예제 #1
0
 def work_poller():
     while stop_signal.times == 0:
         flag = self.factory.new_block.get_deferred()
         try:
             self.bitcoind_work.set((yield helper.getwork(self.bitcoind, self.bitcoind_work.value['use_getblocktemplate'])))
         except:
             log.err()
         yield defer.DeferredList([flag, deferral.sleep(5)], fireOnOneCallback=True)
예제 #2
0
파일: node.py 프로젝트: tmagik/catoshi
 def work_poller():
     while stop_signal.times == 0:
         flag = self.factory.new_block.get_deferred()
         try:
             self.bitcoind_work.set((yield helper.getwork(self.bitcoind, self.bitcoind_work.value['use_getblocktemplate'])))
         except:
             log.err()
         yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
예제 #3
0
파일: node.py 프로젝트: nformant1/p2pool
 def work_poller():
     while stop_signal.times == 0:
         flag = self.factory.new_block.get_deferred()
         try:
             self.bitcoind_work.set((yield helper.getwork(self.bitcoind, self.bitcoind_work.value['use_getblocktemplate'], self.txidcache, self.feecache, self.feefifo, self.known_txs_var.value)))
             self.check_and_purge_txs()
         except:
             log.err()
         yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
예제 #4
0
    def start(self):
        stop_signal = variable.Event()
        self.stop = stop_signal.happened
        
        # BITCOIND WORK
        
        self.bitcoind_work = variable.Variable((yield helper.getwork(self.bitcoind)))
        @defer.inlineCallbacks
        def work_poller():
            while stop_signal.times == 0:
                flag = self.factory.new_block.get_deferred()
                try:
                    self.bitcoind_work.set((yield helper.getwork(self.bitcoind, self.bitcoind_work.value['use_getblocktemplate'])))
                except:
                    log.err()
                yield defer.DeferredList([flag, deferral.sleep(5)], fireOnOneCallback=True)
        work_poller()
        
        # PEER WORK
        
        self.best_block_header = variable.Variable(None)
        self.pow_bits = variable.Variable(None)
        self.pow_subsidy = 0
        def handle_header(new_header):
            self.pow_bits = self.bitcoind_work.value['bits']
            self.pow_subsidy = self.bitcoind_work.value['subsidy']

            # check that header matches current target
            if not (bitcoin_data.scrypt(bitcoin_data.block_header_type.pack(new_header)) <= self.bitcoind_work.value['bits'].target):
                return
            bitcoind_best_block = self.bitcoind_work.value['previous_block']
            if (self.best_block_header.value is None
                or (
                    new_header['previous_block'] == bitcoind_best_block and
                    bitcoin_data.scrypt(bitcoin_data.block_header_type.pack(self.best_block_header.value)) == bitcoind_best_block
                ) # new is child of current and previous is current
                or (
                    bitcoin_data.scrypt(bitcoin_data.block_header_type.pack(new_header)) == bitcoind_best_block and
                    self.best_block_header.value['previous_block'] != bitcoind_best_block
                )): # new is current and previous is not a child of current
                self.best_block_header.set(new_header)
        self.handle_header = handle_header
        @defer.inlineCallbacks
        def poll_header():
            if self.factory.conn.value is None:
                return
            handle_header((yield self.factory.conn.value.get_block_header(self.bitcoind_work.value['previous_block'])))
        self.bitcoind_work.changed.watch(lambda _: poll_header())
        yield deferral.retry('Error while requesting best block header:')(poll_header)()
        
        # BEST SHARE
        
        self.known_txs_var = variable.Variable({}) # hash -> tx
        self.mining_txs_var = variable.Variable({}) # hash -> tx
        self.get_height_rel_highest = yield height_tracker.get_height_rel_highest_func(self.bitcoind, self.factory, lambda: self.bitcoind_work.value['previous_block'], self.net)
        
        self.best_share_var = variable.Variable(None)
        self.desired_var = variable.Variable(None)
        self.bitcoind_work.changed.watch(lambda _: self.set_best_share())
        self.set_best_share()
        
