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Diffstat (limited to 'regress/multiplex.sh')
| -rw-r--r-- | regress/multiplex.sh | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/regress/multiplex.sh b/regress/multiplex.sh new file mode 100644 index 0000000..a6fad8e --- /dev/null +++ b/regress/multiplex.sh @@ -0,0 +1,191 @@ +# $OpenBSD: multiplex.sh,v 1.28 2017/04/30 23:34:55 djm Exp $ +# Placed in the Public Domain. + +make_tmpdir +CTL=${SSH_REGRESS_TMP}/ctl-sock + +tid="connection multiplexing" + +NC=$OBJ/netcat + +trace "will use ProxyCommand $proxycmd" +if config_defined DISABLE_FD_PASSING ; then + echo "skipped (not supported on this platform)" + exit 0 +fi + +P=3301 # test port + +wait_for_mux_master_ready() +{ + for i in 1 2 3 4 5; do + ${SSH} -F $OBJ/ssh_config -S $CTL -Ocheck otherhost \ + >/dev/null 2>&1 && return 0 + sleep $i + done + fatal "mux master never becomes ready" +} + +start_sshd + +start_mux_master() +{ + trace "start master, fork to background" + ${SSH} -Nn2 -MS$CTL -F $OBJ/ssh_config -oSendEnv="_XXX_TEST" somehost \ + -E $TEST_REGRESS_LOGFILE 2>&1 & + # NB. $SSH_PID will be killed by test-exec.sh:cleanup on fatal errors. + SSH_PID=$! + wait_for_mux_master_ready +} + +start_mux_master + +verbose "test $tid: envpass" +trace "env passing over multiplexed connection" +_XXX_TEST=blah ${SSH} -F $OBJ/ssh_config -oSendEnv="_XXX_TEST" -S$CTL otherhost sh << 'EOF' + test X"$_XXX_TEST" = X"blah" +EOF +if [ $? -ne 0 ]; then + fail "environment not found" +fi + +verbose "test $tid: transfer" +rm -f ${COPY} +trace "ssh transfer over multiplexed connection and check result" +${SSH} -F $OBJ/ssh_config -S$CTL otherhost cat ${DATA} > ${COPY} +test -f ${COPY} || fail "ssh -Sctl: failed copy ${DATA}" +cmp ${DATA} ${COPY} || fail "ssh -Sctl: corrupted copy of ${DATA}" + +rm -f ${COPY} +trace "ssh transfer over multiplexed connection and check result" +${SSH} -F $OBJ/ssh_config -S $CTL otherhost cat ${DATA} > ${COPY} +test -f ${COPY} || fail "ssh -S ctl: failed copy ${DATA}" +cmp ${DATA} ${COPY} || fail "ssh -S ctl: corrupted copy of ${DATA}" + +rm -f ${COPY} +trace "sftp transfer over multiplexed connection and check result" +echo "get ${DATA} ${COPY}" | \ + ${SFTP} -S ${SSH} -F $OBJ/ssh_config -oControlPath=$CTL otherhost >>$TEST_REGRESS_LOGFILE 2>&1 +test -f ${COPY} || fail "sftp: failed copy ${DATA}" +cmp ${DATA} ${COPY} || fail "sftp: corrupted copy of ${DATA}" + +rm -f ${COPY} +trace "scp transfer over multiplexed connection and check result" +${SCP} -S ${SSH} -F $OBJ/ssh_config -oControlPath=$CTL otherhost:${DATA} ${COPY} >>$TEST_REGRESS_LOGFILE 2>&1 +test -f ${COPY} || fail "scp: failed copy ${DATA}" +cmp ${DATA} ${COPY} || fail "scp: corrupted copy of ${DATA}" + +rm -f ${COPY} +verbose "test $tid: forward" +trace "forward over TCP/IP and check result" +$NC -N -l 127.0.0.1 $((${PORT} + 1)) < ${DATA} > /dev/null & +netcat_pid=$! +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -L127.0.0.1:$((${PORT} + 2)):127.0.0.1:$((${PORT} + 1)) otherhost >>$TEST_SSH_LOGFILE 2>&1 +$NC 127.0.0.1 $((${PORT} + 2)) < /dev/null > ${COPY} +cmp ${DATA} ${COPY} || fail "ssh: corrupted copy of ${DATA}" +kill $netcat_pid 2>/dev/null +rm -f ${COPY} $OBJ/unix-[123].fwd + +trace "forward over UNIX and check result" +$NC -N -Ul $OBJ/unix-1.fwd < ${DATA} > /dev/null & +netcat_pid=$! +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -L$OBJ/unix-2.fwd:$OBJ/unix-1.fwd otherhost >>$TEST_SSH_LOGFILE 2>&1 +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -R$OBJ/unix-3.fwd:$OBJ/unix-2.fwd otherhost >>$TEST_SSH_LOGFILE 2>&1 +$NC -U $OBJ/unix-3.fwd < /dev/null > ${COPY} 2>/dev/null +cmp ${DATA} ${COPY} || fail "ssh: corrupted copy of ${DATA}" +kill $netcat_pid 2>/dev/null +rm -f ${COPY} $OBJ/unix-[123].fwd + +for s in 0 1 4 5 44; do + trace "exit status $s over multiplexed connection" + verbose "test $tid: status $s" + ${SSH} -F $OBJ/ssh_config -S $CTL otherhost exit $s + r=$? + if [ $r -ne $s ]; then + fail "exit code mismatch: $r != $s" + fi + + # same with early close of stdout/err + trace "exit status $s with early close over multiplexed connection" + ${SSH} -F $OBJ/ssh_config -S $CTL -n otherhost \ + exec sh -c \'"sleep 2; exec > /dev/null 2>&1; sleep 3; exit $s"\' + r=$? + if [ $r -ne $s ]; then + fail "exit code (with sleep) mismatch: $r != $s" + fi +done + +verbose "test $tid: cmd check" +${SSH} -F $OBJ/ssh_config -S $CTL -Ocheck otherhost >>$TEST_REGRESS_LOGFILE 2>&1 \ + || fail "check command failed" + +verbose "test $tid: cmd forward local (TCP)" +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -L $P:localhost:$PORT otherhost \ + || fail "request local forward failed" +${SSH} -F $OBJ/ssh_config -p$P otherhost true \ + || fail "connect to local forward port failed" +${SSH} -F $OBJ/ssh_config -S $CTL -Ocancel -L $P:localhost:$PORT otherhost \ + || fail "cancel local forward failed" +${SSH} -F $OBJ/ssh_config -p$P otherhost true \ + && fail "local forward port still listening" + +verbose "test $tid: cmd forward remote (TCP)" +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -R $P:localhost:$PORT otherhost \ + || fail "request remote forward failed" +${SSH} -F $OBJ/ssh_config -p$P otherhost true \ + || fail "connect to remote forwarded port failed" +${SSH} -F $OBJ/ssh_config -S $CTL -Ocancel -R $P:localhost:$PORT otherhost \ + || fail "cancel remote forward failed" +${SSH} -F $OBJ/ssh_config -p$P otherhost true \ + && fail "remote forward port still listening" + +verbose "test $tid: cmd forward local (UNIX)" +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -L $OBJ/unix-1.fwd:localhost:$PORT otherhost \ + || fail "request local forward failed" +echo "" | $NC -U $OBJ/unix-1.fwd | grep "Protocol mismatch" >/dev/null 2>&1 \ + || fail "connect to local forward path failed" +${SSH} -F $OBJ/ssh_config -S $CTL -Ocancel -L $OBJ/unix-1.fwd:localhost:$PORT otherhost \ + || fail "cancel local forward failed" +N=$(echo "xyzzy" | $NC -U $OBJ/unix-1.fwd 2>&1 | grep "xyzzy" | wc -l) +test ${N} -eq 0 || fail "local forward path still listening" +rm -f $OBJ/unix-1.fwd + +verbose "test $tid: cmd forward remote (UNIX)" +${SSH} -F $OBJ/ssh_config -S $CTL -Oforward -R $OBJ/unix-1.fwd:localhost:$PORT otherhost \ + || fail "request remote forward failed" +echo "" | $NC -U $OBJ/unix-1.fwd | grep "Protocol mismatch" >/dev/null 2>&1 \ + || fail "connect to remote forwarded path failed" +${SSH} -F $OBJ/ssh_config -S $CTL -Ocancel -R $OBJ/unix-1.fwd:localhost:$PORT otherhost \ + || fail "cancel remote forward failed" +N=$(echo "xyzzy" | $NC -U $OBJ/unix-1.fwd 2>&1 | grep "xyzzy" | wc -l) +test ${N} -eq 0 || fail "remote forward path still listening" +rm -f $OBJ/unix-1.fwd + +verbose "test $tid: cmd exit" +${SSH} -F $OBJ/ssh_config -S $CTL -Oexit otherhost >>$TEST_REGRESS_LOGFILE 2>&1 \ + || fail "send exit command failed" + +# Wait for master to exit +wait $SSH_PID +kill -0 $SSH_PID >/dev/null 2>&1 && fail "exit command failed" + +# Restart master and test -O stop command with master using -N +verbose "test $tid: cmd stop" +trace "restart master, fork to background" +start_mux_master + +# start a long-running command then immediately request a stop +${SSH} -F $OBJ/ssh_config -S $CTL otherhost "sleep 10; exit 0" \ + >>$TEST_REGRESS_LOGFILE 2>&1 & +SLEEP_PID=$! +${SSH} -F $OBJ/ssh_config -S $CTL -Ostop otherhost >>$TEST_REGRESS_LOGFILE 2>&1 \ + || fail "send stop command failed" + +# wait until both long-running command and master have exited. +wait $SLEEP_PID +[ $! != 0 ] || fail "waiting for concurrent command" +wait $SSH_PID +[ $! != 0 ] || fail "waiting for master stop" +kill -0 $SSH_PID >/dev/null 2>&1 && fatal "stop command failed" +SSH_PID="" # Already gone, so don't kill in cleanup + |