1 from __future__ import division
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
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
27 @deferral.retry('Error getting work from bitcoind:', 3)
28 @defer.inlineCallbacks
29 def getwork(bitcoind):
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()
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'],
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 '',
49 @defer.inlineCallbacks
50 def main(args, net, datadir_path, merged_urls):
52 print 'p2pool (version %s)' % (p2pool.__version__,)
58 print "Install Pygame and PIL to enable visualizations! Visualizations disabled."
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)
67 print >>sys.stderr, " Check failed! Make sure that you're connected to the right bitcoind with --bitcoind-rpc-port!"
69 temp_work = yield getwork(bitcoind)
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 script...'
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_script = bitcoin_data.pubkey_hash_to_script2(bitcoin_data.address_to_pubkey_hash(address, net.PARENT))
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)
113 my_share_hashes = set()
114 my_doa_share_hashes = set()
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()
121 print "Loading shares..."
122 for i, (mode, contents) in enumerate(ss.get_shares()):
124 if contents.hash in tracker.shares:
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)
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)
140 tracker.verified.add(tracker.shares[h])
141 print " ...done loading %i shares!" % (len(tracker.shares),)
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))
147 peer_heads = expiring_dict.ExpiringDict(300) # hash -> peers that know of it
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)
156 requested = expiring_dict.ExpiringDict(300)
158 @defer.inlineCallbacks
159 def set_real_work1():
160 work = yield getwork(bitcoind)
161 current_work2.set(dict(
163 transactions=work['transactions'],
164 merkle_branch=work['merkle_branch'],
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'],
176 if '\ngetblock ' in (yield bitcoind.rpc_help()):
177 height_cacher = deferral.DeferredCacher(defer.inlineCallbacks(lambda block_hash: defer.returnValue((yield bitcoind.rpc_getblock('%x' % (block_hash,)))['blockcount'])))
178 def get_height_rel_highest(block_hash):
179 return height_cacher.call_now(block_hash, 0) - height_cacher.call_now(pre_current_work.value['previous_block'], 1000000000)
181 get_height_rel_highest = bitcoin_p2p.HeightTracker(bitcoind, factory).get_height_rel_highest
183 def set_real_work2():
184 best, desired = tracker.think(get_height_rel_highest, pre_current_work.value['previous_block'], pre_current_work.value['bits'])
186 t = dict(pre_current_work.value)
187 t['best_share_hash'] = best
188 t['mm_chains'] = pre_merged_work.value
192 for peer2, share_hash in desired:
193 if share_hash not in tracker.tails: # was received in the time tracker.think was running
195 last_request_time, count = requested.get(share_hash, (None, 0))
196 if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
198 potential_peers = set()
199 for head in tracker.tails[share_hash]:
200 potential_peers.update(peer_heads.get(head, set()))
201 potential_peers = [peer for peer in potential_peers if peer.connected2]
202 if count == 0 and peer2 is not None and peer2.connected2:
205 peer = random.choice(potential_peers) if potential_peers and random.random() > .2 else peer2
209 print 'Requesting parent share %s from %s' % (p2pool_data.format_hash(share_hash), '%s:%i' % peer.addr)
213 stops=list(set(tracker.heads) | set(
214 tracker.get_nth_parent_hash(head, min(max(0, tracker.get_height_and_last(head)[0] - 1), 10)) for head in tracker.heads
217 requested[share_hash] = t, count + 1
218 pre_current_work.changed.watch(lambda _: set_real_work2())
220 print 'Initializing work...'
221 yield set_real_work1()
225 pre_merged_work.changed.watch(lambda _: set_real_work2())
228 @defer.inlineCallbacks
229 def set_merged_work(merged_url, merged_userpass):
230 merged_proxy = jsonrpc.Proxy(merged_url, (merged_userpass,))
232 auxblock = yield deferral.retry('Error while calling merged getauxblock:', 1)(merged_proxy.rpc_getauxblock)()
233 pre_merged_work.set(dict(pre_merged_work.value, **{auxblock['chainid']: dict(
234 hash=int(auxblock['hash'], 16),
235 target=pack.IntType(256).unpack(auxblock['target'].decode('hex')),
236 merged_proxy=merged_proxy,
238 yield deferral.sleep(1)
239 for merged_url, merged_userpass in merged_urls:
240 set_merged_work(merged_url, merged_userpass)
242 @pre_merged_work.changed.watch
243 def _(new_merged_work):
244 print 'Got new merged mining work!'
