contrib/lbuild/lbuild

   1 #!/bin/bash
   2
   3 # vim:expandtab:shiftwidth=4:softtabstop=4:tabstop=4:
   4
   5 # this is an alternative FD for stdout, to be used especially when we are
   6 # taking stdout from a function as it's return value.  i.e. foo=$(bar)
   7 # this is a workaround until a version of bash where we can put xtrace
   8 # on a specific FD
   9 exec 3>&1; STDOUT=3
  10
  11 #set -x
  12 xtrace="+x"
  13 if [[ $SHELLOPTS = *xtrace* ]]; then
  14     xtrace="-x"
  15 fi
  16 shopt -s extdebug
  17
  18 # Assume that lbuild's support files can be found in the same
  19 # canonicalized path as this very script.
  20 LBUILD_SCRIPT=$(readlink -f ${0})
  21 LBUILD_DIR=${LBUILD_DIR:-$(dirname ${LBUILD_SCRIPT})}
  22
  23 # include the exit_traps library
  24 . ${LBUILD_DIR}/exit_traps.sh
  25 . ${LBUILD_DIR}/funcs.sh
  26
  27 # our children should die when we do
  28 push_exit_trap "kill -INT -$$ || true" kill_children
  29
  30 # increment this if you have made a change that should force a new kernel
  31 # to build built
  32 #BUILD_GEN=1
  33 #BUILD_GEN=2    # bz19952: remove -lustre tag from kernel RPM names
  34 #BUILD_GEN=3    # bz19975: enable the building of src.rpms by default
  35 #BUILD_GEN=4    # bz22281: use the git hash in the kernel extra version
  36 #BUILD_GEN=5    # TT-107: don't cache the BUILD dir
  37 BUILD_GEN=6     # TT-1092: don't cache the BUILD dir, to rebuild external OFED
  38
  39 TOPDIR=$PWD
  40
  41 KERNELDIR=
  42 LINUX=
  43 LUSTRE=
  44 RELEASE=false
  45 # XXX - some recent hacking has pretty much neutered this option.
  46 #       search through this file for "-bb" and see how many places
  47 #       simply don't account for this option
  48 DO_SRC=true
  49 DOWNLOAD=true
  50 CANONICAL_TARGET=
  51 TARGET=
  52 TARGET_ARCH="$(uname -m)"
  53 # change default behavior to only build for the current arch
  54 TARGET_ARCHS="$TARGET_ARCH"
  55 TARGET_ARCHS_ALL="$TARGET_ARCH"
  56 [ "$TARGET_ARCH" = "i686" ] && TARGET_ARCHS_ALL="i686 i586 i386"
  57 CONFIGURE_FLAGS=
  58 EXTERNAL_PATCHES=
  59 EXTRA_VERSION=
  60 STAGEDIR=
  61 TMPDIR=${TMPDIR:-"/var/tmp"}
  62 TIMESTAMP=
  63 # this is a dir to try reuse old kernel RPMs in (although, it seems to be
  64 # unused in any real manner
  65 REUSERPM=
  66 # this is the dir that should be used to store reuse products
  67 REUSEBUILD=
  68 # should cached products be used or force rebuilding?
  69 USE_BUILD_CACHE=true
  70 # what does this do exactly?  does it imply no kernel build?
  71 NORPM=false
  72 IOKITRPM=true
  73 OSDLDISKFSRPM=true
  74 OSDZFSRPM=false
  75 SMPTYPES="smp bigsmp default ''"
  76 PATCHLESS=false
  77 XEN=false
  78 LINUXOBJ=
  79 DISTRO=
  80 KERNELTREE=
  81 # default to not adding -lustre- into the kernel RPM package names
  82 KERNEL_LUSTRE_NAMING=false
  83 # default not use kabi check.
  84 USE_KABI=false
  85
  86 # patchless build
  87 KERNELRPMSBASE=
  88 RPMSMPTYPE=
  89
  90 # from target file
  91 SERIES=
  92 BASE_ARCHS=
  93 BIGMEM_ARCHS=
  94 BOOT_ARCHS=
  95 JENSEN_ARCHS=
  96 SMP_ARCHS=
  97 BIGSMP_ARCHS=
  98 PSERIES64_ARCHS=
  99 UP_ARCHS=
 100
 101 # not in the target file any more
 102 CONFIG=
 103
 104 # build the lustre-tests rpm?
 105 LUSTRE_TESTS=true
 106
 107 DATE=$(date)
 108
 109 RPMBUILD=
 110
 111 export CC=${CC:-gcc}
 112
 113 # Readlink is not present on some older distributions: emulate it.
 114 readlink() {
 115     local path=$1 ll
 116
 117     if [ -L "$path" ]; then
 118         ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
 119         echo "${ll/* -> }"
 120     else
 121         return 1
 122     fi
 123 }
 124
 125 usage() {
 126     cat <<EOF
 127 Usage: ${0##*/} [OPTION]... [-- <lustre configure options>]
 128
 129   --external-patches=EXTERNAL_PATCHES
 130     Directory similar to lustre/lustre/kernel_patches/ that lbuild should
 131     look for seres and config files in before looking in the lustre
 132     tree.
 133
 134   --extraversion=EXTRAVERSION
 135     Text to use for the rpm release and kernel extraversion.
 136
 137   --timestamp=TIMESTAMP
 138     Date of building lustre in format YYYYMMDDhhmmss
 139
 140   --reuserpm=DIR
 141     Try to reuse old kernel RPMs from DIR
 142
 143   --reusebuild=DIR
 144     Try to reuse old kernel builds from DIR
 145
 146   --kernelrpm=DIR
 147     Path to distro kernel RPM collection
 148
 149   --ccache
 150     Use ccache
 151
 152   --norpm
 153     Do not build RPMs (compile only mode)
 154
 155   --patchless
 156     Build lustre client only
 157
 158   --distro=DISTRO
 159     Which distro using. Autodetect by default
 160
 161   --kerneldir=KERNELDIR
 162     Directory containing Linux source tarballs referenced by target
 163     files.
 164
 165   --kerneltree=KERNELTREE
 166     Directory containing dirs with Linux source tarballs referenced by target
 167     files. Dir names in format kernel version ('2.6.9', etc.)
 168
 169   --linux=LINUX --with-linux=LINUX
 170     Directory of Linux kernel sources.  When this option is used, only
 171     Lustre modules and userspace are built.
 172
 173   --lustre=LUSTRE
 174     Path to an existing lustre source tarball to use.
 175
 176   --nodownload
 177     Do not try to download a kernel from downloads.lustre.org
 178
 179   --nosrc
 180     Do not build a .src.rpm, a full kernel patch, or a patched kernel
 181     tarball.
 182
 183   --ldiskfs
 184     Build with ldiskfs support. (Deprecated, always true)
 185
 186   --noiokit
 187     Do not build lustre-iokit RPM. Now true by default
 188
 189   --publish
 190     Unused.
 191
 192   --release
 193     Specifies that the files generated do not include timestamps, and
 194     that this is an official release.
 195
 196   --src
 197     Build a .src.rpm, a full kernel patch, and a patched kernel tarball.
 198
 199   --stage=DIR
 200     Directory used to stage packages for release.  RPMs will be placed
 201     more or less in DIR/<target>-<arch>, and the tarball will be
 202     placed in DIR.
 203
 204   --target=TARGET
 205     The name of the target to build.  The available targets are listed
 206     below.
 207
 208   --target-archs=TARGET_ARCHS
 209     A (space delimited) list of architectures to build.  By default,
 210     all of the archs supported by the TARGET will be built, in
 211     addition to a .src.rpm.  This option can limit those, for machines
 212     that can only build certain archs or if you only want a certain
 213     arch built (for testing, or a one-off kernel).
 214
 215     Also note that by using a non-"base" arch (eg, i386) only kernels
 216     will be built - there will be no lustre-lite-utils package.
 217
 218   --xen
 219     Builds a Xen domX kernel.
 220
 221   --set-value
 222     Sets a variable to a given value.
 223
 224 EOF
 225
 226 #   list_targets
 227
 228     fatal "$1" "$2"
 229 }
 230
 231 # canonicalize a relative path to a file
 232 canon_filepath() {
 233     local PATH="$1"
 234
 235     if [ ! -f "$PATH" ]; then
 236         return 1
 237     fi
 238
 239     local FILE=${PATH##*/}
 240     local DIR=${PATH%/*}
 241
 242     echo $(canon_path "$DIR")/$FILE
 243     return 0
 244 }
 245
 246 # canonicalize a relative path to a dir
 247 canon_path() {
 248     local PATH="$1"
 249
 250     if [ ! -d "$PATH" ]; then
 251         return 1
 252     fi
 253
 254     pushd "$PATH" >/dev/null || return 1
 255     local CANONPATH=$PWD
 256     popd >/dev/null
 257
 258     echo "$CANONPATH"
 259     return 0
 260 }
 261
 262 check_options() {
 263
 264     if [ -z "$LUSTRE" -o ! -r "$LUSTRE" ]; then
 265         usage 1 "Could not find Lustre source tarball '$LUSTRE'."
