将Amazon的提供的IP段（json格式）转换为Azure的IP段（XML格式）

aws2azure.py

# -*- coding: utf-8 -*-
import urllib.request
import urllib.parse
import json
import xml.dom.minidom

url = 'https://ip-ranges.amazonaws.com/ip-ranges.json'
response = urllib.request.urlopen(url)
resp_json_str = response.read().decode('utf-8')
resp_json = json.loads(resp_json_str)

regions = {}
for prefix in resp_json['prefixes']:
    ipRange = prefix['ip_prefix']
    region = prefix['region']
    if (region in regions.keys()):
        regions[region].append(ipRange)
    else:
        regions[region] = [ipRange]

doc = xml.dom.minidom.Document()
root = doc.createElement('AzurePublicIpAddresses')

for name in regions.keys():
    region = regions[name]
    nodeRegion = doc.createElement('Region')
    nodeRegion.setAttribute('Name', name)
    for ipRange in region:
        nodeIpRange = doc.createElement('IpRange')
        nodeIpRange.setAttribute('Subnet', ipRange)
        nodeRegion.appendChild(nodeIpRange)
    root.appendChild(nodeRegion)
doc.appendChild(root)

fp = open('d:\\tmp\\ip-ranges.xml', 'w')
doc.writexml(fp, indent='', addindent='\t', newl='\n', encoding="utf-8")