246 # setup p2p logic and join p2pool network
248 class Node(p2p.Node):
249 def handle_shares(self, shares, peer):
251 print 'Processing %i shares from %s...' % (len(shares), '%s:%i' % peer.addr if peer is not None else None)
255 if share.hash in tracker.shares:
256 #print 'Got duplicate share, ignoring. Hash: %s' % (p2pool_data.format_hash(share.hash),)
261 #print 'Received share %s from %r' % (p2pool_data.format_hash(share.hash), share.peer.addr if share.peer is not None else None)
265 if shares and peer is not None:
266 peer_heads.setdefault(shares[0].hash, set()).add(peer)
272 print '... done processing %i shares. New: %i Have: %i/~%i' % (len(shares), new_count, len(tracker.shares), 2*net.CHAIN_LENGTH)
274 def handle_share_hashes(self, hashes, peer):
277 for share_hash in hashes:
278 if share_hash in tracker.shares:
280 last_request_time, count = requested.get(share_hash, (None, 0))
281 if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
283 print 'Got share hash, requesting! Hash: %s' % (p2pool_data.format_hash(share_hash),)
284 get_hashes.append(share_hash)
285 requested[share_hash] = t, count + 1
287 if hashes and peer is not None:
288 peer_heads.setdefault(hashes[0], set()).add(peer)
290 peer.send_getshares(hashes=get_hashes, parents=0, stops=[])
292 def handle_get_shares(self, hashes, parents, stops, peer):
293 parents = min(parents, 1000//len(hashes))
296 for share_hash in hashes:
297 for share in tracker.get_chain(share_hash, min(parents + 1, tracker.get_height(share_hash))):
298 if share.hash in stops:
301 print 'Sending %i shares to %s:%i' % (len(shares), peer.addr[0], peer.addr[1])
302 peer.sendShares(shares)
304 @tracker.verified.added.watch
306 if share.pow_hash <= share.header['bits'].target:
307 if factory.conn.value is not None:
308 factory.conn.value.send_block(block=share.as_block(tracker))
310 print >>sys.stderr, 'No bitcoind connection when block submittal attempted! Erp!'
312 print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %x' % (p2pool_data.format_hash(share.hash), share.header_hash)
314 recent_blocks.append({ 'ts': share.timestamp, 'hash': '%x' % (share.header_hash) })
316 print 'Joining p2pool network using port %i...' % (args.p2pool_port,)
318 @defer.inlineCallbacks
321 ip, port = x.split(':')
322 defer.returnValue(((yield reactor.resolve(ip)), int(port)))
324 defer.returnValue(((yield reactor.resolve(x)), net.P2P_PORT))
327 if os.path.exists(os.path.join(datadir_path, 'addrs.txt')):
329 addrs.update(dict(eval(x) for x in open(os.path.join(datadir_path, 'addrs.txt'))))
331 print >>sys.stderr, "error reading addrs"
332 for addr_df in map(parse, net.BOOTSTRAP_ADDRS):
335 if addr not in addrs:
336 addrs[addr] = (0, time.time(), time.time())
340 connect_addrs = set()
341 for addr_df in map(parse, args.p2pool_nodes):
343 connect_addrs.add((yield addr_df))
348 best_share_hash_func=lambda: current_work.value['best_share_hash'],
349 port=args.p2pool_port,
352 connect_addrs=connect_addrs,
357 open(os.path.join(datadir_path, 'addrs.txt'), 'w').writelines(repr(x) + '\n' for x in p2p_node.addr_store.iteritems())
358 task.LoopingCall(save_addrs).start(60)
360 # send share when the chain changes to their chain
361 def work_changed(new_work):
362 #print 'Work changed:', new_work
364 for share in tracker.get_chain(new_work['best_share_hash'], min(5, tracker.get_height(new_work['best_share_hash']))):
365 if share.hash in shared_share_hashes:
367 shared_share_hashes.add(share.hash)
370 for peer in p2p_node.peers.itervalues():
371 peer.sendShares([share for share in shares if share.peer is not peer])
373 current_work.changed.watch(work_changed)
376 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)):
378 if share.hash in tracker.verified.shares:
379 ss.add_verified_hash(share.hash)
380 task.LoopingCall(save_shares).start(60)
385 start_time = time.time()
387 @defer.inlineCallbacks
391 is_lan, lan_ip = yield ipdiscover.get_local_ip()
393 pm = yield portmapper.get_port_mapper()
394 yield pm._upnp.add_port_mapping(lan_ip, args.p2pool_port, args.p2pool_port, 'p2pool', 'TCP')
395 except defer.TimeoutError:
399 log.err(None, "UPnP error:")
400 yield deferral.sleep(random.expovariate(1/120))
405 # start listening for workers with a JSON-RPC server
407 print 'Listening for workers on port %i...' % (args.worker_port,)
409 if os.path.exists(os.path.join(datadir_path, 'vip_pass')):
410 with open(os.path.join(datadir_path, 'vip_pass'), 'rb') as f:
411 vip_pass = f.read().strip('\r\n')
413 vip_pass = '%016x' % (random.randrange(2**64),)
414 with open(os.path.join(datadir_path, 'vip_pass'), 'wb') as f:
416 print ' Worker password:', vip_pass, '(only required for generating graphs)'
420 removed_unstales_var = variable.Variable((0, 0, 0))
421 @tracker.verified.removed.watch
423 if share.hash in my_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
424 assert share.share_data['stale_info'] in [0, 253, 254] # we made these shares in this instance
425 removed_unstales_var.set((
426 removed_unstales_var.value[0] + 1,
427 removed_unstales_var.value[1] + (1 if share.share_data['stale_info'] == 253 else 0),
428 removed_unstales_var.value[2] + (1 if share.share_data['stale_info'] == 254 else 0),
