Add example script creating an instance

This is to be used by feature projects or newcomers to functest.
SFC or BGPVPN test cases can be based on this one.
The script creates an instance and assigns a floating IP to it.

Change-Id: If35495631031187bfb5382ba8c0a8884dfaa3d7f
Signed-off-by: jose.lausuch <jose.lausuch@ericsson.com>
Depends-On: Ie10d55872bc8c5a404b0d0156ee49a9d94482008

1 files changed, 136 insertions, 0 deletions

diff --git a/testcases/OpenStack/examples/create_instance_and_ip.py b/testcases/OpenStack/examples/create_instance_and_ip.py
new file mode 100644
index 00000000..41f8a9c8
--- /dev/null
+++ b/testcases/OpenStack/examples/create_instance_and_ip.py
@@ -0,0 +1,136 @@
+#!/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
+#
+# This script boots an instance and assigns a floating ip
+#
+
+import argparse
+import os
+import sys
+import functest.utils.functest_logger as ft_logger
+import functest.utils.functest_utils as ft_utils
+import functest.utils.openstack_utils as os_utils
+
+parser = argparse.ArgumentParser()
+
+parser.add_argument("-r", "--report",
+                    help="Create json result file",
+                    action="store_true")
+
+args = parser.parse_args()
+
+""" logging configuration """
+logger = ft_logger.Logger("create_instance_and_ip").getLogger()
+
+REPO_PATH = os.environ['repos_dir'] + '/functest/'
+HOME = os.environ['HOME'] + "/"
+
+VM_BOOT_TIMEOUT = 180
+
+INSTANCE_NAME = ft_utils.get_parameter_from_yaml("example.example_vm_name")
+FLAVOR = ft_utils.get_parameter_from_yaml("example.example_flavor")
+IMAGE_NAME = ft_utils.get_parameter_from_yaml("example.example_image_name")
+IMAGE_FILENAME = ft_utils.get_parameter_from_yaml(
+    "general.openstack.image_file_name")
+IMAGE_FORMAT = ft_utils.get_parameter_from_yaml(
+    "general.openstack.image_disk_format")
+IMAGE_PATH = ft_utils.get_parameter_from_yaml(
+    "general.directories.dir_functest_data") + "/" + IMAGE_FILENAME
+
+# NEUTRON Private Network parameters
+
+NET_NAME = ft_utils.get_parameter_from_yaml(
+    "example.example_private_net_name")
+SUBNET_NAME = ft_utils.get_parameter_from_yaml(
+    "example.example_private_subnet_name")
+SUBNET_CIDR = ft_utils.get_parameter_from_yaml(
+    "example.example_private_subnet_cidr")
+ROUTER_NAME = ft_utils.get_parameter_from_yaml(
+    "example.example_router_name")
+
+SECGROUP_NAME = ft_utils.get_parameter_from_yaml(
+    "example.example_sg_name")
+SECGROUP_DESCR = ft_utils.get_parameter_from_yaml(
+    "example.example_sg_descr")
+
+TEST_DB = ft_utils.get_parameter_from_yaml("results.test_db_url")
+
+
+def main():
+
+    nova_client = os_utils.get_nova_client()
+    neutron_client = os_utils.get_neutron_client()
+    glance_client = os_utils.get_glance_client()
+
+    image_id = os_utils.create_glance_image(glance_client,
+                                            IMAGE_NAME,
+                                            IMAGE_PATH,
+                                            disk=IMAGE_FORMAT,
+                                            container="bare",
+                                            public=True,
+                                            logger=logger)
+
+    network_dic = os_utils.create_network_full(logger,
+                                               neutron_client,
+                                               NET_NAME,
+                                               SUBNET_NAME,
+                                               ROUTER_NAME,
+                                               SUBNET_CIDR)
+    if not network_dic:
+        logger.error(
+            "There has been a problem when creating the neutron network")
+        sys.exit(-1)
+
+    network_id = network_dic["net_id"]
+
+    sg_id = os_utils.create_security_group_full(logger, neutron_client,
+                                                SECGROUP_NAME, SECGROUP_DESCR)
+
+    # boot INTANCE
+    logger.info("Creating instance '%s'..." % INSTANCE_NAME)
+    logger.debug(
+        "Configuration:\n name=%s \n flavor=%s \n image=%s \n "
+        "network=%s \n" % (INSTANCE_NAME, FLAVOR, image_id, network_id))
+    instance = os_utils.create_instance_and_wait_for_active(FLAVOR,
+                                                            image_id,
+                                                            network_id,
+                                                            INSTANCE_NAME)
+
+    if instance is None:
+        logger.error("Error while booting instance.")
+        sys.exit(-1)
+    # Retrieve IP of INSTANCE
+    instance_ip = instance.networks.get(NET_NAME)[0]
+    logger.debug("Instance '%s' got private ip '%s'." %
+                 (INSTANCE_NAME, instance_ip))
+
+    logger.info("Adding '%s' to security group '%s'..."
+                % (INSTANCE_NAME, SECGROUP_NAME))
+    os_utils.add_secgroup_to_instance(nova_client, instance.id, sg_id)
+
+    logger.info("Creating floating IP for VM '%s'..." % INSTANCE_NAME)
+    floatip_dic = os_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.")
+        sys.exit(-1)
+    logger.info("Floating IP created: '%s'" % floatip)
+
+    logger.info("Associating floating ip: '%s' to VM '%s' "
+                % (floatip, INSTANCE_NAME))
+    if not os_utils.add_floating_ip(nova_client, instance.id, floatip):
+        logger.error("Cannot associate floating IP to VM.")
+        sys.exit(-1)
+
+    sys.exit(0)
+
+if __name__ == '__main__':
+    main()