ThomasV
13 years ago
1 changed files with 0 additions and 383 deletions
@ -1,383 +0,0 @@ |
|||||
#!/usr/bin/env python |
|
||||
# Copyright(C) 2012 thomasv@gitorious |
|
||||
|
|
||||
# This program is free software: you can redistribute it and/or modify |
|
||||
# it under the terms of the GNU Affero General Public License as |
|
||||
# published by the Free Software Foundation, either version 3 of the |
|
||||
# License, or (at your option) any later version. |
|
||||
# |
|
||||
# This program is distributed in the hope that it will be useful, but |
|
||||
# WITHOUT ANY WARRANTY; without even the implied warranty of |
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
||||
# Affero General Public License for more details. |
|
||||
# |
|
||||
# You should have received a copy of the GNU Affero General Public |
|
||||
# License along with this program. If not, see |
|
||||
# <http://www.gnu.org/licenses/agpl.html>. |
|
||||
|
|
||||
from Abe.abe import hash_to_address, decode_check_address |
|
||||
from Abe.DataStore import DataStore as Datastore_class |
|
||||
from Abe import DataStore, readconf, BCDataStream, deserialize, util, base58 |
|
||||
|
|
||||
import psycopg2, binascii |
|
||||
|
|
||||
import thread, traceback, sys, urllib, operator |
|
||||
from json import dumps, loads |
|
||||
|
|
||||
|
|
||||
class MyStore(Datastore_class): |
|
||||
|
|
||||
def __init__(self, config, address_queue): |
|
||||
conf = DataStore.CONFIG_DEFAULTS |
|
||||
args, argv = readconf.parse_argv( [], conf) |
|
||||
args.dbtype = config.get('database','type') |
|
||||
if args.dbtype == 'sqlite3': |
|
||||
args.connect_args = { 'database' : config.get('database','database') } |
|
||||
elif args.dbtype == 'MySQLdb': |
|
||||
args.connect_args = { 'db' : config.get('database','database'), 'user' : config.get('database','username'), 'passwd' : config.get('database','password') } |
|
||||
elif args.dbtype == 'psycopg2': |
|
||||
args.connect_args = { 'database' : config.get('database','database') } |
|
||||
|
|
||||
Datastore_class.__init__(self,args) |
|
||||
|
|
||||
self.tx_cache = {} |
|
||||
self.mempool_keys = {} |
|
||||
self.bitcoind_url = 'http://%s:%s@%s:%s/' % ( config.get('bitcoind','user'), config.get('bitcoind','password'), config.get('bitcoind','host'), config.get('bitcoind','port')) |
|
||||
|
|
||||
self.address_queue = address_queue |
|
||||
self.dblock = thread.allocate_lock() |
|
||||
|
|
||||
|
|
||||
|
|
||||
def import_block(self, b, chain_ids=frozenset()): |
|
||||
block_id = super(MyStore, self).import_block(b, chain_ids) |
|
||||
print "import block", block_id |
|
||||
for pos in xrange(len(b['transactions'])): |
|
||||
tx = b['transactions'][pos] |
|
||||
if 'hash' not in tx: |
|
||||
tx['hash'] = util.double_sha256(tx['tx']) |
|
||||
tx_id = store.tx_find_id_and_value(tx) |
|
||||
if tx_id: |
|
||||
self.update_tx_cache(tx_id) |
|
||||
else: |
|
||||
print "error: import_block: no tx_id" |
|
||||
return block_id |
|
||||
|
|
||||
|
|
||||
def update_tx_cache(self, txid): |
|
||||
inrows = self.get_tx_inputs(txid, False) |
|
||||
for row in inrows: |
|
||||
_hash = self.binout(row[6]) |
|
||||
address = hash_to_address(chr(0), _hash) |
|
||||
if self.tx_cache.has_key(address): |
|
||||
print "cache: invalidating", address |
|
||||
self.tx_cache.pop(address) |
|
||||
self.address_queue.put(address) |
|
||||
|
|
