summaryrefslogtreecommitdiff
path: root/shell-completion/bash/systemctl.in
blob: e62cfa57a9786fd41e3a1296aaf5cd27692b40a5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
# systemctl(1) completion                                 -*- shell-script -*-
#
# This file is part of systemd.
#
# Copyright 2010 Ran Benita
#
# 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/>.

__systemctl() {
        local mode=$1; shift 1
        systemctl $mode --full --no-legend "$@"
}

__systemd_properties() {
        local mode=$1
        { __systemctl $mode show --all;
         @rootlibexecdir@/systemd --dump-configuration-items; } |
        while IFS='=' read -r key value; do
            [[ $value ]] && echo "$key"
        done
}

__contains_word () {
        local w word=$1; shift
        for w in "$@"; do
                [[ $w = "$word" ]] && return
        done
}

__filter_units_by_property () {
        local mode=$1 property=$2 value=$3 ; shift 3
        local units=("$@")
        local props
        IFS=$'\n' read -rd '' -a props < \
            <(__systemctl $mode show --property "$property" -- "${units[@]}")
        for ((i=0; $i < ${#units[*]}; i++)); do
                if [[ "${props[i]}" = "$property=$value" ]]; then
                        echo " ${units[i]}"
                fi
        done
}

__filter_units_by_properties () {
        local mode=$1 properties=$2 values=$3 ; shift 3
        local units=("$@")
        local props
        IFS=$'\n' read -rd '' -a props < \
            <(__systemctl $mode show --property "$properties" -- "${units[@]}")
        IFS=$',' read -r -a properties < <(echo $properties)
        IFS=$',' read -r -a values < <(echo $values)
        local conditions=()
        for ((i=0; i < ${#properties[*]}; i++)); do
                for ((j=0; j < ${#properties[*]}; j++)); do
                        if [[ ${props[i]%%=*} == ${properties[j]} ]]; then
                                conditions+=( "${properties[j]}=${values[j]}" )
                        fi
                done
        done
        local flag
        for ((i=0; i < ${#units[*]}; i++)); do
                flag=1
                for ((j=0; j < ${#conditions[*]}; j++)); do
                        if [[ "${props[ i * ${#conditions[*]} + j]}" != "${conditions[j]}" ]]; then
                                flag=
                                break
                        fi
                done
                if [[ -n $flag ]]; then
                        echo " ${units[i]}"
                fi
        done
}

__get_all_units      () { { __systemctl $1 list-unit-files; __systemctl $1 list-units --all; } \
        | { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }; }
__get_template_names () { __systemctl $1 list-unit-files \
        | { while read -r a b; do [[ $a =~ @\. ]] && echo " ${a%%@.*}@"; done; }; }

__get_active_units   () { __systemctl $1 list-units       \
        | { while read -r a b; do echo " $a"; done; }; }
__get_startable_units () {
        # find startable inactive units
        __filter_units_by_properties $mode ActiveState,CanStart inactive,yes $(
            { __systemctl $mode list-unit-files --state enabled,enabled-runtime,linked,linked-runtime,static,indirect,disabled,generated,transient | \
                      { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }
              __systemctl $mode list-units --state inactive,failed | \
                      { while read -r a b c; do [[ $b == "loaded" ]] && echo " $a"; done; }
            } | sort -u )
}
__get_restartable_units () {
        # filter out masked and not-found
        __filter_units_by_property $mode CanStart yes $(
            __systemctl $mode list-unit-files --state enabled,disabled,static | \
                    { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }
            __systemctl $mode list-units | \
                    { while read -r a b; do echo " $a"; done; } )
}
__get_failed_units   () { __systemctl $1 list-units       \
        | { while read -r a b c d; do [[ $c == "failed"   ]] && echo " $a"; done; }; }
__get_enabled_units  () { __systemctl $1 list-unit-files  \
        | { while read -r a b c  ; do [[ $b == "enabled"  ]] && echo " $a"; done; }; }
__get_disabled_units () { __systemctl $1 list-unit-files  \
        | { while read -r a b c  ; do [[ $b == "disabled" ]] && echo " $a"; done; }; }
__get_masked_units   () { __systemctl $1 list-unit-files  \
        | { while read -r a b c  ; do [[ $b == "masked"   ]] && echo " $a"; done; }; }
__get_all_unit_files () { { __systemctl $1 list-unit-files; } | { while read -r a b; do echo " $a"; done; }; }

__get_machines() {
        local a b
        { machinectl list-images --no-legend --no-pager; machinectl list --no-legend --no-pager; } | \
		{ while read a b; do echo " $a"; done; }
}

