defaults.sh

#!/usr/bin/env bash
export DOWNLOAD_VIA_S3_VPC_ENDPOINT=${DOWNLOAD_VIA_S3_VPC_ENDPOINT:-'FALSE'}
export HTTP_LISTEN_PORT=${HTTP_LISTEN_PORT:-10080}
export HTTPS_LISTEN_PORT=${HTTPS_LISTEN_PORT:-10443}
export AWS_REGION=${AWS_REGION:-'eu-west-1'}
export UUID_VARIABLE_NAME=${UUID_VARIABLE_NAME:='$request_id'}

function download() {

    file_url=$1
    if [ $# -eq 3 ]; then
      file_md5=$2
      download_path=$3
    else
      download_path=$2
    fi

    file_path=${download_path}/$(basename ${file_url})
    error=0

    for i in {1..5}; do

        if [ ${i} -gt 1 ]; then
            msg "About to retry download for ${file_url}..."
            sleep 1
        fi
        if [ "${DOWNLOAD_VIA_S3_VPC_ENDPOINT}" == "TRUE" ]; then
            aws s3 cp --region "${AWS_REGION}" --endpoint-url https://s3-"${AWS_REGION}".amazonaws.com "${NAXSI_RULES_URL_CSV}" ${file_path}
            error=$?
        elif curl --max-time 30 --fail -s -o ${file_path} ${file_url} ; then
            error=0
        fi
        if [ -n ${file_md5} ]; then
            md5=$(md5sum ${file_path} | cut -d' ' -f1)

            if [ "${md5}" == "${file_md5}" ] ; then
                error=0
            else
                msg "Error: MD5 expecting '${file_md5}' but got '${md5}' for ${file_url}"
                error=1
            fi
        fi
        if [ ${error} -eq 0 ]; then
            msg "File downloaded & OK:${file_url}"
            break
        fi
    done
    return ${error}
}

function get_id_var() {
    LOCATION_ID=$1
    VAR_NAME=$2
    NEW_VAR_NAME="${VAR_NAME}_${LOCATION_ID}"
    if [ "${!NEW_VAR_NAME}" == "" ]; then
        NEW_VAR_NAME=${VAR_NAME}
    fi
    echo ${!NEW_VAR_NAME}
}

function msg() {
    if [ "${LOCATION}" != "" ]; then
        LOC_TXT=${LOCATION_ID}:${LOCATION}:
    fi
    echo "SETUP:${LOC_TXT}$1"
}

function exit_error_msg() {
    echo "ERROR:$1"
    exit 1
}