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f646a4bce0
* CI will print a warning if ASN/IP addresses changed. Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
41 lines
1.3 KiB
Python
Executable file
41 lines
1.3 KiB
Python
Executable file
#!/usr/bin/env python3
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import json
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import urllib.request
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import netaddr
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GOOG_URL="https://www.gstatic.com/ipranges/goog.json"
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CLOUD_URL="https://www.gstatic.com/ipranges/cloud.json"
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def read_url(url):
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try:
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s = urllib.request.urlopen(url).read()
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return json.loads(s)
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except urllib.error.HTTPError:
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print("Invalid HTTP response from %s" % url)
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return {}
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except json.decoder.JSONDecodeError:
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print("Could not parse HTTP response from %s" % url)
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return {}
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def main():
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goog_json=read_url(GOOG_URL)
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cloud_json=read_url(CLOUD_URL)
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if goog_json and cloud_json:
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# print("{} published: {}".format(GOOG_URL,goog_json.get('creationTime')))
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# print("{} published: {}".format(CLOUD_URL,cloud_json.get('creationTime')))
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goog_cidrs = netaddr.IPSet()
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for pref in goog_json['prefixes']:
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if pref.get('ipv4Prefix'):
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goog_cidrs.add(pref.get('ipv4Prefix'))
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cloud_cidrs = netaddr.IPSet()
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for pref in cloud_json['prefixes']:
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if pref.get('ipv4Prefix'):
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cloud_cidrs.add(pref.get('ipv4Prefix'))
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# print("IP ranges for Google APIs and services default domains:")
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for i in goog_cidrs.difference(cloud_cidrs).iter_cidrs():
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print(i)
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if __name__=='__main__':
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main()
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