apparmor.d/apparmor.d/groups/systemd/systemd-logind

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

abi <abi/3.0>,

include <tunables/global>

@{exec_path} = /{usr/,}lib/systemd/systemd-logind
profile systemd-logind @{exec_path} flags=(attach_disconnected,complain) {
  include <abstractions/base>
  include <abstractions/dbus-strict>
  include <abstractions/disks-write>
  include <abstractions/devices-usb>
  include <abstractions/systemd-common>

  capability chown,
  capability dac_override,
  capability dac_read_search,
  capability fowner,
  capability sys_admin,
  capability sys_tty_config,

  network netlink raw,

  @{exec_path} mr,

  /etc/machine-id r,
  /etc/nsswitch.conf r,
  /etc/passwd r,
  /etc/systemd/logind.conf r,
  /etc/systemd/sleep.conf r,

  /boot/{,**} r,

  /var/lib/systemd/linger/ r,

  @{run}/host/container-manager r,

  @{run}/utmp rk,

  @{run}/udev/tags/master-of-seat/ r,
  @{run}/udev/tags/power-switch/ r,
  @{run}/udev/tags/uaccess/ r,
  @{run}/udev/static_node-tags/uaccess/ r,

  @{run}/udev/data/+backlight:intel_backlight r,
  @{run}/udev/data/+drm:card[0-9]-* r, # for screen outputs
  @{run}/udev/data/+input* r,          # for mouse, keyboard, touchpad
  @{run}/udev/data/+pci* r,
  @{run}/udev/data/c10:[0-9]* r,
  @{run}/udev/data/c116:[0-9]* r, # for ALSA
  @{run}/udev/data/c13:[0-9]* r,  # for /dev/input/*
  @{run}/udev/data/c226:[0-9]* r, # for /dev/dri/card*
  @{run}/udev/data/c21:[0-9]* r,
  @{run}/udev/data/c23[0-9]:[0-9]* r,
  @{run}/udev/data/c24[0-9]:[0-9]* r,
  @{run}/udev/data/c29:[0-9]* r,
  @{run}/udev/data/c50[0-9]:[0-9]* r,
  @{run}/udev/data/c51[0-9]:[0-9]* r,

  @{run}/systemd/inhibit/ rw,
  @{run}/systemd/inhibit/.#* rw,
  @{run}/systemd/inhibit/[0-9]*{,.ref} rw,
  @{run}/systemd/seats/ rw,
  @{run}/systemd/seats/.#seat* rw,
  @{run}/systemd/seats/seat[0-9]* rw,
  @{run}/systemd/sessions/{,*}  rw,
  @{run}/systemd/sessions/*.ref rw,
  @{run}/systemd/userdb/ r,
  @{run}/systemd/userdb/io.systemd.DynamicUser rw,
  @{run}/systemd/userdb/io.systemd.Machine     rw,
  @{run}/systemd/users/ rw,
  @{run}/systemd/users/.#* rw,
  @{run}/systemd/users/@{uid} rw,

  @{run}/systemd/journal/socket rw,
  @{run}/systemd/notify rw,

  @{sys}/class/drm/ r,
  @{sys}/devices/**/{uevent,enabled,status} r,
  @{sys}/devices/**/brightness rw,
  @{sys}/devices/virtual/tty/tty[0-9]*/active r,
  @{sys}/firmware/efi/efivars/LoaderEntries-@{uuid} r,
  @{sys}/firmware/efi/efivars/LoaderFeatures-@{uuid} r,
  @{sys}/firmware/efi/efivars/OsIndications-@{uuid} r,
  @{sys}/firmware/efi/efivars/OsIndicationsSupported-@{uuid} r,
  @{sys}/fs/cgroup/memory.max r,
  @{sys}/fs/cgroup/memory/memory.limit_in_bytes r,
  @{sys}/module/vt/parameters/default_utf8 r,
  @{sys}/power/{state,resume_offset,resume,disk} r,

