Wrong log file owner when exaproxy started by root and exaproxy.daemon.user is not root

[cyril-s]

When exaproxy is started by root, it creates log files specified in exaproxy.log.destination and exaproxy.usage.destination but does not do chown to exaproxy.daemon.user, which results in the following error:

Traceback (most recent call last):
  File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/opt/exaproxy/lib/exaproxy/util/debug.py", line 71, in <module>
    execfile(sys.argv[0])
  File "/opt/exaproxy/lib/exaproxy/application.py", line 327, in <module>
    main()
  File "/opt/exaproxy/lib/exaproxy/application.py", line 297, in main
    Supervisor(configuration).run()
  File "/opt/exaproxy/lib/exaproxy/supervisor.py", line 133, in __init__
    redirector = fork_redirector(self.poller, self.configuration)
  File "/opt/exaproxy/lib/exaproxy/reactor/redirector/__init__.py", line 34, in fork_redirector
    supervisor = RedirectorSupervisor(configuration, messagebox, controlbox)
  File "/opt/exaproxy/lib/exaproxy/reactor/redirector/supervisor.py", line 25, in __init__
    self.log_writer = SysLogWriter('log', configuration.log.destination, configuration.log.enable, level=configuration.log.level)
  File "/opt/exaproxy/lib/exaproxy/util/log/writer.py", line 107, in __init__
    _handler = self.getHandler(destination)
  File "/opt/exaproxy/lib/exaproxy/util/log/writer.py", line 147, in getHandler
    handler = logging.handlers.RotatingFileHandler(destination, maxBytes=5*1024*1024, backupCount=5)
  File "/usr/lib/python2.7/logging/handlers.py", line 117, in __init__
    BaseRotatingHandler.__init__(self, filename, mode, encoding, delay)
  File "/usr/lib/python2.7/logging/handlers.py", line 64, in __init__
    logging.FileHandler.__init__(self, filename, mode, encoding, delay)
  File "/usr/lib/python2.7/logging/__init__.py", line 911, in __init__
    StreamHandler.__init__(self, self._open())
  File "/usr/lib/python2.7/logging/__init__.py", line 936, in _open
    stream = open(self.baseFilename, self.mode)
IOError: [Errno 13] Permission denied: '/var/log/exaproxy/exaproxy.log'

and

Traceback (most recent call last):
  File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/opt/exaproxy/lib/exaproxy/util/debug.py", line 71, in <module>
    execfile(sys.argv[0])
  File "/opt/exaproxy/lib/exaproxy/application.py", line 327, in <module>
    main()
  File "/opt/exaproxy/lib/exaproxy/application.py", line 297, in main
    Supervisor(configuration).run()
  File "/opt/exaproxy/lib/exaproxy/supervisor.py", line 173, in __init__
    self.redirector.requestStats()
  File "/opt/exaproxy/lib/exaproxy/reactor/redirector/dispatch.py", line 61, in requestStats
    return self.messagebox.requestStats()
  File "/opt/exaproxy/lib/exaproxy/reactor/redirector/messagebox.py", line 49, in requestStats
    identifier = self.control.send('STATS')
  File "/opt/exaproxy/lib/exaproxy/util/control.py", line 20, in send
    self.box.put((identifier, command, args))
  File "/opt/exaproxy/lib/exaproxy/util/messagebox.py", line 103, in put
    raise e
IOError: [Errno 32] Broken pipe

Occurred on: Linux proxy-eu 3.16.0-4-amd64 SMP Debian 3.16.39-1+deb8u2 (2017-03-07) x86_64 GNU/Linux

[thomas-mangin]

Indeed an issue to fix