p2pool/main.py

   1 from __future__ import division
   2
   3 import ConfigParser
   4 import StringIO
   5 import argparse
   6 import os
   7 import random
   8 import struct
   9 import sys
  10 import time
  11 import json
  12 import signal
  13 import traceback
  14 import urlparse
  15
  16 from twisted.internet import defer, error, reactor, protocol, task
  17 from twisted.web import server, resource
  18 from twisted.python import log
  19 from nattraverso import portmapper, ipdiscover
  20
  21 import bitcoin.p2p as bitcoin_p2p, bitcoin.getwork as bitcoin_getwork, bitcoin.data as bitcoin_data
  22 from bitcoin import worker_interface
  23 from util import expiring_dict, jsonrpc, variable, deferral, math, logging, pack
  24 from . import p2p, networks, graphs
  25 import p2pool, p2pool.data as p2pool_data
  26
  27 @deferral.retry('Error getting work from bitcoind:', 3)
  28 @defer.inlineCallbacks
  29 def getwork(bitcoind):
  30     try:
  31         work = yield bitcoind.rpc_getmemorypool()
  32     except jsonrpc.Error, e:
  33         if e.code == -32601: # Method not found
  34             print >>sys.stderr, 'Error: Bitcoin version too old! Upgrade to v0.5 or newer!'
  35             raise deferral.RetrySilentlyException()
  36         raise
  37     packed_transactions = [x.decode('hex') for x in work['transactions']]
  38     defer.returnValue(dict(
  39         version=work['version'],
  40         previous_block_hash=int(work['previousblockhash'], 16),
  41         transactions=map(bitcoin_data.tx_type.unpack, packed_transactions),
  42         merkle_branch=bitcoin_data.calculate_merkle_branch([0] + map(bitcoin_data.hash256, packed_transactions), 0),
  43         subsidy=work['coinbasevalue'],
  44         time=work['time'],
  45         bits=bitcoin_data.FloatingIntegerType().unpack(work['bits'].decode('hex')[::-1]) if isinstance(work['bits'], (str, unicode)) else bitcoin_data.FloatingInteger(work['bits']),
  46         coinbaseflags=work['coinbaseflags'].decode('hex') if 'coinbaseflags' in work else ''.join(x.decode('hex') for x in work['coinbaseaux'].itervalues()) if 'coinbaseaux' in work else '',
  47     ))
  48
  49 @defer.inlineCallbacks
  50 def main(args, net, datadir_path, merged_urls, worker_endpoint):
  51     try:
  52         print 'p2pool (version %s)' % (p2pool.__version__,)
  53         print
  54         try:
  55             from . import draw
  56         except ImportError:
  57             draw = None
  58             print "Install Pygame and PIL to enable visualizations! Visualizations disabled."
  59             print
  60
  61         # connect to bitcoind over JSON-RPC and do initial getmemorypool
  62         url = 'http://%s:%i/' % (args.bitcoind_address, args.bitcoind_rpc_port)
  63         print '''Testing bitcoind RPC connection to '%s' with username '%s'...''' % (url, args.bitcoind_rpc_username)
  64         bitcoind = jsonrpc.Proxy(url, (args.bitcoind_rpc_username, args.bitcoind_rpc_password))
  65         good = yield deferral.retry('Error while checking bitcoind identity:', 1)(net.PARENT.RPC_CHECK)(bitcoind)
  66         if not good:
  67             print >>sys.stderr, "    Check failed! Make sure that you're connected to the right bitcoind with --bitcoind-rpc-port!"
  68             return
  69         temp_work = yield getwork(bitcoind)
  70         print '    ...success!'
  71         print '    Current block hash: %x' % (temp_work['previous_block_hash'],)
  72         print
  73
  74         # connect to bitcoind over bitcoin-p2p
  75         print '''Testing bitcoind P2P connection to '%s:%s'...''' % (args.bitcoind_address, args.bitcoind_p2p_port)
  76         factory = bitcoin_p2p.ClientFactory(net.PARENT)
  77         reactor.connectTCP(args.bitcoind_address, args.bitcoind_p2p_port, factory)
  78         yield factory.getProtocol() # waits until handshake is successful
  79         print '    ...success!'
  80         print
  81
  82         print 'Determining payout script...'
  83         if args.pubkey_hash is None:
  84             address_path = os.path.join(datadir_path, 'cached_payout_address')
  85
  86             if os.path.exists(address_path):
  87                 with open(address_path, 'rb') as f:
  88                     address = f.read().strip('\r\n')
  89                 print '    Loaded cached address: %s...' % (address,)
  90             else:
  91                 address = None
  92
  93             if address is not None:
  94                 res = yield deferral.retry('Error validating cached address:', 5)(lambda: bitcoind.rpc_validateaddress(address))()
  95                 if not res['isvalid'] or not res['ismine']:
  96                     print '    Cached address is either invalid or not controlled by local bitcoind!'
  97                     address = None
  98
  99             if address is None:
 100                 print '    Getting payout address from bitcoind...'
 101                 address = yield deferral.retry('Error getting payout address from bitcoind:', 5)(lambda: bitcoind.rpc_getaccountaddress('p2pool'))()
 102
 103             with open(address_path, 'wb') as f:
 104                 f.write(address)
 105
 106             my_script = bitcoin_data.pubkey_hash_to_script2(bitcoin_data.address_to_pubkey_hash(address, net.PARENT))
 107         else:
 108             print '    ...Computing payout script from provided address...'
 109             my_script = bitcoin_data.pubkey_hash_to_script2(args.pubkey_hash)
 110         print '    ...success! Payout script:', bitcoin_data.script2_to_human(my_script, net.PARENT)
 111         print
 112
 113         my_share_hashes = set()
 114         my_doa_share_hashes = set()
 115
 116         tracker = p2pool_data.OkayTracker(net, my_share_hashes, my_doa_share_hashes)
 117         shared_share_hashes = set()
 118         ss = p2pool_data.ShareStore(os.path.join(datadir_path, 'shares.'), net)
 119         known_verified = set()
 120         recent_blocks = []
 121         print "Loading shares..."
 122         for i, (mode, contents) in enumerate(ss.get_shares()):
 123             if mode == 'share':
 124                 if contents.hash in tracker.shares:
 125                     continue
 126                 shared_share_hashes.add(contents.hash)
 127                 contents.time_seen = 0
 128                 tracker.add(contents)
 129                 if len(tracker.shares) % 1000 == 0 and tracker.shares:
 130                     print "    %i" % (len(tracker.shares),)
 131             elif mode == 'verified_hash':
 132                 known_verified.add(contents)
 133             else:
 134                 raise AssertionError()
 135         print "    ...inserting %i verified shares..." % (len(known_verified),)
 136         for h in known_verified:
 137             if h not in tracker.shares:
 138                 ss.forget_verified_share(h)
 139                 continue
 140             tracker.verified.add(tracker.shares[h])
 141         print "    ...done loading %i shares!" % (len(tracker.shares),)
 142         print
 143         tracker.removed.watch(lambda share: ss.forget_share(share.hash))
 144         tracker.verified.removed.watch(lambda share: ss.forget_verified_share(share.hash))
 145         tracker.removed.watch(lambda share: shared_share_hashes.discard(share.hash))
 146
 147         peer_heads = expiring_dict.ExpiringDict(300) # hash -> peers that know of it
 148
 149         pre_current_work = variable.Variable(None)
 150         pre_merged_work = variable.Variable({})
 151         # information affecting work that should trigger a long-polling update
 152         current_work = variable.Variable(None)
 153         # information affecting work that should not trigger a long-polling update
 154         current_work2 = variable.Variable(None)
 155
 156         requested = expiring_dict.ExpiringDict(300)
 157
 158         print 'Initializing work...'
