# License along with this program. If not, see
# <http://www.gnu.org/licenses/agpl.html>.
-"""
-Todo:
- * server should check and return bitcoind status..
- * improve txpoint sorting
- * command to check cache
-
- mempool transactions do not need to be added to the database; it slows it down
-"""
-
-import abe_backend
-
-
-
-
-import time, json, socket, operator, thread, ast, sys, re, traceback
import ConfigParser
-from json import dumps, loads
-import urllib
-
-
-config = ConfigParser.ConfigParser()
-# set some defaults, which will be overwritten by the config file
-config.add_section('server')
-config.set('server','banner', 'Welcome to Electrum!')
-config.set('server', 'host', 'localhost')
-config.set('server', 'port', '50000')
-config.set('server', 'password', '')
-config.set('server', 'irc', 'yes')
-config.set('server', 'ircname', 'Electrum server')
-config.add_section('database')
-config.set('database', 'type', 'psycopg2')
-config.set('database', 'database', 'abe')
-
-try:
- f = open('/etc/electrum.conf','r')
- config.readfp(f)
- f.close()
-except:
- print "Could not read electrum.conf. I will use the default values."
-
-try:
- f = open('/etc/electrum.banner','r')
- config.set('server','banner', f.read())
- f.close()
-except:
- pass
-
-
-password = config.get('server','password')
-
-stopping = False
-block_number = -1
-sessions = {}
-sessions_sub_numblocks = {} # sessions that have subscribed to the service
-
-m_sessions = [{}] # served by http
-
-peer_list = {}
-
-wallets = {} # for ultra-light clients such as bccapi
-
-from Queue import Queue
-input_queue = Queue()
-output_queue = Queue()
-
-
-
-
-def random_string(N):
- import random, string
- return ''.join(random.choice(string.ascii_uppercase + string.digits) for x in range(N))
-
-
-
-def cmd_stop(_,__,pw):
- global stopping
- if password == pw:
- stopping = True
- return 'ok'
- else:
- return 'wrong password'
-
-def cmd_load(_,__,pw):
- if password == pw:
- return repr( len(sessions) )
- else:
- return 'wrong password'
-
-
+import logging
+import socket
+import sys
+import time
+import threading
+import traceback
+import json
+logging.basicConfig()
-def modified_addresses(a_session):
- #t1 = time.time()
- import copy
- session = copy.deepcopy(a_session)
- addresses = session['addresses']
- session['last_time'] = time.time()
- ret = {}
- k = 0
- for addr in addresses:
- status = store.get_status( addr )
- msg_id, last_status = addresses.get( addr )
- if last_status != status:
- addresses[addr] = msg_id, status
- ret[addr] = status
+if sys.maxsize <= 2**32:
+ print "Warning: it looks like you are using a 32bit system. You may experience crashes caused by mmap"
- #t2 = time.time() - t1
- #if t2 > 10: print "high load:", session_id, "%d/%d"%(k,len(addresses)), t2
- return ret, addresses
-
-def poll_session(session_id):
- # native
- session = sessions.get(session_id)
- if session is None:
- print time.asctime(), "session not found", session_id
- return -1, {}
- else:
- sessions[session_id]['last_time'] = time.time()
- ret, addresses = modified_addresses(session)
- if ret: sessions[session_id]['addresses'] = addresses
- return repr( (block_number,ret))
-
-
-def poll_session_json(session_id, message_id):
- session = m_sessions[0].get(session_id)
- if session is None:
- raise BaseException("session not found %s"%session_id)
- else:
- m_sessions[0][session_id]['last_time'] = time.time()
- out = []
- ret, addresses = modified_addresses(session)
- if ret:
- m_sessions[0][session_id]['addresses'] = addresses
- for addr in ret:
- msg_id, status = addresses[addr]
- out.append( { 'id':msg_id, 'result':status } )
-
- msg_id, last_nb = session.get('numblocks')
- if last_nb:
- if last_nb != block_number:
- m_sessions[0][session_id]['numblocks'] = msg_id, block_number
- out.append( {'id':msg_id, 'result':block_number} )
