def shutdown(self):
"""Shutdown the whole DBManager.
*Must* be called before application exit!
This instance isn't usable anymore after shutdonw has been
called on it!
"""
self._a()
try:
# close all cursors on databases
for db in self._dbs.values():
db.close_all_cursors()
# abort all open transactions
for txn in self._txns.values():
txn.abort()
# close all databases
for db in self._dbs.values():
try:
db.close()
except NotOpenError:
pass
self._env.close()
self._env = None
finally:
self._r()
def import_key(keyLine, db_dir, input_mode="b58", dryrun=False, verbose=False):
if len(keyLine.strip()) == 0:
return
if input_mode == "b58":
priv_bin = privkey_b58_bin(keyLine)
elif input_mode == "b64":
priv_bin = privkey_b64_bin(keyLine)
elif input_mode == "bin":
if len(keyLine) not in (32, 279):
raise ValueError("Expected a key of 32 or 279 bytes")
priv_bin = keyLine
if len(priv_bin) == 32:
# Get the full DER key
priv_bin = priv_to_der(priv_bin)
# The public key of a DER-encoded private key is just the last 65 bytes
pub_bin = priv_bin[-65:]
# Print out the key and address
if verbose:
print "Private key: %s" % util.long_hex(priv_bin)
print "Public key: %s" % util.long_hex(pub_bin)
else:
print "Private key: %s" % util.short_hex(priv_bin)
print "Public key: %s" % util.short_hex(pub_bin)
addr = base58.public_key_to_bc_address(pub_bin)
if addr == '':
# This can happen if pycrypto is not installed, or if the RIPEMD160
# hash is not available (it has been removed in the Debian/Ubuntu
# version)
print "Warning: Cannot calculate address; check pycrypto library"
else:
print "Address: %s" % addr
# Data for wallet.update_wallet
data = {
'private_key': priv_bin,
'public_key': pub_bin,
}
try:
db_env = util.create_env(db_dir)
except bsddb.db.DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
if not dryrun:
db = wallet.open_wallet(db_env, writable=True)
wallet.update_wallet(db, 'key', data)
db.close()
def import_key(keyLine, db_dir, input_mode="b58", dryrun=False,verbose=False):
if len(keyLine.strip()) == 0:
return
if input_mode == "b58":
priv_bin = privkey_b58_bin(keyLine)
elif input_mode == "b64":
priv_bin = privkey_b64_bin(keyLine)
elif input_mode == "bin":
if len(keyLine) not in (32, 279):
raise ValueError("Expected a key of 32 or 279 bytes")
priv_bin = keyLine
if len(priv_bin) == 32:
# Get the full DER key
priv_bin = priv_to_der(priv_bin)
# The public key of a DER-encoded private key is just the last 65 bytes
pub_bin = priv_bin[-65:]
# Print out the key and address
if verbose:
print "Private key: %s" % util.long_hex(priv_bin)
print "Public key: %s" % util.long_hex(pub_bin)
else:
print "Private key: %s" % util.short_hex(priv_bin)
print "Public key: %s" % util.short_hex(pub_bin)
addr = base58.public_key_to_bc_address(pub_bin)
if addr == '':
# This can happen if pycrypto is not installed, or if the RIPEMD160
# hash is not available (it has been removed in the Debian/Ubuntu
# version)
print "Warning: Cannot calculate address; check pycrypto library"
else:
print "Address: %s" % addr
# Data for wallet.update_wallet
data = {
'private_key': priv_bin,
'public_key': pub_bin,
}
try:
db_env = util.create_env(db_dir)
except bsddb.db.DBNoSuchFileError:
logging.error("Couldn't open " + db_dir)
sys.exit(1)
if not dryrun:
db = wallet.open_wallet(db_env, writable=True)
wallet.update_wallet(db, 'key', data)
db.close()
def finalize():
global db
if db:
db.close()
db = None
sys.exit(2)
wallet_filename = os.path.abspath(sys.argv[1])
with open(wallet_filename, "rb") as wallet_file:
wallet_file.seek(12)
if wallet_file.read(8) != b"\x62\x31\x05\x00\x09\x00\x00\x00": # BDB magic, Btree v9
print(prog+": error: file is not a Bitcoin Core wallet", file=sys.stderr)
sys.exit(1)
db_env = bsddb.db.DBEnv()
db_env.open(os.path.dirname(wallet_filename), bsddb.db.DB_CREATE | bsddb.db.DB_INIT_MPOOL)
db = bsddb.db.DB(db_env)
db.open(wallet_filename, b"main", bsddb.db.DB_BTREE, bsddb.db.DB_RDONLY)
mkey = db.get(b"\x04mkey\x01\x00\x00\x00")
db.close()
db_env.close()
if not mkey:
raise ValueError("Encrypted master key #1 not found in the Bitcoin Core wallet file.\n"+
"(is this wallet encrypted? is this a standard Bitcoin Core wallet?)")
# This is a little fragile because it assumes the encrypted key and salt sizes are
# 48 and 8 bytes long respectively, which although currently true may not always be:
# (it will loudly fail if this isn't the case; if smarter it could gracefully succeed):
encrypted_master_key, salt, method, iter_count = struct.unpack_from("< 49p 9p I I", mkey)
if method != 0:
print(prog+": warning: unexpected Bitcoin Core key derivation method", str(method), file=sys.stderr)
print("Partial Bitcoin Core encrypted master key, salt, iter_count, and crc in base64:", file=sys.stderr)
with open(wallet_filename, "rb") as wallet_file:
wallet_file.seek(12)
if wallet_file.read(
8) != b"\x62\x31\x05\x00\x09\x00\x00\x00": # BDB magic, Btree v9
print(prog + ": error: file is not a Bitcoin Core wallet",
file=sys.stderr)
sys.exit(1)
db_env = bsddb.db.DBEnv()
db_env.open(os.path.dirname(wallet_filename),
bsddb.db.DB_CREATE | bsddb.db.DB_INIT_MPOOL)
db = bsddb.db.DB(db_env)
db.open(wallet_filename, b"main", bsddb.db.DB_BTREE, bsddb.db.DB_RDONLY)
mkey = db.get(b"\x04mkey\x01\x00\x00\x00")
db.close()
db_env.close()
if not mkey:
raise ValueError(
"Encrypted master key #1 not found in the Bitcoin Core wallet file.\n"
+
"(is this wallet encrypted? is this a standard Bitcoin Core wallet?)")
# This is a little fragile because it assumes the encrypted key and salt sizes are
# 48 and 8 bytes long respectively, which although currently true may not always be:
# (it will loudly fail if this isn't the case; if smarter it could gracefully succeed):
encrypted_master_key, salt, method, iter_count = struct.unpack_from(
"< 49p 9p I I", mkey)
if method != 0:
print(prog + ": warning: unexpected Bitcoin Core key derivation method",