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Merge pull request #568 from dcooper16/test_just_one_sockets 

test_just_one() sockets
This commit is contained in:
Dirk Wetter 2016-12-29 22:38:35 +01:00 committed by GitHub
parent 5627211add 9513ed4d99
commit e8e60e368f
1 changed files with 238 additions and 34 deletions
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270
testssl.sh
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@ -2188,10 +2188,20 @@ neat_list(){
}
test_just_one(){
local hexcode n ciph sslvers kx auth enc mac export
local dhlen
local sclient_success
local hexc n auth export ciphers_to_test supported_sslv2_ciphers s
local -a hexcode normalized_hexcode ciph sslvers kx enc export2 sigalg
local -a ciphers_found ciphers_found2 ciph2 rfc_ciph rfc_ciph2 ossl_supported
local -a -i index
local -i nr_ciphers=0 nr_ossl_ciphers=0 nr_nonossl_ciphers=0
local -i num_bundles mod_check bundle_size bundle end_of_bundle
local addcmd dhlen has_dh_bits="$HAS_DH_BITS"
local -i sclient_success
local re='^[0-9A-Fa-f]+$'
local using_sockets=true
"$SSL_NATIVE" && using_sockets=false
"$FAST" && using_sockets=false
[[ $TLS_NR_CIPHERS == 0 ]] && using_sockets=false
pr_headline " Testing single cipher with "
if [[ $1 =~ $re ]]; then
@ -2202,46 +2212,240 @@ test_just_one(){
tjolines="$tjolines word pattern \"$1\" (ignore case)\n\n"
fi
outln
! "$HAS_DH_BITS" && pr_warningln " (Your $OPENSSL cannot show DH/ECDH bits)"
if ! "$using_sockets"; then
[[ $TLS_NR_CIPHERS == 0 ]] && ! "$SSL_NATIVE" && ! "$FAST" && pr_warning " Cipher mapping not available, doing a fallback to openssl"
if ! "$HAS_DH_BITS"; then
[[ $TLS_NR_CIPHERS == 0 ]] && ! "$SSL_NATIVE" && ! "$FAST" && out "."
pr_warningln " (Your $OPENSSL cannot show DH/ECDH bits)"
fi
fi
outln
neat_header
#for arg in $(echo $@ | sed 's/,/ /g'); do
for arg in ${*//, /}; do
# 1st check whether openssl has cipher or not
$OPENSSL ciphers -V 'ALL:COMPLEMENTOFALL:@STRENGTH' 2>$ERRFILE | while read hexcode dash ciph sslvers kx auth enc mac export ; do
# FIXME: e.g. OpenSSL < 1.0 doesn't understand "-V" --> we can't do anything about it!
normalize_ciphercode $hexcode
# is argument a number?
if "$using_sockets" || [[ $OSSL_VER_MAJOR -lt 1 ]]; then
for (( i=0; i < TLS_NR_CIPHERS; i++ )); do
hexc="${TLS_CIPHER_HEXCODE[i]}"
if [[ ${#hexc} -eq 9 ]]; then
hexcode[nr_ciphers]="${hexc:2:2},${hexc:7:2}"
if [[ "${hexc:2:2}" == "00" ]]; then
normalized_hexcode[nr_ciphers]="x${hexc:7:2}"
else
normalized_hexcode[nr_ciphers]="x${hexc:2:2}${hexc:7:2}"
fi
else
hexc="$(tolower "$hexc")"
hexcode[nr_ciphers]="${hexc:2:2},${hexc:7:2},${hexc:12:2}"
normalized_hexcode[nr_ciphers]="x${hexc:2:2}${hexc:7:2}${hexc:12:2}"
fi
if [[ $arg =~ $re ]]; then
neat_list $HEXC $ciph $kx $enc | grep -qai "$arg"