        # setup p2p logic and join p2pool network
        
        # update mining_txs according to getwork results
        @self.bitcoind_work.changed.run_and_watch
        def _(_=None):
            new_mining_txs = {}
            new_known_txs = dict(self.known_txs_var.value)
            for tx_hash, tx in zip(self.bitcoind_work.value['transaction_hashes'], self.bitcoind_work.value['transactions']):
                new_mining_txs[tx_hash] = tx
                new_known_txs[tx_hash] = tx
            self.mining_txs_var.set(new_mining_txs)
            self.known_txs_var.set(new_known_txs)
        # add p2p transactions from bitcoind to known_txs
        @self.factory.new_tx.watch
        def _(tx):
            if tx.timestamp > time.time() + 3600:
                return
            if tx.timestamp > self.bitcoind_work.value['txn_timestamp']:
                self.bitcoind_work.value['txn_timestamp'] = tx.timestamp
            new_known_txs = dict(self.known_txs_var.value)
            new_known_txs[bitcoin_data.hash256(bitcoin_data.tx_type.pack(tx))] = tx
            self.known_txs_var.set(new_known_txs)
        # forward transactions seen to bitcoind
        @self.known_txs_var.transitioned.watch
        @defer.inlineCallbacks
        def _(before, after):
            yield deferral.sleep(random.expovariate(1/1))
            if self.factory.conn.value is None:
                return
            for tx_hash in set(after) - set(before):
                self.factory.conn.value.send_tx(tx=after[tx_hash])
        
        @self.tracker.verified.added.watch
        def _(share):
            if not (share.pow_hash <= share.header['bits'].target):
                return
            
            block = share.as_block(self.tracker, self.known_txs_var.value)
            if block is None:
                print >>sys.stderr, 'GOT INCOMPLETE BLOCK FROM PEER! %s bitcoin: %s%064x' % (p2pool_data.format_hash(share.hash), self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
                return
            helper.submit_block(block, True, self.factory, self.bitcoind, self.bitcoind_work, self.net)
            print
            print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %s%064x' % (p2pool_data.format_hash(share.hash), self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
            print
        
        def forget_old_txs():
            new_known_txs = {}
            if self.p2p_node is not None:
                for peer in self.p2p_node.peers.itervalues():
                    new_known_txs.update(peer.remembered_txs)
            new_known_txs.update(self.mining_txs_var.value)
            for share in self.tracker.get_chain(self.best_share_var.value, min(120, self.tracker.get_height(self.best_share_var.value))):
                for tx_hash in share.new_transaction_hashes:
                    if tx_hash in self.known_txs_var.value:
                        new_known_txs[tx_hash] = self.known_txs_var.value[tx_hash]
            self.known_txs_var.set(new_known_txs)
        t = deferral.RobustLoopingCall(forget_old_txs)
        t.start(10)
        stop_signal.watch(t.stop)
        
        t = deferral.RobustLoopingCall(self.clean_tracker)
        t.start(5)
        stop_signal.watch(t.stop)
예제 #5
0
파일: node.py 프로젝트: vertoe/p2pool-cach
    def start(self):
        stop_signal = variable.Event()
        self.stop = stop_signal.happened

        # BITCOIND WORK

        self.bitcoind_work = variable.Variable((yield
                                                helper.getwork(self.bitcoind)))

        @defer.inlineCallbacks
        def work_poller():
            while stop_signal.times == 0:
                flag = self.factory.new_block.get_deferred()
                try:
                    self.bitcoind_work.set((yield helper.getwork(
                        self.bitcoind,
                        self.bitcoind_work.value['use_getblocktemplate'])))
                except:
                    log.err()
                yield defer.DeferredList([flag, deferral.sleep(5)],
                                         fireOnOneCallback=True)

        work_poller()

