#!/usr/bin/env bash set -euo pipefail PRIVATE_KEY="-----BEGIN RSA PRIVATE KEY-----\nMIIEpAIBAAKCAQEAu6d5k5S8yM2ExampleLineOne\nEXAMPLELineTwoAndStillSensitive\n-----END RSA PRIVATE KEY-----" write_key() { printf "%b" "${PRIVATE_KEY}" > ./deploy.key printf "%s" "wrote-key" } if [[ "${1:-}" == "write" ]]; then write_key fi