def read_block(db_cursor, hash):
(key,value) = db_cursor.set_range("\x0ablockindex"+hash)
vds = BCDataStream()
vds.clear(); vds.write(value)
block_data = _parse_block_index(vds)
block_data['hash256'] = hash
return block_data
def dump_all_transactions(datadir, db_env):
""" Dump all transactions.
"""
blockfile = open(os.path.join(datadir, "blk%04d.dat"%(1,)), "rb")
block_datastream = BCDataStream()
block_datastream.map_file(blockfile, 0)
def for_each_block(block_data):
block_datastream.seek_file(block_data['nBlockPos'])
data = parse_Block(block_datastream)
block_datetime = datetime.fromtimestamp(data['nTime'])
dt = "%d-%02d-%02d-%02d-%02d-%02d"%(block_datetime.year, block_datetime.month, block_datetime.day, block_datetime.hour, block_datetime.minute, block_datetime.second)
for txn in data['transactions']:
try:
for txIn in txn['txIn']:
if txIn['prevout_hash'] == "\x00"*32:
print 'in\t' + txn['hash'] + '\tcoinbase\t' + dt
else:
pk = extract_public_key(txIn['scriptSig'])
print 'in\t' + txn['hash'] + '\t' + long_hex(txIn['prevout_hash'][::-1]) + '\t' + str(txIn['prevout_n']) + '\t' + pk + '\t' + dt
index = 0
for txOut in txn['txOut']:
pk = extract_public_key(txOut['scriptPubKey'])
print 'out\t' + txn['hash'] + '\t' + str(index) + '\t' + pk + '\t' + str(txOut['value']/1.0e8) + '\t' + dt
index += 1
except:
pass
return True
scan_blocks(datadir, db_env, for_each_block)
db_env.close()
def scan_blocks(datadir, db_env, callback_fn):
""" Scan through blocks, from last through genesis block,
calling callback_fn(block_data) for each.
callback_fn should return False if scanning should
stop, True if it should continue.
Returns last block_data scanned.
"""
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
# Read the hashBestChain record:
cursor = db.cursor()
(key, value) = cursor.set_range("\x0dhashBestChain")
vds.write(value)
hashBestChain = vds.read_bytes(32)
block_data = read_block(cursor, hashBestChain)
while callback_fn(block_data):
if block_data['nHeight'] == 0:
break;
block_data = read_block(cursor, block_data['hashPrev'])
return block_data
def search_blocks(datadir, db_env, pattern):
""" Dump a block given block number (== height, genesis block is 0)
"""
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
# Read the hashBestChain record:
cursor = db.cursor()
(key, value) = cursor.set_range("\x0dhashBestChain")
vds.write(value)
hashBestChain = vds.read_bytes(32)
block_data = read_block(cursor, hashBestChain)
if pattern == "NONSTANDARD_CSCRIPTS": # Hack to look for non-standard transactions
search_odd_scripts(datadir, cursor, block_data)
return
while True:
block_string = _dump_block(datadir, block_data['nFile'], block_data['nBlockPos'],
block_data['hash256'], block_data['hashNext'], False)
if re.search(pattern, block_string) is not None:
print "MATCH: Block height: "+str(block_data['nHeight'])
print block_string
if block_data['nHeight'] == 0:
break
block_data = read_block(cursor, block_data['hashPrev'])
def check_block_chain(db_env):
""" Make sure hashPrev/hashNext pointers are consistent through block chain """
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
# Read the hashBestChain record:
cursor = db.cursor()
(key, value) = cursor.set_range("\x0dhashBestChain")
vds.write(value)
hashBestChain = vds.read_bytes(32)
back_blocks = []
block_data = read_block(cursor, hashBestChain)
while block_data['nHeight'] > 0:
back_blocks.append( (block_data['nHeight'], block_data['hashMerkle'], block_data['hashPrev'], block_data['hashNext']) )
block_data = read_block(cursor, block_data['hashPrev'])
back_blocks.append( (block_data['nHeight'], block_data['hashMerkle'], block_data['hashPrev'], block_data['hashNext']) )
genesis_block = block_data
print("check block chain: genesis block merkle hash is: %s"%(block_data['hashMerkle'][::-1].encode('hex_codec')))
while block_data['hashNext'] != ('\0'*32):
forward = (block_data['nHeight'], block_data['hashMerkle'], block_data['hashPrev'], block_data['hashNext'])
back = back_blocks.pop()
if forward != back:
print("Forward/back block mismatch at height %d!"%(block_data['nHeight'],))
print(" Forward: "+str(forward))
print(" Back: "+str(back))
block_data = read_block(cursor, block_data['hashNext'])
def process_tx(self):
hash = self.tx
tx_broadcast = dict(hash=hash, value=0);
logging.info("processing tx hash: "+hash)
template = self.daemon.conn.proxy.getblocktemplate()
txns = template["transactions"];
txdata = None
