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
  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):
  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     web_root.putChild('rate', WebInterface(lambda: p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, 720)/(1-p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, 720))))
 199     web_root.putChild('difficulty', WebInterface(lambda: bitcoin_data.target_to_difficulty(node.tracker.items[node.best_share_var.value].max_target)))
 200     web_root.putChild('users', WebInterface(get_users))
 201     web_root.putChild('user_stales', WebInterface(lambda: dict((bitcoin_data.pubkey_hash_to_address(ph, node.net.PARENT), prop) for ph, prop in
 202         p2pool_data.get_user_stale_props(node.tracker, node.best_share_var.value, node.tracker.get_height(node.best_share_var.value)).iteritems())))
 203     web_root.putChild('fee', WebInterface(lambda: wb.worker_fee))
 204     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())))
 205     web_root.putChild('patron_sendmany', WebInterface(get_patron_sendmany, 'text/plain'))
 206     web_root.putChild('global_stats', WebInterface(get_global_stats))
 207     web_root.putChild('local_stats', WebInterface(get_local_stats))
 208     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()]))
 209     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())))
 210     web_root.putChild('pings', WebInterface(defer.inlineCallbacks(lambda: defer.returnValue(
 211         dict([(a, (yield b)) for a, b in
 212             [(
 213                 '%s:%i' % (peer.transport.getPeer().host, peer.transport.getPeer().port),
 214                 defer.inlineCallbacks(lambda peer=peer: defer.returnValue(
 215                     min([(yield peer.do_ping().addCallback(lambda x: x/0.001).addErrback(lambda fail: None)) for i in xrange(3)])
 216                 ))()
 217             ) for peer in list(node.p2p_node.peers.itervalues())]
 218         ])
 219     ))))
 220     web_root.putChild('peer_versions', WebInterface(lambda: dict(('%s:%i' % peer.addr, peer.other_sub_version) for peer in node.p2p_node.peers.itervalues())))
 221     web_root.putChild('payout_addr', WebInterface(lambda: bitcoin_data.pubkey_hash_to_address(wb.my_pubkey_hash, node.net.PARENT)))
 222     web_root.putChild('recent_blocks', WebInterface(lambda: [dict(
 223         ts=s.timestamp,
 224         hash='%064x' % s.header_hash,
 225         number=pack.IntType(24).unpack(s.share_data['coinbase'][1:4]),
 226         share='%064x' % s.hash,
 227     ) 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]))
 228     web_root.putChild('uptime', WebInterface(lambda: time.time() - start_time))
 229     web_root.putChild('stale_rates', WebInterface(lambda: p2pool_data.get_stale_counts(node.tracker, node.best_share_var.value, 720, rates=True)))
 230
 231     new_root = resource.Resource()
 232     web_root.putChild('web', new_root)
 233
 234     stat_log = []
 235     if os.path.exists(os.path.join(datadir_path, 'stats')):
 236         try:
 237             with open(os.path.join(datadir_path, 'stats'), 'rb') as f:
 238                 stat_log = json.loads(f.read())
 239         except:
 240             log.err(None, 'Error loading stats:')
 241     def update_stat_log():
 242         while stat_log and stat_log[0]['time'] < time.time() - 24*60*60:
 243             stat_log.pop(0)
 244
 245         lookbehind = 3600//node.net.SHARE_PERIOD
 246         if node.tracker.get_height(node.best_share_var.value) < lookbehind:
 247             return None
 248
 249         global_stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, lookbehind)
 250         (stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts()
 251         miner_hash_rates, miner_dead_hash_rates = get_local_rates()
 252
 253         stat_log.append(dict(
 254             time=time.time(),
 255             pool_hash_rate=p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, lookbehind)/(1-global_stale_prop),
 256             pool_stale_prop=global_stale_prop,
 257             local_hash_rates=miner_hash_rates,
 258             local_dead_hash_rates=miner_dead_hash_rates,
 259             shares=shares,
 260             stale_shares=stale_orphan_shares + stale_doa_shares,
 261             stale_shares_breakdown=dict(orphan=stale_orphan_shares, doa=stale_doa_shares),
 262             current_payout=node.get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(wb.my_pubkey_hash), 0)*1e-8,
 263             peers=dict(
 264                 incoming=sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming),
 265                 outgoing=sum(1 for peer in node.p2p_node.peers.itervalues() if not peer.incoming),
 266             ),
 267             attempts_to_share=bitcoin_data.target_to_average_attempts(node.tracker.items[node.best_share_var.value].max_target),
 268             attempts_to_block=bitcoin_data.target_to_average_attempts(node.bitcoind_work.value['bits'].target),
 269             block_value=node.bitcoind_work.value['subsidy']*1e-8,
 270         ))
 271
 272         with open(os.path.join(datadir_path, 'stats'), 'wb') as f:
 273             f.write(json.dumps(stat_log))
 274     task.LoopingCall(update_stat_log).start(5*60)
 275     new_root.putChild('log', WebInterface(lambda: stat_log))
 276
 277     def get_share(share_hash_str):
 278         if int(share_hash_str, 16) not in node.tracker.items:
 279             return None
 280         share = node.tracker.items[int(share_hash_str, 16)]
 281
 282         return dict(
 283             parent='%064x' % share.previous_hash,
 284             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
 285             type_name=type(share).__name__,
 286             local=dict(
 287                 verified=share.hash in node.tracker.verified.items,
 288                 time_first_seen=start_time if share.time_seen == 0 else share.time_seen,
 289                 peer_first_received_from=share.peer.addr if share.peer is not None else None,
 290             ),
 291             share_data=dict(
 292                 timestamp=share.timestamp,
 293                 target=share.target,
 294                 max_target=share.max_target,
 295                 payout_address=bitcoin_data.script2_to_address(share.new_script, node.net.PARENT),
 296                 donation=share.share_data['donation']/65535,
 297                 stale_info=share.share_data['stale_info'],
 298                 nonce=share.share_data['nonce'],
 299                 desired_version=share.share_data['desired_version'],
 300             ),
 301             block=dict(
 302                 hash='%064x' % share.header_hash,
 303                 header=dict(
 304                     version=share.header['version'],
 305                     previous_block='%064x' % share.header['previous_block'],
 306                     merkle_root='%064x' % share.header['merkle_root'],
 307                     timestamp=share.header['timestamp'],
 308                     target=share.header['bits'].target,
 309                     nonce=share.header['nonce'],
 310                 ),
 311                 gentx=dict(
 312                     hash='%064x' % share.gentx_hash,
 313                     coinbase=share.share_data['coinbase'].ljust(2, '\x00').encode('hex'),
 314                     value=share.share_data['subsidy']*1e-8,
 315                 ),
 316                 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'])],
 317             ),
 318         )
 319     new_root.putChild('share', WebInterface(lambda share_hash_str: get_share(share_hash_str)))
 320     new_root.putChild('heads', WebInterface(lambda: ['%064x' % x for x in node.tracker.heads]))
 321     new_root.putChild('verified_heads', WebInterface(lambda: ['%064x' % x for x in node.tracker.verified.heads]))
 322     new_root.putChild('tails', WebInterface(lambda: ['%064x' % x for t in node.tracker.tails for x in node.tracker.reverse.get(t, set())]))
 323     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())]))
 324     new_root.putChild('best_share_hash', WebInterface(lambda: '%064x' % node.best_share_var.value))
 325     def get_share_data(share_hash_str):
 326         if int(share_hash_str, 16) not in node.tracker.items:
 327             return ''
 328         share = node.tracker.items[int(share_hash_str, 16)]
 329         return p2pool_data.share_type.pack(share.as_share1a())
 330     new_root.putChild('share_data', WebInterface(lambda share_hash_str: get_share_data(share_hash_str), 'application/octet-stream'))
 331     new_root.putChild('currency_info', WebInterface(lambda: dict(
 332         symbol=node.net.PARENT.SYMBOL,
 333         block_explorer_url_prefix=node.net.PARENT.BLOCK_EXPLORER_URL_PREFIX,
 334         address_explorer_url_prefix=node.net.PARENT.ADDRESS_EXPLORER_URL_PREFIX,
 335     )))
 336     new_root.putChild('version', WebInterface(lambda: p2pool.__version__))
 337
 338     hd_path = os.path.join(datadir_path, 'graph_db')
 339     hd_data = _atomic_read(hd_path)
 340     hd_obj = {}
 341     if hd_data is not None:
 342         try:
 343             hd_obj = json.loads(hd_data)
 344         except Exception:
 345             log.err(None, 'Error reading graph database:')
 346     dataview_descriptions = {
 347         'last_hour': graph.DataViewDescription(150, 60*60),
 348         'last_day': graph.DataViewDescription(300, 60*60*24),
 349         'last_week': graph.DataViewDescription(300, 60*60*24*7),
 350         'last_month': graph.DataViewDescription(300, 60*60*24*30),
 351         'last_year': graph.DataViewDescription(300, 60*60*24*365.25),
 352     }
 353     def build_desired_rates(ds_name, ds_desc, dv_name, dv_desc, obj):
 354         if not obj:
 355             last_bin_end = 0
 356             bins = dv_desc.bin_count*[{}]
 357         else:
 358             pool_rates = obj['pool_rates'][dv_name]
 359             desired_versions = obj['desired_versions'][dv_name]
 360             def get_total_pool_rate(t):
 361                 n = int((pool_rates['last_bin_end'] - t)/dv_desc.bin_width)
 362                 if n < 0 or n >= dv_desc.bin_count:
 363                     return None
 364                 total = sum(x[0] for x in pool_rates['bins'][n].values())
