build_test.fns

   1 #!/bin/sh -*- mode: shell-script; sh-indentation: 8; indent-tabs-mode: t; -*-
   2
   3 # build_farm -- distributed build/test architecture for samba, rsync, etc
   4
   5 # Copyright (C) 2001 by Andrew Tridgell <tridge@samba.org>
   6 # Copyright (C) 2001 by Andrew Bartlett <abartlet@samba.org>
   7 # Copyright (C) 2001, 2003 by Martin Pool <mbp@samba.org>
   8
   9 # default maximum runtime for any command
  10 MAXTIME=12000
  11 # default maximum memory size (100M) for any command
  12 MAXMEM=100000
  13 RUN_FROM_BUILD_FARM=yes
  14 export RUN_FROM_BUILD_FARM
  15
  16 deptrees="";
  17
  18 build_test_fns_id='$Id$'
  19
  20 #############################
  21 # build a signature of a tree, used to see if we
  22 # need to rebuild
  23 sum_tree() {
  24         sum_tree_test_root=$1
  25         sum_tree_tree=$2
  26         sum_tree_sum=$3
  27         sum_tree_scm=$4
  28         find $sum_tree_test_root/$sum_tree_tree -type f -print | grep -v version.h | sort | xargs sum > $sum_tree_sum
  29         sum build_test build_test.fns >> $sum_tree_sum
  30
  31         if [ -f "$host.fns" ]; then
  32             sum $host.fns >> $sum_tree_sum
  33         else
  34             sum generic.fns >> $sum_tree_sum
  35         fi
  36
  37         if [ -f "$test_root/$tree.$scm" ]; then
  38             sum "$test_root/$tree.$scm" >> $sum_tree_sum
  39         fi
  40
  41         for d in $deptrees; do
  42             dscm=`choose_scm "$d"`
  43             if [ -f "$test_root/$d.$dscm" ]; then
  44                 sum "$test_root/$d.$dscm" >> $sum_tree_sum
  45             fi
  46         done
  47 }
  48
  49 #############################
  50 # send the logs to the master site
  51 send_logs() {
  52         if [ "$nologreturn" = "yes" ]; then
  53                 echo "skipping log transfer"
  54         else
  55                 log="$1"
  56                 err="$2"
  57                 shift
  58                 shift
  59                 chmod 0644 "$log" "$err"
  60
  61                 # xargs -i is implemented differently or not at all.
  62                 # GNU xargs did not implement "-I" until 4.2.9:
  63                 xargs --version 2>&1 | grep "^GNU xargs" > /dev/null
  64                 status=$?
  65                 if [ x"$status" = x"0" ]; then
  66                         XARGS_IS_GNU=yes
  67                 fi
  68
  69                 if [ x"$XARGS_IS_GNU" = x"yes" ]; then
  70                         XARGS_I="xargs -i"
  71                 else
  72                         XARGS_I="xargs -I '{}'"
  73                 fi
  74
  75                 find $log -size +40000 | $XARGS_I sh -c 'dd if={} bs=1024 count=20000 of={}.tmp && mv {}.tmp {} &&  echo "\n***LOG TRUNCATED***" >> {}'
  76                 find $err -size +40000 | $XARGS_I sh -c 'dd if={} bs=1024 count=20000 of={}.tmp && mv {}.tmp {} &&  echo "\n***LOG TRUNCATED***" >> {}'
  77
  78                 rsync $* -c -q --password-file=.password -z --timeout=200 \
  79                     "$log" "$err" $host@build.samba.org::build_farm_data/
  80         fi
  81 }
  82
  83 #############################
  84 # send the logs when they haven't changed
  85 # the aim is to just update the servers timestamp.
  86 # sending with a very large rsync block size does this
  87 # with minimal network traffic
  88 send_logs_skip() {
  89     touch "$1" "$2"
  90     send_logs "$1" "$2" -B 10000000
  91 }
  92
  93 ############################
  94 # fetch the latest copy of the tree
  95 fetch_tree() {
  96         if [ "$norsync" = "yes" ]; then
  97                 echo "skipping tree transfer"
  98         else
  99                 fetchtree=$1
 100                 if rsync --exclude=autom4te.cache/ --exclude=.svn/ --exclude=.git/ \
 101                         --delete-excluded -q --partial --timeout=200 -ctrlpz --delete --ignore-errors \
 102                         samba.org::ftp/unpacked/$fetchtree/ $test_root/$fetchtree; then
 103                         echo "transferred $fetchtree OK"
 104                 else
 105                         echo "transfer of $fetchtree failed code $?"
