1# $OpenBSD: test-exec.sh,v 1.131 2025/07/26 01:53:31 djm Exp $ 2# Placed in the Public Domain. 3 4#SUDO=sudo 5 6if [ ! -z "$TEST_SSH_ELAPSED_TIMES" ]; then 7 STARTTIME=`date '+%s'` 8fi 9 10if [ ! -z "$TEST_SSH_PORT" ]; then 11 PORT="$TEST_SSH_PORT" 12else 13 PORT=4242 14fi 15 16OBJ=$1 17if [ "x$OBJ" = "x" ]; then 18 echo '$OBJ not defined' 19 exit 2 20fi 21if [ ! -d $OBJ ]; then 22 echo "not a directory: $OBJ" 23 exit 2 24fi 25SCRIPT=$2 26if [ "x$SCRIPT" = "x" ]; then 27 echo '$SCRIPT not defined' 28 exit 2 29fi 30if [ ! -f $SCRIPT ]; then 31 echo "not a file: $SCRIPT" 32 exit 2 33fi 34if $TEST_SHELL -n $SCRIPT; then 35 true 36else 37 echo "syntax error in $SCRIPT" 38 exit 2 39fi 40unset SSH_AUTH_SOCK 41 42# Portable-specific settings. 43 44if [ -x /usr/ucb/whoami ]; then 45 USER=`/usr/ucb/whoami` 46elif whoami >/dev/null 2>&1; then 47 USER=`whoami` 48elif logname >/dev/null 2>&1; then 49 USER=`logname` 50else 51 USER=`id -un` 52fi 53if test -z "$LOGNAME"; then 54 LOGNAME="${USER}" 55 export LOGNAME 56fi 57 58# Unbreak GNU head(1) 59_POSIX2_VERSION=199209 60export _POSIX2_VERSION 61 62case `uname -s 2>/dev/null` in 63OSF1*) 64 BIN_SH=xpg4 65 export BIN_SH 66 ;; 67CYGWIN*) 68 os=cygwin 69 ;; 70esac 71 72# If configure tells us to use a different egrep, create a wrapper function 73# to call it. This means we don't need to change all the tests that depend 74# on a good implementation. 75if test "x${EGREP}" != "x"; then 76 egrep () 77{ 78 ${EGREP} "$@" 79} 80fi 81 82SRC=`dirname ${SCRIPT}` 83 84# defaults 85SSH=ssh 86SSHD=sshd 87SSHAGENT=ssh-agent 88SSHADD=ssh-add 89SSHKEYGEN=ssh-keygen 90SSHKEYSCAN=ssh-keyscan 91SFTP=sftp 92SFTPSERVER=/usr/libexec/openssh/sftp-server 93SSHD_SESSION=/usr/libexec/sshd-session 94SSHD_AUTH=/usr/libexec/sshd-auth 95SCP=scp 96 97# Set by make_tmpdir() on demand (below). 98SSH_REGRESS_TMP= 99 100# Interop testing 101PLINK=/usr/local/bin/plink 102PUTTYGEN=/usr/local/bin/puttygen 103CONCH=/usr/local/bin/conch 104DROPBEAR=/usr/local/sbin/dropbear 105DBCLIENT=/usr/local/bin/dbclient 106DROPBEARKEY=/usr/local/bin/dropbearkey 107DROPBEARCONVERT=/usr/local/bin/dropbearconvert 108 109# So we can override this in Portable. 110TEST_SHELL="${TEST_SHELL:-/bin/sh}" 111 112# Tools used by multiple tests 113NC=$OBJ/netcat 114# Always use the one configure tells us to, even if that's empty. 115#OPENSSL_BIN="${OPENSSL_BIN:-openssl}" 116 117if [ "x$TEST_SSH_SSH" != "x" ]; then 118 SSH="${TEST_SSH_SSH}" 119fi 120if [ "x$TEST_SSH_SSHD_SESSION" != "x" ]; then 121 SSHD_SESSION="${TEST_SSH_SSHD_SESSION}" 122fi 123if [ "x$TEST_SSH_SSHD_AUTH" != "x" ]; then 124 SSHD_AUTH="${TEST_SSH_SSHD_AUTH}" 125fi 126if [ "x$TEST_SSH_SSHD" != "x" ]; then 127 SSHD="${TEST_SSH_SSHD}" 128fi 129if [ "x$TEST_SSH_SSHAGENT" != "x" ]; then 130 SSHAGENT="${TEST_SSH_SSHAGENT}" 131fi 132if [ "x$TEST_SSH_SSHADD" != "x" ]; then 133 SSHADD="${TEST_SSH_SSHADD}" 134fi 135if [ "x$TEST_SSH_SSHKEYGEN" != "x" ]; then 136 SSHKEYGEN="${TEST_SSH_SSHKEYGEN}" 137fi 138if [ "x$TEST_SSH_SSHKEYSCAN" != "x" ]; then 139 SSHKEYSCAN="${TEST_SSH_SSHKEYSCAN}" 140fi 141if [ "x$TEST_SSH_SFTP" != "x" ]; then 142 SFTP="${TEST_SSH_SFTP}" 143fi 144if [ "x$TEST_SSH_SFTPSERVER" != "x" ]; then 145 SFTPSERVER="${TEST_SSH_SFTPSERVER}" 146fi 147if [ "x$TEST_SSH_SCP" != "x" ]; then 148 SCP="${TEST_SSH_SCP}" 149fi 150if [ "x$TEST_SSH_PLINK" != "x" ]; then 151 PLINK="${TEST_SSH_PLINK}" 152fi 153if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then 154 PUTTYGEN="${TEST_SSH_PUTTYGEN}" 155fi 156if [ "x$TEST_SSH_CONCH" != "x" ]; then 157 CONCH="${TEST_SSH_CONCH}" 158fi 159if [ "x$TEST_SSH_DROPBEAR" != "x" ]; then 160 DROPBEAR="${TEST_SSH_DROPBEAR}" 161fi 162if [ "x$TEST_SSH_DBCLIENT" != "x" ]; then 163 DBCLIENT="${TEST_SSH_DBCLIENT}" 164fi 165if [ "x$TEST_SSH_DROPBEARKEY" != "x" ]; then 166 DROPBEARKEY="${TEST_SSH_DROPBEARKEY}" 167fi 168if [ "x$TEST_SSH_DROPBEARCONVERT" != "x" ]; then 