 159         @defer.inlineCallbacks
 160         def set_real_work1():
 161             work = yield getwork(bitcoind)
 162             current_work2.set(dict(
 163                 time=work['time'],
 164                 transactions=work['transactions'],
 165                 merkle_branch=work['merkle_branch'],
 166                 subsidy=work['subsidy'],
 167                 clock_offset=time.time() - work['time'],
 168                 last_update=time.time(),
 169             )) # second set first because everything hooks on the first
 170             pre_current_work.set(dict(
 171                 version=work['version'],
 172                 previous_block=work['previous_block_hash'],
 173                 bits=work['bits'],
 174                 coinbaseflags=work['coinbaseflags'],
 175             ))
 176         yield set_real_work1()
 177
 178         if '\ngetblock ' in (yield deferral.retry()(bitcoind.rpc_help)()):
 179             height_cacher = deferral.DeferredCacher(defer.inlineCallbacks(lambda block_hash: defer.returnValue((yield bitcoind.rpc_getblock('%x' % (block_hash,)))['blockcount'])))
 180             best_height_cached = variable.Variable((yield deferral.retry()(height_cacher)(pre_current_work.value['previous_block'])))
 181             def get_height_rel_highest(block_hash):
 182                 this_height = height_cacher.call_now(block_hash, 0)
 183                 best_height = height_cacher.call_now(pre_current_work.value['previous_block'], 0)
 184                 best_height_cached.set(max(best_height_cached.value, this_height, best_height))
 185                 return this_height - best_height_cached.value
 186         else:
 187             get_height_rel_highest = bitcoin_p2p.HeightTracker(bitcoind, factory).get_height_rel_highest
 188
 189         def set_real_work2():
 190             best, desired = tracker.think(get_height_rel_highest, pre_current_work.value['previous_block'], pre_current_work.value['bits'])
 191
 192             t = dict(pre_current_work.value)
 193             t['best_share_hash'] = best
 194             t['mm_chains'] = pre_merged_work.value
 195             current_work.set(t)
 196
 197             t = time.time()
 198             for peer2, share_hash in desired:
 199                 if share_hash not in tracker.tails: # was received in the time tracker.think was running
 200                     continue
 201                 last_request_time, count = requested.get(share_hash, (None, 0))
 202                 if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
 203                     continue
 204                 potential_peers = set()
 205                 for head in tracker.tails[share_hash]:
 206                     potential_peers.update(peer_heads.get(head, set()))
 207                 potential_peers = [peer for peer in potential_peers if peer.connected2]
 208                 if count == 0 and peer2 is not None and peer2.connected2:
 209                     peer = peer2
 210                 else:
 211                     peer = random.choice(potential_peers) if potential_peers and random.random() > .2 else peer2
 212                     if peer is None:
 213                         continue
 214
 215                 print 'Requesting parent share %s from %s' % (p2pool_data.format_hash(share_hash), '%s:%i' % peer.addr)
 216                 peer.send_getshares(
 217                     hashes=[share_hash],
 218                     parents=2000,
 219                     stops=list(set(tracker.heads) | set(
 220                         tracker.get_nth_parent_hash(head, min(max(0, tracker.get_height_and_last(head)[0] - 1), 10)) for head in tracker.heads
 221                     ))[:100],
 222                 )
 223                 requested[share_hash] = t, count + 1
 224         pre_current_work.changed.watch(lambda _: set_real_work2())
 225         pre_merged_work.changed.watch(lambda _: set_real_work2())
 226         set_real_work2()
 227         print '    ...success!'
 228         print
 229
 230
 231         @defer.inlineCallbacks
 232         def set_merged_work(merged_url, merged_userpass):
 233             merged_proxy = jsonrpc.Proxy(merged_url, (merged_userpass,))
 234             while True:
 235                 auxblock = yield deferral.retry('Error while calling merged getauxblock:', 1)(merged_proxy.rpc_getauxblock)()
 236                 pre_merged_work.set(dict(pre_merged_work.value, **{auxblock['chainid']: dict(
 237                     hash=int(auxblock['hash'], 16),
 238                     target=pack.IntType(256).unpack(auxblock['target'].decode('hex')),
 239                     merged_proxy=merged_proxy,
 240                 )}))
 241                 yield deferral.sleep(1)
 242         for merged_url, merged_userpass in merged_urls:
 243             set_merged_work(merged_url, merged_userpass)
 244
 245         @pre_merged_work.changed.watch
 246         def _(new_merged_work):
 247             print 'Got new merged mining work!'
 248
 249         # setup p2p logic and join p2pool network
 250
 251         class Node(p2p.Node):
 252             def handle_shares(self, shares, peer):
 253                 if len(shares) > 5:
 254                     print 'Processing %i shares from %s...' % (len(shares), '%s:%i' % peer.addr if peer is not None else None)
 255
 256                 new_count = 0
 257                 for share in shares:
 258                     if share.hash in tracker.shares:
 259                         #print 'Got duplicate share, ignoring. Hash: %s' % (p2pool_data.format_hash(share.hash),)
 260                         continue
 261
 262                     new_count += 1
 263
 264                     #print 'Received share %s from %r' % (p2pool_data.format_hash(share.hash), share.peer.addr if share.peer is not None else None)
 265
 266                     tracker.add(share)
 267
 268                 if shares and peer is not None:
 269                     peer_heads.setdefault(shares[0].hash, set()).add(peer)
 270
 271                 if new_count:
 272                     set_real_work2()
 273
 274                 if len(shares) > 5:
 275                     print '... done processing %i shares. New: %i Have: %i/~%i' % (len(shares), new_count, len(tracker.shares), 2*net.CHAIN_LENGTH)
 276
 277             def handle_share_hashes(self, hashes, peer):
 278                 t = time.time()
 279                 get_hashes = []
 280                 for share_hash in hashes:
 281                     if share_hash in tracker.shares:
 282                         continue
 283                     last_request_time, count = requested.get(share_hash, (None, 0))
 284                     if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
 285                         continue
 286                     print 'Got share hash, requesting! Hash: %s' % (p2pool_data.format_hash(share_hash),)
 287                     get_hashes.append(share_hash)
 288                     requested[share_hash] = t, count + 1
 289
 290                 if hashes and peer is not None:
 291                     peer_heads.setdefault(hashes[0], set()).add(peer)
 292                 if get_hashes:
 293                     peer.send_getshares(hashes=get_hashes, parents=0, stops=[])
 294
 295             def handle_get_shares(self, hashes, parents, stops, peer):
 296                 parents = min(parents, 1000//len(hashes))
 297                 stops = set(stops)
 298                 shares = []
 299                 for share_hash in hashes:
 300                     for share in tracker.get_chain(share_hash, min(parents + 1, tracker.get_height(share_hash))):
 301                         if share.hash in stops:
 302                             break
 303                         shares.append(share)
 304                 print 'Sending %i shares to %s:%i' % (len(shares), peer.addr[0], peer.addr[1])
 305                 peer.sendShares(shares)
 306
 307         @tracker.verified.added.watch
 308         def _(share):
 309             if share.pow_hash <= share.header['bits'].target:
 310                 if factory.conn.value is not None:
 311                     factory.conn.value.send_block(block=share.as_block(tracker))
 312                 else:
 313                     print >>sys.stderr, 'No bitcoind connection when block submittal attempted! Erp!'