431 removed_doa_unstales_var = variable.Variable(0)
432 @tracker.verified.removed.watch
434 if share.hash in my_doa_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
435 removed_doa_unstales.set(removed_doa_unstales.value + 1)
437 def get_stale_counts():
438 '''Returns (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain)'''
439 my_shares = len(my_share_hashes)
440 my_doa_shares = len(my_doa_share_hashes)
441 delta = tracker.verified.get_delta(current_work.value['best_share_hash'])
442 my_shares_in_chain = delta.my_count + removed_unstales_var.value[0]
443 my_doa_shares_in_chain = delta.my_doa_count + removed_doa_unstales_var.value
444 orphans_recorded_in_chain = delta.my_orphan_announce_count + removed_unstales_var.value[1]
445 doas_recorded_in_chain = delta.my_dead_announce_count + removed_unstales_var.value[2]
447 my_shares_not_in_chain = my_shares - my_shares_in_chain
448 my_doa_shares_not_in_chain = my_doa_shares - my_doa_shares_in_chain
450 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)
453 recent_shares_ts_work2 = []
455 class WorkerBridge(worker_interface.WorkerBridge):
457 worker_interface.WorkerBridge.__init__(self)
458 self.new_work_event = current_work.changed
459 self.recent_shares_ts_work = []
461 def _get_payout_script_from_username(self, user):
465 pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, net.PARENT)
468 return bitcoin_data.pubkey_hash_to_script2(pubkey_hash)
470 def preprocess_request(self, request):
471 payout_script = self._get_payout_script_from_username(request.getUser())
472 if payout_script is None or random.uniform(0, 100) < args.worker_fee:
473 payout_script = my_script
474 return payout_script,
476 def get_work(self, payout_script):
477 if len(p2p_node.peers) == 0 and net.PERSIST:
478 raise jsonrpc.Error(-12345, u'p2pool is not connected to any peers')
479 if current_work.value['best_share_hash'] is None and net.PERSIST:
480 raise jsonrpc.Error(-12345, u'p2pool is downloading shares')
481 if time.time() > current_work2.value['last_update'] + 60:
482 raise jsonrpc.Error(-12345, u'lost contact with bitcoind')
484 if current_work.value['mm_chains']:
485 tree, size = bitcoin_data.make_auxpow_tree(current_work.value['mm_chains'])
486 mm_hashes = [current_work.value['mm_chains'].get(tree.get(i), dict(hash=0))['hash'] for i in xrange(size)]
487 mm_data = '\xfa\xbemm' + bitcoin_data.aux_pow_coinbase_type.pack(dict(
488 merkle_root=bitcoin_data.merkle_hash(mm_hashes),
492 mm_later = [(aux_work, mm_hashes.index(aux_work['hash']), mm_hashes) for chain_id, aux_work in current_work.value['mm_chains'].iteritems()]
497 share_info, generate_tx = p2pool_data.generate_transaction(
500 previous_share_hash=current_work.value['best_share_hash'],
501 coinbase=(mm_data + current_work.value['coinbaseflags'])[:100],
502 nonce=struct.pack('<Q', random.randrange(2**64)),
503 new_script=payout_script,
504 subsidy=current_work2.value['subsidy'],
505 donation=math.perfect_round(65535*args.donation_percentage/100),
506 stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain):
507 253 if orphans > orphans_recorded_in_chain else
508 254 if doas > doas_recorded_in_chain else
510 )(*get_stale_counts()),
512 block_target=current_work.value['bits'].target,
513 desired_timestamp=int(time.time() - current_work2.value['clock_offset']),
517 target = 2**256//2**32 - 1
518 if len(self.recent_shares_ts_work) == 50:
519 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])
520 target = min(target, 2**256//(hash_rate * 5))
521 target = max(target, share_info['bits'].target)
522 for aux_work in current_work.value['mm_chains'].itervalues():
523 target = max(target, aux_work['target'])
525 transactions = [generate_tx] + list(current_work2.value['transactions'])
526 merkle_root = bitcoin_data.check_merkle_branch(bitcoin_data.hash256(bitcoin_data.tx_type.pack(generate_tx)), 0, current_work2.value['merkle_branch'])
528 getwork_time = time.time()
529 merkle_branch = current_work2.value['merkle_branch']
531 print 'New work for worker! Difficulty: %.06f Share difficulty: %.06f Total block value: %.6f %s including %i transactions' % (
532 bitcoin_data.target_to_difficulty(target),
533 bitcoin_data.target_to_difficulty(share_info['bits'].target),
534 current_work2.value['subsidy']*1e-8, net.PARENT.SYMBOL,
535 len(current_work2.value['transactions']),
538 ba = bitcoin_getwork.BlockAttempt(
539 version=current_work.value['version'],
540 previous_block=current_work.value['previous_block'],
541 merkle_root=merkle_root,
542 timestamp=current_work2.value['time'],
543 bits=current_work.value['bits'],
547 def got_response(header, request):
548 assert header['merkle_root'] == merkle_root
550 pow_hash = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(header))
551 on_time = current_work.value['best_share_hash'] == share_info['share_data']['previous_share_hash']
554 if pow_hash <= header['bits'].target or p2pool.DEBUG:
555 if factory.conn.value is not None:
556 factory.conn.value.send_block(block=dict(header=header, txs=transactions))
558 print >>sys.stderr, 'No bitcoind connection when block submittal attempted! Erp!'
