Merge branch 'master' of github.com:spesmilo/electrum-server
[electrum-server.git] / server.py
index 97a9773..d41bcf3 100755 (executable)
--- a/server.py
+++ b/server.py
 # License along with this program.  If not, see
 # <http://www.gnu.org/licenses/agpl.html>.
 
-import time, json, socket, operator, thread, ast, sys, re, traceback
 import ConfigParser
-from json import dumps, loads
-import urllib
+import logging
+import socket
+import sys
+import time
 import threading
-
-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')
-
-
-from processor import Shared, Processor, Dispatcher
-from stratum_http import HttpServer
-from stratum import TcpServer
-from native import NativeServer
-
-
-import irc 
-import abe_backend 
-from processor import Processor
-
-
-
-
+import traceback
+
+import json
+
+logging.basicConfig()
+
+if sys.maxsize <= 2**32:
+    print "Warning: it looks like you are using a 32bit system. You may experience crashes caused by mmap"
+
+
+def attempt_read_config(config, filename):
+    try:
+        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)
+
+    try:
+        with open('/etc/electrum.banner', 'r') as f:
+            config.set('server', 'banner', f.read())
+    except IOError:
+        pass
+
+    return config
+
+
+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 True:
+        o = s.recv(1024)
+        if not o: break
+        msg += o
+        if msg.find('\n') != -1:
+            break
+    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 == 'stop':
-            out = server.stop(password)
-        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)
 
-    processor = Processor()
-    shared = Shared()
-    # Bind shared to processor since constructor is user defined
-    processor.shared = shared
-    processor.start()
+    from processor import Dispatcher, print_log
+    from backends.irc import ServerProcessor
+
+    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)
 
-    abe = abe_backend.AbeBackend(config, processor)
-    processor.register('blockchain', abe.process)
+    for i in xrange(5):
+        print ""
+    print_log("Starting Electrum server on", host)
 
-    sb = irc.ServerBackend(config, processor)
-    processor.register('server', sb.process)
+    # Create hub
+    dispatcher = Dispatcher(config)
+    shared = dispatcher.shared
 
-    # dispatcher
-    dispatcher = Dispatcher(shared, processor)
-    dispatcher.start()
+    # 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
-    host = config.get('server','host')
-    transports = [ NativeServer(shared, abe.store, sb.irc, config.get('server','banner'), host, 50000),
-                   TcpServer(shared, processor, host, 50001),
-                   HttpServer(shared, processor, host, 8081),
-                   ]
+    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()
 
-    print "starting Electrum server on", host
     while not shared.stopped():
-        time.sleep(1)
-    print "server stopped"
+        try:
+            time.sleep(1)
+        except:
+            shared.stop()
 
+    print_log("Electrum Server stopped")