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 the dir that should be used to store reuse products
  64 REUSEBUILD=
  65 # should cached products be used or force rebuilding?
  66 USE_BUILD_CACHE=true
  67 # what does this do exactly?  does it imply no kernel build?
  68 NORPM=false
  69 IOKITRPM=true
  70 OSDLDISKFSRPM=true
  71 OSDZFSRPM=false
  72 SMPTYPES="smp bigsmp default ''"
  73 PATCHLESS=false
  74 WITH_ZFS=""
  75 XEN=false
  76 LINUXOBJ=
  77 DISTRO=
  78 KERNELTREE=
  79 # default to not adding -lustre- into the kernel RPM package names
  80 KERNEL_LUSTRE_NAMING=false
  81 # default not use kabi check.
  82 USE_KABI=false
  83
  84 # patchless build
  85 KERNELRPMSBASE=
  86 RPMSMPTYPE=
  87
  88 # from target file
  89 SERIES=
  90 BASE_ARCHS=
  91 BIGMEM_ARCHS=
  92 BOOT_ARCHS=
  93 JENSEN_ARCHS=
  94 SMP_ARCHS=
  95 BIGSMP_ARCHS=
  96 PSERIES64_ARCHS=
  97 UP_ARCHS=
  98
  99 # not in the target file any more
 100 CONFIG=
 101
 102 # build the lustre-tests rpm?
 103 LUSTRE_TESTS=true
 104
 105 DATE=$(date)
 106
 107 RPMBUILD=
 108
 109 export CC=${CC:-gcc}
 110
 111 # Readlink is not present on some older distributions: emulate it.
 112 readlink() {
 113     local path=$1 ll
 114
 115     if [ -L "$path" ]; then
 116         ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
 117         echo "${ll/* -> }"
 118     else
 119         return 1
 120     fi
 121 }
 122
 123 usage() {
 124     cat <<EOF
 125 Usage: ${0##*/} [OPTION]... [-- <lustre configure options>]
 126
 127   --external-patches=EXTERNAL_PATCHES
 128     Directory similar to lustre/lustre/kernel_patches/ that lbuild should
 129     look for seres and config files in before looking in the lustre
 130     tree.
 131
 132   --extraversion=EXTRAVERSION
 133     Text to use for the rpm release and kernel extraversion.
 134
 135   --timestamp=TIMESTAMP
 136     Date of building lustre in format YYYYMMDDhhmmss
 137
 138   --reusebuild=DIR
 139     Try to reuse old kernel builds from DIR
 140
 141   --kernelrpm=DIR
 142     Path to distro kernel RPM collection
 143
 144   --ccache
 145     Use ccache
 146
 147   --norpm
 148     Do not build RPMs (compile only mode)
 149
 150   --patchless
 151     Build lustre client only
 152
 153   --distro=DISTRO
 154     Which distro using. Autodetect by default
 155
 156   --kerneldir=KERNELDIR
 157     Directory containing Linux source tarballs referenced by target
 158     files.
 159
 160   --kerneltree=KERNELTREE
 161     Directory containing dirs with Linux source tarballs referenced by target
 162     files. Dir names in format kernel version ('2.6.9', etc.)
 163
 164   --linux=LINUX --with-linux=LINUX
 165     Directory of Linux kernel sources.  When this option is used, only
 166     Lustre modules and userspace are built.
 167
 168   --lustre=LUSTRE
 169     Path to an existing lustre source tarball to use.
 170
 171   --nodownload
 172     Do not try to download a kernel from downloads.hpdd.intel.com
 173
 174   --nosrc
 175     Do not build a .src.rpm, a full kernel patch, or a patched kernel
 176     tarball.
 177
 178   --ldiskfs
 179     Build with ldiskfs support. (Deprecated, always true)
 180
 181   --noiokit
 182     Do not build lustre-iokit RPM. Now true by default
 183
 184   --publish
 185     Unused.
 186
 187   --release
 188     Specifies that the files generated do not include timestamps, and
 189     that this is an official release.