169 DROPBEARCONVERT="${TEST_SSH_DROPBEARCONVERT}" 170fi 171if [ "x$TEST_SSH_PKCS11_HELPER" != "x" ]; then 172 SSH_PKCS11_HELPER="${TEST_SSH_PKCS11_HELPER}" 173fi 174if [ "x$TEST_SSH_SK_HELPER" != "x" ]; then 175 SSH_SK_HELPER="${TEST_SSH_SK_HELPER}" 176fi 177if [ "x$TEST_SSH_OPENSSL" != "x" ]; then 178 OPENSSL_BIN="${TEST_SSH_OPENSSL}" 179fi 180 181# Path to sshd must be absolute for rexec 182case "$SSHD" in 183/*) ;; 184*) SSHD=`which $SSHD` ;; 185esac 186 187case "$SSH" in 188/*) ;; 189*) SSH=`which $SSH` ;; 190esac 191 192case "$SSHAGENT" in 193/*) ;; 194*) SSHAGENT=`which $SSHAGENT` ;; 195esac 196 197# Record the actual binaries used. 198SSH_BIN=${SSH} 199SSHD_BIN=${SSHD} 200SSHAGENT_BIN=${SSHAGENT} 201SSHADD_BIN=${SSHADD} 202SSHKEYGEN_BIN=${SSHKEYGEN} 203SSHKEYSCAN_BIN=${SSHKEYSCAN} 204SFTP_BIN=${SFTP} 205SFTPSERVER_BIN=${SFTPSERVER} 206SCP_BIN=${SCP} 207 208if [ "x$USE_VALGRIND" != "x" ]; then 209 rm -rf $OBJ/valgrind-out $OBJ/valgrind-vgdb 210 mkdir -p $OBJ/valgrind-out $OBJ/valgrind-vgdb 211 # When using sudo ensure low-priv tests can write pipes and logs. 212 if [ "x$SUDO" != "x" ]; then 213 chmod 777 $OBJ/valgrind-out $OBJ/valgrind-vgdb 214 fi 215 VG_TEST=`basename $SCRIPT .sh` 216 217 # Some tests are difficult to fix. 218 case "$VG_TEST" in 219 reexec) 220 VG_SKIP=1 ;; 221 sftp-chroot) 222 if [ "x${SUDO}" != "x" ]; then 223 VG_SKIP=1 224 fi ;; 225 esac 226 227 if [ x"$VG_SKIP" = "x" ]; then 228 VG_LEAK="--leak-check=no" 229 if [ x"$VALGRIND_CHECK_LEAKS" != "x" ]; then 230 VG_LEAK="--leak-check=full" 231 fi 232 VG_IGNORE="/bin/*,/sbin/*,/usr/*,/var/*" 233 VG_LOG="$OBJ/valgrind-out/${VG_TEST}." 234 VG_OPTS="--track-origins=yes $VG_LEAK" 235 VG_OPTS="$VG_OPTS --trace-children=yes" 236 VG_OPTS="$VG_OPTS --trace-children-skip=${VG_IGNORE}" 237 VG_OPTS="$VG_OPTS --vgdb-prefix=$OBJ/valgrind-vgdb/" 238 VG_PATH="valgrind" 239 if [ "x$VALGRIND_PATH" != "x" ]; then 240 VG_PATH="$VALGRIND_PATH" 241 fi 242 VG="$VG_PATH $VG_OPTS" 243 SSH="$VG --log-file=${VG_LOG}ssh.%p $SSH" 244 SSHD="$VG --log-file=${VG_LOG}sshd.%p $SSHD" 245 SSHAGENT="$VG --log-file=${VG_LOG}ssh-agent.%p $SSHAGENT" 246 SSHADD="$VG --log-file=${VG_LOG}ssh-add.%p $SSHADD" 247 SSHKEYGEN="$VG --log-file=${VG_LOG}ssh-keygen.%p $SSHKEYGEN" 248 SSHKEYSCAN="$VG --log-file=${VG_LOG}ssh-keyscan.%p $SSHKEYSCAN" 249 SFTP="$VG --log-file=${VG_LOG}sftp.%p ${SFTP}" 250 SCP="$VG --log-file=${VG_LOG}scp.%p $SCP" 251 cat > $OBJ/valgrind-sftp-server.sh << EOF 252#!/bin/sh 253exec $VG --log-file=${VG_LOG}sftp-server.%p $SFTPSERVER "\$@" 254EOF 255 chmod a+rx $OBJ/valgrind-sftp-server.sh 256 SFTPSERVER="$OBJ/valgrind-sftp-server.sh" 257 fi 258fi 259 260# Logfiles. 261# SSH_LOGFILE should be the debug output of ssh(1) only 262# SSHD_LOGFILE should be the debug output of sshd(8) only 263# REGRESS_LOGFILE is the log of progress of the regress test itself. 264# TEST_SSH_LOGDIR will contain datestamped logs of all binaries run in 265# chronological order. 266if [ "x$TEST_SSH_LOGDIR" = "x" ]; then 267 TEST_SSH_LOGDIR=$OBJ/log 268 mkdir -p $TEST_SSH_LOGDIR 269fi 270if [ "x$TEST_SSH_LOGFILE" = "x" ]; then 271 TEST_SSH_LOGFILE=$OBJ/ssh.log 272fi 273if [ "x$TEST_SSHD_LOGFILE" = "x" ]; then 274 TEST_SSHD_LOGFILE=$OBJ/sshd.log 275fi 276if [ "x$TEST_REGRESS_LOGFILE" = "x" ]; then 277 TEST_REGRESS_LOGFILE=$OBJ/regress.log 278fi 279 280# If set, keep track of successful tests and skip them them if we've 281# previously completed that test. 282if [ "x$TEST_REGRESS_CACHE_DIR" != "x" ]; then 283 if [ ! -d "$TEST_REGRESS_CACHE_DIR" ]; then 284 mkdir -p "$TEST_REGRESS_CACHE_DIR" 285 fi 286 TEST="`basename $SCRIPT .sh`" 287 CACHE="${TEST_REGRESS_CACHE_DIR}/${TEST}.cache" 288 for i in ${SSH} ${SSHD} ${SSHAGENT} ${SSHADD} ${SSHKEYGEN} ${SCP} \ 289 ${SFTP} ${SFTPSERVER} ${SSHKEYSCAN}; do 290 case $i in 291 /*) bin="$i" ;; 292 *) bin="`which $i`" ;; 293 esac 294 if [ "$bin" -nt "$CACHE" ]; then 