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Fix lxc-cgroup smart completion.

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Also make bash function more readable for itself.

Signed-off-by: Edênis Freindorfer Azevedo <edenisfa@gmail.com>
This commit is contained in:
Edênis Freindorfer Azevedo 2021-09-08 10:40:49 -03:00
parent b3dcb19407
commit d9be2feb09
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GPG Key ID: F7F1907D677FB8C9
1 changed files with 32 additions and 19 deletions
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51
config/bash/lxc.in
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@ -166,9 +166,11 @@ __lxc_check_word_in_array() {
}
__lxc_piped_args() {
local -r currentWord="${1}"
local -r sep="${2}"
declare -a completionWords=("${@:3}")
# Remove double/single quote and backslash from current completion parameter.
IFS=$"${sep}" read -r -e -a current <<< "${1//[\\\"\']}"
IFS=$"${sep}" read -r -e -a current <<< "${currentWord//[\\\"\']}"
# Add separator back to current in case it is part of completion list.
for i in "${!current[@]}"; do
@ -179,7 +181,7 @@ __lxc_piped_args() {
# Remove words from completion already added to argument.
declare -a minuslast=("${current[@]::${#current[@]}-1}")
declare -a completion=("${@:3}")
declare -a completion=("${completionWords[@]}")
for i in "${!completion[@]}"; do
if __lxc_check_word_in_array "${completion[${i}]}" "${minuslast[@]}"; then
command unset -v 'completion[${i}]'
@ -191,7 +193,7 @@ __lxc_piped_args() {
if __lxc_array_has_duplicates "${minuslast[@]}"; then
return
fi
declare -a allcomps=("${@:3}")
declare -a allcomps=("${completionWords[@]}")
for i in "${!minuslast[@]}"; do
if ! __lxc_check_word_in_array "${minuslast[${i}]}" "${allcomps[@]}"; then
return
@ -212,7 +214,7 @@ __lxc_piped_args() {
fi
# TAB after quotes to complete for next value.
if ! __lxc_array_has_duplicates "${current[@]}" && __lxc_check_word_in_array "${lastword}" "${allcomps[@]}"; then
if ! __lxc_check_completion_avail "${lastword}" "${completion[@]}" || [[ "${#1}" -lt "${#sep}" ]] || [[ "${1: -${#sep}}" == "${sep}" ]]; then
if ! __lxc_check_completion_avail "${lastword}" "${completion[@]}" || [[ "${#currentWord}" -lt "${#sep}" ]] || [[ "${currentWord: -${#sep}}" == "${sep}" ]]; then
prefix=$(__lxc_concat_array_sep "${sep}" "${current[@]}")
for comp in "${completion[@]}"; do
[[ "${comp}" == "${lastword}" ]] && continue
@ -340,7 +342,7 @@ __lxc_get_groups() {
line=$(command echo -e "${line}" | command sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
IFS=$',' read -r -e -a linegroups <<< "${line}"
for entry in "${linegroups[@]}"; do
key=$(printf "%q" "${entry}")
key=$(command printf "%q" "${entry}")
groups+=(["${key}"]=1)
done
done
@ -385,7 +387,7 @@ __lxc_cgroup_v2() {
local -r path="${1}"
[[ ! -f "${path}/cgroup.controllers" ]] && return
for controller in $(<"${path}/cgroup.controllers"); do
for so in ${path}/${controller}.*; do
for so in "${path}/${controller}".*; do
[[ ! -f "${so}" ]] && continue
stateObjects+=("${so##*/}")
done
@ -411,20 +413,30 @@ __lxc_cgroup_v1() {
__lxc_cgroup_state_object() {
local -r name="${1}"
local -r cgroupPath="/sys/fs/cgroup"
# cgroup_v2 + user.slice
local output
local -r userSlicePath="${cgroupPath}/user.slice"
local -r lxcPayloadPath="${cgroupPath}/lxc.payload.${name}"
if [[ -d "${userSlicePath}" ]]; then
COMPREPLY=( $( compgen -W "$(__lxc_cgroup_v2 "${userSlicePath}")" -- "${cur}" ) )
return
# cgroup_v2 + user.slice
read -r -e -a output <<< $(__lxc_cgroup_v2 "${userSlicePath}")
elif [[ -d "${lxcPayloadPath}" ]]; then
# cgroup_v2 + lxc.payload
read -r -e -a output <<< $(__lxc_cgroup_v2 "${lxcPayloadPath}")
else
# cgroup_v1
read -r -e -a output <<< $(__lxc_cgroup_v1 "${cgroupPath}")
fi
# cgroup_v2 + lxc.payload
local -r lxcCgroup="${cgroupPath}/lxc.payload.${name}"
if [[ -d "${lxcCgroup}" ]]; then
COMPREPLY=( $( compgen -W "$(__lxc_cgroup_v2 "${lxcCgroup}")" -- "${cur}" ) )
return
fi
# cgroup_v1
COMPREPLY=( $( compgen -W "$(__lxc_cgroup_v1 "${cgroupPath}")" -- "${cur}" ) )
# Check if state-object is present already.
for w in "${words[@]}"; do
if [[ "${cur}" != "${w}" ]] && __lxc_check_word_in_array "${w}" "${output[@]}"; then
return
elif [[ "${cur}" == "${w}" ]] && ! __lxc_check_completion_avail "${w}" "${output[@]}"; then
return
fi
done
COMPREPLY=( $( compgen -W "${output[*]}" -- "${cur}" ) )
}
_lxc_cgroup() {
@ -453,8 +465,9 @@ _lxc_cgroup() {
return
fi
if __lxc_check_name_present; then
__lxc_cgroup_state_object
local -r custom=$(__lxc_check_name_present)
if [[ -n "${custom}" ]]; then
__lxc_cgroup_state_object "${custom}"
else
__lxc_append_name
fi