1# $OpenBSD: test-exec.sh,v 1.119 2024/06/20 08:18:34 dtucker 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 ${SCRIPT}` 83 84# defaults 85SSH=ssh 86SSHD=sshd 87SSHAGENT=ssh-agent 88SSHADD=ssh-add 89SSHKEYGEN=ssh-keygen 90SSHKEYSCAN=ssh-keyscan 91SFTP=sftp 92SFTPSERVER=/usr/libexec/openssh/sftp-server 93SSHD_SESSION=/usr/libexec/sshd-session 94SCP=scp 95 96# Set by make_tmpdir() on demand (below). 97SSH_REGRESS_TMP= 98 99# Interop testing 100PLINK=/usr/local/bin/plink 101PUTTYGEN=/usr/local/bin/puttygen 102CONCH=/usr/local/bin/conch 103DROPBEAR=/usr/local/bin/dropbear 104DBCLIENT=/usr/local/bin/dbclient 105DROPBEARKEY=/usr/local/bin/dropbearkey 106DROPBEARCONVERT=/usr/local/bin/dropbearconvert 107 108# So we can override this in Portable. 109TEST_SHELL="${TEST_SHELL:-/bin/sh}" 110 111# Tools used by multiple tests 112NC=$OBJ/netcat 113# Always use the one configure tells us to, even if that's empty. 114#OPENSSL_BIN="${OPENSSL_BIN:-openssl}" 115 116if [ "x$TEST_SSH_SSH" != "x" ]; then 117 SSH="${TEST_SSH_SSH}" 118fi 119if [ "x$TEST_SSH_SSHD_SESSION" != "x" ]; then 120 SSHD_SESSION="${TEST_SSH_SSHD_SESSION}" 121fi 122if [ "x$TEST_SSH_SSHD" != "x" ]; then 123 SSHD="${TEST_SSH_SSHD}" 124fi 125if [ "x$TEST_SSH_SSHAGENT" != "x" ]; then 126 SSHAGENT="${TEST_SSH_SSHAGENT}" 127fi 128if [ "x$TEST_SSH_SSHADD" != "x" ]; then 129 SSHADD="${TEST_SSH_SSHADD}" 130fi 131if [ "x$TEST_SSH_SSHKEYGEN" != "x" ]; then 132 SSHKEYGEN="${TEST_SSH_SSHKEYGEN}" 133fi 134if [ "x$TEST_SSH_SSHKEYSCAN" != "x" ]; then 135 SSHKEYSCAN="${TEST_SSH_SSHKEYSCAN}" 136fi 137if [ "x$TEST_SSH_SFTP" != "x" ]; then 138 SFTP="${TEST_SSH_SFTP}" 139fi 140if [ "x$TEST_SSH_SFTPSERVER" != "x" ]; then 141 SFTPSERVER="${TEST_SSH_SFTPSERVER}" 142fi 143if [ "x$TEST_SSH_SCP" != "x" ]; then 144 SCP="${TEST_SSH_SCP}" 145fi 146if [ "x$TEST_SSH_PLINK" != "x" ]; then 147 PLINK="${TEST_SSH_PLINK}" 148fi 149if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then 150 PUTTYGEN="${TEST_SSH_PUTTYGEN}" 151fi 152if [ "x$TEST_SSH_CONCH" != "x" ]; then 153 CONCH="${TEST_SSH_CONCH}" 154fi 155if [ "x$TEST_SSH_DROPBEAR" != "x" ]; then 156 DROPBEAR="${TEST_SSH_DROPBEAR}" 157fi 158if [ "x$TEST_SSH_DBCLIENT" != "x" ]; then 159 DBCLIENT="${TEST_SSH_DBCLIENT}" 160fi 161if [ "x$TEST_SSH_DROPBEARKEY" != "x" ]; then 162 DROPBEARKEY="${TEST_SSH_DROPBEARKEY}" 163fi 164if [ "x$TEST_SSH_DROPBEARCONVERT" != "x" ]; then 165 DROPBEARCONVERT="${TEST_SSH_DROPBEARCONVERT}" 166fi 167if [ "x$TEST_SSH_PKCS11_HELPER" != "x" ]; then 168 SSH_PKCS11_HELPER="${TEST_SSH_PKCS11_HELPER}" 169fi 170if [ "x$TEST_SSH_SK_HELPER" != "x" ]; then 171 