295 rm -f "$CACHE" 296 fi 297 done 298 if [ -f "$CACHE" ]; then 299 echo ok cached $CACHE 300 exit 0 301 fi 302fi 303 304# truncate logfiles 305>$TEST_REGRESS_LOGFILE 306 307# Create ssh and sshd wrappers with logging. These create a datestamped 308# unique file for every invocation so that we can retain all logs from a 309# given test no matter how many times it's invoked. It also leaves a 310# symlink with the original name for tests (and people) who look for that. 311 312# For ssh, e can't just specify "SSH=ssh -E..." because sftp and scp don't 313# handle spaces in arguments. scp and sftp like to use -q so we remove those 314# to preserve our debug logging. In the rare instance where -q is desirable 315# -qq is equivalent and is not removed. 316SSHLOGWRAP=$OBJ/ssh-log-wrapper.sh 317rm -f ${SSHLOGWRAP} 318cat >$SSHLOGWRAP <<EOD 319#!/bin/sh 320timestamp="\`$OBJ/timestamp\`" 321logfile="${TEST_SSH_LOGDIR}/\${timestamp}.ssh.\$\$.log" 322echo "Executing: ${SSH} \$@" log \${logfile} >>$TEST_REGRESS_LOGFILE 323echo "Executing: ${SSH} \$@" >>\${logfile} 324for i in "\$@";do shift;case "\$i" in -q):;; *) set -- "\$@" "\$i";;esac;done 325rm -f $TEST_SSH_LOGFILE 326ln -f -s \${logfile} $TEST_SSH_LOGFILE 327exec ${SSH} -E\${logfile} "\$@" 328EOD 329 330chmod a+rx $OBJ/ssh-log-wrapper.sh 331REAL_SSH="$SSH" 332REAL_SSHD="$SSHD" 333SSH="$SSHLOGWRAP" 334 335SSHDLOGWRAP=$OBJ/sshd-log-wrapper.sh 336rm -f ${SSHDLOGWRAP} 337cat >$SSHDLOGWRAP <<EOD 338#!/bin/sh 339timestamp="\`$OBJ/timestamp\`" 340logfile="${TEST_SSH_LOGDIR}/\${timestamp}.sshd.\$\$.log" 341rm -f $TEST_SSHD_LOGFILE 342touch \$logfile 343test -z "$SUDO" || chown $USER \$logfile 344ln -f -s \${logfile} $TEST_SSHD_LOGFILE 345echo "Executing: ${SSHD} \$@" log \${logfile} >>$TEST_REGRESS_LOGFILE 346echo "Executing: ${SSHD} \$@" >>\${logfile} 347exec ${SSHD} -E\${logfile} "\$@" 348EOD 349chmod a+rx $OBJ/sshd-log-wrapper.sh 350 351ssh_logfile () 352{ 353 tool="$1" 354 timestamp="`$OBJ/timestamp`" 355 logfile="${TEST_SSH_LOGDIR}/${timestamp}.$tool.$$.log" 356 echo "Logging $tool to log \${logfile}" >>$TEST_REGRESS_LOGFILE 357 echo $logfile 358} 359 360# Some test data. We make a copy because some tests will overwrite it. 361# The tests may assume that $DATA exists and is writable and $COPY does 362# not exist. Tests requiring larger data files can call increase_datafile_size 363# [kbytes] to ensure the file is at least that large. 364DATANAME=data 365DATA=$OBJ/${DATANAME} 366cat ${SSH_BIN} >${DATA} 367chmod u+w ${DATA} 368COPY=$OBJ/copy 369rm -f ${COPY} 370 371increase_datafile_size() 372{ 373 while [ `du -k ${DATA} | cut -f1` -lt $1 ]; do 374 cat ${SSH_BIN} >>${DATA} 375 done 376} 377 378# these should be used in tests 379export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP 380export SSH_PKCS11_HELPER SSH_SK_HELPER 381#echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP 382 383# Portable specific functions 384which() 385{ 386 saved_IFS="$IFS" 387 IFS=":" 388 for i in $PATH 389 do 390 if [ -x $i/$1 ]; then 391 IFS="$saved_IFS" 392 echo "$i/$1" 393 return 0 394 fi 395 done 396 IFS="$saved_IFS" 397 echo "$i/$1" 398 return 1 399} 400 401have_prog() 402{ 403 which "$1" >/dev/null 2>&1 404 return $? 405} 406 407jot() { 408 awk "BEGIN { for (i = $2; i < $2 + $1; i++) { printf \"%d\n\", i } exit }" 409} 410 411if [ ! -x "`which rev`" ]; then 412rev() 413{ 414 awk '{for (i=length; i>0; i--) printf "%s", substr($0, i, 1); print ""}' 415} 416fi 417 418if [ -x "/usr/xpg4/bin/id" ]; then 419id() 420{ 421 /usr/xpg4/bin/id $@ 422} 423fi 424 425# Check whether preprocessor symbols are defined in config.h. 426config_defined () 427{ 428 str=$1 429 while test "x$2" != "x" ; do 430 str="$str|$2" 431 shift 432 done 433 egrep "^#define.