p2pool/web.py

   1 import json
   2 import os
   3 import time
   4
   5 from twisted.internet import task
   6 from twisted.python import log
   7 from twisted.web import resource
   8
   9 from bitcoin import data as bitcoin_data
  10 from . import data as p2pool_data, graphs
  11 from util import math
  12
  13 def get_web_root(tracker, current_work, current_work2, get_current_txouts, datadir_path, net, get_stale_counts, my_pubkey_hash, local_rate_monitor, worker_fee, p2p_node, my_share_hashes, recent_blocks):
  14     start_time = time.time()
  15
  16     web_root = resource.Resource()
  17
  18     def get_rate():
  19         if tracker.get_height(current_work.value['best_share_hash']) < 720:
  20             return json.dumps(None)
  21         return json.dumps(p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
  22             / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720)))
  23
  24     def get_users():
  25         height, last = tracker.get_height_and_last(current_work.value['best_share_hash'])
  26         weights, total_weight, donation_weight = tracker.get_cumulative_weights(current_work.value['best_share_hash'], min(height, 720), 65535*2**256)
  27         res = {}
  28         for script in sorted(weights, key=lambda s: weights[s]):
  29             res[bitcoin_data.script2_to_human(script, net.PARENT)] = weights[script]/total_weight
  30         return json.dumps(res)
  31
  32     def get_current_scaled_txouts(scale, trunc=0):
  33         txouts = get_current_txouts()
  34         total = sum(txouts.itervalues())
  35         results = dict((script, value*scale//total) for script, value in txouts.iteritems())
  36         if trunc > 0:
  37             total_random = 0
  38             random_set = set()
  39             for s in sorted(results, key=results.__getitem__):
  40                 if results[s] >= trunc:
  41                     break
  42                 total_random += results[s]
  43                 random_set.add(s)
  44             if total_random:
  45                 winner = math.weighted_choice((script, results[script]) for script in random_set)
  46                 for script in random_set:
  47                     del results[script]
  48                 results[winner] = total_random
  49         if sum(results.itervalues()) < int(scale):
  50             results[math.weighted_choice(results.iteritems())] += int(scale) - sum(results.itervalues())
  51         return results
  52
  53     def get_current_payouts():
  54         return json.dumps(dict((bitcoin_data.script2_to_human(script, net.PARENT), value/1e8) for script, value in get_current_txouts().iteritems()))
  55
  56     def get_patron_sendmany(this):
  57         try:
  58             if '/' in this:
  59                 this, trunc = this.split('/', 1)
  60             else:
  61                 trunc = '0.01'
  62             return json.dumps(dict(
  63                 (bitcoin_data.script2_to_address(script, net.PARENT), value/1e8)
  64                 for script, value in get_current_scaled_txouts(scale=int(float(this)*1e8), trunc=int(float(trunc)*1e8)).iteritems()
  65                 if bitcoin_data.script2_to_address(script, net.PARENT) is not None
  66             ))
  67         except:
  68             log.err()
  69             return json.dumps(None)
  70
  71     def get_global_stats():
  72         # averaged over last hour
  73         lookbehind = 3600//net.SHARE_PERIOD
  74         if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
  75             return None
  76
  77         nonstale_hash_rate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], lookbehind)
  78         stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
  79         return json.dumps(dict(
  80             pool_nonstale_hash_rate=nonstale_hash_rate,
  81             pool_hash_rate=nonstale_hash_rate/(1 - stale_prop),
  82             pool_stale_prop=stale_prop,
  83         ))
  84
  85     def get_local_stats():
  86         lookbehind = 3600//net.SHARE_PERIOD
  87         if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
  88             return None
  89
  90         global_stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
  91
  92         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)
  93         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)
  94         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)
  95         my_share_count = my_unstale_count + my_orphan_count + my_doa_count
  96         my_stale_count = my_orphan_count + my_doa_count
  97
  98         my_stale_prop = my_stale_count/my_share_count if my_share_count != 0 else None
  99
 100         my_work = sum(bitcoin_data.target_to_average_attempts(share.target)
 101             for share in tracker.get_chain(current_work.value['best_share_hash'], lookbehind - 1)
 102             if share.hash in my_share_hashes)
 103         actual_time = (tracker.shares[current_work.value['best_share_hash']].timestamp -
 104             tracker.shares[tracker.get_nth_parent_hash(current_work.value['best_share_hash'], lookbehind - 1)].timestamp)
 105         share_att_s = my_work / actual_time
 106
 107         miner_hash_rates = {}
 108         miner_dead_hash_rates = {}
 109         datums, dt = local_rate_monitor.get_datums_in_last()
 110         for datum in datums:
 111             miner_hash_rates[datum['user']] = miner_hash_rates.get(datum['user'], 0) + datum['work']/dt
 112             if datum['dead']:
 113                 miner_dead_hash_rates[datum['user']] = miner_dead_hash_rates.get(datum['user'], 0) + datum['work']/dt
 114
 115         return json.dumps(dict(
 116             my_hash_rates_in_last_hour=dict(
 117                 note="DEPRECATED",
 118                 nonstale=share_att_s,
 119                 rewarded=share_att_s/(1 - global_stale_prop),
 120                 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
 121             ),
 122             my_share_counts_in_last_hour=dict(
 123                 shares=my_share_count,
 124                 unstale_shares=my_unstale_count,
 125                 stale_shares=my_stale_count,
