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 ]; then
 256             ls -l $srcdir/configure
 257             echo "$srcdir/configure is missing"
 258             cstatus=255
 259             echo "CONFIGURE STATUS: $cstatus"
 260             return $cstatus;
 261         fi
 262         echo "CFLAGS=$CFLAGS"
 263         echo configure options: $config_and_prefix
 264         echo CC="$CCACHE $compiler" $srcdir/configure $config_and_prefix
 265         CC="$CCACHE $compiler"
 266         export CC
 267         ./timelimit $MAXTIME $srcdir/configure $config_and_prefix
 268         cstatus=$?
 269         if [ x"$cstatus" != x"0" ]; then
 270                 if [ -f config.log ]; then
 271                         echo "contents of config.log:"
 272                         cat config.log
 273                 fi
 274                 if [ -f bin/config.log ]; then
 275                         echo "contents of config.log:"
 276                         cat bin/config.log
 277                 fi
 278         fi
 279         echo "CONFIGURE STATUS: $cstatus"
 280         return $cstatus;
 281 }
 282
 283 ############################
 284 # show the configure log
 285 action_config_log() {
 286     log_files="config.log bin/config.log"
 287     for f in $log_files; do
 288         if [ -f $f ]; then
 289             echo "contents of config.log:"
 290             cat $f
 291             return 0;
 292         fi
 293     done
 294     return 0
 295 }
 296
 297 ############################
 298 # show the config.h
 299 action_config_header() {
 300     hdr_files="config.h include/config.h bin/default/config.h bin/default/source4/include/config.h bin/default/source3/include/config.h"
 301     for h in $hdr_files; do
 302         if [ -f $h ]; then
 303             echo "contents of $h:"
 304             cat $h
 305             return 0;
 306         fi
 307     done
 308     return 0;
 309 }
 310
 311 copy_dir() {
 312         Tsrc=$1
 313         Tdst=$2
 314         rsync -a --delete $Tsrc/ $Tdst
 315 }
 316
 317 s4selftest_create() {
 318         lock_file "s4selftest.lck" || {
 319                 return 1;
 320         }
 321
 322         # we currently only need smbtorture
 323         mkdir -p $s4selftest/source/bin
 324         rsync -aL $builddir/bin/smbtorture.static $s4selftest/source/bin/smbtorture || {
 325                 rm -rf $s4selftest/;
 326                 unlock_file "s4selftest.lck";
 327                 return 1;
 328         }
 329
 330         unlock_file "s4selftest.lck"
 331         return 0;
 332
 333         copy_dir $builddir/bin $s4selftest/source/bin || {
 334                 rm -rf $s4selftest/;
 335                 unlock_file "s4selftest.lck";
 336                 return 1;
 337         }
 338
 339         copy_dir $srcdir/setup $s4selftest/source/setup || {
 340                 rm -rf $s4selftest/;
 341                 unlock_file "s4selftest.lck";
 342                 return 1;
 343         }
 344
 345         copy_dir $srcdir/../testprogs $s4selftest/testprogs || {
 346                 rm -rf $s4selftest/;
 347                 unlock_file "s4selftest.lck";
 348                 return 1;
 349         }
 350
 351         copy_dir $srcdir/selftest $s4selftest/source/selftest || {
 352                 rm -rf $s4selftest/;
 353                 unlock_file "s4selftest.lck";
 354                 return 1;
 355         }
 356
 357         copy_dir $srcdir/script $s4selftest/source/script || {
 358                 rm -rf $s4selftest/;
 359                 unlock_file "s4selftest.lck";
 360                 return 1;
 361         }
 362
 363         mkdir -p $s4selftest/source/scripting || {
 364                 rm -rf $s4selftest/;
 365                 unlock_file "s4selftest.lck";
 366                 return 1;
 367         }
 368
 369         unlock_file "s4selftest.lck"
 370 }
 371
 372 s4selftest_update() {
 373         lock_file "s4selftest.lck" || {
 374                 return 1;
 375         }
 376
 377         echo tmp.$tree.$compiler.$$ >tmp.dirname
 378         tempdir=`cut -b1-32 tmp.dirname`
 379         rm -f tmp.dirname
 380
 381         copy_dir $s4selftest $tempdir || {
 382                 rm -rf $tempdir;
 383                 unlock_file "s4selftest.lck";
 384                 return 1;
 385         }
 386
 387         rm -rf $s4selftest.$tree.$compiler
 388         mv $tempdir $s4selftest.$tree.$compiler
 389
 390         unlock_file "s4selftest.lck"
 391 }
 392
 393 ############################
 394 # build the tree
 395 action_build() {
 396         case "$tree" in
 397         samba_4*)
 398                 do_make everything
 399                 bstatus=$?
