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Tiny Python Syslog Server
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#!/usr/bin/env python | |
## Tiny Syslog Server in Python. | |
## | |
## This is a tiny syslog server that is able to receive UDP based syslog | |
## entries on a specified port and save them to a file. | |
## That's it... it does nothing else... | |
## There are a few configuration parameters. | |
LOG_FILE = 'yourlogfile.log' | |
HOST = '0.0.0.0' | |
TCP_PORT = 514 | |
UDP_PORT = 1514 | |
# | |
# NO USER SERVICEABLE PARTS BELOW HERE... | |
# | |
import logging | |
import time | |
import threading | |
import SocketServer | |
listening = False | |
logging.basicConfig(level=logging.INFO, format='%(message)s', datefmt='', filename=LOG_FILE, filemode='a') | |
class SyslogUDPHandler(SocketServer.BaseRequestHandler): | |
def handle(self): | |
# data = bytes.decode(self.request[0].strip()) | |
data = self.request[0].strip() | |
# socket = self.request[1] | |
print( "%s : " % self.client_address[0], str(data)) | |
logging.info(str(data)) | |
class SyslogTCPHandler(SocketServer.BaseRequestHandler): | |
End = '\n' | |
def join_data(self, total_data): | |
final_data = ''.join(total_data) | |
for data in final_data.split(self.End): | |
print( "%s : " % self.client_address[0], str(data)) | |
logging.info(str(data)) | |
def handle(self): | |
total_data = [] | |
while listening: | |
data = self.request.recv(8192).strip() | |
if not data: break | |
if self.End in data: | |
split_index = data.rfind(self.End) | |
total_data.append(data[:split_index]) | |
self.join_data(total_data) | |
del total_data[:] | |
total_data.append(data[split_index + 1:]) | |
else: | |
total_data.append(data) | |
if len(total_data) > 0: | |
self.join_data(total_data) | |
# logging.info(str(data)) | |
if __name__ == "__main__": | |
listening = True | |
try: | |
# UDP server | |
udpServer = SocketServer.UDPServer((HOST, UDP_PORT), SyslogUDPHandler) | |
udpThread = threading.Thread(target=udpServer.serve_forever) | |
udpThread.daemon = True | |
udpThread.start() | |
# udpServer.serve_forever(poll_interval=0.5) | |
# TCP server | |
tcpServer = SocketServer.TCPServer((HOST, TCP_PORT), SyslogTCPHandler) | |
tcpThread = threading.Thread(target=tcpServer.serve_forever) | |
tcpThread.daemon = True | |
tcpThread.start() | |
while True: | |
time.sleep(1) | |
# tcpServer.serve_forever(poll_interval=0.5) | |
except (IOError, SystemExit): | |
raise | |
except KeyboardInterrupt: | |
listening = False | |
udpServer.shutdown() | |
udpServer.server_close() | |
tcpServer.shutdown() | |
tcpServer.server_close() | |
print ("Crtl+C Pressed. Shutting down.") |
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