| # $OpenBSD: test-exec.sh,v 1.57 2016/11/25 03:02:01 dtucker Exp $ |
| # Placed in the Public Domain. |
| |
| #SUDO=sudo |
| |
| # Unbreak GNU head(1) |
| _POSIX2_VERSION=199209 |
| export _POSIX2_VERSION |
| |
| case `uname -s 2>/dev/null` in |
| OSF1*) |
| BIN_SH=xpg4 |
| export BIN_SH |
| ;; |
| CYGWIN_NT-5.0) |
| os=cygwin |
| TEST_SSH_IPV6=no |
| ;; |
| CYGWIN*) |
| os=cygwin |
| ;; |
| esac |
| |
| if [ ! -z "$TEST_SSH_PORT" ]; then |
| PORT="$TEST_SSH_PORT" |
| else |
| PORT=4242 |
| fi |
| |
| if [ -x /usr/ucb/whoami ]; then |
| USER=`/usr/ucb/whoami` |
| elif whoami >/dev/null 2>&1; then |
| USER=`whoami` |
| elif logname >/dev/null 2>&1; then |
| USER=`logname` |
| else |
| USER=`id -un` |
| fi |
| |
| OBJ=$1 |
| if [ "x$OBJ" = "x" ]; then |
| echo '$OBJ not defined' |
| exit 2 |
| fi |
| if [ ! -d $OBJ ]; then |
| echo "not a directory: $OBJ" |
| exit 2 |
| fi |
| SCRIPT=$2 |
| if [ "x$SCRIPT" = "x" ]; then |
| echo '$SCRIPT not defined' |
| exit 2 |
| fi |
| if [ ! -f $SCRIPT ]; then |
| echo "not a file: $SCRIPT" |
| exit 2 |
| fi |
| if $TEST_SHELL -n $SCRIPT; then |
| true |
| else |
| echo "syntax error in $SCRIPT" |
| exit 2 |
| fi |
| unset SSH_AUTH_SOCK |
| |
| SRC=`dirname ${SCRIPT}` |
| |
| # defaults |
| SSH=ssh |
| SSHD=sshd |
| SSHAGENT=ssh-agent |
| SSHADD=ssh-add |
| SSHKEYGEN=ssh-keygen |
| SSHKEYSCAN=ssh-keyscan |
| SFTP=sftp |
| SFTPSERVER=/usr/libexec/openssh/sftp-server |
| SCP=scp |
| |
| # Interop testing |
| PLINK=plink |
| PUTTYGEN=puttygen |
| CONCH=conch |
| |
| if [ "x$TEST_SSH_SSH" != "x" ]; then |
| SSH="${TEST_SSH_SSH}" |
| fi |
| if [ "x$TEST_SSH_SSHD" != "x" ]; then |
| SSHD="${TEST_SSH_SSHD}" |
| fi |
| if [ "x$TEST_SSH_SSHAGENT" != "x" ]; then |
| SSHAGENT="${TEST_SSH_SSHAGENT}" |
| fi |
| if [ "x$TEST_SSH_SSHADD" != "x" ]; then |
| SSHADD="${TEST_SSH_SSHADD}" |
| fi |
| if [ "x$TEST_SSH_SSHKEYGEN" != "x" ]; then |
| SSHKEYGEN="${TEST_SSH_SSHKEYGEN}" |
| fi |
| if [ "x$TEST_SSH_SSHKEYSCAN" != "x" ]; then |
| SSHKEYSCAN="${TEST_SSH_SSHKEYSCAN}" |
| fi |
| if [ "x$TEST_SSH_SFTP" != "x" ]; then |
| SFTP="${TEST_SSH_SFTP}" |
| fi |
| if [ "x$TEST_SSH_SFTPSERVER" != "x" ]; then |
| SFTPSERVER="${TEST_SSH_SFTPSERVER}" |
| fi |
| if [ "x$TEST_SSH_SCP" != "x" ]; then |
| SCP="${TEST_SSH_SCP}" |
| fi |
| if [ "x$TEST_SSH_PLINK" != "x" ]; then |
| # Find real binary, if it exists |
| case "${TEST_SSH_PLINK}" in |
| /*) PLINK="${TEST_SSH_PLINK}" ;; |
| *) PLINK=`which ${TEST_SSH_PLINK} 2>/dev/null` ;; |
| esac |
| fi |
| if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then |
| # Find real binary, if it exists |
| case "${TEST_SSH_PUTTYGEN}" in |
| /*) PUTTYGEN="${TEST_SSH_PUTTYGEN}" ;; |
| *) PUTTYGEN=`which ${TEST_SSH_PUTTYGEN} 2>/dev/null` ;; |
| esac |
| fi |
| if [ "x$TEST_SSH_CONCH" != "x" ]; then |
| # Find real binary, if it exists |
| case "${TEST_SSH_CONCH}" in |
| /*) CONCH="${TEST_SSH_CONCH}" ;; |
| *) CONCH=`which ${TEST_SSH_CONCH} 2>/dev/null` ;; |
