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# !/usr/bin/python
#
# Copyright (c) 2018 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 os
import re
import logging
import json
import requests
logger = logging.getLogger(__name__)
class OS_env_check:
"""Edge Clould Basic Env Function definition"""
def __init__(self):
"""Variable Intitialization"""
self.osver = "v2.0"
self.imagever = "v2"
self.keystone_ver = 'v3'
self.tacker_ver = 'v1.0'
def ping_os_endpoints(self):
"Simple ping check to OpenStack endpoint"
os_auth_url = os.environ.get('OS_AUTH_URL', None)
password = os.environ.get('OS_PASSWORD', None)
if os_auth_url is None:
logger.error("Source the OpenStack credentials first")
exit(0)
try:
if os_auth_url:
endpoint_ip = re.search(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', os_auth_url).group()
response = os.system("ping -c 1 " + endpoint_ip + ">/dev/null")
if response == 0:
return 0
else:
logger.error("Cannot talk to the OpenStack endpoint %s\n" % endpoint_ip)
exit(0)
except Exception:
logger.exception('Errors when verifying connectivity to %s', endpoint_ip)
return False
def fetch_token(self):
"Fetch OS_AUTH_TOKEN from OpenStack Service"
#(e.g.)url = 'http://10.164.16.100:5000/identity/v3/auth/tokens'
url = 'http://'+self.endpoint_ip+':5000/'+self.keystone_ver+'/auth/tokens'
data = '{"auth":{"identity":{"methods":["password"],"password":{"user":' \
'{"domain":{"name":"default"},"name":"admin",' \
'"password":"admin"}}},"scope":{"project":' \
'{"domain":{"name":"default"},"name":"admin"}}}}'
headers = {"Accept": "application/json"}
try:
response = requests.post(url, headers=headers, data=data)
header_data = (response.headers)
token = header_data['X-Subject-Token']
response_body = response.content
except Exception:
logger.error(" Failure: Not able to send API request for creating token")
if (response.status_code == 201):
response_body = response.content.decode('utf-8')
res = json.loads(response_body)
admin_user_id= res['token']['user']['id']
return response.status_code,token
def check_os_running_services(self):
"Get active/running OpenStack Services"
url = 'http://' + self.endpoint_ip + ':5000/' + self.keystone_ver + '/auth/tokens'
data = '{"auth": {"identity": {"methods": ["password"],"password": \
{"user": {"domain": {"name": "default"},"name": "admin",\
"password": "admin"}}},\
"scope": {"project": {"domain": {"name": "default"},"name": "admin"}}}}'
headers = {"Accept": "application/json"}
response = requests.post(url, headers=headers, data=data)
service = []
url_ep = []
if (response.status_code == 201):
response_body = response.content.decode('utf-8')
res = json.loads(response_body)
catalogs = res['token']['catalog']
for x in catalogs:
services = x['name']
if x['name'] is not None:
service.append(x['name'])
endpoints = x['endpoints']
for y in endpoints:
url = y['url']
if y['url'] not in url_ep:
url_ep.append(url)
return response.status_code,service,url_ep
def check_nova_service(self, endpoints, token):
""" checks that a simple nova operation works """
try:
nova_url = endpoints.get('nova')
url = nova_url+ '/servers/detail'
headers = {"Content-Type": "application/json", "X-Auth-Token": token}
response = requests.get(url, headers=headers)
if (response.status_code == 200):
logger.info("Nova service is Active")
except Exception as error:
logger.error("Nova service is FAILED")
raise error
return response.status_code
def check_neutron_service (self, endpoints, token):
""" checks that a simple neutron operation works """
try:
neutron_url = endpoints.get('neutron')
url = neutron_url +self.osver+'/networks'
headers = {"Content-Type": "application/json", "X-Auth-Token": token}
response = requests.get(url, headers=headers)
if (response.status_code == 200):
logger.info("Neutron service is Active")
except Exception as error:
logger.error("Neutron service is FAILED")
raise error
return response.status_code
def check_glance_service(self, endpoints, token):
""" checks that a simple glance operation works """
try:
glance_url = endpoints.get('glance')
url = glance_url + '/' + self.imagever + '/images'
headers = {"Content-Type": "application/json", "X-Auth-Token": token}
response = requests.get(url, headers=headers)
if (response.status_code == 200):
logger.info("Glance:Image service is Active")
except Exception as error:
logger.error("Glance:Image service is FAILED")
raise error
return response.status_code
def check_tacker_service(self, endpoints, token):
""" checks that a simple tacker operation works """
try:
if 'tacker' in endpoints.keys():
logger.info("Tacker VNF Manager service is running")
else:
logger.error("No Tacker VNF Manager service is running")
return (0)
tacker_url = endpoints.get('tacker')
url = tacker_url + '/' + self.tacker_ver + '/vnf.json'
headers = {"Content-Type": "application/json", "X-Auth-Token": token}
response = requests.get(url, headers=headers)
if (response.status_code == 200):
logger.info("Tacker:VNF Manager has active VNFs")
except Exception as error:
logger.error("Tacker:No Active VNFs")
raise error
return response.status_code
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