ghost
3 years ago
1 changed files with 68 additions and 0 deletions
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#!/usr/bin/python |
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import sys, MySQLdb |
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db = MySQLdb.connect(host="localhost", # your host, usually localhost |
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user="root", # your username |
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passwd="password", # your password |
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db="twister-stat") # name of the data base |
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cursor = db.cursor() |
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blocksInStep = 1000000 # blocks processing by the one step |
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class MyDb: |
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nextBlock = 0 |
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process = MyDb() |
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cursor.execute ("SELECT COUNT(*) + 1 AS nextBlock FROM block") |
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row = cursor.fetchone() |
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process.nextBlock = row[0] |
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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:password@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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print "blockchain reading..." |
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while True: |
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hash = twister.getblockhash(process.nextBlock) |
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block = twister.getblock(hash) |
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blocksInStep = blocksInStep - 1 |
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if blocksInStep < 0: |
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break |
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print "add block", block["height"] |
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cursor.execute("INSERT INTO block SET hash = %s, time = %s", (block["hash"], block["time"])) |
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blockId = db.insert_id() |
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for userName in block["usernames"]: |
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print "add user", userName |
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cursor.execute("INSERT INTO user SET blockId = %s, username = %s", (blockId, userName)) |
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if block.has_key("nextblockhash"): |
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process.nextBlock = process.nextBlock + 1 |
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else: |
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print "database is up to date..." |
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break |
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db.commit() |
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db.close() |
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print "task completed." |
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