-
- return out
-
-
-def do_update_address(addr):
- # an address was involved in a transaction; we check if it was subscribed to in a session
- # the address can be subscribed in several sessions; the cache should ensure that we don't do redundant requests
-
- for session_id in sessions.keys():
- session = sessions[session_id]
- if session.get('type') != 'persistent': continue
- addresses = session['addresses'].keys()
-
- if addr in addresses:
- status = store.get_status( addr )
- message_id, last_status = session['addresses'][addr]
- if last_status != status:
- #print "sending new status for %s:"%addr, status
- send_status(session_id,message_id,addr,status)
- sessions[session_id]['addresses'][addr] = (message_id,status)
-
-
-
-def send_numblocks(session_id):
- message_id = sessions_sub_numblocks[session_id]
- out = json.dumps( {'id':message_id, 'result':block_number} )
- output_queue.put((session_id, out))
-
-def send_status(session_id, message_id, address, status):
- out = json.dumps( { 'id':message_id, 'result':status } )
- output_queue.put((session_id, out))
-
-def address_get_history_json(_,message_id,address):
- return store.get_history(address)
-
-def subscribe_to_numblocks(session_id, message_id):
- sessions_sub_numblocks[session_id] = message_id
- send_numblocks(session_id)
-
-def subscribe_to_numblocks_json(session_id, message_id):
- global m_sessions
- m_sessions[0][session_id]['numblocks'] = message_id,block_number
- return block_number
-
-def subscribe_to_address(session_id, message_id, address):
- status = store.get_status(address)
- sessions[session_id]['addresses'][address] = (message_id, status)
- sessions[session_id]['last_time'] = time.time()
- send_status(session_id, message_id, address, status)
-
-def add_address_to_session_json(session_id, message_id, address):
- global m_sessions
- sessions = m_sessions[0]
- status = store.get_status(address)
- sessions[session_id]['addresses'][address] = (message_id, status)
- sessions[session_id]['last_time'] = time.time()
- m_sessions[0] = sessions
- return status
-
-def add_address_to_session(session_id, address):
- status = store.get_status(address)
- sessions[session_id]['addresses'][address] = ("", status)
- sessions[session_id]['last_time'] = time.time()
- return status
-
-def new_session(version, addresses):
- session_id = random_string(10)
- sessions[session_id] = { 'addresses':{}, 'version':version }
- for a in addresses:
- sessions[session_id]['addresses'][a] = ('','')
- out = repr( (session_id, config.get('server','banner').replace('\\n','\n') ) )
- sessions[session_id]['last_time'] = time.time()
- return out
-
-
-def client_version_json(session_id, _, version):
- global m_sessions
- sessions = m_sessions[0]
- sessions[session_id]['version'] = version
- m_sessions[0] = sessions
-
-def create_session_json(_, __):
- sessions = m_sessions[0]
- session_id = random_string(10)
- print "creating session", session_id
- sessions[session_id] = { 'addresses':{}, 'numblocks':('','') }
- sessions[session_id]['last_time'] = time.time()
- m_sessions[0] = sessions
- return session_id
-
-
-
-def get_banner(_,__):
- return config.get('server','banner').replace('\\n','\n')
-
-def update_session(session_id,addresses):
- """deprecated in 0.42"""
- sessions[session_id]['addresses'] = {}
- for a in addresses:
- sessions[session_id]['addresses'][a] = ''
- sessions[session_id]['last_time'] = time.time()
- return 'ok'
-
-def native_server_thread():
- s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
- s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
- s.bind((config.get('server','host'), config.getint('server','port')))
- s.listen(1)
- while not stopping:
- conn, addr = s.accept()
- try:
- thread.start_new_thread(native_client_thread, (addr, conn,))
- except:
- # can't start new thread if there is no memory..