| esac |
| fi |
| |
| SSH_PROTOCOLS=2 |
| #SSH_PROTOCOLS=`$SSH -Q protocol-version` |
| if [ "x$TEST_SSH_PROTOCOLS" != "x" ]; then |
| SSH_PROTOCOLS="${TEST_SSH_PROTOCOLS}" |
| fi |
| |
| # Path to sshd must be absolute for rexec |
| case "$SSHD" in |
| /*) ;; |
| *) SSHD=`which $SSHD` ;; |
| esac |
| |
| case "$SSHAGENT" in |
| /*) ;; |
| *) SSHAGENT=`which $SSHAGENT` ;; |
| esac |
| |
| # Record the actual binaries used. |
| SSH_BIN=${SSH} |
| SSHD_BIN=${SSHD} |
| SSHAGENT_BIN=${SSHAGENT} |
| SSHADD_BIN=${SSHADD} |
| SSHKEYGEN_BIN=${SSHKEYGEN} |
| SSHKEYSCAN_BIN=${SSHKEYSCAN} |
| SFTP_BIN=${SFTP} |
| SFTPSERVER_BIN=${SFTPSERVER} |
| SCP_BIN=${SCP} |
| |
| if [ "x$USE_VALGRIND" != "x" ]; then |
| mkdir -p $OBJ/valgrind-out |
| VG_TEST=`basename $SCRIPT .sh` |
| |
| # Some tests are difficult to fix. |
| case "$VG_TEST" in |
| connect-privsep|reexec) |
| VG_SKIP=1 ;; |
| esac |
| |
| if [ x"$VG_SKIP" = "x" ]; then |
| VG_IGNORE="/bin/*,/sbin/*,/usr/*,/var/*" |
| VG_LOG="$OBJ/valgrind-out/${VG_TEST}." |
| VG_OPTS="--track-origins=yes --leak-check=full" |
| VG_OPTS="$VG_OPTS --trace-children=yes" |
| VG_OPTS="$VG_OPTS --trace-children-skip=${VG_IGNORE}" |
| VG_PATH="valgrind" |
| if [ "x$VALGRIND_PATH" != "x" ]; then |
| VG_PATH="$VALGRIND_PATH" |
| fi |
| VG="$VG_PATH $VG_OPTS" |
| SSH="$VG --log-file=${VG_LOG}ssh.%p $SSH" |
| SSHD="$VG --log-file=${VG_LOG}sshd.%p $SSHD" |
| SSHAGENT="$VG --log-file=${VG_LOG}ssh-agent.%p $SSHAGENT" |
| SSHADD="$VG --log-file=${VG_LOG}ssh-add.%p $SSHADD" |
| SSHKEYGEN="$VG --log-file=${VG_LOG}ssh-keygen.%p $SSHKEYGEN" |
| SSHKEYSCAN="$VG --log-file=${VG_LOG}ssh-keyscan.%p $SSHKEYSCAN" |
| SFTP="$VG --log-file=${VG_LOG}sftp.%p ${SFTP}" |
| SCP="$VG --log-file=${VG_LOG}scp.%p $SCP" |
| cat > $OBJ/valgrind-sftp-server.sh << EOF |
| #!/bin/sh |
| exec $VG --log-file=${VG_LOG}sftp-server.%p $SFTPSERVER "\$@" |
| EOF |
| chmod a+rx $OBJ/valgrind-sftp-server.sh |
| SFTPSERVER="$OBJ/valgrind-sftp-server.sh" |
| fi |
| fi |
| |
| # Logfiles. |
| # SSH_LOGFILE should be the debug output of ssh(1) only |
| # SSHD_LOGFILE should be the debug output of sshd(8) only |
| # REGRESS_LOGFILE is the output of the test itself stdout and stderr |
| if [ "x$TEST_SSH_LOGFILE" = "x" ]; then |
| TEST_SSH_LOGFILE=$OBJ/ssh.log |
| fi |
| if [ "x$TEST_SSHD_LOGFILE" = "x" ]; then |
| TEST_SSHD_LOGFILE=$OBJ/sshd.log |
| fi |
| if [ "x$TEST_REGRESS_LOGFILE" = "x" ]; then |
| TEST_REGRESS_LOGFILE=$OBJ/regress.log |
| fi |
| |
| # truncate logfiles |
| >$TEST_SSH_LOGFILE |
| >$TEST_SSHD_LOGFILE |
| >$TEST_REGRESS_LOGFILE |
| |
| # Create wrapper ssh with logging. We can't just specify "SSH=ssh -E..." |
| # because sftp and scp don't handle spaces in arguments. |
| SSHLOGWRAP=$OBJ/ssh-log-wrapper.sh |
| echo "#!/bin/sh" > $SSHLOGWRAP |
| echo "exec ${SSH} -E${TEST_SSH_LOGFILE} "'"$@"' >>$SSHLOGWRAP |
| |
| chmod a+rx $OBJ/ssh-log-wrapper.sh |
| REAL_SSH="$SSH" |
| SSH="$SSHLOGWRAP" |
| |
