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115 lines
3.9 KiB
115 lines
3.9 KiB
#!/usr/bin/env python |
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# |
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# Electrum - lightweight Bitcoin client |
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# Copyright (C) 2011 thomasv@gitorious |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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import random, socket, ast |
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class Interface: |
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def __init__(self): |
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self.servers = ['ecdsa.org','electrum.novit.ro'] # list of default servers |
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self.host = random.choice( self.servers ) # random choice when the wallet is created |
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self.rtime = 0 |
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self.blocks = 0 |
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self.message = '' |
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self.set_port(50000) |
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self.is_connected = False |
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def set_port(self, port_number): |
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self.port = port_number |
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if self.use_http(): |
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self.handler = self.http_json_handler |
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else: |
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self.handler = self.native_handler |
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def use_http(self): |
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return self.port in [80,81,8080,8081] |
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def native_handler(self, method, params = ''): |
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import time |
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cmds = {'session.new':'new_session', |
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'peers':'peers', |
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'session.poll':'poll', |
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'session.update':'update_session', |
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'blockchain.transaction.broadcast':'tx', |
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'blockchain.address.get_history':'h' |
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} |
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cmd = cmds[method] |
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if type(params) != type(''): params = repr( params ) |
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t1 = time.time() |
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request = repr ( (cmd, params) ) + "#" |
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s = socket.socket( socket.AF_INET, socket.SOCK_STREAM) |
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s.connect(( self.host, self.port)) |
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s.send( request ) |
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out = '' |
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while 1: |
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msg = s.recv(1024) |
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if msg: out += msg |
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else: break |
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s.close() |
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self.rtime = time.time() - t1 |
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self.is_connected = True |
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if cmd in[ 'peers','h']: |
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out = ast.literal_eval( out ) |
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return out |
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def http_json_handler(self, method, params = []): |
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import urllib2, json, time |
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if type(params) != type([]): params = [ params ] |
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t1 = time.time() |
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data = { 'method':method, 'id':'jsonrpc', 'params':params } |
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data_json = json.dumps(data) |
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host = 'http://%s:%d'%(self.host,self.port) |
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req = urllib2.Request(host, data_json, {'content-type': 'application/json'}) |
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response_stream = urllib2.urlopen(req) |
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response = json.loads( response_stream.read() ) |
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out = response.get('result') |
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if not out: |
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print response |
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self.rtime = time.time() - t1 |
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self.is_connected = True |
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return out |
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def send_tx(self, data): |
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out = self.handler('blockchain.transaction.broadcast', data ) |
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return out |
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def retrieve_history(self, address): |
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out = self.handler('blockchain.address.get_history', address ) |
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return out |
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def poll(self): |
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out = self.handler('session.poll', self.session_id ) |
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blocks, changed_addr = ast.literal_eval( out ) |
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if blocks == -1: raise BaseException("session not found") |
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self.blocks = int(blocks) |
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return changed_addr |
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def new_session(self, addresses, version): |
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out = self.handler('session.new', [ version, addresses ] ) |
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self.session_id, self.message = ast.literal_eval( out ) |
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def update_session(self, addresses): |
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out = self.handler('session.update', [ self.session_id, addresses ] ) |
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return out |
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def get_servers(self): |
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out = self.handler('peers') |
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self.servers = map( lambda x:x[1], out )
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