 266     fi
 267
 268     if [ -z "$DISTRO" ] ; then
 269         DISTRO=$(autodetect_distro)
 270         # remove minor version only for rhel and oel
 271         [[ $DISTRO =~ "el-" ]] && DISTRO=${DISTRO%%.*}
 272         # remove separator
 273         DISTRO=${DISTRO/-/}
 274     fi
 275
 276     if [ -z "$LINUX" ]; then
 277         [ "$KERNELDIR" -o "$KERNELTREE" ] || \
 278             usage 1 "A kernel directory must be specified with --kerneldir or --kerneltree."
 279
 280         [ -d "$KERNELDIR" -o -d "$KERNELTREE" ] || \
 281             usage 1 "$KERNELDIR and $KERNELTREE are not a directory."
 282
 283         [ "$TARGET" ] || TARGET=$(autodetect_target "$DISTRO")
 284 #       TARGET_FILE="$TOPDIR/lustre/kernel_patches/targets/$TARGET.target"
 285 #       [ -r "$TARGET_FILE" ] || \
 286 #               usage 1 "Target '$TARGET' was not found."
 287     fi
 288
 289     case $TARGET in
 290         2.6-rhel6)
 291             CANONICAL_TARGET="rhel6"
 292             ;;
 293         2.6-rhel5)
 294             CANONICAL_TARGET="rhel5"
 295             ;;
 296         2.6-rhel4)
 297             CANONICAL_TARGET="rhel-2.6"
 298             ;;
 299         2.6-suse)
 300             CANONICAL_TARGET="sles-2.6"
 301             ;;
 302         2.6-sles10)
 303             CANONICAL_TARGET="sles10-2.6"
 304             ;;
 305         2.6-sles11 | 3.0-sles11)
 306             CANONICAL_TARGET="sles11"
 307             ;;
 308         2.6-oel5)
 309             CANONICAL_TARGET="oel5"
 310             ;;
 311         hp_pnnl-2.4)
 312             CANONICAL_TARGET="hp-pnnl-2.4"
 313             ;;
 314         2.6-vanilla \
 315             | suse-2.4.21-2 \
 316             | rh-2.4 \
 317             | rhel-2.4 \
 318             | sles-2.4 \
 319             | 2.6-patchless)
 320                 CANONICAL_TARGET="$TARGET"
 321                 ;;
 322     esac
 323
 324     local timestampnodig=$(echo $TIMESTAMP | sed -e s/[0-9]*//g)
 325     [ "$timestampnodig" = "" ] || TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 326     local timestamplength="${#TIMESTAMP}"
 327     if [ $timestamplength -eq 12 ]; then
 328         TIMESTAMP="${TIMESTAMP}00"
 329     elif [ $timestamplength -ne 14 ]; then
 330         TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 331     fi
 332
 333     RPMBUILD=$(which rpmbuild 2>/dev/null | head -1)
 334     if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 335         RPMBUILD=$(which rpm 2>/dev/null | head -1)
 336         if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 337             usage 1 "Could not find binary for making rpms (tried rpmbuild and rpm)."
 338         fi
 339     fi
 340
 341     if [ -n "$CCACHE" ]; then
 342         which "$DISTCC" &>/dev/null && export DISTCC RPM_BUILD_NCPUS
 343
 344         if which "$CCACHE" &>/dev/null; then
 345             local ccache=$(which "$CCACHE")
 346             local bindir="$TOPDIR/bin"
 347
 348             if [ ! -d $bindir ]; then
 349                 mkdir -p $bindir || fatal 1 "error trying to create $bindir"
 350             else
 351                 rm ${bindir}/* > /dev/null 2>&1 || true
 352             fi
 353             ln -s "$ccache" ${bindir}/ccache
 354             ln -s "$ccache" ${bindir}/cc
 355             ln -s "$ccache" ${bindir}/$CC
 356             export PATH=$bindir:$PATH
 357             export CCACHE && export CC="ccache $CC"
 358             # zero the cache so we can see how effective we are being with it
 359             echo -n "ccache "
 360             ccache -z
 361
 362             # get some ccache stats when we are done
 363             push_exit_trap '[ -n "$CCACHE" ] && ccache -s' "ccache_summary"
 364             # should remove the ccache trap if lbuild is interrupted
 365             trap 'echo "Received an INT TERM or HUP signal, terminating."; delete_exit_trap "ccache_summary"; exit 1' INT TERM HUP
 366         fi
 367     fi
 368
 369     return 0
 370
 371 }
 372
 373 # compare two versions $1 and $2. if $1 < $2, return 0 otherwise return 1.
 374 compare_version () {
 375     [[ $1 == $2 ]] && return 1
 376     local IFS=.
 377     local i val1=($1) val2=($2)
 378
 379     # padding zero to val1 if it needs
 380     for ((i=${#val1[@]}; i<${#val2[@]}; i++)); do
 381         val1[i]=0
 382     done
 383     for ((i=0; i<${#val1[@]}; i++)); do
 384         [[ -z ${val2[i]} ]] && return 1
 385
 386         if [[ ${val1[i]} < ${val2[i]} ]]; then
 387             return 0
 388         elif [[ ${val1[i]} > ${val2[i]} ]]; then
 389             return 1
 390         fi
 391     done
 392 }
 393
 394 uniqify() {
 395
 396     echo $(echo "$*" | xargs -n 1 | sort -u)
 397
 398 }
 399
 400 fetch_url() {
 401     local url="$1"
 402     local target="$2"
 403
 404     local rc=0
 405     if which wget >/dev/null 2>&1; then
 406         if ! wget -nv "$url" -O "$target"; then
 407             rc=${PIPESTATUS[0]}
 408         fi
 409     elif which curl >/dev/null 2>&1; then
 410         if ! curl -L -s -o "$target" "$url"; then
 411             rc=${PIPESTATUS[0]}
 412         fi
 413     else
 414         fatal 1 "Could not find either wget or curl to fetch URLs."
 415     fi
 416
 417     return $rc
 418
 419 }
 420
 421 download_srpm() {
 422     local target=$1
 423     local srpm=$2
 424     local force="${3:-false}"
 425
 426     if $force || [ ! -r "$KERNELDIR/$srpm" ] ||
 427        [ ! -s "$KERNELDIR/$srpm" ]; then
 428         if $DOWNLOAD; then
 429             local location="http://downloads.lustre.org/public/kernels/$target/old"
 430             # get the location from a distro specific method if it exists
 431             if type -p kernel_srpm_location; then
 432                 location=$(kernel_srpm_location)
 433             fi
 434             echo "Downloading $location/$srpm..."
 435             if ! fetch_url "$location/$srpm" "$KERNELDIR/$srpm" 2>&1 ||
 436                [ ! -s "$KERNELDIR/$srpm" ]; then
 437                 rm -f $KERNELDIR/$srpm
 438                 # punt to a distro specific method if it exists
 439                 if ! type -p download_srpm-$DISTRO; then
 440                     fatal 1 "Could not download target $target's kernel SRPM $srpm from $location."
 441                 else
 442                     if ! download_srpm-$DISTRO "$target" "$srpm" "$force"; then
 443                         fatal 1 "Could not download target $target's kernel SRPM $srpm using download_srpm-$DISTRO."
 444                     fi
 445                 fi
 446             fi
 447         else
 448             fatal 1 "$srpm not found in directory $KERNELDIR."
 449         fi
 450     fi
 451
 452 }
 453
 454 download_file() {
 455     local from="$1"
 456     local to="$2"
 457     local force="$3"
 458
 459     local file=${from##*/}
 460
 461     if [ -d $to ]; then
 462         to="$to/$file"
 463     fi
 464
 465     local semaphore="$to-downloading"
 466
 467     is_downloading() {
 468         if [ ! -f $semaphore ]; then
 469             return 1
 470         fi
 471
 472         # make sure the download has not been aborted
 473         local now=$(date +%s)
 474         local file_mtime=$(stat -c %Y "$to")
 475         local staleness=$((now - file_mtime))
 476         # let's assume an active download will write at least once a minute
 477         if [ $staleness -gt 60 ]; then
 478             return 1
 479         fi
 480
 481         return 0
 482     }
 483
 484     is_downloaded() {
 485         # if the semaphore file exists, the file is either still downloading
 486         # or a download was aborted and we cannot trust the target file
 487         if [ -f $semaphore ]; then
 488             return 1
 489         fi
 490
 491         if ! is_downloading && [ -r "$to" ] && [ -s "$to" ]; then
 492             return 0
 493         fi
 494
 495         return 1
 496     }
 497
 498     if $force || ! is_downloaded; then
 499         if is_downloading; then
 500             echo "Somebody else is downloading $from..."
