981 lines
32 KiB
Python
Executable File
981 lines
32 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright(C) 2011 thomasv@gitorious
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public
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# License along with this program. If not, see
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# <http://www.gnu.org/licenses/agpl.html>.
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"""
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Todo:
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* server should check and return bitcoind status..
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* improve txpoint sorting
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* command to check cache
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mempool transactions do not need to be added to the database; it slows it down
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"""
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import time, json, socket, operator, thread, ast, sys,re
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import psycopg2, binascii
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from Abe.abe import hash_to_address, decode_check_address
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from Abe.DataStore import DataStore as Datastore_class
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from Abe import DataStore, readconf, BCDataStream, deserialize, util, base58
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import ConfigParser
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from json import dumps, loads
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import urllib
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# we need to import electrum
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sys.path.append('../client/')
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from wallet import Wallet
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from interface import Interface
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config = ConfigParser.ConfigParser()
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# set some defaults, which will be overwritten by the config file
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config.add_section('server')
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config.set('server','banner', 'Welcome to Electrum!')
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config.set('server', 'host', 'localhost')
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config.set('server', 'port', 50000)
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config.set('server', 'password', '')
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config.set('server', 'irc', 'yes')
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config.set('server', 'ircname', 'Electrum server')
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config.add_section('database')
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config.set('database', 'type', 'psycopg2')
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config.set('database', 'database', 'abe')
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try:
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f = open('/etc/electrum.conf','r')
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config.readfp(f)
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f.close()
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except:
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print "Could not read electrum.conf. I will use the default values."
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try:
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f = open('/etc/electrum.banner','r')
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config.set('server','banner', f.read())
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f.close()
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except:
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pass
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password = config.get('server','password')
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bitcoind_url = 'http://%s:%s@%s:%s/' % ( config.get('bitcoind','user'), config.get('bitcoind','password'), config.get('bitcoind','host'), config.get('bitcoind','port'))
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stopping = False
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block_number = -1
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old_block_number = -1
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sessions = {}
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sessions_sub_numblocks = [] # sessions that have subscribed to the service
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dblock = thread.allocate_lock()
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peer_list = {}
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wallets = {} # for ultra-light clients such as bccapi
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from Queue import Queue
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input_queue = Queue()
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output_queue = Queue()
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address_queue = Queue()
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class MyStore(Datastore_class):
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def import_block(self, b, chain_ids=frozenset()):
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block_id = super(MyStore, self).import_block(b, chain_ids)
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print "import block", block_id
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for pos in xrange(len(b['transactions'])):
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tx = b['transactions'][pos]
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if 'hash' not in tx:
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tx['hash'] = util.double_sha256(tx['tx'])
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tx_id = store.tx_find_id_and_value(tx)
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if tx_id:
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self.update_tx_cache(tx_id)
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else:
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print "error: import_block: no tx_id"
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return block_id
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def update_tx_cache(self, txid):
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inrows = self.get_tx_inputs(txid, False)
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for row in inrows:
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_hash = store.binout(row[6])
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address = hash_to_address(chr(0), _hash)
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if self.tx_cache.has_key(address):
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print "cache: invalidating", address
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self.tx_cache.pop(address)
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address_queue.put(address)
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outrows = self.get_tx_outputs(txid, False)
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for row in outrows:
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_hash = store.binout(row[6])
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address = hash_to_address(chr(0), _hash)
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if self.tx_cache.has_key(address):
