1 from __future__ import division
15 from twisted.internet import defer, reactor, protocol, task
16 from twisted.web import server
17 from twisted.python import log
18 from nattraverso import portmapper, ipdiscover
20 import bitcoin.p2p as bitcoin_p2p, bitcoin.getwork as bitcoin_getwork, bitcoin.data as bitcoin_data
21 from bitcoin import worker_interface, height_tracker
22 from util import expiring_dict, jsonrpc, variable, deferral, math, logging, pack
23 from . import p2p, networks, web
24 import p2pool, p2pool.data as p2pool_data
26 @deferral.retry('Error getting work from bitcoind:', 3)
27 @defer.inlineCallbacks
28 def getwork(bitcoind):
30 work = yield bitcoind.rpc_getmemorypool()
31 except jsonrpc.Error, e:
32 if e.code == -32601: # Method not found
33 print >>sys.stderr, 'Error: Bitcoin version too old! Upgrade to v0.5 or newer!'
34 raise deferral.RetrySilentlyException()
36 packed_transactions = [x.decode('hex') for x in work['transactions']]
37 defer.returnValue(dict(
38 version=work['version'],
39 previous_block_hash=int(work['previousblockhash'], 16),
40 transactions=map(bitcoin_data.tx_type.unpack, packed_transactions),
41 merkle_link=bitcoin_data.calculate_merkle_link([0] + map(bitcoin_data.hash256, packed_transactions), 0), # using 0 is a bit of a hack, but will always work when index=0
42 subsidy=work['coinbasevalue'],
44 bits=bitcoin_data.FloatingIntegerType().unpack(work['bits'].decode('hex')[::-1]) if isinstance(work['bits'], (str, unicode)) else bitcoin_data.FloatingInteger(work['bits']),
45 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 '',
48 @defer.inlineCallbacks
49 def main(args, net, datadir_path, merged_urls, worker_endpoint):
51 print 'p2pool (version %s)' % (p2pool.__version__,)
54 # connect to bitcoind over JSON-RPC and do initial getmemorypool
55 url = 'http://%s:%i/' % (args.bitcoind_address, args.bitcoind_rpc_port)
56 print '''Testing bitcoind RPC connection to '%s' with username '%s'...''' % (url, args.bitcoind_rpc_username)
57 bitcoind = jsonrpc.Proxy(url, dict(Authorization='Basic ' + base64.b64encode(args.bitcoind_rpc_username + ':' + args.bitcoind_rpc_password)), timeout=30)
58 @deferral.retry('Error while checking Bitcoin connection:', 1)
59 @defer.inlineCallbacks
61 if not (yield net.PARENT.RPC_CHECK)(bitcoind):
62 print >>sys.stderr, " Check failed! Make sure that you're connected to the right bitcoind with --bitcoind-rpc-port!"
63 raise deferral.RetrySilentlyException()
64 temp_work = yield getwork(bitcoind)
65 if not net.VERSION_CHECK((yield bitcoind.rpc_getinfo())['version'], temp_work):
66 print >>sys.stderr, ' Bitcoin version too old! BIP16 support required! Upgrade to 0.6.0rc4 or greater!'
67 raise deferral.RetrySilentlyException()
68 defer.returnValue(temp_work)
69 temp_work = yield check()
71 print ' Current block hash: %x' % (temp_work['previous_block_hash'],)
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
82 print 'Determining payout address...'
83 if args.pubkey_hash is None:
84 address_path = os.path.join(datadir_path, 'cached_payout_address')
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,)
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!'
100 print ' Getting payout address from bitcoind...'
101 address = yield deferral.retry('Error getting payout address from bitcoind:', 5)(lambda: bitcoind.rpc_getaccountaddress('p2pool'))()
103 with open(address_path, 'wb') as f:
106 my_pubkey_hash = bitcoin_data.address_to_pubkey_hash(address, net.PARENT)
108 my_pubkey_hash = args.pubkey_hash
109 print ' ...success! Payout address:', bitcoin_data.pubkey_hash_to_address(my_pubkey_hash, net.PARENT)
112 my_share_hashes = set()
113 my_doa_share_hashes = set()
115 tracker = p2pool_data.OkayTracker(net, my_share_hashes, my_doa_share_hashes)
116 shared_share_hashes = set()
117 ss = p2pool_data.ShareStore(os.path.join(datadir_path, 'shares.'), net)
118 known_verified = set()
120 print "Loading shares..."
121 for i, (mode, contents) in enumerate(ss.get_shares()):
123 if contents.hash in tracker.shares:
125 shared_share_hashes.add(contents.hash)
126 contents.time_seen = 0
127 tracker.add(contents)
128 if len(tracker.shares) % 1000 == 0 and tracker.shares:
129 print " %i" % (len(tracker.shares),)
130 elif mode == 'verified_hash':
131 known_verified.add(contents)
133 raise AssertionError()
134 print " ...inserting %i verified shares..." % (len(known_verified),)
135 for h in known_verified:
136 if h not in tracker.shares:
137 ss.forget_verified_share(h)
139 tracker.verified.add(tracker.shares[h])
140 print " ...done loading %i shares!" % (len(tracker.shares),)
142 tracker.removed.watch(lambda share: ss.forget_share(share.hash))
143 tracker.verified.removed.watch(lambda share: ss.forget_verified_share(share.hash))
144 tracker.removed.watch(lambda share: shared_share_hashes.discard(share.hash))
146 peer_heads = expiring_dict.ExpiringDict(300) # hash -> peers that know of it
148 pre_current_work = variable.Variable(None)
149 pre_merged_work = variable.Variable({})
150 # information affecting work that should trigger a long-polling update
151 current_work = variable.Variable(None)
152 # information affecting work that should not trigger a long-polling update
153 current_work2 = variable.Variable(None)
155 requested = expiring_dict.ExpiringDict(300)
157 print 'Initializing work...'