 501             while is_downloading; do
 502                 echo "Waiting for $to to finish downloading"
 503                 sleep 60
 504             done
 505             if is_downloaded; then
 506                 return 0
 507             else
 508                 echo "The download we were waiting for seems to have been aborted"
 509             fi
 510
 511         fi
 512
 513         if $DOWNLOAD; then
 514             echo "Downloading $from..."
 515             # flag others so they don't try to download also
 516             push_exit_trap "rm -f $to $semaphore" "download"
 517             touch $semaphore
 518             if ! fetch_url "$from" "$to" || [ ! -s "$to" ]; then
 519                 # the trap will remove the files via the fatal below
 520                 fatal 1 "Could not download ${to##*/} from ${from%/*}/."
 521             fi
 522             rm -f $semaphore
 523             delete_exit_trap "download"
 524         else
 525             fatal 1 "${to##*/} not found in directory ${to%/*}."
 526         fi
 527     fi
 528
 529     return 0
 530
 531 }
 532
 533 download_ofed() {
 534     local force="${1:-false}"
 535
 536     if [ -z "$OFED_VERSION" -o "$OFED_VERSION" = "inkernel" ]; then
 537         return 0
 538     fi
 539
 540     local OFED_BASE_VERSION=$OFED_VERSION
 541     if [[ $OFED_VERSION = *.*.*.* ]]; then
 542         OFED_BASE_VERSION=${OFED_VERSION%.*}
 543     fi
 544
 545     local location="http://www.openfabrics.org/downloads/OFED/ofed-${OFED_BASE_VERSION}/"
 546
 547     if [[ $OFED_VERSION = *-[rR][cC][0-9] ]]; then
 548         local Mmv
 549         Mmv=${OFED_VERSION%%-[rR][cC][0-9]}
 550         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}/"
 551     fi
 552
 553     if [[ $OFED_VERSION = daily-* ]]; then
 554         local Mmv daily
 555         OFED_VERSION=${OFED_VERSION/daily-/}
 556         Mmv=${OFED_VERSION%%-*}
 557         daily=${OFED_VERSION##$Mmv-}
 558         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}-daily/"
 559         # find the filename for the version for the date specified
 560         OFED_VERSION=$(curl -s "$location" | sed -nre "/${daily}-/s/.*href=\"OFED-(${Mmv//./\\.}-${daily}-[0-9]{4,4}).tgz.*$/\1/p" | tail -1)
 561         if [ -z "$OFED_VERSION" ]; then
 562             fatal 1 "Could not determine the filename of the OFED snapshot for ${daily}"
 563         fi
 564     fi
 565
 566     local file="OFED-${OFED_VERSION}.tgz"
 567     download_file "$location/$file" "$KERNELTREE" "$force"
 568
 569 }
 570
 571 parse_mpss_info() {
 572     local file="$1"
 573     local build="$2"
 574     local distro="$3"
 575
 576     [ -r "$file" ] || fatal 1 "Could not find MPSS info file"
 577
 578     # convert to MPSS distro naming
 579     distro=${distro/sles/suse}
 580     distro_name=${distro%%-*}
 581
 582     # extract links from MPSS info file
 583     local urls=$(cat "$file" | \
 584         tr -d '\t\r\n' | sed -e 's?\(</[a-zA-Z]*>\)?\1\n?g' | \
 585         grep '.intel.com/' | \
 586         sed -e 's/^.*[hH][rR][eE][fF]="\([^>"]\+\)".*$/\1/g' | \
 587         grep '.tar')
 588     local res2=""
 589     local res3=""
 590     for url in $urls; do
 591         # Try to match with MPSS 3.1 distro package
 592         if [[ $url =~ mpss-[0-9].[0-9]-$distro.tar ]]; then
 593             local bid=${url##*mpss-}
 594             bid="${bid%%-$distro.tar}.0-0"
 595             if [ -z "$build" ]; then
 596                 res3="$bid"
 597             elif [ "$build" = "$bid" ]; then
 598                 res3="$res3 $url"
 599             fi
 600         # Try to match with MPSS 3.1 source package
 601         elif [[ $url =~ mpss-src-[0-9].[0-9].tar ]]; then
 602             local bid=${url##*mpss-src-}
 603             bid="${bid%%.tar}.0-0"
 604             if [ -z "$build" ]; then
 605                 res3="$bid"
 606             elif [ "$build" = "$bid" ]; then
 607                 res3="$res3 $url"
 608             fi
 609         # Try to match with MPSS 3.1 cross compiler package
 610         elif [[ $url =~ mpss-[0-9].[0-9]-k1om.tar ]]; then
 611             local bid=${url##*mpss-}
 612             bid="${bid%%-k1om.tar}.0-0"
 613             if [ -z "$build" ]; then
 614                 res3="$bid"
 615             elif [ "$build" = "$bid" ]; then
 616                 res3="$res3 $url"
 617             fi
 618         # Try to match with MPSS 2.1 source package
 619         elif [[ $url =~ _src-[0-9].[0-9].[0-9]*-[0-9]*_$distro_name.tar ]]; then
 620             local bid=${url##*_src-}
 621             bid=${bid%%_$distro_name.tar}
 622             if [ -z "$build" ]; then
 623                 res2="$bid"
 624             elif [ "$build" = "$bid" ]; then
 625                 res2="$res2 $url"
 626             fi
 627         fi
 628     done
 629
 630     if [ -z "$build" ]; then
 631         # return a last version of MPSS
 632         if [ -n "$res3" ]; then
 633             echo "$res3"
 634         else
 635             echo "$res2"
 636         fi
 637     elif [ "${build%%.*}" = "3" ]; then
 638         local ver=${build%.*}
 639         local bid=${build%%-*}
 640         bid=${bid##$ver.}
 641         if [ $bid -eq 0 ]; then
 642             # return URLs from MPSS info file
 643             echo "$res3"
 644         else
 645             # return URLs from internal site with MPSS builds
 646             # kernel sources:
 647             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/builds/mpss/rc"}/$bid/release/knightscorner/package/mpss-src-$ver.tar"
 648             # kernel configs:
 649             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/builds/mpss/rc"}/$bid/release/knightscorner/package/mpss-$ver-k1om.tar"
 650             # OFED headers:
 651             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/builds/mpss/rc"}/$bid/release/knightscorner/package/mpss-$ver-$distro.tar"
 652         fi
 653     else
 654         # return URLs from MPSS info file
 655         echo "$res2"
 656     fi
 657 }
 658
 659 # Get public information about last releases of
 660 # Intel Manycore Platform Software Stack (MPSS)
 661 download_mpss_info() {
 662     local file="$1"
 663     local force="${2:-true}"
 664     local url=${MPSS_URL:-"http://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss"}
 665
 666     download_file "$url" "$file" "$force"
 667 }
 668
 669 download_mpss() {
 670     local file="$1"
 671     local force="${2:-false}"
 672     local urls=$(parse_mpss_info "$file" ${MPSS_VERSION} ${MPSS_DISTRO})
 673
 674     [ -z "$urls" ] && fatal 1 "Could not determine the URLs of MPSS $MPSS_VERSION"
 675
 676     # force re-download if build number is zero
 677     [[ $MPSS_VERSION = [0-9].[0-9].0-0 ]] && force=true
 678
 679     local url
 680     local i=0
 681     for url in $urls; do
 682         file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
 683         download_file "$url" "$file" "$force"
 684         i=$((i+1))
 685     done
 686 }
 687
 688 load_target() {
 689
 690     EXTRA_VERSION_save="$EXTRA_VERSION"
 691     for patchesdir in "$EXTERNAL_PATCHES" \
 692                       "$TOPDIR/lustre/lustre/kernel_patches"; do
 693         TARGET_FILE="$patchesdir/targets/$TARGET.target"
 694         [ -r "$TARGET_FILE" ] && break
 695     done
 696     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
 697
 698     echo "Loading target config file $TARGET.target..."