SSH_SK_HELPER="${TEST_SSH_SK_HELPER}" 172fi 173if [ "x$TEST_SSH_OPENSSL" != "x" ]; then 174 OPENSSL_BIN="${TEST_SSH_OPENSSL}" 175fi 176 177# Path to sshd must be absolute for rexec 178case "$SSHD" in 179/*) ;; 180*) SSHD=`which $SSHD` ;; 181esac 182 183case "$SSHAGENT" in 184/*) ;; 185*) SSHAGENT=`which $SSHAGENT` ;; 186esac 187 188# Record the actual binaries used. 189SSH_BIN=${SSH} 190SSHD_BIN=${SSHD} 191SSHAGENT_BIN=${SSHAGENT} 192SSHADD_BIN=${SSHADD} 193SSHKEYGEN_BIN=${SSHKEYGEN} 194SSHKEYSCAN_BIN=${SSHKEYSCAN} 195SFTP_BIN=${SFTP} 196SFTPSERVER_BIN=${SFTPSERVER} 197SCP_BIN=${SCP} 198 199if [ "x$USE_VALGRIND" != "x" ]; then 200 rm -rf $OBJ/valgrind-out $OBJ/valgrind-vgdb 201 mkdir -p $OBJ/valgrind-out $OBJ/valgrind-vgdb 202 # When using sudo ensure low-priv tests can write pipes and logs. 203 if [ "x$SUDO" != "x" ]; then 204 chmod 777 $OBJ/valgrind-out $OBJ/valgrind-vgdb 205 fi 206 VG_TEST=`basename $SCRIPT .sh` 207 208 # Some tests are difficult to fix. 209 case "$VG_TEST" in 210 reexec) 211 VG_SKIP=1 ;; 212 sftp-chroot) 213 if [ "x${SUDO}" != "x" ]; then 214 VG_SKIP=1 215 fi ;; 216 esac 217 218 if [ x"$VG_SKIP" = "x" ]; then 219 VG_LEAK="--leak-check=no" 220 if [ x"$VALGRIND_CHECK_LEAKS" != "x" ]; then 221 VG_LEAK="--leak-check=full" 222 fi 223 VG_IGNORE="/bin/*,/sbin/*,/usr/*,/var/*" 224 VG_LOG="$OBJ/valgrind-out/${VG_TEST}." 225 VG_OPTS="--track-origins=yes $VG_LEAK" 226 VG_OPTS="$VG_OPTS --trace-children=yes" 227 VG_OPTS="$VG_OPTS --trace-children-skip=${VG_IGNORE}" 228 VG_OPTS="$VG_OPTS --vgdb-prefix=$OBJ/valgrind-vgdb/" 229 VG_PATH="valgrind" 230 if [ "x$VALGRIND_PATH" != "x" ]; then 231 VG_PATH="$VALGRIND_PATH" 232 fi 233 VG="$VG_PATH $VG_OPTS" 234 SSH="$VG --log-file=${VG_LOG}ssh.%p $SSH" 235 SSHD="$VG --log-file=${VG_LOG}sshd.%p $SSHD" 236 SSHAGENT="$VG --log-file=${VG_LOG}ssh-agent.%p $SSHAGENT" 237 SSHADD="$VG --log-file=${VG_LOG}ssh-add.%p $SSHADD" 238 SSHKEYGEN="$VG --log-file=${VG_LOG}ssh-keygen.%p $SSHKEYGEN" 239 SSHKEYSCAN="$VG --log-file=${VG_LOG}ssh-keyscan.%p $SSHKEYSCAN" 240 SFTP="$VG --log-file=${VG_LOG}sftp.%p ${SFTP}" 241 SCP="$VG --log-file=${VG_LOG}scp.%p $SCP" 242 cat > $OBJ/valgrind-sftp-server.sh << EOF 243#!/bin/sh 244exec $VG --log-file=${VG_LOG}sftp-server.%p $SFTPSERVER "\$@" 245EOF 246 chmod a+rx $OBJ/valgrind-sftp-server.sh 247 SFTPSERVER="$OBJ/valgrind-sftp-server.sh" 248 fi 249fi 250 251# Logfiles. 252# SSH_LOGFILE should be the debug output of ssh(1) only 253# SSHD_LOGFILE should be the debug output of sshd(8) only 254# REGRESS_LOGFILE is the log of progress of the regress test itself. 255# TEST_SSH_LOGDIR will contain datestamped logs of all binaries run in 256# chronological order. 