[Bug 1059854] Re: auth.log is empty

nick parlante nick.parlante at cs.stanford.edu
Tue Oct 2 23:47:43 UTC 2012


Well it's a nice theory, but I can't seem to make it happen by deleting
the log files and forcing a rotation.

I see that logrotate.d/rsyslog does specify the "missingok" option for
these logs files. If that inhibts the "create" option for a missing log
file, then my theory above theory #5 is probably out, as logrotate
should not be creating these log files.

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Title:
  auth.log is empty

Status in “rsyslog” package in Ubuntu:
  New

Bug description:
  On a fresh 12.04 64 bit machine in the default state + sshd installed,
  the auth.log file remained empty, when normally it would fill up with
  sshd hacking attempts. The sshd_config was left at its default, which
  should record login failures.

  I have figured out a workaround, which is probably a good clue about
  the underlying bug.

  It turns out that the permissions of auth.log were:  messagebus
  (owner) adm (group)

  doing a

  sudo chown syslog /etc/auth.log

  fixed the problem instantly, with failed logins now going to the file
  as expected. I don't know if this "fix" will survive log rotation.

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