        # PEER WORK

        self.best_block_header = variable.Variable(None)

        self.pow_bits = variable.Variable(None)
        self.pow_subsidy = 0

        def handle_header(new_header):
            self.pow_bits = self.bitcoind_work.value['bits']
            self.pow_subsidy = self.bitcoind_work.value['subsidy']

            # check that header matches current target
            #
            # TODO: PoS (stake-modifier & modifier-checksum) checkings implementation
            #
            if not (self.net.PARENT.POW_FUNC(
                    bitcoin_data.block_header_type.pack(new_header)) <=
                    self.bitcoind_work.value['bits'].target):
                return

            bitcoind_best_block = self.bitcoind_work.value['previous_block']

            if (self.best_block_header.value is None or
                (new_header['previous_block'] == bitcoind_best_block
                 and self.net.PARENT.BLOCKHASH_FUNC(
                     bitcoin_data.block_header_type.pack(
                         self.best_block_header.value)) == bitcoind_best_block
                 )  # new is child of current and previous is current
                    or (self.net.PARENT.BLOCKHASH_FUNC(
                        bitcoin_data.block_header_type.pack(new_header))
                        == bitcoind_best_block
                        and self.best_block_header.value['previous_block'] !=
                        bitcoind_best_block)
                ):  # new is current and previous is not a child of current
                self.best_block_header.set(new_header)

        self.handle_header = handle_header

        @defer.inlineCallbacks
        def poll_header():
            if self.factory.conn.value is None:
                return
            handle_header((yield self.factory.conn.value.get_block_header(
                self.bitcoind_work.value['previous_block'])))

        self.bitcoind_work.changed.watch(lambda _: poll_header())
        yield deferral.retry('Error while requesting best block header:')(
            poll_header)()

        # BEST SHARE

        self.known_txs_var = variable.Variable({})  # hash -> tx
        self.mining_txs_var = variable.Variable({})  # hash -> tx
        self.get_height_rel_highest = yield height_tracker.get_height_rel_highest_func(
            self.bitcoind, self.factory,
            lambda: self.bitcoind_work.value['previous_block'], self.net)

        self.best_share_var = variable.Variable(None)
        self.desired_var = variable.Variable(None)
        self.bitcoind_work.changed.watch(lambda _: self.set_best_share())
        self.set_best_share()

        # setup p2p logic and join p2pool network

        # update mining_txs according to getwork results
        @self.bitcoind_work.changed.run_and_watch
        def _(_=None):
            new_mining_txs = {}
            new_known_txs = dict(self.known_txs_var.value)
            for tx_hash, tx in zip(
                    self.bitcoind_work.value['transaction_hashes'],
                    self.bitcoind_work.value['transactions']):
                new_mining_txs[tx_hash] = tx
                new_known_txs[tx_hash] = tx
            self.mining_txs_var.set(new_mining_txs)
            self.known_txs_var.set(new_known_txs)

        # add p2p transactions from bitcoind to known_txs
        @self.factory.new_tx.watch
        def _(tx):
            if tx.timestamp > time.time() + 3600:
                return

            if tx.timestamp > self.bitcoind_work.value['txn_timestamp']:
                self.bitcoind_work.value['txn_timestamp'] = tx.timestamp

            new_known_txs = dict(self.known_txs_var.value)
            new_known_txs[bitcoin_data.hash256(
                bitcoin_data.tx_type.pack(tx))] = tx
            self.known_txs_var.set(new_known_txs)

        # forward transactions seen to bitcoind
        @self.known_txs_var.transitioned.watch
        @defer.inlineCallbacks
        def _(before, after):
            yield deferral.sleep(random.expovariate(1 / 1))
            if self.factory.conn.value is None:
                return
            for tx_hash in set(after) - set(before):
                self.factory.conn.value.send_tx(tx=after[tx_hash])

