#!/bin/bash -e if [[ $# -lt 2 ]]; then echo "Usage: $0 " echo "Called as: $0 $@" exit 1 fi CONFIG="$(mktemp)" CSR="$1" KEYFILE="$2" shift; shift echo \ '[ req ] prompt = no encrypt_key = no distinguished_name = sec0 req_extensions = sec2 [ sec0 ] O=DOMAIN.EXAMPLE.COM CN=testuser [ sec1 ] email = testuser@example.com [ sec2 ] subjectAltName = @sec1 ' > "$CONFIG" openssl req -new -config "$CONFIG" -out "$CSR" -key "$KEYFILE" "$@" rm "$CONFIG"