*($str)" ${BUILDDIR}/config.h >/dev/null 2>&1 434} 435 436md5 () { 437 if have_prog md5sum; then 438 md5sum 439 elif have_prog openssl; then 440 openssl md5 441 elif have_prog cksum; then 442 cksum 443 elif have_prog sum; then 444 sum 445 elif [ -x ${OPENSSL_BIN} ]; then 446 ${OPENSSL_BIN} md5 447 else 448 wc -c 449 fi 450} 451 452# Some platforms don't have hostname at all, but on others uname -n doesn't 453# provide the fully qualified name we need, so in the former case we create 454# our own hostname function. 455if ! have_prog hostname; then 456 hostname() { 457 uname -n 458 } 459fi 460 461make_tmpdir () 462{ 463 SSH_REGRESS_TMP="$($OBJ/mkdtemp openssh-XXXXXXXX)" || \ 464 fatal "failed to create temporary directory" 465} 466# End of portable specific functions 467 468stop_sshd () 469{ 470 [ -z $PIDFILE ] && return 471 [ -f $PIDFILE ] || return 472 pid=`$SUDO cat $PIDFILE` 473 if [ "X$pid" = "X" ]; then 474 echo "no sshd running" 1>&2 475 return 476 elif [ $pid -lt 2 ]; then 477 echo "bad pid for sshd: $pid" 1>&2 478 return 479 fi 480 $SUDO kill $pid 481 trace "wait for sshd to exit" 482 i=0; 483 while [ -f $PIDFILE -a $i -lt 5 ]; do 484 i=`expr $i + 1` 485 sleep $i 486 done 487 if test -f $PIDFILE; then 488 if $SUDO kill -0 $pid; then 489 echo "sshd didn't exit port $PORT pid $pid" 1>&2 490 else 491 echo "sshd died without cleanup" 1>&2 492 fi 493 exit 1 494 fi 495 PIDFILE="" 496} 497 498# helper 499cleanup () 500{ 501 if [ "x$SSH_PID" != "x" ]; then 502 if [ $SSH_PID -lt 2 ]; then 503 echo bad pid for ssh: $SSH_PID 504 else 505 kill $SSH_PID 506 fi 507 fi 508 if [ "x$SSH_REGRESS_TMP" != "x" ]; then 509 rm -rf "$SSH_REGRESS_TMP" 510 fi 511 stop_sshd 512 if [ ! -z "$TEST_SSH_ELAPSED_TIMES" ]; then 513 now=`date '+%s'` 514 elapsed=$(($now - $STARTTIME)) 515 echo elapsed $elapsed `basename $SCRIPT .sh` 516 fi 517} 518 519start_debug_log () 520{ 521 echo "trace: $@" >>$TEST_REGRESS_LOGFILE 522 if [ -d "$TEST_SSH_LOGDIR" ]; then 523 rm -f $TEST_SSH_LOGDIR/* 524 fi 525} 526 527save_debug_log () 528{ 529 testname=`echo $tid | tr ' ' _` 530 tarname="$OBJ/failed-$testname-logs.tar" 531 532 for logfile in $TEST_SSH_LOGDIR $TEST_REGRESS_LOGFILE \ 533 $TEST_SSH_LOGFILE $TEST_SSHD_LOGFILE; do 534 if [ ! -z "$SUDO" ] && [ -e "$logfile" ]; then 535 $SUDO chown -R $USER $logfile 536 fi 537 done 538 test -z "$SUDO" || $SUDO chmod ug+rw $TEST_SSHD_LOGFILE 539 echo $@ >>$TEST_REGRESS_LOGFILE 540 echo $@ >>$TEST_SSH_LOGFILE 541 echo $@ >>$TEST_SSHD_LOGFILE 542 echo "Saving debug logs to $tarname" >>$TEST_REGRESS_LOGFILE 543 (cat $TEST_REGRESS_LOGFILE; echo) >>$OBJ/failed-regress.log 544 (cat $TEST_SSH_LOGFILE; echo) >>$OBJ/failed-ssh.log 545 (cat $TEST_SSHD_LOGFILE; echo) >>$OBJ/failed-sshd.log 546} 547 548trace () 549{ 550 start_debug_log $@ 551 if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then 552 echo "$@" 553 fi 554} 555 556verbose () 557{ 558 start_debug_log $@ 559 if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then 560 echo "$@" 561 fi 562} 563 564fail () 565{ 566 save_debug_log "FAIL: $@" 567 RESULT=1 568 echo "$@" 569 if test "x$TEST_SSH_FAIL_FATAL" != "x" ; then 570 cleanup 571 exit $RESULT 572 fi 573} 574 575fatal () 576{ 577 save_debug_log "FATAL: $@" 578 printf "FATAL: " 579 fail "$@" 580 cleanup 581 exit $RESULT 582} 583 584# Skip remaining tests in script. 585skip () 586{ 587 echo "SKIPPED: $@" 588 cleanup 589 exit $RESULT 590} 591 592maybe_add_scp_path_to_sshd () 593{ 594 # If we're testing a non-installed scp, add its directory to sshd's 595 # PATH so we can test it. We don't do this for all tests as it 596 # breaks the SetEnv tests. 