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parse_object_kv_list_non_eval()

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myvesta 2025-04-25 20:06:07 +02:00 • committed by GitHub
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1 changed files with 16 additions and 16 deletions
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32
func/main.sh
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@ -1155,17 +1155,16 @@ check_if_service_exists() {
fi
}
# Checking the format of a string with key='value' pairs and setting variables, without using Perl
# Code taken from HestiaCP and improved
# Parsing config variables with key='value' and key="value" pairs and setting them as variables, without using Perl.
# Inspired by HestiaCP function and improved
parse_object_kv_list_non_eval() {
# Let's combine all the parameters into one string, replace the new lines with a space
local str="${*//$'\n'/ }"
local backup_str=$str
# Escape " and $
# str="${str//\"/\\\"}"
# str="${str//\$/\\\$}"
local key val match
local key val match i
i=0
# Searching for key='value' blocks
# Loop until we find the next key='value'
while [[ $str =~ ([A-Za-z][[:alnum:]_]*)=\'([^\']*)\' ]]; do
key="${BASH_REMATCH[1]}"
@ -1177,23 +1176,25 @@ parse_object_kv_list_non_eval() {
check_result "$E_INVALID" "Invalid key format [$key]"
fi
# Value validation: must not contain an apostrophe
if ! [[ "$val" =~ ^[^\']*$ ]]; then
check_result "$E_INVALID" "Invalid value format [$val]"
fi
# Declaring a global variable
declare -g "$key"="$val"
# Let's remove the processed part from str to continue
str="${str#*$match}"
((i++))
if [ $i -eq 100 ]; then
check_result "$E_INVALID" "Potentially conf-parsing infinite loop detected"
fi
done
# Terminate function if we don't expect strings with double apostrophes
if [ -z "$PARSE_DOUBLE_QUOTES_VAR" ]; then
return;
fi
# Searching for key="value" blocks
str=$backup_str
i=0
# Loop until we find the next key="value"
while [[ $str =~ ([A-Za-z][[:alnum:]_]*)=\"([^\"]*)\" ]]; do
key="${BASH_REMATCH[1]}"
@ -1205,15 +1206,14 @@ parse_object_kv_list_non_eval() {
check_result "$E_INVALID" "Invalid key format [$key]"
fi
# Value validation: must not contain an apostrophe
if ! [[ "$val" =~ ^[^\']*$ ]]; then
check_result "$E_INVALID" "Invalid value format [$val]"
fi
# Declaring a global variable
declare -g "$key"="$val"
# Let's remove the processed part from str to continue
str="${str#*$match}"
((i++))
if [ $i -eq 100 ]; then
check_result "$E_INVALID" "Potentially conf-parsing infinite loop detected"
fi
done
}