        @self.tracker.verified.added.watch
        def _(share):
            if share.timestamp < share.min_header['timestamp']:
                return
            if not (share.pow_hash <= share.header['bits'].target):
                return

            block = share.as_block(self.tracker, self.known_txs_var.value)
            if block is None:
                print >> sys.stderr, 'GOT INCOMPLETE BLOCK FROM PEER! %s bitcoin: %s%064x' % (
                    p2pool_data.format_hash(
                        share.hash), self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX,
                    share.header_hash)
                return
            helper.submit_block(block, True, self.factory, self.bitcoind,
                                self.bitcoind_work, self.net)
            print
            print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %s%064x' % (
                p2pool_data.format_hash(share.hash),
                self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
            print

        def forget_old_txs():
            new_known_txs = {}
            if self.p2p_node is not None:
                for peer in self.p2p_node.peers.itervalues():
                    new_known_txs.update(peer.remembered_txs)
            new_known_txs.update(self.mining_txs_var.value)
            for share in self.tracker.get_chain(
                    self.best_share_var.value,
                    min(120,
                        self.tracker.get_height(self.best_share_var.value))):
                for tx_hash in share.new_transaction_hashes:
                    if tx_hash in self.known_txs_var.value:
                        new_known_txs[tx_hash] = self.known_txs_var.value[
                            tx_hash]
            self.known_txs_var.set(new_known_txs)

        t = deferral.RobustLoopingCall(forget_old_txs)
        t.start(10)
        stop_signal.watch(t.stop)

        t = deferral.RobustLoopingCall(self.clean_tracker)
        t.start(5)
        stop_signal.watch(t.stop)
예제 #6
0
    def start(self):
        stop_signal = variable.Event()
        self.stop = stop_signal.happened

        # BITCOIND WORK

        self.bitcoind_work = variable.Variable((yield
                                                helper.getwork(self.bitcoind)))

        @defer.inlineCallbacks
        def work_poller():
            while stop_signal.times == 0:
                flag = self.factory.new_block.get_deferred()
                try:
                    self.bitcoind_work.set((yield helper.getwork(
                        self.bitcoind,
                        self.bitcoind_work.value['use_getblocktemplate'])))
                except:
                    log.err()
                yield defer.DeferredList([flag, deferral.sleep(15)],
                                         fireOnOneCallback=True)

        work_poller()

        # PEER WORK

        self.best_block_header = variable.Variable(None)

        def handle_header(new_header):
            # check that header matches current target
            if not (self.net.PARENT.POW_FUNC(
                    bitcoin_data.block_header_type.pack(new_header)) <=
                    self.bitcoind_work.value['bits'].target):
                return
            bitcoind_best_block = self.bitcoind_work.value['previous_block']
            if (self.best_block_header.value is None or
                (new_header['previous_block'] == bitcoind_best_block
                 and bitcoin_data.hash256(
                     bitcoin_data.block_header_type.pack(
                         self.best_block_header.value)) == bitcoind_best_block
                 )  # new is child of current and previous is current
                    or (bitcoin_data.hash256(
                        bitcoin_data.block_header_type.pack(new_header))
                        == bitcoind_best_block
                        and self.best_block_header.value['previous_block'] !=
                        bitcoind_best_block)
                ):  # new is current and previous is not a child of current
                self.best_block_header.set(new_header)

        self.handle_header = handle_header

        @defer.inlineCallbacks
        def poll_header():
            if self.factory.conn.value is None:
                return
            handle_header((yield self.factory.conn.value.get_block_header(
                self.bitcoind_work.value['previous_block'])))

        self.bitcoind_work.changed.watch(lambda _: poll_header())
        yield deferral.retry('Error while requesting best block header:')(
            poll_header)()

