#!/usr/bin/env python
-# Copyright(C) 2011 thomasv@gitorious
+# 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
# License along with this program. If not, see
# <http://www.gnu.org/licenses/agpl.html>.
-"""
-Todo:
- * server should check and return bitcoind status..
- * improve txpoint sorting
-"""
-
-SERVER_MESSAGE = """
-Welcome to ecdsa.org.
-
-This service is free. Support this node:
-19mP9FKrXqL46Si58pHdhGKow88SUPy1V8
-
-The server code is free software; you may
-download it and operate your own Electrum
-node. See http://ecdsa.org/electrum
-"""
-
-
-
-import time, socket, operator, thread, ast, sys
-
-import psycopg2, binascii
-import bitcoinrpc
-
-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 ConfigParser
+import logging
+import socket
+import sys
+import time
+import threading
+import traceback
+import json
-sessions = {}
-dblock = thread.allocate_lock()
+logging.basicConfig()
+if sys.maxsize <= 2**32:
+ print "Warning: it looks like you are using a 32bit system. You may experience crashes caused by mmap"
-class MyStore(Datastore_class):
- def safe_sql(self,sql):
- try:
- dblock.acquire()
- ret = self.selectall(sql)
- dblock.release()
- return ret
- except:
- print "sql error", sql
- return []
-
- def get_tx_outputs(self, tx_id):
- 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))
-
- def get_tx_inputs(self, tx_id):
- 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,))
-
- 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 = '%s'
- 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 ='%s' """%(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 = '%s'
- 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 = '%s' """%(dbhash))
-
- def get_txpoints(self, addr):
- version, binaddr = decode_check_address(addr)
- if binaddr is None:
- return "err"
- 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),
- #"chain_id": int(chain_id),
- "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 )
- 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
- #print "mempool", tx_hash
- txpoint = {
- "nTime": 0,
- "chain_id": 1,
- "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]
-
-
- return txpoints
-
-
- def get_status(self, addr):
- # last block for an address
- tx_points = self.get_txpoints(addr)
- if not tx_points:
- return None
- else:
- return tx_points[-1]['blk_hash']
-
-
-def send_tx(tx):
- import bitcoinrpc
- conn = bitcoinrpc.connect_to_local()
+def attempt_read_config(config, filename):
try:
- v = conn.importtransaction(tx)
- except:
- v = "error: transaction rejected by memorypool"
- return v
-
-
-def listen_thread(store):
-
- s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
- s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
- s.bind(('ecdsa.org', 50000))
- s.listen(1)
- while True:
- conn, addr = s.accept()
- thread.start_new_thread(client_thread, (addr, conn,))
-
+ with open(filename, 'r') as f:
+ config.readfp(f)
+ except IOError:
+ pass
+
+
+def create_config():
+ config = ConfigParser.ConfigParser()
+ # set some defaults, which will be overwritten by the config file
+ config.add_section('server')
+ config.set('server', 'banner', 'Welcome to Electrum!')
+ config.set('server', 'host', 'localhost')
+ config.set('server', 'report_host', '')
+ config.set('server', 'stratum_tcp_port', '50001')
+ config.set('server', 'stratum_http_port', '8081')
+ config.set('server', 'stratum_tcp_ssl_port', '')
+ config.set('server', 'stratum_http_ssl_port', '')
+ config.set('server', 'report_stratum_tcp_port', '')
+ config.set('server', 'report_stratum_http_port', '')
+ config.set('server', 'report_stratum_tcp_ssl_port', '')
+ config.set('server', 'report_stratum_http_ssl_port', '')
+ config.set('server', 'ssl_certfile', '')
+ config.set('server', 'ssl_keyfile', '')
+ config.set('server', 'password', '')
+ config.set('server', 'irc', 'yes')
+ config.set('server', 'irc_nick', '')
+ config.set('server', 'coin', '')
+ config.set('server', 'datadir', '')
+
+ # use leveldb as default
+ config.set('server', 'backend', 'leveldb')
+ config.add_section('leveldb')
+ config.set('leveldb', 'path', '/dev/shm/electrum_db')
+ config.set('leveldb', 'pruning_limit', '100')
+
+ for path in ('/etc/', ''):
+ filename = path + 'electrum.conf'
+ attempt_read_config(config, filename)
-def client_thread(ipaddr,conn):
- #print "client thread", ipaddr
try:
- ipaddr = ipaddr[0]
- msg = ''
- while 1:
- d = conn.recv(1024)
- msg += d
- if d[-1]=='#':
- break
-
- #print msg
-
- try:
- cmd, data = ast.literal_eval(msg[:-1])
- except:
- print "syntax error", repr(msg)
- conn.close()
- return
-
- if cmd=='b':
- out = "%d"%store.get_block_number(1)
-
- elif cmd=='session':
- import random, string
- session_id = ''.join(random.choice(string.ascii_uppercase + string.digits) for x in range(10))
- print "new session", ipaddr, session_id, data
-
- addresses = ast.literal_eval(data)
- sessions[session_id] = {}
- for a in addresses:
- sessions[session_id][a] = ''
- out = repr( (session_id, SERVER_MESSAGE) )
-
- elif cmd=='poll':
- session_id = data
- addresses = sessions.get(session_id)
- if not addresses:
- print "session not found", ipaddr
- out = repr( (-1, {}))
- else:
- ret = {}
- for addr in addresses:
- status = store.get_status( addr )
- last_status = sessions[session_id].get( addr )
- if last_status != status:
- sessions[session_id][addr] = status
- ret[addr] = status
- out = repr( (store.get_block_number(1), ret ) )
-
- elif cmd == 'h':
- # history
- addr = data
- h = store.get_txpoints( addr )
- out = repr(h)
-
- elif cmd =='tx':
- # transaction
- out = send_tx(data)
- else:
- out = None
-
- if out:
- #print ipaddr, cmd, len(out)
- try:
- conn.send(out)
- except:
- print "error, could not send"
-
- finally:
- conn.close()
-
-
-ds = BCDataStream.BCDataStream()
+ with open('/etc/electrum.banner', 'r') as f:
+ config.set('server', 'banner', f.read())
+ except IOError:
+ pass
+ return config
-def memorypool_update(store):
- conn = bitcoinrpc.connect_to_local()
+def run_rpc_command(command, stratum_tcp_port):
try:
- v = conn.getmemorypool()
+ s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+ s.connect((host, int(stratum_tcp_port)))
except:
- print "cannot contact bitcoin daemmon"
+ print "cannot connect to server."
