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systemd/shell-completion/bash/systemd-analyze
2023-01-18 14:33:08 +00:00

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# systemd-analyze(1) completion -*- shell-script -*-
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# 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 <https://www.gnu.org/licenses/>.
__contains_word () {
local w word=$1; shift
for w in "$@"; do
[[ $w = "$word" ]] && return
done
}
__get_machines() {
local a b
{ machinectl list --full --max-addresses=0 --no-legend --no-pager 2>/dev/null; echo ".host"; } | \
{ while read a b; do echo " $a"; done; } | \
sort -u
}
__get_units_all() {
systemctl list-units --no-legend --no-pager --plain --all | \
{ while read -r a b c; do echo " $a"; done }
}
__get_services() {
systemctl list-units --no-legend --no-pager --plain -t service --all $1 | \
{ while read -r a b c; do [[ $b == "loaded" ]]; echo " $a"; done }
}
__get_syscall_sets() {
local line
systemd-analyze syscall-filter --no-pager | while IFS= read -r line; do
if [[ $line == @* ]]; then
printf '%s\n' "$line"
fi
done
}
_systemd_analyze() {
local i verb comps mode
local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} words cword
local -A OPTS=(
[STANDALONE]='-h --help --version --system --user --global --order --require --no-pager
--man=no --generators=yes --quiet'
[ARG]='-H --host -M --machine --fuzz --from-pattern --to-pattern --root'
)
local -A VERBS=(
[STANDALONE]='time blame unit-paths exit-status calendar timestamp timespan'
[CRITICAL_CHAIN]='critical-chain'
[DOT]='dot'
[DUMP]='dump'
[VERIFY]='verify'
[SECCOMP_FILTER]='syscall-filter'
[CAT_CONFIG]='cat-config'
[SECURITY]='security'
[CONDITION]='condition'
[INSPECT_ELF]='inspect-elf'
[PLOT]='plot'
)
local CONFIGS='systemd/bootchart.conf systemd/coredump.conf systemd/journald.conf
systemd/journal-remote.conf systemd/journal-upload.conf systemd/logind.conf
systemd/resolved.conf systemd/networkd.conf systemd/resolved.conf
systemd/sleep.conf systemd/system.conf systemd/timedated.conf
systemd/timesyncd.conf systemd/user.conf udev/udev.conf'
_init_completion || return
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 __contains_word "$prev" ${OPTS[ARG]}; then
case $prev in
--host|-H)
comps=$(compgen -A hostname)
;;
--machine|-M)
comps=$( __get_machines )
;;
esac
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
fi
if [[ -z ${verb-} && $cur = -* ]]; then
COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
return 0
fi
if [[ -z ${verb-} ]]; then
comps=${VERBS[*]}
elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --global --no-pager'
fi
elif __contains_word "$verb" ${VERBS[CRITICAL_CHAIN]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --fuzz --no-pager'
else
comps=$( __get_units_all )
fi
elif __contains_word "$verb" ${VERBS[DOT]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --global --from-pattern --to-pattern --order --require'
fi
elif __contains_word "$verb" ${VERBS[DUMP]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --no-pager'
else
comps=$( __get_units_all )
fi
elif __contains_word "$verb" ${VERBS[SECCOMP_FILTER]}; then
if [[ $cur = -* ]]; then
comps='--help --version --no-pager'
else
comps=$( __get_syscall_sets )
fi
elif __contains_word "$verb" ${VERBS[VERIFY]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --global --man=no --generators=yes --root --image --recursive-errors=no --recursive-errors=yes --recursive-errors=one'
else
comps=$( compgen -A file -- "$cur" )
compopt -o filenames
fi
elif __contains_word "$verb" ${VERBS[CAT_CONFIG]}; then
if [[ $cur = -* ]]; then
comps='--help --version --root --no-pager'
elif [[ -z $cur ]]; then
comps="$CONFIGS"
compopt -o filenames
else
comps="$CONFIGS $( compgen -A file -- "$cur" )"
compopt -o filenames
fi
elif __contains_word "$verb" ${VERBS[SECURITY]}; then
if [[ $cur = -* ]]; then
comps='--help --version --no-pager --system --user -H --host -M --machine --offline --threshold --security-policy --json=off --json=pretty --json=short --root --image --profile=default --profile=nonetwork --profile=strict --profile=trusted'
elif ! __contains_word "--offline" ${COMP_WORDS[*]}; then
if __contains_word "--user" ${COMP_WORDS[*]}; then
mode=--user
else
mode=--system
fi
comps=$( __get_services $mode )
else
comps="$CONFIGS $( compgen -A file -- "$cur" )"
compopt -o filenames
fi
elif __contains_word "$verb" ${VERBS[CONDITION]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --global --no-pager --root --image'
elif [[ $prev = "-u" ]] || [[ $prev = "--unit" ]]; then
if __contains_word "--user" ${COMP_WORDS[*]}; then
mode=--user
else
mode=--system
fi
comps=$( __get_services $mode )
fi
elif __contains_word "$verb" ${VERBS[INSPECT_ELF]}; then
if [[ $cur = -* ]]; then
comps='--help --version --json=off --json=pretty --json=short'
else
comps=$( compgen -A file -- "$cur" )
compopt -o filenames
fi
elif __contains_word "$verb" ${VERBS[PLOT]}; then
if [[ $cur = -* ]]; then
comps='--help --version --system --user --global --no-pager --json=off --json=pretty --json=short --table --no-legend'
fi
fi
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
}
complete -F _systemd_analyze systemd-analyze