158 @defer.inlineCallbacks
159 def set_real_work1():
160 work = yield getwork(bitcoind)
161 current_work2.set(dict(
163 transactions=work['transactions'],
164 merkle_link=work['merkle_link'],
165 subsidy=work['subsidy'],
166 clock_offset=time.time() - work['time'],
167 last_update=time.time(),
168 )) # second set first because everything hooks on the first
169 pre_current_work.set(dict(
170 version=work['version'],
171 previous_block=work['previous_block_hash'],
173 coinbaseflags=work['coinbaseflags'],
175 yield set_real_work1()
177 get_height_rel_highest = yield height_tracker.get_height_rel_highest_func(bitcoind, factory, lambda: pre_current_work.value['previous_block'], net)
179 def set_real_work2():
180 best, desired = tracker.think(get_height_rel_highest, pre_current_work.value['previous_block'], pre_current_work.value['bits'])
182 t = dict(pre_current_work.value)
183 t['best_share_hash'] = best
184 t['mm_chains'] = pre_merged_work.value
188 for peer2, share_hash in desired:
189 if share_hash not in tracker.tails: # was received in the time tracker.think was running
191 last_request_time, count = requested.get(share_hash, (None, 0))
192 if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
194 potential_peers = set()
195 for head in tracker.tails[share_hash]:
196 potential_peers.update(peer_heads.get(head, set()))
197 potential_peers = [peer for peer in potential_peers if peer.connected2]
198 if count == 0 and peer2 is not None and peer2.connected2:
201 peer = random.choice(potential_peers) if potential_peers and random.random() > .2 else peer2
205 print 'Requesting parent share %s from %s' % (p2pool_data.format_hash(share_hash), '%s:%i' % peer.addr)
209 stops=list(set(tracker.heads) | set(
210 tracker.get_nth_parent_hash(head, min(max(0, tracker.get_height_and_last(head)[0] - 1), 10)) for head in tracker.heads
213 requested[share_hash] = t, count + 1
214 pre_current_work.changed.watch(lambda _: set_real_work2())
215 pre_merged_work.changed.watch(lambda _: set_real_work2())
221 @defer.inlineCallbacks
222 def set_merged_work(merged_url, merged_userpass):
223 merged_proxy = jsonrpc.Proxy(merged_url, dict(Authorization='Basic ' + base64.b64encode(merged_userpass)))
225 auxblock = yield deferral.retry('Error while calling merged getauxblock:', 1)(merged_proxy.rpc_getauxblock)()
226 pre_merged_work.set(dict(pre_merged_work.value, **{auxblock['chainid']: dict(
227 hash=int(auxblock['hash'], 16),
228 target=pack.IntType(256).unpack(auxblock['target'].decode('hex')),
229 merged_proxy=merged_proxy,
231 yield deferral.sleep(1)
232 for merged_url, merged_userpass in merged_urls:
233 set_merged_work(merged_url, merged_userpass)
235 @pre_merged_work.changed.watch
236 def _(new_merged_work):
237 print 'Got new merged mining work!'