 699
 700     # if the caller specified an OFED_VERSION it should override whatever
 701     # the target file specifies
 702     local env_OFED_VERSION="$OFED_VERSION"
 703
 704     . "$TARGET_FILE"
 705
 706     if [ -n "$env_OFED_VERSION" ]; then
 707         OFED_VERSION="$env_OFED_VERSION"
 708     fi
 709
 710     # doesn't make any sense to build OFED for xen domX's
 711     if $XEN; then
 712         OFED_VERSION=""
 713     fi
 714
 715     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
 716     #       go away and the target just specify the $RPMSMPTYPE
 717     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
 718
 719     # CC might have been overwriten in TARGET_FILE
 720     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
 721         export CCACHE && export CC="ccache $CC"
 722     fi
 723
 724     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
 725         KERNELDIR="$KERNELTREE/${lnxmaj}"
 726         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
 727     fi
 728
 729     # verify the series is available
 730     if [ "$SERIES" ]; then
 731         for series in $SERIES; do
 732             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 733                 [ -r "$patchesdir/series/$series" ] && continue 2
 734             done
 735             fatal 1 "Target $TARGET's series $SERIES could not be found.\nSearched:\n\t$EXTERNAL_PATCHES/series\n\t$TOPDIR/lustre/lustre/kernel_patches/series."
 736         done
 737     fi
 738
 739     # set the location of the .config file
 740     local XENPOSTFIX=""
 741     if $XEN; then
 742         XENPOSTFIX="-xen"
 743     fi
 744
 745     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
 746         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
 747     fi
 748
 749     local lnxrelnew=${lnxrel//-/_}
 750
 751     # remember the EXTRA_VERSION before we diddle it here
 752     # XXX - we really should not diddle with any values read in from the
 753     #       target file.  if we want to modify a value, we should create
 754     #       a new variable.
 755     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
 756
 757     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
 758         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
 759     fi
 760
 761     if [ "$EXTRA_VERSION_save" ]; then
 762         EXTRA_VERSION="$EXTRA_VERSION_save"
 763     elif ! $RELEASE; then
 764         # if there is no patch series, then this is not a lustre specific
 765         # kernel.  don't make it look like one
 766         if $PATCHLESS || [ -n "$SERIES" ]; then
 767             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
 768             if ! $PATCHLESS && [ -n "$BUILDID" ]; then
 769                 EXTRA_VERSION="${EXTRA_VERSION}.${BUILDID}"
 770             fi
 771         fi
 772     fi
 773     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
 774
 775     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
 776
 777     BUILD_ARCHS=
 778     for arch in $(uniqify "$ALL_ARCHS"); do
 779         if [ -z "$TARGET_ARCHS" ] ||
 780            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
 781             BUILD_ARCHS="$BUILD_ARCHS $arch"
 782         fi
 783     done
 784     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
 785     echo "Building for: $BUILD_ARCHS"
 786 }
 787
 788 tarflags() {
 789     local file="$1"
 790
 791     case "$file" in
 792         '')
 793             fatal 1 "tarflags(): File name argument missing."
 794             ;;
 795         *.tar.gz | *.tgz)
 796             echo 'zxf'
 797             ;;
 798         *.tar.bz2)
 799             echo 'jxf'
 800             ;;
 801         *.tar)
 802             echo 'xf'
 803             ;;
 804         *)
 805             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
 806             ;;
 807     esac
 808
 809 }
 810
 811 untar() {
 812     local tarfile="$1"
 813     shift
 814     local extractfile="$@"
 815
 816     echo "Untarring ${tarfile##*/}..."
 817     tar $(tarflags "$tarfile") "$tarfile" $extractfile
 818
 819 }
 820
 821 unpack_ofed() {
 822
 823     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
 824         return 1
 825     fi
 826     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
 827
 828 }
 829
 830 unpack_lustre() {
 831
 832     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
 833     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
 834
 835 }
 836
 837 unpack_mpss() {
 838
 839     [ -d mpss ] && return 0
 840
 841     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
 842         local ver=${MPSS_VERSION%.*}
 843         local file
 844         local i
 845         for i in $(seq 0 9); do
 846             file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
 847             if [ -r "$file" ]; then
 848                 untar "$file" \
 849                     "mpss-$ver/*/linux-*.tar.bz2" \
 850                     "mpss-$ver/*/kernel-dev-*.rpm" \
 851                     "mpss-$ver/*/ofed-driver-*-devel-*.rpm"
 852             fi
 853         done
 854         # Extract kernel configs
 855         file=$(find mpss-$ver -type f -path "*/kernel-dev-*.rpm")
 856         if ! rpm2cpio "$file" | cpio -idm; then
 857             echo "Error extracting MPSS kernel configs"
 858             return 1
 859         fi
 860         # Unpack kernel sources
 861         file=$(find mpss-$ver -type f -path "*/linux-*.tar.bz2")
 862         if ! untar "$file"; then
 863             echo "Error unpacking MPSS kernel sources"
 864             return 1
 865         fi
 866         # Extract OFED headers
 867         file=$(find mpss-$ver -type f -path "*/ofed-driver-*-devel-*.rpm")
 868         if ! rpm2cpio "$file" | cpio -idm; then
 869             echo "Error extracting MPSS OFED headers"
 870             return 1
 871         fi
 872         # Remove unpacked archives to save space
 873         rm -rf mpss-$ver
 874         # Make link to MPSS kernel sources
 875         ln -sf linux-* mpss
 876     else
 877         local dir="mpss-${MPSS_VERSION}-${MPSS_DISTRO%%-*}"
 878
 879         mkdir $dir || return 255
 880         pushd $dir >/dev/null || return 255
 881         if ! untar "$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part0.tar" "*/gpl/*full_src*"; then
 882             popd >/dev/null
 883             rm -rf $dir
 884             echo "Error unpacking MPSS tarball 1"
 885             return 1
 886         fi
 887         local file=$(find . -type f -path "*/gpl/*full_src*")
 888         if ! untar "$file"; then
 889             popd >/dev/null
 890             rm -rf $dir
 891             echo "Error unpacking MPSS tarball 2"
 892             return 1
 893         fi
 894         popd >/dev/null
 895         ln -sf $dir mpss
 896     fi
 897
 898 }
 899
 900 do_patch_linux() {
 901
 902     local do_patch=${1:-true}
 903
 904     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
 905     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
 906     $do_patch && pushd linux >/dev/null
 907     for series in $SERIES; do
 908         echo -n "Applying series $series:"
 909         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 910             [ -r "$patchesdir/series/$series" ] || continue
 911             SERIES_FILE="$patchesdir/series/$series"
 912             for patch in $(<"$SERIES_FILE"); do
 913                 echo -n " $patch"
 914                 PATCH_FILE="$patchesdir/patches/$patch"
 915                 [ -r "$PATCH_FILE" ] || \
 916                     fatal 1 "Patch $patch does not exist in Lustre tree."
 917                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
 918                     rm -f $FULL_PATCH
 919                     fatal 1 "Error adding patch $patch to full patch."
 920                 }
 921                 if $do_patch; then
 922                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
 923                         rm -f $FULL_PATCH
 924                         fatal 1 "Error applying patch $patch."
 925                     }
 926                 fi
 927             done
 928             break
 929         done
 930         echo
 931     done
 932     $do_patch && popd >/dev/null
 933     echo "Full patch has been saved in ${FULL_PATCH##*/}."
 934
 935 }
 936
 937 build_lustre() {
 938     local linux="$1"
 939     local linuxobj="$2"
 940
 941     cp "$LUSTRE" SOURCES
 942
 943     pushd lustre >/dev/null
 944
 945     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
 946     local targets arch
 947     for arch in $BUILD_ARCHS; do
 948         targets="--target $arch $targets"
 949     done
 950
 951     local confoptions=""
 952
 953     if $PATCHLESS; then
 954         confoptions="$confoptions --disable-server"
 955     fi
 956
 957     local rpmbuildopt='-tb'
 958     if $NORPM; then
 959         rpmbuildopt='-tc'
 960         echo NORPM mode. Only compiling.
 961     fi
 962
 963     # If server we now build the spl and zfs modules against the lustre kernel.
 964     # These are required prior to the building of lustre server. Client does
 965     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
 966     # line above so is at least consistant.
 967     if [ $PATCHLESS == false ] && [ "x$ZFSNOTSUPPORTED" == "x" ]; then
 968         if ! build_spl_zfs; then
 969             popd >/dev/null # pushd lustre
 970             return 255
 971         fi
 972     fi
 973
 974     if $PATCHLESS; then
 975         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
 976         if [ -n "$CROSS_SUFFIX" ]; then
 977             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
 978         fi
 979     fi
 980
 981     # ditto for the lustre-tests boolean
 982     if ! $LUSTRE_TESTS; then
 983         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
 984     fi
 985
 986     if ! $IOKITRPM; then
 987         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
 988     fi
 989
 990     local osd_zfs=""
 991     if $OSDZFSRPM; then
 992         osd_zfs="yes"
 993     fi
 994
 995     local osd_ldiskfs=""
 996     if $OSDLDISKFSRPM; then
 997         osd_ldiskfs="yes"
 998     fi
 999
1000     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
1001     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args $confoptions ${CONFIGURE_FLAGS}\""
1002     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1003     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1004     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1005     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1006
1007     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1008         ${osd_zfs:+--with zfs} \
1009         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1010         fatal 1 "Error building rpms for $BUILD_ARCHS."