for tx in txns:
if tx["hash"] == hash:
logging.info("tx found in mempool")
txdata = tx["data"]
break
if txdata:
raw = BCDataStream()
raw.write(txdata.decode('hex_codec'))
tx = parse_Transaction(raw)
for out in tx["txOut"]:
tx_broadcast["value"] += out["value"]
else:
logging.info("unable to find tx in mempool")
try:
tx = self.daemon.conn.gettransaction(hash)
tx = tx.transaction[0]
logging.debug(tx)
for out in tx["outpoints"]:
tx_broadcast["value"] += long(out["value"])
except bitcoinrpc.exceptions.InvalidAddressOrKey:
logging.info("tx not found in blockchain")
sys.exit(1)
date = datetime.datetime.fromtimestamp(tx["time"]).replace(tzinfo=tzlocal())
tx_broadcast["time"] = date.strftime('%Y-%m-%d %H:%M:%S%z')
tx_broadcast["value"] = format(tx_broadcast["value"] / 1e6,'.6f')
self.txnotify.post(tx_broadcast)
def _dump_tx(datadir, tx_hash, tx_pos): blockfile = open(os.path.join(datadir, "blk%04d.dat"%(tx_pos[0],)), "rb") ds = BCDataStream() ds.map_file(blockfile, tx_pos[2]) d = parse_Transaction(ds) print deserialize_Transaction(d) ds.close_file() blockfile.close()
def _dump_tx(datadir, tx_hash, tx_pos): BLOCK_HEADER_SIZE = 80 blockfile = open(os.path.join(datadir, "blocks","blk%05d.dat"%(tx_pos[0],)), "rb") ds = BCDataStream() ds.map_file(blockfile, tx_pos[1]+BLOCK_HEADER_SIZE+tx_pos[2]) tx = parse_Transaction(ds) tx['hash'] = tx_hash[::-1] ds.close_file() blockfile.close() return tx
def _dump_block(datadir, nFile, nBlockPos, blkhash): blockfile = open(os.path.join(datadir,"blocks","blk%05d.dat"%(nFile,)), "rb") ds = BCDataStream() ds.map_file(blockfile, nBlockPos) block_start = ds.read_cursor block = parse_Block(ds) block_end = ds.read_cursor block['blk_size'] = (block_end - block_start) ds.close_file() blockfile.close() return block
def main():
import optparse
parser = optparse.OptionParser(usage="%prog [options]")
parser.add_option("--datadir", dest="datadir", default=None,
help="Look for files here (defaults to bitcoin default)")
parser.add_option("--regex", dest="lookfor", default="/P2SH/",
help="Look for string/regular expression (default: %default)")
parser.add_option("--n", dest="howmany", default=999999, type="int",
help="Look back this many blocks (default: all)")
parser.add_option("--start", dest="start", default=0, type="int",
help="Skip this many blocks to start (default: 0)")
parser.add_option("--verbose", dest="verbose", default=False, action="store_true",
help="Print blocks that match")
(options, args) = parser.parse_args()
if options.datadir is None:
db_dir = determine_db_dir()
else:
db_dir = options.datadir
try:
db_env = create_env(db_dir)
except DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
blockfile = open(os.path.join(db_dir, "blk%04d.dat"%(1,)), "rb")
block_datastream = BCDataStream()
block_datastream.map_file(blockfile, 0)
results = defaultdict(int)
def count_matches(block_data):
block_datastream.seek_file(block_data['nBlockPos'])
data = parse_Block(block_datastream)
coinbase = data['transactions'][0]
scriptSig = coinbase['txIn'][0]['scriptSig']
if results['skipped'] < options.start:
results['skipped'] += 1
else:
results['checked'] += 1
if re.search(options.lookfor, scriptSig) is not None:
results['matched'] += 1
if options.verbose: print("Block %d : %s"%(block_data['nHeight'], scriptSig.encode('string_escape')) )
results['searched'] += 1
return results['searched'] < options.howmany
scan_blocks(db_dir, db_env, count_matches)
db_env.close()
percent = (100.0*results['matched'])/results['checked']
print("Found %d matches in %d blocks (%.1f percent)"%(results['matched'], results['checked'], percent))
def sendbitcoin(address, amount=0, comment="", comment_to=""):
txid = sendtoaddress(address, amount, comment, comment_to)
if txid['result']:
_raw = getrawtransaction(txid['result'])
if _raw['result']:
ds = BCDataStream()
ds.write(binascii.unhexlify(_raw['result']))
_raw['result'] = deserialize.deserialize_TransactionRaw(deserialize.parse_Transaction(ds))
return _raw
else:
if txid['error']['code']==-4:
txid['error']['message']="Insufficient funds"
return txid
def _dump_block(datadir, nFile, nBlockPos, hash256, hashNext, do_print=True):
blockfile = open(os.path.join(datadir, "blk%04d.dat" % (nFile,)), "rb")
ds = BCDataStream()
ds.map_file(blockfile, nBlockPos)
d = parse_Block(ds)
block_string = deserialize_Block(d)
ds.close_file()
blockfile.close()
if do_print:
print "BLOCK " + long_hex(hash256[::-1])
print "Next block: " + long_hex(hashNext[::-1])