 400                 if test x"$bstatus" != x"0"; then
 401                         # the 2nd 'make everything' is to work around a bug
 402                         # in netbsd make.
 403                         do_make everything
 404                         bstatus=$?
 405                 fi
 406
 407                 if test x"$bstatus" != x"0"; then
 408                         do_make testsuite
 409                         bstatus=$?
 410                 fi
 411
 412                 if test x"$bstatus" = x"0"; then
 413                         s4selftest_create
 414                 fi
 415
 416                 ;;
 417         samba_3*)
 418                 do_make everything torture
 419                 bstatus=$?
 420                 ;;
 421         *)
 422                 do_make all
 423                 bstatus=$?
 424                 ;;
 425         esac
 426
 427         echo "BUILD STATUS: $bstatus"
 428
 429         return $bstatus
 430 }
 431
 432 ############################
 433 # show static analysis results
 434 action_cc_checker() {
 435
 436         # default to passing the cc_checker
 437         cccstatus=0
 438
 439         if [ -f ibm_checker.out ]; then
 440                 cat ibm_checker.out
 441                 cccstatus=`cat ibm_checker.out | grep '^\-\- ' | wc -l`
 442         fi
 443
 444         echo "CC_CHECKER STATUS: $cccstatus"
 445         return $cccstatus;
 446 }
 447
 448 ############################
 449 # install the tree
 450 action_install() {
 451         if [ -d $prefix ]; then
 452                 if [ "$noclean" != "yes" ]; then
 453                     rm -rf $prefix
 454                 fi
 455         fi
 456
 457         do_make install
 458         istatus=$?
 459         echo "INSTALL STATUS: $istatus"
 460         return $istatus;
 461 }
 462
 463 ############################
 464 # test the tree
 465 action_test_samba() {
 466         do_make test
 467         totalstatus=$?
 468         # if we produced a test summary then show it
 469         [ -f st/summary ] && {
 470             echo "TEST SUMMARY"
 471             cat st/summary
 472         }
 473         return "$totalstatus"
 474 }
 475
 476 action_test_generic() {
 477         CC="$compiler"
 478         export CC
 479         do_make installcheck
 480         totalstatus=$?
 481         echo "TEST STATUS: $totalstatus"
 482         return "$totalstatus"
 483 }
 484
 485 action_test_lorikeet_heimdal() {
 486         CC="$compiler"
 487         export CC
 488         SOCKET_WRAPPER_DIR=`pwd`/sw
 489         mkdir $SOCKET_WRAPPER_DIR
 490         export SOCKET_WRAPPER_DIR
 491         do_make check
 492         totalstatus=$?
 493         SOCKET_WRAPPER_DIR=
 494         export SOCKET_WRAPPER_DIR
 495         echo "TEST STATUS: $totalstatus"
 496         return "$totalstatus"
 497 }
 498
 499
 500 #############################
 501 # attempt some basic tests of functionaility
 502 # starting as basic as possible, and getting incresingly complex
 503
 504 action_test() {
 505         # Samba needs crufty code of its own for backward
 506         # compatiblity.  I think a better way to do this in the future
 507         # is to just call 'make installcheck'.