1011
1012     if $DO_SRC; then
1013         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1014             popd >/dev/null
1015             return 255
1016         fi
1017     fi
1018     popd >/dev/null
1019
1020 }
1021
1022 ###
1023 # build_spl_zfs
1024 #
1025 # Fetch spl/zfs from the git repo and prepare for lustre build
1026 #
1027 # Overrides:
1028 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1029 #   SPLZFSTAG     - Tag to checkout of clone repositories
1030 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1031 #
1032 # return 0 if successful, else 255
1033 build_spl_zfs() {
1034     # make sure the RPM build environment is set up
1035     pushd $TOPDIR
1036     create_rpmbuild_dirs
1037     popd
1038
1039     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1040     # destination for the rpms
1041     export RPM_BUILD_ROOT=$TOPDIR
1042     SPLZFSVER=${SPLZFSVER:-0.6.2}
1043     SPLZFSTAG=${SPLZFSTAG:-upstream-master}
1044
1045     # The files expect a kver to be set to the kernel version .
1046     local kver=$(find_linux_release)
1047
1048     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1049     local pkg
1050     for pkg in spl zfs; do
1051
1052         local rpmpkg
1053
1054         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1055
1056         # need to fetch the repo in order to build it.
1057         # default to github but allow override
1058         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1059
1060         pushd $pkg || return 255
1061         if [ -n "$SPLZFSTAG" ]; then
1062             git checkout $SPLZFSTAG
1063         else
1064             git checkout -b lbuild $pkg-$SPLZFSVER
1065         fi
1066
1067         # This differentiates between older zfs versions
1068         if [ -f $pkg-modules.spec.in ]; then
1069             rpmpkg=$pkg-modules
1070             specdir=.
1071             speclist="$pkg.spec $rpmpkg.spec"
1072         else
1073             rpmpkg=kmod-$pkg-devel
1074             specdir=rpm/generic
1075             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1076         fi
1077
1078         sh autogen.sh || return 255
1079
1080         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1081                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1082             ! make dist 2>&1; then
1083             popd
1084             return 255
1085         fi
1086         popd
1087
1088         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1089            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1090         if [ -f $pkg/scripts/kmodtool ]; then
1091             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1092         fi
1093
1094         local rpmb
1095         if $DO_SRC; then
1096             rpmb=-ba
1097         else
1098             rpmb=-bb
1099         fi
1100
1101         # set search dir for our own kmodtool to find correct
1102         # directories
1103         export KERNELSOURCE=$(dirname ${LINUX})
1104         # Manually build rpms
1105         for spec in $speclist; do
1106             echo "Building RPMs from $pkg/$specdir/$spec"
1107             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1108                 --nodeps -v \
1109                 --define "require_kdir ${LINUX}" \
1110                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1111                 ${spldir:+--define "require_spldir ${spldir}"} \
1112                 --define "kver $kver" \
1113                 --define "kernels $kver" \
1114                 --define "_tmppath /var/tmp" \
1115                 --define "kernelbuildroot $TOPDIR/reused" \
1116                 --define "_topdir $TOPDIR" 2>&1; then
1117                 return 255
1118             fi
1119         done
1120
1121 #       $DO_SRC && mv $pkg*.src.rpm $TOPDIR/SRPMS/
1122 #       mv $pkg*.noarch.rpm $TOPDIR/RPMS/noarch/
1123 #       mv *$pkg*.$TARGET_ARCH.rpm $TOPDIR/RPMS/$(basearch $TARGET_ARCH)/
1124
1125         # We have built the rpms for the package. Now we need to extract the
1126         # contained files so we can build further things against them
1127         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1128
1129         # cpio only extract to pwd so we need to go there.
1130         pushd $TOPDIR
1131         local rpm
1132         for rpm in $rpms; do
1133             rpm2cpio $rpm | cpio -id
1134         done
1135
1136         if [ "$pkg" == "zfs" ]; then
1137             mkdir -p $TOPDIR/zfsdevel
1138             pushd $TOPDIR/zfsdevel
1139             # We also need to extract zfs-devel rpm
1140             local devel_rpm=$(ls -1 $TOPDIR/RPMS/*/$pkg-devel-*.rpm)
1141             rpm2cpio $devel_rpm | cpio -id
1142             popd
1143             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR/zfsdevel ${CONFIGURE_FLAGS}"
1144         fi
1145         popd
1146
1147         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1148         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1149     done
1150
1151     OSDZFSRPM=true
1152
1153     return 0
1154 }
1155
1156 prepare_mpss() {
1157
1158     pushd mpss >/dev/null || return 255
1159     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
1160         cp -f ../boot/config-* .config
1161         if ! make ARCH=k1om silentoldconfig ; then
1162             popd >/dev/null
1163             return 1
1164         fi
1165         if ! make ARCH=k1om modules_prepare ; then
1166             popd >/dev/null
1167             return 1
1168         fi
1169         cp -f ../boot/Module.symvers-* Module.symvers
1170     else
1171         if ! make defconfig-miclinux; then
1172             popd >/dev/null
1173             return 1
1174         fi
1175         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1176             popd >/dev/null
1177             return 1
1178         fi
1179     fi
1180     popd >/dev/null
1181
1182 }
1183
1184 stage() {
1185
1186     [ "$STAGEDIR" ] || return 0
1187
1188     for arch in $BUILD_ARCHS; do
1189         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1190         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1191         mkdir -p "${rpmdir}"
1192         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1193         if [ -d RPMS/noarch ]; then
1194             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1195         fi
1196     done
1197
1198     cp -v "$LUSTRE" "$STAGEDIR"
1199
1200 }
1201
1202 set_rpm_smp_type() {
1203
1204     local infact_arch="${TARGET_ARCH}"
1205
1206     RPMSMPTYPE=""
1207     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1208
1209     local smp_type
1210     for smp_type in $SMP_ARCHS; do
1211         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1212     done
1213
1214     for smp_type in $BIGSMP_ARCHS; do
1215         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1216     done
1217
1218     for smp_type in $PPC64_ARCHS; do
1219         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1220     done
1221
1222     for smp_type in $DEFAULT_ARCHS; do
1223         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1224     done
1225
1226 }
1227
1228 # This function takes a linux include tree and digs out the linux release
1229 # from it. It is never called directly, only called from the distro
1230 # specific function find_linux_release() in lbuild-{rhel,sles}.
1231 _find_linux_release() {
1232     local SRC="$1"
1233     local LINUXRELEASEHEADER=""
1234
1235     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1236     if [ -s $SRC/include/generated/utsrelease.h ]; then
1237         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1238     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1239         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1240     fi
1241
1242     if [ ! -s $LINUXRELEASEHEADER ]; then
1243         fatal 1 "could not find UTS_RELEASE"
1244     fi
1245
1246     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1247 }
1248
1249 # unpack kernel(/source/devel) RPM
1250 #
1251 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1252 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1253 # contain a list of arches for which rpmbuild commands (including the one for
1254 # lustre itself)
1255 unpack_linux_devel_rpm() {
1256     local kernelrpm="${1}"
1257
1258     [ -f "$kernelrpm" ] || return 255
1259     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1260
1261     pushd $TOPDIR/reused &>/dev/null || return 255
1262
1263     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1264         return 255
1265     fi
1266
1267     # call a distro specific hook, if available
1268     if type -p unpack_linux_devel_rpm-$DISTRO; then
1269         if ! unpack_linux_devel_rpm-$DISTRO "$kernelrpm"; then
1270             return 255
1271         fi
1272     fi
1273
1274     popd &>/dev/null
1275
1276     find_linux_devel_paths $TOPDIR/reused
1277
1278     return 0
1279
1280 }
1281
1282 build_kernel_ib() {
1283     local linux="$1"
1284     local kib_prefix="$2"
1285     local kib_rpm="$3"
1286
1287     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1288     local K_SRC="K_SRC"
1289     # ofed 1.3 had a bug in the rpm spec
1290     if [ "$OFED_VERSION" = "1.3" ]; then
1291         K_SRC="KSRC"
1292     fi
1293
1294     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-sdp-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1295     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod"
1296
1297     if compare_version $OFED_VERSION 3.0; then
1298         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1299     else
1300         OFED_HARDWARE="$OFED_HARDWARE --with-cxgb4-mod"
1301     fi
1302
1303     # some I/B drivers are architecture dependent and kernel-ib's configure
1304     # does not figure it out for us ~sigh~
1305     case "$TARGET_ARCH" in
1306         ppc64)
1307             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1308             ;;
1309     esac
1310     # we're no longer shipping the OFED iSCSI target
1311     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1312     OFED_ISCSI="--with-srp-mod"
1313     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1314     ##kernels >= 2.6.30)
1315     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1316     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1317     #fi
1318
1319     # assume we are just rebuilding the SRPM
1320     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1321     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1322
1323     # but switch to building from the SPEC if we need to apply patches
1324     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1325         BUILD_TYPE="-bb"
1326         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1327         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1328         local file ed_fragment1 ed_fragment2 n=1
1329         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1330             ed_fragment1="$ed_fragment1
1331 Patch$n: ${file%%*/}"
1332             ed_fragment2="$ed_fragment2
1333 %patch$n -p0"
1334             cp $file ${TOPDIR}/SOURCES
1335             let n=$n+1
1336         done
1337         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1338             # Only apply the ed-scripts that should be used for the canonical target
1339             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1340             # convention
1341             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1342             # To apply the same change to multiple canonical target simply specify
1343             # a list of colon separated canoncial target names in the file name.
