cannot associate floating IP to VM.")
+        cleanup(nova_client, neutron_client, image_id, network_dic,
+            port_id1, port_id2, SECGROUP_ID)
+        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
+    while timeout > 0:
+        try:
+            ssh.connect(floatip, username=username, password=password, timeout=2)
+            logger.debug("SSH connection established to %s." % floatip)
+            break
+        except Exception, e:
+            #print e
+            logger.debug("Waiting for %s..." % floatip)
+            time.sleep(6)
+            timeout -= 1
+
+    if timeout == 0: # 300 sec timeout (5 min)
+        logger.error("Cannot establish connection to IP '%s'. Aborting" % floatip)
+        cleanup(nova_client, neutron_client, image_id, network_dic,
+            port_id1, port_id2, SECGROUP_ID)
+        return (EXIT_CODE)
+
+    scp = SCPClient(ssh.get_transport())
+
+    ping_script = REPO_PATH + "testcases/vPing/CI/libraries/ping.sh"
+    try:
+        scp.put(ping_script,"~/")
+    except Exception, e:
+        logger.error("Cannot SCP the file '%s' to VM '%s'" % (ping_script,floatip))
+
+
+    #SSH_OPTS="-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no "+\
+    #    "-o LogLevel=quiet"
+
+    #cmd1 = "sshpass -p 'cubswin:)' scp " + SSH_OPTS + " " + \
+    #    ping_script + " cirros@"+floatip+":~/ping.sh"
+    #cmd2 = "sshpass -p 'cubswin:)' ssh " + SSH_OPTS + \
+    #    " cirros@"+floatip+" 'chmod 755 ~/ping.sh '"
+    #cmd3 = "sshpass -p 'cubswin:)' ssh " + SSH_OPTS + \
+    #    " cirros@"+floatip+" '~/ping.sh "+IP_1+"'"
+
+    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 ' + IP_1
+    flag = False
+    while True:
+        time.sleep(1)
+        # we do the SCP every time in the loop because while testing, I observed
+        # that for some strange reason, the cirros VM was deleting the file if
+        # do the scp only once
+        (stdin, stdout, stderr) = ssh.exec_command(cmd)
+        output = stdout.readlines()
+        #for line in output:
+        #    print line
+
+        # print "--"+console_log
+        # report if the test is failed
+        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..." % IP_1)
+        sec += 1
+
+    cleanup(nova_client, neutron_client, image_id, network_dic,
+            port_id1, port_id2, SECGROUP_ID)
+
+    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()