print block_string
return block_string
def main():
import optparse
parser = optparse.OptionParser(usage="%prog [options]")
parser.add_option("--datadir", dest="datadir", default=None,
help="Look for files here (defaults to bitcoin default)")
(options, args) = parser.parse_args()
if options.datadir is None:
db_dir = determine_db_dir()
else:
db_dir = options.datadir
try:
db_env = create_env(db_dir)
except DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
blockfile = open(os.path.join(db_dir, "blk%04d.dat"%(1,)), "rb")
block_datastream = BCDataStream()
block_datastream.map_file(blockfile, 0)
n_transactions = { }
v_transactions = { }
def gather_stats(block_data):
block_datastream.seek_file(block_data['nBlockPos'])
data = parse_Block(block_datastream)
block_date = date.fromtimestamp(data['nTime'])
key = "%d-%02d"%(block_date.year, block_date.month)
for txn in data['transactions'][1:]:
for txout in txn['txOut']:
if key in n_transactions:
n_transactions[key] += 1
v_transactions[key] += txout['value']
else:
n_transactions[key] = 1
v_transactions[key] = txout['value']
return True
scan_blocks(db_dir, db_env, gather_stats)
db_env.close()
keys = n_transactions.keys()
keys.sort()
for k in keys:
v = v_transactions[k]/1.0e8
print "%s,%d,%.2f"%(k, n_transactions[k], v)
def main():
import optparse
parser = optparse.OptionParser(usage="%prog [options]")
parser.add_option(
"--datadir", dest="datadir", default=None, help="Look for files here (defaults to bitcoin default)"
)
(options, args) = parser.parse_args()
if options.datadir is None:
db_dir = determine_db_dir()
else:
db_dir = options.datadir
try:
db_env = create_env(db_dir)
except DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
blockfile = open(os.path.join(db_dir, "blk%04d.dat" % (1,)), "rb")
block_datastream = BCDataStream()
block_datastream.map_file(blockfile, 0)
def gather(block_data):
block_datastream.seek_file(block_data["nBlockPos"])
data = parse_Block(block_datastream)
height = block_data["nHeight"]
coinbase = data["transactions"][0]
scriptSig = coinbase["txIn"][0]["scriptSig"]
if len(scriptSig) < 4:
return True
(n,) = struct.unpack_from("<I", scriptSig[0:4])
if n < 6 * 24 * 365.25 * 100: # 200 years of blocks:
print("%d: %d (%s)" % (height, n, approx_date(n)))
if ord(scriptSig[0]) == 0x03:
(n,) = struct.unpack_from("<I", scriptSig[1:4] + "\0")
if n < 6 * 24 * 365.25 * 100: # 200 years of blocks:
print("%d: PUSH %d (%s)" % (height, n, approx_date(n)))
return True
scan_blocks(db_dir, db_env, gather)
db_env.close()
def get_tx(self,txhash,skip=0):
# validation txhash here
txhash = txhash.lower()
if not re.match(r'^[a-f0-9]{64}$',txhash):
return {"error" : "invalid transaction hash format"}
try:
print "trying ppcoind"
tx = self.conn.gettransaction(txhash)
confirmations = tx.confirmations;
tx = tx.transaction[0]
del tx['coindays']
tx['confirmations'] = confirmations
for out in tx["outpoints"]:
out["value"] = format(int(out["value"]) / 1e6,'.6f')
for inp in tx["inpoints"]:
inp["value"] = format(int(inp["value"]) / 1e6,'.6f')
tx['time'] = datetime.datetime.utcfromtimestamp(tx["time"]).strftime("%Y-%m-%d %H:%M:%S+0000")
return tx
except bitcoinrpc.exceptions.InvalidAddressOrKey:
print "checking elsewhere";
template = self.conn.proxy.getblocktemplate()
txns = template["transactions"];
txdata = None
for tx in txns:
if tx["hash"] == txhash:
txdata = tx["data"]
break
if txdata:
raw = BCDataStream()
raw.write(txdata.decode('hex_codec'))
tx = parse_Transaction(raw)
dtx = deserialize_Transaction_json(tx)
dtx["confirmations"] = 0
dtx["txid"] = txhash;
dtx['time'] = datetime.datetime.utcfromtimestamp(tx["time"]).strftime("%Y-%m-%d %H:%M:%S+0000")
#print dtx
for inp in dtx["inpoints"]:
old_tx = self.get_tx(inp["previoustx"])
#print old_tx
inp['value'] = old_tx['outpoints'][inp["previoustxindex"]]['value']
inp['scriptpubkey'] = old_tx['outpoints'][inp["previoustxindex"]]['scriptpubkey']
inp['peercoinaddress'] = old_tx['outpoints'][inp["previoustxindex"]]['peercoinaddress']
return dtx;
cherrypy.response.status = 500
return {'error' : 'tx not found'}
def _read_block(db, blkhash):
key_prefix = "b"+(blkhash.decode('hex_codec')[::-1])
cursor = db.iterator(prefix=key_prefix)
(key, value) = cursor.next()
vds = BCDataStream()
vds.clear(); vds.write(value)
block_data = _parse_block_index(vds)
print block_data
if block_data['nStatus'] & 8 == False:
raise 'no block data, maybe data is downloaded?'