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print "cache: invalidating", address
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self.tx_cache.pop(address)
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address_queue.put(address)
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def safe_sql(self,sql, params=(), lock=True):
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try:
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if lock: dblock.acquire()
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ret = self.selectall(sql,params)
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if lock: dblock.release()
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return ret
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except:
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print "sql error", sql
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return []
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def get_tx_outputs(self, tx_id, lock=True):
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return self.safe_sql("""SELECT
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txout.txout_pos,
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txout.txout_scriptPubKey,
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txout.txout_value,
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nexttx.tx_hash,
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nexttx.tx_id,
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txin.txin_pos,
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pubkey.pubkey_hash
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FROM txout
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LEFT JOIN txin ON (txin.txout_id = txout.txout_id)
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LEFT JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id)
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LEFT JOIN tx nexttx ON (txin.tx_id = nexttx.tx_id)
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WHERE txout.tx_id = %d
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ORDER BY txout.txout_pos
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"""%(tx_id), (), lock)
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def get_tx_inputs(self, tx_id, lock=True):
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return self.safe_sql(""" SELECT
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txin.txin_pos,
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txin.txin_scriptSig,
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txout.txout_value,
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COALESCE(prevtx.tx_hash, u.txout_tx_hash),
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prevtx.tx_id,
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COALESCE(txout.txout_pos, u.txout_pos),
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pubkey.pubkey_hash
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FROM txin
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LEFT JOIN txout ON (txout.txout_id = txin.txout_id)
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LEFT JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id)
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LEFT JOIN tx prevtx ON (txout.tx_id = prevtx.tx_id)
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LEFT JOIN unlinked_txin u ON (u.txin_id = txin.txin_id)
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WHERE txin.tx_id = %d
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ORDER BY txin.txin_pos
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"""%(tx_id,), (), lock)
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def get_address_out_rows(self, dbhash):
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return self.safe_sql(""" SELECT
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b.block_nTime,
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cc.chain_id,
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b.block_height,
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1,
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b.block_hash,
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tx.tx_hash,
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tx.tx_id,
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txin.txin_pos,
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-prevout.txout_value
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FROM chain_candidate cc
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JOIN block b ON (b.block_id = cc.block_id)
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JOIN block_tx ON (block_tx.block_id = b.block_id)
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JOIN tx ON (tx.tx_id = block_tx.tx_id)
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JOIN txin ON (txin.tx_id = tx.tx_id)
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JOIN txout prevout ON (txin.txout_id = prevout.txout_id)
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JOIN pubkey ON (pubkey.pubkey_id = prevout.pubkey_id)
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WHERE pubkey.pubkey_hash = ?
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AND cc.in_longest = 1""", (dbhash,))
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def get_address_out_rows_memorypool(self, dbhash):
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return self.safe_sql(""" SELECT
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1,
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tx.tx_hash,
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tx.tx_id,
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txin.txin_pos,
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-prevout.txout_value
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FROM tx
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JOIN txin ON (txin.tx_id = tx.tx_id)
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JOIN txout prevout ON (txin.txout_id = prevout.txout_id)
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JOIN pubkey ON (pubkey.pubkey_id = prevout.pubkey_id)
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WHERE pubkey.pubkey_hash = ? """, (dbhash,))
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def get_address_in_rows(self, dbhash):
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return self.safe_sql(""" SELECT
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b.block_nTime,
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cc.chain_id,
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b.block_height,
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0,
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b.block_hash,
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tx.tx_hash,
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tx.tx_id,
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txout.txout_pos,
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txout.txout_value
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FROM chain_candidate cc
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JOIN block b ON (b.block_id = cc.block_id)
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JOIN block_tx ON (block_tx.block_id = b.block_id)
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JOIN tx ON (tx.tx_id = block_tx.tx_id)
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JOIN txout ON (txout.tx_id = tx.tx_id)
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JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id)
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WHERE pubkey.pubkey_hash = ?