1344             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1345                                    -e ":${CANONICAL_TARGET}.ed$"
1346             if [ $? -eq 0 ] ; then
1347                 ed_fragment3="$ed_fragment3
1348 $(cat $file)"
1349                 let n=$n+1
1350             fi
1351         done
1352
1353         if [ $n -gt 1 ]; then
1354             ed $SOURCE <<EOF
1355 /^Source: /a
1356 $ed_fragment1
1357 .
1358 /^%setup /a
1359 $ed_fragment2
1360 .
1361 $ed_fragment3
1362 wq
1363 EOF
1364         fi
1365     fi
1366
1367     local linuxrelease=$(find_linux_release)
1368     if compare_version $OFED_VERSION 3.0; then
1369         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1370     fi
1371     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1372                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1373                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1374                   --define "KVERSION ${linuxrelease}" \
1375                   --define "$K_SRC ${linux}" \
1376                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1377                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1378                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1379                   ${SOURCE} 2>&1; then
1380         fatal 1 "Error building ${kib_rpm}"
1381     fi
1382
1383 }
1384
1385 store_for_reuse() {
1386     local articles="$1"
1387     local module="$2"
1388     local location="$3"
1389     local signature="$4"
1390     local use_links="$5"
1391
1392     local linkflag=""
1393     if $use_links; then
1394         linkflag="l"
1395     fi
1396
1397     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1398     if [ -z "$default_iface" ]; then
1399         fatal 1 "Failed to determine the default route interface"
1400     fi
1401     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1402     if [ -z "$unique_id" ]; then
1403         fatal 1 "Failed to determine a unique id from interface $default_interface"
1404     fi
1405
1406     local finallocation="$location"/"$signature"/"$module"
1407     location="$location"/"$signature-${unique_id}"/"$module"
1408     mkdir -p "$location"
1409     # the cleanup script removes any directory that doesn't have a
1410     # .lastused, so let's try to prevent that as soon as we can
1411     # this solution still slightly racy with the cleanup script
1412     # but the race is a lot tighter now
1413     touch -t 197001010000 "$location/.lastused"
1414     ## use eval/echo here to make sure shell expansions are performed
1415     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1416     local article
1417     for article in $(eval echo $articles); do
1418         if ! cp -a${linkflag} "$article" "$location"; then
1419             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1420             # rename the cache location so that it's not cached
1421             # product, but is around for analysis
1422             mv "$location"{,-bad-$(date +%s)} ||
1423                 error "failed to clean up a failed cache attempt" \
1424                       "in \"$location\" -- manual cleanup will be" \
1425                       "necessary"
1426             return 1
1427         fi
1428     done
1429
1430     # flag the cache as complete (i.e. in case lbuild was previously
1431     # interrupted while caching)
1432     touch "$location/.lastused"
1433
1434     # put the temporary location into the final location
1435     # (last one wins)
1436     mkdir -p "${finallocation%/*}"
1437     mv "$location" "$finallocation"
1438     rmdir "${location%/*}"
1439     return 0
1440
1441 }
1442
1443 reuse() {
1444     local module="$1"
1445     local dest="$2"
1446     local use_links="${3:-false}"
1447     local signature="$4"
1448
1449     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1450         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1451             # the .lastused flag is populated at the end of the caching to
1452             # signal that the caching was completed.  if that flag is not
1453             # there, then the cache is invalid (and should be removed in fact)
1454             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1455                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1456             return 1
1457         fi
1458
1459         # so that we know how stale this entry is
1460         touch $REUSEBUILD/$signature/$module/.lastused
1461
1462         if $use_links; then
1463             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1464                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1465             fi
1466         else
1467             # copying is pretty heavy
1468             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1469             # do some creative symlinking instead
1470             local dir
1471             for dir in BUILD SRPMS SPECS; do
1472                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1473                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1474                 fi
1475             done
1476             # sources have to be copied by file because we need SOURCES to
1477             # be a dir we can write into
1478 # could overrun ls's arg list here
1479             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1480             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1481                 xargs ln -t $dest/SOURCES -s
1482
1483             # same for RPMS/* dirs
1484 # could overrun ls's arg list here
1485             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1486             local dir
1487             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1488                 mkdir -p $dest/RPMS/${dir##*/}
1489                 find $dir -type f |
1490                   xargs ln -t $dest/RPMS/${dir##*/} -s
1491             done
1492         fi
1493         return 0
1494     else
1495         return 1
1496     fi
1497 }
1498
1499 basearch() {
1500     local arch="$1"
1501
1502     if [[ $arch = i[3456]86 ]]; then
1503         echo "i386"
1504     else
1505         echo "$arch"
1506     fi
1507
1508 }
1509
1510 build_kernel_with_srpm() {
1511     local outfd=$1
1512
1513     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1514         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1515     fi
1516
1517     # need to generate the patch for this target
1518     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1519
1520     # get an md5sum of the kernel patch + config for reuse check
1521     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1522     #     in BUILD_ARCHS
1523     local release_str
1524     if $RELEASE; then
1525         local release_str="RELEASE=$RELEASE\n"
1526     fi
1527
1528     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1529         local REUSE_SIGNATURE=$({ echo -en $release_str;
1530                                   echo $BUILD_GEN;
1531                                   cat $CONFIG_FILE $TARGET_FILE $FULL_PATCH;
1532                                   cat $LBUILD_DIR/lbuild $LBUILD_DIR/lbuild-${DISTRO}; } |
1533                                 md5sum | cut -d" " -f1)
1534         # see if we can link to the reuse pool
1535         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1536         #       "library"
1537         local CAN_LINK_FOR_REUSE=false
1538         touch $REUSEBUILD/$$
1539         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1540             CAN_LINK_FOR_REUSE=true
1541         fi
1542         rm $REUSEBUILD/$$
1543     fi
1544
1545     # the extra version string to use for the kernel (which might be a reused
1546     # kernel, remember)
1547     local kernel_extra_version=""
1548     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1549                                    "$REUSE_SIGNATURE"; then
1550         # nothing cached, build from scratch
1551         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1552             echo "Downloading kernel SRPM" >&${outfd}
1553             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1554         fi
1555
1556         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1557                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1558             # should we clean this up or leave it for analysis?
1559             #rm -rf $RPMTOPDIR
1560             fatal 1 "Error installing kernel SRPM."