- traceback.print_exc(file=sys.stdout)
-
-
-def native_client_thread(ipaddr,conn):
- #print "client thread", ipaddr
+def attempt_read_config(config, filename):
try:
- ipaddr = ipaddr[0]
- msg = ''
- while 1:
- d = conn.recv(1024)
- msg += d
- if not d:
- break
- if '#' in msg:
- msg = msg.split('#', 1)[0]
- break
- try:
- cmd, data = ast.literal_eval(msg)
- except:
- print "syntax error", repr(msg), ipaddr
- conn.close()
- return
-
- out = do_command(cmd, data, ipaddr)
- if out:
- #print ipaddr, cmd, len(out)
- try:
- conn.send(out)
- except:
- print "error, could not send"
-
- finally:
- conn.close()
-
-
-def timestr():
- return time.strftime("[%d/%m/%Y-%H:%M:%S]")
-
-# used by the native handler
-def do_command(cmd, data, ipaddr):
-
- if cmd=='b':
- out = "%d"%block_number
+ with open(filename, 'r') as f:
+ config.readfp(f)
+ except IOError:
+ pass
+
+
+def create_config():
+ config = ConfigParser.ConfigParser()
+ # set some defaults, which will be overwritten by the config file
+ config.add_section('server')
+ config.set('server', 'banner', 'Welcome to Electrum!')
+ config.set('server', 'host', 'localhost')
+ config.set('server', 'report_host', '')
+ config.set('server', 'stratum_tcp_port', '50001')
+ config.set('server', 'stratum_http_port', '8081')
+ config.set('server', 'stratum_tcp_ssl_port', '')
+ config.set('server', 'stratum_http_ssl_port', '')
+ config.set('server', 'report_stratum_tcp_port', '')
+ config.set('server', 'report_stratum_http_port', '')
+ config.set('server', 'report_stratum_tcp_ssl_port', '')
+ config.set('server', 'report_stratum_http_ssl_port', '')
+ config.set('server', 'ssl_certfile', '')
+ config.set('server', 'ssl_keyfile', '')
+ config.set('server', 'password', '')
+ config.set('server', 'irc', 'yes')
+ config.set('server', 'irc_nick', '')
+ config.set('server', 'coin', '')
+ config.set('server', 'datadir', '')
+
+ # use leveldb as default
+ config.set('server', 'backend', 'leveldb')
+ config.add_section('leveldb')
+ config.set('leveldb', 'path', '/dev/shm/electrum_db')
+ config.set('leveldb', 'pruning_limit', '100')
+
+ for path in ('/etc/', ''):
+ filename = path + 'electrum.conf'
+ attempt_read_config(config, filename)
- elif cmd in ['session','new_session']:
- try:
- if cmd == 'session':
- addresses = ast.literal_eval(data)
- version = "old"
- else:
- version, addresses = ast.literal_eval(data)
- if version[0]=="0": version = "v" + version
- except:
- print "error", data
- return None
- print timestr(), "new session", ipaddr, addresses[0] if addresses else addresses, len(addresses), version
- out = new_session(version, addresses)
-
- elif cmd=='address.subscribe':
- try:
- session_id, addr = ast.literal_eval(data)
- except:
- traceback.print_exc(file=sys.stdout)
- print data
- return None
- out = add_address_to_session(session_id,addr)
-
- elif cmd=='update_session':
- try:
- session_id, addresses = ast.literal_eval(data)
- except:
- traceback.print_exc(file=sys.stdout)
- return None
- print timestr(), "update session", ipaddr, addresses[0] if addresses else addresses, len(addresses)
- out = update_session(session_id,addresses)
-
- elif cmd=='poll':
- out = poll_session(data)
-
- elif cmd == 'h':
- # history
- address = data
- out = repr( store.get_history( address ) )
-
- elif cmd == 'load':
- out = cmd_load(None,None,data)
-
- elif cmd =='tx':
- out = store.send_tx(data)
- print timestr(), "sent tx:", ipaddr, out
-
- elif cmd == 'stop':
- out = cmd_stop(data)
-
- elif cmd == 'peers':
- out = repr(peer_list.values())
-
- else:
- out = None
-
- return out
-
-
-
-####################################################################
-
-def tcp_server_thread():
- thread.start_new_thread(process_input_queue, ())
- thread.start_new_thread(process_output_queue, ())
-
- s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
- s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
- s.bind((config.get('server','host'), 50001))
- s.listen(1)
- while not stopping:
- conn, addr = s.accept()
- try:
- thread.start_new_thread(tcp_client_thread, (addr, conn,))
- except:
- # can't start new thread if there is no memory..
