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# systemd-nspawn(1) completion -*- shell-script -*-
#
# This file is part of systemd.
#
# Copyright 2014 Thomas H.P. Andersen
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# systemd is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with systemd; If not, see <http://www.gnu.org/licenses/>.
__contains_word() {
local w word=$1; shift
for w in "$@"; do
[[ $w = "$word" ]] && return
done
}
__get_users() {
local a b
loginctl list-users --no-legend --no-pager | { while read a b; do echo " $b"; done; };
}
__get_slices() {
local a b
systemctl list-units -t slice --no-legend --no-pager | { while read a b; do echo " $a"; done; };
}
__get_machines() {
local a b
machinectl list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
}
__get_env() {
local a
env | { while read a; do echo " ${a%%=*}"; done; };
}
__get_interfaces(){
cut -f 1 -d ' ' /proc/net/dev | tail -n +3 | tr -s '\n' | tr -d ':' | xargs
}
_systemd_nspawn() {
local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
local i verb comps
local -A OPTS=(
[STANDALONE]='-h --help --version --private-network -b --boot --read-only -q --quiet --share-system --keep-unit --network-veth -j'
[ARG]='-D --directory -u --user --uuid --capability --drop-capability --link-journal --bind --bind-ro -M --machine
-S --slice --setenv -Z --selinux-context -L --selinux-apifs-context --register --network-interface --network-bridge
--personality -i --image --tmpfs --volatile
--network-macvlan'
)
_init_completion || return
if __contains_word "$prev" ${OPTS[ARG]}; then
case $prev in
--directory|-D)
compopt -o nospace
comps=$(compgen -S/ -A directory -- "$cur" )
;;
--user|-u)
comps=$( __get_users )
;;
--uuid)
comps=''
;;
--capability)
comps='CAP_BLOCK_SUSPEND CAP_IPC_LOCK CAP_MAC_ADMIN CAP_MAC_OVERRIDE CAP_SYS_MODULE CAP_SYS_PACCT CAP_SYS_RAWIO
CAP_SYS_TIME CAP_SYSLOG CAP_WAKE_ALARM CAP_NET_ADMIN'
;;
--drop-capability)
comps='CAP_AUDIT_CONTROL CAP_AUDIT_WRITE CAP_CHOWN CAP_DAC_OVERRIDE CAP_DAC_READ_SEARCH CAP_FOWNER CAP_FSETID
CAP_IPC_OWNER CAP_KILL CAP_LEASE CAP_LINUX_IMMUTABLE CAP_MKNOD CAP_NET_ADMIN CAP_NET_BIND_SERVICE
CAP_NET_BROADCAST CAP_NET_RAW CAP_SETFCAP CAP_SETGID CAP_SETPCAP CAP_SETUID CAP_SYS_ADMIN CAP_SYS_BOOT
CAP_SYS_CHROOT CAP_SYS_NICE CAP_SYS_PTRACE CAP_SYS_RESOURCE CAP_SYS_TTY_CONFIG'
;;
--link-journal)
comps='no auto guest host'
;;
--bind|--bind-ro)
compopt -o nospace
comps=$(compgen -S/ -A directory -- "$cur" )
;;
--tmpfs)
compopt -o nospace
comps=$(compgen -S/ -A directory -- "$cur" )
;;
--machine|-M)
comps=$( __get_machines )
;;
--slice|-S)
comps=$( __get_slices )
;;
--setenv)
comps=$( __get_env )
;;
--selinux-context|-Z)
comps=''
;;
--selinux-apifs-context|-L)
comps=''
;;
--register)
comps='yes no'
;;
--network-interface)
comps=$(__get_interfaces)
;;
--network-bridge)
comps=''
;;
--network-macvlan)
comps=''
;;
--personality)
comps='x86 x86-64'
;;
--volatile)
comps='yes state no'
;;
--image|-i)
compopt -o nospace
comps=$( compgen -A file -- "$cur" )
;;
esac
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
fi
COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
}
complete -F _systemd_nspawn systemd-nspawn
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