391 lines
11 KiB
Text
391 lines
11 KiB
Text
# Copyright (c) 2013, Aneurin Price <aneurin.price@gmail.com>
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# Permission is hereby granted, free of charge, to any person
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# obtaining a copy of this software and associated documentation
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# files (the "Software"), to deal in the Software without
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# restriction, including without limitation the rights to use,
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# copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following
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# conditions:
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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# OTHER DEALINGS IN THE SOFTWARE.
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if [[ -w /dev/zfs ]]; then
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__ZFS_CMD="zfs"
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__ZPOOL_CMD="zpool"
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else
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__ZFS_CMD="sudo zfs"
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__ZPOOL_CMD="sudo zpool"
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fi
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__zfs_get_commands()
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{
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$__ZFS_CMD 2>&1 | awk '/^\t[a-z]/ {print $1}' | cut -f1 -d '|' | uniq
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}
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__zfs_get_properties()
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{
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$__ZFS_CMD get 2>&1 | awk '$2 == "YES" || $2 == "NO" {print $1}'; echo all name space
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}
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__zfs_get_editable_properties()
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{
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$__ZFS_CMD get 2>&1 | awk '$2 == "YES" {print $1"="}'
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}
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__zfs_get_inheritable_properties()
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{
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$__ZFS_CMD get 2>&1 | awk '$3 == "YES" {print $1}'
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}
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__zfs_list_datasets()
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{
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$__ZFS_CMD list -H -o name -t filesystem,volume
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}
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__zfs_list_filesystems()
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{
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$__ZFS_CMD list -H -o name -t filesystem
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}
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__zfs_match_snapshot()
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{
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local base_dataset=${cur%@*}
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if [[ $base_dataset != $cur ]]
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then
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$__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset
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else
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$__ZFS_CMD list -H -o name -t filesystem,volume | awk '{print $1"@"}'
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fi
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}
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__zfs_match_explicit_snapshot()
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{
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local base_dataset=${cur%@*}
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if [[ $base_dataset != $cur ]]
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then
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$__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset
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fi
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}
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__zfs_match_multiple_snapshots()
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{
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local existing_opts=$(expr "$cur" : '\(.*\)[%,]')
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if [[ $existing_opts ]]
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then
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local base_dataset=${cur%@*}
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if [[ $base_dataset != $cur ]]
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then
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local cur=${cur##*,}
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if [[ $cur =~ ^%|%.*% ]]
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then
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# correct range syntax is start%end
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return 1
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fi
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local range_start=$(expr "$cur" : '\(.*%\)')
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$__ZFS_CMD list -H -o name -t snapshot -d 1 $base_dataset | sed 's$.*@$'$range_start'$g'
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fi
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else
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__zfs_match_explicit_snapshot; __zfs_list_datasets
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fi
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}
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__zfs_list_volumes()
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{
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$__ZFS_CMD list -H -o name -t volume
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}
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__zfs_argument_chosen()
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{
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local word property
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for word in $(seq $((COMP_CWORD-1)) -1 2)
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do
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local prev="${COMP_WORDS[$word]}"
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if [[ ${COMP_WORDS[$word-1]} != -[tos] ]]
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then
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if [[ "$prev" == [^,]*,* ]] || [[ "$prev" == *[@:]* ]]
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then
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return 0
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fi
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for property in $@
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do
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if [[ $prev == "$property" ]]
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then
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return 0
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fi
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done
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fi
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done
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return 1
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}
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__zfs_complete_ordered_arguments()
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{
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local list1=$1
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local list2=$2
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local cur=$3
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local extra=$4
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if __zfs_argument_chosen $list1
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then
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COMPREPLY=($(compgen -W "$list2 $extra" -- "$cur"))
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else
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COMPREPLY=($(compgen -W "$list1 $extra" -- "$cur"))
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fi
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}
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__zfs_complete_multiple_options()
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{
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local options=$1
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local cur=$2
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COMPREPLY=($(compgen -W "$options" -- "${cur##*,}"))
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local existing_opts=$(expr "$cur" : '\(.*,\)')
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if [[ $existing_opts ]]
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then
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COMPREPLY=( "${COMPREPLY[@]/#/${existing_opts}}" )
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fi
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}
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__zfs_complete_switch()
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{
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local options=$1
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if [[ ${cur:0:1} == - ]]
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then
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COMPREPLY=($(compgen -W "-{$options}" -- "$cur"))
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return 0
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else
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return 1
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fi
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}
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__zfs_complete()
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{
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local cur prev cmd cmds
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COMPREPLY=()
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# Don't split on colon
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_get_comp_words_by_ref -n : -c cur -p prev -w COMP_WORDS -i COMP_CWORD
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cmd="${COMP_WORDS[1]}"
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if [[ ${prev##*/} == zfs ]]
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then
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cmds=$(__zfs_get_commands)
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COMPREPLY=($(compgen -W "$cmds -?" -- "$cur"))
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return 0
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fi
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case "${cmd}" in
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clone)
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case "${prev}" in
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-o)
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COMPREPLY=($(compgen -W "$(__zfs_get_editable_properties)" -- "$cur"))
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;;
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*)
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if ! __zfs_complete_switch "o,p"
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then
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if __zfs_argument_chosen
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then
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COMPREPLY=($(compgen -W "$(__zfs_list_datasets)" -- "$cur"))
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else
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COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
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fi
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fi
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;;
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esac
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;;
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get)
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case "${prev}" in
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-d)
