➕ switch to bash-ini for config parsing
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lib/ini
175
lib/ini
@ -1,34 +1,153 @@
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#!/bin/bash
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set -euo pipefail
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# =====================================================
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# bash-ini v1.0.0 | (c) 2024 DrMaxNix | www.drmaxnix.de
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# =====================================================
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#
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# Parse a ini config file.
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#
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# @param $1 Path to ini file.
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# @param $2 (Optional) prefix for output variable names.
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#
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ini_parse(){
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local filename="$1"
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## VALIDATE PATH ##
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# get from param
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local path="$1"
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sections="$(gawk '{ if ($1 ~ /^\[/) section=tolower(gensub(/\[(.+)\]/,"\\1",1,$1)); configuration[section]=1 } END {for (key in configuration) { print key} }' $filename)"
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for section in $sections; do
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array_name="ini_${section}"
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declare -g -A ${array_name}
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done
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# make sure it is readable
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if [[ ! -r "$path" ]]; then
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ini_log_error "Unable to read config file '$path'"
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fi
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eval $(gawk -F= '{
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if($1 ~ /^\[/)
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section=tolower(gensub(/\[(.+)\]/,"\\1",1,$1))
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else if($1 !~ /^$/ && $1 !~ /^;/ && $1 !~ /^#/){
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gsub(/^[ \t]+|[ \t]+$/, "", $1);
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gsub(/[\[\]]/, "", $1);
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gsub(/^[ \t]+|[ \t]+$/, "", $2);
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if(configuration[section][$1] == "")
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configuration[section][$1]=$2
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else
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configuration[section][$1]=configuration[section][$1]" "$2
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}
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}
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END {
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for(section in configuration)
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for(key in configuration[section]){
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section_name = section
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gsub("-", "_", section_name)
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print "ini_" section_name "[\""key"\"]=\""configuration[section][key]"\";"
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}
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}' ${filename}
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)
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## VAR PREFIX ##
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# get from param or fallback
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local var_prefix="${2:-ini}"
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# validate format
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if [[ ! "$var_prefix" =~ ^[a-z0-9]+(_[a-z0-9]+)*$ ]]; then
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ini_log_error "Invalid variable prefix '$var_prefix'"
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fi
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# build global var names
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local -n out_section_list="${var_prefix}"
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local line
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local section_name
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while IFS= read -r line; do
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## TRIM WHITESPACES ##
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line=$(echo "$line" | sed -E "s/^\s*//g" | sed -E "s/\s*$//g")
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## IGNORE LINES ##
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# empty lines
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if [[ "$line" == "" ]]; then
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# ignore
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continue; fi
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# comments
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if [[ "$line" =~ ^# || "$line" =~ ^\; ]]; then
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# ignore
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continue; fi
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## MATCH SECTION HEADER ##
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if [[ "$line" =~ ^\[.*\]$ ]]; then
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# get section name
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section_name=$(echo "$line" | sed -E "s/^\[(.*)\]$/\1/g")
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# trim whitespaces
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section_name=$(echo "$section_name" | sed -E "s/^\s*//g" | sed -E "s/\s*$//g")
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# validate format
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if [[ ! "$section_name" =~ ^[A-Za-z0-9]+([\._-][A-Za-z0-9]+)*$ ]]; then
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ini_log_error "Invalid section name '$section_name'"
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fi
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# rewrite section name
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section_name=$(echo "$section_name" | tr 'A-Z' 'a-z' | tr '-' '_' | tr '.' '_')
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# maybe add to section list
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local found="no"
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for s in ${out_section_list[*]:-}; do
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if [[ "$s" == "$section_name" ]]; then found="yes"; break; fi
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done
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if [[ "$found" != "yes" ]]; then
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out_section_list=(${out_section_list[@]:-""} "$section_name")
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fi
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# declare section map
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section_map_varname="${var_prefix}__${section_name}"
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declare -g -A ${section_map_varname}
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continue; fi
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## MATCH ASSIGNMENT ##
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if [[ "$line" =~ ^([A-Za-z0-9]+([\._-][A-Za-z0-9]+)*)[[:space:]\t]*=[[:space:]\t]*(.*)$ ]]; then
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# maybe enter root section
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if [[ ! "${section_name:+x}" ]]; then
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section_name="_root"
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out_section_list=(${out_section_list[@]:-""} "$section_name")
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section_map_varname="${var_prefix}__${section_name}"
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declare -g -A ${section_map_varname}
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fi
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# get key and value
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local key=$(echo "$line" | sed -E "s/^([A-Za-z0-9]+([\._-][A-Za-z0-9]+)*)[ \t]*=[ \t]*(.*)$/\1/g")
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local value=$(echo "$line" | sed -E "s/^([A-Za-z0-9]+([\._-][A-Za-z0-9]+)*)[ \t]*=[ \t]*(.*)$/\3/g")
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# maybe trim quote marks
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if [[ "$value" =~ ^\".*\"$ ]]; then
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value=$(echo "$value" | sed -E "s/^\"(.*)\"$/\1/g")
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elif [[ "$value" =~ ^\'.*\'$ ]]; then
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value=$(echo "$value" | sed -E "s/^'(.*)'$/\1/g")
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fi
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# maybe add key to key list
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local -n out_section_key_list="${var_prefix}__${section_name}__key_list"
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local found="no"
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for k in ${out_section_key_list[*]:-}; do
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if [[ "$k" == "$key" ]]; then found="yes"; break; fi
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done
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if [[ "$found" != "yes" ]]; then
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out_section_key_list=(${out_section_key_list[@]:-""} "$key")
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fi
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# set value in section map
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local -n out_section_map="${var_prefix}__${section_name}"
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out_section_map[$key]="$value"
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continue; fi
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## UNKNOWN ##
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ini_log_error "Unknown config string '$line'"
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done < "$path"
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}
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#
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# HELPER: try calling external logger, else use fallback.