 508         case "$tree" in
 509         samba*|smb-build|pidl)
 510             action_test_samba
 511             ;;
 512         lorikeet-heimdal*)
 513             action_test_lorikeet_heimdal
 514             ;;
 515         *)
 516             action_test_generic
 517             ;;
 518         esac
 519 }
 520
 521 ###########################
 522 # do a test build of a particular tree
 523 test_tree() {
 524         tree=$1
 525         source=$2
 526         compiler="$3"
 527         shift
 528         shift
 529         shift
 530         if [ "$compiler" = "gcc" ] && [ "$tree" != "ccache" ] && ccache -V > /dev/null; then
 531             CCACHE="ccache"
 532             export CCACHE
 533         else
 534             CCACHE=""
 535         fi
 536
 537         # limit our resource usage
 538         ulimit -t $MAXTIME 2> /dev/null
 539
 540         # max mem size 100M
 541         ulimit -m $MAXMEM 2> /dev/null
 542
 543         # max file size 100M
 544         # darn, this affects sparse files too! disable it
 545         # ulimit -f 100000 2> /dev/null
 546
 547         # try and limit the number of open files to 250. That means we'll discover
 548         # fd leaks faster
 549         ulimit -n 250 2> /dev/null
 550
 551         # Keep stuff private
 552         umask 077
 553
 554         if [ -z "$test_root" ]; then
 555                 test_root=`pwd`
 556         fi
 557
 558         log="build.$tree.$host.$compiler.log"
 559         err="build.$tree.$host.$compiler.err"
 560         sum="build.$tree.$host.$compiler.sum"
 561         lck="build.$tree.lck"
 562         srcdir="$test_root/$tree/$source"
 563
 564         lock_file "$lck" || {
 565                 return
 566         }
 567
 568         # work out what other trees this package depends on
 569         deptrees=""
 570         case "$tree" in
 571             samba-gtk)
 572                 deptrees="samba_4_0_test"
 573                 ;;
 574         esac
 575
 576         scm=`choose_scm "$tree"`
 577
 578         # pull the entries, if any
 579         if fetch_revinfo "$tree" "$scm"; then
 580             for d in $deptrees; do
 581                 dscm=`choose_scm "$d"`
 582                 if [ -f "$test_root/$d.$dscm" ]; then
 583                     if [ "$d" != "$tree" ]; then
 584                         cat "$test_root/$d.$dscm" >> $test_root/$tree.$scm
 585                     fi
 586                 fi
 587             done
 588             rm -f $test_root/$tree.$compiler.$scm.old
 589             mv $test_root/$tree.$compiler.$scm $test_root/$tree.$compiler.$scm.old
 590             cp $test_root/$tree.$scm $test_root/$tree.$compiler.$scm
 591             if cmp $test_root/$tree.$compiler.$scm $test_root/$tree.$compiler.$scm.old > /dev/null; then
 592                 echo "skip: $tree.$compiler nothing changed in $scm"
 593                 cd $test_root
 594                 send_logs_skip "$log" "$err"
 595                 unlock_file "$lck"
 596                 return
 597             fi
 598         fi
 599
 600         # pull the tree
 601         fetch_tree "$tree" || {
 602             cd $test_root
 603             unlock_file "$lck"
 604             return
 605         }
 606
 607         if [ ! -x $srcdir/configure ] && [ "$tree" != "pidl" ]; then
 608                 echo "skip: $tree.$compiler configure not present, try again next time!"