 106                         return 1
 107                 fi
 108         fi
 109         return 0
 110 }
 111
 112 ############################
 113 # fetch the latest copy of the rev meta info
 114 fetch_revinfo() {
 115     tree=$1
 116     scm=$2
 117
 118     test -z "$scm" && return 1
 119     test x"$scm" = x"unknown" && return 1
 120     test x"$scm" = x"cvs" && return 1
 121
 122     if [ "$norsync" = "yes" ]; then
 123         echo "skipping .revinfo.$scm transfer"
 124     else
 125         if [ -r $test_root/$tree.$scm ]; then
 126                 rm -f $test_root/$tree.$scm.old
 127             mv $test_root/$tree.$scm $test_root/$tree.$scm.old
 128         fi
 129         rsync -q --timeout=200 -clz --ignore-errors \
 130             samba.org::ftp/unpacked/$tree/.revinfo.$scm $test_root/$tree.$scm
 131     fi
 132     if [ -r $test_root/$tree.$scm ]; then
 133         return 0;
 134     fi
 135     return 1
 136 }
 137
 138 ############################
 139 # choose the scm that is used for the given project
 140 choose_scm() {
 141         tree=$1
 142
 143         case "$tree" in
 144                 samba* | rsync | libreplace | talloc | tdb | ldb | pidl | ccache*)
 145                         echo "git"
 146                         return 0
 147                 ;;
 148         esac
 149
 150         echo "svn"
 151         return 0
 152 }
 153
 154 locknesting=0
 155
 156 ############################
 157 # grab a lock file. Not atomic, but close :)
 158 # tries to cope with NFS
 159 lock_file() {
 160         if [ -z "$lock_root" ]; then
 161           lock_root=`pwd`;
 162         fi
 163         lckf="$lock_root/$1"
 164         machine=`cat "$lckf" 2> /dev/null | cut -d: -f1`
 165         pid=`cat "$lckf" 2> /dev/null | cut -d: -f2`
 166
 167         if [ "$pid" = "$$" ]; then
 168             locknesting=`expr $locknesting + 1`
 169             echo "lock nesting now $locknesting"
 170             return 0
 171         fi
 172
 173         if test -f "$lckf"; then
 174             test $machine = $host || {
 175                 echo "lock file $lckf is valid for other machine $machine"
 176                 return 1
 177             }
 178             kill -0 $pid && {
 179                 echo "lock file $lckf is valid for process $pid"
 180                 return 1
 181             }
 182             echo "stale lock file $lckf for $machine:$pid"
 183             cat "$lckf"
 184             /bin/rm -f "$lckf"
 185         fi
 186         echo "$host:$$" > "$lckf"
 187         return 0
 188 }
 189
 190 ############################
 191 # unlock a lock file
 192 unlock_file() {
 193         if [ -z "$lock_root" ]; then
 194           lock_root=`pwd`;
 195         fi
 196         if [ "$locknesting" != "0" ]; then
 197             locknesting=`expr $locknesting - 1`
 198             echo "lock nesting now $locknesting"
 199         else
 200             lckf="$lock_root/$1"
 201             /bin/rm -f "$lckf"
 202         fi
 203 }
 204
 205 ############################
 206 # run make, and print trace
 207 do_make() {
 208
 209   if [ x"$MAKE" = x ]
 210   then
 211     MAKE=make
 212   fi
 213
 214   MMTIME=$MAXTIME
 215   # some trees don't need as much time
 216   case "$tree" in
 217         rsync | tdb | talloc | libreplace | ccache*)
 218           if [ "$compiler" != "checker" ]; then
 219               MMTIME=`expr $MMTIME / 5`
 220           fi
 221           ;;
 222   esac
 223
 224
 225   for t in $*; do
 226     if [ x"$BUILD_FARM_NUM_JOBS" = x ]; then
 227       echo "$MAKE $t"
 228       ./timelimit $MMTIME "$MAKE" "$t"
 229       status=$?