 314                 print
 315                 print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %x' % (p2pool_data.format_hash(share.hash), share.header_hash)
 316                 print
 317                 recent_blocks.append({ 'ts': share.timestamp, 'hash': '%x' % (share.header_hash) })
 318
 319         print 'Joining p2pool network using port %i...' % (args.p2pool_port,)
 320
 321         @defer.inlineCallbacks
 322         def parse(x):
 323             if ':' in x:
 324                 ip, port = x.split(':')
 325                 defer.returnValue(((yield reactor.resolve(ip)), int(port)))
 326             else:
 327                 defer.returnValue(((yield reactor.resolve(x)), net.P2P_PORT))
 328
 329         addrs = {}
 330         if os.path.exists(os.path.join(datadir_path, 'addrs.txt')):
 331             try:
 332                 addrs.update(dict(eval(x) for x in open(os.path.join(datadir_path, 'addrs.txt'))))
 333             except:
 334                 print >>sys.stderr, "error reading addrs"
 335         for addr_df in map(parse, net.BOOTSTRAP_ADDRS):
 336             try:
 337                 addr = yield addr_df
 338                 if addr not in addrs:
 339                     addrs[addr] = (0, time.time(), time.time())
 340             except:
 341                 log.err()
 342
 343         connect_addrs = set()
 344         for addr_df in map(parse, args.p2pool_nodes):
 345             try:
 346                 connect_addrs.add((yield addr_df))
 347             except:
 348                 log.err()
 349
 350         p2p_node = Node(
 351             best_share_hash_func=lambda: current_work.value['best_share_hash'],
 352             port=args.p2pool_port,
 353             net=net,
 354             addr_store=addrs,
 355             connect_addrs=connect_addrs,
 356         )
 357         p2p_node.start()
 358
 359         def save_addrs():
 360             open(os.path.join(datadir_path, 'addrs.txt'), 'w').writelines(repr(x) + '\n' for x in p2p_node.addr_store.iteritems())
 361         task.LoopingCall(save_addrs).start(60)
 362
 363         # send share when the chain changes to their chain
 364         def work_changed(new_work):
 365             #print 'Work changed:', new_work
 366             shares = []
 367             for share in tracker.get_chain(new_work['best_share_hash'], min(5, tracker.get_height(new_work['best_share_hash']))):
 368                 if share.hash in shared_share_hashes:
 369                     break
 370                 shared_share_hashes.add(share.hash)
 371                 shares.append(share)
 372
 373             for peer in p2p_node.peers.itervalues():
 374                 peer.sendShares([share for share in shares if share.peer is not peer])
 375
 376         current_work.changed.watch(work_changed)
 377
 378         def save_shares():
 379             for share in tracker.get_chain(current_work.value['best_share_hash'], min(tracker.get_height(current_work.value['best_share_hash']), 2*net.CHAIN_LENGTH)):
 380                 ss.add_share(share)
 381                 if share.hash in tracker.verified.shares:
 382                     ss.add_verified_hash(share.hash)
 383         task.LoopingCall(save_shares).start(60)
 384
 385         print '    ...success!'
 386         print
 387
 388         start_time = time.time()
 389
 390         @defer.inlineCallbacks
 391         def upnp_thread():
 392             while True:
 393                 try:
 394                     is_lan, lan_ip = yield ipdiscover.get_local_ip()
 395                     if is_lan:
 396                         pm = yield portmapper.get_port_mapper()
 397                         yield pm._upnp.add_port_mapping(lan_ip, args.p2pool_port, args.p2pool_port, 'p2pool', 'TCP')
 398                 except defer.TimeoutError:
 399                     pass
 400                 except:
 401                     if p2pool.DEBUG:
 402                         log.err(None, "UPnP error:")
 403                 yield deferral.sleep(random.expovariate(1/120))
 404
 405         if args.upnp:
 406             upnp_thread()
 407
 408         # start listening for workers with a JSON-RPC server
 409
 410         print 'Listening for workers on %r port %i...' % (worker_endpoint[0], worker_endpoint[1])
 411
 412         if os.path.exists(os.path.join(datadir_path, 'vip_pass')):
 413             with open(os.path.join(datadir_path, 'vip_pass'), 'rb') as f:
 414                 vip_pass = f.read().strip('\r\n')
 415         else:
 416             vip_pass = '%016x' % (random.randrange(2**64),)
 417             with open(os.path.join(datadir_path, 'vip_pass'), 'wb') as f:
 418                 f.write(vip_pass)
 419         print '    Worker password:', vip_pass, '(only required for generating graphs)'
 420
 421         # setup worker logic
 422
 423         removed_unstales_var = variable.Variable((0, 0, 0))
 424         @tracker.verified.removed.watch
 425         def _(share):
 426             if share.hash in my_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
 427                 assert share.share_data['stale_info'] in [0, 253, 254] # we made these shares in this instance
 428                 removed_unstales_var.set((
 429                     removed_unstales_var.value[0] + 1,
 430                     removed_unstales_var.value[1] + (1 if share.share_data['stale_info'] == 253 else 0),
 431                     removed_unstales_var.value[2] + (1 if share.share_data['stale_info'] == 254 else 0),
 432                 ))
 433
 434         removed_doa_unstales_var = variable.Variable(0)
 435         @tracker.verified.removed.watch
 436         def _(share):
 437             if share.hash in my_doa_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
 438                 removed_doa_unstales.set(removed_doa_unstales.value + 1)
 439
 440         def get_stale_counts():
 441             '''Returns (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain)'''
 442             my_shares = len(my_share_hashes)
 443             my_doa_shares = len(my_doa_share_hashes)
 444             delta = tracker.verified.get_delta(current_work.value['best_share_hash'])
 445             my_shares_in_chain = delta.my_count + removed_unstales_var.value[0]
 446             my_doa_shares_in_chain = delta.my_doa_count + removed_doa_unstales_var.value
 447             orphans_recorded_in_chain = delta.my_orphan_announce_count + removed_unstales_var.value[1]
 448             doas_recorded_in_chain = delta.my_dead_announce_count + removed_unstales_var.value[2]
 449
 450             my_shares_not_in_chain = my_shares - my_shares_in_chain
 451             my_doa_shares_not_in_chain = my_doa_shares - my_doa_shares_in_chain
 452
 453             return (my_shares_not_in_chain - my_doa_shares_not_in_chain, my_doa_shares_not_in_chain), my_shares, (orphans_recorded_in_chain, doas_recorded_in_chain)
 454
 455
 456         local_rate_monitor = math.RateMonitor(10*60)
 457
 458         class WorkerBridge(worker_interface.WorkerBridge):
 459             def __init__(self):
 460                 worker_interface.WorkerBridge.__init__(self)
 461                 self.new_work_event = current_work.changed
 462                 self.recent_shares_ts_work = []
 463
 464             def _get_payout_script_from_username(self, user):
 465                 if user is None:
 466                     return None
 467                 try:
 468                     pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, net.PARENT)
 469                 except: # XXX blah
 470                     return None
 471                 return bitcoin_data.pubkey_hash_to_script2(pubkey_hash)
 472
 473             def preprocess_request(self, request):
 474                 payout_script = self._get_payout_script_from_username(request.getUser())
 475                 if payout_script is None or random.uniform(0, 100) < args.worker_fee:
 476                     payout_script = my_script
 477                 return payout_script,
 478
 479             def get_work(self, payout_script):
 480                 if len(p2p_node.peers) == 0 and net.PERSIST:
 481                     raise jsonrpc.Error(-12345, u'p2pool is not connected to any peers')
