import threading, traceback, sys, time, json, Queue
from version import ELECTRUM_VERSION
+from util import print_error
+
DEFAULT_TIMEOUT = 5
-DEFAULT_SERVERS = [ 'ecdsa.org:50001:t', 'electrum.novit.ro:50001:t', 'electrum.bitcoins.sk:50001:t'] # list of default servers
+DEFAULT_SERVERS = [
+ 'electrum.novit.ro:50001:t',
+ 'electrum.pdmc.net:50001:t',
+ #'ecdsa.org:50002:s',
+ 'electrum.bitcoins.sk:50001:t',
+ 'uncle-enzo.info:50001:t',
+ 'electrum.bytesized-hosting.com:50001:t',
+ 'california.stratum.bitcoin.cz:50001:t',
+ 'electrum.bitfoo.org:50001:t'
+ ]
+
+proxy_modes = ['socks4', 'socks5', 'http']
+
+
+def pick_random_server():
+ return random_choice( DEFAULT_SERVERS )
+
+def pick_random_interface():
+ servers = DEFAULT_SERVERS
+ while servers:
+ server = random.choice( servers )
+ servers.remove(server)
+ i = Interface({'server':server})
+ if i.is_connected:
+ return i
+ raise BaseException('no server available')
-def old_to_new(s):
- s = s.replace("'blk_hash'", "'block_hash'")
- s = s.replace("'pos'", "'index'")
- s = s.replace("'nTime'", "'timestamp'")
- s = s.replace("'is_in'", "'is_input'")
- s = s.replace("'raw_scriptPubKey'","'raw_output_script'")
- return s
+class InterfaceAncestor(threading.Thread):
-class Interface(threading.Thread):
- def __init__(self, host, port):
+ def __init__(self, host, port, proxy=None, use_ssl=True):
threading.Thread.__init__(self)
self.daemon = True
self.host = host
self.port = port
+ self.proxy = proxy
+ self.use_ssl = use_ssl
self.servers = [] # actual list from IRC
self.rtime = 0
+ self.bytes_received = 0
self.is_connected = True
self.poll_interval = 1
self.responses = Queue.Queue()
self.unanswered_requests = {}
+
def poke(self):
# push a fake response so that the getting thread exits its loop
self.responses.put(None)
def queue_json_response(self, c):
- #print "<--",c
+ # uncomment to debug
+ # print "<--",c
+
msg_id = c.get('id')
error = c.get('error')
result = params[1]
params = [addr]
- self.responses.put({'method':method, 'params':params, 'result':result})
+ self.responses.put({'method':method, 'params':params, 'result':result, 'id':msg_id})
-class PollingInterface(Interface):
+
+class HttpStratumInterface(InterfaceAncestor):
""" non-persistent connection. synchronous calls"""
- def __init__(self, host, port):
- Interface.__init__(self, host, port)
+ def __init__(self, host, port, proxy=None, use_ssl=True):
+ InterfaceAncestor.__init__(self, host, port, proxy, use_ssl)
self.session_id = None
+ self.connection_msg = ('https' if self.use_ssl else 'http') + '://%s:%d'%( self.host, self.port )
def get_history(self, address):
self.send([('blockchain.address.get_history', [address] )])
- def poll(self):
- pass
- #if is_new or wallet.remote_url:
- # self.was_updated = True
- # is_new = wallet.synchronize()
- # wallet.update_tx_history()
- # wallet.save()
- # return is_new
- #else:
- # return False
-
def run(self):
self.is_connected = True
while self.is_connected:
self.poke()
-
-
-
-
-
-
-
-class HttpStratumInterface(PollingInterface):
-
def poll(self):
self.send([])
def send(self, messages):
import urllib2, json, time, cookielib
+
+ if self.proxy:
+ import socks
+ socks.setdefaultproxy(proxy_modes.index(self.proxy["mode"]), self.proxy["host"], int(self.proxy["port"]) )
+ socks.wrapmodule(urllib2)
cj = cookielib.CookieJar()
opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))
# poll with GET
data_json = None
- host = 'http://%s:%d'%( self.host, self.port )
+
headers = {'content-type': 'application/json'}
if self.session_id:
headers['cookie'] = 'SESSION=%s'%self.session_id
- req = urllib2.Request(host, data_json, headers)
+ req = urllib2.Request(self.connection_msg, data_json, headers)
response_stream = urllib2.urlopen(req)
for index, cookie in enumerate(cj):
self.session_id = cookie.value
response = response_stream.read()
+ self.bytes_received += len(response)
if response:
response = json.loads( response )
if type(response) is not type([]):
-class TcpStratumInterface(Interface):
+class TcpStratumInterface(InterfaceAncestor):
"""json-rpc over persistent TCP connection, asynchronous"""
- def __init__(self, host, port):
- Interface.__init__(self, host, port)
- self.s = socket.socket( socket.AF_INET, socket.SOCK_STREAM )