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AND cc.in_longest = 1""", (dbhash,))
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def get_address_in_rows_memorypool(self, dbhash):
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return self.safe_sql( """ SELECT
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0,
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tx.tx_hash,
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tx.tx_id,
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txout.txout_pos,
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txout.txout_value
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FROM tx
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JOIN txout ON (txout.tx_id = tx.tx_id)
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JOIN pubkey ON (pubkey.pubkey_id = txout.pubkey_id)
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WHERE pubkey.pubkey_hash = ? """, (dbhash,))
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def get_history(self, addr):
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cached_version = self.tx_cache.get( addr )
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if cached_version is not None:
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return cached_version
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version, binaddr = decode_check_address(addr)
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if binaddr is None:
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return None
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dbhash = self.binin(binaddr)
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rows = []
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rows += self.get_address_out_rows( dbhash )
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rows += self.get_address_in_rows( dbhash )
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txpoints = []
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known_tx = []
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for row in rows:
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try:
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nTime, chain_id, height, is_in, blk_hash, tx_hash, tx_id, pos, value = row
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except:
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print "cannot unpack row", row
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break
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tx_hash = self.hashout_hex(tx_hash)
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txpoint = {
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"nTime": int(nTime),
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"height": int(height),
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"is_in": int(is_in),
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"blk_hash": self.hashout_hex(blk_hash),
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"tx_hash": tx_hash,
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"tx_id": int(tx_id),
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"pos": int(pos),
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"value": int(value),
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}
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txpoints.append(txpoint)
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known_tx.append(self.hashout_hex(tx_hash))
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# todo: sort them really...
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txpoints = sorted(txpoints, key=operator.itemgetter("nTime"))
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# read memory pool
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rows = []
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rows += self.get_address_in_rows_memorypool( dbhash )
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rows += self.get_address_out_rows_memorypool( dbhash )
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address_has_mempool = False
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for row in rows:
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is_in, tx_hash, tx_id, pos, value = row
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tx_hash = self.hashout_hex(tx_hash)
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if tx_hash in known_tx:
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continue
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# this means that pending transactions were added to the db, even if they are not returned by getmemorypool
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address_has_mempool = True
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# this means pending transactions are returned by getmemorypool
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if tx_hash not in self.mempool_keys:
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continue
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#print "mempool", tx_hash
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txpoint = {
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"nTime": 0,
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"height": 0,
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"is_in": int(is_in),
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"blk_hash": 'mempool',
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"tx_hash": tx_hash,
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"tx_id": int(tx_id),
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"pos": int(pos),
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"value": int(value),
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}
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txpoints.append(txpoint)
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for txpoint in txpoints:
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tx_id = txpoint['tx_id']
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txinputs = []
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inrows = self.get_tx_inputs(tx_id)
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for row in inrows:
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_hash = self.binout(row[6])
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address = hash_to_address(chr(0), _hash)
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txinputs.append(address)
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txpoint['inputs'] = txinputs
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txoutputs = []
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outrows = self.get_tx_outputs(tx_id)
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for row in outrows:
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_hash = self.binout(row[6])
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address = hash_to_address(chr(0), _hash)
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txoutputs.append(address)
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txpoint['outputs'] = txoutputs
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# for all unspent inputs, I want their scriptpubkey. (actually I could deduce it from the address)
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if not txpoint['is_in']:
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# detect if already redeemed...