239 # setup p2p logic and join p2pool network
241 class Node(p2p.Node):
242 def handle_shares(self, shares, peer):
244 print 'Processing %i shares from %s...' % (len(shares), '%s:%i' % peer.addr if peer is not None else None)
248 if share.hash in tracker.shares:
249 #print 'Got duplicate share, ignoring. Hash: %s' % (p2pool_data.format_hash(share.hash),)
254 #print 'Received share %s from %r' % (p2pool_data.format_hash(share.hash), share.peer.addr if share.peer is not None else None)
258 if shares and peer is not None:
259 peer_heads.setdefault(shares[0].hash, set()).add(peer)
265 print '... done processing %i shares. New: %i Have: %i/~%i' % (len(shares), new_count, len(tracker.shares), 2*net.CHAIN_LENGTH)
267 def handle_share_hashes(self, hashes, peer):
270 for share_hash in hashes:
271 if share_hash in tracker.shares:
273 last_request_time, count = requested.get(share_hash, (None, 0))
274 if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
276 print 'Got share hash, requesting! Hash: %s' % (p2pool_data.format_hash(share_hash),)
277 get_hashes.append(share_hash)
278 requested[share_hash] = t, count + 1
280 if hashes and peer is not None:
281 peer_heads.setdefault(hashes[0], set()).add(peer)
283 peer.send_getshares(hashes=get_hashes, parents=0, stops=[])
285 def handle_get_shares(self, hashes, parents, stops, peer):
286 parents = min(parents, 1000//len(hashes))
289 for share_hash in hashes:
290 for share in tracker.get_chain(share_hash, min(parents + 1, tracker.get_height(share_hash))):
291 if share.hash in stops:
294 print 'Sending %i shares to %s:%i' % (len(shares), peer.addr[0], peer.addr[1])
297 @deferral.retry('Error submitting block: (will retry)', 10, 10)
298 @defer.inlineCallbacks
299 def submit_block(block, ignore_failure):
300 success = yield bitcoind.rpc_getmemorypool(bitcoin_data.block_type.pack(block).encode('hex'))
301 success_expected = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(block['header'])) <= block['header']['bits'].target
302 if (not success and success_expected and not ignore_failure) or (success and not success_expected):
303 print >>sys.stderr, 'Block submittal result: %s Expected: %s' % (result, expected_result)
305 @tracker.verified.added.watch
307 if share.pow_hash <= share.header['bits'].target:
308 submit_block(share.as_block(tracker), ignore_failure=True)
310 print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %s%064x' % (p2pool_data.format_hash(share.hash), net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
312 recent_blocks.append(dict(ts=share.timestamp, hash='%064x' % (share.header_hash,)))
314 print 'Joining p2pool network using port %i...' % (args.p2pool_port,)
316 @defer.inlineCallbacks
319 ip, port = x.split(':')
320 defer.returnValue(((yield reactor.resolve(ip)), int(port)))
322 defer.returnValue(((yield reactor.resolve(x)), net.P2P_PORT))
325 if os.path.exists(os.path.join(datadir_path, 'addrs.txt')):
327 addrs.update(dict(eval(x) for x in open(os.path.join(datadir_path, 'addrs.txt'))))
329 print >>sys.stderr, "error reading addrs"
330 for addr_df in map(parse, net.BOOTSTRAP_ADDRS):
333 if addr not in addrs:
334 addrs[addr] = (0, time.time(), time.time())
338 connect_addrs = set()
339 for addr_df in map(parse, args.p2pool_nodes):
341 connect_addrs.add((yield addr_df))
346 best_share_hash_func=lambda: current_work.value['best_share_hash'],
347 port=args.p2pool_port,
350 connect_addrs=connect_addrs,
351 max_incoming_conns=args.p2pool_conns,
355 task.LoopingCall(lambda: open(os.path.join(datadir_path, 'addrs.txt'), 'w').writelines(repr(x) + '\n' for x in p2p_node.addr_store.iteritems())).start(60)
357 # send share when the chain changes to their chain
358 def work_changed(new_work):
359 #print 'Work changed:', new_work
361 for share in tracker.get_chain(new_work['best_share_hash'], min(5, tracker.get_height(new_work['best_share_hash']))):
362 if share.hash in shared_share_hashes:
364 shared_share_hashes.add(share.hash)
367 for peer in p2p_node.peers.itervalues():
368 peer.sendShares([share for share in shares if share.peer is not peer])
370 current_work.changed.watch(work_changed)
373 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)):
375 if share.hash in tracker.verified.shares:
376 ss.add_verified_hash(share.hash)
377 task.LoopingCall(save_shares).start(60)
383 @defer.inlineCallbacks
387 is_lan, lan_ip = yield ipdiscover.get_local_ip()
389 pm = yield portmapper.get_port_mapper()
390 yield pm._upnp.add_port_mapping(lan_ip, args.p2pool_port, args.p2pool_port, 'p2pool', 'TCP')
391 except defer.TimeoutError:
395 log.err(None, 'UPnP error:')
396 yield deferral.sleep(random.expovariate(1/120))
399 # start listening for workers with a JSON-RPC server
401 print 'Listening for workers on %r port %i...' % (worker_endpoint[0], worker_endpoint[1])
403 if os.path.exists(os.path.join(datadir_path, 'vip_pass')):
404 with open(os.path.join(datadir_path, 'vip_pass'), 'rb') as f:
405 vip_pass = f.read().strip('\r\n')
407 vip_pass = '%016x' % (random.randrange(2**64),)
408 with open(os.path.join(datadir_path, 'vip_pass'), 'wb') as f:
413 removed_unstales_var = variable.Variable((0, 0, 0))
414 removed_doa_unstales_var = variable.Variable(0)
415 @tracker.verified.removed.watch
417 if share.hash in my_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
418 assert share.share_data['stale_info'] in [0, 253, 254] # we made these shares in this instance
419 removed_unstales_var.set((
420 removed_unstales_var.value[0] + 1,
421 removed_unstales_var.value[1] + (1 if share.share_data['stale_info'] == 253 else 0),
422 removed_unstales_var.value[2] + (1 if share.share_data['stale_info'] == 254 else 0),
