def status_thread(): last_str = None last_time = 0 while True: yield deferral.sleep(3) try: height = node.tracker.get_height(node.best_share_var.value) this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % ( height, len(node.tracker.verified.items), len(node.tracker.items), len(node.p2p_node.peers), sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming), ) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '') datums, dt = wb.local_rate_monitor.get_datums_in_last() my_att_s = sum(datum['work']/dt for datum in datums) my_shares_per_s = sum(datum['work']/dt/bitcoin_data.target_to_average_attempts(datum['share_target']) for datum in datums) this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % ( math.format(int(my_att_s)), math.format_dt(dt), math.format_binomial_conf(sum(1 for datum in datums if datum['dead']), len(datums), 0.95), math.format_dt(1/my_shares_per_s) if my_shares_per_s else '???', ) if height > 2: (stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts() stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, min(60*60//net.SHARE_PERIOD, height)) real_att_s = p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, min(height - 1, 60*60//net.SHARE_PERIOD)) / (1 - stale_prop) this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %s' % ( shares, stale_orphan_shares, stale_doa_shares, math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95), math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)), node.get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(my_pubkey_hash), 0)*1e-8, net.PARENT.SYMBOL, ) print(node.bitcoind_work.value['bits']) print(real_att_s) this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % ( math.format(int(real_att_s)), 100*stale_prop, math.format_dt(2**256 / node.bitcoind_work.value['bits'].target / real_att_s), ) for warning in p2pool_data.get_warnings(node.tracker, node.best_share_var.value, net, bitcoind_getinfo_var.value, node.bitcoind_work.value): print >>sys.stderr, '#'*40 print >>sys.stderr, '>>> Warning: ' + warning print >>sys.stderr, '#'*40 if gc.garbage: print '%i pieces of uncollectable cyclic garbage! Types: %r' % (len(gc.garbage), map(type, gc.garbage)) if this_str != last_str or time.time() > last_time + 15: print this_str last_str = this_str last_time = time.time() except: log.err()
def status_thread(): last_str = None last_time = 0 while True: yield deferral.sleep(3) try: height = node.tracker.get_height(node.best_share_var.value) this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % ( height, len(node.tracker.verified.items), len(node.tracker.items), len(node.p2p_node.peers), sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming), ) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '') datums, dt = wb.local_rate_monitor.get_datums_in_last() my_att_s = sum(datum['work']/dt for datum in datums) my_shares_per_s = sum(datum['work']/dt/bitcoin_data.target_to_average_attempts(datum['share_target']) for datum in datums) this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % ( math.format(int(my_att_s)), math.format_dt(dt), math.format_binomial_conf(sum(1 for datum in datums if datum['dead']), len(datums), 0.95), math.format_dt(1/my_shares_per_s) if my_shares_per_s else '???', ) if height > 2: (stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts() stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, min(60*60//net.SHARE_PERIOD, height)) real_att_s = p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, min(height - 1, 60*60//net.SHARE_PERIOD)) / (1 - stale_prop) this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %s' % ( shares, stale_orphan_shares, stale_doa_shares, math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95), math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)), ### CJWinty: dimecoin has only 5 digits