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# journalctl(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/>.
__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 " $a"; done; } | sort -u;
}
__journal_fields=(MESSAGE{,_ID} PRIORITY CODE_{FILE,LINE,FUNC}
ERRNO SYSLOG_{FACILITY,IDENTIFIER,PID} COREDUMP_EXE
_{P,U,G}ID _COMM _EXE _CMDLINE
_CAP_EFFECTIVE _AUDIT_{SESSION,LOGINUID}
_SYSTEMD_{CGROUP,SESSION,{,USER_}UNIT,OWNER_UID,SLICE}
_SELINUX_CONTEXT _SOURCE_REALTIME_TIMESTAMP
_{BOOT,MACHINE}_ID _HOSTNAME _TRANSPORT
_KERNEL_{DEVICE,SUBSYSTEM}
_UDEV_{SYSNAME,DEVNODE,DEVLINK}
__CURSOR __{REALTIME,MONOTONIC}_TIMESTAMP)
__syslog_priorities=(emerg alert crit err warning notice info debug)
_journalctl() {
local field_vals= cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
local -A OPTS=(
[STANDALONE]='-a --all --full --system --user
--disk-usage -f --follow --header
-h --help -l --local --new-id128 -m --merge --no-pager
--no-tail -q --quiet --setup-keys --this-boot --verify
--version --list-catalog --update-catalog --list-boots
--show-cursor --dmesg -k --pager-end -e -r --reverse
--utc -x --catalog --no-full --force --dump-catalog
--flush --rotate --sync'
[ARG]='-b --boot --this-boot -D --directory --file -F --field
-M --machine -o --output -u --unit --user-unit -p --priority
--vacuum-size --vacuum-time'
[ARGUNKNOWN]='-c --cursor --interval -n --lines -S --since -U --until
--after-cursor --verify-key -t --identifier
--root'
)
if __contains_word "$prev" ${OPTS[ARG]} ${OPTS[ARGUNKNOWN]}; then
case $prev in
--boot|--this-boot|-b)
comps=$(journalctl -F '_BOOT_ID' 2>/dev/null)
;;
--directory|-D)
comps=$(compgen -d -- "$cur")
compopt -o filenames
;;
--file)
comps=$(compgen -f -- "$cur")
compopt -o filenames
;;
--output|-o)
comps='short short-iso short-precise short-monotonic verbose export json json-pretty json-sse cat'
;;
--field|-F)
comps=${__journal_fields[*]}
;;
--machine|-M)
comps=$( __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)
;;
*)
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
compopt -o nospace
COMPREPLY=( $(compgen -W '${__journal_fields[*]}' -S= -- "$cur") )
fi
}
complete -F _journalctl journalctl
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