257if [ "x$TEST_SSH_LOGDIR" = "x" ]; then 258 TEST_SSH_LOGDIR=$OBJ/log 259 mkdir -p $TEST_SSH_LOGDIR 260fi 261if [ "x$TEST_SSH_LOGFILE" = "x" ]; then 262 TEST_SSH_LOGFILE=$OBJ/ssh.log 263fi 264if [ "x$TEST_SSHD_LOGFILE" = "x" ]; then 265 TEST_SSHD_LOGFILE=$OBJ/sshd.log 266fi 267if [ "x$TEST_REGRESS_LOGFILE" = "x" ]; then 268 TEST_REGRESS_LOGFILE=$OBJ/regress.log 269fi 270 271# If set, keep track of successful tests and skip them them if we've 272# previously completed that test. 273if [ "x$TEST_REGRESS_CACHE_DIR" != "x" ]; then 274 if [ ! -d "$TEST_REGRESS_CACHE_DIR" ]; then 275 mkdir -p "$TEST_REGRESS_CACHE_DIR" 276 fi 277 TEST="`basename $SCRIPT .sh`" 278 CACHE="${TEST_REGRESS_CACHE_DIR}/${TEST}.cache" 279 for i in ${SSH} ${SSHD} ${SSHAGENT} ${SSHADD} ${SSHKEYGEN} ${SCP} \ 280 ${SFTP} ${SFTPSERVER} ${SSHKEYSCAN}; do 281 case $i in 282 /*) bin="$i" ;; 283 *) bin="`which $i`" ;; 284 esac 285 if [ "$bin" -nt "$CACHE" ]; then 286 rm -f "$CACHE" 287 fi 288 done 289 if [ -f "$CACHE" ]; then 290 echo ok cached $CACHE 291 exit 0 292 fi 293fi 294 295# truncate logfiles 296>$TEST_REGRESS_LOGFILE 297 298# Create ssh and sshd wrappers with logging. These create a datestamped 299# unique file for every invocation so that we can retain all logs from a 300# given test no matter how many times it's invoked. It also leaves a 301# symlink with the original name for tests (and people) who look for that. 302 303# For ssh, e can't just specify "SSH=ssh -E..." because sftp and scp don't 304# handle spaces in arguments. scp and sftp like to use -q so we remove those 305# to preserve our debug logging. In the rare instance where -q is desirable 306# -qq is equivalent and is not removed. 307SSHLOGWRAP=$OBJ/ssh-log-wrapper.sh 308cat >$SSHLOGWRAP <<EOD 309#!/bin/sh 310timestamp="\`$OBJ/timestamp\`" 311logfile="${TEST_SSH_LOGDIR}/\${timestamp}.ssh.\$\$.log" 312echo "Executing: ${SSH} \$@" log \${logfile} >>$TEST_REGRESS_LOGFILE 313echo "Executing: ${SSH} \$@" >>\${logfile} 314for i in "\$@";do shift;case "\$i" in -q):;; *) set -- "\$@" "\$i";;esac;done 315rm -f $TEST_SSH_LOGFILE 316ln -f -s \${logfile} $TEST_SSH_LOGFILE 317exec ${SSH} -E\${logfile} "\$@" 318EOD 319 320chmod a+rx $OBJ/ssh-log-wrapper.sh 321REAL_SSH="$SSH" 322REAL_SSHD="$SSHD" 323SSH="$SSHLOGWRAP" 324 325SSHDLOGWRAP=$OBJ/sshd-log-wrapper.sh 326cat >$SSHDLOGWRAP <<EOD 327#!/bin/sh 328timestamp="\`$OBJ/timestamp\`" 329logfile="${TEST_SSH_LOGDIR}/\${timestamp}.sshd.