config helpers: misc style + check if file exists

This commit is contained in:
Alexandre Aubin 2021-09-06 00:01:14 +02:00
parent 74714d0a62
commit 552db2e21d
2 changed files with 76 additions and 46 deletions

View file

@ -19,7 +19,7 @@ for panel_name, panel in loaded_toml.items():
if not isinstance(param, dict):
continue
print(';'.join([
name,
name,
param.get('type', 'string'),
param.get('bind', 'settings' if param.get('type', 'string') != 'file' else '')
]))
@ -35,45 +35,53 @@ EOL
file_hash[${short_setting}]=""
formats[${short_setting}]=""
# Get value from getter if exists
if type -t $getter 2>/dev/null | grep -q '^function$' 2>/dev/null; then
if type -t $getter 2>/dev/null | grep -q '^function$' 2>/dev/null;
then
old[$short_setting]="$($getter)"
formats[${short_setting}]="yaml"
elif [[ "$bind" == "null" ]] ; then
elif [[ "$bind" == "null" ]];
then
old[$short_setting]="YNH_NULL"
# Get value from app settings or from another file
elif [[ "$type" == "file" ]] ; then
if [[ "$bind" == "settings" ]] ; then
elif [[ "$type" == "file" ]];
then
if [[ "$bind" == "settings" ]];
then
ynh_die "File '${short_setting}' can't be stored in settings"
fi
old[$short_setting]="$(ls $(echo $bind | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/) 2> /dev/null || echo YNH_NULL)"
file_hash[$short_setting]="true"
# Get multiline text from settings or from a full file
elif [[ "$type" == "text" ]] ; then
if [[ "$bind" == "settings" ]] ; then
elif [[ "$type" == "text" ]];
then
if [[ "$bind" == "settings" ]];
then
old[$short_setting]="$(ynh_app_setting_get $app $short_setting)"
elif [[ "$bind" == *":"* ]] ; then
elif [[ "$bind" == *":"* ]];
then
ynh_die "For technical reasons, multiline text '${short_setting}' can't be stored automatically in a variable file, you have to create custom getter/setter"
else
old[$short_setting]="$(cat $(echo $bind | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/) 2> /dev/null || echo YNH_NULL)"
fi
# Get value from a kind of key/value file
# Get value from a kind of key/value file
else
if [[ "$bind" == "settings" ]] ; then
if [[ "$bind" == "settings" ]];
then
bind=":/etc/yunohost/apps/$app/settings.yml"
fi
local bind_key="$(echo "$bind" | cut -d: -f1)"
bind_key=${bind_key:-$short_setting}
local bind_file="$(echo "$bind" | cut -d: -f2 | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
old[$short_setting]="$(ynh_read_var_in_file --file="${bind_file}" --key="${bind_key}")"
fi
done
}
_ynh_app_config_apply() {
@ -82,21 +90,27 @@ _ynh_app_config_apply() {
local setter="set__${short_setting}"
local bind="${binds[$short_setting]}"
local type="${types[$short_setting]}"
if [ "${changed[$short_setting]}" == "true" ] ; then
if [ "${changed[$short_setting]}" == "true" ];
then
# Apply setter if exists
if type -t $setter 2>/dev/null | grep -q '^function$' 2>/dev/null; then
if type -t $setter 2>/dev/null | grep -q '^function$' 2>/dev/null;
then
$setter
elif [[ "$bind" == "null" ]] ; then
elif [[ "$bind" == "null" ]];
then
continue
# Save in a file
elif [[ "$type" == "file" ]] ; then
if [[ "$bind" == "settings" ]] ; then
elif [[ "$type" == "file" ]];
then
if [[ "$bind" == "settings" ]];
then
ynh_die "File '${short_setting}' can't be stored in settings"
fi
local bind_file="$(echo "$bind" | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
if [[ "${!short_setting}" == "" ]] ; then
if [[ "${!short_setting}" == "" ]];
then
ynh_backup_if_checksum_is_different --file="$bind_file"
rm -f "$bind_file"
ynh_delete_file_checksum --file="$bind_file" --update_only
@ -107,15 +121,18 @@ _ynh_app_config_apply() {
ynh_store_file_checksum --file="$bind_file" --update_only
ynh_print_info "File '$bind_file' overwrited with ${!short_setting}"
fi
# Save value in app settings
elif [[ "$bind" == "settings" ]] ; then
# Save value in app settings
elif [[ "$bind" == "settings" ]];
i then
ynh_app_setting_set $app $short_setting "${!short_setting}"
ynh_print_info "Configuration key '$short_setting' edited in app settings"
# Save multiline text in a file
elif [[ "$type" == "text" ]] ; then
if [[ "$bind" == *":"* ]] ; then
elif [[ "$type" == "text" ]];
then
if [[ "$bind" == *":"* ]];
then
ynh_die "For technical reasons, multiline text '${short_setting}' can't be stored automatically in a variable file, you have to create custom getter/setter"
fi
local bind_file="$(echo "$bind" | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
@ -133,7 +150,7 @@ _ynh_app_config_apply() {
ynh_backup_if_checksum_is_different --file="$bind_file"
ynh_write_var_in_file --file="${bind_file}" --key="${bind_key}" --value="${!short_setting}"
ynh_store_file_checksum --file="$bind_file" --update_only
# We stored the info in settings in order to be able to upgrade the app
ynh_app_setting_set $app $short_setting "${!short_setting}"
ynh_print_info "Configuration key '$bind_key' edited into $bind_file"
@ -146,8 +163,10 @@ _ynh_app_config_apply() {
_ynh_app_config_show() {
for short_setting in "${!old[@]}"
do
if [[ "${old[$short_setting]}" != YNH_NULL ]] ; then
if [[ "${formats[$short_setting]}" == "yaml" ]] ; then
if [[ "${old[$short_setting]}" != YNH_NULL ]];
then
if [[ "${formats[$short_setting]}" == "yaml" ]];
then
ynh_return "${short_setting}:"
ynh_return "$(echo "${old[$short_setting]}" | sed 's/^/ /g')"
else
@ -167,23 +186,28 @@ _ynh_app_config_validate() {
for short_setting in "${!old[@]}"
do
changed[$short_setting]=false
if [ -z ${!short_setting+x} ]; then
if [ -z ${!short_setting+x} ];
then
# Assign the var with the old value in order to allows multiple
# args validation
declare "$short_setting"="${old[$short_setting]}"
continue
fi
if [ ! -z "${file_hash[${short_setting}]}" ] ; then
if [ ! -z "${file_hash[${short_setting}]}" ];
then
file_hash[old__$short_setting]=""
file_hash[new__$short_setting]=""
if [ -f "${old[$short_setting]}" ] ; then
if [ -f "${old[$short_setting]}" ];
then
file_hash[old__$short_setting]=$(sha256sum "${old[$short_setting]}" | cut -d' ' -f1)
if [ -z "${!short_setting}" ] ; then
if [ -z "${!short_setting}" ];
then
changed[$short_setting]=true
nothing_changed=false
fi
fi
if [ -f "${!short_setting}" ] ; then
if [ -f "${!short_setting}" ];
then
file_hash[new__$short_setting]=$(sha256sum "${!short_setting}" | cut -d' ' -f1)
if [[ "${file_hash[old__$short_setting]}" != "${file_hash[new__$short_setting]}" ]]
then
@ -203,8 +227,8 @@ _ynh_app_config_validate() {
then
ynh_print_info "Nothing has changed"
exit 0
fi
fi
# Run validation if something is changed
ynh_script_progression --message="Validating the new configuration..." --weight=1
@ -212,7 +236,8 @@ _ynh_app_config_validate() {
do
[[ "${changed[$short_setting]}" == "false" ]] && continue
local result=""
if type -t validate__$short_setting | grep -q '^function$' 2>/dev/null; then
if type -t validate__$short_setting | grep -q '^function$' 2>/dev/null;
then
result="$(validate__$short_setting)"
fi
if [ -n "$result" ]
@ -228,8 +253,8 @@ _ynh_app_config_validate() {
if [[ "$changes_validated" == "false" ]]
then
exit 0
fi
fi
}
ynh_app_config_get() {
@ -255,19 +280,19 @@ ynh_app_config_run() {
declare -Ag binds=()
declare -Ag types=()
declare -Ag formats=()
case $1 in
show)
ynh_app_config_get
ynh_app_config_show
;;
apply)
apply)
max_progression=4
ynh_script_progression --message="Reading config panel description and current configuration..."
ynh_app_config_get
ynh_app_config_validate
ynh_script_progression --message="Applying the new configuration..."
ynh_app_config_apply
ynh_script_progression --message="Configuration of $app completed" --last