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for row in outrows:
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if row[6] == dbhash: break
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else:
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raise
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#row = self.get_tx_output(tx_id,dbhash)
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# pos, script, value, o_hash, o_id, o_pos, binaddr = row
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# if not redeemed, we add the script
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if row:
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if not row[4]: txpoint['raw_scriptPubKey'] = row[1]
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# cache result
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if not address_has_mempool:
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self.tx_cache[addr] = txpoints
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return txpoints
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class Direct_Interface(Interface):
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def __init__(self):
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pass
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def handler(self, method, params = ''):
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cmds = {'session.new':new_session,
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'session.poll':poll_session,
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'session.update':update_session,
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'blockchain.transaction.broadcast':send_tx,
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'blockchain.address.get_history':store.get_history
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}
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func = cmds[method]
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return func( params )
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def send_tx(tx):
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postdata = dumps({"method": 'importtransaction', 'params': [tx], 'id':'jsonrpc'})
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respdata = urllib.urlopen(bitcoind_url, postdata).read()
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r = loads(respdata)
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if r['error'] != None:
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out = "error: transaction rejected by memorypool\n"+tx
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else:
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out = r['result']
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return out
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def random_string(N):
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import random, string
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return ''.join(random.choice(string.ascii_uppercase + string.digits) for x in range(N))
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def cmd_stop(data):
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global stopping
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if password == data:
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stopping = True
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return 'ok'
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else:
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return 'wrong password'
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def cmd_load(pw):
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if password == pw:
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return repr( len(sessions) )
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else:
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return 'wrong password'
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def clear_cache(pw):
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if password == pw:
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store.tx_cache = {}
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return 'ok'
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else:
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return 'wrong password'
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def get_cache(pw,addr):
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if password == pw:
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return store.tx_cache.get(addr)
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else:
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return 'wrong password'
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def poll_session(session_id):
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session = sessions.get(session_id)
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if session is None:
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print time.asctime(), "session not found", session_id
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out = repr( (-1, {}))
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else:
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t1 = time.time()
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addresses = session['addresses']
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session['last_time'] = time.time()
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ret = {}
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k = 0
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for addr in addresses:
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if store.tx_cache.get( addr ) is not None: k += 1
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status = get_address_status( addr )
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last_status = addresses.get( addr )
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if last_status != status:
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addresses[addr] = status
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ret[addr] = status
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if ret:
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sessions[session_id]['addresses'] = addresses
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out = repr( (block_number, ret ) )
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t2 = time.time() - t1
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if t2 > 10:
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print "high load:", session_id, "%d/%d"%(k,len(addresses)), t2
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return out
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def do_update_address(addr):
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# an address was involved in a transaction; we check if it was subscribed to in a session
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# the address can be subscribed in several sessions; the cache should ensure that we don't do redundant requests
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for session_id in sessions.keys():
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session = sessions[session_id]
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if session.get('type') != 'subscribe': continue
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addresses = session['addresses'].keys()
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if addr in addresses:
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print "address ", addr, "is watched by", session_id
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status = get_address_status( addr )
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last_status = session['addresses'][addr]
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if last_status != status:
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print "sending new status for %s:"%addr, status
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send_status(session_id,addr,status)
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sessions[session_id]['addresses'][addr] = status
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def get_address_status(addr):
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# get address status, i.e. the last block for that address.
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tx_points = store.get_history(addr)
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if not tx_points:
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status = None
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else:
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lastpoint = tx_points[-1]
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status = lastpoint['blk_hash']
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# this is a temporary hack; move it up once old clients have disappeared
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if status == 'mempool': # and session['version'] != "old":
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status = status + ':%d'% len(tx_points)
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return status
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def send_numblocks(session_id):
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out = json.dumps( {'method':'numblocks.subscribe', 'result':block_number} )
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output_queue.put((session_id, out))
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def send_status(session_id, address, status):
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out = json.dumps( { 'method':'address.subscribe', 'address':address, 'status':status } )
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output_queue.put((session_id, out))
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def subscribe_to_numblocks(session_id):
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sessions_sub_numblocks.append(session_id)
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send_numblocks(session_id)
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def subscribe_to_address(session_id, address):
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status = get_address_status(address)
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sessions[session_id]['type'] = 'subscribe'
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sessions[session_id]['addresses'][address] = status
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sessions[session_id]['last_time'] = time.time()
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send_status(session_id, address, status)
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def new_session(version, addresses):
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session_id = random_string(10)
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sessions[session_id] = { 'addresses':{}, 'version':version }
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for a in addresses:
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sessions[session_id]['addresses'][a] = ''
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out = repr( (session_id, config.get('server','banner').replace('\\n','\n') ) )
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sessions[session_id]['last_time'] = time.time()
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return out
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def update_session(session_id,addresses):
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sessions[session_id]['addresses'] = {}
|
|
for a in addresses:
|
|
sessions[session_id]['addresses'][a] = ''
|
|
sessions[session_id]['last_time'] = time.time()
|
|
return 'ok'
|
|
|
|
def native_server_thread():
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
s.bind((config.get('server','host'), config.getint('server','port')))
|
|
s.listen(1)
|
|
while not stopping:
|
|
conn, addr = s.accept()
|
|
try:
|
|
thread.start_new_thread(native_client_thread, (addr, conn,))
|
|
except:
|
|
# can't start new thread if there is no memory..
|
|
traceback.print_exc(file=sys.stdout)
|
|
|
|
|
|
def native_client_thread(ipaddr,conn):
|
|
#print "client thread", ipaddr
|
|
try:
|
|
ipaddr = ipaddr[0]
|
|
msg = ''
|
|
while 1:
|
|
d = conn.recv(1024)
|
|
msg += d
|
|
if not d:
|
|
break
|
|
if '#' in msg:
|
|
msg = msg.split('#', 1)[0]
|
|
break
|
|
try:
|
|
cmd, data = ast.literal_eval(msg)
|
|
except:
|
|
print "syntax error", repr(msg), ipaddr
|
|
conn.close()
|
|
return
|
|
|
|
out = do_command(cmd, data, ipaddr)
|
|
if out:
|
|
#print ipaddr, cmd, len(out)
|
|
try:
|
|
conn.send(out)
|
|
except:
|
|
print "error, could not send"
|
|
|
|
finally:
|
|
conn.close()
|
|
|
|
|
|
|
|
# used by the native handler
|
|
def do_command(cmd, data, ipaddr):
|
|
|
|
timestr = time.strftime("[%d/%m/%Y-%H:%M:%S]")
|
|
|
|
if cmd=='b':
|
|
out = "%d"%block_number
|
|
|
|
elif cmd in ['session','new_session']:
|
|
try:
|
|
if cmd == 'session':
|
|
addresses = ast.literal_eval(data)
|
|
version = "old"
|
|
else:
|
|
version, addresses = ast.literal_eval(data)
|
|
if version[0]=="0": version = "v" + version
|
|
except:
|
|
print "error", data
|
|
return None
|
|
print timestr, "new session", ipaddr, addresses[0] if addresses else addresses, len(addresses), version
|
|
out = new_session(version, addresses)
|
|
|
|
elif cmd=='update_session':
|
|
try:
|
|
session_id, addresses = ast.literal_eval(data)
|
|
except:
|
|
print "error"
|
|
return None
|
|
print timestr, "update session", ipaddr, addresses[0] if addresses else addresses, len(addresses)
|
|
out = update_session(session_id,addresses)
|
|
|
|
elif cmd == 'bccapi_login':
|
|
import electrum
|
|
print "data",data
|
|
v, k = ast.literal_eval(data)
|
|
master_public_key = k.decode('hex') # todo: sanitize. no need to decode twice...
