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|
# shellcheck shell=bash
# systemd-nspawn(1) completion -*- shell-script -*-
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# 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 <https://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 2>/dev/null |
{ while read -r a b; do echo " $b"; done; }
}
__get_slices() {
local a b
systemctl list-units -t slice --no-legend --no-pager --plain 2>/dev/null |
{ while read -r a b; do echo " $a"; done; }
}
__get_machines() {
local a b
{ machinectl list --full --max-addresses=0 --no-legend --no-pager 2>/dev/null; echo ".host"; } |
{ while read -r a b; do echo " $a"; done; } |
sort -u
}
__get_env() {
local a
env | { while read -r a; do [[ $a =~ ^[A-Za-z0-9_]+= ]] && echo " ${a%%=*}"; done; }
}
__get_interfaces(){
local name
for name in $(cd /sys/class/net && command ls); do
[[ "$name" != "lo" ]] && echo "$name"
done
}
__get_rlimit() {
local i
for i in $(systemd-nspawn --rlimit=help 2>/dev/null); do
echo " ${i}="
done
}
_systemd_nspawn() {
local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} words cword
local i verb comps
local -A OPTS=(
[STANDALONE]='-h --help --version --private-network -b --boot --read-only -q --quiet --share-system
--keep-unit -n --network-veth -j -x --ephemeral -a --as-pid2 -U --suppress-sync=yes
--cleanup'
[ARG]='-D --directory -u --user --uuid --capability --drop-capability --link-journal --bind --bind-ro
-M --machine -S --slice -E --setenv -Z --selinux-context -L --selinux-apifs-context
--register --network-interface --network-bridge --personality -i --image --image-policy --tmpfs
--volatile --network-macvlan --kill-signal --template --notify-ready --root-hash --chdir
--pivot-root --property --private-users --private-users-ownership --network-namespace-path
--network-ipvlan --network-veth-extra --network-zone -p --port --system-call-filter --overlay
--overlay-ro --settings --rlimit --hostname --no-new-privileges --oom-score-adjust --cpu-affinity
--resolv-conf --timezone --root-hash-sig --background --oci-bundle --verity-data'
)
_init_completion || return
if __contains_word "$prev" ${OPTS[ARG]}; then
case $prev in
--directory|-D|--template|--oci-bundle)
compopt -o nospace
comps=$(compgen -S/ -A directory -- "$cur" )
;;
--user|-u)
comps=$( __get_users )
;;
--uuid|--root-hash)
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 try-guest host try-host'
;;
--bind|--bind-ro)
compopt -o nospace -o filenames
comps=$(compgen -f -- "$cur" )
;;
--tmpfs)
compopt -o nospace
comps=$(compgen -S/ -A directory -- "$cur" )
;;
--machine|-M)
comps=$( __get_machines )
;;
--slice|-S)
comps=$( __get_slices )
;;
--setenv|-E)
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=$( systemd-nspawn --volatile=help 2>/dev/null )
;;
--image|-i)
compopt -o nospace
comps=$( compgen -A file -- "$cur" )
;;
--kill-signal)
_signals
return
;;
--notify-ready)
comps='yes no'
;;
--private-users)
comps='yes no pick identity managed'
;;
--network-namespace-path)
comps=$( compgen -A file -- "$cur" )
;;
--settings)
comps='yes no override trusted'
;;
--rlimit)
comps=$( __get_rlimit )
;;
--hostname)
comps=''
;;
--no-new-privileges)
comps='yes no'
;;
--oom-score-adjust)
comps=''
;;
--cpu-affinity)
comps=''
;;
--resolv-conf)
comps=$( systemd-nspawn --resolv-conf=help 2>/dev/null )
;;
--timezone)
comps=$( systemd-nspawn --timezone=help 2>/dev/null )
;;
--root-hash-sig)
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
|