 126                 orphan_stale_shares=my_orphan_count,
 127                 doa_stale_shares=my_doa_count,
 128             ),
 129             my_stale_proportions_in_last_hour=dict(
 130                 stale=my_stale_prop,
 131                 orphan_stale=my_orphan_count/my_share_count if my_share_count != 0 else None,
 132                 dead_stale=my_doa_count/my_share_count if my_share_count != 0 else None,
 133             ),
 134             miner_hash_rates=miner_hash_rates,
 135             miner_dead_hash_rates=miner_dead_hash_rates,
 136         ))
 137
 138     def get_peer_addresses():
 139         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())
 140
 141     def get_uptime():
 142         return json.dumps(time.time() - start_time)
 143
 144     class WebInterface(resource.Resource):
 145         def __init__(self, func, mime_type, *fields):
 146             self.func, self.mime_type, self.fields = func, mime_type, fields
 147
 148         def render_GET(self, request):
 149             request.setHeader('Content-Type', self.mime_type)
 150             request.setHeader('Access-Control-Allow-Origin', '*')
 151             return self.func(*(request.args[field][0] for field in self.fields))
 152
 153     web_root.putChild('rate', WebInterface(get_rate, 'application/json'))
 154     web_root.putChild('users', WebInterface(get_users, 'application/json'))
 155     web_root.putChild('fee', WebInterface(lambda: json.dumps(worker_fee), 'application/json'))
 156     web_root.putChild('current_payouts', WebInterface(get_current_payouts, 'application/json'))
 157     web_root.putChild('patron_sendmany', WebInterface(get_patron_sendmany, 'text/plain', 'total'))
 158     web_root.putChild('global_stats', WebInterface(get_global_stats, 'application/json'))
 159     web_root.putChild('local_stats', WebInterface(get_local_stats, 'application/json'))
 160     web_root.putChild('peer_addresses', WebInterface(get_peer_addresses, 'text/plain'))
 161     web_root.putChild('payout_addr', WebInterface(lambda: json.dumps(bitcoin_data.pubkey_hash_to_address(my_pubkey_hash, net.PARENT)), 'application/json'))
 162     web_root.putChild('recent_blocks', WebInterface(lambda: json.dumps(recent_blocks), 'application/json'))
 163     web_root.putChild('uptime', WebInterface(get_uptime, 'application/json'))
 164
 165     try:
 166         from . import draw
 167         web_root.putChild('chain_img', WebInterface(lambda: draw.get(tracker, current_work.value['best_share_hash']), 'image/png'))
 168     except ImportError:
 169         print "Install Pygame and PIL to enable visualizations! Visualizations disabled."
 170
 171     new_root = resource.Resource()
 172     web_root.putChild('web', new_root)
 173
 174     stat_log = []
 175     if os.path.exists(os.path.join(datadir_path, 'stats')):
 176         try:
 177             with open(os.path.join(datadir_path, 'stats'), 'rb') as f:
 178                 stat_log = json.loads(f.read())
 179         except:
 180             log.err(None, 'Error loading stats:')
 181     def update_stat_log():
 182         while stat_log and stat_log[0]['time'] < time.time() - 24*60*60:
 183             stat_log.pop(0)
 184
 185         lookbehind = 3600//net.SHARE_PERIOD
 186         if tracker.get_height(current_work.value['best_share_hash']) < lookbehind:
 187             return None
 188
 189         global_stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], lookbehind)
 190         (stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
 191
 192         miner_hash_rates = {}
 193         miner_dead_hash_rates = {}
 194         datums, dt = local_rate_monitor.get_datums_in_last()
 195         for datum in datums:
 196             miner_hash_rates[datum['user']] = miner_hash_rates.get(datum['user'], 0) + datum['work']/dt
 197             if datum['dead']:
 198                 miner_dead_hash_rates[datum['user']] = miner_dead_hash_rates.get(datum['user'], 0) + datum['work']/dt
 199
 200         stat_log.append(dict(
 201             time=time.time(),
 202             pool_hash_rate=p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], lookbehind)/(1-global_stale_prop),
 203             pool_stale_prop=global_stale_prop,
 204             local_hash_rates=miner_hash_rates,
 205             local_dead_hash_rates=miner_dead_hash_rates,
 206             shares=shares,
 207             stale_shares=stale_orphan_shares + stale_doa_shares,
 208             stale_shares_breakdown=dict(orphan=stale_orphan_shares, doa=stale_doa_shares),
 209             current_payout=get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(my_pubkey_hash), 0)*1e-8,
 210             peers=dict(
 211                 incoming=sum(1 for peer in p2p_node.peers.itervalues() if peer.incoming),
 212                 outgoing=sum(1 for peer in p2p_node.peers.itervalues() if not peer.incoming),
 213             ),
 214             attempts_to_share=bitcoin_data.target_to_average_attempts(tracker.shares[current_work.value['best_share_hash']].max_target),
 215             attempts_to_block=bitcoin_data.target_to_average_attempts(current_work.value['bits'].target),
 216             block_value=current_work2.value['subsidy']*1e-8,
 217         ))
 218
 219         with open(os.path.join(datadir_path, 'stats'), 'wb') as f:
 220             f.write(json.dumps(stat_log))
 221     task.LoopingCall(update_stat_log).start(5*60)
 222     new_root.putChild('log', WebInterface(lambda: json.dumps(stat_log), 'application/json'))
 223
 224     grapher = graphs.Grapher(os.path.join(datadir_path, 'rrd'))
 225     web_root.putChild('graphs', grapher.get_resource())
 226     def add_point():
 227         if tracker.get_height(current_work.value['best_share_hash']) < 720:
 228             return
 229         nonstalerate = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], 720)
 230         poolrate = nonstalerate / (1 - p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], 720))
 231         grapher.add_poolrate_point(poolrate, poolrate - nonstalerate)
 232     task.LoopingCall(add_point).start(100)
 233
 234     return web_root