- self.s.settimeout(5*60)
- self.s.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
+ def __init__(self, host, port, proxy=None, use_ssl=True):
+ InterfaceAncestor.__init__(self, host, port, proxy, use_ssl)
+ self.init_socket()
+
+ def init_socket(self):
+ import ssl
+ global proxy_modes
+ self.connection_msg = "%s:%d"%(self.host,self.port)
+ if self.proxy is None:
+ s = socket.socket( socket.AF_INET, socket.SOCK_STREAM )
+ else:
+ self.connection_msg += " using proxy %s:%s:%s"%(self.proxy.get('mode'), self.proxy.get('host'), self.proxy.get('port'))
+ import socks
+ s = socks.socksocket()
+ s.setproxy(proxy_modes.index(self.proxy["mode"]), self.proxy["host"], int(self.proxy["port"]) )
+
+ if self.use_ssl:
+ s = ssl.wrap_socket(s, ssl_version=ssl.PROTOCOL_SSLv23)
+
+ s.settimeout(2)
+ s.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
+
try:
- self.s.connect(( self.host, self.port))
+ s.connect(( self.host.encode('ascii'), int(self.port)))
+ s.settimeout(60)
+ self.s = s
self.is_connected = True
self.send([('server.version', [ELECTRUM_VERSION])])
except:
self.is_connected = False
- print "not connected"
+ self.s = None
def run(self):
try:
self.send([('server.version', [ELECTRUM_VERSION])])
continue
out += msg
+ self.bytes_received += len(msg)
if msg == '':
self.is_connected = False
- print "disconnected."
+ print "Disconnected."
while True:
s = out.find('\n')
traceback.print_exc(file=sys.stdout)
self.is_connected = False
- print "poking"
+ print "Poking"
self.poke()
def send(self, messages):
+ """return the ids of the requests that we sent"""
out = ''
+ ids = []
for m in messages:
method, params = m
request = json.dumps( { 'id':self.message_id, 'method':method, 'params':params } )
self.unanswered_requests[self.message_id] = method, params
- #print "-->",request
+ ids.append(self.message_id)
+ # uncomment to debug
+ # print "-->",request
self.message_id += 1
out += request + '\n'
- self.s.send( out )
+ while out:
+ sent = self.s.send( out )
+ out = out[sent:]
+ return ids
def get_history(self, addr):
self.send([('blockchain.address.get_history', [addr])])
+class Interface(TcpStratumInterface, HttpStratumInterface):
+
+ def __init__(self, config = None):
+
+ if config is None:
+ from simple_config import SimpleConfig
+ config = SimpleConfig()
+
+ s = config.get('server')
+ host, port, protocol = s.split(':')
+ port = int(port)
+
+ self.protocol = protocol
+ proxy = self.parse_proxy_options(config.get('proxy'))
+ self.server = host + ':%d:%s'%(port, protocol)
+
+ #print protocol, host, port
+ if protocol in 'st':
+ TcpStratumInterface.__init__(self, host, port, proxy, use_ssl=(protocol=='s'))
+ elif protocol in 'gh':
+ HttpStratumInterface.__init__(self, host, port, proxy, use_ssl=(protocol=='g'))
+ else:
+ raise BaseException('Unknown protocol: %s'%protocol)
+
+
+ def run(self):
+ if self.protocol in 'st':
+ TcpStratumInterface.run(self)
+ else:
+ HttpStratumInterface.run(self)
+
+ def send(self, messages):
+ if self.protocol in 'st':
+ return TcpStratumInterface.send(self, messages)
+ else:
+ return HttpStratumInterface.send(self, messages)
+
+
+ def parse_proxy_options(self, s):
+ if type(s) == type({}): return s # fixme: type should be fixed
+ if type(s) != type(""): return None
+ if s.lower() == 'none': return None
+ proxy = { "mode":"socks5", "host":"localhost" }
+ args = s.split(':')
+ n = 0
+ if proxy_modes.count(args[n]) == 1:
+ proxy["mode"] = args[n]
+ n += 1
+ if len(args) > n:
+ proxy["host"] = args[n]
+ n += 1
+ if len(args) > n:
+ proxy["port"] = args[n]
+ else:
+ proxy["port"] = "8080" if proxy["mode"] == "http" else "1080"
+ return proxy
+
+
+ def set_server(self, server, proxy=None):
+ # raise an error if the format isnt correct
+ a,b,c = server.split(':')
+ b = int(b)
+ assert c in 'stgh'
+ # set the server
+ if server != self.server or proxy != self.proxy:
+ print "changing server:", server, proxy
+ self.server = server
+ self.proxy = proxy
+ self.is_connected = False # this exits the polling loop
+ self.poke()
+
+
+ def is_up_to_date(self):
+ return self.responses.empty() and not self.unanswered_requests
+
+
+ def synchronous_get(self, requests, timeout=100000000):
+ # todo: use generators, unanswered_requests should be a list of arrays...