 230     else
 231       # we can parallelize everything and all targets
 232       if [ x"$t" = xeverything ] || [ x"$t" = xall]; then
 233         echo "$MAKE" "-j$BUILD_FARM_NUM_JOBS"  "$t"
 234         ./timelimit $MMTIME "$MAKE" "-j$BUILD_FARM_NUM_JOBS"  "$t"
 235         status=$?
 236       else
 237         echo "$MAKE $t"
 238         ./timelimit $MMTIME "$MAKE" "$t"
 239         status=$?
 240       fi
 241     fi
 242
 243     if [ $status != 0 ]; then
 244       return $status;
 245     fi
 246
 247   done
 248
 249   return 0
 250 }
 251
 252 ############################
 253 # configure the tree
 254 action_configure() {
 255         if [ ! -x $srcdir/configure -a -r $srcdir/Makefile.PL ]; then
 256                 perl $srcdir/Makefile.PL PREFIX="$prefix"
 257                 cstatus=$?
 258                 echo "CONFIGURE STATUS: $cstatus"
 259                 return $cstatus;
 260         fi
 261         if [ ! -x $srcdir/configure ]; then
 262             ls -l $srcdir/configure
 263             echo "$srcdir/configure is missing"
 264             cstatus=255
 265             echo "CONFIGURE STATUS: $cstatus"
 266             return $cstatus;
 267         fi
 268         echo "CFLAGS=$CFLAGS"
 269         echo configure options: $config_and_prefix
 270         echo CC="$CCACHE $compiler" $srcdir/configure $config_and_prefix
 271         CC="$CCACHE $compiler"
 272         export CC
 273         ./timelimit $MAXTIME $srcdir/configure $config_and_prefix
 274         cstatus=$?
 275         if [ x"$cstatus" != x"0" ]; then
 276                 if [ -f config.log ]; then
 277                         echo "contents of config.log:"
 278                         cat config.log
 279                 fi
 280                 if [ -f bin/config.log ]; then
 281                         echo "contents of config.log:"
 282                         cat bin/config.log
 283                 fi
 284         fi
 285         echo "CONFIGURE STATUS: $cstatus"
 286         return $cstatus;
 287 }
 288
 289 ############################
 290 # show the configure log
 291 action_config_log() {
 292     log_files="config.log bin/config.log"
 293     for f in $log_files; do
 294         if [ -f $f ]; then
 295             echo "contents of config.log:"
 296             cat $f
 297             return 0;
 298         fi
 299     done
 300     return 0
 301 }
 302
 303 ############################
 304 # show the config.h
 305 action_config_header() {
 306     hdr_files="config.h include/config.h bin/default/config.h bin/default/source4/include/config.h bin/default/source3/include/config.h"
 307     for h in $hdr_files; do
 308         if [ -f $h ]; then
 309             echo "contents of $h:"
 310             cat $h
 311             return 0;
 312         fi
 313     done
 314     return 0;
 315 }
 316
 317 copy_dir() {
 318         Tsrc=$1
 319         Tdst=$2
 320         pwd
 321         echo rsync -a --delete $Tsrc/ $Tdst
 322         rsync -a --delete $Tsrc/ $Tdst || return 1
 323         return 0
 324 }
 325
 326 s4selftest_create() {
 327         lock_file "s4selftest.lck" || {
 328             echo "s4selftest_create: already locked"
 329             return 1;
 330         }
 331
 332         # we currently only need smbtorture
 333         mkdir -p $s4selftest/source/bin
 334         echo "s4selftest_create: rsync -aL $builddir/bin/smbtorture.static $s4selftest/source/bin/smbtorture"
 335         rsync -aL $builddir/bin/smbtorture.static $s4selftest/source/bin/smbtorture || {
 336             echo "s4selftest_create: failed rsync"
 337             unlock_file "s4selftest.lck";
 338             return 1;
 339         }
 340
 341         unlock_file "s4selftest.lck"
 342         echo "s4selftest_create: OK"
 343         return 0;
 344
 345         copy_dir $builddir/bin $s4selftest/source/bin || {
 346                 rm -rf $s4selftest/;
 347                 unlock_file "s4selftest.lck";
 348                 return 1;
 349         }
 350
 351         copy_dir $srcdir/setup $s4selftest/source/setup || {
