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+#!/usr/bin/python
+
+# Copyright (C) 2003-2005 Robey Pointer <robey@lag.net>
+#
+# This file is part of paramiko.
+#
+# Paramiko is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free
+# Software Foundation; either version 2.1 of the License, or (at your option)
+# any later version.
+#
+# Paramiko is distrubuted in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with Paramiko; if not, write to the Free Software Foundation, Inc.,
+# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+
+import sys, os, socket, threading, traceback, base64
+import paramiko
+
+# setup logging
+paramiko.util.log_to_file('demo_server.log')
+
+#host_key = paramiko.RSAKey(filename='tests/test_rsa.key')
+host_key = paramiko.DSSKey(filename='tests/test_dss.key')
+
+print 'Read key: ' + paramiko.util.hexify(host_key.get_fingerprint())
+
+
+class Server (paramiko.ServerInterface):
+ # 'data' is the output of base64.encodestring(str(key))
+ data = 'AAAAB3NzaC1yc2EAAAABIwAAAIEAyO4it3fHlmGZWJaGrfeHOVY7RWO3P9M7hpfAu7jJ2d7eothvfeuoRFtJwhUmZDluRdFyhFY/hFAh76PJKGAusIqIQKlkJxMCKDqIexkgHAfID/6mqvmnSJf0b5W8v5h2pI/stOSwTQ+pxVhwJ9ctYDhRSlF0iTUWT10hcuO4Ks8='
+ good_pub_key = paramiko.RSAKey(data=base64.decodestring(data))
+
+ def __init__(self):
+ self.event = threading.Event()
+
+ def check_channel_request(self, kind, chanid):
+ if kind == 'session':
+ return paramiko.OPEN_SUCCEEDED
+ return paramiko.OPEN_FAILED_ADMINISTRATIVELY_PROHIBITED
+
+ def check_auth_password(self, username, password):
+ if (username == 'robey') and (password == 'foo'):
+ return paramiko.AUTH_SUCCESSFUL
+ return paramiko.AUTH_FAILED
+
+ def check_auth_publickey(self, username, key):
+ print 'Auth attempt with key: ' + paramiko.util.hexify(key.get_fingerprint())
+ if (username == 'robey') and (key == self.good_pub_key):
+ return paramiko.AUTH_SUCCESSFUL
+ return paramiko.AUTH_FAILED
+
+ def get_allowed_auths(self, username):
+ return 'password,publickey'
+
+ def check_channel_shell_request(self, channel):
+ self.event.set()
+ return True
+
+ def check_channel_pty_request(self, channel, term, width, height, pixelwidth,
+ pixelheight, modes):
+ return True
+
+
+# now connect
+try:
+ sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+ sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+ sock.bind(('', 2200))
+except Exception, e:
+ print '*** Bind failed: ' + str(e)
+ traceback.print_exc()
+ sys.exit(1)
+
+try:
+ sock.listen(100)
+ print 'Listening for connection ...'
+ client, addr = sock.accept()
+except Exception, e:
+ print '*** Listen/accept failed: ' + str(e)
+ traceback.print_exc()
+ sys.exit(1)
+
+print 'Got a connection!'
+
+try:
+ event = threading.Event()
+ t = paramiko.Transport(client)
+ try:
+ t.load_server_moduli()
+ except:
+ print '(Failed to load moduli -- gex will be unsupported.)'
+ raise
+ t.add_server_key(host_key)
+ server = Server()
+ t.start_server(event, server)
+ while 1:
+ event.wait(0.1)
+ if not t.is_active():
+ print '*** SSH negotiation failed.'
+ sys.exit(1)
+ if event.isSet():
+ break
+ # print repr(t)
+
+ # wait for auth
+ chan = t.accept(20)
+ if chan is None:
+ print '*** No channel.'
+ sys.exit(1)
+ print 'Authenticated!'
+ server.event.wait(10)
+ if not server.event.isSet():
+ print '*** Client never asked for a shell.'
+ sys.exit(1)
+
+ chan.send('\r\n\r\nWelcome to my dorky little BBS!\r\n\r\n')
+ chan.send('We are on fire all the time! Hooray! Candy corn for everyone!\r\n')
+ chan.send('Happy birthday to Robot Dave!\r\n\r\n')
+ chan.send('Username: ')
+ f = chan.makefile('rU')
+ username = f.readline().strip('\r\n')
+ chan.send('\r\nI don\'t like you, ' + username + '.\r\n')
+ chan.close()
+
+except Exception, e:
+ print '*** Caught exception: ' + str(e.__class__) + ': ' + str(e)
+ traceback.print_exc()
+ try:
+ t.close()
+ except:
+ pass
+ sys.exit(1)
+