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simplified cipher and protocol retrieval in 'Testing server preferences'

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This commit is contained in:
Dirk 2016-06-09 15:56:53 +02:00
parent d561687554
commit adbb1932eb
1 changed files with 11 additions and 10 deletions
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21
testssl.sh
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@ -2727,7 +2727,7 @@ check_tls12_pref() {
while true; do
$OPENSSL s_client $STARTTLS -tls1_2 $BUGS -cipher "ALL:$tested_cipher:$batchremoved" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
if sclient_connect_successful $? $TMPFILE ; then
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
order+=" $cipher"
tested_cipher="$tested_cipher:-$cipher"
else
@ -2742,7 +2742,7 @@ check_tls12_pref() {
$OPENSSL s_client $STARTTLS -tls1_2 $BUGS -cipher "$batchremoved" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
if sclient_connect_successful $? $TMPFILE ; then
batchremoved_success=true # signals that we have some of those ciphers and need to put everything together later on
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
order+=" $cipher"
batchremoved="$batchremoved:-$cipher"
debugme outln "B1: $batchremoved"
@ -2759,7 +2759,7 @@ check_tls12_pref() {
$OPENSSL s_client $STARTTLS -tls1_2 $BUGS -cipher "$combined_ciphers" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
if sclient_connect_successful $? $TMPFILE ; then
# first cipher
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
order="$cipher"
tested_cipher="-$cipher"
else
@ -2769,7 +2769,7 @@ check_tls12_pref() {
while true; do
$OPENSSL s_client $STARTTLS -tls1_2 $BUGS -cipher "$combined_ciphers:$tested_cipher" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
if sclient_connect_successful $? $TMPFILE ; then
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
order+=" $cipher"
tested_cipher="$tested_cipher:-$cipher"
else
@ -2810,8 +2810,8 @@ cipher_pref_check() {
$OPENSSL s_client $STARTTLS -"$p" $BUGS -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>$ERRFILE >$TMPFILE
if sclient_connect_successful $? $TMPFILE; then
tested_cipher=""
proto=$(grep -aw "Protocol" $TMPFILE | sed -e 's/^.*Protocol.*://' -e 's/ //g')
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
proto=$(awk '/Protocol/ { print $3 }' $TMPFILE)
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
[[ -z "$proto" ]] && continue # for early openssl versions sometimes needed
outln
printf " %-10s" "$proto: "
@ -2824,6 +2824,7 @@ cipher_pref_check() {
# we hit the bug and automagically do the workround. Cost: this is for all servers only 1x more connect
$OPENSSL s_client $STARTTLS -tls1_2 $BUGS -cipher "$overflow_probe_cipherlist" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
if ! sclient_connect_successful $? $TMPFILE; then
#FIXME this needs to be handled differently. We need 2 status: BUG={true,false,not tested yet}
SERVER_SIZE_LIMIT_BUG=true
fi
fi
@ -2835,7 +2836,7 @@ cipher_pref_check() {
while true; do
$OPENSSL s_client $STARTTLS -"$p" $BUGS -cipher "ALL:$tested_cipher" -connect $NODEIP:$PORT $PROXY $SNI </dev/null 2>>$ERRFILE >$TMPFILE
sclient_connect_successful $? $TMPFILE || break
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
out " $cipher"
order+=" $cipher"
tested_cipher="$tested_cipher:-$cipher"
@ -2853,14 +2854,14 @@ cipher_pref_check() {
for p in $npn_protos; do
order=""
$OPENSSL s_client -host $NODE -port $PORT $BUGS -nextprotoneg "$p" $PROXY </dev/null 2>>$ERRFILE >$TMPFILE
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
printf " %-10s %s " "$p:" "$cipher"
tested_cipher="-"$cipher
order="$cipher"
while true; do
$OPENSSL s_client -cipher "ALL:$tested_cipher" -host $NODE -port $PORT $BUGS -nextprotoneg "$p" $PROXY </dev/null 2>>$ERRFILE >$TMPFILE
sclient_connect_successful $? $TMPFILE || break
cipher=$(grep -aw "Cipher" $TMPFILE | egrep -avw "New|is" | sed -e 's/^.*Cipher.*://' -e 's/ //g')
cipher=$(awk '/Cipher.*:/ { print $3 }' $TMPFILE)
out "$cipher "
tested_cipher="$tested_cipher:-$cipher"
order+=" $cipher"
@ -7470,4 +7471,4 @@ fi
exit $?
# $Id: testssl.sh,v 1.498 2016/06/09 09:04:39 dirkw Exp $
# $Id: testssl.sh,v 1.499 2016/06/09 13:56:51 dirkw Exp $