You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
1.6 KiB
63 lines
1.6 KiB
#!/usr/bin/python |
|
# |
|
# Auto-following/reading bot written in Python 2 that has a mission to safe distributed data shared in the twister network |
|
# (https://github.com/twisterarmy/twister-data-guard) |
|
# This script based on the official usernameCrawler |
|
# (https://github.com/miguelfreitas/twister-core/blob/master/contrib/usernameCrawler.py) |
|
# |
|
# Downloaded data is cached in a python pickle file, so it may be executed |
|
# again and it won't need to get everything all over again (you may run it |
|
# from cron scripts, for example) |
|
|
|
import sys, cPickle |
|
|
|
dbFileName = "twisterDataGuard.pickle" |
|
nodeUserName = "twisterdataguard" |
|
blocksInStep = 10000 |
|
|
|
try: |
|
from bitcoinrpc.authproxy import AuthServiceProxy |
|
except ImportError as exc: |
|
sys.stderr.write("Error: install python-bitcoinrpc (https://github.com/jgarzik/python-bitcoinrpc)\n") |
|
exit(-1) |
|
|
|
serverUrl = "http://user:pwd@127.0.0.1:28332" |
|
if len(sys.argv) > 1: |
|
serverUrl = sys.argv[1] |
|
|
|
twister = AuthServiceProxy(serverUrl) |
|
|
|
class MyDb: |
|
lastBlockHash = 0 |
|
|
|
try: |
|
db = cPickle.load(open(dbFileName)) |
|
nextHash = db.lastBlockHash |
|
except: |
|
db = MyDb() |
|
nextHash = twister.getblockhash(0) |
|
|
|
print "blockchain reading..." |
|
|
|
while True: |
|
|
|
block = twister.getblock(nextHash) |
|
db.lastBlockHash = block["hash"] |
|
|
|
blocksInStep = blocksInStep - 1 |
|
if blocksInStep < 0: |
|
break |
|
|
|
print "read block", str(block["height"]) + "\r", |
|
|
|
for u in block["usernames"]: |
|
print "follow", u |
|
twister.follow(nodeUserName, [u]) |
|
if block.has_key("nextblockhash"): |
|
nextHash = block["nextblockhash"] |
|
else: |
|
break |
|
|
|
cPickle.dump(db,open(dbFileName, "w")) |
|
|
|
print "task completed."
|
|
|