  @{PROC}/@{pid}/cgroup r,
  @{PROC}/@{pid}/comm r,
  @{PROC}/@{pid}/fd/ r,
  @{PROC}/@{pid}/mountinfo r,
  @{PROC}/@{pid}/sessionid r,
  @{PROC}/@{pid}/stat r,
  @{PROC}/1/cmdline r,
  @{PROC}/swaps r,
  @{PROC}/sysvipc/{shm,sem,msg} r,

  /dev/dri/card[0-9]* rw,
  /dev/input/event[0-9]* rw,  # Input devices (keyboard, mouse, etc)
  /dev/mqueue/ r,
  /dev/nvme* r,
  /dev/shm/{,**/} rw,
  /dev/tty[0-9]* rw,

  # DBus
  # all members for login-related, specific for others
  dbus send
    bus="system" path="/org/freedesktop/DBus"         interface="org.freedesktop.DBus" member="{GetConnectionUnixProcessID,GetConnectionUnixUser,GetConnectionCredentials,RequestName}" peer=(name="org.freedesktop.DBus"),

  dbus (send, receive)
    bus="system" path="/org/freedesktop/login1{,/**}" interface="org.freedesktop.DBus.Properties" peer=(name="{org.freedesktop.DBus,:*}"),

  dbus (send, receive)
    bus="system" path="/org/freedesktop/login1/**"    interface="org.freedesktop.DBus.Properties" peer=(name="{org.freedesktop.DBus,:*}"),

  dbus (send, receive)
    bus="system" path="/org/freedesktop/login1{,/**}" interface="org.freedesktop.login1.*"        peer=(name="{org.freedesktop.DBus,:*}"),

  dbus receive
    bus="system" path="/org/freedesktop/login1"       interface="org.freedesktop.DBus.Introspectable" member="Introspect" peer=(name=":*"),

  dbus receive
    bus="system" path="/org/freedesktop/systemd1"     interface="org.freedesktop.DBus.Properties"     member="PropertiesChanged" peer=(name=":*"),

  dbus send
    bus="system" path="/org/freedesktop/systemd1"     interface="org.freedesktop.systemd1.Manager"    member="{Subscribe,StartUnit,StartTransientUnit,StopUnit}" peer=(name="org.freedesktop.systemd1"),

  dbus receive
    bus="system" path="/org/freedesktop/systemd1"     interface="org.freedesktop.systemd1.Manager"    member="{UnitRemoved,UnitRemoved,JobRemoved,Reloading}" peer=(name=":*"),

  dbus send
    bus="system" path="/org/freedesktop/systemd1/unit/**" interface="org.freedesktop.DBus.Properties" member="Get" peer=(name="org.freedesktop.systemd1"),

  dbus receive
    bus="system" path="/org/freedesktop/systemd1/unit/**" interface="org.freedesktop.DBus.Properties" member="PropertiesChanged" peer=(name=":*"),

  dbus send
    bus="system" path="/org/freedesktop/systemd1/unit/**" interface="org.freedesktop.systemd1.Scope"  member="Abandon" peer=(name="org.freedesktop.systemd1"),

  dbus send
    bus="system" path="/org/freedesktop/systemd1/job/**"  interface="org.freedesktop.DBus.Properties" member="Get" peer=(name="org.freedesktop.systemd1"),

  dbus receive
    bus="system" path="/org/freedesktop/systemd1/job/**"  interface="org.freedesktop.DBus.Properties" member="PropertiesChanged" peer=(name=":*"),

  dbus send
    bus="system" path="/org/freedesktop/PolicyKit1/Authority" interface="org.freedesktop.PolicyKit1.Authority" member="CheckAuthorization" peer=(name="org.freedesktop.PolicyKit1"),

  dbus (bind)
   bus="system"
   name="org.freedesktop.login1",

  include if exists <local/systemd-logind>
}