_systemctl () {
        local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
        local i verb comps mode

        local -A OPTS=(
               [STANDALONE]='--all -a --reverse --after --before --defaults --force -f --full -l --global
                             --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall
                             --quiet -q --privileged -P --system --user --version --runtime --recursive -r --firmware-setup
                             --show-types -i --ignore-inhibitors --plain'
                      [ARG]='--host -H --kill-who --property -p --signal -s --type -t --state --job-mode --root
                             --preset-mode -n --lines -o --output -M --machine'
        )

        if __contains_word "--user" ${COMP_WORDS[*]}; then
            mode=--user
        elif __contains_word "--global" ${COMP_WORDS[*]}; then
            mode=--user
        else
            mode=--system
        fi

        if __contains_word "$prev" ${OPTS[ARG]}; then
                case $prev in
                        --signal|-s)
                                _signals
                                return
                        ;;
                        --type|-t)
                                comps=$(__systemctl $mode -t help)
                        ;;
                        --state)
                                comps=$(__systemctl $mode --state=help)
                        ;;
                        --job-mode)
                                comps='fail replace replace-irreversibly isolate
                                       ignore-dependencies ignore-requirements flush'
                        ;;
                        --kill-who)
                                comps='all control main'
                        ;;
                        --root)
                                comps=$(compgen -A directory -- "$cur" )
                                compopt -o filenames
                        ;;
                        --host|-H)
                                comps=$(compgen -A hostname)
                        ;;
                        --property|-p)
                                comps=$(__systemd_properties $mode)
                        ;;
                        --preset-mode)
                                comps='full enable-only disable-only'
                        ;;
                        --output|-o)
                                comps='short short-full short-iso short-precise short-monotonic short-unix verbose export json
                                       json-pretty json-sse cat'
                        ;;
                        --machine|-M)
                                comps=$( __get_machines )
                        ;;
                esac
                COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
                return 0
        fi

        if [[ "$cur" = -* ]]; then
                COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
                return 0
        fi

        local -A VERBS=(
                [ALL_UNITS]='is-active is-failed is-enabled status show cat mask preset help list-dependencies edit set-property'
            [ENABLED_UNITS]='disable'
           [DISABLED_UNITS]='enable'
        [REENABLABLE_UNITS]='reenable'
             [FAILED_UNITS]='reset-failed'
          [STARTABLE_UNITS]='start'
          [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart'
         [ISOLATABLE_UNITS]='isolate'
         [RELOADABLE_UNITS]='reload condreload try-reload-or-restart force-reload'
        [RESTARTABLE_UNITS]='restart reload-or-restart'
         [TARGET_AND_UNITS]='add-wants add-requires'
             [MASKED_UNITS]='unmask'
                     [JOBS]='cancel'
                     [ENVS]='set-environment unset-environment'
               [STANDALONE]='daemon-reexec daemon-reload default
                             emergency exit halt hibernate hybrid-sleep kexec list-jobs
                             list-sockets list-timers list-units list-unit-files poweroff
                             reboot rescue show-environment suspend get-default
                             is-system-running'
                     [FILE]='link switch-root'
                  [TARGETS]='set-default'
        )

        for ((i=0; i < COMP_CWORD; i++)); do
                if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
                 ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
                        verb=${COMP_WORDS[i]}
                        break
                fi
        done

        if [[ -z $verb ]]; then
                comps="${VERBS[*]}"

        elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then
                comps=$( __get_all_units $mode )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then
                comps=$( __get_enabled_units $mode )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then
                comps=$( __get_disabled_units $mode;
                        __get_template_names $mode)
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[REENABLABLE_UNITS]}; then
                comps=$( __get_disabled_units $mode;
                         __get_enabled_units $mode;
                         __get_template_names $mode)
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then
                comps=$( __get_startable_units $mode;
                         __get_template_names $mode)
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then
                comps=$( __get_restartable_units $mode;
                         __get_template_names $mode)
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then
                comps=$( __filter_units_by_property $mode CanStop yes \
                      $( __get_active_units $mode ) )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then
                comps=$( __filter_units_by_property $mode CanReload yes \
                      $( __get_active_units $mode ) )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then
                comps=$( __filter_units_by_property $mode AllowIsolate yes \
                      $( __get_all_units $mode ) )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then
                comps=$( __get_failed_units $mode )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then
                comps=$( __get_masked_units $mode )
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[TARGET_AND_UNITS]}; then
                if __contains_word "$prev" ${VERBS[TARGET_AND_UNITS]} \
                || __contains_word "$prev" ${OPTS[STANDALONE]}; then
                        comps=$( __systemctl $mode list-unit-files --type target --all \
                        | { while read -r a b; do echo " $a"; done; } )
                else
                        comps=$( __get_all_unit_files $mode )
                fi
                compopt -o filenames

        elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
                comps=''

        elif __contains_word "$verb" ${VERBS[JOBS]}; then
                comps=$( __systemctl $mode list-jobs | { while read -r a b; do echo " $a"; done; } )

        elif __contains_word "$verb" ${VERBS[ENVS]}; then
                comps=$( __systemctl $mode show-environment \
                    | while read -r line; do echo " ${line%%=*}=";done )
                compopt -o nospace

        elif __contains_word "$verb" ${VERBS[FILE]}; then
                comps=$( compgen -A file -- "$cur" )
                compopt -o filenames
        elif __contains_word "$verb" ${VERBS[TARGETS]}; then
                comps=$( __systemctl $mode list-unit-files --type target --full --all \
                        | { while read -r a b; do echo " $a"; done; } )
        fi

        COMPREPLY=( $(compgen -o filenames -W '$comps' -- "$cur") )
        return 0
}

complete -F _systemctl systemctl