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COMPREPLY=($(compgen -W "" -- "$cur"))
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;;
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-t)
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__zfs_complete_multiple_options "filesystem volume snapshot all" "$cur"
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;;
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-s)
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__zfs_complete_multiple_options "local default inherited temporary none" "$cur"
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;;
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-o)
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__zfs_complete_multiple_options "name property value source received all" "$cur"
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;;
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*)
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if ! __zfs_complete_switch "H,r,p,d,o,t,s"
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then
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if __zfs_argument_chosen $(__zfs_get_properties)
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then
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COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
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else
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__zfs_complete_multiple_options "$(__zfs_get_properties)" "$cur"
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fi
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fi
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;;
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esac
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;;
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inherit)
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if ! __zfs_complete_switch "r"
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then
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__zfs_complete_ordered_arguments "$(__zfs_get_inheritable_properties)" "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" $cur
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fi
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;;
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list)
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case "${prev}" in
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-d)
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COMPREPLY=($(compgen -W "" -- "$cur"))
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;;
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-t)
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__zfs_complete_multiple_options "filesystem volume snapshot all" "$cur"
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;;
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-o)
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__zfs_complete_multiple_options "$(__zfs_get_properties)" "$cur"
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;;
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-s|-S)
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COMPREPLY=($(compgen -W "$(__zfs_get_properties)" -- "$cur"))
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;;
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*)
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if ! __zfs_complete_switch "H,r,d,o,t,s,S"
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then
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COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
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fi
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;;
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esac
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;;
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promote)
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COMPREPLY=($(compgen -W "$(__zfs_list_filesystems)" -- "$cur"))
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;;
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rollback)
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if ! __zfs_complete_switch "r,R,f"
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then
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COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
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fi
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;;
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send)
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if ! __zfs_complete_switch "d,n,P,p,R,v,i,I"
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then
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COMPREPLY=($(compgen -W "$(__zfs_match_snapshot)" -- "$cur"))
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fi
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;;
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snapshot)
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case "${prev}" in
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-o)
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COMPREPLY=($(compgen -W "$(__zfs_get_editable_properties)" -- "$cur"))
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;;
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*)
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if ! __zfs_complete_switch "o,r"
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then
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COMPREPLY=($(compgen -W "$(__zfs_list_datasets | awk '{print $1"@"}')" -- "$cur"))
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fi
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;;
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esac
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;;
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set)
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__zfs_complete_ordered_arguments "$(__zfs_get_editable_properties)" "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" $cur
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;;
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upgrade)
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case "${prev}" in
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-a|-V|-v)
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COMPREPLY=($(compgen -W "" -- "$cur"))
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;;
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*)
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if ! __zfs_complete_switch "a,V,v,r"
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then
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COMPREPLY=($(compgen -W "$(__zfs_list_filesystems)" -- "$cur"))
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fi
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;;
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esac
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;;
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destroy)
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if ! __zfs_complete_switch "d,f,n,p,R,r,v"
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then
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__zfs_complete_multiple_options "$(__zfs_match_multiple_snapshots)" $cur
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fi
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;;
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*)
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COMPREPLY=($(compgen -W "$(__zfs_match_explicit_snapshot) $(__zfs_list_datasets)" -- "$cur"))
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;;
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esac
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__ltrim_colon_completions "$cur"
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return 0
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}
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__zpool_get_commands()
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{
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$__ZPOOL_CMD 2>&1 | awk '/^\t[a-z]/ {print $1}' | uniq
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}
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__zpool_get_properties()
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{
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$__ZPOOL_CMD get 2>&1 | awk '$2 == "YES" || $2 == "NO" {print $1}'; echo all
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}
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__zpool_get_editable_properties()
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{
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$__ZPOOL_CMD get 2>&1 | awk '$2 == "YES" {print $1"="}'
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}
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__zpool_list_pools()
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{
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$__ZPOOL_CMD list -H -o name
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}
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__zpool_complete()
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{
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local cur prev cmd cmds
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COMPREPLY=()
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cur="${COMP_WORDS[COMP_CWORD]}"
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prev="${COMP_WORDS[COMP_CWORD-1]}"
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cmd="${COMP_WORDS[1]}"
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if [[ ${prev##*/} == zpool ]]
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then
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cmds=$(__zpool_get_commands)
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COMPREPLY=($(compgen -W "$cmds" -- "$cur"))
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return 0
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fi
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case "${cmd}" in
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get)
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__zfs_complete_ordered_arguments "$(__zpool_get_properties)" "$(__zpool_list_pools)" $cur
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return 0
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;;
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import)
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if [[ $prev == -d ]]
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then
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_filedir -d
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else
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COMPREPLY=($(compgen -W "$(__zpool_list_pools) -d" -- "$cur"))
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fi
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return 0
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;;
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set)
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__zfs_complete_ordered_arguments "$(__zpool_get_editable_properties)" "$(__zpool_list_pools)" $cur
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return 0
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;;
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add|attach|clear|create|detach|offline|online|remove|replace)
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local pools="$(__zpool_list_pools)"
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if __zfs_argument_chosen $pools
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then
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_filedir
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else
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COMPREPLY=($(compgen -W "$pools" -- "$cur"))
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fi
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return 0
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;;
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*)
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COMPREPLY=($(compgen -W "$(__zpool_list_pools)" -- "$cur"))
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return 0
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;;
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esac
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}
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complete -F __zfs_complete zfs
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complete -F __zpool_complete zpool
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