#!/usr/bin/python3
# import json module
import json
import re
# import pprint module
from pprint import pprint
# read json file and create an python dictionary
with open('/home/scripts/ffluxbot/nodes.json') as f:
    data = json.load(f)

# print whole json file
# pprint (data)
# print specific value of speciifc item of json fle
#pprint (data["nodes"][0]["nodeinfo"])

# print keys
#x = data.keys()
#pprint (x)
regex = re.compile('fd4e.*')
#y = data.items()
#pprint (y)

#z = data.values()
#pprint (z)

# print hostnames and IPV6 addresses of all nodes
for each in data['nodes']:
    hostname = each['nodeinfo']['hostname']
    iplist = each['nodeinfo']['network']['addresses']
    IP = str(list(filter(regex.match,iplist))[0])
    print('{} {}'.format(IP, hostname))