 609                 cd $test_root
 610                 unlock_file "$lck"
 611                 return
 612         fi
 613
 614         echo "Starting build of $tree.$compiler in process $$ at `date`"
 615
 616         case "$tree" in
 617             libreplace)
 618                 builddir="$test_root/tmp.$tree.$compiler"
 619                 usingtmpbuild=1
 620                 if [ -d $builddir ]; then
 621                     rm -rf $builddir
 622                 fi
 623                 mkdir -p $builddir
 624                 export builddir
 625             ;;
 626             *)
 627                 builddir=$srcdir
 628                 usingtmpbuild=0
 629                 export builddir
 630             ;;
 631         esac
 632
 633         if [ ! x$USER = x"" ]; then
 634             whoami=$USER
 635         else
 636             if [ ! x$LOGNAME = x"" ]; then
 637                 whoami=$LOGNAME
 638             else
 639                 whoami=build
 640             fi
 641         fi
 642
 643         prefix="$test_root/prefix/$tree.$compiler"
 644         mkdir -p "$prefix"
 645
 646         s4selftest=$test_root/s4selftest
 647         export s4selftest
 648
 649         sw_config=$config
 650
 651         case "$tree" in
 652         lorikeet-heimdal)
 653                 sw_config="$config --enable-socket-wrapper"
 654                 ;;
 655         samba_4*)
 656                 sw_config="$config --enable-socket-wrapper"
 657                 sw_config="$sw_config --enable-nss-wrapper"
 658                 sw_config="$sw_config --enable-uid-wrapper"
 659                 ;;
 660         samba_3*)
 661                 sw_config="$config --enable-socket-wrapper"
 662                 sw_config="$sw_config --enable-nss-wrapper"
 663                 s4selftest_update "$tree" "$compiler" && {
 664                         t="$s4selftest.$tree.$compiler/source"
 665                         #sw_config="$sw_config --with-samba4srcdir=$t"
 666                         t="$t/bin/smbtorture"
 667                         sw_config="$sw_config --with-smbtorture4-path=$t"
 668                 }
 669                 ;;
 670         samba-gtk)
 671                 PKG_CONFIG_PATH="$test_root/prefix/samba_4_0_test.$compiler/lib/pkgconfig"
 672                 export PKG_CONFIG_PATH
 673                 ;;
 674         *)
 675                 testsuite=testsuite
 676                 ;;
 677         esac
 678
 679         if [ "$LCOV_REPORT" = "yes" ]; then
 680             GCOV_FLAGS="--coverage"
 681             CFLAGS="$CFLAGS $GCOV_FLAGS"
 682             LDFLAGS="$LDFLAGS $GCOV_FLAGS"
 683             export CFLAGS LDFLAGS
 684         fi
 685
 686         config_and_prefix="$sw_config --prefix=$prefix"
 687
 688         # see if we need to rebuild
 689         sum_tree $test_root $tree $sum $scm
 690         echo "CFLAGS=$CFLAGS $config_and_prefix" >> $sum
 691
 692         if cmp "$sum" "$sum.old" > /dev/null; then
 693                 echo "skip: $tree.$compiler nothing changed"
 694                 cd $test_root
 695                 send_logs_skip "$log" "$err"
 696                 unlock_file "$lck"
 697                 echo "Ending build of $tree.$compiler in process $$ at `date`"
 698                 return
 699         fi
 700
 701         # we do need to rebuild - save the old sum
 702         /bin/rm -f $sum.old
 703         mv $sum $sum.old
 704
 705         actions="$*"
 706
 707         if [ "$actions" = "" ]; then
 708             actions="configure config_log config_header build install test"
 709         fi
 710
 711         # start the build
 712         (
 713         {
 714                 # we all want to be able to read the output...
