apparmor.d/apparmor.d/rsyslogd

# vim:syntax=apparmor
# ------------------------------------------------------------------
#
#    Copyright (C) 2018-2020 Mikhail Morfikov
#
#    This program is free software; you can redistribute it and/or
#    modify it under the terms of version 2 of the GNU General Public
#    License published by the Free Software Foundation.
#
# ------------------------------------------------------------------

#abi <abi/3.0>,

#include <tunables/global>

# Debugging the syslogger can be difficult if it can't write to the file
# that the kernel is logging denials to. In these cases, you can do the
# following:
# watch -n 1 'dmesg | tail -5'

@{exec_path} = /{usr/,}sbin/rsyslogd
profile rsyslogd @{exec_path} {
  #include <abstractions/base>
  #include <abstractions/nameservice>

  capability syslog,

  # for remote logs
  capability net_admin,

  # Needed?
  deny capability sys_nice,

  # for creating new log files and changing their owner/group
  capability chown,

  @{exec_path} mr,

  /{usr/,}lib/@{multiarch}/rsyslog/*.so mr,

  # rsyslog configuration
  /etc/rsyslog.conf r,
  /etc/rsyslog.d/{,**} r,
  /var/spool/rsyslog/ r,
  /var/spool/rsyslog/** rw,

  owner /{,var/}run/rsyslogd.pid{,.tmp} rwk,
  owner /{,var/}run/systemd/journal/syslog w,

  # log files and devices
  /var/log/** rw,
  @{PROC}/kmsg r,

  # a cert for gtls module
  /etc/CA/*.crt r,
  /etc/CA/*.key r,

  #include if exists <local/rsyslogd>
}