- traceback.print_exc(file=sys.stdout)
-
-
-def close_session(session_id):
- #print "lost connection", session_id
- sessions.pop(session_id)
- if session_id in sessions_sub_numblocks:
- sessions_sub_numblocks.pop(session_id)
-
-
-# one thread per client. put requests in a queue.
-def tcp_client_thread(ipaddr,conn):
- """ use a persistent connection. put commands in a queue."""
+ try:
+ with open('/etc/electrum.banner', 'r') as f:
+ config.set('server', 'banner', f.read())
+ except IOError:
+ pass
- print timestr(), "TCP session", ipaddr
- global sessions
+ return config
- session_id = random_string(10)
- sessions[session_id] = { 'conn':conn, 'addresses':{}, 'version':'unknown', 'type':'persistent' }
- ipaddr = ipaddr[0]
+def run_rpc_command(command, stratum_tcp_port):
+ try:
+ s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+ s.connect((host, int(stratum_tcp_port)))
+ except:
+ print "cannot connect to server."
+ return
+
+ method = 'server.' + command
+ params = [password]
+ if len(sys.argv) > 2:
+ params.append(sys.argv[2])
+
+ request = json.dumps({'id': 0, 'method': method, 'params': params})
+ s.send(request + '\n')
msg = ''
-
- while not stopping:
- try:
- d = conn.recv(1024)
- except socket.error:
- d = ''
- if not d:
- close_session(session_id)
+ while True:
+ o = s.recv(1024)
+ if not o: break
+ msg += o
+ if msg.find('\n') != -1:
break
-
- msg += d
- while True:
- s = msg.find('\n')
- if s ==-1:
- break
- else:
- c = msg[0:s].strip()
- msg = msg[s+1:]
- if c == 'quit':
- conn.close()
- close_session(session_id)
- return
- try:
- c = json.loads(c)
- except:
- print "json error", repr(c)
- continue
- try:
- message_id = c.get('id')
- method = c.get('method')
- params = c.get('params')
- except:
- print "syntax error", repr(c), ipaddr
- continue
-
- # add to queue
- input_queue.put((session_id, message_id, method, params))
-
-
-
-# read commands from the input queue. perform requests, etc. this should be called from the main thread.
-def process_input_queue():
- while not stopping:
- session_id, message_id, method, data = input_queue.get()
- if session_id not in sessions.keys():
- continue
- out = None
- if method == 'address.subscribe':
- address = data[0]
- subscribe_to_address(session_id,message_id,address)
- elif method == 'numblocks.subscribe':
- subscribe_to_numblocks(session_id,message_id)
- elif method == 'client.version':
- sessions[session_id]['version'] = data[0]
- elif method == 'server.banner':
- out = { 'result':config.get('server','banner').replace('\\n','\n') }
- elif method == 'server.peers':
- out = { 'result':peer_list.values() }
- elif method == 'address.get_history':
- address = data[0]
- out = { 'result':store.get_history( address ) }
- elif method == 'transaction.broadcast':
- txo = store.send_tx(data[0])
- print "sent tx:", txo
- out = {'result':txo }
- else:
- print "unknown command", method
- if out:
- out['id'] = message_id
- out = json.dumps( out )
- output_queue.put((session_id, out))
-
-# this is a separate thread
-def process_output_queue():
- while not stopping:
- session_id, out = output_queue.get()
- session = sessions.get(session_id)
- if session:
- try:
- conn = session.get('conn')
- conn.send(out+'\n')
- except:
- close_session(session_id)
-
-
-
-
-####################################################################
-
-
-
-
-def clean_session_thread():
- while not stopping:
- time.sleep(30)