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#
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# @param $1 Message to print.
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#
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ini_log_debug(){
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if [[ "$(type -t log_debug)" == "function" ]]; then log_debug "$1"; return; fi
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echo "[DEBUG] $1" 1>&2
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}
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ini_log_info(){
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if [[ "$(type -t log_info)" == "function" ]]; then log_info "$1"; return; fi
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echo "[INFO ] $1" 1>&2
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}
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ini_log_warn(){
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if [[ "$(type -t log_warn)" == "function" ]]; then log_warn "$1"; return; fi
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echo "[WARN ] $1" 1>&2
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}
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ini_log_error(){
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if [[ "$(type -t log_error)" == "function" ]]; then log_error "$1"; return; fi
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echo "[ERROR] $1" 1>&2
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exit 1
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}
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36
workplace
36
workplace
@ -76,19 +76,14 @@ workplace_set(){
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## RUN SET COMMANDS ##
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local -n workplace_section_name="ini_$workplace_name"
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for k in "${!workplace_section_name[@]}"; do
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# make sure this is a `set` command
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if [[ ! "$k" =~ ^set\. ]]; then
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continue
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fi
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# extract command and parameter
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command=$(echo "$k" | grep -oPe '(?<=^set.).*')
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param="${workplace_section_name[$k]}"
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# run command
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workplace_setcommand_run "$command" "$param"
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local -n workplace_section="ini__$workplace_name"
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for k in "${!workplace_section[@]}"; do
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# `set` command
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if [[ "$k" =~ ^set\. ]]; then
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command=$(echo "$k" | grep -oPe '(?<=^set.).*')
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param="${workplace_section[$k]}"
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workplace_setcommand_run "$command" "$param"
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continue; fi
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done
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}
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@ -107,16 +102,16 @@ workplace_update(){
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workplace_list_prio_0=""
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workplace_list_prio_1=""
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for n in $(workplace_available_name_list); do
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local -n workplace_section_name="ini_$n"
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local -n workplace_section="ini__$n"
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# default
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trigger_default="${workplace_section_name[trigger.default]:-""}"
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trigger_default="${workplace_section[trigger.default]:-""}"
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if [[ "$trigger_default" == "true" ]]; then
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workplace_list_prio_0="${workplace_list_prio_0} $n"
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fi
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# usb-id
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trigger_usbid="${workplace_section_name[trigger.usb-id]:-""}"
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trigger_usbid="${workplace_section[trigger.usb-id]:-""}"
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if [[ "$trigger_usbid" ]]; then
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for i in $usb_id_list; do
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if [[ "$i" == "$trigger_usbid" ]]; then
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@ -195,7 +190,8 @@ workplace_updatedaemon(){
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#
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workplace_config_load(){
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# clear used variables
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for v in $(compgen -A variable | grep -Pe '^ini_'); do
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unset ini
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for v in $(compgen -A variable | grep -Pe '^ini__'); do
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unset $v
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done
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@ -209,7 +205,11 @@ workplace_config_load(){
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# HELPER: Get defined workplace names.
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#
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workplace_available_name_list(){
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for v in $(compgen -A variable | grep -oPe '(?<=^ini_).*'); do
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for v in ${ini[*]}; do
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# ignore root section
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[[ "$v" == "_root" ]] && continue
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# include this section's name
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echo $v
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done
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}
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