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137 lines
4.7 KiB
137 lines
4.7 KiB
#!/usr/bin/env python
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#
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# Electrum - lightweight Bitcoin client
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# Copyright (C) 2015 Thomas Voegtlin
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#
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# Permission is hereby granted, free of charge, to any person
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# obtaining a copy of this software and associated documentation files
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# (the "Software"), to deal in the Software without restriction,
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# including without limitation the rights to use, copy, modify, merge,
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# publish, distribute, sublicense, and/or sell copies of the Software,
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# and to permit persons to whom the Software is furnished to do so,
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# subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import queue
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import threading, os, json
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from collections import defaultdict
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try:
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from SimpleWebSocketServer import WebSocket, SimpleSSLWebSocketServer
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except ImportError:
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import sys
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sys.exit("install SimpleWebSocketServer")
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from . import util
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request_queue = queue.Queue()
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class ElectrumWebSocket(WebSocket):
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def handleMessage(self):
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assert self.data[0:3] == 'id:'
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util.print_error("message received", self.data)
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request_id = self.data[3:]
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request_queue.put((self, request_id))
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def handleConnected(self):
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util.print_error("connected", self.address)
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def handleClose(self):
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util.print_error("closed", self.address)
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class WsClientThread(util.DaemonThread):
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def __init__(self, config, network):
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util.DaemonThread.__init__(self)
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self.network = network
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self.config = config
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self.response_queue = queue.Queue()
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self.subscriptions = defaultdict(list)
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def make_request(self, request_id):
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# read json file
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rdir = self.config.get('requests_dir')
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n = os.path.join(rdir, 'req', request_id[0], request_id[1], request_id, request_id + '.json')
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with open(n, encoding='utf-8') as f:
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s = f.read()
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d = json.loads(s)
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addr = d.get('address')
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amount = d.get('amount')
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return addr, amount
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def reading_thread(self):
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while self.is_running():
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try:
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ws, request_id = request_queue.get()
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except queue.Empty:
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continue
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try:
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addr, amount = self.make_request(request_id)
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except:
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continue
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l = self.subscriptions.get(addr, [])
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l.append((ws, amount))
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self.subscriptions[addr] = l
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self.network.subscribe_to_addresses([addr], self.response_queue.put)
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def run(self):
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threading.Thread(target=self.reading_thread).start()
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while self.is_running():
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try:
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r = self.response_queue.get(timeout=0.1)
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except queue.Empty:
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continue
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util.print_error('response', r)
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method = r.get('method')
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scripthash = r.get('params')[0]
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result = r.get('result')
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if result is None:
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continue
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if method == 'blockchain.scripthash.subscribe':
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self.network.get_balance_for_scripthash(
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scripthash, self.response_queue.put)
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elif method == 'blockchain.scripthash.get_balance':
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addr = self.network.h2addr.get(scripthash, None)
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if addr is None:
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util.print_error(
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"can't find address for scripthash: %s" % scripthash)
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l = self.subscriptions.get(addr, [])
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for ws, amount in l:
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if not ws.closed:
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if sum(result.values()) >=amount:
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ws.sendMessage('paid')
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class WebSocketServer(threading.Thread):
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def __init__(self, config, ns):
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threading.Thread.__init__(self)
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self.config = config
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self.net_server = ns
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self.daemon = True
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def run(self):
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t = WsClientThread(self.config, self.net_server)
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t.start()
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host = self.config.get('websocket_server')
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port = self.config.get('websocket_port', 9999)
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certfile = self.config.get('ssl_chain')
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keyfile = self.config.get('ssl_privkey')
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self.server = SimpleSSLWebSocketServer(host, port, ElectrumWebSocket, certfile, keyfile)
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self.server.serveforever()
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