559 if pow_hash <= header['bits'].target:
561 print 'GOT BLOCK FROM MINER! Passing to bitcoind! bitcoin: %x' % (bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),)
563 recent_blocks.append({ 'ts': time.time(), 'hash': '%x' % (bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),) })
565 log.err(None, 'Error while processing potential block:')
567 for aux_work, index, hashes in mm_later:
569 if pow_hash <= aux_work['target'] or p2pool.DEBUG:
570 df = deferral.retry('Error submitting merged block: (will retry)', 10, 10)(aux_work['merged_proxy'].rpc_getauxblock)(
571 pack.IntType(256, 'big').pack(aux_work['hash']).encode('hex'),
572 bitcoin_data.aux_pow_type.pack(dict(
575 block_hash=bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)),
576 merkle_branch=merkle_branch,
579 merkle_branch=bitcoin_data.calculate_merkle_branch(hashes, index),
581 parent_block_header=header,
586 if result != (pow_hash <= aux_work['target']):
587 print >>sys.stderr, 'Merged block submittal result: %s Expected: %s' % (result, pow_hash <= aux_work['target'])
589 print 'Merged block submittal result: %s' % (result,)
592 log.err(err, 'Error submitting merged block:')
594 log.err(None, 'Error while processing merged mining POW:')
596 if pow_hash <= share_info['bits'].target:
597 share = p2pool_data.Share(net, header, share_info, merkle_branch=merkle_branch, other_txs=transactions[1:] if pow_hash <= header['bits'].target else None)
598 print 'GOT SHARE! %s %s prev %s age %.2fs%s' % (
600 p2pool_data.format_hash(share.hash),
601 p2pool_data.format_hash(share.previous_hash),
602 time.time() - getwork_time,
603 ' DEAD ON ARRIVAL' if not on_time else '',
605 my_share_hashes.add(share.hash)
607 my_doa_share_hashes.add(share.hash)
611 tracker.verified.add(share)
615 if pow_hash <= header['bits'].target or p2pool.DEBUG:
616 for peer in p2p_node.peers.itervalues():
617 peer.sendShares([share])
618 shared_share_hashes.add(share.hash)
620 log.err(None, 'Error forwarding block solution:')
622 if pow_hash <= target:
623 reactor.callLater(1, grapher.add_localrate_point, bitcoin_data.target_to_average_attempts(target), not on_time)
624 if request.getPassword() == vip_pass:
625 reactor.callLater(1, grapher.add_localminer_point, request.getUser(), bitcoin_data.target_to_average_attempts(target), not on_time)
626 self.recent_shares_ts_work.append((time.time(), bitcoin_data.target_to_average_attempts(target)))
627 while len(self.recent_shares_ts_work) > 50:
628 self.recent_shares_ts_work.pop(0)
629 recent_shares_ts_work2.append((time.time(), bitcoin_data.target_to_average_attempts(target), not on_time, request.getUser()))
632 if pow_hash > target:
633 print 'Worker %s submitted share with hash > target:' % (request.getUser(),)
634 print ' Hash: %56x' % (pow_hash,)
635 print ' Target: %56x' % (target,)
639 return ba, got_response
641 web_root = resource.Resource()
642 worker_interface.WorkerInterface(WorkerBridge()).attach_to(web_root)
645 if tracker.get_height(current_work.value['best_share_hash']) < 720:
646 return json.dumps(None)
647 return json.dumps(p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
648 / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720)))
651 height, last = tracker.get_height_and_last(current_work.value['best_share_hash'])
652 weights, total_weight, donation_weight = tracker.get_cumulative_weights(current_work.value['best_share_hash'], min(height, 720), 65535*2**256)
654 for script in sorted(weights, key=lambda s: weights[s]):
655 res[bitcoin_data.script2_to_human(script, net.PARENT)] = weights[script]/total_weight
656 return json.dumps(res)
658 def get_current_txouts():
659 share = tracker.shares[current_work.value['best_share_hash']]
660 share_info, gentx = p2pool_data.generate_transaction(tracker, share.share_info['share_data'], share.header['bits'].target, share.share_info['timestamp'], share.net)
661 return dict((out['script'], out['value']) for out in gentx['tx_outs'])
663 def get_current_scaled_txouts(scale, trunc=0):
664 txouts = get_current_txouts()
665 total = sum(txouts.itervalues())
666 results = dict((script, value*scale//total) for script, value in txouts.iteritems())
670 for s in sorted(results, key=results.__getitem__):
671 if results[s] >= trunc:
673 total_random += results[s]
676 winner = math.weighted_choice((script, results[script]) for script in random_set)
677 for script in random_set:
679 results[winner] = total_random
680 if sum(results.itervalues()) < int(scale):
681 results[math.weighted_choice(results.iteritems())] += int(scale) - sum(results.itervalues())
684 def get_current_payouts():
685 return json.dumps(dict((bitcoin_data.script2_to_human(script, net.PARENT), value/1e8) for script, value in get_current_txouts().iteritems()))
687 def get_patron_sendmany(this):
690 this, trunc = this.split('/', 1)
693 return json.dumps(dict(
694 (bitcoin_data.script2_to_address(script, net.PARENT), value/1e8)
