1# $OpenBSD: connection-timeout.sh,v 1.2 2023/01/17 10:15:10 djm Exp $ 2# Placed in the Public Domain. 3 4tid="unused connection timeout" 5if config_defined DISABLE_FD_PASSING ; then 6 skip "not supported on this platform" 7fi 8 9CTL=$OBJ/ctl-sock 10cp $OBJ/sshd_proxy $OBJ/sshd_proxy.orig 11 12check_ssh() { 13 test -S $CTL || return 1 14 if ! ${REAL_SSH} -qF$OBJ/ssh_proxy -O check \ 15 -oControlPath=$CTL somehost >/dev/null 2>&1 ; then 16 return 1 17 fi 18 return 0 19} 20 21start_ssh() { 22 trace "start ssh" 23 ${SSH} -nNfF $OBJ/ssh_proxy "$@" -oExitOnForwardFailure=yes \ 24 -oControlMaster=yes -oControlPath=$CTL somehost 25 r=$? 26 test $r -eq 0 || fatal "failed to start ssh $r" 27 check_ssh || fatal "ssh process unresponsive" 28} 29 30stop_ssh() { 31 test -S $CTL || return 32 check_ssh || fatal "ssh process is unresponsive: cannot close" 33 if ! ${REAL_SSH} -qF$OBJ/ssh_proxy -O exit \ 34 -oControlPath=$CTL >/dev/null somehost >/dev/null ; then 35 fatal "ssh process did not respond to close" 36 fi 37 n=0 38 while [ "$n" -lt 20 ] ; do 39 test -S $CTL || break 40 sleep 1 41 n=`expr $n + 1` 42 done 43 if test -S $CTL ; then 44 fatal "ssh process did not exit" 45 fi 46} 47 48trap "stop_ssh" EXIT 49 50verbose "no timeout" 51start_ssh 52sleep 5 53check_ssh || fatal "ssh unexpectedly missing" 54stop_ssh 55 56(cat $OBJ/sshd_proxy.orig ; echo "UnusedConnectionTimeout 2") > $OBJ/sshd_proxy 57 58verbose "timeout" 59start_ssh 60sleep 8 61check_ssh && fail "ssh unexpectedly present" 62stop_ssh 63 64verbose "session inhibits timeout" 65rm -f $OBJ/copy.1 66start_ssh 67${REAL_SSH} -qoControlPath=$CTL -oControlMaster=no -Fnone somehost \ 68 "sleep 8; touch $OBJ/copy.1" & 69check_ssh || fail "ssh unexpectedly missing" 70wait 71test -f $OBJ/copy.1 || fail "missing result file" 72 73verbose "timeout after session" 74# Session should still be running from previous 75sleep 8 76check_ssh && fail "ssh unexpectedly present" 77stop_ssh 78 79LPORT=`expr $PORT + 1` 80RPORT=`expr $LPORT + 1` 81DPORT=`expr $RPORT + 1` 82RDPORT=`expr $DPORT + 1` 83verbose "timeout with listeners" 84start_ssh -L$LPORT:127.0.0.1:$PORT -R$RPORT:127.0.0.1:$PORT -D$DPORT -R$RDPORT 85sleep 8 86check_ssh && fail "ssh unexpectedly present" 87stop_ssh 88