p2pool/web.py

   1 from __future__ import division
   2
   3 import errno
   4 import json
   5 import os
   6 import sys
   7 import time
   8
   9 from twisted.internet import defer, task
  10 from twisted.python import log
  11 from twisted.web import resource, static
  12
  13 import p2pool
  14 from bitcoin import data as bitcoin_data
  15 from . import data as p2pool_data
  16 from util import deferred_resource, graph, math, pack, variable
  17
  18 def _atomic_read(filename):
  19     try:
  20         with open(filename, 'rb') as f:
  21             return f.read()
  22     except IOError, e:
  23         if e.errno != errno.ENOENT:
  24             raise
  25     try:
  26         with open(filename + '.new', 'rb') as f:
  27             return f.read()
  28     except IOError, e:
  29         if e.errno != errno.ENOENT:
  30             raise
  31     return None
  32
  33 def _atomic_write(filename, data):
  34     with open(filename + '.new', 'wb') as f:
  35         f.write(data)
  36         f.flush()
  37         try:
  38             os.fsync(f.fileno())
  39         except:
  40             pass
  41     try:
  42         os.rename(filename + '.new', filename)
  43     except: # XXX windows can't overwrite
  44         os.remove(filename)
  45         os.rename(filename + '.new', filename)
  46
  47 def get_web_root(wb, datadir_path, bitcoind_warning_var, stop_event=variable.Event()):
  48     node = wb.node
  49     start_time = time.time()
  50
  51     web_root = resource.Resource()
  52
  53     def get_users():
  54         height, last = node.tracker.get_height_and_last(node.best_share_var.value)
  55         weights, total_weight, donation_weight = node.tracker.get_cumulative_weights(node.best_share_var.value, min(height, 720), 65535*2**256)
  56         res = {}
  57         for script in sorted(weights, key=lambda s: weights[s]):
  58             res[bitcoin_data.script2_to_address(script, node.net.PARENT)] = weights[script]/total_weight
  59         return res
  60
  61     def get_current_scaled_txouts(scale, trunc=0):
  62         txouts = node.get_current_txouts()
  63         total = sum(txouts.itervalues())
  64         results = dict((script, value*scale//total) for script, value in txouts.iteritems())
  65         if trunc > 0:
  66             total_random = 0
  67             random_set = set()
  68             for s in sorted(results, key=results.__getitem__):
  69                 if results[s] >= trunc:
  70                     break
  71                 total_random += results[s]
  72                 random_set.add(s)
  73             if total_random:
  74                 winner = math.weighted_choice((script, results[script]) for script in random_set)
  75                 for script in random_set:
  76                     del results[script]
  77                 results[winner] = total_random
  78         if sum(results.itervalues()) < int(scale):
  79             results[math.weighted_choice(results.iteritems())] += int(scale) - sum(results.itervalues())
  80         return results
  81
  82     def get_patron_sendmany(total=None, trunc='0.01'):
  83         if total is None:
  84             return 'need total argument. go to patron_sendmany/<TOTAL>'
  85         total = int(float(total)*1e8)
  86         trunc = int(float(trunc)*1e8)
  87         return json.dumps(dict(
  88             (bitcoin_data.script2_to_address(script, node.net.PARENT), value/1e8)
  89             for script, value in get_current_scaled_txouts(total, trunc).iteritems()
  90             if bitcoin_data.script2_to_address(script, node.net.PARENT) is not None
  91         ))
  92
  93     def get_local_rates():
  94         miner_hash_rates = {}
  95         miner_dead_hash_rates = {}
  96         datums, dt = wb.local_rate_monitor.get_datums_in_last()
  97         for datum in datums:
  98             miner_hash_rates[datum['user']] = miner_hash_rates.get(datum['user'], 0) + datum['work']/dt
  99             if datum['dead']:
 100                 miner_dead_hash_rates[datum['user']] = miner_dead_hash_rates.get(datum['user'], 0) + datum['work']/dt
 101         return miner_hash_rates, miner_dead_hash_rates
 102
 103     def get_global_stats():
 104         # averaged over last hour
 105         if node.tracker.get_height(node.best_share_var.value) < 10:
 106             return None
 107         lookbehind = min(node.tracker.get_height(node.best_share_var.value), 3600//node.net.SHARE_PERIOD)