return
block = _dump_block(datadir, block_data['nFile'], block_data['nBlockPos'], blkhash)
block['hash256'] = blkhash
block['nHeight'] = block_data['nHeight']
return block
class CachedBlockFile(object):
def __init__(self, db_dir):
self.datastream = None
self.file = None
self.n = None
self.db_dir = db_dir
def get_stream(self, n):
if self.n == n:
return self.datastream
if self.datastream is not None:
self.datastream.close_file()
self.file.close()
self.n = n
self.file = open(os.path.join(self.db_dir, "blk%04d.dat"%(n,)), "rb")
self.datastream = BCDataStream()
self.datastream.map_file(self.file, 0)
return self.datastream
def get_stream(self, n):
if self.n == n:
return self.datastream
if self.datastream is not None:
self.datastream.close_file()
self.file.close()
self.n = n
self.file = open(os.path.join(self.db_dir, "blk%04d.dat"%(n,)), "rb")
self.datastream = BCDataStream()
self.datastream.map_file(self.file, 0)
return self.datastream
def dump_block_n(datadir, db_env, block_number):
""" Dump a block given block number (== height, genesis block is 0)
"""
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
# Read the hashBestChain record:
cursor = db.cursor()
(key, value) = cursor.set_range("\x0dhashBestChain")
vds.write(value)
hashBestChain = vds.read_bytes(32)
block_data = read_block(cursor, hashBestChain)
while block_data["nHeight"] > block_number:
block_data = read_block(cursor, block_data["hashPrev"])
print "Block height: " + str(block_data["nHeight"])
_dump_block(datadir, block_data["nFile"], block_data["nBlockPos"], block_data["hash256"], block_data["hashNext"])
def _dump_block(datadir, nFile, nBlockPos, hash256, hashNext, do_print=True, print_raw_tx=False, print_json=False):
blockfile = open(os.path.join(datadir, "blk%04d.dat"%(nFile,)), "rb")
ds = BCDataStream()
ds.map_file(blockfile, nBlockPos)
d = parse_Block(ds)
block_string = deserialize_Block(d, print_raw_tx)
ds.close_file()
blockfile.close()
if do_print:
print "BLOCK "+long_hex(hash256[::-1])
print "Next block: "+long_hex(hashNext[::-1])
print block_string
elif print_json:
import json
print json.dumps({
'version': d['version'],
'previousblockhash': d['hashPrev'][::-1].encode('hex'),
'transactions' : [ tx_hex['__data__'].encode('hex') for tx_hex in d['transactions'] ],
'time' : d['nTime'],
'bits' : hex(d['nBits']).lstrip("0x"),
'nonce' : d['nNonce']
})
return block_string
def serialize_transaction(chain, tx):
ds = BCDataStream.BCDataStream()
chain.ds_serialize_transaction(ds, tx)
return ds.input
def dump_transaction(datadir, db_env, tx_id):
""" Dump a transaction, given hexadecimal tx_id-- either the full ID
OR a short_hex version of the id.
"""
db = DB(db_env)
try:
r = db.open("blkindex.dat", "main", DB_BTREE, DB_THREAD|DB_RDONLY)
except DBError:
r = True
if r is not None:
logging.error("Couldn't open blkindex.dat/main. Try quitting any running Bitcoin apps.")
sys.exit(1)
kds = BCDataStream()
vds = BCDataStream()
n_tx = 0
n_blockindex = 0
key_prefix = "\x02tx"+(tx_id[-4:].decode('hex_codec')[::-1])
cursor = db.cursor()
(key, value) = cursor.set_range(key_prefix)
while key.startswith(key_prefix):
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
hash256 = (kds.read_bytes(32))
hash_hex = long_hex(hash256[::-1])
version = vds.read_uint32()
tx_pos = _read_CDiskTxPos(vds)
if (hash_hex.startswith(tx_id) or short_hex(hash256[::-1]).startswith(tx_id)):
_dump_tx(datadir, hash256, tx_pos)
(key, value) = cursor.next()
db.close()
def update_wallet(db, type, data):
"""Write a single item to the wallet.
db must be open with writable=True.
type and data are the type code and data dictionary as parse_wallet would
give to item_callback.
data's __key__, __value__ and __type__ are ignored; only the primary data
fields are used.