 482                 if current_work.value['best_share_hash'] is None and net.PERSIST:
 483                     raise jsonrpc.Error(-12345, u'p2pool is downloading shares')
 484                 if time.time() > current_work2.value['last_update'] + 60:
 485                     raise jsonrpc.Error(-12345, u'lost contact with bitcoind')
 486
 487                 if current_work.value['mm_chains']:
 488                     tree, size = bitcoin_data.make_auxpow_tree(current_work.value['mm_chains'])
 489                     mm_hashes = [current_work.value['mm_chains'].get(tree.get(i), dict(hash=0))['hash'] for i in xrange(size)]
 490                     mm_data = '\xfa\xbemm' + bitcoin_data.aux_pow_coinbase_type.pack(dict(
 491                         merkle_root=bitcoin_data.merkle_hash(mm_hashes),
 492                         size=size,
 493                         nonce=0,
 494                     ))
 495                     mm_later = [(aux_work, mm_hashes.index(aux_work['hash']), mm_hashes) for chain_id, aux_work in current_work.value['mm_chains'].iteritems()]
 496                 else:
 497                     mm_data = ''
 498                     mm_later = []
 499
 500                 share_info, generate_tx = p2pool_data.generate_transaction(
 501                     tracker=tracker,
 502                     share_data=dict(
 503                         previous_share_hash=current_work.value['best_share_hash'],
 504                         coinbase=(mm_data + current_work.value['coinbaseflags'])[:100],
 505                         nonce=struct.pack('<Q', random.randrange(2**64)),
 506                         new_script=payout_script,
 507                         subsidy=current_work2.value['subsidy'],
 508                         donation=math.perfect_round(65535*args.donation_percentage/100),
 509                         stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain):
 510                             253 if orphans > orphans_recorded_in_chain else
 511                             254 if doas > doas_recorded_in_chain else
 512                             0
 513                         )(*get_stale_counts()),
 514                     ),
 515                     block_target=current_work.value['bits'].target,
 516                     desired_timestamp=int(time.time() - current_work2.value['clock_offset']),
 517                     net=net,
 518                 )
 519
 520                 target = 2**256//2**32 - 1
 521                 if len(self.recent_shares_ts_work) == 50:
 522                     hash_rate = sum(work for ts, work in self.recent_shares_ts_work)//(self.recent_shares_ts_work[-1][0] - self.recent_shares_ts_work[0][0])
 523                     target = min(target, 2**256//(hash_rate * 5))
 524                 target = max(target, share_info['bits'].target)
 525                 for aux_work in current_work.value['mm_chains'].itervalues():
 526                     target = max(target, aux_work['target'])
 527
 528                 transactions = [generate_tx] + list(current_work2.value['transactions'])
 529                 merkle_root = bitcoin_data.check_merkle_branch(bitcoin_data.hash256(bitcoin_data.tx_type.pack(generate_tx)), 0, current_work2.value['merkle_branch'])
 530
 531                 getwork_time = time.time()
 532                 merkle_branch = current_work2.value['merkle_branch']
 533
 534                 print 'New work for worker! Difficulty: %.06f Share difficulty: %.06f Total block value: %.6f %s including %i transactions' % (
 535                     bitcoin_data.target_to_difficulty(target),
 536                     bitcoin_data.target_to_difficulty(share_info['bits'].target),
 537                     current_work2.value['subsidy']*1e-8, net.PARENT.SYMBOL,
 538                     len(current_work2.value['transactions']),
 539                 )
 540
 541                 ba = bitcoin_getwork.BlockAttempt(
 542                     version=current_work.value['version'],
 543                     previous_block=current_work.value['previous_block'],
 544                     merkle_root=merkle_root,
 545                     timestamp=current_work2.value['time'],
 546                     bits=current_work.value['bits'],
 547                     share_target=target,
 548                 )
 549
 550                 def got_response(header, request):
 551                     assert header['merkle_root'] == merkle_root
 552
 553                     pow_hash = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(header))
 554                     on_time = current_work.value['best_share_hash'] == share_info['share_data']['previous_share_hash']
 555
 556                     try:
 557                         if pow_hash <= header['bits'].target or p2pool.DEBUG:
 558                             @deferral.retry('Error submitting primary block: (will retry)', 10, 10)
 559                             def submit_block():
 560                                 if factory.conn.value is None:
 561                                     print >>sys.stderr, 'No bitcoind connection when block submittal attempted! Hash: %x' % (bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),)
 562                                     raise deferral.RetrySilentlyException()
 563                                 factory.conn.value.send_block(block=dict(header=header, txs=transactions))
 564                             submit_block()
 565                             if pow_hash <= header['bits'].target:
 566                                 print
 567                                 print 'GOT BLOCK FROM MINER! Passing to bitcoind! bitcoin: %x' % (bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),)
 568                                 print
 569                                 recent_blocks.append({ 'ts': time.time(), 'hash': '%x' % (bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),) })
 570                     except:
 571                         log.err(None, 'Error while processing potential block:')
 572
 573                     for aux_work, index, hashes in mm_later:
 574                         try:
 575                             if pow_hash <= aux_work['target'] or p2pool.DEBUG:
 576                                 df = deferral.retry('Error submitting merged block: (will retry)', 10, 10)(aux_work['merged_proxy'].rpc_getauxblock)(
 577                                     pack.IntType(256, 'big').pack(aux_work['hash']).encode('hex'),
 578                                     bitcoin_data.aux_pow_type.pack(dict(
 579                                         merkle_tx=dict(
 580                                             tx=transactions[0],
 581                                             block_hash=bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),
 582                                             merkle_branch=merkle_branch,
 583                                             index=0,
 584                                         ),
 585                                         merkle_branch=bitcoin_data.calculate_merkle_branch(hashes, index),
 586                                         index=index,
 587                                         parent_block_header=header,
 588                                     )).encode('hex'),
 589                                 )
 590                                 @df.addCallback
 591                                 def _(result):
 592                                     if result != (pow_hash <= aux_work['target']):
 593                                         print >>sys.stderr, 'Merged block submittal result: %s Expected: %s' % (result, pow_hash <= aux_work['target'])
 594                                     else:
 595                                         print 'Merged block submittal result: %s' % (result,)
 596                                 @df.addErrback
 597                                 def _(err):
 598                                     log.err(err, 'Error submitting merged block:')
 599                         except:
 600                             log.err(None, 'Error while processing merged mining POW:')
 601