 715                 LANG=C
 716                 export LANG
 717
 718                 uname -a
 719
 720                 echo ""
 721                 echo "build_test          : $build_test_id"
 722                 echo "build_test.fns      : $build_test_fns_id"
 723                 echo "local settings file : $build_test_settings_local_file"
 724                 echo "local functions file: $build_test_fns_local_file"
 725                 echo "used .fns file      : $build_test_used_fns_file"
 726                 echo ""
 727
 728                 # we need to be able to see if a build farm machine is accumulating
 729                 # stuck processes. We do this in two ways, as we don't know what style
 730                 # of ps it will have
 731                 ps xfuw 2> /dev/null
 732                 ps -fu $USER 2> /dev/null
 733
 734                 echo "building $tree with CC=$compiler on $host at "`date`
 735                 echo "builddir=$builddir"
 736                 echo "prefix=$prefix"
 737
 738                 echo "Showing limits"
 739                 ulimit -a 2> /dev/null
 740
 741                 # build the timelimit utility
 742                 echo "Building timelimit"
 743                 mkdir -p $builddir
 744                 $compiler $TIMELIMIT_FLAGS -o $builddir/timelimit $test_root/timelimit.c || exit 1
 745
 746                 # the following is for non-samba builds only
 747                 if [ "$scm" = "svn" -a -r $test_root/$tree.svn ]; then
 748                   h_rev=`grep 'Revision: ' $test_root/$tree.svn | cut -d ':' -f2 | cut -d ' ' -f2 | sed 1q`
 749                   if [ -n "$h_rev" ]; then
 750                         echo "HIGHEST SVN REVISION: $h_rev"
 751                   fi
 752                   rev=`grep 'Last Changed Rev: ' $test_root/$tree.svn | cut -d ':' -f2 | cut -d ' ' -f2 | sed 1q`
 753                   if [ -n "$rev" ]; then
 754                         echo "BUILD REVISION: $rev"
 755                   fi
 756                 elif [ "$scm" = "git" -a -r $test_root/$tree.git ]; then
 757                   csha1=`cat $test_root/$tree.git |head -3 | tail -1`
 758                   if [ -n "$csha1" ]; then
 759                     echo "BUILD COMMIT REVISION: $csha1"
 760                   fi
 761                   cdate=`cat $test_root/$tree.git |head -4 | tail -1`
 762                   if [ -n "$cdate" ]; then
 763                     echo "BUILD COMMIT DATE: $cdate"
 764                   fi
 765                   ctime=`cat $test_root/$tree.git |head -2 | tail -1`
 766                   if [ -n "$ctime" ]; then
 767                     echo "BUILD COMMIT TIME: $ctime"
 768                   fi
 769                 fi
 770
 771                 if [ "$tree" = "pidl" ]
 772                 then
 773                         cd $builddir
 774                         perl ./Makefile.PL "$prefix"
 775                 fi
 776
 777                 for action in $actions; do
 778
 779                     echo Running action $action
 780
 781                     date
 782
 783                     cd $builddir || exit 1
 784                     export srcdir
 785                     df .
 786                     mount
 787                     vmstat
 788
 789                     ( action_$action )
 790                     action_status=$?
 791
 792                     df .
 793
 794                     if [ $action_status != 0 ]; then
 795                         echo "ACTION FAILED: $action";
 796                     else
 797                         echo "ACTION PASSED: $action";
 798                     fi
 799
 800                     if [ $action_status != 0 ]; then
 801                         break;
 802                     fi
 803
 804                 done
 805
 806                 if [ "$LCOV_REPORT" = "yes" ]; then
 807                     case "$tree" in
 808                         lorikeet-heimdal*)
 809                             lcov --directory $builddir --capture --output-file $builddir/$tree.lcov.info
 810                             ;;
 811                         samba_3_master*)
 812                             lcov --base-directory $builddir --directory $builddir/.. --capture --output-file $builddir/$tree.lcov.info
 813                             ;;
 814                         samba_4*)
 815                             # ugly hack for s4, as lcov is otherwise not able to find
 816                             # these files
 817                             rm -f heimdal/lib/*/{lex,parse,sel-lex}.{gcda,gcno}
 818                             lcov --base-directory $builddir --directory $builddir/.. --capture --output-file $builddir/$tree.lcov.info
 819                             ;;
 820                         *)
 821                             lcov --base-directory $builddir --directory $builddir --capture --output-file $builddir/$tree.lcov.info
 822                             ;;
 823                     esac
 824                     genhtml -o $builddir/coverage $builddir/$tree.lcov.info
 825                 fi
 826
 827                 if [ "$noclean" = "yes" ]; then
 828                     echo cleanup skipped!
