# 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-machined
@{att} = /att/systemd-machined/
profile systemd-machined /{,usr/}lib{,exec,32,64}/systemd/systemd-machined flags=(attach_disconnected,attach_disconnected.path=@{att},mediate_deleted) {
  include <abstractions/attached/base>
  include <abstractions/bus-session>
  include <abstractions/bus-system>
  include <abstractions/common/systemd>
  include <abstractions/attached/consoles>
  include <abstractions/attached/nameservice-strict>

  capability chown,
  capability dac_override,
  capability dac_read_search,
  capability fowner,
  capability fsetid,
  capability kill,
  capability mknod,
  capability setgid,
  capability setuid,
  capability sys_admin,
  capability sys_chroot,
  capability sys_ptrace,

  network inet stream,
  network inet6 stream,
  network inet dgram,
  network inet6 dgram,
  network netlink raw,

  signal send set=rtmin+6 peer=systemd-nspawn,

  ptrace read peer=@{p_systemd},
  ptrace read peer=libvirtd,
  ptrace read peer=mkosi,
  ptrace read peer=systemd-nspawn,

  unix type=stream addr=@@{udbus}/bus/systemd-machine/system,
  unix type=stream addr=@@{udbus}/bus/systemd-machine/user,

  include <abstractions/bus/system/own>

  dbus bind bus=system name=org.freedesktop.machine1{,.*},
  dbus receive bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.machine1{,.*}
       peer=(name="@{busname}"),
  dbus send bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.machine1{,.*}
       peer=(name="{@{busname},org.freedesktop.DBus}"),
  dbus (send receive) bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.DBus.Properties
       member={Get,GetAll,Set,PropertiesChanged}
       peer=(name="{@{busname},org.freedesktop.DBus}"),
  dbus receive bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.DBus.Introspectable
       member=Introspect
       peer=(name="{@{busname},org.freedesktop.DBus}"),
  dbus receive bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member=GetManagedObjects
       peer=(name="{@{busname},org.freedesktop.DBus}"),
  dbus send bus=system path=/org/freedesktop/machine1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member={InterfacesAdded,InterfacesRemoved}
       peer=(name="{@{busname},org.freedesktop.DBus}"),

  unix type=stream peer=(label="@{p_systemd}"),

  dbus (send receive) bus=system path=/org/freedesktop/systemd1{,/**}
       interface=org.freedesktop.systemd1{,.*}
       peer=(name="{@{busname},org.freedesktop.systemd1{,.*}}", label="@{p_systemd}"),
  dbus (send receive) bus=system path=/org/freedesktop/systemd1{,/**}
       interface=org.freedesktop.DBus.Properties
       member={Get,GetAll,Set,PropertiesChanged}
       peer=(name="{@{busname},org.freedesktop.systemd1{,.*}}", label="@{p_systemd}"),
  dbus send bus=system path=/org/freedesktop/systemd1{,/**}
       interface=org.freedesktop.DBus.Introspectable
       member=Introspect
       peer=(name="{@{busname},org.freedesktop.systemd1{,.*}}", label="@{p_systemd}"),
  dbus send bus=system path=/org/freedesktop/systemd1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member=GetManagedObjects
       peer=(name="{@{busname},org.freedesktop.systemd1{,.*}}", label="@{p_systemd}"),
  dbus receive bus=system path=/org/freedesktop/systemd1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member={InterfacesAdded,InterfacesRemoved}
       peer=(name="{@{busname},org.freedesktop.systemd1{,.*}}", label="@{p_systemd}"),

  @{exec_path} mr,

  / r,
  @{att}/ r,

  owner /var/lib/machines/ rw,
  owner /var/lib/machines/** rwk,

  owner @{run}/systemd/nspawn/ w,
  owner @{run}/systemd/nspawn/locks/ w,
  owner @{run}/systemd/nspawn/locks/** rwk,

  owner @{run}/user/@{uid}/systemd/machines/{,**} rwl,
  owner @{run}/user/@{uid}/systemd/notify w,

  @{run}/systemd/machine/{,**} rwl,
  @{run}/systemd/machines/{,**} rwl,
  @{run}/systemd/resolve.hook/{,**} rwl,

  owner @{sys}/fs/cgroup/user.slice/user-@{uid}.slice/user@@{uid}.service/app.slice/systemd-machined.service/memory.pressure rw,

  @{PROC}/@{pid}/cgroup r,
  @{PROC}/@{pid}/fdinfo/@{int} r,
  @{PROC}/@{pid}/gid_map r,
  @{PROC}/@{pid}/setgroups r,
  @{PROC}/@{pid}/stat r,
  @{PROC}/@{pid}/uid_map r,
  @{PROC}/pressure/cpu r,
  @{PROC}/pressure/io r,
  @{PROC}/pressure/memory r,

  /dev/ptmx rw,
  /dev/pts/@{u16} rw,
  /dev/pts/ptmx rw,
  /dev/vsock r,

  include if exists <local/systemd-machined>
}

# vim:syntax=apparmor