\$\$.log" 330rm -f $TEST_SSHD_LOGFILE 331touch \$logfile 332test -z "$SUDO" || chown $USER \$logfile 333ln -f -s \${logfile} $TEST_SSHD_LOGFILE 334echo "Executing: ${SSHD} \$@" log \${logfile} >>$TEST_REGRESS_LOGFILE 335echo "Executing: ${SSHD} \$@" >>\${logfile} 336exec ${SSHD} -E\${logfile} "\$@" 337EOD 338chmod a+rx $OBJ/sshd-log-wrapper.sh 339 340ssh_logfile () 341{ 342 tool="$1" 343 timestamp="`$OBJ/timestamp`" 344 logfile="${TEST_SSH_LOGDIR}/${timestamp}.$tool.$$.log" 345 echo "Logging $tool to log \${logfile}" >>$TEST_REGRESS_LOGFILE 346 echo $logfile 347} 348 349# Some test data. We make a copy because some tests will overwrite it. 350# The tests may assume that $DATA exists and is writable and $COPY does 351# not exist. Tests requiring larger data files can call increase_datafile_size 352# [kbytes] to ensure the file is at least that large. 353DATANAME=data 354DATA=$OBJ/${DATANAME} 355cat ${SSH_BIN} >${DATA} 356chmod u+w ${DATA} 357COPY=$OBJ/copy 358rm -f ${COPY} 359 360increase_datafile_size() 361{ 362 while [ `du -k ${DATA} | cut -f1` -lt $1 ]; do 363 cat ${SSH_BIN} >>${DATA} 364 done 365} 366 367# these should be used in tests 368export SSH SSHD SSHAGENT SSHADD SSHKEYGEN SSHKEYSCAN SFTP SFTPSERVER SCP 369export SSH_PKCS11_HELPER SSH_SK_HELPER 370#echo $SSH $SSHD $SSHAGENT $SSHADD $SSHKEYGEN $SSHKEYSCAN $SFTP $SFTPSERVER $SCP 371 372# Portable specific functions 373which() 374{ 375 saved_IFS="$IFS" 376 IFS=":" 377 for i in $PATH 378 do 379 if [ -x $i/$1 ]; then 380 IFS="$saved_IFS" 381 echo "$i/$1" 382 return 0 383 fi 384 done 385 IFS="$saved_IFS" 386 echo "$i/$1" 387 return 1 388} 389 390have_prog() 391{ 392 which "$1" >/dev/null 2>&1 393 return $? 394} 395 396jot() { 397 awk "BEGIN { for (i = $2; i < $2 + $1; i++) { printf \"%d\n\", i } exit }" 398} 399 400if [ ! -x "`which rev`" ]; then 401rev() 402{ 403 awk '{for (i=length; i>0; i--) printf "%s", substr($0, i, 1); print ""}' 404} 405fi 406 407if [ -x "/usr/xpg4/bin/id" ]; then 408id() 409{ 410 /usr/xpg4/bin/id $@ 411} 412fi 413 414# Check whether preprocessor symbols are defined in config.h. 415config_defined () 416{ 417 str=$1 418 while test "x$2" != "x" ; do 419 str="$str|$2" 420 shift 421 done 422 egrep "^#define.*($str)" ${BUILDDIR}/config.h >/dev/null 2>&1 423} 424 425md5 () { 426 if have_prog md5sum; then 427 md5sum 428 elif have_prog openssl; then 429 openssl md5 430 elif have_prog cksum; then 431 cksum 432 elif have_prog sum; then 433 sum 434 elif [ -x ${OPENSSL_BIN} ]; then 435 ${OPENSSL_BIN} md5 436 else 437 wc -c 438 fi 439} 440 441# Some platforms don't have hostname at all, but on others uname -n doesn't 442# provide the fully qualified name we need, so in the former case we create 443# our own hostname function. 