node.get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(my_pubkey_hash), 0)*1e-5, net.PARENT.SYMBOL, ) this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % ( math.format(int(real_att_s)), 100*stale_prop, math.format_dt(2**256 / node.dimecoind_work.value['bits'].target / real_att_s), ) for warning in p2pool_data.get_warnings(node.tracker, node.best_share_var.value, net, dimecoind_warning_var.value, node.dimecoind_work.value): print >>sys.stderr, '#'*40 print >>sys.stderr, '>>> Warning: ' + warning print >>sys.stderr, '#'*40 if gc.garbage: print '%i pieces of uncollectable cyclic garbage! Types: %r' % (len(gc.garbage), map(type, gc.garbage)) if this_str != last_str or time.time() > last_time + 15: print this_str last_str = this_str last_time = time.time() except: log.err()
def get_user_details(self, username): contents = re.split('([+/])', username) assert len(contents) % 2 == 1 user, contents2 = contents[0], contents[1:] desired_pseudoshare_target = None desired_share_target = None for symbol, parameter in zip(contents2[::2], contents2[1::2]): if symbol == '+': try: desired_pseudoshare_target = bitcoin_data.difficulty_to_target(float(parameter)) except: if p2pool.DEBUG: log.err() elif symbol == '/': try: desired_share_target = bitcoin_data.difficulty_to_target(float(parameter)) except: if p2pool.DEBUG: log.err() set_adaptive_target = (self.diff_policy == 'F') or ((self.diff_policy == 'A') and (desired_share_target is None)) set_adaptive_pseudo = (self.diff_policy == 'F') or ((self.diff_policy == 'A') and (desired_pseudoshare_target is None)) user_rate = None pool_rate = None if set_adaptive_target: # calculate pool hashrate height = self.node.tracker.get_height(self.node.best_share_var.value) if height > 5: # we want at least 6 shares in chain stale_prop = p2pool_data.get_average_stale_prop(self.node.tracker, self.node.best_share_var.value, min(60*60//self.node.net.SHARE_PERIOD, height)) pool_rate = p2pool_data.get_pool_attempts_per_second(self.node.tracker, self.node.best_share_var.value, min(height - 1, 60*60//self.node.net.SHARE_PERIOD)) / (1 - stale_prop) if set_adaptive_pseudo or set_adaptive_target: # calculate user's hashrate datums, dt = self.local_rate_monitor.get_datums_in_last() npoints = sum(datum['user'] == user for datum in datums) if npoints > 5: # at least 6 hashrate datums for the user user_rate = 0 for datum in datums: if datum['user'] == user: user_rate += datum['work']/dt if set_adaptive_target: desired_share_target = None if user_rate is not None and pool_rate is not None: if user_rate and pool_rate: # min 20 shares per block AND min 20 shares per chain desired_share_target = 20 * (max(self.node.bitcoind_work.value['bits'].target * pool_rate, 2**256 // (self.node.net.CHAIN_LENGTH * self.node.net.SHARE_PERIOD)) // user_rate) if set_adaptive_pseudo: desired_pseudoshare_target = None if user_rate is not None: if user_rate: # min 20 pseudoshares per 10 minutes desired_pseudoshare_target = 20 * (2**256 // user_rate // (10*60)) if random.uniform(0, 100) < self.worker_fee: pubkey_hash = self.my_pubkey_hash else: try: pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, self.node.net.PARENT) except: # XXX blah pubkey_hash = self.my_pubkey_hash return user, pubkey_hash, desired_share_target, desired_pseudoshare_target