+ ids = self.send(requests)
+ id2 = ids[:]
+ res = {}
+ while ids:
+ r = self.responses.get(True, timeout)
+ _id = r.get('id')
+ if _id in ids:
+ ids.remove(_id)
+ res[_id] = r.get('result')
+ out = []
+ for _id in id2:
+ out.append(res[_id])
+ return out
+
+
class WalletSynchronizer(threading.Thread):
- def __init__(self, wallet, loop=False):
+ def __init__(self, wallet, config, loop=False, servers_loaded_callback=None):
threading.Thread.__init__(self)
self.daemon = True
self.wallet = wallet
self.loop = loop
- self.start_interface()
+ self.config = config
+ self.init_interface()
+ self.servers_loaded_callback = servers_loaded_callback
+ def init_interface(self):
+ if self.config.get('server'):
+ self.interface = Interface(self.config)
+ else:
+ print "Using random server..."
+ self.interface = pick_random_interface()
+
+ if self.interface.is_connected:
+ print "Connected to " + self.interface.connection_msg
+ else:
+ print_error("Failed to connect " + self.interface.connection_msg)
+
+ self.wallet.interface = self.interface
def handle_response(self, r):
if r is None:
s = []
host = item[1]
ports = []
- if len(item)>2:
+ version = None
+ if len(item) > 2:
for v in item[2]:
- if re.match("[th]\d+",v):
- ports.append((v[0],v[1:]))
- if ports:
- servers.append( (host, ports) )
+ if re.match("[stgh]\d+", v):
+ ports.append((v[0], v[1:]))
+ if re.match("v(.?)+", v):
+ version = v[1:]
+ if ports and version:
+ servers.append((host, ports))
self.interface.servers = servers
+ # servers_loaded_callback is None for commands, but should
+ # NEVER be None when using the GUI.
+ if self.servers_loaded_callback is not None:
+ self.servers_loaded_callback()
elif method == 'blockchain.address.subscribe':
addr = params[0]
elif method == 'blockchain.numblocks.subscribe':
self.wallet.blocks = result
+ self.wallet.was_updated = True
elif method == 'server.version':
pass
else:
- print "unknown message:", method, params, result
+ print_error("Error: Unknown message:" + method + ", " + params + ", " + result)
def start_interface(self):
- try:
- host, port, protocol = self.wallet.server.split(':')
- port = int(port)
- except:
- self.wallet.pick_random_server()
- host, port, protocol = self.wallet.server.split(':')
- port = int(port)
-
- #print protocol, host, port
- if protocol == 't':
- InterfaceClass = TcpStratumInterface
- elif protocol == 'h':
- InterfaceClass = HttpStratumInterface
- else:
- print "unknown protocol"
- InterfaceClass = TcpStratumInterface
-
- self.interface = InterfaceClass(host, port)
self.interface.start()
- self.wallet.interface = self.interface
-
if self.interface.is_connected:
self.wallet.start_session(self.interface)
def run(self):
import socket, time
+ self.start_interface()
while True:
while self.interface.is_connected:
new_addresses = self.wallet.synchronize()
if new_addresses:
self.interface.subscribe(new_addresses)
- if self.wallet.is_up_to_date():
+ if self.interface.is_up_to_date():
if not self.wallet.up_to_date:
self.wallet.up_to_date = True
self.wallet.was_updated = True
self.wallet.was_updated = True
if self.wallet.was_updated:
- self.wallet.gui_callback()
+ self.wallet.trigger_callbacks()
self.wallet.was_updated = False
response = self.interface.responses.get()
self.handle_response(response)
- print "disconnected, gui callback"
- self.wallet.gui_callback()
+ self.wallet.trigger_callbacks()
if self.loop:
time.sleep(5)
+ # Server has been changed. Copy callback for new interface.
+ self.proxy = self.interface.proxy
+ self.init_interface()
self.start_interface()
continue
else:
break
-
-