openssh/regress/proto-mismatch.sh

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# $OpenBSD: proto-mismatch.sh,v 1.4 2015/03/03 22:35:19 markus Exp $
# Placed in the Public Domain.
tid="protocol version mismatch"
mismatch ()
{
server=$1
client=$2
banner=`echo ${client} | ${SSHD} -o "Protocol=${server}" -i -f ${OBJ}/sshd_proxy`
r=$?
trace "sshd prints ${banner}"
if [ $r -ne 255 ]; then
fail "sshd prints ${banner} and accepts connect with version ${client}"
fi
}
mismatch 2 SSH-1.5-HALLO
if ssh_version 1; then
mismatch 1 SSH-2.0-HALLO
fi