 365                 count = math.mean(x[1] for x in pool_rates['bins'][n].values())
 366                 if count == 0:
 367                     return None
 368                 return total/count
 369             last_bin_end = desired_versions['last_bin_end']
 370             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)]
 371         return graph.DataView(dv_desc, ds_desc, last_bin_end, bins)
 372     hd = graph.HistoryDatabase.from_obj({
 373         'local_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 374         'local_dead_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 375         'local_share_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 376         'local_dead_share_hash_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False),
 377         'pool_rates': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 378             multivalue_undefined_means_0=True),
 379         'current_payout': graph.DataStreamDescription(dataview_descriptions),
 380         'current_payouts': graph.DataStreamDescription(dataview_descriptions, multivalues=True),
 381         'incoming_peers': graph.DataStreamDescription(dataview_descriptions),
 382         'outgoing_peers': graph.DataStreamDescription(dataview_descriptions),
 383         'miner_hash_rates': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 384         'miner_dead_hash_rates': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 385         'desired_versions': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 386             multivalue_undefined_means_0=True),
 387         'desired_version_rates': graph.DataStreamDescription(dataview_descriptions, multivalues=True,
 388             multivalue_undefined_means_0=True, default_func=build_desired_rates),
 389         'traffic_rate': graph.DataStreamDescription(dataview_descriptions, is_gauge=False, multivalues=True),
 390         'getwork_latency': graph.DataStreamDescription(dataview_descriptions),
 391     }, hd_obj)
 392     task.LoopingCall(lambda: _atomic_write(hd_path, json.dumps(hd.to_obj()))).start(100)
 393     @wb.pseudoshare_received.watch
 394     def _(work, dead, user):
 395         t = time.time()
 396         hd.datastreams['local_hash_rate'].add_datum(t, work)
 397         if dead:
 398             hd.datastreams['local_dead_hash_rate'].add_datum(t, work)
 399         if user is not None:
 400             hd.datastreams['miner_hash_rates'].add_datum(t, {user: work})
 401             if dead:
 402                 hd.datastreams['miner_dead_hash_rates'].add_datum(t, {user: work})
 403     @wb.share_received.watch
 404     def _(work, dead):
 405         t = time.time()
 406         hd.datastreams['local_share_hash_rate'].add_datum(t, work)
 407         if dead:
 408             hd.datastreams['local_dead_share_hash_rate'].add_datum(t, work)
 409     @node.p2p_node.traffic_happened.watch
 410     def _(name, bytes):
 411         hd.datastreams['traffic_rate'].add_datum(time.time(), {name: bytes})
 412     def add_point():
 413         if node.tracker.get_height(node.best_share_var.value) < 10:
 414             return None
 415         lookbehind = min(node.net.CHAIN_LENGTH, 60*60//node.net.SHARE_PERIOD, node.tracker.get_height(node.best_share_var.value))
 416         t = time.time()
 417
 418         pool_rates = p2pool_data.get_stale_counts(node.tracker, node.best_share_var.value, lookbehind, rates=True)
 419         pool_total = sum(pool_rates.itervalues())
 420         hd.datastreams['pool_rates'].add_datum(t, pool_rates)
 421
 422         current_txouts = node.get_current_txouts()
 423         hd.datastreams['current_payout'].add_datum(t, current_txouts.get(bitcoin_data.pubkey_hash_to_script2(wb.my_pubkey_hash), 0)*1e-8)
 424         miner_hash_rates, miner_dead_hash_rates = get_local_rates()
 425         current_txouts_by_address = dict((bitcoin_data.script2_to_address(script, node.net.PARENT), amount) for script, amount in current_txouts.iteritems())
 426         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))
 427
 428         hd.datastreams['incoming_peers'].add_datum(t, sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming))
 429         hd.datastreams['outgoing_peers'].add_datum(t, sum(1 for peer in node.p2p_node.peers.itervalues() if not peer.incoming))
 430
 431         vs = p2pool_data.get_desired_version_counts(node.tracker, node.best_share_var.value, lookbehind)
 432         vs_total = sum(vs.itervalues())
 433         hd.datastreams['desired_versions'].add_datum(t, dict((str(k), v/vs_total) for k, v in vs.iteritems()))
 434         hd.datastreams['desired_version_rates'].add_datum(t, dict((str(k), v/vs_total*pool_total) for k, v in vs.iteritems()))
 435     task.LoopingCall(add_point).start(5)
 436     @node.bitcoind_work.changed.watch
 437     def _(new_work):
 438         hd.datastreams['getwork_latency'].add_datum(time.time(), new_work['latency'])
 439     new_root.putChild('graph_data', WebInterface(lambda source, view: hd.datastreams[source].dataviews[view].get_data(time.time())))
 440
 441     web_root.putChild('static', static.File(os.path.join(os.path.dirname(sys.argv[0]), 'web-static')))
 442
 443     return web_root