|
|
print master_public_key
|
|
wallet_id = random_string(10)
|
|
w = Wallet( Direct_Interface() )
|
|
w.master_public_key = master_public_key.decode('hex')
|
|
w.synchronize()
|
|
wallets[wallet_id] = w
|
|
out = wallet_id
|
|
print "wallets", wallets
|
|
|
|
elif cmd == 'bccapi_getAccountInfo':
|
|
from wallet import int_to_hex
|
|
v, wallet_id = ast.literal_eval(data)
|
|
w = wallets.get(wallet_id)
|
|
if w is not None:
|
|
num = len(w.addresses)
|
|
c, u = w.get_balance()
|
|
out = int_to_hex(num,4) + int_to_hex(c,8) + int_to_hex( c+u, 8 )
|
|
out = out.decode('hex')
|
|
else:
|
|
print "error",data
|
|
out = "error"
|
|
|
|
elif cmd == 'bccapi_getAccountStatement':
|
|
from wallet import int_to_hex
|
|
v, wallet_id = ast.literal_eval(data)
|
|
w = wallets.get(wallet_id)
|
|
if w is not None:
|
|
num = len(w.addresses)
|
|
c, u = w.get_balance()
|
|
total_records = num_records = 0
|
|
out = int_to_hex(num,4) + int_to_hex(c,8) + int_to_hex( c+u, 8 ) + int_to_hex( total_records ) + int_to_hex( num_records )
|
|
out = out.decode('hex')
|
|
else:
|
|
print "error",data
|
|
out = "error"
|
|
|
|
elif cmd == 'bccapi_getSendCoinForm':
|
|
out = ''
|
|
|
|
elif cmd == 'bccapi_submitTransaction':
|
|
out = ''
|
|
|
|
elif cmd=='poll':
|
|
out = poll_session(data)
|
|
|
|
elif cmd == 'h':
|
|
# history
|
|
address = data
|
|
out = repr( store.get_history( address ) )
|
|
|
|
elif cmd == 'load':
|
|
out = cmd_load(data)
|
|
|
|
elif cmd =='tx':
|
|
out = send_tx(data)
|
|
print timestr, "sent tx:", ipaddr, out
|
|
|
|
elif cmd == 'stop':
|
|
out = cmd_stop(data)
|
|
|
|
elif cmd == 'peers':
|
|
out = repr(peer_list.values())
|
|
|
|
else:
|
|
out = None
|
|
|
|
return out
|
|
|
|
|
|
|
|
####################################################################
|
|
|
|
def tcp_server_thread():
|
|
thread.start_new_thread(process_input_queue, ())
|
|
thread.start_new_thread(process_output_queue, ())
|
|
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
s.bind((config.get('server','host'), 50001))
|
|
s.listen(1)
|
|
while not stopping:
|
|
conn, addr = s.accept()
|
|
try:
|
|
thread.start_new_thread(tcp_client_thread, (addr, conn,))
|
|
except:
|
|
# can't start new thread if there is no memory..
|
|
traceback.print_exc(file=sys.stdout)
|
|
|
|
|
|
def close_session(session_id):
|
|
print "lost connection", session_id
|
|
sessions.pop(session_id)
|
|
if session_id in sessions_sub_numblocks:
|
|
sessions_sub_numblocks.remove(session_id)
|
|
|
|
|
|
# one thread per client. put requests in a queue.
|
|
def tcp_client_thread(ipaddr,conn):
|
|
""" use a persistent connection. put commands in a queue."""
|
|
print "persistent client thread", ipaddr
|
|
global sessions
|
|
|
|
session_id = random_string(10)
|
|
sessions[session_id] = { 'conn':conn, 'addresses':{}, 'version':'unknown' }
|
|
|
|
ipaddr = ipaddr[0]
|
|
msg = ''
|
|
|
|
while not stopping:
|
|
try:
|
|
d = conn.recv(1024)
|
|
except socket.error:
|
|
d = ''
|
|
if not d:
|
|
close_session(session_id)
|
|
break
|
|
|
|
msg += d
|
|
while True:
|
|
s = msg.find('\n')
|
|
if s ==-1:
|
|
break
|
|
else:
|
|
c = msg[0:s].strip()
|
|
msg = msg[s+1:]
|
|
if c == 'quit':
|
|
conn.close()
|
|
close_session(session_id)
|
|
return
|
|
try:
|
|
c = json.loads(c)
|
|
except:
|
|
print "json error", repr(c)
|
|
continue
|
|
try:
|
|
cmd = c.get('method')
|
|
data = c.get('params')
|
|
except:
|
|
print "syntax error", repr(c), ipaddr
|
|
continue
|
|
|
|
# add to queue
|
|
input_queue.put((session_id, cmd, data))
