reqtext="$( <<<"${csr}" openssl req -noout -text )"
if <<<"${reqtext}" grep -q '^[[:space:]]*X509v3 Subject Alternative Name:[[:space:]]*$'; then
# SANs used, extract these
- altnames="$( <<<"${reqtext}" grep -A1 '^[[:space:]]*X509v3 Subject Alternative Name:[[:space:]]*$' | tail -n1 )"
+ altnames="$( <<<"${reqtext}" awk '/^[[:space:]]*X509v3 Subject Alternative Name:[[:space:]]*$/{print;getline;print;}' | tail -n1 )"
# split to one per line:
# shellcheck disable=SC1003
altnames="$( <<<"${altnames}" _sed -e 's/^[[:space:]]*//; s/, /\'$'\n''/g' )"