| # Some test data. We make a copy because some tests will overwrite it. |
| # The tests may assume that $DATA exists and is writable and $COPY does |
| # not exist. Tests requiring larger data files can call increase_datafile_size |
| # [kbytes] to ensure the file is at least that large. |
| DATANAME=data |
| DATA=$OBJ/${DATANAME} |
| cat ${SSHAGENT_BIN} >${DATA} |
| chmod u+w ${DATA} |
| COPY=$OBJ/copy |
| rm -f ${COPY} |
| |
| increase_datafile_size() |
| { |
| while [ `du -k ${DATA} | cut -f1` -lt $1 ]; do |
| cat ${SSHAGENT_BIN} >>${DATA} |
| done |
| } |
| |
| # these should be used in tests |
| export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP |
| #echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP |
| |
| # Portable specific functions |
| have_prog() |
| { |
| saved_IFS="$IFS" |
| IFS=":" |
| for i in $PATH |
| do |
| if [ -x $i/$1 ]; then |
| IFS="$saved_IFS" |
| return 0 |
| fi |
| done |
| IFS="$saved_IFS" |
| return 1 |
| } |
| |
| jot() { |
| awk "BEGIN { for (i = $2; i < $2 + $1; i++) { printf \"%d\n\", i } exit }" |
| } |
| |
| # Check whether preprocessor symbols are defined in config.h. |
| config_defined () |
| { |
| str=$1 |
| while test "x$2" != "x" ; do |
| str="$str|$2" |
| shift |
| done |
| egrep "^#define.*($str)" ${BUILDDIR}/config.h >/dev/null 2>&1 |
| } |
| |
| md5 () { |
| if have_prog md5sum; then |
| md5sum |
| elif have_prog openssl; then |
| openssl md5 |
| elif have_prog cksum; then |
| cksum |
| elif have_prog sum; then |
| sum |
| else |
| wc -c |
| fi |
| } |
| # End of portable specific functions |
| |
| # helper |
| cleanup () |
| { |
| if [ "x$SSH_PID" != "x" ]; then |
| if [ $SSH_PID -lt 2 ]; then |
| echo bad pid for ssh: $SSH_PID |
| else |
| kill $SSH_PID |
| fi |
| fi |
| if [ -f $PIDFILE ]; then |
| pid=`$SUDO cat $PIDFILE` |
| if [ "X$pid" = "X" ]; then |
| echo no sshd running |
| else |
| if [ $pid -lt 2 ]; then |
| echo bad pid for sshd: $pid |
| else |
| $SUDO kill $pid |
| trace "wait for sshd to exit" |
| i=0; |
| while [ -f $PIDFILE -a $i -lt 5 ]; do |
| i=`expr $i + 1` |
| sleep $i |
| done |
| test -f $PIDFILE && \ |
| fatal "sshd didn't exit port $PORT pid $pid" |
| fi |
| fi |
| fi |
| } |
| |
| start_debug_log () |
| { |
| echo "trace: $@" >$TEST_REGRESS_LOGFILE |
| echo "trace: $@" >$TEST_SSH_LOGFILE |
| echo "trace: $@" >$TEST_SSHD_LOGFILE |
| } |
| |
| save_debug_log () |
| { |
| echo $@ >>$TEST_REGRESS_LOGFILE |
| echo $@ >>$TEST_SSH_LOGFILE |
| echo $@ >>$TEST_SSHD_LOGFILE |
| (cat $TEST_REGRESS_LOGFILE; echo) >>$OBJ/failed-regress.log |
| (cat $TEST_SSH_LOGFILE; echo) >>$OBJ/failed-ssh.log |
| (cat $TEST_SSHD_LOGFILE; echo) >>$OBJ/failed-sshd.log |
| } |
| |
| trace () |
| { |
| start_debug_log $@ |
| if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then |
| echo "$@" |
| fi |
| } |
| |
| verbose () |
| { |
| start_debug_log $@ |
| if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then |
| echo "$@" |
| fi |
| } |
| |
| warn () |
| { |