 352                 rm -rf $s4selftest/;
 353                 unlock_file "s4selftest.lck";
 354                 return 1;
 355         }
 356
 357         copy_dir $srcdir/../testprogs $s4selftest/testprogs || {
 358                 rm -rf $s4selftest/;
 359                 unlock_file "s4selftest.lck";
 360                 return 1;
 361         }
 362
 363         copy_dir $srcdir/selftest $s4selftest/source/selftest || {
 364                 rm -rf $s4selftest/;
 365                 unlock_file "s4selftest.lck";
 366                 return 1;
 367         }
 368
 369         copy_dir $srcdir/script $s4selftest/source/script || {
 370                 rm -rf $s4selftest/;
 371                 unlock_file "s4selftest.lck";
 372                 return 1;
 373         }
 374
 375         mkdir -p $s4selftest/source/scripting || {
 376                 rm -rf $s4selftest/;
 377                 unlock_file "s4selftest.lck";
 378                 return 1;
 379         }
 380
 381         unlock_file "s4selftest.lck"
 382 }
 383
 384 s4selftest_update() {
 385         lock_file "s4selftest.lck" || {
 386             echo "s4selftest_update LOCKED"
 387             return 1;
 388         }
 389
 390         echo tmp.$tree.$compiler.$$ >tmp.dirname
 391         tempdir=`cut -b1-32 tmp.dirname`
 392         rm -f tmp.dirname
 393
 394         echo "COPYING $s4selftest => $tempdir"
 395         copy_dir $s4selftest $tempdir || {
 396                 rm -rf $tempdir;
 397                 unlock_file "s4selftest.lck";
 398                 echo "s4selftest_update COPY FAILED"
 399                 return 1;
 400         }
 401
 402         echo "RENAMING $tempdir $s4selftest.$tree.$compiler"
 403         rm -rf $s4selftest.$tree.$compiler
 404         mv $tempdir $s4selftest.$tree.$compiler
 405
 406         unlock_file "s4selftest.lck"
 407         echo "s4selftest_update OK"
 408         return 0
 409 }
 410
 411 ############################
 412 # build the tree
 413 action_build() {
 414         case "$tree" in
 415         samba_4*)
 416                 do_make everything
 417                 bstatus=$?
 418                 if test x"$bstatus" != x"0"; then
 419                         # the 2nd 'make everything' is to work around a bug
 420                         # in netbsd make.
 421                         do_make everything
 422                         bstatus=$?
 423                 fi
 424
 425                 if test x"$bstatus" != x"0"; then
 426                         do_make testsuite
 427                         bstatus=$?
 428                 fi
 429
 430                 if test x"$bstatus" = x"0"; then
 431                         s4selftest_create
 432                 fi
 433
 434                 ;;
 435         samba_3*)
 436                 do_make everything torture
 437                 bstatus=$?
 438                 ;;
 439         *)
 440                 do_make all
 441                 bstatus=$?
 442                 ;;
 443         esac
 444
 445         echo "BUILD STATUS: $bstatus"
 446
 447         return $bstatus
 448 }
 449
 450 ############################
 451 # show static analysis results
 452 action_cc_checker() {
 453
 454         # default to passing the cc_checker
 455         cccstatus=0
 456
 457         if [ -f ibm_checker.out ]; then
 458                 cat ibm_checker.out
 459                 cccstatus=`cat ibm_checker.out | grep '^\-\- ' | wc -l`
 460         fi
 461
 462         echo "CC_CHECKER STATUS: $cccstatus"
 463         return $cccstatus;
 464 }
 465
 466 ############################
 467 # install the tree
 468 action_install() {
 469         if [ -d $prefix ]; then
 470                 if [ "$noclean" != "yes" ]; then
 471                     rm -rf $prefix
 472                 fi
 473         fi
 474
 475         do_make install
 476         istatus=$?
 477         echo "INSTALL STATUS: $istatus"
 478         return $istatus;
 479 }
 480
 481 ############################
 482 # test the tree
 483 action_test_samba() {
 484         do_make test
 485         totalstatus=$?
