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Current Path : /etc/apparmor.d/
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Current File : //etc/apparmor.d/usr.sbin.ntpd

# vim:syntax=apparmor
# Updated for Ubuntu by: Jamie Strandboge <jamie@canonical.com>
# ------------------------------------------------------------------
#
#    Copyright (C) 2002-2005 Novell/SUSE
#    Copyright (C) 2009-2012 Canonical Ltd.
#
#    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.
#
# ------------------------------------------------------------------

#include <tunables/global>
#include <tunables/ntpd>
/usr/sbin/ntpd {
  #include <abstractions/base>
  #include <abstractions/nameservice>
  #include <abstractions/user-tmp>

  capability ipc_lock,
  capability net_bind_service,
  capability setgid,
  capability setuid,
  capability sys_chroot,
  capability sys_resource,
  capability sys_time,
  capability sys_nice,

  # ntp uses AF_INET, AF_INET6 and AF_UNSPEC
  network dgram,
  network stream,

  @{PROC}/net/if_inet6 r,
  @{PROC}/*/net/if_inet6 r,
  @{NTPD_DEVICE} rw,
  # pps devices are almost exclusively used with NTP
  /dev/pps[0-9]* rw,

  /{,s}bin/      r,
  /usr/{,s}bin/  r,
  /usr/sbin/ntpd rmix,

  /etc/ntp.conf r,
  /etc/ntp.conf.dhcp r,
  /etc/ntpd.conf r,
  /etc/ntpd.conf.tmp r,
  /run/ntp.conf.dhcp r,

  /etc/ntp.keys r,
  /etc/ntp/** r,

  /etc/ntp.drift rwl,
  /etc/ntp.drift.TEMP rwl,
  /etc/ntp/drift* rwl,
  /var/lib/ntp/*drift rw,
  /var/lib/ntp/*drift.TEMP rw,

  /var/log/ntp w,
  /var/log/ntp.log w,
  /var/log/ntpd w,
  /var/log/ntpstats/clockstats* rwl,
  /var/log/ntpstats/loopstats*  rwl,
  /var/log/ntpstats/peerstats*  rwl,
  /var/log/ntpstats/protostats* rwl,
  /var/log/ntpstats/rawstats*   rwl,
  /var/log/ntpstats/sysstats*   rwl,

  /{,var/}run/ntpd.pid w,

  # samba4 ntp signing socket
  /{,var/}run/samba/ntp_signd/socket rw,

  # For use with clocks that report via shared memory (e.g. gpsd),
  # you may need to give ntpd access to all of shared memory, though
  # this can be considered dangerous. See https://launchpad.net/bugs/722815
  # for details. To enable, add this to local/usr.sbin.ntpd:
  #     capability ipc_owner,

  # Site-specific additions and overrides. See local/README for details.
  #include <local/usr.sbin.ntpd>
}