444if ! have_prog hostname; then 445 hostname() { 446 uname -n 447 } 448fi 449 450make_tmpdir () 451{ 452 SSH_REGRESS_TMP="$($OBJ/mkdtemp openssh-XXXXXXXX)" || \ 453 fatal "failed to create temporary directory" 454} 455# End of portable specific functions 456 457stop_sshd () 458{ 459 [ -z $PIDFILE ] && return 460 [ -f $PIDFILE ] || return 461 pid=`$SUDO cat $PIDFILE` 462 if [ "X$pid" = "X" ]; then 463 echo "no sshd running" 1>&2 464 return 465 elif [ $pid -lt 2 ]; then 466 echo "bad pid for sshd: $pid" 1>&2 467 return 468 fi 469 $SUDO kill $pid 470 trace "wait for sshd to exit" 471 i=0; 472 while [ -f $PIDFILE -a $i -lt 5 ]; do 473 i=`expr $i + 1` 474 sleep $i 475 done 476 if test -f $PIDFILE; then 477 if $SUDO kill -0 $pid; then 478 echo "sshd didn't exit port $PORT pid $pid" 1>&2 479 else 480 echo "sshd died without cleanup" 1>&2 481 fi 482 exit 1 483 fi 484 PIDFILE="" 485} 486 487# helper 488cleanup () 489{ 490 if [ "x$SSH_PID" != "x" ]; then 491 if [ $SSH_PID -lt 2 ]; then 492 echo bad pid for ssh: $SSH_PID 493 else 494 kill $SSH_PID 495 fi 496 fi 497 if [ "x$SSH_REGRESS_TMP" != "x" ]; then 498 rm -rf "$SSH_REGRESS_TMP" 499 fi 500 stop_sshd 501 if [ ! -z "$TEST_SSH_ELAPSED_TIMES" ]; then 502 now=`date '+%s'` 503 elapsed=$(($now - $STARTTIME)) 504 echo elapsed $elapsed `basename $SCRIPT .sh` 505 fi 506} 507 508start_debug_log () 509{ 510 echo "trace: $@" >>$TEST_REGRESS_LOGFILE 511 if [ -d "$TEST_SSH_LOGDIR" ]; then 512 rm -f $TEST_SSH_LOGDIR/* 513 fi 514} 515 516save_debug_log () 517{ 518 testname=`echo $tid | tr ' ' _` 519 tarname="$OBJ/failed-$testname-logs.tar" 520 521 for logfile in $TEST_SSH_LOGDIR $TEST_REGRESS_LOGFILE \ 522 $TEST_SSH_LOGFILE $TEST_SSHD_LOGFILE; do 523 if [ ! -z "$SUDO" ] && [ -f "$logfile" ]; then 524 $SUDO chown -R $USER $logfile 525 fi 526 done 527 echo $@ >>$TEST_REGRESS_LOGFILE 528 echo $@ >>$TEST_SSH_LOGFILE 529 echo $@ >>$TEST_SSHD_LOGFILE 530 echo "Saving debug logs to $tarname" >>$TEST_REGRESS_LOGFILE 531 (cat $TEST_REGRESS_LOGFILE; echo) >>$OBJ/failed-regress.log 532 (cat $TEST_SSH_LOGFILE; echo) >>$OBJ/failed-ssh.log 533 (cat $TEST_SSHD_LOGFILE; echo) >>$OBJ/failed-sshd.log 534 535 # Save all logfiles in a tarball. 536 (cd $OBJ && 537 logfiles="" 538 for i in $TEST_REGRESS_LOGFILE $TEST_SSH_LOGFILE $TEST_SSHD_LOGFILE \ 539 $TEST_SSH_LOGDIR; do 540 if [ -e "`basename $i`" ]; then 541 logfiles="$logfiles `basename $i`" 542 else 543 logfiles="$logfiles $i" 544 fi 545 done 546 tar cf "$tarname" $logfiles) 547} 548 549trace () 550{ 551 start_debug_log $@ 552 if [ "X$TEST_SSH_TRACE" = "Xyes" ]; then 553 echo "$@" 554 fi 555} 556 557verbose () 