 486         # if we produced a test summary then show it
 487         [ -f st/summary ] && {
 488             echo "TEST SUMMARY"
 489             cat st/summary
 490         }
 491         return "$totalstatus"
 492 }
 493
 494 action_test_generic() {
 495         CC="$compiler"
 496         export CC
 497         do_make installcheck
 498         totalstatus=$?
 499         echo "TEST STATUS: $totalstatus"
 500         return "$totalstatus"
 501 }
 502
 503 action_test_lorikeet_heimdal() {
 504         CC="$compiler"
 505         export CC
 506         SOCKET_WRAPPER_DIR=`pwd`/sw
 507         mkdir $SOCKET_WRAPPER_DIR
 508         export SOCKET_WRAPPER_DIR
 509         do_make check
 510         totalstatus=$?
 511         SOCKET_WRAPPER_DIR=
 512         export SOCKET_WRAPPER_DIR
 513         echo "TEST STATUS: $totalstatus"
 514         return "$totalstatus"
 515 }
 516
 517
 518 #############################
 519 # attempt some basic tests of functionaility
 520 # starting as basic as possible, and getting incresingly complex
 521
 522 action_test() {
 523         # Samba needs crufty code of its own for backward
 524         # compatiblity.  I think a better way to do this in the future
 525         # is to just call 'make installcheck'.
 526         case "$tree" in
 527         samba*|smb-build|pidl)
 528             action_test_samba
 529             ;;
 530         lorikeet-heimdal*)
 531             action_test_lorikeet_heimdal
 532             ;;
 533         *)
 534             action_test_generic
 535             ;;
 536         esac
 537 }
 538
 539 ###########################
 540 # do a test build of a particular tree
 541 test_tree() {
 542         tree=$1
 543         source=$2
 544         compiler="$3"
 545         shift
 546         shift
 547         shift
 548         if [ "$compiler" = "gcc" ] && [ "$tree" != "ccache" ] && [ "$tree" != "ccache-maint" ] && ccache -V > /dev/null; then
 549             CCACHE="ccache"
 550             export CCACHE
 551         else
 552             CCACHE=""
 553         fi
 554
 555         # limit our resource usage
 556         ulimit -t $MAXTIME 2> /dev/null
 557
 558         # max mem size 100M
 559         ulimit -m $MAXMEM 2> /dev/null
 560
 561         # max file size 100M
 562         # darn, this affects sparse files too! disable it
 563         # ulimit -f 100000 2> /dev/null
 564
 565         # try and limit the number of open files to 250. That means we'll discover
 566         # fd leaks faster
 567         ulimit -n 250 2> /dev/null
 568
 569         # Keep stuff private
 570         umask 077
 571
 572         if [ -z "$test_root" ]; then
 573                 test_root=`pwd`
 574         fi
 575
 576         log="build.$tree.$host.$compiler.log"
 577         err="build.$tree.$host.$compiler.err"
 578         sum="build.$tree.$host.$compiler.sum"
 579         lck="build.$tree.lck"
 580         srcdir="$test_root/$tree/$source"
 581
 582         lock_file "$lck" || {
 583                 return
 584         }
 585
 586         # work out what other trees this package depends on
 587         deptrees=""
 588         case "$tree" in
 589             samba-gtk)
 590                 deptrees="samba_4_0_test"
 591                 ;;
 592         esac
 593
 594         scm=`choose_scm "$tree"`
 595
 596         # pull the entries, if any
 597         if fetch_revinfo "$tree" "$scm"; then
 598             for d in $deptrees; do
 599                 dscm=`choose_scm "$d"`
 600                 if [ -f "$test_root/$d.$dscm" ]; then
 601                     if [ "$d" != "$tree" ]; then
 602                         cat "$test_root/$d.$dscm" >> $test_root/$tree.$scm
 603                     fi
 604                 fi
 605             done
 606             rm -f $test_root/$tree.$compiler.$scm.old
 607             mv $test_root/$tree.$compiler.$scm $test_root/$tree.$compiler.$scm.old
 608             cp $test_root/$tree.$scm $test_root/$tree.$compiler.$scm
 609             if cmp $test_root/$tree.$compiler.$scm $test_root/$tree.$compiler.$scm.old > /dev/null; then
 610                 echo "skip: $tree.$compiler nothing changed in $scm"
 611                 cd $test_root
 612                 send_logs_skip "$log" "$err"
 613                 unlock_file "$lck"
 614                 return
 615             fi
 616         fi
 617
 618         # pull the tree
 619         fetch_tree "$tree" || {
 620             cd $test_root
 621             unlock_file "$lck"
 622             return
 623         }
 624
 625         if [ ! -x $srcdir/configure ] && [ "$tree" != "pidl" ]; then
 626                 echo "skip: $tree.$compiler configure not present, try again next time!"
