1# $OpenBSD: cipher-speed.sh,v 1.15 2022/01/21 02:54:41 dtucker Exp $ 2# Placed in the Public Domain. 3 4tid="cipher speed" 5 6# Enable all supported ciphers and macs. 7ciphers=`${SSH} -Q Ciphers | tr '\n' , | sed 's/,$//'` 8macs=`${SSH} -Q MACs | tr '\n' , | sed 's/,$//'` 9cat >>$OBJ/sshd_proxy <<EOD 10Ciphers $ciphers 11MACs $macs 12EOD 13 14increase_datafile_size 10000 # 10MB 15 16getbytes () 17{ 18 sed -n '/transferred/s/.*secs (\(.* bytes.sec\).*/\1/p' 19} 20 21tries="1 2" 22 23for c in `${SSH} -Q cipher`; do n=0; for m in `${SSH} -Q mac`; do 24 trace "cipher $c mac $m" 25 for x in $tries; do 26 printf "$c/$m:\t" 27 ( ${SSH} -o 'compression no' \ 28 -F $OBJ/ssh_proxy -m $m -c $c somehost \ 29 exec sh -c \'"dd of=/dev/null obs=32k"\' \ 30 < ${DATA} ) 2>&1 | getbytes 31 32 if [ $? -ne 0 ]; then 33 fail "ssh failed with mac $m cipher $c" 34 fi 35 done 36 # No point trying all MACs for AEAD ciphers since they are ignored. 37 if ${SSH} -Q cipher-auth | grep "^${c}\$" >/dev/null 2>&1 ; then 38 break 39 fi 40 n=$(($n + 1)) 41done; done 42 43