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#!/usr/bin/env python
# Copyright (c) 2016 Orange and others.
#
# 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
import inspect
import logging
import time
import functest.core.testcase as base
from functest.utils.constants import CONST
import functest.utils.functest_utils as ft_utils
import functest.utils.openstack_utils as os_utils
class VnfOnBoardingBase(base.TestCase):
logger = logging.getLogger(__name__)
def __init__(self, **kwargs):
super(VnfOnBoardingBase, self).__init__(**kwargs)
self.repo = kwargs.get('repo', '')
self.cmd = kwargs.get('cmd', '')
self.details = {}
self.result_dir = CONST.dir_results
self.details_step_mapping = dict(
deploy_orchestrator='orchestrator',
deploy_vnf='vnf',
test_vnf='test_vnf',
prepare='prepare_env')
self.details['prepare_env'] = {}
self.details['orchestrator'] = {}
self.details['vnf'] = {}
self.details['test_vnf'] = {}
self.images = {}
try:
self.tenant_name = CONST.__getattribute__(
'vnf_{}_tenant_name'.format(self.case_name))
self.tenant_description = CONST.__getattribute__(
'vnf_{}_tenant_description'.format(self.case_name))
except Exception:
# raise Exception("Unknown VNF case=" + self.case_name)
self.logger.error("Unknown VNF case={}".format(self.case_name))
try:
self.images = CONST.__getattribute__(
'vnf_{}_tenant_images'.format(self.case_name))
except Exception:
self.logger.warn("No tenant image defined for this VNF")
def execute(self):
self.start_time = time.time()
# Prepare the test (Create Tenant, User, ...)
try:
self.logger.info("Create VNF Onboarding environment")
self.prepare()
except Exception:
self.logger.error("Error during VNF Onboarding environment" +
"creation", exc_info=True)
return base.TestCase.EX_TESTCASE_FAILED
# Deploy orchestrator
try:
self.logger.info("Deploy orchestrator (if necessary)")
orchestrator_ready_time = time.time()
res_orchestrator = self.deploy_orchestrator()
# orchestrator is not mandatory
if res_orchestrator is not None:
self.details['orchestrator']['status'] = (
res_orchestrator['status'])
self.details['orchestrator']['result'] = (
res_orchestrator['result'])
self.details['orchestrator']['duration'] = round(
orchestrator_ready_time - self.start_time, 1)
except Exception:
self.logger.warn("Problem with the Orchestrator", exc_info=True)
# Deploy VNF
try:
self.logger.info("Deploy VNF " + self.case_name)
res_deploy_vnf = self.deploy_vnf()
vnf_ready_time = time.time()
self.details['vnf']['status'] = res_deploy_vnf['status']
self.details['vnf']['result'] = res_deploy_vnf['result']
self.details['vnf']['duration'] = round(
vnf_ready_time - orchestrator_ready_time, 1)
except Exception:
self.logger.error("Error during VNF deployment", exc_info=True)
return base.TestCase.EX_TESTCASE_FAILED
# Test VNF
try:
self.logger.info("Test VNF")
res_test_vnf = self.test_vnf()
test_vnf_done_time = time.time()
self.details['test_vnf']['status'] = res_test_vnf['status']
self.details['test_vnf']['result'] = res_test_vnf['result']
self.details['test_vnf']['duration'] = round(
test_vnf_done_time - vnf_ready_time, 1)
except Exception:
self.logger.error("Error when running VNF tests", exc_info=True)
return base.TestCase.EX_TESTCASE_FAILED
# Clean the system
self.clean()
self.stop_time = time.time()
exit_code = self.parse_results()
self.log_results()
return exit_code
# prepare state could consist in the creation of the resources
# a dedicated user
# a dedicated tenant
# dedicated images
def prepare(self):
self.creds = os_utils.get_credentials()
self.keystone_client = os_utils.get_keystone_client()
self.logger.info("Prepare OpenStack plateform(create tenant and user)")
admin_user_id = os_utils.get_user_id(self.keystone_client,
self.creds['username'])
if not admin_user_id:
self.step_failure("Failed to get id of {0}".format(
self.creds['username']))
tenant_id = os_utils.get_tenant_id(self.keystone_client,
self.tenant_name)
if not tenant_id:
tenant_id = os_utils.create_tenant(self.keystone_client,
self.tenant_name,
self.tenant_description)
if not tenant_id:
self.step_failure("Failed to get or create {0} tenant".format(
self.tenant_name))
roles_name = ["admin", "Admin"]
role_id = ''
for role_name in roles_name:
if not role_id:
role_id = os_utils.get_role_id(self.keystone_client,
role_name)
if not role_id:
self.step_failure("Failed to get id for {0} role".format(
role_name))
if not os_utils.add_role_user(self.keystone_client, admin_user_id,
role_id, tenant_id):
self.step_failure("Failed to add {0} on tenant".format(
self.creds['username']))
user_id = os_utils.get_or_create_user(self.keystone_client,
self.tenant_name,
self.tenant_name,
tenant_id)
if not user_id:
self.step_failure("Failed to get or create {0} user".format(
self.tenant_name))
os_utils.add_role_user(self.keystone_client, user_id,
role_id, tenant_id)
self.logger.info("Update OpenStack creds informations")
self.admin_creds = self.creds.copy()
self.admin_creds.update({
"tenant": self.tenant_name
})
self.neutron_client = os_utils.get_neutron_client(self.admin_creds)
self.nova_client = os_utils.get_nova_client(self.admin_creds)
self.creds.update({
"tenant": self.tenant_name,
"username": self.tenant_name,
"password": self.tenant_name,
})
# orchestrator is not mandatory to deploy and test VNF
def deploy_orchestrator(self, **kwargs):
pass
# TODO see how to use built-in exception from releng module
def deploy_vnf(self):
self.logger.error("VNF must be deployed")
raise Exception("VNF not deployed")
def test_vnf(self):
self.logger.error("VNF must be tested")
raise Exception("VNF not tested")
# clean before openstack clean run
def clean(self):
self.logger.info("test cleaning")
def parse_results(self):
exit_code = self.EX_OK
self.result = "PASS"
self.logger.info(self.details)
# The 2 VNF steps must be OK to get a PASS result
if (self.details['vnf']['status'] is not "PASS" or
self.details['test_vnf']['status'] is not "PASS"):
exit_code = self.EX_RUN_ERROR
self.result = "FAIL"
return exit_code
def log_results(self):
ft_utils.logger_test_results(self.project_name,
self.case_name,
self.result,
self.details)
def step_failure(self, error_msg):
part = inspect.stack()[1][3]
self.logger.error("Step {0} failed: {1}".format(part, error_msg))
try:
step_name = self.details_step_mapping[part]
part_info = self.details[step_name]
except KeyError:
self.details[part] = {}
part_info = self.details[part]
part_info['status'] = 'FAIL'
part_info['result'] = error_msg
raise Exception(error_msg)
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