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56 lines
1.6 KiB
56 lines
1.6 KiB
#!/usr/bin/python |
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# |
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# Auto-following/reading bot written in Python 2 that has a mission to safe distributed data shared in the twister network |
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# (https://github.com/twisterarmy/twister-data-guard) |
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# This script based on the official usernameCrawler |
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# (https://github.com/miguelfreitas/twister-core/blob/master/contrib/usernameCrawler.py) |
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# |
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# Downloaded data is cached in a python pickle file, so it may be executed |
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# again and it won't need to get everything all over again (you may run it |
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# from cron scripts, for example) |
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import sys, cPickle |
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dbFileName = "twisterDataGuard.pickle" |
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nodeUserName = "twisterdataguard" |
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try: |
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from bitcoinrpc.authproxy import AuthServiceProxy |
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except ImportError as exc: |
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sys.stderr.write("Error: install python-bitcoinrpc (https://github.com/jgarzik/python-bitcoinrpc)\n") |
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exit(-1) |
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serverUrl = "http://user:pwd@127.0.0.1:28332" |
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if len(sys.argv) > 1: |
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serverUrl = sys.argv[1] |
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twister = AuthServiceProxy(serverUrl) |
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class MyDb: |
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lastBlockHash = 0 |
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try: |
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db = cPickle.load(open(dbFileName)) |
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nextHash = db.lastBlockHash |
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except: |
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db = MyDb() |
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nextHash = twister.getblockhash(0) |
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print "blockchain reading..." |
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while True: |
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block = twister.getblock(nextHash) |
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db.lastBlockHash = block["hash"] |
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print "block", str(block["height"]) + "\r", |
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usernames = block["usernames"] |
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for u in usernames: |
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print "follow", u |
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twister.follow(nodeUserName, [u]) |
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if block.has_key("nextblockhash"): |
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nextHash = block["nextblockhash"] |
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else: |
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break |
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cPickle.dump(db,open(dbFileName, "w")) |
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print "task completed."
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