 602                     if pow_hash <= share_info['bits'].target:
 603                         share = p2pool_data.Share(net, header, share_info, merkle_branch=merkle_branch, other_txs=transactions[1:] if pow_hash <= header['bits'].target else None)
 604                         print 'GOT SHARE! %s %s prev %s age %.2fs%s' % (
 605                             request.getUser(),
 606                             p2pool_data.format_hash(share.hash),
 607                             p2pool_data.format_hash(share.previous_hash),
 608                             time.time() - getwork_time,
 609                             ' DEAD ON ARRIVAL' if not on_time else '',
 610                         )
 611                         my_share_hashes.add(share.hash)
 612                         if not on_time:
 613                             my_doa_share_hashes.add(share.hash)
 614
 615                         tracker.add(share)
 616                         if not p2pool.DEBUG:
 617                             tracker.verified.add(share)
 618                         set_real_work2()
 619
 620                         try:
 621                             if pow_hash <= header['bits'].target or p2pool.DEBUG:
 622                                 for peer in p2p_node.peers.itervalues():
 623                                     peer.sendShares([share])
 624                                 shared_share_hashes.add(share.hash)
 625                         except:
 626                             log.err(None, 'Error forwarding block solution:')
 627
 628                     if pow_hash <= target:
 629                         reactor.callLater(1, grapher.add_localrate_point, bitcoin_data.target_to_average_attempts(target), not on_time)
 630                         if request.getPassword() == vip_pass:
 631                             reactor.callLater(1, grapher.add_localminer_point, request.getUser(), bitcoin_data.target_to_average_attempts(target), not on_time)
 632                         self.recent_shares_ts_work.append((time.time(), bitcoin_data.target_to_average_attempts(target)))
 633                         while len(self.recent_shares_ts_work) > 50:
 634                             self.recent_shares_ts_work.pop(0)
 635                         local_rate_monitor.add_datum(dict(work=bitcoin_data.target_to_average_attempts(target), dead=not on_time, user=request.getUser()))
 636
 637
 638                     if pow_hash > target:
 639                         print 'Worker %s submitted share with hash > target:' % (request.getUser(),)
 640                         print '    Hash:   %56x' % (pow_hash,)
 641                         print '    Target: %56x' % (target,)
 642
 643                     return on_time
 644
 645                 return ba, got_response
 646
 647         web_root = resource.Resource()
 648         worker_interface.WorkerInterface(WorkerBridge()).attach_to(web_root)
 649
 650         def get_rate():
 651             if tracker.get_height(current_work.value['best_share_hash']) < 720:
 652                 return json.dumps(None)
 653             return json.dumps(p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
 654                 / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720)))
 655
 656         def get_users():
 657             height, last = tracker.get_height_and_last(current_work.value['best_share_hash'])
 658             weights, total_weight, donation_weight = tracker.get_cumulative_weights(current_work.value['best_share_hash'], min(height, 720), 65535*2**256)
 659             res = {}
 660             for script in sorted(weights, key=lambda s: weights[s]):
 661                 res[bitcoin_data.script2_to_human(script, net.PARENT)] = weights[script]/total_weight
 662             return json.dumps(res)
 663
 664         def get_current_txouts():
 665             share = tracker.shares[current_work.value['best_share_hash']]
 666             share_info, gentx = p2pool_data.generate_transaction(tracker, share.share_info['share_data'], share.header['bits'].target, share.share_info['timestamp'], share.net)
 667             return dict((out['script'], out['value']) for out in gentx['tx_outs'])
 668
 669         def get_current_scaled_txouts(scale, trunc=0):
 670             txouts = get_current_txouts()
 671             total = sum(txouts.itervalues())
 672             results = dict((script, value*scale//total) for script, value in txouts.iteritems())
 673             if trunc > 0:
 674                 total_random = 0
 675                 random_set = set()
 676                 for s in sorted(results, key=results.__getitem__):
 677                     if results[s] >= trunc:
 678                         break
 679                     total_random += results[s]
 680                     random_set.add(s)
 681                 if total_random:
 682                     winner = math.weighted_choice((script, results[script]) for script in random_set)
 683                     for script in random_set:
 684                         del results[script]
 685                     results[winner] = total_random
 686             if sum(results.itervalues()) < int(scale):
 687                 results[math.weighted_choice(results.iteritems())] += int(scale) - sum(results.itervalues())
 688             return results
 689
 690         def get_current_payouts():
 691             return json.dumps(dict((bitcoin_data.script2_to_human(script, net.PARENT), value/1e8) for script, value in get_current_txouts().iteritems()))
 692
 693         def get_patron_sendmany(this):
 694             try:
 695                 if '/' in this:
 696                     this, trunc = this.split('/', 1)
 697                 else:
 698                     trunc = '0.01'
 699                 return json.dumps(dict(
 700                     (bitcoin_data.script2_to_address(script, net.PARENT), value/1e8)
 701                     for script, value in get_current_scaled_txouts(scale=int(float(this)*1e8), trunc=int(float(trunc)*1e8)).iteritems()
 702                     if bitcoin_data.script2_to_address(script, net.PARENT) is not None
 703                 ))
 704             except:
 705                 return json.dumps(None)
 706
 707         def get_global_stats():
 708             # averaged over last hour
 709             lookbehind = 3600//net.SHARE_PERIOD
 710             if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
 711                 return None
 712
 713             nonstale_hash_rate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], lookbehind)
 714             stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
 715             return json.dumps(dict(
 716                 pool_nonstale_hash_rate=nonstale_hash_rate,
 717                 pool_hash_rate=nonstale_hash_rate/(1 - stale_prop),
 718                 pool_stale_prop=stale_prop,
 719             ))
 720
 721         def get_local_stats():
 722             lookbehind = 3600//net.SHARE_PERIOD
 723             if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
 724                 return None
 725
 726             global_stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
 727
 728             my_unstale_count = sum(1 for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind) if share.hash in my_share_hashes)
 729             my_orphan_count = sum(1 for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind) if share.hash in my_share_hashes and share.share_data['stale_info'] == 253)
 730             my_doa_count = sum(1 for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind) if share.hash in my_share_hashes and share.share_data['stale_info'] == 254)
 731             my_share_count = my_unstale_count + my_orphan_count + my_doa_count
 732             my_stale_count = my_orphan_count + my_doa_count
 733
 734             my_stale_prop = my_stale_count/my_share_count if my_share_count != 0 else None
 735
 736             my_work = sum(bitcoin_data.target_to_average_attempts(share.target)
 737                 for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind - 1)
 738                 if share.hash in my_share_hashes)
 739             actual_time = (tracker.shares[current_work.value['best_share_hash']].timestamp -