| echo "WARNING: $@" >>$TEST_SSH_LOGFILE |
| echo "WARNING: $@" |
| } |
| |
| fail () |
| { |
| save_debug_log "FAIL: $@" |
| RESULT=1 |
| echo "$@" |
| |
| } |
| |
| fatal () |
| { |
| save_debug_log "FATAL: $@" |
| printf "FATAL: " |
| fail "$@" |
| cleanup |
| exit $RESULT |
| } |
| |
| ssh_version () |
| { |
| echo ${SSH_PROTOCOLS} | grep "$1" >/dev/null |
| } |
| |
| RESULT=0 |
| PIDFILE=$OBJ/pidfile |
| |
| trap fatal 3 2 |
| |
| if ssh_version 1; then |
| PROTO="2,1" |
| else |
| PROTO="2" |
| fi |
| |
| # create server config |
| cat << EOF > $OBJ/sshd_config |
| StrictModes no |
| Port $PORT |
| AddressFamily inet |
| ListenAddress 127.0.0.1 |
| #ListenAddress ::1 |
| PidFile $PIDFILE |
| AuthorizedKeysFile $OBJ/authorized_keys_%u |
| LogLevel DEBUG3 |
| AcceptEnv _XXX_TEST_* |
| AcceptEnv _XXX_TEST |
| Subsystem sftp $SFTPSERVER |
| EOF |
| |
| # This may be necessary if /usr/src and/or /usr/obj are group-writable, |
| # but if you aren't careful with permissions then the unit tests could |
| # be abused to locally escalate privileges. |
| if [ ! -z "$TEST_SSH_UNSAFE_PERMISSIONS" ]; then |
| echo "StrictModes no" >> $OBJ/sshd_config |
| fi |
| |
| if [ ! -z "$TEST_SSH_SSHD_CONFOPTS" ]; then |
| trace "adding sshd_config option $TEST_SSH_SSHD_CONFOPTS" |
| echo "$TEST_SSH_SSHD_CONFOPTS" >> $OBJ/sshd_config |
| fi |
| |
| # server config for proxy connects |
| cp $OBJ/sshd_config $OBJ/sshd_proxy |
| |
| # allow group-writable directories in proxy-mode |
| echo 'StrictModes no' >> $OBJ/sshd_proxy |
| |
| # create client config |
| cat << EOF > $OBJ/ssh_config |
| Host * |
| Hostname 127.0.0.1 |
| HostKeyAlias localhost-with-alias |
| Port $PORT |
| User $USER |
| GlobalKnownHostsFile $OBJ/known_hosts |
| UserKnownHostsFile $OBJ/known_hosts |
| RSAAuthentication yes |
| PubkeyAuthentication yes |
| ChallengeResponseAuthentication no |
| HostbasedAuthentication no |
| PasswordAuthentication no |
| RhostsRSAAuthentication no |
| BatchMode yes |
| StrictHostKeyChecking yes |
| LogLevel DEBUG3 |
| EOF |
| |
| if [ ! -z "$TEST_SSH_SSH_CONFOPTS" ]; then |
| trace "adding ssh_config option $TEST_SSH_SSH_CONFOPTS" |
| echo "$TEST_SSH_SSH_CONFOPTS" >> $OBJ/ssh_config |
| fi |
| |
| rm -f $OBJ/known_hosts $OBJ/authorized_keys_$USER |
| |
| if ssh_version 1; then |
| SSH_KEYTYPES="rsa rsa1" |
| else |
| SSH_KEYTYPES="rsa ed25519" |
| fi |
| trace "generate keys" |
| for t in ${SSH_KEYTYPES}; do |
| # generate user key |
| if [ ! -f $OBJ/$t ] || [ ${SSHKEYGEN_BIN} -nt $OBJ/$t ]; then |
| rm -f $OBJ/$t |
| ${SSHKEYGEN} -q -N '' -t $t -f $OBJ/$t ||\ |
| fail "ssh-keygen for $t failed" |
| fi |
| |
| # known hosts file for client |
| ( |
| printf 'localhost-with-alias,127.0.0.1,::1 ' |
| cat $OBJ/$t.pub |
| ) >> $OBJ/known_hosts |
| |
| # setup authorized keys |
| cat $OBJ/$t.pub >> $OBJ/authorized_keys_$USER |
| echo IdentityFile $OBJ/$t >> $OBJ/ssh_config |
| |
| # use key as host key, too |
| $SUDO cp $OBJ/$t $OBJ/host.$t |