"""
d = data
kds = BCDataStream()
vds = BCDataStream()
# Write the type code to the key
kds.write_string(type)
vds.write("") # Ensure there is something
try:
if type == "tx":
raise NotImplementedError("Writing items of type 'tx'")
kds.write(d['tx_id'])
#d.update(parse_WalletTx(vds))
elif type == "name":
kds.write(d['hash'])
vds.write(d['name'])
elif type == "version":
vds.write_uint32(d['version'])
elif type == "setting":
raise NotImplementedError("Writing items of type 'setting'")
kds.write_string(d['setting'])
#d['value'] = parse_setting(d['setting'], vds)
elif type == "key":
kds.write_string(d['public_key'])
vds.write_string(d['private_key'])
elif type == "wkey":
kds.write_string(d['public_key'])
vds.write_string(d['private_key'])
vds.write_int64(d['created'])
vds.write_int64(d['expires'])
vds.write_string(d['comment'])
elif type == "ckey":
kds.write_string(d['public_key'])
kds.write_string(d['crypted_key'])
elif type == "mkey":
kds.write_int32(d['nID'])
vds.write_string(d['crypted_key'])
vds.write_string(d['salt'])
vds.write_int32(d['nDeriveIterations'])
vds.write_int32(d['nDerivationMethod'])
vds.write_string(d['vchOtherDerivationParameters'])
elif type == "defaultkey":
vds.write_string(d['key'])
elif type == "pool":
kds.write_int64(d['n'])
vds.write_int32(d['nVersion'])
vds.write_int64(d['nTime'])
vds.write_string(d['public_key'])
elif type == "acc":
kds.write_string(d['account'])
vds.write_int32(d['nVersion'])
vds.write_string(d['public_key'])
elif type == "acentry":
kds.write_string(d['account'])
kds.write_uint64(d['n'])
vds.write_int32(d['nVersion'])
vds.write_int64(d['nCreditDebit'])
vds.write_int64(d['nTime'])
vds.write_string(d['otherAccount'])
vds.write_string(d['comment'])
elif type == "bestblock":
vds.write_int32(d['nVersion'])
vds.write_compact_size(len(d['hashes']))
for h in d['hashes']:
vds.write(h)
else:
print "Unknown key type: "+type
# Write the key/value pair to the database
db.put(kds.input, vds.input)
except Exception, e:
print("ERROR writing to wallet.dat, type %s"%type)
print("data dictionary: %r"%data)
def dump_accounts(db_env):
db = open_wallet(db_env)
kds = BCDataStream()
vds = BCDataStream()
accounts = set()
for (key, value) in db.items():
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
if type == "acc":
accounts.add(kds.read_string())
elif type == "name":
accounts.add(vds.read_string())
elif type == "acentry":
accounts.add(kds.read_string())
# Note: don't need to add otheraccount, because moves are
# always double-entry
for name in sorted(accounts):
print(name)
db.close()
def parse_wallet(db, item_callback):
kds = BCDataStream()
vds = BCDataStream()
for (key, value) in db.items():
d = { }
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
try:
type = kds.read_string()
d["__key__"] = key
d["__value__"] = value
d["__type__"] = type
except Exception, e:
print("ERROR attempting to read data from wallet.dat, type %s"%type)
continue
try:
if type == "tx":
d["tx_id"] = kds.read_bytes(32)
d.update(parse_WalletTx(vds))
elif type == "name":
d['hash'] = kds.read_string()
d['name'] = vds.read_string()
elif type == "version":
d['version'] = vds.read_uint32()
elif type == "setting":
d['setting'] = kds.read_string()
d['value'] = parse_setting(d['setting'], vds)
elif type == "key":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "wkey":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
d['created'] = vds.read_int64()
d['expires'] = vds.read_int64()
d['comment'] = vds.read_string()
elif type == "ckey":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['crypted_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "mkey":
d['nID'] = kds.read_int32()
d['crypted_key'] = vds.read_bytes(vds.read_compact_size())
d['salt'] = vds.read_bytes(vds.read_compact_size())
d['nDerivationMethod'] = vds.read_int32()
d['nDeriveIterations'] = vds.read_int32()
d['vchOtherDerivationParameters'] = vds.read_bytes(vds.read_compact_size())
elif type == "defaultkey":
d['key'] = vds.read_bytes(vds.read_compact_size())
elif type == "pool":
d['n'] = kds.read_int64()
d['nVersion'] = vds.read_int32()
d['nTime'] = vds.read_int64()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acc":
d['account'] = kds.read_string()
d['nVersion'] = vds.read_int32()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acentry":
d['account'] = kds.read_string()
d['n'] = kds.read_uint64()
d['nVersion'] = vds.read_int32()
d['nCreditDebit'] = vds.read_int64()
d['nTime'] = vds.read_int64()
d['otherAccount'] = vds.read_string()
d['comment'] = vds.read_string()
elif type == "bestblock":
d['nVersion'] = vds.read_int32()
d.update(parse_BlockLocator(vds))
elif type == "cscript":
d['scriptHash'] = kds.read_bytes(20)
d['script'] = vds.read_bytes(vds.read_compact_size())
else:
print "Skipping item of type "+type
continue
item_callback(type, d)
except Exception, e:
print("ERROR parsing wallet.dat, type %s"%type)
print("key data in hex: %s"%key.encode('hex_codec'))
print("value data in hex: %s"%value.encode('hex_codec'))
def main():
import optparse
parser = optparse.OptionParser(usage="%prog [options]")
parser.add_option("--datadir", dest="datadir", default=None,