||||
outrows = self.get_tx_outputs(txid, False) |
|
||||
for row in outrows: |
|
||||
_hash = self.binout(row[6]) |
|
||||
address = hash_to_address(chr(0), _hash) |
|
||||
if self.tx_cache.has_key(address): |
|
||||
print "cache: invalidating", address |
|
||||
self.tx_cache.pop(address) |
|
||||
self.address_queue.put(address) |
|
||||
|
|
||||
def safe_sql(self,sql, params=(), lock=True): |
|
||||
try: |
|
||||
if lock: self.dblock.acquire() |
|
||||
ret = self.selectall(sql,params) |
|
||||
if lock: self.dblock.release() |
|
||||
return ret |
|
||||
except: |
|
||||
print "sql error", sql |
|
||||
return [] |
|
||||
|
|
||||
def get_tx_outputs(self, tx_id, lock=True): |
|
||||
return self.safe_sql("""SELECT |
|
||||
txout.txout_pos, |
|
||||
txout.txout_scriptPubKey, |
|
||||
txout.txout_value, |
|
||||
nexttx.tx_hash, |
|
||||
nexttx.tx_id, |
|
||||
txin.txin_pos, |
|
||||
pubkey.pubkey_hash |
|
||||
FROM txout |
|
||||
LEFT JOIN txin ON (txin.txout_id = txout.txout_id) |
|
||||
LEFT JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id) |
|
||||
LEFT JOIN tx nexttx ON (txin.tx_id = nexttx.tx_id) |
|
||||
WHERE txout.tx_id = %d |
|
||||
ORDER BY txout.txout_pos |
|
||||
"""%(tx_id), (), lock) |
|
||||
|
|
||||
def get_tx_inputs(self, tx_id, lock=True): |
|
||||
return self.safe_sql(""" SELECT |
|
||||
txin.txin_pos, |
|
||||
txin.txin_scriptSig, |
|
||||
txout.txout_value, |
|
||||
COALESCE(prevtx.tx_hash, u.txout_tx_hash), |
|
||||
prevtx.tx_id, |
|
||||
COALESCE(txout.txout_pos, u.txout_pos), |
|
||||
pubkey.pubkey_hash |
|
||||
FROM txin |
|
||||
LEFT JOIN txout ON (txout.txout_id = txin.txout_id) |
|
||||
LEFT JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id) |
|
||||
LEFT JOIN tx prevtx ON (txout.tx_id = prevtx.tx_id) |
|
||||
LEFT JOIN unlinked_txin u ON (u.txin_id = txin.txin_id) |
|
||||
WHERE txin.tx_id = %d |
|
||||
ORDER BY txin.txin_pos |
|
||||
"""%(tx_id,), (), lock) |
|
||||
|
|
||||
def get_address_out_rows(self, dbhash): |
|
||||
return self.safe_sql(""" SELECT |
|
||||
b.block_nTime, |
|
||||
cc.chain_id, |
|
||||
b.block_height, |
|
||||
1, |
|
||||
b.block_hash, |
|
||||
tx.tx_hash, |
|
||||
tx.tx_id, |
|
||||
txin.txin_pos, |
|
||||
-prevout.txout_value |
|
||||
FROM chain_candidate cc |
|
||||
JOIN block b ON (b.block_id = cc.block_id) |
|
||||
JOIN block_tx ON (block_tx.block_id = b.block_id) |
|
||||
JOIN tx ON (tx.tx_id = block_tx.tx_id) |
|
||||
JOIN txin ON (txin.tx_id = tx.tx_id) |
|
||||
JOIN txout prevout ON (txin.txout_id = prevout.txout_id) |
|
||||
JOIN pubkey ON (pubkey.pubkey_id = prevout.pubkey_id) |
|
||||
WHERE pubkey.pubkey_hash = ? |
|
||||
AND cc.in_longest = 1""", (dbhash,)) |
|
||||
|
|
||||
def get_address_out_rows_memorypool(self, dbhash): |
|
||||
return self.safe_sql(""" SELECT |
|
||||
1, |
|
||||
tx.tx_hash, |
|
||||
tx.tx_id, |
|
||||
txin.txin_pos, |
|
||||
-prevout.txout_value |
|
||||
FROM tx |
|
||||
JOIN txin ON (txin.tx_id = tx.tx_id) |
|
||||
JOIN txout prevout ON (txin.txout_id = prevout.txout_id) |
|
||||
JOIN pubkey ON (pubkey.pubkey_id = prevout.pubkey_id) |
|
||||
WHERE pubkey.pubkey_hash = ? """, (dbhash,)) |
|
||||
|
|
||||
def get_address_in_rows(self, dbhash): |
|
||||
return self.safe_sql(""" SELECT |
|
||||
b.block_nTime, |
|
||||
cc.chain_id, |
|
||||
b.block_height, |
|
||||
0, |
|
||||
b.block_hash, |
|
||||
tx.tx_hash, |
|
||||
tx.tx_id, |