|
|
|
|
|
|
|
|
# read commands from the input queue. perform requests, etc. this should be called from the main thread.
|
|
def process_input_queue():
|
|
while not stopping:
|
|
session_id, cmd, data = input_queue.get()
|
|
if session_id not in sessions.keys():
|
|
continue
|
|
out = None
|
|
if cmd == 'address.subscribe':
|
|
subscribe_to_address(session_id,data)
|
|
elif cmd == 'numblocks.subscribe':
|
|
subscribe_to_numblocks(session_id)
|
|
elif cmd == 'client.version':
|
|
sessions[session_id]['version'] = data
|
|
elif cmd == 'server.banner':
|
|
out = json.dumps( { 'method':'server.banner', 'result':config.get('server','banner').replace('\\n','\n') } )
|
|
elif cmd == 'server.peers':
|
|
out = json.dumps( { 'method':'server.peers', 'result':peer_list.values() } )
|
|
elif cmd == 'address.get_history':
|
|
address = data
|
|
out = json.dumps( { 'method':'address.get_history', 'address':address, 'result':store.get_history( address ) } )
|
|
elif cmd == 'transaction.broadcast':
|
|
txo = send_tx(data)
|
|
print "sent tx:", txo
|
|
out = json.dumps( { 'method':'transaction.broadcast', 'result':txo } )
|
|
else:
|
|
print "unknown command", cmd
|
|
if out:
|
|
output_queue.put((session_id, out))
|
|
|
|
# this is a separate thread
|
|
def process_output_queue():
|
|
while not stopping:
|
|
session_id, out = output_queue.get()
|
|
session = sessions.get(session_id)
|
|
if session:
|
|
try:
|
|
conn = session.get('conn')
|
|
conn.send(out+'\n')
|
|
except:
|
|
close_session(session_id)
|
|
|
|
|
|
|
|
|
|
####################################################################
|
|
|
|
|
|
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(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'])
|
|
|
|
store.mempool_keys.append(tx_hash)
|
|
if store.tx_find_id_and_value(tx):
|
|
pass
|
|
else:
|
|
tx_id = store.import_tx(tx, False)
|
|
store.update_tx_cache(tx_id)
|
|
|
|
store.commit()
|
|
|
|
|
|
def clean_session_thread():
|
|
while not stopping:
|
|
time.sleep(30)
|
|
t = time.time()
|
|
for k,s in sessions.items():
|
|
if s.get('type') == 'subscribe': continue
|
|
t0 = s['last_time']
|
|
if t - t0 > 5*60:
|
|
sessions.pop(k)
|
|
print "lost session", k
|
|
|
|
|
|
def irc_thread():
|
|
global peer_list
|
|
NICK = 'E_'+random_string(10)
|
|
while not stopping:
|
|
try:
|
|
s = socket.socket()
|
|
s.connect(('irc.freenode.net', 6667))
|
|
s.send('USER electrum 0 * :'+config.get('server','host')+' '+config.get('server','ircname')+'\n')
|
|
s.send('NICK '+NICK+'\n')
|
|
s.send('JOIN #electrum\n')
|
|
sf = s.makefile('r', 0)
|
|
t = 0
|
|
while not stopping:
|
|
line = sf.readline()
|
|
line = line.rstrip('\r\n')
|
|
line = line.split()
|
|
if line[0]=='PING':
|
|
s.send('PONG '+line[1]+'\n')
|
|
elif '353' in line: # answer to /names
|
|
k = line.index('353')
|
|
for item in line[k+1:]:
|
|
if item[0:2] == 'E_':
|
|
s.send('WHO %s\n'%item)
|
|
elif '352' in line: # answer to /who
|
|
# warning: this is a horrible hack which apparently works
|
|
k = line.index('352')
|
|
ip = line[k+4]
|
|
ip = socket.gethostbyname(ip)
|
|
name = line[k+6]
|
|
host = line[k+9]
|
|
peer_list[name] = (ip,host)
|
|
if time.time() - t > 5*60:
|
|
s.send('NAMES #electrum\n')
|
|
t = time.time()
|