424 if share.hash in my_doa_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
425 removed_doa_unstales.set(removed_doa_unstales.value + 1)
427 def get_stale_counts():
428 '''Returns (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain)'''
429 my_shares = len(my_share_hashes)
430 my_doa_shares = len(my_doa_share_hashes)
431 delta = tracker.verified.get_delta(current_work.value['best_share_hash'])
432 my_shares_in_chain = delta.my_count + removed_unstales_var.value[0]
433 my_doa_shares_in_chain = delta.my_doa_count + removed_doa_unstales_var.value
434 orphans_recorded_in_chain = delta.my_orphan_announce_count + removed_unstales_var.value[1]
435 doas_recorded_in_chain = delta.my_dead_announce_count + removed_unstales_var.value[2]
437 my_shares_not_in_chain = my_shares - my_shares_in_chain
438 my_doa_shares_not_in_chain = my_doa_shares - my_doa_shares_in_chain
440 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)
443 pseudoshare_received = variable.Event()
444 local_rate_monitor = math.RateMonitor(10*60)
446 class WorkerBridge(worker_interface.WorkerBridge):
448 worker_interface.WorkerBridge.__init__(self)
449 self.new_work_event = current_work.changed
450 self.recent_shares_ts_work = []
452 def preprocess_request(self, request):
453 user = request.getUser() if request.getUser() is not None else ''
455 desired_pseudoshare_target = None
457 user, desired_pseudoshare_difficulty_str = user.rsplit('+', 1)
459 desired_pseudoshare_target = bitcoin_data.difficulty_to_target(float(desired_pseudoshare_difficulty_str))
463 desired_share_target = 2**256 - 1
465 user, min_diff_str = user.rsplit('/', 1)
467 desired_share_target = bitcoin_data.difficulty_to_target(float(min_diff_str))
471 if random.uniform(0, 100) < args.worker_fee:
472 pubkey_hash = my_pubkey_hash
475 pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, net.PARENT)
477 pubkey_hash = my_pubkey_hash
479 return pubkey_hash, desired_share_target, desired_pseudoshare_target
481 def get_work(self, pubkey_hash, desired_share_target, desired_pseudoshare_target):
482 if len(p2p_node.peers) == 0 and net.PERSIST:
483 raise jsonrpc.Error(-12345, u'p2pool is not connected to any peers')
484 if current_work.value['best_share_hash'] is None and net.PERSIST:
485 raise jsonrpc.Error(-12345, u'p2pool is downloading shares')
486 if time.time() > current_work2.value['last_update'] + 60:
487 raise jsonrpc.Error(-12345, u'lost contact with bitcoind')
489 if current_work.value['mm_chains']:
490 tree, size = bitcoin_data.make_auxpow_tree(current_work.value['mm_chains'])
491 mm_hashes = [current_work.value['mm_chains'].get(tree.get(i), dict(hash=0))['hash'] for i in xrange(size)]
492 mm_data = '\xfa\xbemm' + bitcoin_data.aux_pow_coinbase_type.pack(dict(
493 merkle_root=bitcoin_data.merkle_hash(mm_hashes),
497 mm_later = [(aux_work, mm_hashes.index(aux_work['hash']), mm_hashes) for chain_id, aux_work in current_work.value['mm_chains'].iteritems()]
502 def predict_timestamp():
503 desired_timestamp = int(time.time() - current_work2.value['clock_offset'])
504 previous_share = tracker.shares[current_work.value['best_share_hash']] if current_work.value['best_share_hash'] is not None else None
505 return math.clip(desired_timestamp, (
506 (previous_share.timestamp + net.SHARE_PERIOD) - (net.SHARE_PERIOD - 1), # = previous_share.timestamp + 1
507 (previous_share.timestamp + net.SHARE_PERIOD) + (net.SHARE_PERIOD - 1),
508 )) if previous_share is not None else desired_timestamp
509 new = predict_timestamp() >= net.SWITCH_TIME
511 share_info, generate_tx = p2pool_data.NewShare.generate_transaction(
514 previous_share_hash=current_work.value['best_share_hash'],
515 coinbase=(mm_data + current_work.value['coinbaseflags'])[:100],
516 nonce=random.randrange(2**32),
517 pubkey_hash=pubkey_hash,
518 subsidy=current_work2.value['subsidy'],
519 donation=math.perfect_round(65535*args.donation_percentage/100),
520 stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain):
521 253 if orphans > orphans_recorded_in_chain else
522 254 if doas > doas_recorded_in_chain else
524 )(*get_stale_counts()),
527 block_target=current_work.value['bits'].target,
528 desired_timestamp=int(time.time() - current_work2.value['clock_offset']),
529 desired_target=desired_share_target,
530 ref_merkle_link=dict(branch=[], index=0),
534 share_info, generate_tx = p2pool_data.Share.generate_transaction(
537 previous_share_hash=current_work.value['best_share_hash'],
538 coinbase=(mm_data + current_work.value['coinbaseflags'])[:100],
539 nonce=random.randrange(2**31),
540 pubkey_hash=pubkey_hash,
541 subsidy=current_work2.value['subsidy'],
542 donation=math.perfect_round(65535*args.donation_percentage/100),
543 stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain):
544 253 if orphans > orphans_recorded_in_chain else
545 254 if doas > doas_recorded_in_chain else
547 )(*get_stale_counts()),
549 block_target=current_work.value['bits'].target,
550 desired_timestamp=int(time.time() - current_work2.value['clock_offset']),
551 desired_target=desired_share_target,
555 target = net.PARENT.SANE_MAX_TARGET
556 if desired_pseudoshare_target is None:
557 if len(self.recent_shares_ts_work) == 50:
558 hash_rate = sum(work for ts, work in self.recent_shares_ts_work[1:])//(self.recent_shares_ts_work[-1][0] - self.recent_shares_ts_work[0][0])
559 target = min(target, 2**256//hash_rate)
561 target = min(target, desired_pseudoshare_target)
562 target = max(target, share_info['bits'].target)
563 for aux_work in current_work.value['mm_chains'].itervalues():
564 target = max(target, aux_work['target'])