 829                 else
 830                     echo cleaning up
 831                     do_make clean
 832                 fi
 833                 date
 834         } 3>&2 2>&1 1>&3 | tee "$err"
 835         ) > "$log" 2>&1
 836         # be aware the above channel swap may sometimes result in unordered
 837         # stdout/stderr merge
 838
 839         if [ "$LCOV_REPORT" = "yes" ]; then
 840             chmod u=rwX,g=rX,o=rX -R $builddir/coverage
 841             rsync -rct -q --password-file=.password -z --timeout=200 \
 842                 $builddir/coverage/ $host@build.samba.org::lcov_data/$host/$tree/
 843         fi
 844
 845         cd $test_root
 846
 847         /bin/rm -rf $prefix
 848         if [ "$usingtmpbuild" = "1" ]; then
 849             if [ "$noclean" = "yes" ]; then
 850                 echo builddir cleanup skipped!
 851             else
 852                 /bin/rm -rf $builddir
 853             fi
 854         fi
 855         # send the logs to the master site
 856         send_logs "$log" "$err"
 857
 858         # cleanup
 859         echo "Ending build of $tree.$compiler in process $$ at `date`"
 860         unlock_file "$lck"
 861 }
 862
 863 #########################################################
 864 # if you want to build only one project at a time
 865 # add 'global_lock' after 'per_run_hook' and
 866 # 'global_unlock' to the end of the file
 867 global_lock() {
 868     lock_file "global.lck" || {
 869         exit 0
 870     }
 871 }
 872 global_unlock() {
 873     unlock_file "global.lck"
 874 }
 875
 876 #########################################################
 877 # enable this on a per host basis only when needed please
 878 # (at least for the moment)
 879 kill_old_processes() {
 880     # this should work on systems with linux like ps
 881     (ps uxfw | grep /build | grep -v grep | egrep 'Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec' | awk '{print $2}' | xargs kill -9) 2> /dev/null
 882     # and this should work on sysv style ps
 883     (ps -fu $USER | grep /build | grep -v grep | egrep 'Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec' | awk '{print $2}' | xargs kill -9) 2> /dev/null
 884 }
 885
 886 delete_old_tree() {
 887         otree=$1
 888
 889         test -z "$otree" && return 0;
 890
 891         rm -rf $otree
 892         rm -rf $otree.svn
 893         rm -rf $otree.*.svn
 894         rm -rf $otree.git
 895         rm -rf $otree.*.git
 896         rm -rf s4selftest.$otree.*
 897         rm -rf build.$otree.*
 898 }
 899
 900 # this is a special fn that allows us to add a "special" hook to the build
 901 # farm that we want to do to the build farm. never leave it empty. instead,
 902 # use ":" as the fn body.
 903 per_run_hook() {
 904     # kill old processes on systems with a known problem
 905     case $host in
 906         nohost)
 907             echo "just a placeholder";
 908             ;;
 909         tridge)
 910             kill_old_processes
 911             ;;
 912         deckchair)
 913             rm -f deckchair.fns
 914             ;;
 915     esac
 916     # trim the log if too large
 917     if [ "`wc -c < build.log`" -gt 2000000 ]; then
 918         rm -f build.log
 919     fi
 920
 921     delete_old_tree "samba_3_2"
 922     delete_old_tree "samba_3_2_test"
 923     delete_old_tree "samba4"
 924     delete_old_tree "samba_3_X_test"
 925     delete_old_tree "samba_3_X_devel"
 926 }
 927
 928
 929 ######################################################
 930 # main code that is run on each call to the build code
 931 rsync --timeout=200 -q -az build.samba.org::build_farm/*.c .
 932
 933
 934 # build.log can grow to an excessive size, trim it beyond 50M
 935 if [ -f build.log ]; then
 936   find build.log -size +100000 -exec /bin/rm '{}' \;
 937 fi
 938