695 for script, value in get_current_scaled_txouts(scale=int(float(this)*1e8), trunc=int(float(trunc)*1e8)).iteritems()
696 if bitcoin_data.script2_to_address(script, net.PARENT) is not None
699 return json.dumps(None)
701 def get_global_stats():
702 # averaged over last hour
703 lookbehind = 3600//net.SHARE_PERIOD
704 if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
707 nonstale_hash_rate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], lookbehind)
708 stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
709 return json.dumps(dict(
710 pool_nonstale_hash_rate=nonstale_hash_rate,
711 pool_hash_rate=nonstale_hash_rate/(1 - stale_prop),
712 pool_stale_prop=stale_prop,
715 def get_local_stats():
716 lookbehind = 3600//net.SHARE_PERIOD
717 if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
720 global_stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
722 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)
723 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)
724 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)
725 my_share_count = my_unstale_count + my_orphan_count + my_doa_count
726 my_stale_count = my_orphan_count + my_doa_count
728 my_stale_prop = my_stale_count/my_share_count if my_share_count != 0 else None
730 my_work = sum(bitcoin_data.target_to_average_attempts(share.target)
731 for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind - 1)
732 if share.hash in my_share_hashes)
733 actual_time = (tracker.shares[current_work.value['best_share_hash']].timestamp -
734 tracker.shares[tracker.get_nth_parent_hash(current_work.value['best_share_hash'], lookbehind - 1)].timestamp)
735 share_att_s = my_work / actual_time
737 miner_hash_rates = {}
738 miner_dead_hash_rates = {}
739 for ts, work, dead, user in recent_shares_ts_work2:
740 miner_hash_rates[user] = miner_hash_rates.get(user, 0) + work/600
742 miner_dead_hash_rates[user] = miner_hash_rates.get(user, 0) + work/600
744 return json.dumps(dict(
745 my_hash_rates_in_last_hour=dict(
747 nonstale=share_att_s,
748 rewarded=share_att_s/(1 - global_stale_prop),
749 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
751 my_share_counts_in_last_hour=dict(
752 shares=my_share_count,
753 unstale_shares=my_unstale_count,
754 stale_shares=my_stale_count,
755 orphan_stale_shares=my_orphan_count,
756 doa_stale_shares=my_doa_count,
758 my_stale_proportions_in_last_hour=dict(
760 orphan_stale=my_orphan_count/my_share_count if my_share_count != 0 else None,
761 dead_stale=my_doa_count/my_share_count if my_share_count != 0 else None,
763 miner_hash_rates=miner_hash_rates,
764 miner_dead_hash_rates=miner_dead_hash_rates,
767 def get_peer_addresses():
768 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())
771 return json.dumps(time.time() - start_time)
773 class WebInterface(resource.Resource):
774 def __init__(self, func, mime_type, *fields):
775 self.func, self.mime_type, self.fields = func, mime_type, fields
777 def render_GET(self, request):
778 request.setHeader('Content-Type', self.mime_type)
779 request.setHeader('Access-Control-Allow-Origin', '*')
780 return self.func(*(request.args[field][0] for field in self.fields))
782 web_root.putChild('rate', WebInterface(get_rate, 'application/json'))
783 web_root.putChild('users', WebInterface(get_users, 'application/json'))
784 web_root.putChild('fee', WebInterface(lambda: json.dumps(args.worker_fee), 'application/json'))
785 web_root.putChild('current_payouts', WebInterface(get_current_payouts, 'application/json'))
786 web_root.putChild('patron_sendmany', WebInterface(get_patron_sendmany, 'text/plain', 'total'))
787 web_root.putChild('global_stats', WebInterface(get_global_stats, 'application/json'))
788 web_root.putChild('local_stats', WebInterface(get_local_stats, 'application/json'))
789 web_root.putChild('peer_addresses', WebInterface(get_peer_addresses, 'text/plain'))
790 web_root.putChild('payout_addr', WebInterface(lambda: json.dumps(bitcoin_data.script2_to_human(my_script, net.PARENT)), 'application/json'))
791 web_root.putChild('recent_blocks', WebInterface(lambda: json.dumps(recent_blocks), 'application/json'))
792 web_root.putChild('uptime', WebInterface(get_uptime, 'application/json'))
794 web_root.putChild('chain_img', WebInterface(lambda: draw.get(tracker, current_work.value['best_share_hash']), 'image/png'))
796 grapher = graphs.Grapher(os.path.join(datadir_path, 'rrd'))
797 web_root.putChild('graphs', grapher.get_resource())
799 if tracker.get_height(current_work.value['best_share_hash']) < 720:
801 nonstalerate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
802 poolrate = nonstalerate / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720))
803 grapher.add_poolrate_point(poolrate, poolrate - nonstalerate)
804 task.LoopingCall(add_point).start(100)
806 def attempt_listen():
808 reactor.listenTCP(args.worker_port, server.Site(web_root))
809 except error.CannotListenError, e:
810 print >>sys.stderr, 'Error binding to worker port: %s. Retrying in 1 second.' % (e.socketError,)
811 reactor.callLater(1, attempt_listen)
813 with open(os.path.join(os.path.join(datadir_path, 'ready_flag')), 'wb') as f:
821 @defer.inlineCallbacks
824 flag = factory.new_block.get_deferred()
826 yield set_real_work1()
829 yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
834 print 'Started successfully!'
838 if hasattr(signal, 'SIGALRM'):
839 signal.signal(signal.SIGALRM, lambda signum, frame: reactor.callFromThread(
840 sys.stderr.write, 'Watchdog timer went off at:\n' + ''.join(traceback.format_stack())
842 signal.siginterrupt(signal.SIGALRM, False)
843 task.LoopingCall(signal.alarm, 30).start(1)
845 if args.irc_announce:
846 from twisted.words.protocols import irc
847 class IRCClient(irc.IRCClient):
849 def lineReceived(self, line):
851 irc.IRCClient.lineReceived(self, line)
853 irc.IRCClient.signedOn(self)
854 self.factory.resetDelay()
856 self.watch_id = tracker.verified.added.watch(self._new_share)
857 self.announced_hashes = set()
858 def _new_share(self, share):
859 if share.pow_hash <= share.header['bits'].target and share.header_hash not in self.announced_hashes:
860 self.announced_hashes.add(share.header_hash)
861 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))
862 def connectionLost(self, reason):
863 tracker.verified.added.unwatch(self.watch_id)
864 print 'IRC connection lost:', reason.getErrorMessage()
865 class IRCClientFactory(protocol.ReconnectingClientFactory):
867 reactor.connectTCP("irc.freenode.net", 6667, IRCClientFactory())
869 @defer.inlineCallbacks
872 first_pseudoshare_time = None
877 yield deferral.sleep(3)
879 if time.time() > current_work2.value['last_update'] + 60:
880 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']),)
882 height = tracker.get_height(current_work.value['best_share_hash'])
883 this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % (
885 len(tracker.verified.shares),
888 sum(1 for peer in p2p_node.peers.itervalues() if peer.incoming),
889 ) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '')
891 if first_pseudoshare_time is None and recent_shares_ts_work2:
892 first_pseudoshare_time = recent_shares_ts_work2[0][0]
893 while recent_shares_ts_work2 and recent_shares_ts_work2[0][0] < time.time() - average_period:
894 recent_shares_ts_work2.pop(0)
895 my_att_s = sum(work for ts, work, dead, user in recent_shares_ts_work2)/min(time.time() - first_pseudoshare_time, average_period) if first_pseudoshare_time is not None else 0
896 this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % (
897 math.format(int(my_att_s)),
898 math.format_dt(min(time.time() - first_pseudoshare_time, average_period) if first_pseudoshare_time is not None else 0),
899 math.format_binomial_conf(sum(1 for tx, work, dead, user in recent_shares_ts_work2 if dead), len(recent_shares_ts_work2), 0.95),
900 math.format_dt(2**256 / tracker.shares[current_work.value['best_share_hash']].target / my_att_s) if my_att_s else '???',
904 (stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
905 stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], min(720, height))
906 real_att_s = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], min(height - 1, 720)) / (1 - stale_prop)
908 this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %s' % (
909 shares, stale_orphan_shares, stale_doa_shares,
910 math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95),
911 math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)),
912 get_current_txouts().get(my_script, 0)*1e-8, net.PARENT.SYMBOL,
914 this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % (
915 math.format(int(real_att_s)),
917 math.format_dt(2**256 / current_work.value['bits'].target / real_att_s),
920 if this_str != last_str or time.time() > last_time + 15:
923 last_time = time.time()
928 log.err(None, 'Fatal error:')
932 class FixedArgumentParser(argparse.ArgumentParser):
933 def _read_args_from_files(self, arg_strings):
934 # expand arguments referencing files
936 for arg_string in arg_strings:
938 # for regular arguments, just add them back into the list
939 if not arg_string or arg_string[0] not in self.fromfile_prefix_chars:
940 new_arg_strings.append(arg_string)
942 # replace arguments referencing files with the file content
945 args_file = open(arg_string[1:])
948 for arg_line in args_file.read().splitlines():
949 for arg in self.convert_arg_line_to_args(arg_line):
950 arg_strings.append(arg)
951 arg_strings = self._read_args_from_files(arg_strings)
952 new_arg_strings.extend(arg_strings)
956 err = sys.exc_info()[1]
959 # return the modified argument list
960 return new_arg_strings
962 def convert_arg_line_to_args(self, arg_line):
963 return [arg for arg in arg_line.split() if arg.strip()]
966 realnets=dict((name, net) for name, net in networks.nets.iteritems() if '_testnet' not in name)
968 parser = FixedArgumentParser(description='p2pool (version %s)' % (p2pool.__version__,), fromfile_prefix_chars='@')