 108
 109         nonstale_hash_rate = p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, lookbehind)
 110         stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, lookbehind)
 111         return dict(
 112             pool_nonstale_hash_rate=nonstale_hash_rate,
 113             pool_hash_rate=nonstale_hash_rate/(1 - stale_prop),
 114             pool_stale_prop=stale_prop,
 115             min_difficulty=bitcoin_data.target_to_difficulty(node.tracker.items[node.best_share_var.value].max_target),
 116         )
 117
 118     def get_local_stats():
 119         if node.tracker.get_height(node.best_share_var.value) < 10:
 120             return None
 121         lookbehind = min(node.tracker.get_height(node.best_share_var.value), 3600//node.net.SHARE_PERIOD)
 122
 123         global_stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, lookbehind)
 124
 125         my_unstale_count = sum(1 for share in node.tracker.get_chain(node.best_share_var.value, lookbehind) if share.hash in wb.my_share_hashes)
 126         my_orphan_count = sum(1 for share in node.tracker.get_chain(node.best_share_var.value, lookbehind) if share.hash in wb.my_share_hashes and share.share_data['stale_info'] == 'orphan')
 127         my_doa_count = sum(1 for share in node.tracker.get_chain(node.best_share_var.value, lookbehind) if share.hash in wb.my_share_hashes and share.share_data['stale_info'] == 'doa')
 128         my_share_count = my_unstale_count + my_orphan_count + my_doa_count
 129         my_stale_count = my_orphan_count + my_doa_count
 130
 131         my_stale_prop = my_stale_count/my_share_count if my_share_count != 0 else None
 132
 133         my_work = sum(bitcoin_data.target_to_average_attempts(share.target)
 134             for share in node.tracker.get_chain(node.best_share_var.value, lookbehind - 1)
 135             if share.hash in wb.my_share_hashes)
 136         actual_time = (node.tracker.items[node.best_share_var.value].timestamp -
 137             node.tracker.items[node.tracker.get_nth_parent_hash(node.best_share_var.value, lookbehind - 1)].timestamp)
 138         share_att_s = my_work / actual_time
 139
 140         miner_hash_rates, miner_dead_hash_rates = get_local_rates()
 141         (stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts()
 142
 143         return dict(
 144             my_hash_rates_in_last_hour=dict(
 145                 note="DEPRECATED",
 146                 nonstale=share_att_s,
 147                 rewarded=share_att_s/(1 - global_stale_prop),
 148                 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
 149             ),
 150             my_share_counts_in_last_hour=dict(
 151                 shares=my_share_count,
 152                 unstale_shares=my_unstale_count,
 153                 stale_shares=my_stale_count,
 154                 orphan_stale_shares=my_orphan_count,
 155                 doa_stale_shares=my_doa_count,
 156             ),
 157             my_stale_proportions_in_last_hour=dict(
 158                 stale=my_stale_prop,
 159                 orphan_stale=my_orphan_count/my_share_count if my_share_count != 0 else None,
 160                 dead_stale=my_doa_count/my_share_count if my_share_count != 0 else None,
 161             ),
 162             miner_hash_rates=miner_hash_rates,
 163             miner_dead_hash_rates=miner_dead_hash_rates,
 164             efficiency_if_miner_perfect=(1 - stale_orphan_shares/shares)/(1 - global_stale_prop) if shares else None, # ignores dead shares because those are miner's fault and indicated by pseudoshare rejection
 165             efficiency=(1 - (stale_orphan_shares+stale_doa_shares)/shares)/(1 - global_stale_prop) if shares else None,
 166             peers=dict(
 167                 incoming=sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming),
 168                 outgoing=sum(1 for peer in node.p2p_node.peers.itervalues() if not peer.incoming),
 169             ),
 170             shares=dict(
 171                 total=shares,
 172                 orphan=stale_orphan_shares,
 173                 dead=stale_doa_shares,
 174             ),
 175             uptime=time.time() - start_time,
 176             attempts_to_share=bitcoin_data.target_to_average_attempts(node.tracker.items[node.best_share_var.value].max_target),
 177             attempts_to_block=bitcoin_data.target_to_average_attempts(node.bitcoind_work.value['bits'].target),
