4 """A very simple logger that tries to be concurrency-safe."""
12 LOG_FILE = '/var/log/nm'
15 """Write <msg> to the log file."""
17 fd = os.open(LOG_FILE, os.O_WRONLY | os.O_CREAT | os.O_APPEND, 0600)
18 if not msg.endswith('\n'): msg += '\n'
19 os.write(fd, '%s: %s' % (time.asctime(time.gmtime()), msg))
26 log('running command %s' % ' '.join(args))
27 try: subprocess.call(args, close_fds=True)
30 def log_exc(name = None):
31 """Log the traceback resulting from an exception."""
33 log("operation on %s failed. \n %s" %(self.name, traceback.format_exc()))
35 log(traceback.format_exc())