969 parser.add_argument('--version', action='version', version=p2pool.__version__)
970 parser.add_argument('--net',
971 help='use specified network (default: bitcoin)',
972 action='store', choices=sorted(realnets), default='bitcoin', dest='net_name')
973 parser.add_argument('--testnet',
974 help='''use the network's testnet''',
975 action='store_const', const=True, default=False, dest='testnet')
976 parser.add_argument('--debug',
977 help='enable debugging mode',
978 action='store_const', const=True, default=False, dest='debug')
979 parser.add_argument('-a', '--address',
980 help='generate payouts to this address (default: <address requested from bitcoind>)',
981 type=str, action='store', default=None, dest='address')
982 parser.add_argument('--datadir',
983 help='store data in this directory (default: <directory run_p2pool.py is in>/data)',
984 type=str, action='store', default=None, dest='datadir')
985 parser.add_argument('--logfile',
986 help='''log to this file (default: data/<NET>/log)''',
987 type=str, action='store', default=None, dest='logfile')
988 parser.add_argument('--merged',
989 help='call getauxblock on this url to get work for merged mining (example: http://ncuser:ncpass@127.0.0.1:10332/)',
990 type=str, action='append', default=[], dest='merged_urls')
991 parser.add_argument('--merged-url',
992 help='DEPRECATED, use --merged',
993 type=str, action='store', default=None, dest='merged_url')
994 parser.add_argument('--merged-userpass',
995 help='DEPRECATED, use --merged',
996 type=str, action='store', default=None, dest='merged_userpass')
997 parser.add_argument('--give-author', metavar='DONATION_PERCENTAGE',
998 help='donate this percentage of work to author of p2pool (default: 0.5)',
999 type=float, action='store', default=0.5, dest='donation_percentage')
1000 parser.add_argument('--irc-announce',
1001 help='announce any blocks found on irc://irc.freenode.net/#p2pool',
1002 action='store_true', default=False, dest='irc_announce')
1004 p2pool_group = parser.add_argument_group('p2pool interface')
1005 p2pool_group.add_argument('--p2pool-port', metavar='PORT',
1006 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())),
1007 type=int, action='store', default=None, dest='p2pool_port')
1008 p2pool_group.add_argument('-n', '--p2pool-node', metavar='ADDR[:PORT]',
1009 help='connect to existing p2pool node at ADDR listening on port PORT (defaults to default p2pool P2P port) in addition to builtin addresses',
1010 type=str, action='append', default=[], dest='p2pool_nodes')
1011 parser.add_argument('--disable-upnp',
1012 help='''don't attempt to use UPnP to forward p2pool's P2P port from the Internet to this computer''',
1013 action='store_false', default=True, dest='upnp')
1015 worker_group = parser.add_argument_group('worker interface')
1016 worker_group.add_argument('-w', '--worker-port', metavar='PORT',
1017 help='listen on PORT for RPC connections from miners (default: %s)' % ', '.join('%s:%i' % (name, net.WORKER_PORT) for name, net in sorted(realnets.items())),
1018 type=int, action='store', default=None, dest='worker_port')
1019 worker_group.add_argument('-f', '--fee', metavar='FEE_PERCENTAGE',
1020 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)''',
1021 type=float, action='store', default=0, dest='worker_fee')
1023 bitcoind_group = parser.add_argument_group('bitcoind interface')
1024 bitcoind_group.add_argument('--bitcoind-address', metavar='BITCOIND_ADDRESS',
1025 help='connect to this address (default: 127.0.0.1)',
1026 type=str, action='store', default='127.0.0.1', dest='bitcoind_address')
1027 bitcoind_group.add_argument('--bitcoind-rpc-port', metavar='BITCOIND_RPC_PORT',
1028 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())),
1029 type=int, action='store', default=None, dest='bitcoind_rpc_port')
1030 bitcoind_group.add_argument('--bitcoind-p2p-port', metavar='BITCOIND_P2P_PORT',
1031 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())),
1032 type=int, action='store', default=None, dest='bitcoind_p2p_port')
1034 bitcoind_group.add_argument(metavar='BITCOIND_RPCUSERPASS',
1035 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)',
1036 type=str, action='store', default=[], nargs='*', dest='bitcoind_rpc_userpass')
1038 args = parser.parse_args()
1043 net_name = args.net_name + ('_testnet' if args.testnet else '')
1044 net = networks.nets[net_name]
1046 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)
1047 if not os.path.exists(datadir_path):
1048 os.makedirs(datadir_path)
1050 if len(args.bitcoind_rpc_userpass) > 2:
1051 parser.error('a maximum of two arguments are allowed')
1052 args.bitcoind_rpc_username, args.bitcoind_rpc_password = ([None, None] + args.bitcoind_rpc_userpass)[-2:]
1054 if args.bitcoind_rpc_password is None:
1055 if not hasattr(net.PARENT, 'CONF_FILE_FUNC'):
1056 parser.error('This network has no configuration file function. Manually enter your RPC password.')
