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zsh-completion: update start/restart completions
[elogind.git] / shell-completion / bash / systemctl.in
1 # systemctl(1) completion                                 -*- shell-script -*-
2 #
3 # This file is part of systemd.
4 #
5 # Copyright 2010 Ran Benita
6 #
7 # systemd is free software; you can redistribute it and/or modify it
8 # under the terms of the GNU Lesser General Public License as published by
9 # the Free Software Foundation; either version 2.1 of the License, or
10 # (at your option) any later version.
11 #
12 # systemd is distributed in the hope that it will be useful, but
13 # WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
16 #
17 # You should have received a copy of the GNU Lesser General Public License
18 # along with systemd; If not, see <http://www.gnu.org/licenses/>.
19
20 __systemctl() {
21         local mode=$1; shift 1
22         systemctl $mode --full --no-legend "$@"
23 }
24
25 __systemd_properties() {
26         local mode=$1
27         { __systemctl $mode show --all;
28          @rootlibexecdir@/systemd --dump-configuration-items; } |
29         while IFS='=' read -r key value; do
30             [[ $value ]] && echo "$key"
31         done
32 }
33
34 __contains_word () {
35         local w word=$1; shift
36         for w in "$@"; do
37                 [[ $w = "$word" ]] && return
38         done
39 }
40
41 __filter_units_by_property () {
42         local mode=$1 property=$2 value=$3 ; shift 3
43         local units=("$@")
44         local props
45         IFS=$'\n' read -rd '' -a props < \
46             <(__systemctl $mode show --property "$property" -- "${units[@]}")
47         for ((i=0; $i < ${#units[*]}; i++)); do
48                 if [[ "${props[i]}" = "$property=$value" ]]; then
49                         echo " ${units[i]}"
50                 fi
51         done
52 }
53
54 __get_all_units      () { { __systemctl $1 list-unit-files; __systemctl $1 list-units --all; } \
55         | { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }; }
56 __get_template_names () { __systemctl $1 list-unit-files \
57         | { while read -r a b; do [[ $a =~ @\. ]] && echo " ${a%%@.*}@"; done; }; }
58
59 __get_active_units   () { __systemctl $1 list-units       \
60         | { while read -r a b; do echo " $a"; done; }; }
61 __get_startable_units () {
62         # find startable inactive units
63         __filter_units_by_property $mode ActiveState inactive $(
64             __filter_units_by_property $mode CanStart yes $(
65                 __systemctl $mode list-unit-files --state enabled,disabled,static | \
66                     { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }
67                 __systemctl $mode list-units --state inactive,failed | \
68                     { while read -r a b; do echo " $a"; done; } ))
69 }
70 __get_restartable_units () {
71         # filter out masked and not-found
72         __filter_units_by_property $mode CanStart yes $(
73             __systemctl $mode list-unit-files --state enabled,disabled,static | \
74                     { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }
75             __systemctl $mode list-units | \
76                     { while read -r a b; do echo " $a"; done; } )
77 }
78 __get_failed_units   () { __systemctl $1 list-units       \
79         | { while read -r a b c d; do [[ $c == "failed"   ]] && echo " $a"; done; }; }
80 __get_enabled_units  () { __systemctl $1 list-unit-files  \
81         | { while read -r a b c  ; do [[ $b == "enabled"  ]] && echo " $a"; done; }; }
82 __get_disabled_units () { __systemctl $1 list-unit-files  \
83         | { while read -r a b c  ; do [[ $b == "disabled" ]] && echo " $a"; done; }; }
84 __get_masked_units   () { __systemctl $1 list-unit-files  \
85         | { while read -r a b c  ; do [[ $b == "masked"   ]] && echo " $a"; done; }; }
86 __get_all_unit_files () { { __systemctl $1 list-unit-files; } | { while read -r a b; do echo " $a"; done; }; }
87
88 _systemctl () {
89         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
90         local i verb comps mode
91
92         local -A OPTS=(
93                [STANDALONE]='--all -a --reverse --after --before --defaults --fail --ignore-dependencies --failed --force -f --full -l --global
94                              --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall
95                              --quiet -q --privileged -P --system --user --version --runtime --recursive -r'
96                       [ARG]='--host -H --kill-who --property -p --signal -s --type -t --state --root'
97         )
98
99         if __contains_word "--user" ${COMP_WORDS[*]}; then
100             mode=--user
101         else
102             mode=--system
103         fi
104
105         if __contains_word "$prev" ${OPTS[ARG]}; then
106                 case $prev in
107                         --signal|-s)
108                                 comps=$(compgen -A signal)
109                         ;;
110                         --type|-t)
111                                 comps='automount busname device mount path service snapshot socket swap target timer'
112                         ;;
113                         --state)
114                                 comps='loaded not-found stub
115                                        active inactive
116                                        dead elapsed exited listening mounted plugged running waiting'
117                         ;;
118                         --kill-who)
119                                 comps='all control main'
120                         ;;
121                         --root)
122                                 comps=$(compgen -A directory -- "$cur" )
123                                 compopt -o filenames
124                         ;;
125                         --host|-H)
126                                 comps=$(compgen -A hostname)
127                         ;;
128                         --property|-p)
129                                 comps=$(__systemd_properties $mode)
130                         ;;
131                 esac
132                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
133                 return 0
134         fi