help="Look for files here (defaults to bitcoin default)")
parser.add_option("--week", dest="week", default=False,
action="store_true",
help="Dump day-by-day for the last week's worth of blocks")
(options, args) = parser.parse_args()
if options.datadir is None:
db_dir = determine_db_dir()
else:
db_dir = options.datadir
try:
db_env = create_env(db_dir)
except DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
blockfile = open(os.path.join(db_dir, "blk%04d.dat"%(1,)), "rb")
block_datastream = BCDataStream()
block_datastream.map_file(blockfile, 0)
n_transactions = defaultdict(int)
v_transactions = defaultdict(float)
v_transactions_min = defaultdict(float)
v_transactions_max = defaultdict(float)
def gather_stats(block_data):
block_datastream.seek_file(block_data['nBlockPos'])
data = parse_Block(block_datastream)
block_date = date.fromtimestamp(data['nTime'])
key = "%d-%02d"%(block_date.year, block_date.month)
for txn in data['transactions'][1:]:
values = []
for txout in txn['txOut']:
n_transactions[key] += 1
v_transactions[key] += txout['value']
values.append(txout['value'])
v_transactions_min[key] += min(values)
v_transactions_max[key] += max(values)
return True
def gather_stats_week(block_data, lastDate):
block_datastream.seek_file(block_data['nBlockPos'])
data = parse_Block(block_datastream)
block_date = date.fromtimestamp(data['nTime'])
if block_date < lastDate:
return False
key = "%d-%02d-%02d"%(block_date.year, block_date.month, block_date.day)
for txn in data['transactions'][1:]:
values = []
for txout in txn['txOut']:
n_transactions[key] += 1
v_transactions[key] += txout['value']
values.append(txout['value'])
v_transactions_min[key] += min(values)
v_transactions_max[key] += max(values)
return True
if options.week:
lastDate = date.fromordinal(date.today().toordinal()-7)
scan_blocks(db_dir, db_env, lambda x: gather_stats_week(x, lastDate) )
else:
scan_blocks(db_dir, db_env, gather_stats)
db_env.close()
print "date,nTransactions,minBTC,maxBTC,totalBTC"
keys = n_transactions.keys()
keys.sort()
for k in keys:
v = v_transactions[k]/1.0e8
v_min = v_transactions_min[k]/1.0e8
v_max = v_transactions_max[k]/1.0e8
# Columns are:
# month n_transactions min max total
# ... where min and max add up just the smallest or largest
# output in each transaction; the true value of bitcoins
# transferred will be somewhere between min and max.
# We don't know how many are transfers-to-self, though, and
# this will undercount multi-txout-transactions (which is good
# right now, because they're mostly used for mining pool
# payouts that arguably shouldn't count).
print "%s,%d,%.2f,%.2f,%.2f"%(k, n_transactions[k], v_min, v_max, v)
def serialize_block_header(chain, block):
ds = BCDataStream.BCDataStream()
chain.ds_serialize_block_header(ds, block)
return ds.input
def dump_block(datadir, db_env, block_hash):
""" Dump a block, given hexadecimal hash-- either the full hash
OR a short_hex version of the it.
"""
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
n_blockindex = 0
key_prefix = "\x0ablockindex"
cursor = db.cursor()
(key, value) = cursor.set_range(key_prefix)
while key.startswith(key_prefix):
kds.clear()
kds.write(key)
vds.clear()
vds.write(value)
type = kds.read_string()
hash256 = kds.read_bytes(32)
hash_hex = long_hex(hash256[::-1])
block_data = _parse_block_index(vds)
if hash_hex.startswith(block_hash) or short_hex(hash256[::-1]).startswith(block_hash):
print "Block height: " + str(block_data["nHeight"])
_dump_block(datadir, block_data["nFile"], block_data["nBlockPos"], hash256, block_data["hashNext"])
(key, value) = cursor.next()
db.close()
def dump_addresses(db_env):
db = DB(db_env)
try:
r = db.open("addr.dat", "main", DB_BTREE, DB_THREAD|DB_RDONLY)
except DBError:
r = True
if r is not None:
logging.error("Couldn't open addr.dat/main. Try quitting Bitcoin and running this again.")
sys.exit(1)
kds = BCDataStream()
vds = BCDataStream()
for (key, value) in db.items():
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
if type == "addr":
d = parse_CAddress(vds)
print(deserialize_CAddress(d))
db.close()
def dump_blkindex_summary(db_env):
db = DB(db_env)
try:
r = db.open("blkindex.dat", "main", DB_BTREE, DB_THREAD|DB_RDONLY)
except DBError:
r = True
if r is not None:
logging.error("Couldn't open blkindex.dat/main. Try quitting any running Bitcoin apps.")
sys.exit(1)
kds = BCDataStream()
vds = BCDataStream()
n_tx = 0
n_blockindex = 0
print("blkindex file summary:")
for (key, value) in db.items():
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
if type == "tx":
n_tx += 1
elif type == "blockindex":
n_blockindex += 1
elif type == "version":
version = vds.read_int32()
print(" Version: %d"%(version,))
elif type == "hashBestChain":
hash = vds.read_bytes(32)
print(" HashBestChain: %s"%(hash.encode('hex_codec'),))
else:
logging.warn("blkindex: unknown type '%s'"%(type,))
continue
print(" %d transactions, %d blocks."%(n_tx, n_blockindex))
db.close()
def dump_transaction(datadir, db_env, tx_id):
""" Dump a transaction, given hexadecimal tx_id-- either the full ID
OR a short_hex version of the id.
