bifrost/playbooks/roles/bifrost-test-dhcp/files/test-dhcp.py
Yolanda Robla 2dc2ca7a24 Fix the dhcp checks on centos
It is using a different pathf or leases, so pick it properly.

Change-Id: If2ab2b0dc116587976859cc7653affc0b19aedcd
2017-08-31 10:48:05 +02:00

126 lines
3.9 KiB
Python

#!/usr/bin/env python
#
# Copyright (c) 2016 Hewlett-Packard Enterprise Development Company LP
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import print_function
import csv
import json
import os
import sys
def _load_data_from_csv(path):
with open(path) as csvfile:
csvdata = [row for row in csv.reader(csvfile)]
inventory = {}
# NOTE(pas-ha) convert to structure similar to JSON inventory
for entry in csvdata:
mac = entry[0]
hostname = entry[10]
ip = entry[11]
inventory[hostname] = {
'nics': [{'mac': mac}],
'name': hostname,
'ipv4_address': ip
}
return inventory
def _load_data_from_json(path):
with open(path) as jsonfile:
inventory = json.load(jsonfile)
return inventory
def main(argv):
# first item is the inventory_dhcp setting
# second item is the inventory_dhcp_static_ip setting
inventory_dhcp = (argv[0] == 'True' or argv[0] == 'true')
inventory_dhcp_static_ip = (argv[1] == 'True' or argv[1] == 'true')
if not inventory_dhcp:
# nothing to validate
sys.exit(0)
# load data from json file
if os.path.exists('/tmp/baremetal.json'):
inventory = _load_data_from_json('/tmp/baremetal.json')
# load data from csv file
elif os.path.exists('/tmp/baremetal.csv'):
try:
inventory = _load_data_from_csv('/tmp/baremetal.csv')
except Exception:
# try load *.csv as json for backward compatibility
inventory = _load_data_from_json('/tmp/baremetal.csv')
else:
print('ERROR: Inventory file has not been generated')
sys.exit(1)
# now check that we only have these entries in leases file
leases = []
if not os.path.exists('/var/lib/misc/dnsmasq.leases'):
if not os.path.exists('/var/lib/dnsmasq/dnsmasq.leases'):
print('ERROR: dnsmasq leases file has not been generated')
sys.exit(1)
else:
dns_path = '/var/lib/dnsmasq/dnsmasq.leases'
else:
dns_path = '/var/lib/misc/dnsmasq.leases'
with open(dns_path) as csvfile:
leases_reader = csv.reader(csvfile, delimiter=' ')
for row in leases_reader:
leases.append(row)
# first we test number of entries
if len(leases) != len(inventory):
print('ERROR: Number of entries do not match with inventory')
sys.exit(1)
# then we check that all macs and hostnames are present
for value in inventory.values():
# NOTE(pas-ha) supporting only single nic
mac = value['nics'][0]['mac']
hostname = value['name']
ip = value['ipv4_address']
# mac check
for lease_entry in leases:
if lease_entry[1] == mac:
break
else:
print('ERROR: No mac found in leases')
sys.exit(1)
# hostname check
for lease_entry in leases:
if lease_entry[3] == hostname:
# if we use static ip, we need to check that ip matches
# with hostname in leases
if inventory_dhcp_static_ip:
if lease_entry[2] != ip:
print('ERROR: IP does not match with inventory')
sys.exit(1)
break
else:
print('ERROR: No hostname found in leases')
sys.exit(1)
sys.exit(0)
if __name__ == "__main__":
main(sys.argv[1:])