Merge branch 'master' of github.com:spesmilo/electrum-server
[electrum-server.git] / server.py
index 9b04e06..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, sys, traceback
 import ConfigParser
+import logging
+import socket
+import sys
+import time
+import threading
+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:
@@ -25,22 +38,35 @@ def attempt_read_config(config, filename):
     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', 'native_port', '50000')
+    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.add_section('database')
-    config.set('database', 'type', 'psycopg2')
-    config.set('database', 'database', 'abe')
-    config.set('server', 'backend', 'abe')
+    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'
@@ -48,63 +74,92 @@ def create_config():
 
     try:
         with open('/etc/electrum.banner', 'r') as f:
-            config.set('server','banner', f.read())
+            config.set('server', 'banner', f.read())
     except IOError:
         pass
 
     return config
 
+
 def run_rpc_command(command, stratum_tcp_port):
-    import socket, json
-    s = socket.socket( socket.AF_INET, socket.SOCK_STREAM )
-    s.connect(( host, int(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
-    request = json.dumps( { 'id':0, 'method':method, 'params':[password] } )
+    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 = s.recv(1024)
+    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 == 'stop': print r
-    elif command == 'info': 
+
+    if command == 'info':
+        now = time.time()
+        print 'type           address         sub  version  time'
         for item in r:
-            print '%15s   %3s  %7s'%( item.get('address'), item.get('subscriptions'), item.get('version') )
+            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__':
     config = create_config()
     password = config.get('server', 'password')
     host = config.get('server', 'host')
-    native_port = config.get('server', 'native_port')
     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)
 
-    from processor import Dispatcher
-    from transports.stratum_http import HttpServer
-    from transports.stratum_tcp import TcpServer
-    from transports.native import NativeServer
-
+    from processor import Dispatcher, print_log
     from backends.irc import ServerProcessor
+
     backend_name = config.get('server', 'backend')
-    if backend_name == "libbitcoin":
-        # NativeServer cannot be used with libbitcoin
-        native_port = None
-        config.set('server', 'native_port', '')
-    try:
-        backend = __import__("backends." + backend_name,
-                             fromlist=["BlockchainProcessor"])
-    except ImportError:
-        sys.stderr.write("Unknown backend '%s' specified\n" % backend_name)
-        raise
+    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()
+    dispatcher = Dispatcher(config)
     shared = dispatcher.shared
 
     # Create and register processors
-    chain_proc = backend.BlockchainProcessor(config)
+    chain_proc = BlockchainProcessor(config, shared)
     dispatcher.register('blockchain', chain_proc)
 
     server_proc = ServerProcessor(config)
@@ -112,25 +167,33 @@ if __name__ == '__main__':
 
     transports = []
     # Create various transports we need
-    if native_port:
-        server_banner = config.get('server','banner')
-        native_server = NativeServer(shared, chain_proc, server_proc,
-                                     server_banner, host, int(native_port))
-        transports.append(native_server)
-
     if stratum_tcp_port:
-        tcp_server = TcpServer(dispatcher, host, int(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:
-        http_server = HttpServer(dispatcher, host, int(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")