# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2021-2024 Alexandre Pujol <alexandre@pujol.io>
# SPDX-License-Identifier: GPL-2.0-only

abi <abi/4.0>,

include <tunables/global>

@{exec_path} = @{lib}/systemd/systemd-oomd
profile systemd-oomd /{,usr/}lib{,exec,32,64}/systemd/systemd-oomd  flags=(attach_disconnected,complain) {
  include <abstractions/base>
  include <abstractions/bus-system>
  include <abstractions/common/systemd>

  capability dac_override,
  capability kill,

  unix (bind) type=stream addr=@@{hex}/bus/systemd-oomd/bus-api-oom,

  dbus bind bus=system name=org.freedesktop.oom1{,.*},
  dbus receive bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.oom1{,.*}
       peer=(name=":1.@{int}"),
  dbus receive bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.DBus.Properties
       peer=(name=":1.@{int}"),
  dbus receive bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       peer=(name=":1.@{int}"),
  dbus send bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.oom1{,.*}
       peer=(name="{:1.@{int},org.freedesktop.DBus}"),
  dbus send bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.DBus.Properties
       peer=(name="{:1.@{int},org.freedesktop.DBus}"),
  dbus send bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       peer=(name="{:1.@{int},org.freedesktop.DBus}"),
  dbus receive bus=system path=/org/freedesktop/oom1{,/**}
       interface=org.freedesktop.DBus.Introspectable
       member=Introspect
       peer=(name=":1.@{int}"),

  @{exec_path} mr,

  /etc/systemd/oomd.conf r,
  /etc/systemd/oomd.conf.d/{,**} r,

          @{run}/systemd/io.system.ManagedOOM rw,
          @{run}/systemd/io.systemd.ManagedOOM rw,
        @{run}/systemd/notify rw,
  owner @{run}/systemd/journal/socket w,

  @{sys}/fs/cgroup/cgroup.controllers r,
  @{sys}/fs/cgroup/memory.pressure r,
  @{sys}/fs/cgroup/user.slice/user-@{uid}.slice/user@@{uid}.service/memory.* r,

  @{PROC}/pressure/{cpu,io,memory} r,

  include if exists <local/systemd-oomd>
}
