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#compdef journalctl
_list_fields() {
local -a journal_fields
journal_fields=(MESSAGE{,_ID} PRIORITY CODE_{FILE,LINE,FUNC}
ERRNO SYSLOG_{FACILITY,IDENTIFIER,PID}
_{P,U,G}ID _COMM _EXE _CMDLINE
_AUDIT_{SESSION,LOGINUID}
_SYSTEMD_{CGROUP,SESSION,UNIT,OWNER_UID}
_SYSTEMD_USER_UNIT USER_UNIT
_SELINUX_CONTEXT _SOURCE_REALTIME_TIMESTAMP
_{BOOT,MACHINE}_ID _HOSTNAME _TRANSPORT
_KERNEL_{DEVICE,SUBSYSTEM}
_UDEV_{SYSNAME,DEVNODE,DEVLINK}
__CURSOR __{REALTIME,MONOTONIC}_TIMESTAMP)
case $_jrnl_none in
yes) _values -s '=' 'possible fields' \
"${journal_fields[@]}:value:_journal_fields ${words[CURRENT]%%=*}" ;;
*) _describe 'possible fields' journal_fields ;;
esac
}
_journal_none() {
local -a _commands _files _jrnl_none
# Setting use-cache will slow this down considerably
_commands=( ${"$(_call_program commands "$service $_sys_service_mgr -F _EXE" 2>/dev/null)"} )
_jrnl_none='yes'
_alternative : \
'files:/dev files:_files -W /dev -P /dev/' \
"commands:commands:($_commands[@])" \
'fields:fields:_list_fields'
}
_journal_fields() {
local -a _fields cmd
cmd=("journalctl $_sys_service_mgr" "-F ${@[-1]}" "2>/dev/null" )
_fields=$(_call_program fields $cmd[@])
_fields=${_fields//'\'/'\\'}
_fields=${_fields//':'/'\:'}
_fields=( ${(f)_fields} )
typeset -U _fields
_describe 'possible values' _fields
}
_journal_boots() {
local -a _bootid _previousboots
_bootid=( ${(f)"$(_call_program bootid "$service -F _BOOT_ID")"} )
_previousboots=( -{1..${#_bootid}} )
_alternative : \
"offsets:boot offsets:compadd -a '_previousboots[1,-2]'" \
"bootid:boot ids:compadd -a _bootid"
}
# Build arguments for "journalctl" to be used in completion.
# Use both --user and --system modes, they are not exclusive.
local -a _modes; _modes=(--user --system)
local -a _modes_with_arg; _modes_with_arg=(--directory -D --file -M --machine)
typeset -a _sys_service_mgr
local w i=0 n=$#words
while (( i++ < n )); do
w=$words[$i]
if (( $_modes[(I)$w] )); then
_sys_service_mgr+=($w)
else
if (( ${_modes_with_arg[(I)$w]} )); then
_sys_service_mgr+=($w ${words[((++i))]})
fi
fi
done
_arguments -s \
{-h,--help}'[Show this help]' \
'--version[Show package version]' \
'--no-pager[Do not pipe output into a pager]' \
{-l,--full}'[Show long fields in full]' \
{-a,--all}'[Show all fields, including long and unprintable]' \
{-f,--follow}'[Follow journal]' \
{-e,--pager-end}'[Jump to the end of the journal in the pager]' \
{-n+,--lines=}'[Number of journal entries to show]:integer' \
'--no-tail[Show all lines, even in follow mode]' \
{-r,--reverse}'[Reverse output]' \
{-o+,--output=}'[Change journal output mode]:output modes:_sd_outputmodes' \
{-x,--catalog}'[Show explanatory texts with each log line]' \
{-q,--quiet}"[Don't show privilege warning]" \
{-m,--merge}'[Show entries from all available journals]' \
{-b+,--boot=}'[Show data only from the specified boot or offset]::boot id or offset:_journal_boots' \
'--list-boots[List boots ordered by time]' \
{-k,--dmesg}'[Show only kernel messages from the current boot]' \
{-u+,--unit=}'[Show data only from the specified unit]:units:_journal_fields _SYSTEMD_UNIT' \
'--user-unit=[Show data only from the specified user session unit]:units:_journal_fields USER_UNIT' \
{-p+,--priority=}'[Show only messages within the specified priority range]:priority:_journal_fields PRIORITY' \
{-t+,--identifier=}'[Show only messages with the specified syslog identifier]:identifier:_journal_fields SYSLOG_IDENTIFIER' \
{-c+,--cursor=}'[Start showing entries from the specified cursor]:cursors:_journal_fields __CURSORS' \
'--after-cursor=[Start showing entries from after the specified cursor]:cursors:_journal_fields __CURSORS' \
'--since=[Start showing entries on or newer than the specified date]:YYYY-MM-DD HH\:MM\:SS' \
'--until=[Stop showing entries on or older than the specified date]:YYYY-MM-DD HH\:MM\:SS' \
{-F,--field=}'[List all values a certain field takes]:Fields:_list_fields' \
'--system[Show system and kernel messages]' \
'--user[Show messages from user services]' \
{-M+,--machine=}'[Operate on local container]:machines:_sd_machines' \
{-D+,--directory=}'[Show journal files from directory]:directories:_directories' \
'--file=[Operate on specified journal files]:file:_files' \
'--root=[Operate on catalog hierarchy under specified directory]:directories:_directories' \
'--new-id128[Generate a new 128 Bit ID]' \
'--header[Show journal header information]' \
'--disk-usage[Show total disk usage]' \
'--list-catalog[List messages in catalog]' \
'--dump-catalog[Dump messages in catalog]' \
'--update-catalog[Update binary catalog database]' \
'--setup-keys[Generate a new FSS key pair]' \
'--force[Force recreation of the FSS keys]' \
'--interval=[Time interval for changing the FSS sealing key]:time interval' \
'--verify[Verify journal file consistency]' \
'--verify-key=[Specify FSS verification key]:FSS key' \
'*::default: _journal_none'
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