return
- v = v['transactions']
- for hextx in v:
- ds.clear()
- ds.write(hextx.decode('hex'))
- tx = deserialize.parse_Transaction(ds)
- tx['hash'] = util.double_sha256(tx['tx'])
-
- if store.tx_find_id_and_value(tx):
- pass
- else:
- store.import_tx(tx, False)
- #print tx['hash'][::-1].encode('hex')
- store.commit()
-import traceback
+ method = 'server.' + command
+ params = [password]
+ if len(sys.argv) > 2:
+ params.append(sys.argv[2])
+
+ request = json.dumps({'id': 0, 'method': method, 'params': params})
+ s.send(request + '\n')
+ msg = ''
+ while True:
+ o = s.recv(1024)
+ if not o: break
+ msg += o
+ if msg.find('\n') != -1:
+ break
+ s.close()
+ r = json.loads(msg).get('result')
+
+ if command == 'info':
+ now = time.time()
+ print 'type address sub version time'
+ for item in r:
+ print '%4s %21s %3s %7s %.2f' % (item.get('name'),
+ item.get('address'),
+ item.get('subscriptions'),
+ item.get('version'),
+ (now - item.get('time')),
+ )
+ else:
+ print r
if __name__ == '__main__':
-
- conf = DataStore.CONFIG_DEFAULTS
- args, argv = readconf.parse_argv( [], conf)
- args.dbtype='psycopg2'
- args.connect_args = {"database":"abe"}
- store = MyStore(args)
-
- thread.start_new_thread(listen_thread, (store,))
- #listen_thread(store)
- #exit(0)
-
- while True:
+ config = create_config()
+ password = config.get('server', 'password')
+ host = config.get('server', 'host')
+ stratum_tcp_port = config.get('server', 'stratum_tcp_port')
+ stratum_http_port = config.get('server', 'stratum_http_port')
+ stratum_tcp_ssl_port = config.get('server', 'stratum_tcp_ssl_port')
+ stratum_http_ssl_port = config.get('server', 'stratum_http_ssl_port')
+ ssl_certfile = config.get('server', 'ssl_certfile')
+ ssl_keyfile = config.get('server', 'ssl_keyfile')
+
+ if stratum_tcp_ssl_port or stratum_http_ssl_port:
+ assert ssl_certfile and ssl_keyfile
+
+ if len(sys.argv) > 1:
+ run_rpc_command(sys.argv[1], stratum_tcp_port)
+ sys.exit(0)
+
+ from processor import Dispatcher, print_log
+ from backends.irc import ServerProcessor
+
+ backend_name = config.get('server', 'backend')
+ if backend_name == 'libbitcoin':
+ from backends.libbitcoin import BlockchainProcessor
+ elif backend_name == 'leveldb':
+ from backends.bitcoind import BlockchainProcessor
+ else:
+ print "Unknown backend '%s' specified\n" % backend_name
+ sys.exit(1)
+
+ for i in xrange(5):
+ print ""
+ print_log("Starting Electrum server on", host)
+
+ # Create hub
+ dispatcher = Dispatcher(config)
+ shared = dispatcher.shared
+
+ # Create and register processors
+ chain_proc = BlockchainProcessor(config, shared)
+ dispatcher.register('blockchain', chain_proc)
+
+ server_proc = ServerProcessor(config)
+ dispatcher.register('server', server_proc)
+
+ transports = []
+ # Create various transports we need
+ if stratum_tcp_port:
+ from transports.stratum_tcp import TcpServer
+ tcp_server = TcpServer(dispatcher, host, int(stratum_tcp_port), False, None, None)
+ transports.append(tcp_server)
+
+ if stratum_tcp_ssl_port:
+ from transports.stratum_tcp import TcpServer
+ tcp_server = TcpServer(dispatcher, host, int(stratum_tcp_ssl_port), True, ssl_certfile, ssl_keyfile)
+ transports.append(tcp_server)
+
+ if stratum_http_port:
+ from transports.stratum_http import HttpServer
+ http_server = HttpServer(dispatcher, host, int(stratum_http_port), False, None, None)
+ transports.append(http_server)
+
+ if stratum_http_ssl_port:
+ from transports.stratum_http import HttpServer
+ http_server = HttpServer(dispatcher, host, int(stratum_http_ssl_port), True, ssl_certfile, ssl_keyfile)
+ transports.append(http_server)
+
+ for server in transports:
+ server.start()
+
+ while not shared.stopped():
try:
- dblock.acquire()
- store.catch_up()
- memorypool_update(store)
- dblock.release()
+ time.sleep(1)
except:
- traceback.print_exc(file=sys.stdout)
- time.sleep(10)
+ shared.stop()
+ print_log("Electrum Server stopped")
git://git.novaco.in / electrum-server.git / blobdiff