558{ 559 start_debug_log $@ 560 if [ "X$TEST_SSH_QUIET" != "Xyes" ]; then 561 echo "$@" 562 fi 563} 564 565fail () 566{ 567 save_debug_log "FAIL: $@" 568 RESULT=1 569 echo "$@" 570 if test "x$TEST_SSH_FAIL_FATAL" != "x" ; then 571 cleanup 572 exit $RESULT 573 fi 574} 575 576fatal () 577{ 578 save_debug_log "FATAL: $@" 579 printf "FATAL: " 580 fail "$@" 581 cleanup 582 exit $RESULT 583} 584 585# Skip remaining tests in script. 586skip () 587{ 588 echo "SKIPPED: $@" 589 cleanup 590 exit $RESULT 591} 592 593maybe_add_scp_path_to_sshd () 594{ 595 # If we're testing a non-installed scp, add its directory to sshd's 596 # PATH so we can test it. We don't do this for all tests as it 597 # breaks the SetEnv tests. 598 case "$SCP" in 599 /*) PATH_WITH_SCP="`dirname $SCP`:$PATH" 600 echo " SetEnv PATH='$PATH_WITH_SCP'" >>$OBJ/sshd_config 601 echo " SetEnv PATH='$PATH_WITH_SCP'" >>$OBJ/sshd_proxy ;; 602 esac 603} 604 605RESULT=0 606PIDFILE=$OBJ/pidfile 607 608trap fatal 3 2 609 610# create server config 611cat << EOF > $OBJ/sshd_config 612 StrictModes no 613 Port $PORT 614 AddressFamily inet 615 ListenAddress 127.0.0.1 616 #ListenAddress ::1 617 PidFile $PIDFILE 618 AuthorizedKeysFile $OBJ/authorized_keys_%u 619 LogLevel DEBUG3 620 AcceptEnv _XXX_TEST_* 621 AcceptEnv _XXX_TEST 622 Subsystem sftp $SFTPSERVER 623 SshdSessionPath $SSHD_SESSION 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 849 kt="ed25519" 850 for i in dss rsa ecdsa; do 851 if $SSH -Q key-plain | grep "$i" >/dev/null; then 852 kt="$kt $i" 853 else 854 rm -f "$OBJ/.dropbear/id_$i" 855 fi 856 done 857 for i in $kt; do 858 if [ ! -f "$OBJ/.dropbear/id_$i" ]; then 859 verbose Create dropbear key type $i 860 $DROPBEARKEY -t $i -f $OBJ/.dropbear/id_$i \ 861 >/dev/null 2>&1 862 fi 863 $DROPBEARCONVERT dropbear openssh $OBJ/.dropbear/id_$i \ 864 $OBJ/.dropbear/ossh.id_$i >/dev/null 2>&1 865 $SSHKEYGEN -y -f $OBJ/.dropbear/ossh.id_$i \ 866 >>$OBJ/authorized_keys_$USER 867 rm -f $OBJ/.dropbear/id_$i.pub $OBJ/.dropbear/ossh.id_$i 868 done 869fi 870 871# create a proxy version of the client config 872( 873 cat $OBJ/ssh_config 874 echo proxycommand ${SUDO} env SSH_SK_HELPER=\"$SSH_SK_HELPER\" ${OBJ}/sshd-log-wrapper.sh -i -f $OBJ/sshd_proxy 875) > $OBJ/ssh_proxy 876 877# check proxy config 878${SSHD} -t -f $OBJ/sshd_proxy || fatal "sshd_proxy broken" 879 880# extract proxycommand into separate shell script for use by Dropbear. 881echo '#!/bin/sh' >$OBJ/ssh_proxy.sh 882awk '/^proxycommand/' $OBJ/ssh_proxy | sed 's/^proxycommand//' \ 883 >>$OBJ/ssh_proxy.sh 884chmod a+x $OBJ/ssh_proxy.sh 885 886start_sshd () 887{ 888 PIDFILE=$OBJ/pidfile 889 # start sshd 890 logfile="${TEST_SSH_LOGDIR}/sshd.