| echo HostKey $OBJ/host.$t >> $OBJ/sshd_config |
| |
| # don't use SUDO for proxy connect |
| echo HostKey $OBJ/$t >> $OBJ/sshd_proxy |
| done |
| chmod 644 $OBJ/authorized_keys_$USER |
| |
| # Activate Twisted Conch tests if the binary is present |
| REGRESS_INTEROP_CONCH=no |
| if test -x "$CONCH" ; then |
| REGRESS_INTEROP_CONCH=yes |
| fi |
| |
| # If PuTTY is present and we are running a PuTTY test, prepare keys and |
| # configuration |
| REGRESS_INTEROP_PUTTY=no |
| if test -x "$PUTTYGEN" -a -x "$PLINK" ; then |
| REGRESS_INTEROP_PUTTY=yes |
| fi |
| case "$SCRIPT" in |
| *putty*) ;; |
| *) REGRESS_INTEROP_PUTTY=no ;; |
| esac |
| |
| if test "$REGRESS_INTEROP_PUTTY" = "yes" ; then |
| mkdir -p ${OBJ}/.putty |
| |
| # Add a PuTTY key to authorized_keys |
| rm -f ${OBJ}/putty.rsa2 |
| if ! puttygen -t rsa -o ${OBJ}/putty.rsa2 \ |
| --new-passphrase /dev/null < /dev/null > /dev/null; then |
| echo "Your installed version of PuTTY is too old to support --new-passphrase; trying without (may require manual interaction) ..." >&2 |
| puttygen -t rsa -o ${OBJ}/putty.rsa2 < /dev/null > /dev/null |
| fi |
| puttygen -O public-openssh ${OBJ}/putty.rsa2 \ |
| >> $OBJ/authorized_keys_$USER |
| |
| # Convert rsa2 host key to PuTTY format |
| ${SRC}/ssh2putty.sh 127.0.0.1 $PORT $OBJ/rsa > \ |
| ${OBJ}/.putty/sshhostkeys |
| ${SRC}/ssh2putty.sh 127.0.0.1 22 $OBJ/rsa >> \ |
| ${OBJ}/.putty/sshhostkeys |
| |
| # Setup proxied session |
| mkdir -p ${OBJ}/.putty/sessions |
| rm -f ${OBJ}/.putty/sessions/localhost_proxy |
| echo "Protocol=ssh" >> ${OBJ}/.putty/sessions/localhost_proxy |
| echo "HostName=127.0.0.1" >> ${OBJ}/.putty/sessions/localhost_proxy |
| echo "PortNumber=$PORT" >> ${OBJ}/.putty/sessions/localhost_proxy |
| echo "ProxyMethod=5" >> ${OBJ}/.putty/sessions/localhost_proxy |
| echo "ProxyTelnetCommand=sh ${SRC}/sshd-log-wrapper.sh ${TEST_SSHD_LOGFILE} ${SSHD} -i -f $OBJ/sshd_proxy" >> ${OBJ}/.putty/sessions/localhost_proxy |
| echo "ProxyLocalhost=1" >> ${OBJ}/.putty/sessions/localhost_proxy |
| |
| REGRESS_INTEROP_PUTTY=yes |
| fi |
| |
| # create a proxy version of the client config |
| ( |
| cat $OBJ/ssh_config |
| echo proxycommand ${SUDO} sh ${SRC}/sshd-log-wrapper.sh ${TEST_SSHD_LOGFILE} ${SSHD} -i -f $OBJ/sshd_proxy |
| ) > $OBJ/ssh_proxy |
| |
| # check proxy config |
| ${SSHD} -t -f $OBJ/sshd_proxy || fatal "sshd_proxy broken" |
| |
| start_sshd () |
| { |
| # start sshd |
| $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken" |
| $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -E$TEST_SSHD_LOGFILE |
| |
| trace "wait for sshd" |
| i=0; |
| while [ ! -f $PIDFILE -a $i -lt 10 ]; do |
| i=`expr $i + 1` |
| sleep $i |
| done |
| |
| test -f $PIDFILE || fatal "no sshd running on port $PORT" |
| } |
| |
| # source test body |
| . $SCRIPT |
| |
| # kill sshd |
| cleanup |
| if [ $RESULT -eq 0 ]; then |
| verbose ok $tid |
| else |
| echo failed $tid |
| fi |
| exit $RESULT |