|
||||
txout.txout_pos, |
|
||||
txout.txout_value |
|
||||
FROM chain_candidate cc |
|
||||
JOIN block b ON (b.block_id = cc.block_id) |
|
||||
JOIN block_tx ON (block_tx.block_id = b.block_id) |
|
||||
JOIN tx ON (tx.tx_id = block_tx.tx_id) |
|
||||
JOIN txout ON (txout.tx_id = tx.tx_id) |
|
||||
JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id) |
|
||||
WHERE pubkey.pubkey_hash = ? |
|
||||
AND cc.in_longest = 1""", (dbhash,)) |
|
||||
|
|
||||
def get_address_in_rows_memorypool(self, dbhash): |
|
||||
return self.safe_sql( """ SELECT |
|
||||
0, |
|
||||
tx.tx_hash, |
|
||||
tx.tx_id, |
|
||||
txout.txout_pos, |
|
||||
txout.txout_value |
|
||||
FROM tx |
|
||||
JOIN txout ON (txout.tx_id = tx.tx_id) |
|
||||
JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id) |
|
||||
WHERE pubkey.pubkey_hash = ? """, (dbhash,)) |
|
||||
|
|
||||
def get_history(self, addr): |
|
||||
|
|
||||
cached_version = self.tx_cache.get( addr ) |
|
||||
if cached_version is not None: |
|
||||
return cached_version |
|
||||
|
|
||||
version, binaddr = decode_check_address(addr) |
|
||||
if binaddr is None: |
|
||||
return None |
|
||||
|
|
||||
dbhash = self.binin(binaddr) |
|
||||
rows = [] |
|
||||
rows += self.get_address_out_rows( dbhash ) |
|
||||
rows += self.get_address_in_rows( dbhash ) |
|
||||
|
|
||||
txpoints = [] |
|
||||
known_tx = [] |
|
||||
|
|
||||
for row in rows: |
|
||||
try: |
|
||||
nTime, chain_id, height, is_in, blk_hash, tx_hash, tx_id, pos, value = row |
|
||||
except: |
|
||||
print "cannot unpack row", row |
|
||||
break |
|
||||
tx_hash = self.hashout_hex(tx_hash) |
|
||||
txpoint = { |
|
||||
"nTime": int(nTime), |
|
||||
"height": int(height), |
|
||||
"is_in": int(is_in), |
|
||||
"blk_hash": self.hashout_hex(blk_hash), |
|
||||
"tx_hash": tx_hash, |
|
||||
"tx_id": int(tx_id), |
|
||||
"pos": int(pos), |
|
||||
"value": int(value), |
|
||||
} |
|
||||
|
|
||||
txpoints.append(txpoint) |
|
||||
known_tx.append(self.hashout_hex(tx_hash)) |
|
||||
|
|
||||
|
|
||||
# todo: sort them really... |
|
||||
txpoints = sorted(txpoints, key=operator.itemgetter("nTime")) |
|
||||
|
|
||||
# read memory pool |
|
||||
rows = [] |
|
||||
rows += self.get_address_in_rows_memorypool( dbhash ) |
|
||||
rows += self.get_address_out_rows_memorypool( dbhash ) |
|
||||
address_has_mempool = False |
|
||||
|
|
||||
for row in rows: |
|
||||
is_in, tx_hash, tx_id, pos, value = row |
|
||||
tx_hash = self.hashout_hex(tx_hash) |
|
||||
if tx_hash in known_tx: |
|
||||
continue |
|
||||
|
|
||||
# this means that pending transactions were added to the db, even if they are not returned by getmemorypool |
|
||||
address_has_mempool = True |
|
||||
|
|
||||
# this means pending transactions are returned by getmemorypool |
|
||||
if tx_hash not in self.mempool_keys: |
|
||||
continue |
|
||||
|
|
||||
#print "mempool", tx_hash |
|
||||
txpoint = { |
|
||||
"nTime": 0, |
|
||||
"height": 0, |
|
||||
"is_in": int(is_in), |
|
||||
"blk_hash": 'mempool', |
|
||||
"tx_hash": tx_hash, |
|
||||
"tx_id": int(tx_id), |
|
||||
"pos": int(pos), |
|
||||
"value": int(value), |
|
||||
} |
|
||||
txpoints.append(txpoint) |
|
||||
|
|
||||
|
|
||||
for txpoint in txpoints: |
|
||||
tx_id = txpoint['tx_id'] |
|
||||
|
|
||||
txinputs = [] |
|
||||
inrows = self.get_tx_inputs(tx_id) |
|
||||
for row in inrows: |
|
||||
_hash = self.binout(row[6]) |