View file

@ -481,9 +481,9 @@ ynh_replace_vars () {
#
# This helpers match several var affectation use case in several languages
# We don't use jq or equivalent to keep comments and blank space in files
# This helpers work line by line, it is not able to work correctly
# This helpers work line by line, it is not able to work correctly
# if you have several identical keys in your files
#
#
# Example of line this helpers can managed correctly
# .yml
# title: YunoHost documentation
@ -517,6 +517,9 @@ ynh_read_var_in_file() {
ynh_handle_getopts_args "$@"
set +o xtrace
local filename="$(basename -- "$file")"
[[ -f $file ]] || ynh_die "File $file does not exists"
local ext="${filename##*.}"
local endline=',;'
local assign="=>|:|="
@ -576,6 +579,8 @@ ynh_write_var_in_file() {
set +o xtrace
local var_part='\s*\$?([\w.]*\[)?\s*["'"']?${key}['"'"]?\s*\]?\s*[:=]>?\s*'
[[ -f $file ]] || ynh_die "File $file does not exists"
local crazy_value="$(grep -i -o -P '^\s*\$?([\w.]*\[)?\s*["'"']?${key}['"'"]?\s*\]?\s*[:=]>?\s*\K.*(?=[\s,;]*$)' ${file} | head -n1)"
# local crazy_value="$(grep -i -o -P "^${var_part}\K.*(?=[ \t,\n;]*\$)" ${file} | head -n1)"
local first_char="${crazy_value:0:1}"