- t = time.time()
- for k,s in sessions.items():
- if s.get('type') == 'persistent': continue
- t0 = s['last_time']
- if t - t0 > 5*60:
- sessions.pop(k)
- print "lost session", k
-
-
-def irc_thread():
- global peer_list
- NICK = 'E_'+random_string(10)
- while not stopping:
- try:
- s = socket.socket()
- s.connect(('irc.freenode.net', 6667))
- s.send('USER electrum 0 * :'+config.get('server','host')+' '+config.get('server','ircname')+'\n')
- s.send('NICK '+NICK+'\n')
- s.send('JOIN #electrum\n')
- sf = s.makefile('r', 0)
- t = 0
- while not stopping:
- line = sf.readline()
- line = line.rstrip('\r\n')
- line = line.split()
- if line[0]=='PING':
- s.send('PONG '+line[1]+'\n')
- elif '353' in line: # answer to /names
- k = line.index('353')
- for item in line[k+1:]:
- if item[0:2] == 'E_':
- s.send('WHO %s\n'%item)
- elif '352' in line: # answer to /who
- # warning: this is a horrible hack which apparently works
- k = line.index('352')
- ip = line[k+4]
- ip = socket.gethostbyname(ip)
- name = line[k+6]
- host = line[k+9]
- peer_list[name] = (ip,host)
- if time.time() - t > 5*60:
- s.send('NAMES #electrum\n')
- t = time.time()
- peer_list = {}
- except:
- traceback.print_exc(file=sys.stdout)
- finally:
- sf.close()
- s.close()
-
-
-def get_peers_json(_,__):
- return peer_list.values()
-
-def http_server_thread():
- # see http://code.google.com/p/jsonrpclib/
- from SocketServer import ThreadingMixIn
- from StratumJSONRPCServer import StratumJSONRPCServer
- class StratumThreadedJSONRPCServer(ThreadingMixIn, StratumJSONRPCServer): pass
- server = StratumThreadedJSONRPCServer(( config.get('server','host'), 8081))
- server.register_function(get_peers_json, 'server.peers')
- server.register_function(cmd_stop, 'stop')
- server.register_function(cmd_load, 'load')
- server.register_function(get_banner, 'server.banner')
- server.register_function(lambda a,b,c: store.send_tx(c), 'transaction.broadcast')
- server.register_function(address_get_history_json, 'address.get_history')
- server.register_function(add_address_to_session_json, 'address.subscribe')
- server.register_function(subscribe_to_numblocks_json, 'numblocks.subscribe')
- server.register_function(client_version_json, 'client.version')
- server.register_function(create_session_json, 'session.create') # internal message (not part of protocol)
- server.register_function(poll_session_json, 'session.poll') # internal message (not part of protocol)
- server.serve_forever()
+ s.close()
+ r = json.loads(msg).get('result')
+
+ if command == 'info':
+ now = time.time()
+ print 'type address sub version time'
+ for item in r:
+ print '%4s %21s %3s %7s %.2f' % (item.get('name'),
+ item.get('address'),
+ item.get('subscriptions'),
+ item.get('version'),
+ (now - item.get('time')),
+ )
+ else:
+ print r
if __name__ == '__main__':
-
- if len(sys.argv)>1:
- import jsonrpclib
- server = jsonrpclib.Server('http://%s:8081'%config.get('server','host'))
- cmd = sys.argv[1]
- if cmd == 'load':
- out = server.load(password)
- elif cmd == 'peers':
- out = server.server.peers()
- elif cmd == 'stop':
- out = server.stop(password)
- elif cmd == 'clear_cache':
- out = server.clear_cache(password)
- elif cmd == 'get_cache':
- out = server.get_cache(password,sys.argv[2])
- elif cmd == 'h':
- out = server.address.get_history(sys.argv[2])
- elif cmd == 'tx':
- out = server.transaction.broadcast(sys.argv[2])
- elif cmd == 'b':