 627                 cd $test_root
 628                 unlock_file "$lck"
 629                 return
 630         fi
 631
 632         echo "Starting build of $tree.$compiler in process $$ at `date`"
 633
 634         case "$tree" in
 635             libreplace)
 636                 builddir="$test_root/tmp.$tree.$compiler"
 637                 usingtmpbuild=1
 638                 if [ -d $builddir ]; then
 639                     rm -rf $builddir
 640                 fi
 641                 mkdir -p $builddir
 642                 export builddir
 643             ;;
 644             *)
 645                 builddir=$srcdir
 646                 usingtmpbuild=0
 647                 export builddir
 648             ;;
 649         esac
 650
 651         if [ ! x$USER = x"" ]; then
 652             whoami=$USER
 653         else
 654             if [ ! x$LOGNAME = x"" ]; then
 655                 whoami=$LOGNAME
 656             else
 657                 whoami=build
 658             fi
 659         fi
 660
 661         prefix="$test_root/prefix/$tree.$compiler"
 662         mkdir -p "$prefix"
 663
 664         s4selftest=$test_root/s4selftest
 665         export s4selftest
 666
 667         sw_config=$config
 668
 669         case "$tree" in
 670         lorikeet-heimdal)
 671                 sw_config="$config --enable-socket-wrapper"
 672                 ;;
 673         samba_4*)
 674                 sw_config="$config --enable-socket-wrapper"
 675                 sw_config="$sw_config --enable-nss-wrapper"
 676                 sw_config="$sw_config --enable-uid-wrapper"
 677                 ;;
 678         samba_3*)
 679                 sw_config="$config --enable-socket-wrapper"
 680                 sw_config="$sw_config --enable-nss-wrapper"
 681                 s4selftest_update "$tree" "$compiler" && {
 682                         t="$s4selftest.$tree.$compiler/source"
 683                         #sw_config="$sw_config --with-samba4srcdir=$t"
 684                         t="$t/bin/smbtorture"
 685                         sw_config="$sw_config --with-smbtorture4-path=$t"
 686                 }
 687                 ;;
 688         samba-gtk)
 689                 PKG_CONFIG_PATH="$test_root/prefix/samba_4_0_test.$compiler/lib/pkgconfig"
 690                 export PKG_CONFIG_PATH
 691                 ;;
 692         *)
 693                 testsuite=testsuite
 694                 ;;
 695         esac
 696
 697         if [ "$LCOV_REPORT" = "yes" ]; then
 698             GCOV_FLAGS="--coverage"
 699             CFLAGS="$CFLAGS $GCOV_FLAGS"
 700             LDFLAGS="$LDFLAGS $GCOV_FLAGS"
 701             export CFLAGS LDFLAGS
 702         fi
 703
 704         config_and_prefix="$sw_config --prefix=$prefix"
 705
 706         # see if we need to rebuild
 707         sum_tree $test_root $tree $sum $scm
 708         echo "CFLAGS=$CFLAGS $config_and_prefix" >> $sum
 709
 710         if cmp "$sum" "$sum.old" > /dev/null; then
 711                 echo "skip: $tree.$compiler nothing changed"
 712                 cd $test_root
 713                 send_logs_skip "$log" "$err"
 714                 unlock_file "$lck"
 715                 echo "Ending build of $tree.$compiler in process $$ at `date`"
 716                 return
 717         fi
 718
 719         # we do need to rebuild - save the old sum
 720         /bin/rm -f $sum.old
 721         mv $sum $sum.old
 722
 723         actions="$*"
 724
 725         if [ "$actions" = "" ]; then
 726             actions="configure config_log config_header build install test"
 727         fi
 728
 729         # start the build
 730         (
 731         {
 732                 # we all want to be able to read the output...