1561         fi
1562
1563         # put the Lustre kernel patch into the RPM build tree
1564         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1565         prepare_and_build_srpm >&${outfd} ||
1566             fatal 1 "failed to prepare_and_build_srpm"
1567
1568         if [ -z "$REUSE_SIGNATURE" ]; then
1569             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1570         else
1571             # store the resulting kernel RPM build tree for future use
1572             echo "Storing the built kernel for future reuse" >&${outfd}
1573             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1574                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1575                                  "$CAN_LINK_FOR_REUSE"; then
1576                 error "Failed to store kernel RPMS for reuse"
1577                 echo "unknown" >&${outfd}
1578                 return 1
1579             fi
1580         fi
1581     fi  # build reuse
1582
1583     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1584     local KERNEL_RPM
1585     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1586         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1587     fi
1588     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1589
1590     # should now have the following RPMs
1591     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1592     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1593     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1594     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1595     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1596
1597     echo $kernel_extra_version
1598     return 0
1599
1600 }
1601
1602 # build OFED
1603 # globals used:
1604 #    TOPDIR
1605 #    REUSEBUILD, USE_BUILD_CACHE
1606 #    CONFIGURE_FLAGS
1607
1608 build_ofed() {
1609     local linux="$1"
1610     local ofed_version="$2"
1611     local kib_prefix
1612     local kib_rpm
1613
1614     # if an ofed version is given, then it means use OFED proper,
1615     # not any vendor specific "inkernel" version
1616     if [ -z "$ofed_version" ]; then
1617         return 0
1618     fi
1619
1620     if [ "$ofed_version" = "inkernel" ]; then
1621         # see if there is a distro specific override for this and use
1622         # that if it exists
1623         # XXX we need to better integrate a distro specific override with
1624         #     the rest of this function so that all of the reuse cache
1625         #     stuff is leveraged given that 80% of this function is reuse
1626         if type -p build_ofed-${DISTRO}; then
1627             local ofed_location
1628             ofed_location=$(build_ofed-${DISTRO} ${STDOUT})
1629             local rc=${PIPESTATUS[0]}
1630             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1631             return $rc
1632         else
1633             return 0
1634         fi
1635     elif compare_version $OFED_VERSION 3.0; then
1636         kib_prefix="ofa_kernel"
1637         kib_rpm="kernel-ib"
1638     else
1639         kib_prefix="compat-rdma"
1640         kib_rpm="compat-rdma"
1641     fi
1642
1643     # build kernel-ib/compat-rdma
1644     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1645         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1646                                   echo "$(find_linux_release;
1647                                   echo "$BUILD_GEN")";
1648                                   cat "${linux}/include/linux/autoconf.h";
1649                                   cat "$LBUILD_DIR/lbuild" ;
1650                                   cat "$LBUILD_DIR/lbuild-${DISTRO}"; } |
1651                                 md5sum | cut -d" " -f1)
1652         # see if we can link to the reuse pool
1653         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1654         #       "library"
1655         local CAN_LINK_FOR_REUSE=false
1656         touch $REUSEBUILD/$$
1657         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1658             CAN_LINK_FOR_REUSE=true
1659         fi
1660         rm $REUSEBUILD/$$
1661     fi
1662
1663     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1664                                    "$REUSE_SIGNATURE"; then
1665         if [ -n "$REUSE_SIGNATURE" ]; then
1666             # stash away the existing built articles for a moment
1667             mkdir bak
1668             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1669             function mv_back {
1670                 pushd bak
1671                 find . | cpio -pudlm ..
1672                 popd
1673                 rm -rf bak
1674             }
1675             create_rpmbuild_dirs
1676         fi
1677         # build it
1678         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1679
1680         if [ -z "$REUSE_SIGNATURE" ]; then
1681             echo "No reuse signature was caculated so not storing the built ofed"
1682         else
1683             # store the resulting RPM build tree for future use
1684             echo "Storing the built ofed for future reuse"
1685             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1686                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1687                                  "$CAN_LINK_FOR_REUSE"; then
1688                 error "Failed to store OFED RPMS for reuse"
1689                 mv_back
1690                 return 1
1691             fi
1692             # put the stuff we stashed away back
1693             mv_back
1694         fi
1695     fi
1696
1697     pushd "$TOPDIR" >/dev/null
1698     rm -rf ${kib_rpm}-devel
1699     mkdir ${kib_rpm}-devel
1700     cd ${kib_rpm}-devel
1701     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1702     # might be present on the file
1703     local linuxrelease=$(find_linux_release)
1704     ofed_version=$(echo $ofed_version |
1705                    sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1706     # FIXME
1707     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1708     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1709     # number, but currectly not. Once OFED fix this in the future release, we
1710     # can remove following filter.
1711     ofed_version=$(echo $ofed_version |
1712                    sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1713     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1714     if ! rpm2cpio < $rpm | cpio -id; then
1715         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1716     fi
1717     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1718     popd >/dev/null
1719
1720 }
1721
1722 build_with_srpm() {
1723
1724     if ! $PATCHLESS; then
1725         local kernel_extra_version
1726         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1727             fatal 1 "Failed to build the kernel from it's SRPM"
1728         fi
1729
1730         for arch in $BUILD_ARCHS; do
1731             local kernel_devel_rpm
1732             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1733                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1734             fi
1735
1736             # install the -devel RPM in preparation for modules builds
1737             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1738                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1739                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1740             fi
1741         done
1742     else
1743         # need to find and unpack the vendor's own kernel-devel for patchless
1744         # client build
1745         local kernelrpm
1746         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1747             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in ${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
1748         fi
1749         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1750             fatal 1 "Could not find the Linux tree in $kernelrpm"
1751         fi
1752     fi
1753
1754     # ~sigh~  have to make copies of and modify some of the rpm
1755     # infrastructure files so that find-requires can find our unpacked
1756     # kernel-devel artifacts
1757     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1758     FIND_REQUIRES="$(pwd)/find-requires"
1759     chmod 755 {symset-table,find-requires{,.ksyms}}
1760     local tmp="$(pwd)"
1761     tmp="${tmp//\//\\/}"
1762     ed find-requires <<EOF
1763 1a
1764 set -x
1765 .
1766 /|.*find-requires.ksyms/s/|/| bash -x/
1767 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1768 wq
1769 EOF
1770     ed find-requires.ksyms <<EOF
1771 1a
1772 set -x
1773 .
1774 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1775 wq
1776 EOF
1777     ed symset-table <<EOF
1778 1a
1779 set -x
1780 .
1781 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1782 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1783 wq
1784 EOF
1785
1786     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1787         fatal 1 "error building OFED"
1788
1789     # now build Lustre
1790     if build_lustre "$LINUX" "$LINUXOBJ"; then
1791         # the build worked.  resolve any symlinked files (i.e. from reuse)
1792         # in RPMS/$arch to real files so that that that huge mess of
1793         # complication known as LTS can copy them yet somewhere else.
1794         # is it any wonder this whole process is so damn so?  anyone ever
1795         # heard of hardlinks?  it's this cool new thing that allows you save
1796         # tons of time and space by creating... well you can go read about
1797         # them if you have not heard about them yet.
1798         # can i say how much the implemenation of all of this really impedes
1799         # RPM reuse?
1800         local dir
1801         for dir in RPMS/*; do
1802             pushd $dir
1803             for file in $(ls); do
1804                 if [ -h $file ]; then
1805                     cp $file foo
1806                     mv foo $file
1807                 fi
1808             done
1809             popd
1810         done
1811         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1812         # as that's where LTS expects to find them
1813         for dir in RPMS/*; do
1814             if [ $dir = RPMS/$TARGET_ARCH ]; then
1815                 continue
1816             fi
1817             pushd $dir
1818             local files=$(ls)
1819             if [ -n "$files" ]; then
1820                 cp -al $files ../$TARGET_ARCH
1821             fi
1822             popd
1823         done
1824     else
1825         return 1
1826     fi
1827
1828 }
1829
1830 create_rpmbuild_dirs() {
1831
1832     [ -d RPMS ] || mkdir RPMS
1833     for arch in $BUILD_ARCHS; do
1834         if [[ $arch = i?86 ]]; then
1835             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1836             # even if the target arch is i686
1837             [ -d RPMS/i386 ] || mkdir RPMS/i386
1838         fi
1839         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1840     done
1841     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1842     [ -d BUILD ] || mkdir BUILD
1843     [ -d SOURCES ] || mkdir SOURCES
1844     [ -d SPECS ] || mkdir SPECS
1845     [ -d SRPMS ] || mkdir SRPMS
1846
1847 }
1848
1849 new_list() {
1850
1851     echo ""
1852
1853 }
1854
1855 add_list() {
1856     local list="$1"
1857     local item="$2"
1858
1859     echo "$list $item"
1860
1861 }
1862
1863 is_list_member() {
1864     local list="$1"
1865     local item="$2"
1866
1867     [[ $list\  == *\ $item\ * ]]
1868
1869 }
1870
1871 #########################################################################
1872 # Generate a backtrace through the call stack.
1873 #
1874 # Input: None
1875 # Output: None
1876 #########################################################################
1877 backtrace() {
1878     local strip=${1:-1}
1879
1880     local funcname="" sourcefile="" lineno="" n
1881
1882     echo "Call stack: (most recent first)"
1883     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1884         funcname=${FUNCNAME[$n - 1]}
1885         sourcefile=$(basename ${BASH_SOURCE[$n]})
1886         lineno=${BASH_LINENO[$n - 1]}
1887         if [ $n = 1 ]; then
1888             let lineno-=11
1889         fi
1890         # Display function arguments
1891         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1892             local args newarg j p=0
1893             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1894                 newarg=${BASH_ARGV[$j + $p - 1]}
1895                 args="${args:+${args} }'${newarg}'"
1896             done
1897             let p+=${BASH_ARGC[$n - 1]}
1898         fi
1899         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1900     done
1901
1902     echo
1903     echo "BEGIN BACKTRACE"
1904
1905     #echo ${BASH_LINENO[*]}
1906     #echo ${BASH_SOURCE[*]}
1907     #echo ${FUNCNAME[*]}
1908     local i=$((${#FUNCNAME[@]} - 1))
1909     while [ $i -ge 0 ]; do
1910         local lineno=${BASH_LINENO[$i]}
1911         if [ $i = 0 ]; then
1912             let lineno-=11
1913         fi
1914         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1915         # Can't figure out how to get function args from other frames...