neat_list "${normalized_hexcode[nr_ciphers]}" "${TLS_CIPHER_OSSL_NAME[i]}" "${TLS_CIPHER_KX[i]}" "${TLS_CIPHER_ENC[i]}" | grep -qai "$arg"
else
neat_list $HEXC $ciph $kx $enc | grep -qwai "$arg"
neat_list "${normalized_hexcode[nr_ciphers]}" "${TLS_CIPHER_OSSL_NAME[i]}" "${TLS_CIPHER_KX[i]}" "${TLS_CIPHER_ENC[i]}" | grep -qwai "$arg"
fi
if [[ $? -eq 0 ]]; then # string matches, so we can ssl to it:
if [[ "$sslvers" == "SSLv2" ]]; then
$OPENSSL s_client -ssl2 -cipher $ciph $STARTTLS $BUGS -connect $NODEIP:$PORT $PROXY 2>$ERRFILE >$TMPFILE </dev/null
else
$OPENSSL s_client -cipher $ciph $STARTTLS $BUGS -connect $NODEIP:$PORT $PROXY $SNI 2>$ERRFILE >$TMPFILE </dev/null
if [[ $? -eq 0 ]] && ( "$using_sockets" || "${TLS_CIPHER_OSSL_SUPPORTED[i]}" ); then # string matches, so we can ssl to it:
normalized_hexcode[nr_ciphers]="$(tolower "${normalized_hexcode[nr_ciphers]}")"
ciph[nr_ciphers]="${TLS_CIPHER_OSSL_NAME[i]}"
rfc_ciph[nr_ciphers]="${TLS_CIPHER_RFC_NAME[i]}"
kx[nr_ciphers]="${TLS_CIPHER_KX[i]}"
enc[nr_ciphers]="${TLS_CIPHER_ENC[i]}"
sslvers[nr_ciphers]="${TLS_CIPHER_SSLVERS[i]}"
export2[nr_ciphers]="${TLS_CIPHER_EXPORT[i]}"
ciphers_found[nr_ciphers]=false
sigalg[nr_ciphers]=""
ossl_supported[nr_ciphers]="${TLS_CIPHER_OSSL_SUPPORTED[i]}"
if "$using_sockets" && ! "$has_dh_bits" && \
( [[ ${kx[nr_ciphers]} == "Kx=ECDH" ]] || [[ ${kx[nr_ciphers]} == "Kx=DH" ]] || [[ ${kx[nr_ciphers]} == "Kx=EDH" ]] ); then
ossl_supported[nr_ciphers]=false
fi
sclient_connect_successful $? $TMPFILE
sclient_success=$?
if [[ $kx == "Kx=ECDH" ]] || [[ $kx == "Kx=DH" ]] || [[ $kx == "Kx=EDH" ]]; then
if [[ $sclient_success -eq 0 ]]; then
dhlen=$(read_dhbits_from_file $TMPFILE quiet)
kx="$kx $dhlen"
fi
fi
neat_list $HEXC $ciph "$kx" $enc
if [[ $sclient_success -eq 0 ]]; then
pr_cyan " available"
fileout "cipher_$HEXC" "INFO" "$(neat_header)(neat_list $HEXC $ciph "$kx" $enc) available"
else
out " not a/v"
fileout "cipher_$HEXC" "INFO" "$(neat_header)(neat_list $HEXC $ciph "$kx" $enc) not a/v"
fi
outln
nr_ciphers+=1
fi
done
else
while read hexc n ciph[nr_ciphers] sslvers[nr_ciphers] kx[nr_ciphers] auth enc[nr_ciphers] mac export2[nr_ciphers]; do
normalize_ciphercode $hexc
# is argument a number?
if [[ $arg =~ $re ]]; then
neat_list "$HEXC" "${ciph[nr_ciphers]}" "${kx[nr_ciphers]}" "${enc[nr_ciphers]}" | grep -qai "$arg"
else
neat_list "$HEXC" "${ciph[nr_ciphers]}" "${kx[nr_ciphers]}" "${enc[nr_ciphers]}" | grep -qwai "$arg"
fi
if [[ $? -eq 0 ]]; then # string matches, so we can ssl to it:
ciphers_found[nr_ciphers]=false
normalized_hexcode[nr_ciphers]="$HEXC"
sigalg[nr_ciphers]=""
ossl_supported[nr_ciphers]=true
nr_ciphers+=1
fi
done < <($OPENSSL ciphers $ossl_ciphers_proto -V 'ALL:COMPLEMENTOFALL:@STRENGTH' 2>>$ERRFILE)