566 transactions = [generate_tx] + list(current_work2.value['transactions'])
567 packed_generate_tx = bitcoin_data.tx_type.pack(generate_tx)
568 merkle_root = bitcoin_data.check_merkle_link(bitcoin_data.hash256(packed_generate_tx), current_work2.value['merkle_link'])
570 getwork_time = time.time()
571 merkle_link = current_work2.value['merkle_link']
573 print 'New work for worker! Difficulty: %.06f Share difficulty: %.06f Total block value: %.6f %s including %i transactions' % (
574 bitcoin_data.target_to_difficulty(target),
575 bitcoin_data.target_to_difficulty(share_info['bits'].target),
576 current_work2.value['subsidy']*1e-8, net.PARENT.SYMBOL,
577 len(current_work2.value['transactions']),
580 ba = bitcoin_getwork.BlockAttempt(
581 version=current_work.value['version'],
582 previous_block=current_work.value['previous_block'],
583 merkle_root=merkle_root,
584 timestamp=current_work2.value['time'],
585 bits=current_work.value['bits'],
589 received_header_hashes = set()
591 def got_response(header, request):
592 assert header['merkle_root'] == merkle_root
594 header_hash = bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header))
595 pow_hash = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(header))
596 on_time = current_work.value['best_share_hash'] == share_info['share_data']['previous_share_hash']
599 if pow_hash <= header['bits'].target or p2pool.DEBUG:
600 submit_block(dict(header=header, txs=transactions), ignore_failure=False)
601 if pow_hash <= header['bits'].target:
603 print 'GOT BLOCK FROM MINER! Passing to bitcoind! %s%064x' % (net.PARENT.BLOCK_EXPLORER_URL_PREFIX, header_hash)
605 recent_blocks.append(dict(ts=time.time(), hash='%064x' % (header_hash,)))
607 log.err(None, 'Error while processing potential block:')
609 for aux_work, index, hashes in mm_later:
611 if pow_hash <= aux_work['target'] or p2pool.DEBUG:
612 df = deferral.retry('Error submitting merged block: (will retry)', 10, 10)(aux_work['merged_proxy'].rpc_getauxblock)(
613 pack.IntType(256, 'big').pack(aux_work['hash']).encode('hex'),
614 bitcoin_data.aux_pow_type.pack(dict(
617 block_hash=header_hash,
618 merkle_link=merkle_link,
620 merkle_link=bitcoin_data.calculate_merkle_link(hashes, index),
621 parent_block_header=header,
626 if result != (pow_hash <= aux_work['target']):
627 print >>sys.stderr, 'Merged block submittal result: %s Expected: %s' % (result, pow_hash <= aux_work['target'])
629 print 'Merged block submittal result: %s' % (result,)
632 log.err(err, 'Error submitting merged block:')
634 log.err(None, 'Error while processing merged mining POW:')
636 if pow_hash <= share_info['bits'].target:
637 min_header = dict(header);del min_header['merkle_root']
638 hash_link = p2pool_data.prefix_to_hash_link(packed_generate_tx[:-32-4], p2pool_data.Share.gentx_before_refhash)
640 share = p2pool_data.NewShare(net, None, dict(
641 min_header=min_header, share_info=share_info, hash_link=hash_link,
642 ref_merkle_link=dict(branch=[], index=0),
643 ), merkle_link=merkle_link, other_txs=transactions[1:] if pow_hash <= header['bits'].target else None)
645 share = p2pool_data.Share(net, None, min_header, share_info, hash_link=hash_link, merkle_link=merkle_link, other_txs=transactions[1:] if pow_hash <= header['bits'].target else None)
647 print 'GOT SHARE! %s %s prev %s age %.2fs%s' % (
649 p2pool_data.format_hash(share.hash),
650 p2pool_data.format_hash(share.previous_hash),
651 time.time() - getwork_time,
652 ' DEAD ON ARRIVAL' if not on_time else '',
654 my_share_hashes.add(share.hash)
656 my_doa_share_hashes.add(share.hash)
660 tracker.verified.add(share)
664 if pow_hash <= header['bits'].target or p2pool.DEBUG:
665 for peer in p2p_node.peers.itervalues():
666 peer.sendShares([share])
667 shared_share_hashes.add(share.hash)
669 log.err(None, 'Error forwarding block solution:')
671 if pow_hash > target:
672 print 'Worker %s submitted share with hash > target:' % (request.getUser(),)
673 print ' Hash: %56x' % (pow_hash,)
674 print ' Target: %56x' % (target,)
675 elif header_hash in received_header_hashes:
676 print >>sys.stderr, 'Worker %s @ %s submitted share more than once!' % (request.getUser(), request.getClientIP())
678 received_header_hashes.add(header_hash)
680 pseudoshare_received.happened(bitcoin_data.target_to_average_attempts(target), not on_time, request.getUser(), request.getPassword() == vip_pass)
681 self.recent_shares_ts_work.append((time.time(), bitcoin_data.target_to_average_attempts(target)))
682 while len(self.recent_shares_ts_work) > 50:
683 self.recent_shares_ts_work.pop(0)
684 local_rate_monitor.add_datum(dict(work=bitcoin_data.target_to_average_attempts(target), dead=not on_time, user=request.getUser()))
688 return ba, got_response
690 get_current_txouts = lambda: p2pool_data.get_expected_payouts(tracker, current_work.value['best_share_hash'], current_work.value['bits'].target, current_work2.value['subsidy'], net)
692 web_root = web.get_web_root(tracker, current_work, current_work2, get_current_txouts, datadir_path, net, get_stale_counts, my_pubkey_hash, local_rate_monitor, args.worker_fee, p2p_node, my_share_hashes, recent_blocks, pseudoshare_received)
693 worker_interface.WorkerInterface(WorkerBridge()).attach_to(web_root)
695 deferral.retry('Error binding to worker port:', traceback=False)(reactor.listenTCP)(worker_endpoint[1], server.Site(web_root), interface=worker_endpoint[0])
697 with open(os.path.join(os.path.join(datadir_path, 'ready_flag')), 'wb') as f:
704 @defer.inlineCallbacks
707 flag = factory.new_block.get_deferred()
709 yield set_real_work1()
712 yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
717 print 'Started successfully!'