`$OBJ/timestamp`.$$.log" 891 $SUDO ${SSHD} -f $OBJ/sshd_config "$@" -t || fatal "sshd_config broken" 892 $SUDO env SSH_SK_HELPER="$SSH_SK_HELPER" \ 893 ${SSHD} -f $OBJ/sshd_config "$@" -E$TEST_SSHD_LOGFILE 894 895 trace "wait for sshd" 896 i=0; 897 while [ ! -f $PIDFILE -a $i -lt 10 ]; do 898 i=`expr $i + 1` 899 sleep $i 900 done 901 ln -f -s ${logfile} $TEST_SSHD_LOGFILE 902 903 test -f $PIDFILE || fatal "no sshd running on port $PORT" 904} 905 906# Find a PKCS#11 library. 907p11_find_lib() { 908 TEST_SSH_PKCS11="" 909 for _lib in "$@" ; do 910 if test -f "$_lib" ; then 911 TEST_SSH_PKCS11="$_lib" 912 return 913 fi 914 done 915} 916 917# Perform PKCS#11 setup: prepares a softhsm2 token configuration, generated 918# keys and loads them into the virtual token. 919PKCS11_OK= 920export PKCS11_OK 921p11_setup() { 922 p11_find_lib \ 923 /usr/local/lib/softhsm/libsofthsm2.so \ 924 /usr/lib64/pkcs11/libsofthsm2.so \ 925 /usr/lib/x86_64-linux-gnu/softhsm/libsofthsm2.so 926 test -z "$TEST_SSH_PKCS11" && return 1 927 verbose "using token library $TEST_SSH_PKCS11" 928 TEST_SSH_PIN=1234 929 TEST_SSH_SOPIN=12345678 930 if [ "x$TEST_SSH_SSHPKCS11HELPER" != "x" ]; then 931 SSH_PKCS11_HELPER="${TEST_SSH_SSHPKCS11HELPER}" 932 export SSH_PKCS11_HELPER 933 fi 934 935 # setup environment for softhsm2 token 936 SSH_SOFTHSM_DIR=$OBJ/SOFTHSM 937 export SSH_SOFTHSM_DIR 938 rm -rf $SSH_SOFTHSM_DIR 939 TOKEN=$SSH_SOFTHSM_DIR/tokendir 940 mkdir -p $TOKEN 941 SOFTHSM2_CONF=$SSH_SOFTHSM_DIR/softhsm2.conf 942 export SOFTHSM2_CONF 943 cat > $SOFTHSM2_CONF << EOF 944# SoftHSM v2 configuration file 945directories.tokendir = ${TOKEN} 946objectstore.backend = file 947# ERROR, WARNING, INFO, DEBUG 948log.level = DEBUG 949# If CKF_REMOVABLE_DEVICE flag should be set 950slots.removable = false 951EOF 952 out=$(softhsm2-util --init-token --free --label token-slot-0 --pin "$TEST_SSH_PIN" --so-pin "$TEST_SSH_SOPIN") 953 slot=$(echo -- $out | sed 's/.* //') 954 trace "generating keys" 955 # RSA key 956 RSA=${SSH_SOFTHSM_DIR}/RSA 957 RSAP8=${SSH_SOFTHSM_DIR}/RSAP8 958 $OPENSSL_BIN genpkey -algorithm rsa > $RSA 2>/dev/null || \ 959 fatal "genpkey RSA fail" 960 $OPENSSL_BIN pkcs8 -nocrypt -in $RSA > $RSAP8 || fatal "pkcs8 RSA fail" 961 softhsm2-util --slot "$slot" --label 01 --id 01 --pin "$TEST_SSH_PIN" \ 962 --import $RSAP8 >/dev/null || fatal "softhsm import RSA fail" 963 chmod 600 $RSA 964 ssh-keygen -y -f $RSA > ${RSA}.pub 965 # ECDSA key 966 ECPARAM=${SSH_SOFTHSM_DIR}/ECPARAM 967 EC=${SSH_SOFTHSM_DIR}/EC 968 ECP8=${SSH_SOFTHSM_DIR}/ECP8 969 $OPENSSL_BIN genpkey -genparam -algorithm ec \ 970 -pkeyopt ec_paramgen_curve:prime256v1 > $ECPARAM || \ 971 fatal "param EC fail" 972 $OPENSSL_BIN genpkey -paramfile $ECPARAM > $EC || \ 973 fatal "genpkey EC fail" 974 $OPENSSL_BIN pkcs8 -nocrypt -in $EC > $ECP8 || fatal "pkcs8 EC fail" 975 softhsm2-util --slot "$slot" --label 02 --id 02 --pin "$TEST_SSH_PIN" \ 976 --import $ECP8 >/dev/null || fatal "softhsm import EC fail" 977 chmod 600 $EC 978 ssh-keygen -y -f $EC > ${EC}.pub 979 # Prepare askpass script to load PIN. 980 PIN_SH=$SSH_SOFTHSM_DIR/pin.sh 981 cat > $PIN_SH << EOF 982#!/bin/sh 983echo "${TEST_SSH_PIN}" 984EOF 985 chmod 0700 "$PIN_SH" 986 PKCS11_OK=yes 987 return 0 988} 989 990# Peforms ssh-add with the right token PIN. 991p11_ssh_add() { 992 env SSH_ASKPASS="$PIN_SH" SSH_ASKPASS_REQUIRE=force ${SSHADD} "$@" 993} 994 995# source test body 996. $SCRIPT 997 998# kill sshd 999cleanup 1000 1001if [ "x$USE_VALGRIND" != "x" ]; then 1002 # If there is an EXIT trap handler, invoke it now. 1003 # Some tests set these to clean up processes such as ssh-agent. We 1004 # need to wait for all valgrind processes to complete so we can check 1005 # their logs, but since the EXIT traps are not invoked until 1006 # test-exec.sh exits, waiting here will deadlock. 1007 # This is not very portable but then neither is valgrind itself. 1008 # As a bonus, dash (as used on the runners) has a "trap" that doesn't 1009 # work in a pipeline (hence the temp file) or a subshell. 1010 exithandler="" 1011 trap >/tmp/trap.$$ && exithandler=$(cat /tmp/trap.$$ | \ 1012 awk -F "'" '/EXIT$/{print $2}') 1013 rm -f /tmp/trap.$$ 1014 if [ "x${exithandler}" != "x" ]; then 1015 verbose invoking EXIT trap handler early: ${exithandler} 1016 eval "${exithandler}" 1017 trap '' EXIT 1018 fi 1019 1020 # wait for any running process to complete 1021 wait; sleep 1 1022 VG_RESULTS=$(find $OBJ/valgrind-out -type f -print) 1023 VG_RESULT_COUNT=0 1024 VG_FAIL_COUNT=0 1025 for i in $VG_RESULTS; do 1026 if grep "ERROR SUMMARY" $i >/dev/null; then 1027 VG_RESULT_COUNT=$(($VG_RESULT_COUNT + 1)) 1028 if ! grep "ERROR SUMMARY: 0 errors" $i >/dev/null; then 1029 VG_FAIL_COUNT=$(($VG_FAIL_COUNT + 1)) 1030 RESULT=1 1031 verbose valgrind failure $i 1032 cat $i 1033 fi 1034 fi 1035 done 1036 if [ x"$VG_SKIP" != "x" ]; then 1037 verbose valgrind skipped 1038 else 1039 verbose valgrind results $VG_RESULT_COUNT failures $VG_FAIL_COUNT 1040 fi 1041fi 1042 1043if [ $RESULT -eq 0 ]; then 1044 verbose ok $tid 1045 if [ "x$CACHE" != "x" ]; then 1046 touch "$CACHE" 1047 fi 1048else 1049 echo failed $tid 1050fi 1051exit $RESULT 1052