 733                 LANG=C
 734                 export LANG
 735
 736                 uname -a
 737
 738                 echo ""
 739                 echo "build_test          : $build_test_id"
 740                 echo "build_test.fns      : $build_test_fns_id"
 741                 echo "local settings file : $build_test_settings_local_file"
 742                 echo "local functions file: $build_test_fns_local_file"
 743                 echo "used .fns file      : $build_test_used_fns_file"
 744                 echo ""
 745
 746                 # we need to be able to see if a build farm machine is accumulating
 747                 # stuck processes. We do this in two ways, as we don't know what style
 748                 # of ps it will have
 749                 ps xfuw 2> /dev/null
 750                 ps -fu $USER 2> /dev/null
 751
 752                 echo "building $tree with CC=$compiler on $host at "`date`
 753                 echo "builddir=$builddir"
 754                 echo "prefix=$prefix"
 755
 756                 echo "Showing limits"
 757                 ulimit -a 2> /dev/null
 758
 759                 # the following is for non-samba builds only
 760                 if [ "$scm" = "svn" -a -r $test_root/$tree.svn ]; then
 761                   h_rev=`grep 'Revision: ' $test_root/$tree.svn | cut -d ':' -f2 | cut -d ' ' -f2 | sed 1q`
 762                   if [ -n "$h_rev" ]; then
 763                         echo "HIGHEST SVN REVISION: $h_rev"
 764                   fi
 765                   rev=`grep 'Last Changed Rev: ' $test_root/$tree.svn | cut -d ':' -f2 | cut -d ' ' -f2 | sed 1q`
 766                   if [ -n "$rev" ]; then
 767                         echo "BUILD REVISION: $rev"
 768                   fi
 769                 elif [ "$scm" = "git" -a -r $test_root/$tree.git ]; then
 770                   csha1=`cat $test_root/$tree.git |head -3 | tail -1`
 771                   if [ -n "$csha1" ]; then
 772                     echo "BUILD COMMIT REVISION: $csha1"
 773                   fi
 774                   cdate=`cat $test_root/$tree.git |head -4 | tail -1`
 775                   if [ -n "$cdate" ]; then
 776                     echo "BUILD COMMIT DATE: $cdate"
 777                   fi
 778                   ctime=`cat $test_root/$tree.git |head -2 | tail -1`
 779                   if [ -n "$ctime" ]; then
 780                     echo "BUILD COMMIT TIME: $ctime"
 781                   fi
 782                 fi
 783
 784                 if [ -x $test_root/killbysubdir ]; then
 785                     $test_root/killbysubdir $builddir
 786                 fi
 787
 788                 for action in $actions; do
 789
 790                     echo Running action $action
 791
 792                     date
 793
 794                     cd $builddir || exit 1
 795                     export srcdir
 796                     df .
 797                     mount
 798                     vmstat
 799
 800                     ( action_$action )
 801                     action_status=$?
 802
 803                     df .
 804
 805                     if [ $action_status != 0 ]; then
 806                         echo "ACTION FAILED: $action";
 807                     else
 808                         echo "ACTION PASSED: $action";
 809                     fi
 810
 811                     if [ $action_status != 0 ]; then
 812                         break;
 813                     fi
 814
 815                 done
 816
 817                 if [ "$LCOV_REPORT" = "yes" ]; then
 818                     case "$tree" in
 819                         lorikeet-heimdal*)
 820                             lcov --directory $builddir --capture --output-file $builddir/$tree.lcov.info
 821                             ;;
 822                         samba_3_master*)
 823                             lcov --base-directory $builddir --directory $builddir/.. --capture --output-file $builddir/$tree.lcov.info
 824                             ;;
 825                         samba_4*)
 826                             # ugly hack for s4, as lcov is otherwise not able to find
 827                             # these files
 828                             rm -f heimdal/lib/*/{lex,parse,sel-lex}.{gcda,gcno}
 829                             lcov --base-directory $builddir --directory $builddir/.. --capture --output-file $builddir/$tree.lcov.info
 830                             ;;
 831                         *)
 832                             lcov --base-directory $builddir --directory $builddir --capture --output-file $builddir/$tree.lcov.info
 833                             ;;
 834                     esac
 835                     genhtml -o $builddir/coverage $builddir/$tree.lcov.info
 836                 fi
 837
 838                 if [ "$noclean" = "yes" ]; then
 839                     echo cleanup skipped!
