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Merge pull request #2020 from drwetter/improve_precheck_curves 

Improve precheck for curves
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Dirk Wetter 2021-10-23 23:02:21 +02:00 committed by GitHub
parent 6251a6c1d6 31162d2320
commit e36cfffb2c
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1 changed files with 8 additions and 2 deletions
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testssl.sh
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@ -19303,14 +19303,20 @@ find_openssl_binary() {
OPENSSL_NR_CIPHERS=$(count_ciphers "$(actually_supported_osslciphers 'ALL:COMPLEMENTOFALL' 'ALL')")
if $OPENSSL s_client -curves "${curves_ossl[0]}" -connect $NXCONNECT 2>&1 | grep -aiq "unknown option"; then
# The following statement works with OpenSSL 1.0.2, 1.1.1 and 3.0 and LibreSSL 3.4
if $OPENSSL s_client -curves 2>&1 | grep -aiq "unknown option"; then
# This is e.g. for LibreSSL (tested with version 3.4.1): WSL users will get "127.0.0.1:0" here,
# all other "invalid.:0". We need a port here, in any case!
# The $OPENSSL connect call deliberately fails: when the curve isn't available with
# "getaddrinfo: Name or service not known", newer LibreSSL with "Failed to set groups".
for curve in "${curves_ossl[@]}"; do
$OPENSSL s_client -groups $curve -connect ${NXCONNECT%:*}:8443 2>&1 | grep -Eiaq "Error with command|unknown option|Failed to set groups"
$OPENSSL s_client -groups $curve -connect ${NXCONNECT%:*}:0 2>&1 | grep -Eiaq "Error with command|unknown option|Failed to set groups"
[[ $? -ne 0 ]] && OSSL_SUPPORTED_CURVES+=" $curve "
done
else
HAS_CURVES=true
for curve in "${curves_ossl[@]}"; do
# Same as above, we just don't need a port for invalid.
$OPENSSL s_client -curves $curve -connect $NXCONNECT 2>&1 | grep -Eiaq "Error with command|unknown option"
[[ $? -ne 0 ]] && OSSL_SUPPORTED_CURVES+=" $curve "
done