 178             block_value=node.bitcoind_work.value['subsidy']*1e-8,
 179             warnings=p2pool_data.get_warnings(node.tracker, node.best_share_var.value, node.net, bitcoind_warning_var.value, node.bitcoind_work.value),
 180             donation_proportion=wb.donation_percentage/100,
 181         )
 182
 183     class WebInterface(deferred_resource.DeferredResource):
 184         def __init__(self, func, mime_type='application/json', args=()):
 185             deferred_resource.DeferredResource.__init__(self)
 186             self.func, self.mime_type, self.args = func, mime_type, args
 187
 188         def getChild(self, child, request):
 189             return WebInterface(self.func, self.mime_type, self.args + (child,))
 190
 191         @defer.inlineCallbacks
 192         def render_GET(self, request):
 193             request.setHeader('Content-Type', self.mime_type)
 194             request.setHeader('Access-Control-Allow-Origin', '*')
 195             res = yield self.func(*self.args)
 196             defer.returnValue(json.dumps(res) if self.mime_type == 'application/json' else res)
 197
 198     def decent_height():
 199         return min(node.tracker.get_height(node.best_share_var.value), 720)
 200     web_root.putChild('rate', WebInterface(lambda: p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, decent_height())/(1-p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, decent_height()))))
 201     web_root.putChild('difficulty', WebInterface(lambda: bitcoin_data.target_to_difficulty(node.tracker.items[node.best_share_var.value].max_target)))
 202     web_root.putChild('users', WebInterface(get_users))
 203     web_root.putChild('user_stales', WebInterface(lambda: dict((bitcoin_data.pubkey_hash_to_address(ph, node.net.PARENT), prop) for ph, prop in
 204         p2pool_data.get_user_stale_props(node.tracker, node.best_share_var.value, node.tracker.get_height(node.best_share_var.value)).iteritems())))
 205     web_root.putChild('fee', WebInterface(lambda: wb.worker_fee))
 206     web_root.putChild('current_payouts', WebInterface(lambda: dict((bitcoin_data.script2_to_address(script, node.net.PARENT), value/1e8) for script, value in node.get_current_txouts().iteritems())))
 207     web_root.putChild('patron_sendmany', WebInterface(get_patron_sendmany, 'text/plain'))
 208     web_root.putChild('global_stats', WebInterface(get_global_stats))
 209     web_root.putChild('local_stats', WebInterface(get_local_stats))
 210     web_root.putChild('peer_addresses', WebInterface(lambda: ['%s:%i' % (peer.transport.getPeer().host, peer.transport.getPeer().port) for peer in node.p2p_node.peers.itervalues()]))
 211     web_root.putChild('peer_txpool_sizes', WebInterface(lambda: dict(('%s:%i' % (peer.transport.getPeer().host, peer.transport.getPeer().port), peer.remembered_txs_size) for peer in node.p2p_node.peers.itervalues())))
 212     web_root.putChild('pings', WebInterface(defer.inlineCallbacks(lambda: defer.returnValue(
 213         dict([(a, (yield b)) for a, b in
 214             [(
 215                 '%s:%i' % (peer.transport.getPeer().host, peer.transport.getPeer().port),
 216                 defer.inlineCallbacks(lambda peer=peer: defer.returnValue(
 217                     min([(yield peer.do_ping().addCallback(lambda x: x/0.001).addErrback(lambda fail: None)) for i in xrange(3)])
 218                 ))()
 219             ) for peer in list(node.p2p_node.peers.itervalues())]
 220         ])
 221     ))))
 222     web_root.putChild('peer_versions', WebInterface(lambda: dict(('%s:%i' % peer.addr, peer.other_sub_version) for peer in node.p2p_node.peers.itervalues())))
 223     web_root.putChild('payout_addr', WebInterface(lambda: bitcoin_data.pubkey_hash_to_address(wb.my_pubkey_hash, node.net.PARENT)))
 224     web_root.putChild('recent_blocks', WebInterface(lambda: [dict(
 225         ts=s.timestamp,
 226         hash='%064x' % s.header_hash,
 227         number=pack.IntType(24).unpack(s.share_data['coinbase'][1:4]) if len(s.share_data['coinbase']) >= 4 else None,
 228         share='%064x' % s.hash,
 229     ) for s in node.tracker.get_chain(node.best_share_var.value, min(node.tracker.get_height(node.best_share_var.value), 24*60*60//node.net.SHARE_PERIOD)) if s.pow_hash <= s.header['bits'].target]))
 230     web_root.putChild('uptime', WebInterface(lambda: time.time() - start_time))
 231     web_root.putChild('stale_rates', WebInterface(lambda: p2pool_data.get_stale_counts(node.tracker, node.best_share_var.value, decent_height(), rates=True)))