 740                 tracker.shares[tracker.get_nth_parent_hash(current_work.value['best_share_hash'], lookbehind - 1)].timestamp)
 741             share_att_s = my_work / actual_time
 742
 743             miner_hash_rates = {}
 744             miner_dead_hash_rates = {}
 745             datums, dt = local_rate_monitor.get_datums_in_last()
 746             for datum in datums:
 747                 miner_hash_rates[datum['user']] = miner_hash_rates.get(datum['user'], 0) + datum['work']/dt
 748                 if datum['dead']:
 749                     miner_dead_hash_rates[datum['user']] = miner_dead_hash_rates.get(datum['user'], 0) + datum['work']/dt
 750
 751             return json.dumps(dict(
 752                 my_hash_rates_in_last_hour=dict(
 753                     note="DEPRECATED",
 754                     nonstale=share_att_s,
 755                     rewarded=share_att_s/(1 - global_stale_prop),
 756                     actual=share_att_s/(1 - my_stale_prop) if my_stale_prop is not None else 0, # 0 because we don't have any shares anyway
 757                 ),
 758                 my_share_counts_in_last_hour=dict(
 759                     shares=my_share_count,
 760                     unstale_shares=my_unstale_count,
 761                     stale_shares=my_stale_count,
 762                     orphan_stale_shares=my_orphan_count,
 763                     doa_stale_shares=my_doa_count,
 764                 ),
 765                 my_stale_proportions_in_last_hour=dict(
 766                     stale=my_stale_prop,
 767                     orphan_stale=my_orphan_count/my_share_count if my_share_count != 0 else None,
 768                     dead_stale=my_doa_count/my_share_count if my_share_count != 0 else None,
 769                 ),
 770                 miner_hash_rates=miner_hash_rates,
 771                 miner_dead_hash_rates=miner_dead_hash_rates,
 772             ))
 773
 774         def get_peer_addresses():
 775             return ' '.join(peer.transport.getPeer().host + (':' + str(peer.transport.getPeer().port) if peer.transport.getPeer().port != net.P2P_PORT else '') for peer in p2p_node.peers.itervalues())
 776
 777         def get_uptime():
 778             return json.dumps(time.time() - start_time)
 779
 780         class WebInterface(resource.Resource):
 781             def __init__(self, func, mime_type, *fields):
 782                 self.func, self.mime_type, self.fields = func, mime_type, fields
 783
 784             def render_GET(self, request):
 785                 request.setHeader('Content-Type', self.mime_type)
 786                 request.setHeader('Access-Control-Allow-Origin', '*')
 787                 return self.func(*(request.args[field][0] for field in self.fields))
 788
 789         web_root.putChild('rate', WebInterface(get_rate, 'application/json'))
 790         web_root.putChild('users', WebInterface(get_users, 'application/json'))
 791         web_root.putChild('fee', WebInterface(lambda: json.dumps(args.worker_fee), 'application/json'))
 792         web_root.putChild('current_payouts', WebInterface(get_current_payouts, 'application/json'))
 793         web_root.putChild('patron_sendmany', WebInterface(get_patron_sendmany, 'text/plain', 'total'))
 794         web_root.putChild('global_stats', WebInterface(get_global_stats, 'application/json'))
 795         web_root.putChild('local_stats', WebInterface(get_local_stats, 'application/json'))
 796         web_root.putChild('peer_addresses', WebInterface(get_peer_addresses, 'text/plain'))
 797         web_root.putChild('payout_addr', WebInterface(lambda: json.dumps(bitcoin_data.script2_to_human(my_script, net.PARENT)), 'application/json'))
 798         web_root.putChild('recent_blocks', WebInterface(lambda: json.dumps(recent_blocks), 'application/json'))
 799         web_root.putChild('uptime', WebInterface(get_uptime, 'application/json'))
 800         if draw is not None:
 801             web_root.putChild('chain_img', WebInterface(lambda: draw.get(tracker, current_work.value['best_share_hash']), 'image/png'))
 802
 803         new_root = resource.Resource()
 804         web_root.putChild('web', new_root)
 805
 806         stat_log = []
 807         if os.path.exists(os.path.join(datadir_path, 'stats')):
 808             try:
 809                 with open(os.path.join(datadir_path, 'stats'), 'rb') as f:
 810                     stat_log = json.loads(f.read())
 811             except:
 812                 log.err(None, 'Error loading stats:')
 813         def update_stat_log():
 814             while stat_log and stat_log[0]['time'] < time.time() - 24*60*60:
 815                 stat_log.pop(0)
 816
 817             lookbehind = 3600//net.SHARE_PERIOD
 818             if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
 819                 return None
 820
 821             global_stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
 822             (stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
 823
 824             miner_hash_rates = {}
 825             miner_dead_hash_rates = {}
 826             datums, dt = local_rate_monitor.get_datums_in_last()
 827             for datum in datums:
 828                 miner_hash_rates[datum['user']] = miner_hash_rates.get(datum['user'], 0) + datum['work']/dt
 829                 if datum['dead']:
 830                     miner_dead_hash_rates[datum['user']] = miner_dead_hash_rates.get(datum['user'], 0) + datum['work']/dt
 831
 832             stat_log.append(dict(
 833                 time=time.time(),
 834                 pool_hash_rate=p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], lookbehind)/(1-global_stale_prop),
 835                 pool_stale_prop=global_stale_prop,
 836                 local_hash_rates=miner_hash_rates,
 837                 local_dead_hash_rates=miner_dead_hash_rates,
 838                 shares=shares,
 839                 stale_shares=stale_orphan_shares + stale_doa_shares,
 840                 stale_shares_breakdown=dict(orphan=stale_orphan_shares, doa=stale_doa_shares),
 841                 current_payout=get_current_txouts().get(my_script, 0)*1e-8,
 842             ))
 843
 844             with open(os.path.join(datadir_path, 'stats'), 'wb') as f:
 845                 f.write(json.dumps(stat_log))
 846         task.LoopingCall(update_stat_log).start(5*60)
 847         new_root.putChild('log', WebInterface(lambda: json.dumps(stat_log), 'application/json'))
 848
 849         grapher = graphs.Grapher(os.path.join(datadir_path, 'rrd'))
 850         web_root.putChild('graphs', grapher.get_resource())
 851         def add_point():
 852             if tracker.get_height(current_work.value['best_share_hash']) < 720:
 853                 return
 854             nonstalerate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
 855             poolrate = nonstalerate / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720))
 856             grapher.add_poolrate_point(poolrate, poolrate - nonstalerate)
 857         task.LoopingCall(add_point).start(100)
 858
 859         def attempt_listen():
 860             try:
 861                 reactor.listenTCP(worker_endpoint[1], server.Site(web_root), interface=worker_endpoint[0])
 862             except error.CannotListenError, e:
 863                 print >>sys.stderr, 'Error binding to worker port: %s. Retrying in 1 second.' % (e.socketError,)
 864                 reactor.callLater(1, attempt_listen)
 865             else:
 866                 with open(os.path.join(os.path.join(datadir_path, 'ready_flag')), 'wb') as f:
 867                     pass
 868         attempt_listen()
 869
 870         print '    ...success!'
 871         print
 872
 873
 874         @defer.inlineCallbacks
 875         def work_poller():
 876             while True:
 877                 flag = factory.new_block.get_deferred()
 878                 try:
 879                     yield set_real_work1()
 880                 except:
 881                     log.err()
 882                 yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
 883         work_poller()
 884
 885
 886         # done!
 887         print 'Started successfully!'