fi
# Test the SSLv2 ciphers, if any.
if "$using_sockets"; then
ciphers_to_test=""
for (( i=0; i < nr_ciphers; i++ )); do
if [[ "${sslvers[i]}" == "SSLv2" ]]; then
ciphers_to_test+=", ${hexcode[i]}"
fi
done
if [[ -n "$ciphers_to_test" ]]; then
sslv2_sockets "${ciphers_to_test:2}" "true"
if [[ $? -eq 3 ]] && [[ "$V2_HELLO_CIPHERSPEC_LENGTH" -ne 0 ]]; then
supported_sslv2_ciphers="$(grep "Supported cipher: " "$TEMPDIR/$NODEIP.parse_sslv2_serverhello.txt")"
"$SHOW_SIGALGO" && s="$($OPENSSL x509 -noout -text -in "$HOSTCERT" | awk -F':' '/Signature Algorithm/ { print $2 }' | head -1)"
for (( i=0 ; i<nr_ciphers; i++ )); do
if [[ "${sslvers[i]}" == "SSLv2" ]] && [[ "$supported_sslv2_ciphers" =~ "${normalized_hexcode[i]}" ]]; then
ciphers_found[i]=true
"$SHOW_SIGALGO" && sigalg[i]="$s"
fi
done
fi
fi
else
ciphers_to_test=""
for (( i=0; i < nr_ciphers; i++ )); do
if [[ "${sslvers[i]}" == "SSLv2" ]]; then
ciphers_to_test+=":${ciph[i]}"
fi
done
if [[ -n "$ciphers_to_test" ]]; then
$OPENSSL s_client -cipher "${ciphers_to_test:1}" $STARTTLS $BUGS -connect $NODEIP:$PORT $PROXY -ssl2 >$TMPFILE 2>$ERRFILE </dev/null
sclient_connect_successful "$?" "$TMPFILE"
if [[ "$?" -eq 0 ]]; then
supported_sslv2_ciphers="$(grep -A 4 "Ciphers common between both SSL endpoints:" $TMPFILE)"
"$SHOW_SIGALGO" && s="$($OPENSSL x509 -noout -text -in $TMPFILE | awk -F':' '/Signature Algorithm/ { print $2 }' | head -1)"
for (( i=0 ; i<nr_ciphers; i++ )); do
if [[ "${sslvers[i]}" == "SSLv2" ]] && [[ "$supported_sslv2_ciphers" =~ "${ciph[i]}" ]]; then
ciphers_found[i]=true
"$SHOW_SIGALGO" && sigalg[i]="$s"
fi
done
fi
fi
fi
for (( i=0; i < nr_ciphers; i++ )); do
if "${ossl_supported[i]}" && [[ "${sslvers[i]}" != "SSLv2" ]]; then
ciphers_found2[nr_ossl_ciphers]=false
ciph2[nr_ossl_ciphers]="${ciph[i]}"
index[nr_ossl_ciphers]=$i
nr_ossl_ciphers+=1
fi
done
if [[ $nr_ossl_ciphers -eq 0 ]]; then
num_bundles=0
else
# Some servers can't handle a handshake with >= 128 ciphers. So,
# test cipher suites in bundles of 128 or less.
num_bundles=$nr_ossl_ciphers/128
mod_check=$nr_ossl_ciphers%128
[[ $mod_check -ne 0 ]] && num_bundles=$num_bundles+1
bundle_size=$nr_ossl_ciphers/$num_bundles
mod_check=$nr_ossl_ciphers%$num_bundles
[[ $mod_check -ne 0 ]] && bundle_size+=1
fi
"$HAS_NO_SSL2" && addcmd="-no_ssl2" || addcmd=""
for (( bundle=0; bundle < num_bundles; bundle++ )); do
end_of_bundle=$bundle*$bundle_size+$bundle_size
[[ $end_of_bundle -gt $nr_ossl_ciphers ]] && end_of_bundle=$nr_ossl_ciphers
while true; do
ciphers_to_test=""
for (( i=bundle*bundle_size; i < end_of_bundle; i++ )); do
! "${ciphers_found2[i]}" && ciphers_to_test+=":${ciph2[i]}"
done
[[ -z "$ciphers_to_test" ]] && break
$OPENSSL s_client $addcmd -cipher "${ciphers_to_test:1}" $STARTTLS $BUGS -connect $NODEIP:$PORT $PROXY $SNI >$TMPFILE 2>$ERRFILE </dev/null
sclient_connect_successful "$?" "$TMPFILE" || break
cipher=$(awk '/Cipher *:/ { print $3 }' $TMPFILE)
[[ -z "$cipher" ]] && break
for (( i=bundle*bundle_size; i < end_of_bundle; i++ )); do
[[ "$cipher" == "${ciph2[i]}" ]] && ciphers_found2[i]=true && break
done
[[ $i -eq $end_of_bundle ]] && break
i=${index[i]}
ciphers_found[i]=true
if [[ ${kx[i]} == "Kx=ECDH" ]] || [[ ${kx[i]} == "Kx=DH" ]] || [[ ${kx[i]} == "Kx=EDH" ]]; then
dhlen=$(read_dhbits_from_file "$TMPFILE" quiet)
kx[i]="${kx[i]} $dhlen"
fi
"$SHOW_SIGALGO" && grep -q "\-\-\-\-\-BEGIN CERTIFICATE\-\-\-\-\-" $TMPFILE && \
sigalg[i]="$($OPENSSL x509 -noout -text -in $TMPFILE | awk -F':' '/Signature Algorithm/ { print $2 }' | head -1)"
done
done
if "$using_sockets"; then
for (( i=0; i < nr_ciphers; i++ )); do
if ! "${ciphers_found[i]}" && [[ "${sslvers[i]}" != "SSLv2" ]] && [[ "${hexcode[i]}" != "13"* ]]; then
ciphers_found2[nr_nonossl_ciphers]=false
hexcode2[nr_nonossl_ciphers]="${hexcode[i]}"
rfc_ciph2[nr_nonossl_ciphers]="${rfc_ciph[i]}"