 232
 233     new_root = resource.Resource()
 234     web_root.putChild('web', new_root)
 235
 236     stat_log = []
 237     if os.path.exists(os.path.join(datadir_path, 'stats')):
 238         try:
 239             with open(os.path.join(datadir_path, 'stats'), 'rb') as f:
 240                 stat_log = json.loads(f.read())
 241         except:
 242             log.err(None, 'Error loading stats:')
 243     def update_stat_log():
 244         while stat_log and stat_log[0]['time'] < time.time() - 24*60*60:
 245             stat_log.pop(0)
 246
 247         lookbehind = 3600//node.net.SHARE_PERIOD
 248         if node.tracker.get_height(node.best_share_var.value) < lookbehind:
 249             return None
 250
 251         global_stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, lookbehind)
 252         (stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts()
 253         miner_hash_rates, miner_dead_hash_rates = get_local_rates()
 254
 255         stat_log.append(dict(
 256             time=time.time(),
 257             pool_hash_rate=p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, lookbehind)/(1-global_stale_prop),
 258             pool_stale_prop=global_stale_prop,
 259             local_hash_rates=miner_hash_rates,
 260             local_dead_hash_rates=miner_dead_hash_rates,
 261             shares=shares,
 262             stale_shares=stale_orphan_shares + stale_doa_shares,
 263             stale_shares_breakdown=dict(orphan=stale_orphan_shares, doa=stale_doa_shares),
 264             current_payout=node.get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(wb.my_pubkey_hash), 0)*1e-8,
 265             peers=dict(
 266                 incoming=sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming),
 267                 outgoing=sum(1 for peer in node.p2p_node.peers.itervalues() if not peer.incoming),
 268             ),
 269             attempts_to_share=bitcoin_data.target_to_average_attempts(node.tracker.items[node.best_share_var.value].max_target),
 270             attempts_to_block=bitcoin_data.target_to_average_attempts(node.bitcoind_work.value['bits'].target),
 271             block_value=node.bitcoind_work.value['subsidy']*1e-8,
 272         ))
 273
 274         with open(os.path.join(datadir_path, 'stats'), 'wb') as f:
 275             f.write(json.dumps(stat_log))
 276     x = task.LoopingCall(update_stat_log)
 277     x.start(5*60)
 278     stop_event.watch(x.stop)
 279     new_root.putChild('log', WebInterface(lambda: stat_log))
 280
 281     def get_share(share_hash_str):
 282         if int(share_hash_str, 16) not in node.tracker.items:
 283             return None
 284         share = node.tracker.items[int(share_hash_str, 16)]
 285
 286         return dict(
 287             parent='%064x' % share.previous_hash,
 288             children=['%064x' % x for x in sorted(node.tracker.reverse.get(share.hash, set()), key=lambda sh: -len(node.tracker.reverse.get(sh, set())))], # sorted from most children to least children
 289             type_name=type(share).__name__,
 290             local=dict(
 291                 verified=share.hash in node.tracker.verified.items,
 292                 time_first_seen=start_time if share.time_seen == 0 else share.time_seen,
 293                 peer_first_received_from=share.peer.addr if share.peer is not None else None,
 294             ),
 295             share_data=dict(
 296                 timestamp=share.timestamp,
 297                 target=share.target,
 298                 max_target=share.max_target,
 299                 payout_address=bitcoin_data.script2_to_address(share.new_script, node.net.PARENT),
 300                 donation=share.share_data['donation']/65535,
 301                 stale_info=share.share_data['stale_info'],
 302                 nonce=share.share_data['nonce'],
 303                 desired_version=share.share_data['desired_version'],
 304             ),
 305             block=dict(
 306                 hash='%064x' % share.header_hash,
 307                 header=dict(
 308                     version=share.header['version'],
 309                     previous_block='%064x' % share.header['previous_block'],
 310                     merkle_root='%064x' % share.header['merkle_root'],
 311                     timestamp=share.header['timestamp'],
 312                     target=share.header['bits'].target,
 313                     nonce=share.header['nonce'],