def get_user_details(self, username): contents = re.split('([+/])', username) assert len(contents) % 2 == 1 user, contents2 = contents[0], contents[1:] desired_pseudoshare_target = None desired_share_target = None for symbol, parameter in zip(contents2[::2], contents2[1::2]): if symbol == '+': try: desired_pseudoshare_target = bitcoin_data.difficulty_to_target( float(parameter)) except: if p2pool.DEBUG: log.err() elif symbol == '/': try: desired_share_target = bitcoin_data.difficulty_to_target( float(parameter)) except: if p2pool.DEBUG: log.err() set_adaptive_target = (self.diff_policy == 'F') or ((self.diff_policy == 'A') and (desired_share_target is None)) set_adaptive_pseudo = (self.diff_policy == 'F') or ( (self.diff_policy == 'A') and (desired_pseudoshare_target is None)) user_rate = None pool_rate = None if set_adaptive_target: # calculate pool hashrate height = self.node.tracker.get_height( self.node.best_share_var.value) if height > 5: # we want at least 6 shares in chain stale_prop = p2pool_data.get_average_stale_prop( self.node.tracker, self.node.best_share_var.value, min(60 * 60 // self.node.net.SHARE_PERIOD, height)) pool_rate = p2pool_data.get_pool_attempts_per_second( self.node.tracker, self.node.best_share_var.value, min(height - 1, 60 * 60 // self.node.net.SHARE_PERIOD)) / (1 - stale_prop) if set_adaptive_pseudo or set_adaptive_target: # calculate user's hashrate datums, dt = self.local_rate_monitor.get_datums_in_last() npoints = sum(datum['user'] == user for datum in datums) if npoints > 5: # at least 6 hashrate datums for the user user_rate = 0 for datum in datums: if datum['user'] == user: user_rate += datum['work'] / dt if set_adaptive_target: desired_share_target = None if user_rate is not None and pool_rate is not None: if user_rate and pool_rate: # min 20 shares per block AND min 20 shares per chain desired_share_target = 20 * (max( self.node.bitcoind_work.value['bits'].target * pool_rate, 2**256 // (self.node.net.CHAIN_LENGTH * self.node.net.SHARE_PERIOD)) // user_rate) if set_adaptive_pseudo: desired_pseudoshare_target = None if user_rate is not None: if user_rate: # min 20 pseudoshares per 10 minutes desired_pseudoshare_target = 20 * (2**256 // user_rate // (10 * 60)) if random.uniform(0, 100) < self.worker_fee: pubkey_hash = self.my_pubkey_hash else: try: pubkey_hash = bitcoin_data.address_to_pubkey_hash( user, self.node.net.PARENT) except: # XXX blah pubkey_hash = self.my_pubkey_hash return user, pubkey_hash, desired_share_target, desired_pseudoshare_target
def get_user_details(self, user): desired_pseudoshare_target = None if '+' in user: user, desired_pseudoshare_difficulty_str = user.rsplit('+', 1) try: desired_pseudoshare_target = bitcoin_data.difficulty_to_target( float(desired_pseudoshare_difficulty_str)) except: pass desired_share_target = None if '/' in user: user, min_diff_str = user.rsplit('/', 1) try: desired_share_target = bitcoin_data.difficulty_to_target( float(min_diff_str)) except: pass set_adaptive_target = (self.diff_policy == 'F') or ((self.diff_policy == 'D') and (desired_share_target is None)) set_adaptive_pseudo = (self.diff_policy == 'F') or ( (self.diff_policy == 'D') and (desired_pseudoshare_target is None)) user_rate = None pool_rate = None if set_adaptive_target: # calculate pool hashrate height = self.node.tracker.get_height( self.node.best_share_var.value) if height > 5: # we want at least 6 shares in chain stale_prop = p2pool_data.get_average_stale_prop( self.node.tracker, self.node.best_share_var.value, min(60 * 60 // self.node.net.SHARE_PERIOD, height)) pool_rate = p2pool_data.get_pool_attempts_per_second( self.node.tracker, self.node.best_share_var.value, min(height - 1, 60 * 60 // self.node.net.SHARE_PERIOD)) / (1 - stale_prop) if set_adaptive_pseudo or set_adaptive_target: # calculate user's hashrate datums, dt = self.local_rate_monitor.get_datums_in_last() npoints = sum(datum['user'] == user for datum in datums) if npoints > 5: # at least 6 hashrate datums for the user user_rate = 0 for datum in datums: if datum['user'] == user: user_rate += datum['work'] / dt if set_adaptive_target: desired_share_target = None if user_rate is not None and pool_rate is not None: if user_rate and pool_rate: desired_share_target = 20 * ( max( self.node.bitcoind_work.value['bits'].target * pool_rate, 2**256 // (self.node.net.CHAIN_LENGTH * self.node.net.SHARE_PERIOD)) // user_rate ) # min 20 shares per block AND min 20 shares per chain if set_adaptive_pseudo: desired_pseudoshare_target = None if user_rate is not None: if user_rate: desired_pseudoshare_target = 20 * ( 2**256 // user_rate // (10 * 60)) # min 20 pseudoshares per 10 minutes if desired_share_target is None: desired_share_target = 2**265 - 1 if random.uniform(0, 100) < self.worker_fee: pubkey_hash = self.my_pubkey_hash else: try: pubkey_hash = bitcoin_data.address_to_pubkey_hash( user, self.node.net.PARENT) except: # XXX blah pubkey_hash = self.my_pubkey_hash return user, pubkey_hash, desired_share_target, desired_pseudoshare_target
def get_user_details(self, user): desired_pseudoshare_target = None if "+" in user: user, desired_pseudoshare_difficulty_str = user.rsplit("+", 1) try: desired_pseudoshare_target = bitcoin_data.difficulty_to_target( float(desired_pseudoshare_difficulty_str) ) except: pass desired_share_target = None if "/" in user: user, min_diff_str = user.rsplit("/", 1) try: desired_share_target = bitcoin_data.difficulty_to_target(float(min_diff_str)) except: pass set_adaptive_target = (self.diff_policy == "F") or ( (self.diff_policy == "D") and (desired_share_target is None) ) set_adaptive_pseudo = (self.diff_policy == "F") or ( (self.diff_policy == "D") and (desired_pseudoshare_target is None) ) user_rate = None pool_rate = None if set_adaptive_target: # calculate pool hashrate height = self.node.tracker.get_height(self.node.best_share_var.value) if height > 5: # we want at least 6 shares in chain stale_prop = p2pool_data.get_average_stale_prop( self.node.tracker, self.node.best_share_var.value, min(60 * 60 // self.node.net.SHARE_PERIOD, height), ) pool_rate = p2pool_data.get_pool_attempts_per_second( self.node.tracker, self.node.best_share_var.value, min(height - 1, 60 * 60 // self.node.net.SHARE_PERIOD), ) / (1 - stale_prop) if set_adaptive_pseudo or set_adaptive_target: # calculate user's hashrate datums, dt = self.local_rate_monitor.get_datums_in_last() npoints = sum(datum["user"] == user for datum in datums) if npoints > 5: # at least 6 hashrate datums for the user user_rate = 0 for datum in datums: if datum["user"] == user: user_rate += datum["work"] / dt if set_adaptive_target: desired_share_target = None if user_rate is not None and pool_rate is not None: if user_rate and pool_rate: desired_share_target = 20 * ( max( self.node.bitcoind_work.value["bits"].target * pool_rate, 2 ** 256 // (self.node.net.CHAIN_LENGTH * self.node.net.SHARE_PERIOD), ) // user_rate ) # min 20 shares per block AND min 20 shares per chain if set_adaptive_pseudo: desired_pseudoshare_target = None if user_rate is not None: if user_rate: desired_pseudoshare_target = 20 * ( 2 ** 256 // user_rate // (10 * 60) ) # min 20 pseudoshares per 10 minutes if desired_share_target is None: desired_share_target = 2 ** 265 - 1 if random.uniform(0, 100) < self.worker_fee: pubkey_hash = self.my_pubkey_hash else: try: pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, self.node.net.PARENT) except: # XXX blah pubkey_hash = self.my_pubkey_hash return user, pubkey_hash, desired_share_target, desired_pseudoshare_target
def get_work(self, user, pubkey_hash, desired_share_target, desired_pseudoshare_target): if self.node.best_share_var.value is None and self.node.net.PERSIST: raise jsonrpc.Error_for_code(-12345)(u'p2pool is downloading shares') if self.merged_work.value: tree, size = bitcoin_data.make_auxpow_tree(self.merged_work.value) mm_hashes = [self.merged_work.value.get(tree.get(i), dict(hash=0))['hash'] for i in xrange(size)] mm_data = '\xfa\xbemm' + bitcoin_data.aux_pow_coinbase_type.pack(dict( merkle_root=bitcoin_data.merkle_hash(mm_hashes), size=size, nonce=0, )) mm_later = [(aux_work, mm_hashes.index(aux_work['hash']), mm_hashes) for chain_id, aux_work in