|
peer_list = {}
|
|
except:
|
|
traceback.print_exc(file=sys.stdout)
|
|
finally:
|
|
sf.close()
|
|
s.close()
|
|
|
|
|
|
|
|
def http_server_thread(store):
|
|
# see http://code.google.com/p/jsonrpclib/
|
|
from SocketServer import ThreadingMixIn
|
|
from jsonrpclib.SimpleJSONRPCServer import SimpleJSONRPCServer
|
|
class SimpleThreadedJSONRPCServer(ThreadingMixIn, SimpleJSONRPCServer): pass
|
|
server = SimpleThreadedJSONRPCServer(( config.get('server','host'), 8081))
|
|
server.register_function(lambda : peer_list.values(), 'peers')
|
|
server.register_function(cmd_stop, 'stop')
|
|
server.register_function(cmd_load, 'load')
|
|
server.register_function(lambda : block_number, 'blocks')
|
|
server.register_function(clear_cache, 'clear_cache')
|
|
server.register_function(get_cache, 'get_cache')
|
|
server.register_function(send_tx, 'blockchain.transaction.broadcast')
|
|
server.register_function(store.get_history, 'blockchain.address.get_history')
|
|
server.register_function(new_session, 'session.new')
|
|
server.register_function(update_session, 'session.update')
|
|
server.register_function(poll_session, 'session.poll')
|
|
server.serve_forever()
|
|
|
|
|
|
import traceback
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
|
if len(sys.argv)>1:
|
|
import jsonrpclib
|
|
server = jsonrpclib.Server('http://%s:8081'%config.get('server','host'))
|
|
cmd = sys.argv[1]
|
|
if cmd == 'load':
|
|
out = server.load(password)
|
|
elif cmd == 'peers':
|
|
out = server.peers()
|
|
elif cmd == 'stop':
|
|
out = server.stop(password)
|
|
elif cmd == 'clear_cache':
|
|
out = server.clear_cache(password)
|
|
elif cmd == 'get_cache':
|
|
out = server.get_cache(password,sys.argv[2])
|
|
elif cmd == 'h':
|
|
out = server.blockchain.address.get_history(sys.argv[2])
|
|
elif cmd == 'tx':
|
|
out = server.blockchain.transaction.broadcast(sys.argv[2])
|
|
elif cmd == 'b':
|
|
out = server.blocks()
|
|
else:
|
|
out = "Unknown command: '%s'" % cmd
|
|
print out
|
|
sys.exit(0)
|
|
|
|
|
|
print "starting Electrum server"
|
|
|
|
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') }
|
|
store = MyStore(args)
|
|
store.tx_cache = {}
|
|
store.mempool_keys = {}
|
|
|
|
# supported protocols
|
|
thread.start_new_thread(native_server_thread, ())
|
|
thread.start_new_thread(tcp_server_thread, ())
|
|
thread.start_new_thread(http_server_thread, (store,))
|
|
|
|
thread.start_new_thread(clean_session_thread, ())
|
|
|
|
if (config.get('server','irc') == 'yes' ):
|
|
thread.start_new_thread(irc_thread, ())
|
|
|
|
while not stopping:
|
|
try:
|
|
dblock.acquire()
|
|
store.catch_up()
|
|
memorypool_update(store)
|
|
|
|
block_number = store.get_block_number(1)
|
|
if block_number != old_block_number:
|
|
old_block_number = block_number
|
|
for session_id in sessions_sub_numblocks:
|
|
send_numblocks(session_id)
|
|
|
|
except IOError:
|
|
print "IOError: cannot reach bitcoind"
|
|
block_number = 0
|
|
except:
|
|
traceback.print_exc(file=sys.stdout)
|
|
block_number = 0
|
|
finally:
|
|
dblock.release()
|
|
|
|
# do addresses
|
|
while True:
|
|
try:
|
|
addr = address_queue.get(False)
|
|
except:
|
|
break
|
|
do_update_address(addr)
|
|
|
|
time.sleep(10)
|
|
|
|
print "server stopped"
|
|
|