 314                 ),
 315                 gentx=dict(
 316                     hash='%064x' % share.gentx_hash,
 317                     coinbase=share.share_data['coinbase'].ljust(2, '\x00').encode('hex'),
 318                     value=share.share_data['subsidy']*1e-8,
 319                 ),
 320                 txn_count_range=[len(share.other_txs), len(share.other_txs)] if share.other_txs is not None else 1 if len(share.merkle_link['branch']) == 0 else [2**len(share.merkle_link['branch'])//2+1, 2**len(share.merkle_link['branch'])],
 321             ),
 322         )
 323     new_root.putChild('share', WebInterface(lambda share_hash_str: get_share(share_hash_str)))
 324     new_root.putChild('heads', WebInterface(lambda: ['%064x' % x for x in node.tracker.heads]))
 325     new_root.putChild('verified_heads', WebInterface(lambda: ['%064x' % x for x in node.tracker.verified.heads]))
 326     new_root.putChild('tails', WebInterface(lambda: ['%064x' % x for t in node.tracker.tails for x in node.tracker.reverse.get(t, set())]))
 327     new_root.putChild('verified_tails', WebInterface(lambda: ['%064x' % x for t in node.tracker.verified.tails for x in node.tracker.verified.reverse.get(t, set())]))
 328     new_root.putChild('best_share_hash', WebInterface(lambda: '%064x' % node.best_share_var.value))
 329     def get_share_data(share_hash_str):
 330         if int(share_hash_str, 16) not in node.tracker.items:
 331             return ''
 332         share = node.tracker.items[int(share_hash_str, 16)]
 333         return p2pool_data.share_type.pack(share.as_share1a())
 334     new_root.putChild('share_data', WebInterface(lambda share_hash_str: get_share_data(share_hash_str), 'application/octet-stream'))
 335     new_root.putChild('currency_info', WebInterface(lambda: dict(
 336         symbol=node.net.PARENT.SYMBOL,
 337         block_explorer_url_prefix=node.net.PARENT.BLOCK_EXPLORER_URL_PREFIX,
 338         address_explorer_url_prefix=node.net.PARENT.ADDRESS_EXPLORER_URL_PREFIX,
 339     )))
 340     new_root.putChild('version', WebInterface(lambda: p2pool.__version__))
 341
 342     hd_path = os.path.join(datadir_path, 'graph_db')
 343     hd_data = _atomic_read(hd_path)
 344     hd_obj = {}
 345     if hd_data is not None:
 346         try:
 347             hd_obj = json.loads(hd_data)
 348         except Exception:
 349             log.err(None, 'Error reading graph database:')
 350     dataview_descriptions = {
 351         'last_hour': graph.DataViewDescription(150, 60*60),
 352         'last_day': graph.DataViewDescription(300, 60*60*24),
 353         'last_week': graph.DataViewDescription(300, 60*60*24*7),
 354         'last_month': graph.DataViewDescription(300, 60*60*24*30),
 355         'last_year': graph.DataViewDescription(300, 60*60*24*365.25),
 356     }
 357     def build_desired_rates(ds_name, ds_desc, dv_name, dv_desc, obj):
 358         if not obj:
 359             last_bin_end = 0
 360             bins = dv_desc.bin_count*[{}]
 361         else:
 362             pool_rates = obj['pool_rates'][dv_name]
 363             desired_versions = obj['desired_versions'][dv_name]
 364             def get_total_pool_rate(t):
 365                 n = int((pool_rates['last_bin_end'] - t)/dv_desc.bin_width)
 366                 if n < 0 or n >= dv_desc.bin_count:
 367                     return None
 368                 total = sum(x[0] for x in pool_rates['bins'][n].values())
 369                 count = math.mean(x[1] for x in pool_rates['bins'][n].values())
 370                 if count == 0:
 371                     return None
 372                 return total/count
 373             last_bin_end = desired_versions['last_bin_end']
 374             bins = [dict((name, (total*get_total_pool_rate(last_bin_end - (i+1/2)*dv_desc.bin_width), count)) for name, (total, count) in desired_versions['bins'][i].iteritems()) for i in xrange(dv_desc.bin_count)]
 375         return graph.DataView(dv_desc, ds_desc, last_bin_end, bins)
 376     hd = graph.HistoryDatabase.from_obj({
 377         'local_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 378         'local_dead_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 379         'local_share_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 380         'local_dead_share_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 381         'pool_rates': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 382             multivalue_undefined_means_0=True),