index[nr_nonossl_ciphers]=$i
nr_nonossl_ciphers+=1
fi
done
fi
if [[ $nr_nonossl_ciphers -eq 0 ]]; then
num_bundles=0
else
# Some servers can't handle a handshake with >= 128 ciphers. So,
# test cipher suites in bundles of 128 or less.
num_bundles=$nr_nonossl_ciphers/128
mod_check=$nr_nonossl_ciphers%128
[[ $mod_check -ne 0 ]] && num_bundles=$num_bundles+1
bundle_size=$nr_nonossl_ciphers/$num_bundles
mod_check=$nr_nonossl_ciphers%$num_bundles
[[ $mod_check -ne 0 ]] && bundle_size+=1
fi
for (( bundle=0; bundle < num_bundles; bundle++ )); do
end_of_bundle=$bundle*$bundle_size+$bundle_size
[[ $end_of_bundle -gt $nr_nonossl_ciphers ]] && end_of_bundle=$nr_nonossl_ciphers
while true; do
ciphers_to_test=""
for (( i=bundle*bundle_size; i < end_of_bundle; i++ )); do
! "${ciphers_found2[i]}" && ciphers_to_test+=", ${hexcode2[i]}"
done
[[ -z "$ciphers_to_test" ]] && break
if "$SHOW_SIGALGO"; then
tls_sockets "03" "${ciphers_to_test:2}, 00,ff" "all"
else
tls_sockets "03" "${ciphers_to_test:2}, 00,ff" "ephemeralkey"
fi
sclient_success=$?
[[ $sclient_success -ne 0 ]] && [[ $sclient_success -ne 2 ]] && break
cipher=$(awk '/Cipher *:/ { print $3 }' "$TEMPDIR/$NODEIP.parse_tls_serverhello.txt")
for (( i=bundle*bundle_size; i < end_of_bundle; i++ )); do
[[ "$cipher" == "${rfc_ciph2[i]}" ]] && ciphers_found2[i]=true && break
done
[[ $i -eq $end_of_bundle ]] && break
i=${index[i]}
ciphers_found[i]=true
if [[ ${kx[i]} == "Kx=ECDH" ]] || [[ ${kx[i]} == "Kx=DH" ]] || [[ ${kx[i]} == "Kx=EDH" ]]; then
dhlen=$(read_dhbits_from_file "$TEMPDIR/$NODEIP.parse_tls_serverhello.txt" quiet)
kx[i]="${kx[i]} $dhlen"
fi
"$SHOW_SIGALGO" && [[ -r "$HOSTCERT" ]] && \
sigalg[i]="$($OPENSSL x509 -noout -text -in "$HOSTCERT" | awk -F':' '/Signature Algorithm/ { print $2 }' | head -1)"
done
done
for (( i=0; i < nr_ciphers; i++ )); do
export="${export2[i]}"
neat_list "${normalized_hexcode[i]}" "${ciph[i]}" "${kx[i]}" "${enc[i]}"
if "${ciphers_found[i]}"; then
pr_cyan " available"
fileout "cipher_${normalized_hexcode[i]}" "INFO" "$(neat_list "${normalized_hexcode[i]}" "${ciph[i]}" "${kx[i]}" "${enc[i]}") available"
else
out " not a/v"
fileout "cipher_${normalized_hexcode[i]}" "INFO" "$(neat_list "${normalized_hexcode[i]}" "${ciph[i]}" "${kx[i]}" "${enc[i]}") not a/v"
fi
outln
done
"$using_sockets" && HAS_DH_BITS="$has_dh_bits"
exit
done
outln