597 case "$SCP" in 598 /*) PATH_WITH_SCP="`dirname $SCP`:$PATH" 599 echo " SetEnv PATH='$PATH_WITH_SCP'" >>$OBJ/sshd_config 600 echo " SetEnv PATH='$PATH_WITH_SCP'" >>$OBJ/sshd_proxy ;; 601 esac 602} 603 604RESULT=0 605PIDFILE=$OBJ/pidfile 606 607trap fatal 3 2 608 609# create server config 610cat << EOF > $OBJ/sshd_config 611 StrictModes no 612 Port $PORT 613 AddressFamily inet 614 ListenAddress 127.0.0.1 615 #ListenAddress ::1 616 PidFile $PIDFILE 617 AuthorizedKeysFile $OBJ/authorized_keys_%u 618 LogLevel DEBUG3 619 AcceptEnv _XXX_TEST_* 620 AcceptEnv _XXX_TEST 621 Subsystem sftp $SFTPSERVER 622 SshdSessionPath $SSHD_SESSION 623 SshdAuthPath $SSHD_AUTH 624 PerSourcePenalties no 625EOF 626 627# This may be necessary if /usr/src and/or /usr/obj are group-writable, 628# but if you aren't careful with permissions then the unit tests could 629# be abused to locally escalate privileges. 630if [ ! -z "$TEST_SSH_UNSAFE_PERMISSIONS" ]; then 631 echo " StrictModes no" >> $OBJ/sshd_config 632else 633 # check and warn if excessive permissions are likely to cause failures. 634 unsafe="" 635 dir="${OBJ}" 636 while test ${dir} != "/"; do 637 if test -d "${dir}" && ! test -h "${dir}"; then 638 perms=`ls -ld ${dir}` 639 case "${perms}" in 640 ?????w????*|????????w?*) unsafe="${unsafe} ${dir}" ;; 641 esac 642 fi 643 dir=`dirname ${dir}` 644 done 645 if ! test -z "${unsafe}"; then 646 cat <<EOD 647 648WARNING: Unsafe (group or world writable) directory permissions found: 649${unsafe} 650 651These could be abused to locally escalate privileges. If you are 652sure that this is not a risk (eg there are no other users), you can 653bypass this check by setting TEST_SSH_UNSAFE_PERMISSIONS=1 654 655EOD 656 fi 657fi 658 659if [ ! -z "$TEST_SSH_MODULI_FILE" ]; then 660 trace "adding modulifile='$TEST_SSH_MODULI_FILE' to sshd_config" 661 echo " ModuliFile '$TEST_SSH_MODULI_FILE'" >> $OBJ/sshd_config 662fi 663 664if [ ! -z "$TEST_SSH_SSHD_CONFOPTS" ]; then 665 trace "adding sshd_config option $TEST_SSH_SSHD_CONFOPTS" 666 echo "$TEST_SSH_SSHD_CONFOPTS" >> $OBJ/sshd_config 667fi 668 669# server config for proxy connects 670cp $OBJ/sshd_config $OBJ/sshd_proxy 671 672# allow group-writable directories in proxy-mode 673echo 'StrictModes no' >> $OBJ/sshd_proxy 674 675# create client config 676cat << EOF > $OBJ/ssh_config 677Host * 678 Hostname 127.0.0.1 679 HostKeyAlias localhost-with-alias 680 Port $PORT 681 User $USER 682 GlobalKnownHostsFile $OBJ/known_hosts 683 UserKnownHostsFile $OBJ/known_hosts 684 PubkeyAuthentication yes 685 ChallengeResponseAuthentication no 686 PasswordAuthentication no 687 BatchMode yes 688 StrictHostKeyChecking yes 689 LogLevel DEBUG3 690EOF 691 692if [ ! -z "$TEST_SSH_SSH_CONFOPTS" ]; then 693 trace "adding ssh_config option $TEST_SSH_SSH_CONFOPTS" 694 echo "$TEST_SSH_SSH_CONFOPTS" >> $OBJ/ssh_config 695fi 696 697rm -f $OBJ/known_hosts $OBJ/authorized_keys_$USER 698 699SSH_SK_PROVIDER= 700if ! config_defined ENABLE_SK; then 701 trace skipping sk-dummy 702elif [ -f "${SRC}/misc/sk-dummy/obj/sk-dummy.so" ] ; then 703 SSH_SK_PROVIDER="${SRC}/misc/sk-dummy/obj/sk-dummy.so" 704elif [ -f "${OBJ}/misc/sk-dummy/sk-dummy.so" ] ; then 705 SSH_SK_PROVIDER="${OBJ}/misc/sk-dummy/sk-dummy.so" 706elif [ -f "${SRC}/misc/sk-dummy/sk-dummy.so" ] ; then 707 SSH_SK_PROVIDER="${SRC}/misc/sk-dummy/sk-dummy.so" 708fi 709export SSH_SK_PROVIDER 710 711if ! test -z "$SSH_SK_PROVIDER"; then 712 EXTRA_AGENT_ARGS='-P/*' # XXX want realpath(1)... 713 echo "SecurityKeyProvider $SSH_SK_PROVIDER" >> $OBJ/ssh_config 714 echo "SecurityKeyProvider $SSH_SK_PROVIDER" >> $OBJ/sshd_config 715 echo "SecurityKeyProvider $SSH_SK_PROVIDER" >> $OBJ/sshd_proxy 716fi 717export EXTRA_AGENT_ARGS 718 719maybe_filter_sk() { 720 if test -z "$SSH_SK_PROVIDER" ; then 721 grep -v ^sk 722 else 723 cat 724 fi 725} 726 727SSH_KEYTYPES=`$SSH -Q key-plain | maybe_filter_sk` 728SSH_HOSTKEY_TYPES=`$SSH -Q key-plain | maybe_filter_sk` 729 730for t in ${SSH_KEYTYPES}; do 731 # generate user key 732 if [ ! -f $OBJ/$t ] || [ ${SSHKEYGEN_BIN} -nt $OBJ/$t ]; then 733 trace "generating key type $t" 734 rm -f $OBJ/$t 735 ${SSHKEYGEN} -q -N '' -t $t -f $OBJ/$t ||\ 736 fail "ssh-keygen for $t failed" 737 else 738 trace "using cached key type $t" 739 fi 740 741 # setup authorized keys 742 cat $OBJ/$t.pub >> $OBJ/authorized_keys_$USER 743 echo IdentityFile $OBJ/$t >> $OBJ/ssh_config 744done 745 746for t in ${SSH_HOSTKEY_TYPES}; do 747 # known hosts file for client 748 ( 749 printf 'localhost-with-alias,127.0.0.1,::1 ' 750 cat $OBJ/$t.pub 751 ) >> $OBJ/known_hosts 752 753 # use key as host key, too 754 (umask 077; $SUDO cp $OBJ/$t $OBJ/host.