self.merged_work.value.iteritems()] else: mm_data = '' mm_later = [] tx_hashes = [bitcoin_data.hash256(bitcoin_data.tx_type.pack(tx)) for tx in self.current_work.value['transactions']] tx_map = dict(zip(tx_hashes, self.current_work.value['transactions'])) previous_share = self.node.tracker.items[self.node.best_share_var.value] if self.node.best_share_var.value is not None else None if previous_share is None: share_type = p2pool_data.Share else: previous_share_type = type(previous_share) if previous_share_type.SUCCESSOR is None or self.node.tracker.get_height(previous_share.hash) < self.node.net.CHAIN_LENGTH: share_type = previous_share_type else: successor_type = previous_share_type.SUCCESSOR counts = p2pool_data.get_desired_version_counts(self.node.tracker, self.node.tracker.get_nth_parent_hash(previous_share.hash, self.node.net.CHAIN_LENGTH*9//10), self.node.net.CHAIN_LENGTH//10) upgraded = counts.get(successor_type.VERSION, 0)/sum(counts.itervalues()) if upgraded > .65: print 'Switchover imminent. Upgraded: %.3f%% Threshold: %.3f%%' % (upgraded*100, 95) print # Share -> NewShare only valid if 95% of hashes in [net.CHAIN_LENGTH*9//10, net.CHAIN_LENGTH] for new version if counts.get(successor_type.VERSION, 0) > sum(counts.itervalues())*95//100: share_type = successor_type else: share_type = previous_share_type local_addr_rates = self.get_local_addr_rates() pool_rate = None if desired_share_target is None: height = self.node.tracker.get_height(self.node.best_share_var.value) stale_prop = p2pool_data.get_average_stale_prop(self.node.tracker, self.node.best_share_var.value, min(60*60//self.node.net.SHARE_PERIOD, height)) pool_rate = p2pool_data.get_pool_attempts_per_second(self.node.tracker, self.node.best_share_var.value, min(height - 1, 60*60//self.node.net.SHARE_PERIOD)) / (1 - stale_prop) desired_share_target = 2**256-1 local_hash_rate = local_addr_rates.get(pubkey_hash, 0) if self.share_rate is not None: if self.share_rate_type == 'address': # per-address if local_addr_rates is not None: local_rate = local_addr_rates.get(pubkey_hash, 0) else: local_rate = self.get_local_addr_rate(pubkey_hash) else: # per-miner local_rate = self.get_miner_rate(user) if local_rate > 0.0: # desired_share_target = 20 * (max(self.node.bitcoind_work.value['bits'].target * pool_rate, 2**256 // (self.node.net.CHAIN_LENGTH * self.node.net.SHARE_PERIOD)) // local_rate) # min 20 shares per block AND min 20 shares per chain desired_share_target = min(desired_share_target, bitcoin_data.average_attempts_to_target(local_rate * self.node.net.SHARE_PERIOD / 0.0167)) # limit to 1.67% of pool shares by modulating share difficulty lookbehind = 3600//self.node.net.SHARE_PERIOD block_subsidy = self.node.bitcoind_work.value['subsidy'] if previous_share is not None and self.node.tracker.get_height(previous_share.hash) > lookbehind: expected_payout_per_block = local_addr_rates.get(pubkey_hash, 0)/p2pool_data.get_pool_attempts_per_second(self.node.tracker, self.node.best_share_var.value, lookbehind) \ * block_subsidy*(1-self.donation_percentage/100) # XXX doesn't use global stale rate to compute pool hash if expected_payout_per_block < self.node.net.PARENT.DUST_THRESHOLD: desired_share_target = min(desired_share_target, bitcoin_data.average_attempts_to_target((bitcoin_data.target_to_average_attempts(self.node.bitcoind_work.value['bits'].target)*self.node.net.SPREAD)*self.node.net.PARENT.DUST_THRESHOLD/block_subsidy) ) if True: share_info, gentx, other_transaction_hashes, get_share = share_type.generate_transaction( tracker=self.node.tracker, share_data=dict( previous_share_hash=self.node.best_share_var.value, coinbase=(script.create_push_script([ self.current_work.value['height'], ] + ([mm_data] if mm_data else []) + [ ]) + self.current_work.value['coinbaseflags'])[:100], nonce=random.randrange(2**32), pubkey_hash=pubkey_hash, subsidy=self.current_work.value['subsidy'], donation=math.perfect_round(65535*self.donation_percentage/100), stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain): 'orphan' if orphans > orphans_recorded_in_chain else 'doa' if doas > doas_recorded_in_chain else None )(*self.get_stale_counts()), desired_version=(share_type.SUCCESSOR if share_type.SUCCESSOR is not None else share_type).VOTING_VERSION, ), block_target=self.current_work.value['bits'].target, desired_timestamp=int(time.time() + 0.5), desired_target=desired_share_target, ref_merkle_link=dict(branch=[], index=0), desired_other_transaction_hashes_and_fees=zip(tx_hashes, self.current_work.value['transaction_fees']), net=self.node.net, known_txs=tx_map, base_subsidy=self.node.net.PARENT.SUBSIDY_FUNC(self.current_work.value['height']), ) packed_gentx = bitcoin_data.tx_type.pack(gentx) other_transactions = [tx_map[tx_hash] for tx_hash in other_transaction_hashes] mm_later = [(dict(aux_work, target=aux_work['target'] if aux_work['target'] != 'p2pool' else share_info['bits'].target), index, hashes) for aux_work, index, hashes in mm_later] if desired_pseudoshare_target is None: target = bitcoin_data.difficulty_to_target(self.min_difficulty) if self.share_rate is not None: if self.share_rate_type == 'address': # per-address if local_addr_rates is not None: local_rate = local_addr_rates.get(pubkey_hash, 0) else: local_rate = self.get_local_addr_rate(pubkey_hash) else: # per-miner local_rate = self.get_miner_rate(user) if local_rate > 0: # target = min(target, 20 * (2**256 // local_rate // (10*60))) # min 20 pseudoshares per 10 minutes target = min(target, bitcoin_data.average_attempts_to_target(local_rate * 60 / self.share_rate)) else: # per-node local_hash_rate = self._estimate_local_hash_rate() if local_hash_rate is not None: target = min(target, bitcoin_data.average_attempts_to_target(local_hash_rate * 1)) # limit to 1 share response every second by modulating pseudoshare difficulty difficulty = bitcoin_data.target_to_difficulty(target) rounded_difficulty = 1 if difficulty >= 1: while (rounded_difficulty + rounded_difficulty * 2) / 2 < difficulty: rounded_difficulty = rounded_difficulty * 2 else: while (rounded_difficulty + rounded_difficulty / 2) / 2 >= difficulty: rounded_difficulty = rounded_difficulty / 2 target = bitcoin_data.difficulty_to_target(rounded_difficulty) else: target = desired_pseudoshare_target target = max(target, share_info['bits'].target) for aux_work, index, hashes in mm_later: target = max(target, aux_work['target']) target = math.clip(target, self.node.net.PARENT.SANE_TARGET_RANGE) getwork_time = time.time() lp_count = self.new_work_event.times merkle_link = bitcoin_data.calculate_merkle_link([None] + other_transaction_hashes, 0) print 'New work for worker! Difficulty: %.06f Share difficulty: %.06f Total block value: %.6f %s including %i transactions' % ( bitcoin_data.target_to_difficulty(target), bitcoin_data.target_to_difficulty(share_info['bits'].target), self.current_work.value['subsidy']*1e-8, self.node.net.PARENT.SYMBOL, len(self.current_work.value['transactions']), ) #need this for stats self.last_work_shares.value[bitcoin_data.pubkey_hash_to_address(pubkey_hash, self.node.net.PARENT)]=share_info['bits'] ba = dict( version=min(self.current_work.value['version'], 2), previous_block=self.current_work.value['previous_block'], merkle_link=merkle_link, coinb1=packed_gentx[:-self.COINBASE_NONCE_LENGTH-4], coinb2=packed_gentx[-4:], timestamp=self.current_work.value['time'], bits=self.current_work.value['bits'], share_target=target, ) received_header_hashes = set() def got_response(header, user, coinbase_nonce): assert len(coinbase_nonce) == self.COINBASE_NONCE_LENGTH new_packed_gentx = packed_gentx[:-self.COINBASE_NONCE_LENGTH-4] + coinbase_nonce + packed_gentx[-4:] if coinbase_nonce != '\0'*self.COINBASE_NONCE_LENGTH else packed_gentx new_gentx = bitcoin_data.tx_type.unpack(new_packed_gentx) if coinbase_nonce != '\0'*self.COINBASE_NONCE_LENGTH else gentx header_hash = bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header)) pow_hash = self.node.net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(header)) try: if pow_hash <= header['bits'].target or p2pool.DEBUG: helper.submit_block(dict(header=header, txs=[new_gentx] + other_transactions), False, self.node.factory, self.node.bitcoind, self.node.bitcoind_work, self.node.net) if pow_hash <= header['bits'].target: print print 'GOT BLOCK FROM MINER! Passing to bitcoind! %s%064x' % (self.node.net.PARENT.BLOCK_EXPLORER_URL_PREFIX, header_hash) print except: log.err(None, 'Error while processing potential block:') user, _, _, _ = self.get_user_details(user) assert header['previous_block'] == ba['previous_block'] assert header['merkle_root'] == bitcoin_data.check_merkle_link(bitcoin_data.hash256(new_packed_gentx), merkle_link) assert header['bits'] == ba['bits'] on_time = True for aux_work, index, hashes in mm_later: try: if pow_hash <= aux_work['target'] or p2pool.DEBUG: df = deferral.retry('Error submitting merged block: (will retry)', 10, 10)(aux_work['merged_proxy'].rpc_getauxblock)( pack.IntType(256, 'big').pack(aux_work['hash']).encode('hex'), bitcoin_data.aux_pow_type.pack(dict( merkle_tx=dict( tx=new_gentx, block_hash=header_hash, merkle_link=merkle_link, ), merkle_link=bitcoin_data.calculate_merkle_link(hashes, index), parent_block_header=header, )).encode('hex'), ) @df.addCallback def _(result, aux_work=aux_work): if result != (pow_hash <= aux_work['target']): print >>sys.stderr, 'Merged block submittal result: %s Expected: %s' % (result, pow_hash <= aux_work['target']) else: print 'Merged block submittal result: %s' % (result,) @df.addErrback def _(err): log.err(err, 'Error submitting merged block:') except: log.err(None, 'Error while processing merged mining POW:') if pow_hash <= share_info['bits'].target and header_hash not in received_header_hashes: last_txout_nonce = pack.IntType(8*self.COINBASE_NONCE_LENGTH).unpack(coinbase_nonce) share = get_share(header, last_txout_nonce) print 'GOT SHARE! %s %s prev %s age %.2fs%s' % ( user, p2pool_data.format_hash(share.hash), p2pool_data.format_hash(share.previous_hash), time.time() - getwork_time, ' DEAD ON ARRIVAL' if not (self.new_work_event.times == lp_count) else '', ) self.my_share_hashes.add(share.hash) if not on_time: self.my_doa_share_hashes.add(share.hash) self.node.tracker.add(share) self.node.set_best_share() try: if (pow_hash <= header['bits'].target or p2pool.DEBUG) and self.node.p2p_node is not None: self.node.p2p_node.broadcast_share(share.hash) except: log.err(None, 'Error forwarding block solution:') self.share_received.happened(bitcoin_data.target_to_average_attempts(share.target), not on_time, share.hash) if pow_hash > target: print 'Worker %s submitted share with hash > target:' % (user,) print ' Hash: %56x' % (pow_hash,) print ' Target: %56x' % (target,) elif header_hash in received_header_hashes: print >>sys.stderr, 'Worker %s submitted share more than once!' % (user,) else: received_header_hashes.add(header_hash) self.pseudoshare_received.happened(bitcoin_data.target_to_average_attempts(target), not on_time, user) self.recent_shares_ts_work.append((time.time(), bitcoin_data.target_to_average_attempts(target))) while len(self.recent_shares_ts_work) > 50: self.recent_shares_ts_work.pop(0) self.local_rate_monitor.add_datum(dict(work=bitcoin_data.target_to_average_attempts(target), dead=not on_time, user=user, share_target=share_info['bits'].target)) self.local_addr_rate_monitor.add_datum(dict(work=bitcoin_data.target_to_average_attempts(target), pubkey_hash=pubkey_hash)) return on_time return ba, got_response