prefix=$1 export AWS_IOT_CORE_CREDENTIAL_ENDPOINT=$(cat iot-credential-provider.txt) export AWS_IOT_CORE_CERT=$(pwd)/${prefix}_certificate.pem export AWS_IOT_CORE_PRIVATE_KEY=$(pwd)/${prefix}_private.key export AWS_IOT_CORE_ROLE_ALIAS="${prefix}_role_alias" export AWS_IOT_CORE_THING_NAME="${prefix}_thing"