 888         print
 889
 890
 891         if hasattr(signal, 'SIGALRM'):
 892             signal.signal(signal.SIGALRM, lambda signum, frame: reactor.callFromThread(
 893                 sys.stderr.write, 'Watchdog timer went off at:\n' + ''.join(traceback.format_stack())
 894             ))
 895             signal.siginterrupt(signal.SIGALRM, False)
 896             task.LoopingCall(signal.alarm, 30).start(1)
 897
 898         if args.irc_announce:
 899             from twisted.words.protocols import irc
 900             class IRCClient(irc.IRCClient):
 901                 nickname = 'p2pool'
 902                 def lineReceived(self, line):
 903                     print repr(line)
 904                     irc.IRCClient.lineReceived(self, line)
 905                 def signedOn(self):
 906                     irc.IRCClient.signedOn(self)
 907                     self.factory.resetDelay()
 908                     self.join('#p2pool')
 909                     self.watch_id = tracker.verified.added.watch(self._new_share)
 910                     self.announced_hashes = set()
 911                 def _new_share(self, share):
 912                     if share.pow_hash <= share.header['bits'].target and share.header_hash not in self.announced_hashes and abs(share.timestamp - time.time()) < 10*60:
 913                         self.announced_hashes.add(share.header_hash)
 914                         self.say('#p2pool', '\x02BLOCK FOUND by %s! http://blockexplorer.com/block/%064x' % (bitcoin_data.script2_to_address(share.share_data['new_script'], net.PARENT), share.header_hash))
 915                 def connectionLost(self, reason):
 916                     tracker.verified.added.unwatch(self.watch_id)
 917                     print 'IRC connection lost:', reason.getErrorMessage()
 918             class IRCClientFactory(protocol.ReconnectingClientFactory):
 919                 protocol = IRCClient
 920             reactor.connectTCP("irc.freenode.net", 6667, IRCClientFactory())
 921
 922         @defer.inlineCallbacks
 923         def status_thread():
 924             last_str = None
 925             last_time = 0
 926             while True:
 927                 yield deferral.sleep(3)
 928                 try:
 929                     if time.time() > current_work2.value['last_update'] + 60:
 930                         print >>sys.stderr, '''---> LOST CONTACT WITH BITCOIND for %s! Check that it isn't frozen or dead! <---''' % (math.format_dt(time.time() - current_work2.value['last_update']),)
 931
 932                     height = tracker.get_height(current_work.value['best_share_hash'])
 933                     this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % (
 934                         height,
 935                         len(tracker.verified.shares),
 936                         len(tracker.shares),
 937                         len(p2p_node.peers),
 938                         sum(1 for peer in p2p_node.peers.itervalues() if peer.incoming),
 939                     ) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '')
 940
 941                     datums, dt = local_rate_monitor.get_datums_in_last()
 942                     my_att_s = sum(datum['work']/dt for datum in datums)
 943                     this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % (
 944                         math.format(int(my_att_s)),
 945                         math.format_dt(dt),
 946                         math.format_binomial_conf(sum(1 for datum in datums if datum['dead']), len(datums), 0.95),
 947                         math.format_dt(2**256 / tracker.shares[current_work.value['best_share_hash']].target / my_att_s) if my_att_s else '???',
 948                     )
 949
 950                     if height > 2:
 951                         (stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
 952                         stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], min(720, height))
 953                         real_att_s = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], min(height - 1, 720)) / (1 - stale_prop)
 954
 955                         this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %s' % (
 956                             shares, stale_orphan_shares, stale_doa_shares,
 957                             math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95),
 958                             math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)),
 959                             get_current_txouts().get(my_script, 0)*1e-8, net.PARENT.SYMBOL,
 960                         )
 961                         this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % (
 962                             math.format(int(real_att_s)),
 963                             100*stale_prop,
 964                             math.format_dt(2**256 / current_work.value['bits'].target / real_att_s),
 965                         )
 966
 967                     if this_str != last_str or time.time() > last_time + 15:
 968                         print this_str
 969                         last_str = this_str
 970                         last_time = time.time()
 971                 except:
 972                     log.err()
 973         status_thread()
 974     except:
 975         log.err(None, 'Fatal error:')
 976         reactor.stop()
 977
 978 def run():
 979     class FixedArgumentParser(argparse.ArgumentParser):
 980         def _read_args_from_files(self, arg_strings):
 981             # expand arguments referencing files
 982             new_arg_strings = []
 983             for arg_string in arg_strings:
 984
 985                 # for regular arguments, just add them back into the list
 986                 if not arg_string or arg_string[0] not in self.fromfile_prefix_chars:
 987                     new_arg_strings.append(arg_string)
 988
 989                 # replace arguments referencing files with the file content
 990                 else:
 991                     try:
 992                         args_file = open(arg_string[1:])
 993                         try:
 994                             arg_strings = []
 995                             for arg_line in args_file.read().splitlines():
 996                                 for arg in self.convert_arg_line_to_args(arg_line):
 997                                     arg_strings.append(arg)
 998                             arg_strings = self._read_args_from_files(arg_strings)
 999                             new_arg_strings.extend(arg_strings)
1000                         finally:
1001                             args_file.close()
1002                     except IOError:
1003                         err = sys.exc_info()[1]
1004                         self.error(str(err))
1005
1006             # return the modified argument list
1007             return new_arg_strings
1008
1009         def convert_arg_line_to_args(self, arg_line):
1010             return [arg for arg in arg_line.split() if arg.strip()]
1011
1012
1013     realnets=dict((name, net) for name, net in networks.nets.iteritems() if '_testnet' not in name)
1014
1015     parser = FixedArgumentParser(description='p2pool (version %s)' % (p2pool.__version__,), fromfile_prefix_chars='@')
1016     parser.add_argument('--version', action='version', version=p2pool.__version__)
1017     parser.add_argument('--net',
1018         help='use specified network (default: bitcoin)',
1019         action='store', choices=sorted(realnets), default='bitcoin', dest='net_name')
1020     parser.add_argument('--testnet',
1021         help='''use the network's testnet''',
1022         action='store_const', const=True, default=False, dest='testnet')
1023     parser.add_argument('--debug',
1024         help='enable debugging mode',
1025         action='store_const', const=True, default=False, dest='debug')
1026     parser.add_argument('-a', '--address',
1027         help='generate payouts to this address (default: <address requested from bitcoind>)',
1028         type=str, action='store', default=None, dest='address')
1029     parser.add_argument('--datadir',
1030         help='store data in this directory (default: <directory run_p2pool.py is in>/data)',
1031         type=str, action='store', default=None, dest='datadir')
1032     parser.add_argument('--logfile',
1033         help='''log to this file (default: data/<NET>/log)''',
1034         type=str, action='store', default=None, dest='logfile')
1035     parser.add_argument('--merged',
1036         help='call getauxblock on this url to get work for merged mining (example: http://ncuser:ncpass@127.0.0.1:10332/)',
1037         type=str, action='append', default=[], dest='merged_urls')
1038     parser.add_argument('--merged-url',
1039         help='DEPRECATED, use --merged',
1040         type=str, action='store', default=None, dest='merged_url')