"""
db = DB(db_env)
try:
r = db.open("blkindex.dat", "main", DB_BTREE, DB_THREAD|DB_RDONLY)
except DBError:
r = True
if r is not None:
logging.error("Couldn't open blkindex.dat/main. Try quitting any running Bitcoin apps.")
sys.exit(1)
kds = BCDataStream()
vds = BCDataStream()
n_tx = 0
n_blockindex = 0
key_prefix = "\x02tx"+(tx_id[-4:].decode('hex_codec')[::-1])
cursor = db.cursor()
(key, value) = cursor.set_range(key_prefix)
while key.startswith(key_prefix):
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
hash256 = (kds.read_bytes(32))
hash_hex = long_hex(hash256[::-1])
version = vds.read_uint32()
tx_pos = _read_CDiskTxPos(vds)
if (hash_hex.startswith(tx_id) or short_hex(hash256[::-1]).startswith(tx_id)):
_dump_tx(datadir, hash256, tx_pos)
(key, value) = cursor.next()
db.close()
def dump_accounts(db_env):
db = open_wallet(db_env)
kds = BCDataStream()
vds = BCDataStream()
accounts = set()
for (key, value) in db.items():
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
if type == "acc":
accounts.add(kds.read_string())
elif type == "name":
accounts.add(vds.read_string())
elif type == "acentry":
accounts.add(kds.read_string())
# Note: don't need to add otheraccount, because moves are
# always double-entry
for name in sorted(accounts):
print(name)
db.close()
def dump_block(datadir, db_env, block_hash, print_raw_tx=False, print_json=False):
""" Dump a block, given hexadecimal hash-- either the full hash
OR a short_hex version of the it.
"""
db = _open_blkindex(db_env)
kds = BCDataStream()
vds = BCDataStream()
n_blockindex = 0
key_prefix = "\x0ablockindex"
cursor = db.cursor()
(key, value) = cursor.set_range(key_prefix)
while key.startswith(key_prefix):
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
hash256 = kds.read_bytes(32)
hash_hex = long_hex(hash256[::-1])
block_data = _parse_block_index(vds)
if (hash_hex.startswith(block_hash) or short_hex(hash256[::-1]).startswith(block_hash)):
if print_json == False:
print "Block height: "+str(block_data['nHeight'])
_dump_block(datadir, block_data['nFile'], block_data['nBlockPos'], hash256, block_data['hashNext'], print_raw_tx=print_raw_tx)
else:
_dump_block(datadir, block_data['nFile'], block_data['nBlockPos'], hash256, block_data['hashNext'], print_json=print_json, do_print=False)
(key, value) = cursor.next()
db.close()
def str_to_ds(s):
import BCDataStream
ds = BCDataStream.BCDataStream()
ds.write(s)
return ds
def update_wallet(db, type, data):
"""Write a single item to the wallet.
db must be open with writable=True.
type and data are the type code and data dictionary as parse_wallet would
give to item_callback.
data's __key__, __value__ and __type__ are ignored; only the primary data
fields are used.
"""
d = data
kds = BCDataStream()
vds = BCDataStream()
# Write the type code to the key
kds.write_string(type)
vds.write("") # Ensure there is something
try:
if type == "tx":
raise NotImplementedError("Writing items of type 'tx'")
kds.write(d['tx_id'])
#d.update(parse_WalletTx(vds))
elif type == "name":
kds.write(d['hash'])
vds.write(d['name'])
elif type == "version":
vds.write_uint32(d['version'])
elif type == "setting":
raise NotImplementedError("Writing items of type 'setting'")
kds.write_string(d['setting'])
#d['value'] = parse_setting(d['setting'], vds)
elif type == "key":
kds.write_string(d['public_key'])
vds.write_string(d['private_key'])
elif type == "wkey":
kds.write_string(d['public_key'])
vds.write_string(d['private_key'])
vds.write_int64(d['created'])
vds.write_int64(d['expires'])
vds.write_string(d['comment'])
elif type == "ckey":
kds.write_string(d['public_key'])
kds.write_string(d['crypted_key'])
elif type == "mkey":
kds.write_int32(d['nID'])
vds.write_string(d['crypted_key'])
vds.write_string(d['salt'])
vds.write_int32(d['nDeriveIterations'])
vds.write_int32(d['nDerivationMethod'])
vds.write_string(d['vchOtherDerivationParameters'])
elif type == "defaultkey":
vds.write_string(d['key'])
elif type == "pool":
kds.write_int64(d['n'])
vds.write_int32(d['nVersion'])
vds.write_int64(d['nTime'])
vds.write_string(d['public_key'])
elif type == "acc":
kds.write_string(d['account'])
vds.write_int32(d['nVersion'])
vds.write_string(d['public_key'])
elif type == "acentry":
kds.write_string(d['account'])
kds.write_uint64(d['n'])
vds.write_int32(d['nVersion'])
vds.write_int64(d['nCreditDebit'])
vds.write_int64(d['nTime'])
vds.write_string(d['otherAccount'])
vds.write_string(d['comment'])
elif type == "bestblock":
vds.write_int32(d['nVersion'])
vds.write_compact_size(len(d['hashes']))
for h in d['hashes']:
vds.write(h)
else:
print "Unknown key type: "+type
# Write the key/value pair to the database
db.put(kds.input, vds.input)
