#!/bin/sh set -eux TEMPLATE_PATH="/etc/nginx/nginx.conf.template" CONFIG_PATH="/etc/nginx/nginx.conf" ALLOWED_VARS="$(env | cut -d '=' -f 1 | xargs printf "\${%s} ")" envsubst "$ALLOWED_VARS" < "$TEMPLATE_PATH" | tee "$CONFIG_PATH" nginx-debug -g 'daemon off;'