$t) 755 echo HostKey $OBJ/host.$t >> $OBJ/sshd_config 756 757 # don't use SUDO for proxy connect 758 echo HostKey $OBJ/$t >> $OBJ/sshd_proxy 759done 760chmod 644 $OBJ/authorized_keys_$USER 761 762# Activate Twisted Conch tests if the binary is present 763REGRESS_INTEROP_CONCH=no 764if test -x "$CONCH" ; then 765 REGRESS_INTEROP_CONCH=yes 766fi 767 768# If PuTTY is present, new enough and we are running a PuTTY test, prepare 769# keys and configuration. 770REGRESS_INTEROP_PUTTY=no 771if test -x "$PUTTYGEN" -a -x "$PLINK" && 772 "$PUTTYGEN" --help 2>&1 | grep -- --new-passphrase >/dev/null; then 773 REGRESS_INTEROP_PUTTY=yes 774fi 775case "$SCRIPT" in 776*putty*) ;; 777*) REGRESS_INTEROP_PUTTY=no ;; 778esac 779 780puttysetup() { 781 if test "x$REGRESS_INTEROP_PUTTY" != "xyes" ; then 782 skip "putty interop tests not enabled" 783 fi 784 785 mkdir -p ${OBJ}/.putty 786 787 # Add a PuTTY key to authorized_keys 788 rm -f ${OBJ}/putty.rsa2 789 if ! "$PUTTYGEN" -t rsa -o ${OBJ}/putty.rsa2 \ 790 --random-device=/dev/urandom \ 791 --new-passphrase /dev/null < /dev/null > /dev/null; then 792 echo "Your installed version of PuTTY is too old to support --new-passphrase, skipping test" >&2 793 exit 1 794 fi 795 "$PUTTYGEN" -O public-openssh ${OBJ}/putty.rsa2 \ 796 >> $OBJ/authorized_keys_$USER 797 798 # Convert rsa2 host key to PuTTY format 799 cp $OBJ/ssh-rsa $OBJ/ssh-rsa_oldfmt 800 ${SSHKEYGEN} -p -N '' -m PEM -f $OBJ/ssh-rsa_oldfmt >/dev/null 801 ${SRC}/ssh2putty.sh 127.0.0.1 $PORT $OBJ/ssh-rsa_oldfmt > \ 802 ${OBJ}/.putty/sshhostkeys 803 ${SRC}/ssh2putty.sh 127.0.0.1 22 $OBJ/ssh-rsa_oldfmt >> \ 804 ${OBJ}/.putty/sshhostkeys 805 rm -f $OBJ/ssh-rsa_oldfmt 806 807 # Setup proxied session 808 mkdir -p ${OBJ}/.putty/sessions 809 rm -f ${OBJ}/.putty/sessions/localhost_proxy 810 echo "Protocol=ssh" >> ${OBJ}/.putty/sessions/localhost_proxy 811 echo "HostName=127.0.0.1" >> ${OBJ}/.putty/sessions/localhost_proxy 812 echo "PortNumber=$PORT" >> ${OBJ}/.putty/sessions/localhost_proxy 813 echo "ProxyMethod=5" >> ${OBJ}/.putty/sessions/localhost_proxy 814 echo "ProxyTelnetCommand=${OBJ}/sshd-log-wrapper.sh -i -f $OBJ/sshd_proxy" >> ${OBJ}/.putty/sessions/localhost_proxy 815 echo "ProxyLocalhost=1" >> ${OBJ}/.putty/sessions/localhost_proxy 816 817 PUTTYVER="`${PLINK} --version | awk '/plink: Release/{print $3}'`" 818 PUTTYMAJORVER="`echo ${PUTTYVER} | cut -f1 -d.`" 819 PUTTYMINORVER="`echo ${PUTTYVER} | cut -f2 -d.`" 820 verbose "plink version ${PUTTYVER} major ${PUTTYMAJORVER} minor ${PUTTYMINORVER}" 821 822 # Re-enable ssh-rsa on older PuTTY versions since they don't do newer 823 # key types. 824 if [ "$PUTTYMAJORVER" -eq "0" ] && [ "$PUTTYMINORVER" -lt "76" ]; then 825 echo "HostKeyAlgorithms +ssh-rsa" >> ${OBJ}/sshd_proxy 826 echo "PubkeyAcceptedKeyTypes +ssh-rsa" >> ${OBJ}/sshd_proxy 827 fi 828 829 if [ "$PUTTYMAJORVER" -eq "0" ] && [ "$PUTTYMINORVER" -le "64" ]; then 830 echo "KexAlgorithms +diffie-hellman-group14-sha1" \ 831 >>${OBJ}/sshd_proxy 832 fi 833 PUTTYDIR=${OBJ}/.putty 834 export PUTTYDIR 835} 836 837REGRESS_INTEROP_DROPBEAR=no 838if test -x "$DROPBEARKEY" -a -x "$DBCLIENT" -a -x "$DROPBEARCONVERT"; then 839 REGRESS_INTEROP_DROPBEAR=yes 840fi 841case "$SCRIPT" in 842*dropbear*) ;; 843*) REGRESS_INTEROP_DROPBEAR=no ;; 844esac 845 846if test "$REGRESS_INTEROP_DROPBEAR" = "yes" ; then 847 trace Create dropbear keys and add to authorized_keys 848 mkdir -p $OBJ/.dropbear $OBJ/.ssh 849 awk '{print "somehost "$2" "$3}' $OBJ/known_hosts >$OBJ/.ssh/known_hosts 850 kt="ed25519" 851 for i in dss rsa ecdsa; do 852 