fail2ban/files/bash-completion

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# fail2ban bash-completion -*- shell-script -*-
#
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban 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 General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
__fail2ban_jails () {
"$1" status 2>/dev/null | awk -F"\t+" '/Jail list/{print $2}' | sed 's/, / /g'
}
__fail2ban_jail_actions () {
"$1" get "$2" actions 2>/dev/null | sed -n '$s/\([^,]\+\),\?/\1/gp'
}
__fail2ban_jail_action_properties () {
"$1" get "$2" actionproperties "$3" 2>/dev/null | sed -n '$s/\([^,]\+\),\?/\1/gp'
}
__fail2ban_jail_action_methods () {
"$1" get "$2" actionmethods "$3" 2>/dev/null | sed -n '$s/\([^,]\+\),\?/\1/gp'
}
_fail2ban () {
local cur prev words cword
_init_completion || return
case $prev in
-V|--version|-h|--help)
return 0 # No further completion valid
;;
-c)
_filedir -d # Directories
return 0
;;
-s|-p)
_filedir # Files
return 0
;;
*)
if [[ "$cur" == "-"* ]];then
COMPREPLY=( $( compgen -W \
"$( _parse_help "$1" --help 2>/dev/null) -V" \
-- "$cur") )
return 0
fi
;;
esac
if [[ "$1" == *"fail2ban-regex" ]];then
_filedir
return 0
elif [[ "$1" == *"fail2ban-client" ]];then
local cmd jail action
case $prev in
"$1")
COMPREPLY=( $( compgen -W \
"$( "$1" --help 2>/dev/null | awk '/^ [a-z]+/{print $1}')" \
-- "$cur") )
return 0
;;
start|reload|stop|status)
COMPREPLY=( $(compgen -W "$(__fail2ban_jails "$1")" -- "$cur" ) )
return 0
;;
set|get)
COMPREPLY=( $( compgen -W \
"$( "$1" --help 2>/dev/null | awk '/^ '$prev' [^<]/{print $2}')" \
-- "$cur") )
COMPREPLY+=( $(compgen -W "$(__fail2ban_jails "$1")" -- "$cur" ) )
return 0
;;
*)
if [[ "${words[$cword-2]}" == "add" ]];then
COMPREPLY=( $( compgen -W "auto polling gamin pyinotify systemd" -- "$cur" ) )
return 0
elif [[ "${words[$cword-2]}" == "set" || "${words[$cword-2]}" == "get" ]];then
cmd="${words[cword-2]}"
# Handle in section below
elif [[ "${words[$cword-3]}" == "set" || "${words[$cword-3]}" == "get" ]];then
cmd="${words[$cword-3]}"
jail="${words[$cword-2]}"
# Handle in section below
elif [[ "${words[$cword-4]}" == "set" || "${words[$cword-4]}" == "get" && ${words[$cword-2]} == action* ]];then
cmd="${words[$cword-4]}"
jail="${words[$cword-3]}"
action="${words[$cword-1]}"
# Handle in section below
fi
;;
esac
if [[ -z "$jail" && -n "$cmd" ]];then
case $prev in
loglevel)
if [[ "$cmd" == "set" ]];then
COMPREPLY=( $( compgen -W "CRITICAL ERROR WARNING NOTICE INFO DEBUG" -- "$cur" ) )
fi
return 0
;;
logtarget)
if [[ "$cmd" == "set" ]];then
COMPREPLY=( $( compgen -W "STDOUT STDERR SYSLOG SYSOUT" -- "$cur" ) )
_filedir # And files
fi
return 0
;;
*) # Jail name
COMPREPLY=( $( compgen -W \
"$( "$1" --help 2>/dev/null | awk '/^ '${cmd}' <JAIL>/{print $3}')" \
-- "$cur") )
return 0
;;
esac
elif [[ -n "$jail" && -n "$action" ]];then
case ${words[$cwords-3]} in
action)
COMPREPLY=( $( compgen -W \
"$( __fail2ban_jail_action_properties "$1" "$jail" "$action")" \
-- "$cur" ) )
if [[ "$cmd" == "set" ]];then
COMPREPLY+=( $(compgen -W "$(__fail2ban_jail_action_methods "$1" "$jail" "$action")" -- "$cur" ) )
fi
return 0
;;
esac
elif [[ -n "$jail" && $prev == action* ]];then
case $prev in
action|actionproperties|actionmethods)
COMPREPLY=( $(compgen -W "$(__fail2ban_jail_actions "$1" "$jail")" -- "$cur" ) )
return 0
;;
esac
elif [[ -n "$jail" && "$cmd" == "set" ]];then
case $prev in
addlogpath)
_filedir
return 0
;;
dellogpath|delignoreip)
COMPREPLY=( $( compgen -W \
"$( "$1" get "$jail" "${prev/del/}" 2>/dev/null | awk -F- '{print $2}')" \
-- "$cur" ) )
if [[ -z "$COMPREPLY" && "$prev" == "dellogpath" ]];then
_filedir
fi
return 0
;;
delfailregex|delignoreregex)
COMPREPLY=( $( compgen -W \
"$( "$1" get "$jail" "${prev/del/}" 2>/dev/null | awk -F"[][]" '{print $2}')" \
-- "$cur" ) )
return 0
;;
unbanip)
COMPREPLY=( $( compgen -W \
"$( "$1" status "$jail" 2>/dev/null | awk -F"\t+" '/IP list:/{print $2}')" \
-- "$cur" ) )
return 0
;;
idle)
COMPREPLY=( $( compgen -W "on off" -- "$cur" ) )
return 0
;;
usedns)
COMPREPLY=( $( compgen -W "yes no warn" -- "$cur" ) )
return 0
;;
esac
fi
fi # fail2ban-client
} &&
complete -F _fail2ban fail2ban-client fail2ban-server fail2ban-regex