|
||||
address = hash_to_address(chr(0), _hash) |
|
||||
txinputs.append(address) |
|
||||
txpoint['inputs'] = txinputs |
|
||||
txoutputs = [] |
|
||||
outrows = self.get_tx_outputs(tx_id) |
|
||||
for row in outrows: |
|
||||
_hash = self.binout(row[6]) |
|
||||
address = hash_to_address(chr(0), _hash) |
|
||||
txoutputs.append(address) |
|
||||
txpoint['outputs'] = txoutputs |
|
||||
|
|
||||
# for all unspent inputs, I want their scriptpubkey. (actually I could deduce it from the address) |
|
||||
if not txpoint['is_in']: |
|
||||
# detect if already redeemed... |
|
||||
for row in outrows: |
|
||||
if row[6] == dbhash: break |
|
||||
else: |
|
||||
raise |
|
||||
#row = self.get_tx_output(tx_id,dbhash) |
|
||||
# pos, script, value, o_hash, o_id, o_pos, binaddr = row |
|
||||
# if not redeemed, we add the script |
|
||||
if row: |
|
||||
if not row[4]: txpoint['raw_scriptPubKey'] = row[1] |
|
||||
|
|
||||
# cache result |
|
||||
if not address_has_mempool: |
|
||||
self.tx_cache[addr] = txpoints |
|
||||
|
|
||||
return txpoints |
|
||||
|
|
||||
|
|
||||
|
|
||||
def memorypool_update(store): |
|
||||
|
|
||||
ds = BCDataStream.BCDataStream() |
|
||||
previous_transactions = store.mempool_keys |
|
||||
store.mempool_keys = [] |
|
||||
|
|
||||
postdata = dumps({"method": 'getmemorypool', 'params': [], 'id':'jsonrpc'}) |
|
||||
|
|
||||
respdata = urllib.urlopen(store.bitcoind_url, postdata).read() |
|
||||
r = loads(respdata) |
|
||||
if r['error'] != None: |
|
||||
return |
|
||||
|
|
||||
v = r['result'].get('transactions') |
|
||||
for hextx in v: |
|
||||
ds.clear() |
|
||||
ds.write(hextx.decode('hex')) |
|
||||
tx = deserialize.parse_Transaction(ds) |
|
||||
tx['hash'] = util.double_sha256(tx['tx']) |
|
||||
tx_hash = store.hashin(tx['hash']) |
|
||||
|
|
||||
def send_tx(self,tx): |
|
||||
postdata = dumps({"method": 'importtransaction', 'params': [tx], 'id':'jsonrpc'}) |
|
||||
respdata = urllib.urlopen(self.bitcoind_url, postdata).read() |
|
||||
r = loads(respdata) |
|
||||
if r['error'] != None: |
|
||||
out = "error: transaction rejected by memorypool\n"+tx |
|
||||
else: |
|
||||
out = r['result'] |
|
||||
return out |
|
||||
|
|
||||
|
|
||||
def main_iteration(store): |
|
||||
try: |
|
||||
store.dblock.acquire() |
|
||||
store.catch_up() |
|
||||
store.memorypool_update() |
|
||||
|
|
||||
block_number = store.get_block_number(1) |
|
||||
print block_number |
|
||||
|
|
||||
except IOError: |
|
||||
print "IOError: cannot reach bitcoind" |
|
||||
block_number = 0 |
|
||||
except: |
|
||||
traceback.print_exc(file=sys.stdout) |
|
||||
block_number = 0 |
|
||||
finally: |
|
||||
store.dblock.release() |
|
||||
|
|
||||
|
|
||||
return block_number |
|
||||
|
|
||||
|
|
||||
if __name__ == '__main__': |
|
||||
import Queue, ConfigParser |
|
||||
|
|
||||
config = ConfigParser.ConfigParser() |
|
||||
config.add_section('database') |
|
||||
config.set('database', 'type', 'psycopg2') |
|
||||
config.set('database', 'database', 'abe') |
|
||||
|
|
||||
try: |
|
||||
f = open('/etc/electrum.conf','r') |
|
||||
config.readfp(f) |
|
||||
f.close() |
|
||||
except: |
|
||||
print "Could not read electrum.conf. I will use the default values." |
|
||||
|
|
||||
address_queue = Queue.Queue() |
|
||||
store = MyStore(config,address_queue) |
|
||||
store.main_iteration() |
|
||||
Loading…
Reference in new issue