if $SSH -Q key-plain | grep "$i" >/dev/null; then 853 kt="$kt $i" 854 else 855 rm -f "$OBJ/.dropbear/id_$i" 856 fi 857 done 858 for i in $kt; do 859 if [ ! -f "$OBJ/.dropbear/id_$i" ]; then 860 verbose Create dropbear key type $i 861 $DROPBEARKEY -t $i -f $OBJ/.dropbear/id_$i \ 862 >/dev/null 2>&1 863 fi 864 $DROPBEARCONVERT dropbear openssh $OBJ/.dropbear/id_$i \ 865 $OBJ/.dropbear/ossh.id_$i >/dev/null 2>&1 866 $SSHKEYGEN -y -f $OBJ/.dropbear/ossh.id_$i \ 867 >>$OBJ/authorized_keys_$USER 868 rm -f $OBJ/.dropbear/id_$i.pub $OBJ/.dropbear/ossh.id_$i 869 done 870fi 871 872# create a proxy version of the client config 873( 874 cat $OBJ/ssh_config 875 echo proxycommand ${SUDO} env SSH_SK_HELPER=\"$SSH_SK_HELPER\" ${TEST_SSH_SSHD_ENV} ${OBJ}/sshd-log-wrapper.sh -i -f $OBJ/sshd_proxy 876) > $OBJ/ssh_proxy 877 878# check proxy config 879${SSHD} -t -f $OBJ/sshd_proxy || fatal "sshd_proxy broken" 880 881# extract proxycommand into separate shell script for use by Dropbear. 882echo '#!/bin/sh' >$OBJ/ssh_proxy.sh 883awk '/^proxycommand/' $OBJ/ssh_proxy | sed 's/^proxycommand//' \ 884 >>$OBJ/ssh_proxy.sh 885chmod a+x $OBJ/ssh_proxy.sh 886 887start_sshd () 888{ 889 PIDFILE=$OBJ/pidfile 890 # start sshd 891 logfile="${TEST_SSH_LOGDIR}/sshd.`$OBJ/timestamp`.$$.log" 892 $SUDO env SSH_SK_HELPER="$SSH_SK_HELPER" ${TEST_SSH_SSHD_ENV} \ 893 ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken" 894 $SUDO env SSH_SK_HELPER="$SSH_SK_HELPER" ${TEST_SSH_SSHD_ENV} \ 895 ${SSHD} -f $OBJ/sshd_config "$@" -E$TEST_SSHD_LOGFILE 896 897 trace "wait for sshd" 898 i=0; 899 while [ ! -f $PIDFILE -a $i -lt 10 ]; do 900 i=`expr $i + 1` 901 sleep $i 902 done 903 rm -f ${TEST_SSHD_LOGFILE} 904 ln -f -s ${logfile} $TEST_SSHD_LOGFILE 905 906 test -f $PIDFILE || fatal "no sshd running on port $PORT" 907} 908 909# Find a PKCS#11 library. 910p11_find_lib() { 911 TEST_SSH_PKCS11="" 912 for _lib in "$@" ; do 913 if test -f "$_lib" ; then 914 TEST_SSH_PKCS11="$_lib" 915 return 916 fi 917 done 918} 919 920# Perform PKCS#11 setup: prepares a softhsm2 token configuration, generated 921# keys and loads them into the virtual token. 922PKCS11_OK= 923export PKCS11_OK 924p11_setup() { 925 p11_find_lib \ 926 /usr/local/lib/softhsm/libsofthsm2.so \ 927 /usr/lib64/pkcs11/libsofthsm2.so \ 928 /usr/lib/x86_64-linux-gnu/softhsm/libsofthsm2.so 929 test -z "$TEST_SSH_PKCS11" && return 1 930 trace "using token library $TEST_SSH_PKCS11" 931 TEST_SSH_PIN=1234 932 TEST_SSH_SOPIN=12345678 933 if [ "x$TEST_SSH_SSHPKCS11HELPER" != "x" ]; then 934 SSH_PKCS11_HELPER="${TEST_SSH_SSHPKCS11HELPER}" 935 export SSH_PKCS11_HELPER 936 fi 937 938 # setup environment for softhsm2 token 939 SSH_SOFTHSM_DIR=$OBJ/SOFTHSM 940 export SSH_SOFTHSM_DIR 941 rm -rf $SSH_SOFTHSM_DIR 942 TOKEN=$SSH_SOFTHSM_DIR/tokendir 943 mkdir -p $TOKEN 944 SOFTHSM2_CONF=$SSH_SOFTHSM_DIR/softhsm2.conf 945 export SOFTHSM2_CONF 946 cat > $SOFTHSM2_CONF << EOF 947# SoftHSM v2 configuration file 948directories.tokendir = ${TOKEN} 949objectstore.backend = file 950# ERROR, WARNING, INFO, DEBUG 951log.level = DEBUG 952# If CKF_REMOVABLE_DEVICE flag should be set 953slots.removable = false 954EOF 955 out=$(softhsm2-util --init-token --free --label token-slot-0 --pin "$TEST_SSH_PIN" --so-pin "$TEST_SSH_SOPIN") 956 slot=$(echo -- $out | sed 's/.* //') 957 trace "generating keys" 958 # RSA key 959 RSA=${SSH_SOFTHSM_DIR}/RSA 960 RSAP8=${SSH_SOFTHSM_DIR}/RSAP8 961 $OPENSSL_BIN genpkey -algorithm rsa > $RSA 2>/dev/null || \ 962 fatal "genpkey RSA fail" 963 $OPENSSL_BIN pkcs8 -nocrypt -in $RSA > $RSAP8 || fatal "pkcs8 RSA fail" 964 softhsm2-util --slot "$slot" --label 01 --id 01 --pin "$TEST_SSH_PIN" \ 965 --import $RSAP8 >/dev/null || fatal "softhsm import RSA fail" 966 chmod 600 $RSA 967 ${SSHKEYGEN} -y -f $RSA > ${RSA}.pub 968 # ECDSA key 969 ECPARAM=${SSH_SOFTHSM_DIR}/ECPARAM 970 EC=${SSH_SOFTHSM_DIR}/EC 971 ECP8=${SSH_SOFTHSM_DIR}/ECP8 