crt="$(signed_request "${certificate}" "" 4>"${resheaders}")"
if [ -n "${PREFERRED_CHAIN:-}" ]; then
- if ! (grep -Ei '^link:' "${resheaders}" | grep -q -Ei 'rel="alternate"'); then
- _exiterr "Preferred chain defined but CA doesn't offer chain selection."
- fi
foundaltchain=0
altcn="$(get_last_cn "${crt}")"
altoptions="${altcn}"
if [ "${altcn}" = "${PREFERRED_CHAIN}" ]; then
foundaltchain=1
fi
- if [ "${foundaltchain}" = "0" ]; then
+ if [ "${foundaltchain}" = "0" ] && (grep -Ei '^link:' "${resheaders}" | grep -q -Ei 'rel="alternate"'); then
while read -r altcrturl; do
if [ "${foundaltchain}" = "0" ]; then
altcrt="$(signed_request "${altcrturl}" "")"