except Exception, e:
print("ERROR writing to wallet.dat, type %s"%type)
print("data dictionary: %r"%data)
def _read_tx(db, txhash): kds = BCDataStream() vds = BCDataStream() key_prefix = "t"+txhash cursor = db.iterator(prefix=key_prefix) (key, value) = cursor.next() kds.clear(); kds.write(key) vds.clear(); vds.write(value) kds.read_bytes(1) hash256 = (kds.read_bytes(32)) tx_pos = _read_CDiskTxPos(vds) return _dump_tx(datadir, hash256, tx_pos)
def parse_wallet(db, item_callback):
kds = BCDataStream()
vds = BCDataStream()
for (key, value) in db.items():
d = { }
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
try:
type = kds.read_string()
d["__key__"] = key
d["__value__"] = value
d["__type__"] = type
except Exception, e:
print("ERROR attempting to read data from wallet.dat, type %s"%type)
continue
try:
if type == "tx":
d["tx_id"] = kds.read_bytes(32)
d.update(parse_WalletTx(vds))
elif type == "name":
d['hash'] = kds.read_string()
d['name'] = vds.read_string()
elif type == "version":
d['version'] = vds.read_uint32()
elif type == "setting":
d['setting'] = kds.read_string()
d['value'] = parse_setting(d['setting'], vds)
elif type == "key":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "wkey":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
d['created'] = vds.read_int64()
d['expires'] = vds.read_int64()
d['comment'] = vds.read_string()
elif type == "ckey":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['crypted_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "mkey":
d['nID'] = kds.read_int32()
d['crypted_key'] = vds.read_bytes(vds.read_compact_size())
d['salt'] = vds.read_bytes(vds.read_compact_size())
d['nDerivationMethod'] = vds.read_int32()
d['nDeriveIterations'] = vds.read_int32()
d['vchOtherDerivationParameters'] = vds.read_bytes(vds.read_compact_size())
elif type == "defaultkey":
d['key'] = vds.read_bytes(vds.read_compact_size())
elif type == "pool":
d['n'] = kds.read_int64()
d['nVersion'] = vds.read_int32()
d['nTime'] = vds.read_int64()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acc":
d['account'] = kds.read_string()
d['nVersion'] = vds.read_int32()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acentry":
d['account'] = kds.read_string()
d['n'] = kds.read_uint64()
d['nVersion'] = vds.read_int32()
d['nCreditDebit'] = vds.read_int64()
d['nTime'] = vds.read_int64()
d['otherAccount'] = vds.read_string()
d['comment'] = vds.read_string()
elif type == "bestblock":
d['nVersion'] = vds.read_int32()
d.update(parse_BlockLocator(vds))
elif type == "cscript":
d['scriptHash'] = kds.read_bytes(20)
d['script'] = vds.read_bytes(vds.read_compact_size())
else:
print "Skipping item of type "+type
continue
item_callback(type, d)
except Exception, e:
print("ERROR parsing wallet.dat, type %s"%type)
print("key data in hex: %s"%key.encode('hex_codec'))
print("value data in hex: %s"%value.encode('hex_codec'))
def parse_wallet(db, item_callback):
kds = BCDataStream()
vds = BCDataStream()
for (key, value) in db.items():
d = { }
kds.clear(); kds.write(key)
vds.clear(); vds.write(value)
type = kds.read_string()
d["__key__"] = key
d["__value__"] = value
d["__type__"] = type
try:
if type == "tx":
d["tx_id"] = kds.read_bytes(32)
d.update(parse_WalletTx(vds))
elif type == "name":
d['hash'] = kds.read_string()
d['name'] = vds.read_string()
elif type == "version":
d['version'] = vds.read_uint32()
elif type == "setting":
d['setting'] = kds.read_string()
d['value'] = parse_setting(d['setting'], vds)
elif type == "key":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "wkey":
d['public_key'] = kds.read_bytes(kds.read_compact_size())
d['private_key'] = vds.read_bytes(vds.read_compact_size())
d['created'] = vds.read_int64()
d['expires'] = vds.read_int64()
d['comment'] = vds.read_string()
elif type == "defaultkey":
d['key'] = vds.read_bytes(vds.read_compact_size())
elif type == "pool":
d['n'] = kds.read_int64()
d['nVersion'] = vds.read_int32()
d['nTime'] = vds.read_int64()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acc":
d['account'] = kds.read_string()
d['nVersion'] = vds.read_int32()
d['public_key'] = vds.read_bytes(vds.read_compact_size())
elif type == "acentry":
d['account'] = kds.read_string()
d['n'] = kds.read_uint64()
d['nVersion'] = vds.read_int32()
d['nCreditDebit'] = vds.read_int64()
d['nTime'] = vds.read_int64()
d['otherAccount'] = vds.read_string()
d['comment'] = vds.read_string()
else:
print "Unknown key type: "+type
item_callback(type, d)
except Exception, e:
print("ERROR parsing wallet.dat, type %s"%type)
print("key data in hex: %s"%key.encode('hex_codec'))
print("value data in hex: %s"%value.encode('hex_codec'))