972 $OPENSSL_BIN genpkey -genparam -algorithm ec \ 973 -pkeyopt ec_paramgen_curve:prime256v1 > $ECPARAM || \ 974 fatal "param EC fail" 975 $OPENSSL_BIN genpkey -paramfile $ECPARAM > $EC || \ 976 fatal "genpkey EC fail" 977 $OPENSSL_BIN pkcs8 -nocrypt -in $EC > $ECP8 || fatal "pkcs8 EC fail" 978 softhsm2-util --slot "$slot" --label 02 --id 02 --pin "$TEST_SSH_PIN" \ 979 --import $ECP8 >/dev/null || fatal "softhsm import EC fail" 980 chmod 600 $EC 981 ${SSHKEYGEN} -y -f $EC > ${EC}.pub 982 # Ed25519 key 983 ED25519=${SSH_SOFTHSM_DIR}/ED25519 984 ED25519P8=${SSH_SOFTHSM_DIR}/ED25519P8 985 $OPENSSL_BIN genpkey -algorithm ed25519 > $ED25519 || \ 986 fatal "genpkey Ed25519 fail" 987 $OPENSSL_BIN pkcs8 -nocrypt -in $ED25519 > $ED25519P8 || \ 988 fatal "pkcs8 Ed25519 fail" 989 softhsm2-util --slot "$slot" --label 03 --id 03 --pin "$TEST_SSH_PIN" \ 990 --import $ED25519P8 >/dev/null || \ 991 fatal "softhsm import ed25519 fail" 992 chmod 600 $ED25519 993 ${SSHKEYGEN} -y -f $ED25519 > ${ED25519}.pub 994 # Prepare askpass script to load PIN. 995 PIN_SH=$SSH_SOFTHSM_DIR/pin.sh 996 cat > $PIN_SH << EOF 997#!/bin/sh 998echo "${TEST_SSH_PIN}" 999EOF 1000 chmod 0700 "$PIN_SH" 1001 PKCS11_OK=yes 1002 if env SSH_ASKPASS="$PIN_SH" SSH_ASKPASS_REQUIRE=force \ 1003 ${SSHKEYGEN} -D ${TEST_SSH_PKCS11} >/dev/null 2>&1 ; then 1004 return 0 1005 fi 1006 return 1 1007} 1008 1009# Peforms ssh-add with the right token PIN. 1010p11_ssh_add() { 1011 env SSH_ASKPASS="$PIN_SH" SSH_ASKPASS_REQUIRE=force ${SSHADD} "$@" 1012} 1013 1014start_ssh_agent() { 1015 EXTRA_AGENT_ARGS="$1" 1016 SSH_AUTH_SOCK="$OBJ/agent.sock" 1017 export SSH_AUTH_SOCK 1018 rm -f $SSH_AUTH_SOCK $OBJ/agent.log 1019 trace "start agent" 1020 ${SSHAGENT} ${EXTRA_AGENT_ARGS} -d -a $SSH_AUTH_SOCK \ 1021 > $OBJ/agent.log 2>&1 & 1022 AGENT_PID=$! 1023 trap "kill $AGENT_PID" EXIT 1024 for x in 0 1 2 3 4 ; do 1025 # Give it a chance to start 1026 ${SSHADD} -l > /dev/null 2>&1 1027 r=$? 1028 test $r -eq 1 && break 1029 sleep 1 1030 done 1031 if [ $r -ne 1 ]; then 1032 fatal "ssh-add -l did not fail with exit code 1 (got $r)" 1033 fi 1034} 1035 1036# source test body 1037. $SCRIPT 1038 1039# kill sshd 1040cleanup 1041 1042if [ "x$USE_VALGRIND" != "x" ]; then 1043 # If there is an EXIT trap handler, invoke it now. 1044 # Some tests set these to clean up processes such as ssh-agent. We 1045 # need to wait for all valgrind processes to complete so we can check 1046 # their logs, but since the EXIT traps are not invoked until 1047 # test-exec.sh exits, waiting here will deadlock. 1048 # This is not very portable but then neither is valgrind itself. 1049 # As a bonus, dash (as used on the runners) has a "trap" that doesn't 1050 # work in a pipeline (hence the temp file) or a subshell. 1051 exithandler="" 1052 trap >/tmp/trap.$$ && exithandler=$(cat /tmp/trap.$$ | \ 1053 awk -F "'" '/EXIT$/{print $2}') 1054 rm -f /tmp/trap.$$ 1055 if [ "x${exithandler}" != "x" ]; then 1056 verbose invoking EXIT trap handler early: ${exithandler} 1057 eval "${exithandler}" 1058 trap '' EXIT 1059 fi 1060 1061 # wait for any running process to complete 1062 wait; sleep 1 1063 VG_RESULTS=$(find $OBJ/valgrind-out -type f -print) 1064 VG_RESULT_COUNT=0 1065 VG_FAIL_COUNT=0 1066 for i in $VG_RESULTS; do 1067 if grep "ERROR SUMMARY" $i >/dev/null; then 1068 VG_RESULT_COUNT=$(($VG_RESULT_COUNT + 1)) 1069 if ! grep "ERROR SUMMARY: 0 errors" $i >/dev/null; then 1070 VG_FAIL_COUNT=$(($VG_FAIL_COUNT + 1)) 1071 RESULT=1 1072 verbose valgrind failure $i 1073 cat $i 1074 fi 1075 fi 1076 done 1077 if [ x"$VG_SKIP" != "x" ]; then 1078 verbose valgrind skipped 1079 else 1080 verbose valgrind results $VG_RESULT_COUNT failures $VG_FAIL_COUNT 1081 fi 1082fi 1083 1084if [ $RESULT -eq 0 ]; then 1085 verbose ok $tid 1086 if [ "x$CACHE" != "x" ]; then 1087 touch "$CACHE" 1088 fi 1089else 1090 echo failed $tid 1091fi 1092exit $RESULT 1093