718 print 'Go to http://127.0.0.1:%i/static to view graphs and statistics.' % (worker_endpoint[1],)
719 if args.donation_percentage > 0.51:
720 print '''Donating %.1f%% of work towards P2Pool's development. Thanks for the tip!''' % (args.donation_percentage,)
721 elif args.donation_percentage < 0.49:
722 print '''Donating %.1f%% of work towards P2Pool's development. Please donate to encourage further development of P2Pool!''' % (args.donation_percentage,)
724 print '''Donating %.1f%% of work towards P2Pool's development. Thank you!''' % (args.donation_percentage,)
725 print 'You can increase this amount with --give-author argument! (or decrease it, if you must)'
729 if hasattr(signal, 'SIGALRM'):
730 signal.signal(signal.SIGALRM, lambda signum, frame: reactor.callFromThread(
731 sys.stderr.write, 'Watchdog timer went off at:\n' + ''.join(traceback.format_stack())
733 signal.siginterrupt(signal.SIGALRM, False)
734 task.LoopingCall(signal.alarm, 30).start(1)
736 if args.irc_announce:
737 from twisted.words.protocols import irc
738 class IRCClient(irc.IRCClient):
739 nickname = 'p2pool%02i' % (random.randrange(100),)
740 channel = net.ANNOUNCE_CHANNEL
741 def lineReceived(self, line):
743 irc.IRCClient.lineReceived(self, line)
745 irc.IRCClient.signedOn(self)
746 self.factory.resetDelay()
747 self.join(self.channel)
748 @defer.inlineCallbacks
749 def new_share(share):
750 if share.pow_hash <= share.header['bits'].target and abs(share.timestamp - time.time()) < 10*60:
751 yield deferral.sleep(random.expovariate(1/60))
752 message = '\x02%s BLOCK FOUND by %s! %s%064x' % (net.NAME.upper(), bitcoin_data.script2_to_address(share.new_script, net.PARENT), net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
753 if message not in self.recent_messages:
754 self.say(self.channel, message)
755 self._remember_message(message)
756 self.watch_id = tracker.verified.added.watch(new_share)
757 self.recent_messages = []
758 def _remember_message(self, message):
759 self.recent_messages.append(message)
760 while len(self.recent_message) > 100:
761 self.recent_messages.pop(0)
762 def privmsg(self, user, channel, message):
763 if channel == self.channel:
764 self._remember_message(message)
765 def connectionLost(self, reason):
766 tracker.verified.added.unwatch(self.watch_id)
767 print 'IRC connection lost:', reason.getErrorMessage()
768 class IRCClientFactory(protocol.ReconnectingClientFactory):
770 reactor.connectTCP("irc.freenode.net", 6667, IRCClientFactory())
772 @defer.inlineCallbacks
777 yield deferral.sleep(3)
779 if time.time() > current_work2.value['last_update'] + 60:
780 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']),)
782 height = tracker.get_height(current_work.value['best_share_hash'])
783 this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % (
785 len(tracker.verified.shares),
788 sum(1 for peer in p2p_node.peers.itervalues() if peer.incoming),
789 ) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '')
791 datums, dt = local_rate_monitor.get_datums_in_last()
792 my_att_s = sum(datum['work']/dt for datum in datums)
793 this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % (
794 math.format(int(my_att_s)),
796 math.format_binomial_conf(sum(1 for datum in datums if datum['dead']), len(datums), 0.95),
797 math.format_dt(2**256 / tracker.shares[current_work.value['best_share_hash']].max_target / my_att_s) if my_att_s and current_work.value['best_share_hash'] else '???',
801 (stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
802 stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], min(720, height))
803 real_att_s = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], min(height - 1, 720)) / (1 - stale_prop)
805 this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %s' % (
806 shares, stale_orphan_shares, stale_doa_shares,
807 math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95),
808 math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)),
809 get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(my_pubkey_hash), 0)*1e-8, net.PARENT.SYMBOL,
811 this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % (
812 math.format(int(real_att_s)),
814 math.format_dt(2**256 / current_work.value['bits'].target / real_att_s),
817 desired_version_counts = p2pool_data.get_desired_version_counts(tracker, current_work.value['best_share_hash'], min(720, height))
818 majority_desired_version = max(desired_version_counts, key=lambda k: desired_version_counts[k])
819 if majority_desired_version not in [0, 1]:
820 print >>sys.stderr, '#'*40
821 print >>sys.stderr, '>>> WARNING: A MAJORITY OF SHARES CONTAIN A VOTE FOR AN UNSUPPORTED SHARE IMPLEMENTATION! (v%i with %i%% support)' % (
822 majority_desired_version, 100*desired_version_counts[majority_desired_version]/sum(desired_version_counts.itervalues()))
823 print >>sys.stderr, '>>> An upgrade is likely necessary. Check http://p2pool.forre.st/ for more information.'