1041     parser.add_argument('--merged-userpass',
1042         help='DEPRECATED, use --merged',
1043         type=str, action='store', default=None, dest='merged_userpass')
1044     parser.add_argument('--give-author', metavar='DONATION_PERCENTAGE',
1045         help='donate this percentage of work to author of p2pool (default: 0.5)',
1046         type=float, action='store', default=0.5, dest='donation_percentage')
1047     parser.add_argument('--irc-announce',
1048         help='announce any blocks found on irc://irc.freenode.net/#p2pool',
1049         action='store_true', default=False, dest='irc_announce')
1050
1051     p2pool_group = parser.add_argument_group('p2pool interface')
1052     p2pool_group.add_argument('--p2pool-port', metavar='PORT',
1053         help='use port PORT to listen for connections (forward this port from your router!) (default: %s)' % ', '.join('%s:%i' % (name, net.P2P_PORT) for name, net in sorted(realnets.items())),
1054         type=int, action='store', default=None, dest='p2pool_port')
1055     p2pool_group.add_argument('-n', '--p2pool-node', metavar='ADDR[:PORT]',
1056         help='connect to existing p2pool node at ADDR listening on port PORT (defaults to default p2pool P2P port) in addition to builtin addresses',
1057         type=str, action='append', default=[], dest='p2pool_nodes')
1058     parser.add_argument('--disable-upnp',
1059         help='''don't attempt to use UPnP to forward p2pool's P2P port from the Internet to this computer''',
1060         action='store_false', default=True, dest='upnp')
1061
1062     worker_group = parser.add_argument_group('worker interface')
1063     worker_group.add_argument('-w', '--worker-port', metavar='PORT or ADDR:PORT',
1064         help='listen on PORT on interface with ADDR for RPC connections from miners (default: all interfaces, %s)' % ', '.join('%s:%i' % (name, net.WORKER_PORT) for name, net in sorted(realnets.items())),
1065         type=str, action='store', default=None, dest='worker_endpoint')
1066     worker_group.add_argument('-f', '--fee', metavar='FEE_PERCENTAGE',
1067         help='''charge workers mining to their own bitcoin address (by setting their miner's username to a bitcoin address) this percentage fee to mine on your p2pool instance. Amount displayed at http://127.0.0.1:WORKER_PORT/fee (default: 0)''',
1068         type=float, action='store', default=0, dest='worker_fee')
1069
1070     bitcoind_group = parser.add_argument_group('bitcoind interface')
1071     bitcoind_group.add_argument('--bitcoind-address', metavar='BITCOIND_ADDRESS',
1072         help='connect to this address (default: 127.0.0.1)',
1073         type=str, action='store', default='127.0.0.1', dest='bitcoind_address')
1074     bitcoind_group.add_argument('--bitcoind-rpc-port', metavar='BITCOIND_RPC_PORT',
1075         help='''connect to JSON-RPC interface at this port (default: %s <read from bitcoin.conf if password not provided>)''' % ', '.join('%s:%i' % (name, net.PARENT.RPC_PORT) for name, net in sorted(realnets.items())),
1076         type=int, action='store', default=None, dest='bitcoind_rpc_port')
1077     bitcoind_group.add_argument('--bitcoind-p2p-port', metavar='BITCOIND_P2P_PORT',
1078         help='''connect to P2P interface at this port (default: %s <read from bitcoin.conf if password not provided>)''' % ', '.join('%s:%i' % (name, net.PARENT.P2P_PORT) for name, net in sorted(realnets.items())),
1079         type=int, action='store', default=None, dest='bitcoind_p2p_port')
1080
1081     bitcoind_group.add_argument(metavar='BITCOIND_RPCUSERPASS',
1082         help='bitcoind RPC interface username, then password, space-separated (only one being provided will cause the username to default to being empty, and none will cause P2Pool to read them from bitcoin.conf)',
1083         type=str, action='store', default=[], nargs='*', dest='bitcoind_rpc_userpass')
1084
1085     args = parser.parse_args()
1086
1087     if args.debug:
1088         p2pool.DEBUG = True
1089
1090     net_name = args.net_name + ('_testnet' if args.testnet else '')
1091     net = networks.nets[net_name]
1092
1093     datadir_path = os.path.join((os.path.join(os.path.dirname(sys.argv[0]), 'data') if args.datadir is None else args.datadir), net_name)
1094     if not os.path.exists(datadir_path):
1095         os.makedirs(datadir_path)
1096
1097     if len(args.bitcoind_rpc_userpass) > 2:
1098         parser.error('a maximum of two arguments are allowed')
1099     args.bitcoind_rpc_username, args.bitcoind_rpc_password = ([None, None] + args.bitcoind_rpc_userpass)[-2:]
1100
1101     if args.bitcoind_rpc_password is None:
1102         if not hasattr(net.PARENT, 'CONF_FILE_FUNC'):
1103             parser.error('This network has no configuration file function. Manually enter your RPC password.')
1104         conf_path = net.PARENT.CONF_FILE_FUNC()
1105         if not os.path.exists(conf_path):
1106             parser.error('''Bitcoin configuration file not found. Manually enter your RPC password.\r\n'''
1107                 '''If you actually haven't created a configuration file, you should create one at %s with the text:\r\n'''
1108                 '''\r\n'''
1109                 '''server=1\r\n'''
1110                 '''rpcpassword=%x''' % (conf_path, random.randrange(2**128)))
1111         with open(conf_path, 'rb') as f:
1112             cp = ConfigParser.RawConfigParser()
1113             cp.readfp(StringIO.StringIO('[x]\r\n' + f.read()))
1114             for conf_name, var_name, var_type in [
1115                 ('rpcuser', 'bitcoind_rpc_username', str),
1116                 ('rpcpassword', 'bitcoind_rpc_password', str),
1117                 ('rpcport', 'bitcoind_rpc_port', int),
1118                 ('port', 'bitcoind_p2p_port', int),
1119             ]:
1120                 if getattr(args, var_name) is None and cp.has_option('x', conf_name):
1121                     setattr(args, var_name, var_type(cp.get('x', conf_name)))
1122
1123     if args.bitcoind_rpc_username is None:
1124         args.bitcoind_rpc_username = ''
1125
1126     if args.bitcoind_rpc_port is None:
1127         args.bitcoind_rpc_port = net.PARENT.RPC_PORT
1128
1129     if args.bitcoind_p2p_port is None:
1130         args.bitcoind_p2p_port = net.PARENT.P2P_PORT
1131
1132     if args.p2pool_port is None:
1133         args.p2pool_port = net.P2P_PORT
1134
1135     if args.worker_endpoint is None:
1136         worker_endpoint = '', net.WORKER_PORT
1137     elif ':' not in args.worker_endpoint:
1138         worker_endpoint = '', int(args.worker_endpoint)
1139     else:
1140         addr, port = args.worker_endpoint.rsplit(':', 1)
1141         worker_endpoint = addr, int(port)
1142
1143     if args.address is not None:
1144         try:
1145             args.pubkey_hash = bitcoin_data.address_to_pubkey_hash(args.address, net.PARENT)
1146         except Exception, e:
1147             parser.error('error parsing address: ' + repr(e))
1148     else:
1149         args.pubkey_hash = None
1150
1151     def separate_url(url):
1152         s = urlparse.urlsplit(url)
1153         if '@' not in s.netloc:
1154             parser.error('merged url netloc must contain an "@"')
1155         userpass, new_netloc = s.netloc.rsplit('@', 1)
1156         return urlparse.urlunsplit(s._replace(netloc=new_netloc)), userpass
1157     merged_urls = map(separate_url, args.merged_urls)
1158
1159     if args.merged_url is not None or args.merged_userpass is not None:
1160         print '--merged-url and --merged-userpass are deprecated! Use --merged http://USER:PASS@HOST:PORT/ instead!'
1161         print 'Pausing 10 seconds...'
1162         time.sleep(10)
1163
1164         if args.merged_url is None or args.merged_userpass is None:
1165             parser.error('must specify both --merged-url and --merged-userpass')
1166
1167         merged_urls = merged_urls + [(args.merged_url, args.merged_userpass)]
1168
1169
1170     if args.logfile is None:
1171         args.logfile = os.path.join(datadir_path, 'log')
1172
1173     logfile = logging.LogFile(args.logfile)
1174     pipe = logging.TimestampingPipe(logging.TeePipe([logging.EncodeReplacerPipe(sys.stderr), logfile]))
1175     sys.stdout = logging.AbortPipe(pipe)
1176     sys.stderr = log.DefaultObserver.stderr = logging.AbortPipe(logging.PrefixPipe(pipe, '> '))
1177     if hasattr(signal, "SIGUSR1"):
1178         def sigusr1(signum, frame):
1179             print 'Caught SIGUSR1, closing %r...' % (args.logfile,)
1180             logfile.reopen()
1181             print '...and reopened %r after catching SIGUSR1.' % (args.logfile,)
1182         signal.signal(signal.SIGUSR1, sigusr1)
1183     task.LoopingCall(logfile.reopen).start(5)
1184
1185     reactor.callWhenRunning(main, args, net, datadir_path, merged_urls, worker_endpoint)
1186     reactor.run()