1057 conf_path = net.PARENT.CONF_FILE_FUNC()
1058 if not os.path.exists(conf_path):
1059 parser.error('''Bitcoin configuration file not found. Manually enter your RPC password.\r\n'''
1060 '''If you actually haven't created a configuration file, you should create one at %s with the text:\r\n'''
1063 '''rpcpassword=%x''' % (conf_path, random.randrange(2**128)))
1064 with open(conf_path, 'rb') as f:
1065 cp = ConfigParser.RawConfigParser()
1066 cp.readfp(StringIO.StringIO('[x]\r\n' + f.read()))
1067 for conf_name, var_name, var_type in [
1068 ('rpcuser', 'bitcoind_rpc_username', str),
1069 ('rpcpassword', 'bitcoind_rpc_password', str),
1070 ('rpcport', 'bitcoind_rpc_port', int),
1071 ('port', 'bitcoind_p2p_port', int),
1073 if getattr(args, var_name) is None and cp.has_option('x', conf_name):
1074 setattr(args, var_name, var_type(cp.get('x', conf_name)))
1076 if args.bitcoind_rpc_username is None:
1077 args.bitcoind_rpc_username = ''
1079 if args.bitcoind_rpc_port is None:
1080 args.bitcoind_rpc_port = net.PARENT.RPC_PORT
1082 if args.bitcoind_p2p_port is None:
1083 args.bitcoind_p2p_port = net.PARENT.P2P_PORT
1085 if args.p2pool_port is None:
1086 args.p2pool_port = net.P2P_PORT
1088 if args.worker_port is None:
1089 args.worker_port = net.WORKER_PORT
1091 if args.address is not None:
1093 args.pubkey_hash = bitcoin_data.address_to_pubkey_hash(args.address, net.PARENT)
1094 except Exception, e:
1095 parser.error('error parsing address: ' + repr(e))
1097 args.pubkey_hash = None
1099 def separate_url(url):
1100 s = urlparse.urlsplit(url)
1101 if '@' not in s.netloc:
1102 parser.error('merged url netloc must contain an "@"')
1103 userpass, new_netloc = s.netloc.rsplit('@', 1)
1104 return urlparse.urlunsplit(s._replace(netloc=new_netloc)), userpass
1105 merged_urls = map(separate_url, args.merged_urls)
1107 if args.merged_url is not None or args.merged_userpass is not None:
1108 print '--merged-url and --merged-userpass are deprecated! Use --merged http://USER:PASS@HOST:PORT/ instead!'
1109 print 'Pausing 10 seconds...'
1112 if args.merged_url is None or args.merged_userpass is None:
1113 parser.error('must specify both --merged-url and --merged-userpass')
1115 merged_urls = merged_urls + [(args.merged_url, args.merged_userpass)]
1118 if args.logfile is None:
1119 args.logfile = os.path.join(datadir_path, 'log')
1121 logfile = logging.LogFile(args.logfile)
1122 pipe = logging.TimestampingPipe(logging.TeePipe([logging.EncodeReplacerPipe(sys.stderr), logfile]))
1123 sys.stdout = logging.AbortPipe(pipe)
1124 sys.stderr = log.DefaultObserver.stderr = logging.AbortPipe(logging.PrefixPipe(pipe, '> '))
1125 if hasattr(signal, "SIGUSR1"):
1126 def sigusr1(signum, frame):
1127 print 'Caught SIGUSR1, closing %r...' % (args.logfile,)
1129 print '...and reopened %r after catching SIGUSR1.' % (args.logfile,)
1130 signal.signal(signal.SIGUSR1, sigusr1)
1131 task.LoopingCall(logfile.reopen).start(5)
1133 reactor.callWhenRunning(main, args, net, datadir_path, merged_urls)