1916         local FUNCTION="${FUNCNAME[$i]}()"
1917         echo "$SOURCELINE:$FUNCTION"
1918         i=$((i - 1))
1919     done
1920
1921     echo "END BACKTRACE"
1922
1923     echo $BACKTRACE
1924
1925 }
1926
1927 seen_list=$(new_list)
1928 trap 'set +x;
1929 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1930 Unfortunately the above line number in the message may or may not be correct,
1931 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1932 echo
1933 # have we seen this one
1934 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1935
1936 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1937   echo "seen this one already"
1938 else
1939   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1940 fi
1941 backtrace
1942 ) ; set $xtrace' ERR
1943 set -E
1944
1945 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1946
1947 options=$(getopt -o D:h -l kerneltree:,distro:,kernelrpm:,reusebuild:,patchless,ldiskfs,ccache,reuse:,norpm,disable-datestamp,external-patches:,timestamp:,extraversion:,kerneldir:,linux:,lustre:,nodownload,nosrc,noiokit,ofed-version:,mpss-version:,publish,release,set-value:,src,stage:,tag:,target:,target-archs:,with-linux:,xen -- "$@")
1948
1949 if [ $? != 0 ]; then
1950     usage 1
1951 fi
1952
1953 eval set -- "$options"
1954
1955 while [ "$1" ]; do
1956     case "$1" in
1957         '')
1958             usage 1
1959             ;;
1960         --ccache)
1961             CCACHE='ccache'
1962             shift
1963             ;;
1964         -D)
1965             DATE=$2
1966             shift 2
1967             ;;
1968         --external-patches)
1969             EXTERNAL_PATCHES=$2
1970             shift 2
1971             ;;
1972         --extraversion)
1973             EXTRA_VERSION=$2
1974             shift 2
1975             ;;
1976         --help | -h)
1977             usage 0
1978             ;;
1979         --kerneldir)
1980             KERNELDIR=$2
1981             shift 2
1982             ;;
1983         --kerneltree)
1984             if ! KERNELTREE=$(canon_path "$2"); then
1985                 fatal 1 "Could not determine the canonical location of $2"
1986             fi
1987             shift 2
1988             ;;
1989         --linux | --with-linux)
1990             if ! LINUX=$(canon_path "$2"); then
1991                 fatal 1 "Could not determine the canonical location of $2"
1992             fi
1993             shift 2
1994             ;;
1995         --distro)
1996             DISTRO=$2
1997             shift 2
1998             ;;
1999         --reuserpm)
2000             REUSERPM=$2
2001             shift 2
2002             ;;
2003         --reusebuild)
2004             if ! REUSEBUILD=$(canon_path "$2"); then
2005                 fatal 1 "Could not determine the canonical location of $2"
2006             fi
2007             shift 2
2008             ;;
2009         --norpm)
2010             NORPM=true
2011             shift
2012             ;;
2013         --ldiskfs)
2014             echo "WARNING: \"--ldiskfs\" is deprecated" > 2
2015             shift
2016             ;;
2017         --noiokit)
2018             IOKITRPM=false
2019             shift
2020             ;;
2021         --patchless)
2022             PATCHLESS=true
2023             shift
2024             ;;
2025         --kernelrpm)
2026             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2027                 fatal 1 "Could not determine the canonical location of $2"
2028             fi
2029             shift 2
2030             ;;
2031         --timestamp)
2032             TIMESTAMP=$2
2033             shift 2
2034             ;;
2035         --lustre)
2036             if ! LUSTRE=$(canon_filepath "$2"); then
2037                 fatal 1 "Could not determine the canonical location of $2"
2038             fi
2039             shift 2
2040             ;;
2041         --nodownload)
2042             DOWNLOAD=false
2043             shift 1
2044             ;;
2045         --nosrc)
2046             DO_SRC=false
2047             shift 1
2048             ;;
2049         --ofed-version)
2050             OFED_VERSION="$2"
2051             shift 2
2052             ;;
2053         --mpss-version)
2054             MPSS_VERSION="$2"
2055             shift 2
2056             ;;
2057         --publish)
2058             shift
2059             ;;
2060         --release)
2061             RELEASE=true
2062             shift
2063             ;;
2064         --src)
2065             DO_SRC=true
2066             shift 1
2067             ;;
2068         --stage)
2069             STAGEDIR=$2
2070             shift 2
2071             ;;
2072         --tag)
2073             shift 2
2074             echo "WARNING: \"--tag\" is deprecated" > 2
2075             ;;
2076         --target)
2077             TARGET=$2
2078             shift 2
2079             ;;
2080         --target-archs)
2081             TARGET_ARCHS=$2
2082             shift 2
2083             ;;
2084         --xen)
2085             XEN=true
2086             shift
2087             ;;
2088         --set-value)
2089             eval $2
2090             shift 2
2091             ;;
2092         --)
2093             shift
2094             # there are actually some lustre configure flags that we need to
2095             # handle ourselves (but we still give them to configure)
2096             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
2097                 LUSTRE_TESTS=false
2098             fi
2099             CONFIGURE_FLAGS=$@
2100             CONFIGURE_FLAGS="$CONFIGURE_FLAGS --enable-liblustre --enable-liblustre-tests"
2101             break
2102             ;;
2103         *)
2104             usage 1 "Unrecognized option: $1"
2105             ;;
2106     esac
2107 done
2108
2109 check_options
2110
2111 unpack_lustre
2112
2113 # XXX - should we _always_ get the buildid from the META file?  what are the
2114 # other (i.e. non-lustre-tarball use cases of lbuild)?
2115 BUILDID=$(sed -ne '/^BUILDID =/s/.*= *//p' lustre/META)
2116 VERSION=$(sed -ne '/^VERSION =/s/.*= *//p' lustre/META)
2117
2118 load_target
2119
2120 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2121     download_ofed
2122     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2123 fi
2124
2125 if [ -n "$MPSS_VERSION" ]; then
2126     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2127
2128     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2129     download_mpss_info "$MPSS_INFO"
2130
2131     if [ "$MPSS_VERSION" = "last" ]; then
2132         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2133         [ -z "$MPSS_VERSION" ] && fatal 1 "Could not determine the last MPSS version"
2134     elif [[ $MPSS_VERSION != [0-9].[0-9].[0-9]*-[0-9]* ]]; then
2135         fatal 1 "Incorrect MPSS version $MPSS_VERSION"
2136     fi
2137
2138     download_mpss "$MPSS_INFO"
2139     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2140     echo "Building with MPSS $MPSS_VERSION"
2141     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2142     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2143
2144     if [ -z "$MPSS_OFED" ]; then
2145         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver-*/Module.symvers")
2146         if [ -n "$MPSS_OFED" ]; then
2147             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2148         else
2149             MPSS_OFED="--without-o2ib"
2150         fi
2151     fi
2152
2153     # disable unsupported parts:
2154     PATCHLESS=true
2155     IOKITRPM=false
2156     LDISKFSRPM=false
2157     ZFSNOTSUPPORTED="yes"
2158
2159     # define variables for cross compilation:
2160     CROSS_SUFFIX="-mic"
2161     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
2162         CC_TARGET_ARCH=k1om-mpss-linux
2163         LINUX="$TOPDIR/mpss"
2164         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires mpss-bootimage\""
2165     else
2166         CC_TARGET_ARCH=x86_64-k1om-linux
2167         LINUX="$TOPDIR/mpss/card/kernel"
2168         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = ${MPSS_VERSION%%-*}\""
2169     fi
2170     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2171     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2172     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2173     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${VERSION}/${CC_TARGET_ARCH}}\""
2174     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2175     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2176     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2177     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2178     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2179
2180     # redefine CC for proper ./configure during rpmbuild
2181     export CC=${CC_TARGET_ARCH}-gcc
2182 fi
2183
2184 # make sure the RPM build environment is set up
2185 create_rpmbuild_dirs
2186
2187 # if an unpacked kernel source tree was given on the command line
2188 # just build lustre with it (nothing distro kernel specific here)
2189 if [ -n "$LINUX" ]; then
2190     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2191         fatal 1 "error building OFED"
2192     build_lustre "$LINUX" "$LINUXOBJ"
2193 else
2194     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTRO" ]; then
2195         fatal 1 "${LBUILD_DIR}/lbuild-$DISTRO not found"
2196     fi
2197     source ${LBUILD_DIR}/lbuild-$DISTRO
2198     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2199 fi
2200
2201 stage