824 print >>sys.stderr, '#'*40
826 if this_str != last_str or time.time() > last_time + 15:
829 last_time = time.time()
835 log.err(None, 'Fatal error:')
838 class FixedArgumentParser(argparse.ArgumentParser):
839 def _read_args_from_files(self, arg_strings):
840 # expand arguments referencing files
842 for arg_string in arg_strings:
844 # for regular arguments, just add them back into the list
845 if not arg_string or arg_string[0] not in self.fromfile_prefix_chars:
846 new_arg_strings.append(arg_string)
848 # replace arguments referencing files with the file content
851 args_file = open(arg_string[1:])
854 for arg_line in args_file.read().splitlines():
855 for arg in self.convert_arg_line_to_args(arg_line):
856 arg_strings.append(arg)
857 arg_strings = self._read_args_from_files(arg_strings)
858 new_arg_strings.extend(arg_strings)
862 err = sys.exc_info()[1]
865 # return the modified argument list
866 return new_arg_strings
868 def convert_arg_line_to_args(self, arg_line):
869 return [arg for arg in arg_line.split() if arg.strip()]
872 realnets=dict((name, net) for name, net in networks.nets.iteritems() if '_testnet' not in name)
874 parser = FixedArgumentParser(description='p2pool (version %s)' % (p2pool.__version__,), fromfile_prefix_chars='@')
875 parser.add_argument('--version', action='version', version=p2pool.__version__)
876 parser.add_argument('--net',
877 help='use specified network (default: bitcoin)',
878 action='store', choices=sorted(realnets), default='bitcoin', dest='net_name')
879 parser.add_argument('--testnet',
880 help='''use the network's testnet''',
881 action='store_const', const=True, default=False, dest='testnet')
882 parser.add_argument('--debug',
883 help='enable debugging mode',
884 action='store_const', const=True, default=False, dest='debug')
885 parser.add_argument('-a', '--address',
886 help='generate payouts to this address (default: <address requested from bitcoind>)',
887 type=str, action='store', default=None, dest='address')
888 parser.add_argument('--datadir',
889 help='store data in this directory (default: <directory run_p2pool.py is in>/data)',
890 type=str, action='store', default=None, dest='datadir')
891 parser.add_argument('--logfile',
892 help='''log to this file (default: data/<NET>/log)''',
893 type=str, action='store', default=None, dest='logfile')
894 parser.add_argument('--merged',
895 help='call getauxblock on this url to get work for merged mining (example: http://ncuser:ncpass@127.0.0.1:10332/)',
896 type=str, action='append', default=[], dest='merged_urls')
897 parser.add_argument('--give-author', metavar='DONATION_PERCENTAGE',
898 help='donate this percentage of work towards the development of p2pool (default: 0.5)',
899 type=float, action='store', default=0.5, dest='donation_percentage')
900 parser.add_argument('--irc-announce',
901 help='announce any blocks found on irc://irc.freenode.net/#p2pool',
902 action='store_true', default=False, dest='irc_announce')
904 p2pool_group = parser.add_argument_group('p2pool interface')
905 p2pool_group.add_argument('--p2pool-port', metavar='PORT',
906 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())),
907 type=int, action='store', default=None, dest='p2pool_port')
908 p2pool_group.add_argument('-n', '--p2pool-node', metavar='ADDR[:PORT]',
909 help='connect to existing p2pool node at ADDR listening on port PORT (defaults to default p2pool P2P port) in addition to builtin addresses',
910 type=str, action='append', default=[], dest='p2pool_nodes')
911 parser.add_argument('--disable-upnp',
912 help='''don't attempt to use UPnP to forward p2pool's P2P port from the Internet to this computer''',
913 action='store_false', default=True, dest='upnp')
914 p2pool_group.add_argument('--max-conns', metavar='CONNS',
915 help='maximum incoming connections (default: 40)',
916 type=int, action='store', default=40, dest='p2pool_conns')
918 worker_group = parser.add_argument_group('worker interface')
919 worker_group.add_argument('-w', '--worker-port', metavar='PORT or ADDR:PORT',
920 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())),
921 type=str, action='store', default=None, dest='worker_endpoint')
922 worker_group.add_argument('-f', '--fee', metavar='FEE_PERCENTAGE',
923 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)''',
924 type=float, action='store', default=0, dest='worker_fee')
926 bitcoind_group = parser.add_argument_group('bitcoind interface')