        # BEST SHARE

        self.known_txs_var = variable.Variable({})  # hash -> tx
        self.mining_txs_var = variable.Variable({})  # hash -> tx
        self.get_height_rel_highest = yield height_tracker.get_height_rel_highest_func(
            self.bitcoind, self.factory,
            lambda: self.bitcoind_work.value['previous_block'], self.net)

        self.best_share_var = variable.Variable(None)
        self.desired_var = variable.Variable(None)
        self.bitcoind_work.changed.watch(lambda _: self.set_best_share())
        self.set_best_share()

        # setup p2p logic and join p2pool network

        # update mining_txs according to getwork results
        @self.bitcoind_work.changed.run_and_watch
        def _(_=None):
            new_mining_txs = {}
            new_known_txs = dict(self.known_txs_var.value)
            for tx_hash, tx in zip(
                    self.bitcoind_work.value['transaction_hashes'],
                    self.bitcoind_work.value['transactions']):
                new_mining_txs[tx_hash] = tx
                new_known_txs[tx_hash] = tx
            self.mining_txs_var.set(new_mining_txs)
            self.known_txs_var.set(new_known_txs)

        # add p2p transactions from bitcoind to known_txs
        @self.factory.new_tx.watch
        def _(tx):
            new_known_txs = dict(self.known_txs_var.value)
            new_known_txs[bitcoin_data.hash256(
                bitcoin_data.tx_type.pack(tx))] = tx
            self.known_txs_var.set(new_known_txs)

        # forward transactions seen to bitcoind
        @self.known_txs_var.transitioned.watch
        @defer.inlineCallbacks
        def _(before, after):
            yield deferral.sleep(random.expovariate(1 / 1))
            if self.factory.conn.value is None:
                return
            for tx_hash in set(after) - set(before):
                self.factory.conn.value.send_tx(tx=after[tx_hash])

        @self.tracker.verified.added.watch
        def _(share):
            if not (share.pow_hash <= share.header['bits'].target):
                return

            block = share.as_block(self.tracker, self.known_txs_var.value)
            if block is None:
                print >> sys.stderr, 'GOT INCOMPLETE BLOCK FROM PEER! %s bitcoin: %s%064x' % (
                    p2pool_data.format_hash(
                        share.hash), self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX,
                    share.header_hash)
                return
            helper.submit_block(block, True, self.factory, self.bitcoind,
                                self.bitcoind_work, self.net)
            print
            print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %s%064x' % (
                p2pool_data.format_hash(share.hash),
                self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
            print
            # Code to send pushover and notification when a block is found by a peer (ikolubr - Mar 31st, 2018)
            if self.net.USE_PUSHOVER_BLOCK:
                conn = httplib.HTTPSConnection("api.pushover.net:443")
                conn.request(
                    "POST", "/1/messages.json",
                    urllib.urlencode({
                        "token":
                        self.net.PUSHOVER_APP_TOKEN,
                        "user":
                        self.net.PUSHOVER_USER_KEY,
                        "message":
                        'FOUND BLOCK! %s%064x' %
                        (self.net.PARENT.BLOCK_EXPLORER_URL_PREFIX,
                         share.header_hash),
                    }), {"Content-type": "application/x-www-form-urlencoded"})
                conn.getresponse()

        def forget_old_txs():
            new_known_txs = {}
            if self.p2p_node is not None:
                for peer in self.p2p_node.peers.itervalues():
                    new_known_txs.update(peer.remembered_txs)
            new_known_txs.update(self.mining_txs_var.value)
            for share in self.tracker.get_chain(
                    self.best_share_var.value,
                    min(120,
                        self.tracker.get_height(self.best_share_var.value))):
                for tx_hash in share.new_transaction_hashes:
                    if tx_hash in self.known_txs_var.value:
                        new_known_txs[tx_hash] = self.known_txs_var.value[
                            tx_hash]
            self.known_txs_var.set(new_known_txs)

        t = deferral.RobustLoopingCall(forget_old_txs)
        t.start(10)
        stop_signal.watch(t.stop)

        t = deferral.RobustLoopingCall(self.clean_tracker)
        t.start(5)
        stop_signal.watch(t.stop)