135
136         if [[ "$cur" = -* ]]; then
137                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
138                 return 0
139         fi
140
141         local -A VERBS=(
142                 [ALL_UNITS]='is-active is-failed is-enabled status show cat mask preset help list-dependencies'
143             [ENABLED_UNITS]='disable'
144            [DISABLED_UNITS]='enable'
145         [REENABLABLE_UNITS]='reenable'
146              [FAILED_UNITS]='reset-failed'
147           [STARTABLE_UNITS]='start'
148           [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart'
149          [ISOLATABLE_UNITS]='isolate'
150          [RELOADABLE_UNITS]='reload condreload reload-or-try-restart force-reload'
151         [RESTARTABLE_UNITS]='restart reload-or-restart'
152          [TARGET_AND_UNITS]='add-wants add-requires'
153              [MASKED_UNITS]='unmask'
154                      [JOBS]='cancel'
155                 [SNAPSHOTS]='delete'
156                      [ENVS]='set-environment unset-environment'
157                [STANDALONE]='daemon-reexec daemon-reload default
158                              emergency exit halt hibernate hybrid-sleep kexec list-jobs
159                              list-sockets list-timers list-units list-unit-files poweroff
160                              reboot rescue show-environment suspend get-default
161                              is-system-running'
162                      [NAME]='snapshot'
163                      [FILE]='link'
164                   [TARGETS]='set-default'
165         )
166
167         for ((i=0; i < COMP_CWORD; i++)); do
168                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
169                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
170                         verb=${COMP_WORDS[i]}
171                         break
172                 fi
173         done
174
175         if [[ -z $verb ]]; then
176                 comps="${VERBS[*]}"
177
178         elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then
179                 comps=$( __get_all_units $mode )
180                 compopt -o filenames
181
182         elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then
183                 comps=$( __get_enabled_units $mode )
184                 compopt -o filenames
185
186         elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then
187                 comps=$( __get_disabled_units $mode;
188                         __get_template_names $mode)
189                 compopt -o filenames
190
191         elif __contains_word "$verb" ${VERBS[REENABLABLE_UNITS]}; then
192                 comps=$( __get_disabled_units $mode;
193                          __get_enabled_units $mode;
194                          __get_template_names $mode)
195                 compopt -o filenames
196
197         elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then
198                 comps=$( __get_startable_units $mode;
199                          __get_template_names $mode)
200                 compopt -o filenames
201
202         elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then
203                 comps=$( __get_restartable_units $mode;
204                          __get_template_names $mode)
205                 compopt -o filenames
206
207         elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then
208                 comps=$( __filter_units_by_property $mode CanStop yes \
209                       $( __get_active_units $mode ) )
210                 compopt -o filenames
211
212         elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then
213                 comps=$( __filter_units_by_property $mode CanReload yes \
214                       $( __get_active_units $mode ) )
215                 compopt -o filenames
216
217         elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then
218                 comps=$( __filter_units_by_property $mode AllowIsolate yes \
219                       $( __get_all_units $mode ) )
220                 compopt -o filenames
221
222         elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then
223                 comps=$( __get_failed_units $mode )
224                 compopt -o filenames
225
226         elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then
227                 comps=$( __get_masked_units $mode )
228                 compopt -o filenames
229
230         elif __contains_word "$verb" ${VERBS[TARGET_AND_UNITS]}; then
231                 if __contains_word "$prev" ${VERBS[TARGET_AND_UNITS]} \
232                 || __contains_word "$prev" ${OPTS[STANDALONE]}; then
233                         comps=$( __systemctl $mode list-unit-files --type target --all \
234                         | { while read -r a b; do echo " $a"; done; } )
235                 else
236                         comps=$( __get_all_unit_files $mode )
237                 fi
238                 compopt -o filenames
239
240         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then
241                 comps=''
242
243         elif __contains_word "$verb" ${VERBS[JOBS]}; then
244                 comps=$( __systemctl $mode list-jobs | { while read -r a b; do echo " $a"; done; } )
245
246         elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then
247                 comps=$( __systemctl $mode list-units --type snapshot --full --all \
248                         | { while read -r a b; do echo " $a"; done; } )
249
250         elif __contains_word "$verb" ${VERBS[ENVS]}; then
251                 comps=$( __systemctl $mode show-environment \
252                     | while read -r line; do echo " ${line%%=*}=";done )
253                 compopt -o nospace
254
255         elif __contains_word "$verb" ${VERBS[FILE]}; then
256                 comps=$( compgen -A file -- "$cur" )
257                 compopt -o filenames
258         elif __contains_word "$verb" ${VERBS[TARGETS]}; then
259                 comps=$( __systemctl $mode list-unit-files --type target --full --all \
260                         | { while read -r a b; do echo " $a"; done; } )
261         fi
262
263         COMPREPLY=( $(compgen -o filenames -W '$comps' -- "$cur") )
264         return 0
265 }
266
267 complete -F _systemctl systemctl