 383         'current_payout': graph.DataStreamDescription(dataview_descriptions),
 384         'current_payouts': graph.DataStreamDescription(dataview_descriptions, multivalues=True),
 385         'incoming_peers': graph.DataStreamDescription(dataview_descriptions),
 386         'outgoing_peers': graph.DataStreamDescription(dataview_descriptions),
 387         'miner_hash_rates': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 388         'miner_dead_hash_rates': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 389         'desired_versions': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 390             multivalue_undefined_means_0=True),
 391         'desired_version_rates': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 392             multivalue_undefined_means_0=True, default_func=build_desired_rates),
 393         'traffic_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 394         'getwork_latency': graph.DataStreamDescription(dataview_descriptions),
 395     }, hd_obj)
 396     x = task.LoopingCall(lambda: _atomic_write(hd_path, json.dumps(hd.to_obj())))
 397     x.start(100)
 398     stop_event.watch(x.stop)
 399     @wb.pseudoshare_received.watch
 400     def _(work, dead, user):
 401         t = time.time()
 402         hd.datastreams['local_hash_rate'].add_datum(t, work)
 403         if dead:
 404             hd.datastreams['local_dead_hash_rate'].add_datum(t, work)
 405         if user is not None:
 406             hd.datastreams['miner_hash_rates'].add_datum(t, {user: work})
 407             if dead:
 408                 hd.datastreams['miner_dead_hash_rates'].add_datum(t, {user: work})
 409     @wb.share_received.watch
 410     def _(work, dead):
 411         t = time.time()
 412         hd.datastreams['local_share_hash_rate'].add_datum(t, work)
 413         if dead:
 414             hd.datastreams['local_dead_share_hash_rate'].add_datum(t, work)
 415     @node.p2p_node.traffic_happened.watch
 416     def _(name, bytes):
 417         hd.datastreams['traffic_rate'].add_datum(time.time(), {name: bytes})
 418     def add_point():
 419         if node.tracker.get_height(node.best_share_var.value) < 10:
 420             return None
 421         lookbehind = min(node.net.CHAIN_LENGTH, 60*60//node.net.SHARE_PERIOD, node.tracker.get_height(node.best_share_var.value))
 422         t = time.time()
 423
 424         pool_rates = p2pool_data.get_stale_counts(node.tracker, node.best_share_var.value, lookbehind, rates=True)
 425         pool_total = sum(pool_rates.itervalues())
 426         hd.datastreams['pool_rates'].add_datum(t, pool_rates)
 427
 428         current_txouts = node.get_current_txouts()
 429         hd.datastreams['current_payout'].add_datum(t, current_txouts.get(bitcoin_data.pubkey_hash_to_script2(wb.my_pubkey_hash), 0)*1e-8)
 430         miner_hash_rates, miner_dead_hash_rates = get_local_rates()
 431         current_txouts_by_address = dict((bitcoin_data.script2_to_address(script, node.net.PARENT), amount) for script, amount in current_txouts.iteritems())
 432         hd.datastreams['current_payouts'].add_datum(t, dict((user, current_txouts_by_address[user]*1e-8) for user in miner_hash_rates if user in current_txouts_by_address))
 433
 434         hd.datastreams['incoming_peers'].add_datum(t, sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming))
 435         hd.datastreams['outgoing_peers'].add_datum(t, sum(1 for peer in node.p2p_node.peers.itervalues() if not peer.incoming))
 436
 437         vs = p2pool_data.get_desired_version_counts(node.tracker, node.best_share_var.value, lookbehind)
 438         vs_total = sum(vs.itervalues())
 439         hd.datastreams['desired_versions'].add_datum(t, dict((str(k), v/vs_total) for k, v in vs.iteritems()))
 440         hd.datastreams['desired_version_rates'].add_datum(t, dict((str(k), v/vs_total*pool_total) for k, v in vs.iteritems()))
 441     x = task.LoopingCall(add_point)
 442     x.start(5)
 443     stop_event.watch(x.stop)
 444     @node.bitcoind_work.changed.watch
 445     def _(new_work):
 446         hd.datastreams['getwork_latency'].add_datum(time.time(), new_work['latency'])
 447     new_root.putChild('graph_data', WebInterface(lambda source, view: hd.datastreams[source].dataviews[view].get_data(time.time())))
 448
 449     web_root.putChild('static', static.File(os.path.join(os.path.dirname(sys.argv[0]), 'web-static')))
 450
 451     return web_root