1# $OpenBSD: cipher-speed.sh,v 1.14 2017/04/30 23:34:55 djm 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 -e '/transferred/s/.*secs (\(.* bytes.sec\).*/\1/p' \ 19 -e '/copied/s/.*s, \(.* MB.s\).*/\1/p' 20} 21 22tries="1 2" 23 24for c in `${SSH} -Q cipher`; do n=0; for m in `${SSH} -Q mac`; do 25 trace "cipher $c mac $m" 26 for x in $tries; do 27 printf "%-60s" "$c/$m:" 28 ( ${SSH} -o 'compression no' \ 29 -F $OBJ/ssh_proxy -m $m -c $c somehost \ 30 exec sh -c \'"dd of=/dev/null obs=32k"\' \ 31 < ${DATA} ) 2>&1 | getbytes 32 33 if [ $? -ne 0 ]; then 34 fail "ssh failed with mac $m cipher $c" 35 fi 36 done 37 # No point trying all MACs for AEAD ciphers since they are ignored. 38 if ${SSH} -Q cipher-auth | grep "^${c}\$" >/dev/null 2>&1 ; then 39 break 40 fi 41 n=`expr $n + 1` 42done; done 43