/usr/share/bash-completion/completions/journalctl is in systemd 237-3ubuntu10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | # journalctl(1) completion -*- shell-script -*-
# SPDX-License-Identifier: LGPL-2.1+
#
# 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/>.
__contains_word () {
local w word=$1; shift
for w in "$@"; do
[[ $w = "$word" ]] && return
done
}
__get_machines() {
local a b
(machinectl list-images --no-legend --no-pager; machinectl list --no-legend --no-pager; echo ".host") | \
{ while read a b; do echo " $a"; done; } | sort -u;
}
__syslog_priorities=(emerg alert crit err warning notice info debug)
_journalctl() {
local field_vals= cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
local -A OPTS=(
[STANDALONE]='-a --all --full --system --user
--disk-usage -f --follow --header
-h --help -l --local --new-id128 -m --merge --no-pager
--no-tail -q --quiet --setup-keys --verify
--version --list-catalog --update-catalog --list-boots
--show-cursor --dmesg -k --pager-end -e -r --reverse
--utc -x --catalog --no-full --force --dump-catalog
--flush --rotate --sync --no-hostname -N --fields'
[ARG]='-b --boot -D --directory --file -F --field -t --identifier
-M --machine -o --output -u --unit --user-unit -p --priority
--root'
[ARGUNKNOWN]='-c --cursor --interval -n --lines -S --since -U --until
--after-cursor --verify-key
--vacuum-size --vacuum-time --vacuum-files --output-fields'
)
if __contains_word "$prev" ${OPTS[ARG]} ${OPTS[ARGUNKNOWN]}; then
case $prev in
--boot|-b)
comps=$(journalctl -F '_BOOT_ID' 2>/dev/null)
;;
--directory|-D|--root)
comps=$(compgen -d -- "$cur")
compopt -o filenames
;;
--file)
comps=$(compgen -f -- "$cur")
compopt -o filenames
;;
--output|-o)
comps='short short-full short-iso short-iso-precise short-precise short-monotonic short-unix verbose export json json-pretty json-sse cat'
;;
--field|-F)
comps=$(journalctl --fields | sort 2>/dev/null)
;;
--machine|-M)
comps=$( __get_machines )
;;
--priority|-p)
comps=${__syslog_priorities[*]}
;;
--unit|-u)
comps=$(journalctl -F '_SYSTEMD_UNIT' 2>/dev/null)
;;
--user-unit)
comps=$(journalctl -F '_SYSTEMD_USER_UNIT' 2>/dev/null)
;;
--identifier|-t)
comps=$(journalctl -F 'SYSLOG_IDENTIFIER' 2>/dev/null)
;;
*)
return 0
;;
esac
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
fi
if [[ $cur = -* ]]; then
COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
return 0
elif [[ $cur = *=* ]]; then
mapfile -t field_vals < <(journalctl -F "${prev%=}" 2>/dev/null)
COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "${cur#=}") )
elif [[ $cur = /dev* ]]; then
compopt -o filenames
COMPREPLY=( $(compgen -f -- "${cur}") )
elif [[ $cur = /* ]]; then
# Append /dev/ to the list of completions, so that
# after typing /<TAB><TAB> the user sees /dev/ as one
# of the alternatives. Later on the rule above will
# take care of showing device files in /dev/.
mapfile -t field_vals < <(journalctl -F "_EXE" 2>/dev/null; echo '/dev/')
COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "${cur}") )
if [[ "${COMPREPLY[@]}" = '/dev/' ]]; then
compopt -o filenames
COMPREPLY=( $(compgen -f -- "${cur}") )
fi
elif [[ $prev = '=' ]]; then
mapfile -t field_vals < <(journalctl -F "${COMP_WORDS[COMP_CWORD-2]}" 2>/dev/null)
COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "$cur") )
else
mapfile -t field_vals < <(journalctl --fields 2>/dev/null)
compopt -o nospace
COMPREPLY=( $(compgen -W '${field_vals[*]}' -S= -- "$cur") )
fi
}
complete -F _journalctl journalctl
|