927 bitcoind_group.add_argument('--bitcoind-address', metavar='BITCOIND_ADDRESS',
928 help='connect to this address (default: 127.0.0.1)',
929 type=str, action='store', default='127.0.0.1', dest='bitcoind_address')
930 bitcoind_group.add_argument('--bitcoind-rpc-port', metavar='BITCOIND_RPC_PORT',
931 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())),
932 type=int, action='store', default=None, dest='bitcoind_rpc_port')
933 bitcoind_group.add_argument('--bitcoind-p2p-port', metavar='BITCOIND_P2P_PORT',
934 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())),
935 type=int, action='store', default=None, dest='bitcoind_p2p_port')
937 bitcoind_group.add_argument(metavar='BITCOIND_RPCUSERPASS',
938 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)',
939 type=str, action='store', default=[], nargs='*', dest='bitcoind_rpc_userpass')
941 args = parser.parse_args()
946 net_name = args.net_name + ('_testnet' if args.testnet else '')
947 net = networks.nets[net_name]
949 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)
950 if not os.path.exists(datadir_path):
951 os.makedirs(datadir_path)
953 if len(args.bitcoind_rpc_userpass) > 2:
954 parser.error('a maximum of two arguments are allowed')
955 args.bitcoind_rpc_username, args.bitcoind_rpc_password = ([None, None] + args.bitcoind_rpc_userpass)[-2:]
957 if args.bitcoind_rpc_password is None:
958 if not hasattr(net.PARENT, 'CONF_FILE_FUNC'):
959 parser.error('This network has no configuration file function. Manually enter your RPC password.')
960 conf_path = net.PARENT.CONF_FILE_FUNC()
961 if not os.path.exists(conf_path):
962 parser.error('''Bitcoin configuration file not found. Manually enter your RPC password.\r\n'''
963 '''If you actually haven't created a configuration file, you should create one at %s with the text:\r\n'''
966 '''rpcpassword=%x''' % (conf_path, random.randrange(2**128)))
967 with open(conf_path, 'rb') as f:
968 cp = ConfigParser.RawConfigParser()
969 cp.readfp(StringIO.StringIO('[x]\r\n' + f.read()))
970 for conf_name, var_name, var_type in [
971 ('rpcuser', 'bitcoind_rpc_username', str),
972 ('rpcpassword', 'bitcoind_rpc_password', str),
973 ('rpcport', 'bitcoind_rpc_port', int),
974 ('port', 'bitcoind_p2p_port', int),
976 if getattr(args, var_name) is None and cp.has_option('x', conf_name):
977 setattr(args, var_name, var_type(cp.get('x', conf_name)))
978 if args.bitcoind_rpc_password is None:
979 parser.error('''Bitcoin configuration file didn't contain an rpcpassword= line! Add one!''')
981 if args.bitcoind_rpc_username is None:
982 args.bitcoind_rpc_username = ''
984 if args.bitcoind_rpc_port is None:
985 args.bitcoind_rpc_port = net.PARENT.RPC_PORT
987 if args.bitcoind_p2p_port is None:
988 args.bitcoind_p2p_port = net.PARENT.P2P_PORT
990 if args.p2pool_port is None:
991 args.p2pool_port = net.P2P_PORT
993 if args.worker_endpoint is None:
994 worker_endpoint = '', net.WORKER_PORT
995 elif ':' not in args.worker_endpoint:
996 worker_endpoint = '', int(args.worker_endpoint)
998 addr, port = args.worker_endpoint.rsplit(':', 1)
999 worker_endpoint = addr, int(port)
1001 if args.address is not None:
1003 args.pubkey_hash = bitcoin_data.address_to_pubkey_hash(args.address, net.PARENT)
1004 except Exception, e:
1005 parser.error('error parsing address: ' + repr(e))
1007 args.pubkey_hash = None
1009 def separate_url(url):
1010 s = urlparse.urlsplit(url)
1011 if '@' not in s.netloc:
1012 parser.error('merged url netloc must contain an "@"')
1013 userpass, new_netloc = s.netloc.rsplit('@', 1)
1014 return urlparse.urlunsplit(s._replace(netloc=new_netloc)), userpass
1015 merged_urls = map(separate_url, args.merged_urls)
1017 if args.logfile is None:
1018 args.logfile = os.path.join(datadir_path, 'log')
1020 logfile = logging.LogFile(args.logfile)
1021 pipe = logging.TimestampingPipe(logging.TeePipe([logging.EncodeReplacerPipe(sys.stderr), logfile]))
1022 sys.stdout = logging.AbortPipe(pipe)
1023 sys.stderr = log.DefaultObserver.stderr = logging.AbortPipe(logging.PrefixPipe(pipe, '> '))
1024 if hasattr(signal, "SIGUSR1"):
1025 def sigusr1(signum, frame):
1026 print 'Caught SIGUSR1, closing %r...' % (args.logfile,)
1028 print '...and reopened %r after catching SIGUSR1.' % (args.logfile,)
1029 signal.signal(signal.SIGUSR1, sigusr1)
1030 task.LoopingCall(logfile.reopen).start(5)
1032 reactor.callWhenRunning(main, args, net, datadir_path, merged_urls, worker_endpoint)