Bash script with config file

job-processor.sh

#!/bin/bash

set -e #stops the execution of a script if a command or pipeline has an error 

CONFIG_FILE=/usr/share/cnc/jobprocessor.cfg

function trim() {
    local LVAR=$1;
    LVAR="${LVAR#"${LVAR%%[![:space:]]*}"}";   # remove leading whitespace characters
    LVAR="${LVAR%"${LVAR##*[![:space:]]}"}";   # remove trailing whitespace characters
    echo -n "$LVAR";
}

while read LINE; do
    if [[ "$LINE" =~ ^[^#]*= ]]; then
        VAR_NAME=$(trim "${LINE%%=*}");
        VAR_VALUE=$(trim "${LINE#*=}");

        case "$VAR_NAME" in
            gpg_passphrase)
                PASS=$VAR_VALUE;
            ;;
            access_key)
                KEY=$VAR_VALUE;
            ;;
        esac;
    fi
done <"$CONFIG_FILE";

echo $PASS
echo $KEY



#####Config file content#######
pg_passphrase=teste
access_key=novo