# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2022-2024 Alexandre Pujol <alexandre@pujol.io>
# SPDX-License-Identifier: GPL-2.0-only

abi <abi/4.0>,

include <tunables/global>

@{exec_path} = @{bin}/tailscaled
@{att} = /att/tailscaled/
profile tailscaled /{,usr/}bin/tailscaled  flags=(attach_disconnected,attach_disconnected.path=@{att},complain) {
  include <abstractions/attached/base>
  include <abstractions/bus-system>
  include <abstractions/nameservice-strict>
  include <abstractions/ssl_certs>

  capability dac_read_search,
  capability mknod,
  capability net_admin,
  capability net_raw,
  capability sys_ptrace,
  capability syslog,

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

  ptrace (read),

  unix type=stream addr=none peer=(label="@{p_systemd_resolved}", addr=none),

  dbus (send receive) bus=system path=/org/freedesktop/resolve1{,/**}
       interface=org.freedesktop.resolve1{,.*}
       peer=(name="{@{busname},org.freedesktop.resolve1{,.*}}", label="@{p_systemd_resolved}"),
  dbus (send receive) bus=system path=/org/freedesktop/resolve1{,/**}
       interface=org.freedesktop.DBus.Properties
       member={Get,GetAll,Set,PropertiesChanged}
       peer=(name="{@{busname},org.freedesktop.resolve1{,.*}}", label="@{p_systemd_resolved}"),
  dbus send bus=system path=/org/freedesktop/resolve1{,/**}
       interface=org.freedesktop.DBus.Introspectable
       member=Introspect
       peer=(name="{@{busname},org.freedesktop.resolve1{,.*}}", label="@{p_systemd_resolved}"),
  dbus send bus=system path=/org/freedesktop/resolve1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member=GetManagedObjects
       peer=(name="{@{busname},org.freedesktop.resolve1{,.*}}", label="@{p_systemd_resolved}"),
  dbus receive bus=system path=/org/freedesktop/resolve1{,/**}
       interface=org.freedesktop.DBus.ObjectManager
       member={InterfacesAdded,InterfacesRemoved}
       peer=(name="{@{busname},org.freedesktop.resolve1{,.*}}", label="@{p_systemd_resolved}"),

  @{exec_path} mr,

  @{bin}/ip                 rix,
  @{bin}/resolvectl         rpx,
  @{sbin}/xtables-nft-multi rix,

  @{bin}/systemctl  rcx -> systemctl,

  /etc/iproute2/rt_tables r,
  /etc/apt/sources.list.d/tailscale.list r,

  @{etc_rw}/resolv.*.conf rw,
  @{etc_rw}/resolv.conf rw,
  @{etc_rw}/resolv.conf.*.tmp rw,

  owner /var/cache/{,**} rw,
  owner /var/lib/tailscale/{,**} rw,

  owner @{user_share_dirs}/tailscale/{,**} rw,

  owner @{run}/systemd/notify w,
  owner @{run}/tailscale/{,**} rw,

  @{sys}/devices/virtual/dmi/id/{bios_vendor,product_name} r,

  @{PROC}/ r,
  @{PROC}/@{pid}/mounts r,
  @{PROC}/@{pid}/net/{,**} r,
  @{PROC}/@{pids}/cmdline r,
  @{PROC}/@{pids}/fd/ r,
  @{PROC}/@{pids}/net/route r,
  @{PROC}/1/cgroup r,
  @{PROC}/1/environ r,
  @{PROC}/1/stat r,
  @{PROC}/cmdline r,
  @{PROC}/sys/kernel/osrelease r,
  @{PROC}/sys/net/{,**} r,

  /dev/net/tun rw,

  profile systemctl flags=(attach_disconnected,attach_disconnected.path=@{att},complain) {
    include <abstractions/attached/base>
    include <abstractions/app/systemctl>

    capability mknod,
    capability net_admin,

    network netlink raw,

    /dev/net/tun rw,

    include if exists <local/tailscaled_systemctl>
  }

  include if exists <local/tailscaled>
}

# vim:syntax=apparmor