 840                 else
 841                     echo cleaning up
 842                     do_make clean
 843                 fi
 844                 date
 845         } 3>&2 2>&1 1>&3 | tee "$err"
 846         ) > "$log" 2>&1
 847         # be aware the above channel swap may sometimes result in unordered
 848         # stdout/stderr merge
 849
 850         if [ "$LCOV_REPORT" = "yes" ]; then
 851             chmod u=rwX,g=rX,o=rX -R $builddir/coverage
 852             rsync -rct -q --password-file=.password -z --timeout=200 \
 853                 $builddir/coverage/ $host@build.samba.org::lcov_data/$host/$tree/
 854         fi
 855
 856         cd $test_root
 857
 858         /bin/rm -rf $prefix
 859         if [ "$usingtmpbuild" = "1" ]; then
 860             if [ "$noclean" = "yes" ]; then
 861                 echo builddir cleanup skipped!
 862             else
 863                 /bin/rm -rf $builddir
 864             fi
 865         fi
 866         # send the logs to the master site
 867         send_logs "$log" "$err"
 868
 869         # cleanup
 870         echo "Ending build of $tree.$compiler in process $$ at `date`"
 871         unlock_file "$lck"
 872 }
 873
 874 #########################################################
 875 # if you want to build only one project at a time
 876 # add 'global_lock' after 'per_run_hook' and
 877 # 'global_unlock' to the end of the file
 878 global_lock() {
 879     lock_file "global.lck" || {
 880         exit 0
 881     }
 882 }
 883 global_unlock() {
 884     unlock_file "global.lck"
 885 }
 886
 887 delete_old_tree() {
 888         otree=$1
 889
 890         test -z "$otree" && return 0;
 891
 892         rm -rf $otree
 893         rm -rf $otree.svn
 894         rm -rf $otree.*.svn
 895         rm -rf $otree.git
 896         rm -rf $otree.*.git
 897         rm -rf s4selftest.$otree.*
 898         rm -rf build.$otree.*
 899 }
 900
 901 # this is a special fn that allows us to add a "special" hook to the build
 902 # farm that we want to do to the build farm. never leave it empty. instead,
 903 # use ":" as the fn body.
 904 per_run_hook() {
 905     # build the timelimit utility
 906     echo "Building timelimit"
 907     mkdir -p $builddir
 908     $compiler $TIMELIMIT_FLAGS -o $builddir/timelimit $test_root/timelimit.c || exit 1
 909
 910     # build the killbysubdir utility
 911     echo "Building killbysubdir"
 912     $compiler -o $test_root/killbysubdir $test_root/killbysubdir.c
 913
 914     # kill old processes on systems with a known problem
 915     case $host in
 916         nohost)
 917             echo "just a placeholder";
 918             ;;
 919         deckchair)
 920             rm -f deckchair.fns
 921             ;;
 922     esac
 923     # trim the log if too large
 924     if [ "`wc -c < build.log`" -gt 2000000 ]; then
 925         rm -f build.log
 926     fi
 927
 928     delete_old_tree "samba_3_2"
 929     delete_old_tree "samba_3_2_test"
 930     delete_old_tree "samba4"
 931     delete_old_tree "samba_4_0_test"
 932     delete_old_tree "samba_3_X_test"
 933     delete_old_tree "samba_3_X_devel"
 934 }
 935
 936
 937 ######################################################
 938 # main code that is run on each call to the build code
 939 rsync --timeout=200 -q -az build.samba.org::build_farm/*.c .
 940
 941
 942 # build.log can grow to an excessive size, trim it beyond 50M
 943 if [ -f build.log ]; then
 944   find build.log -size +100000 -exec /bin/rm '{}' \;
 945 fi
 946