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don't exit sftpserver if fail to read SSH protocol banner #11

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28 changes: 15 additions & 13 deletions src/sftpserver/__init__.py
Original file line number Diff line number Diff line change
Expand Up @@ -49,19 +49,21 @@ def start_server(host, port, keyfile, level):

while True:
conn, addr = server_socket.accept()

host_key = paramiko.RSAKey.from_private_key_file(keyfile)
transport = paramiko.Transport(conn)
transport.add_server_key(host_key)
transport.set_subsystem_handler(
'sftp', paramiko.SFTPServer, StubSFTPServer)

server = StubServer()
transport.start_server(server=server)

channel = transport.accept()
while transport.is_active():
time.sleep(1)
try:
host_key = paramiko.RSAKey.from_private_key_file(keyfile)
transport = paramiko.Transport(conn)
transport.add_server_key(host_key)
transport.set_subsystem_handler(
'sftp', paramiko.SFTPServer, StubSFTPServer)

server = StubServer()
transport.start_server(server=server)

channel = transport.accept()
while transport.is_active():
time.sleep(1)
except Exception as ex:
print ex


def main():
Expand Down