- out = server.numblocks.subscribe()
- else:
- out = "Unknown command: '%s'" % cmd
- print out
+ config = create_config()
+ password = config.get('server', 'password')
+ host = config.get('server', 'host')
+ stratum_tcp_port = config.get('server', 'stratum_tcp_port')
+ stratum_http_port = config.get('server', 'stratum_http_port')
+ stratum_tcp_ssl_port = config.get('server', 'stratum_tcp_ssl_port')
+ stratum_http_ssl_port = config.get('server', 'stratum_http_ssl_port')
+ ssl_certfile = config.get('server', 'ssl_certfile')
+ ssl_keyfile = config.get('server', 'ssl_keyfile')
+
+ if stratum_tcp_ssl_port or stratum_http_ssl_port:
+ assert ssl_certfile and ssl_keyfile
+
+ if len(sys.argv) > 1:
+ run_rpc_command(sys.argv[1], stratum_tcp_port)
sys.exit(0)
- # backend
- store = abe_backend.AbeStore(config)
-
- # supported protocols
- thread.start_new_thread(native_server_thread, ())
- thread.start_new_thread(tcp_server_thread, ())
- thread.start_new_thread(http_server_thread, ())
- thread.start_new_thread(clean_session_thread, ())
-
- if (config.get('server','irc') == 'yes' ):
- thread.start_new_thread(irc_thread, ())
-
- print "starting Electrum server"
+ from processor import Dispatcher, print_log
+ from backends.irc import ServerProcessor
- old_block_number = None
- while not stopping:
- block_number = store.main_iteration()
-
- if block_number != old_block_number:
- old_block_number = block_number
- for session_id in sessions_sub_numblocks.keys():
- send_numblocks(session_id)
- while True:
- try:
- addr = store.address_queue.get(False)
- except:
- break
- do_update_address(addr)
-
- time.sleep(10)
- print "server stopped"
+ backend_name = config.get('server', 'backend')
+ if backend_name == 'libbitcoin':
+ from backends.libbitcoin import BlockchainProcessor
+ elif backend_name == 'leveldb':
+ from backends.bitcoind import BlockchainProcessor
+ else:
+ print "Unknown backend '%s' specified\n" % backend_name
+ sys.exit(1)
+
+ for i in xrange(5):
+ print ""
+ print_log("Starting Electrum server on", host)
+
+ # Create hub
+ dispatcher = Dispatcher(config)
+ shared = dispatcher.shared
+
+ # Create and register processors
+ chain_proc = BlockchainProcessor(config, shared)
+ dispatcher.register('blockchain', chain_proc)
+
+ server_proc = ServerProcessor(config)
+ dispatcher.register('server', server_proc)
+
+ transports = []
+ # Create various transports we need
+ if stratum_tcp_port:
+ from transports.stratum_tcp import TcpServer
+ tcp_server = TcpServer(dispatcher, host, int(stratum_tcp_port), False, None, None)
+ transports.append(tcp_server)
+
+ if stratum_tcp_ssl_port:
+ from transports.stratum_tcp import TcpServer
+ tcp_server = TcpServer(dispatcher, host, int(stratum_tcp_ssl_port), True, ssl_certfile, ssl_keyfile)
+ transports.append(tcp_server)
+
+ if stratum_http_port:
+ from transports.stratum_http import HttpServer
+ http_server = HttpServer(dispatcher, host, int(stratum_http_port), False, None, None)
+ transports.append(http_server)
+
+ if stratum_http_ssl_port:
+ from transports.stratum_http import HttpServer
+ http_server = HttpServer(dispatcher, host, int(stratum_http_ssl_port), True, ssl_certfile, ssl_keyfile)
+ transports.append(http_server)
+
+ for server in transports:
+ server.start()
+
+ while not shared.stopped():
+ try:
+ time.sleep(1)
+ except:
+ shared.stop()
+ print_log("Electrum Server stopped")
git://git.novaco.in / electrum-server.git / blobdiff