 190
 191   --disable-zfs
 192     Build Lustre without ZFS.
 193
 194   --src
 195     Build a .src.rpm, a full kernel patch, and a patched kernel tarball.
 196
 197   --stage=DIR
 198     Directory used to stage packages for release.  RPMs will be placed
 199     more or less in DIR/<target>-<arch>, and the tarball will be
 200     placed in DIR.
 201
 202   --target=TARGET
 203     The name of the target to build.  The available targets are listed
 204     below.
 205
 206   --target-archs=TARGET_ARCHS
 207     A (space delimited) list of architectures to build.  By default,
 208     all of the archs supported by the TARGET will be built, in
 209     addition to a .src.rpm.  This option can limit those, for machines
 210     that can only build certain archs or if you only want a certain
 211     arch built (for testing, or a one-off kernel).
 212
 213     Also note that by using a non-"base" arch (eg, i386) only kernels
 214     will be built - there will be no lustre-lite-utils package.
 215
 216   --xen
 217     Builds a Xen domX kernel.
 218
 219   --set-value
 220     Sets a variable to a given value.
 221
 222 EOF
 223
 224 #   list_targets
 225
 226     fatal "$1" "$2"
 227 }
 228
 229 # canonicalize a relative path to a file
 230 canon_filepath() {
 231     local PATH="$1"
 232
 233     if [ ! -f "$PATH" ]; then
 234         return 1
 235     fi
 236
 237     local FILE=${PATH##*/}
 238     local DIR=${PATH%/*}
 239
 240     echo $(canon_path "$DIR")/$FILE
 241     return 0
 242 }
 243
 244 # canonicalize a relative path to a dir
 245 canon_path() {
 246     local PATH="$1"
 247
 248     if [ ! -d "$PATH" ]; then
 249         return 1
 250     fi
 251
 252     pushd "$PATH" >/dev/null || return 1
 253     local CANONPATH=$PWD
 254     popd >/dev/null
 255
 256     echo "$CANONPATH"
 257     return 0
 258 }
 259
 260 check_options() {
 261
 262     if [ -z "$LUSTRE" -o ! -r "$LUSTRE" ]; then
 263         usage 1 "Could not find Lustre source tarball '$LUSTRE'."
 264     fi
 265
 266     if [ -z "$DISTRO" ] ; then
 267         DISTRO=$(autodetect_distro)
 268         # remove separator
 269         DISTRO=${DISTRO/-/}
 270     fi
 271     DISTROMAJ=${DISTRO%%.*}
 272
 273     [ -z "$TARGET" ] && TARGET=$(autodetect_target "$DISTRO")
 274
 275     if [ -z "$LINUX" ]; then
 276         [ "$KERNELDIR" -o "$KERNELTREE" ] || \
 277             usage 1 "A kernel directory must be specified with --kerneldir or --kerneltree."
 278
 279         [ -d "$KERNELDIR" -o -d "$KERNELTREE" ] || \
 280             usage 1 "$KERNELDIR and $KERNELTREE are not a directory."
 281
 282 #       TARGET_FILE="$TOPDIR/lustre/kernel_patches/targets/$TARGET.target"
 283 #       [ -r "$TARGET_FILE" ] || \
 284 #               usage 1 "Target '$TARGET' was not found."
 285     fi
 286
 287     case $TARGET in
 288         3.12-sles12)
 289             CANONICAL_TARGET="sles12"
 290             ;;
 291         3.10-rhel7)
 292             CANONICAL_TARGET="rhel7"
 293             ;;
 294         2.6-rhel6*)
 295             CANONICAL_TARGET="rhel6"
 296             ;;
 297         2.6-rhel5)
 298             CANONICAL_TARGET="rhel5"
 299             ;;
 300         2.6-rhel4)
 301             CANONICAL_TARGET="rhel-2.6"
 302             ;;
 303         2.6-suse)
 304             CANONICAL_TARGET="sles-2.6"
 305             ;;
 306         2.6-sles10)
 307             CANONICAL_TARGET="sles10-2.6"
 308             ;;
 309         2.6-sles11 | 3.0-sles11)
 310             CANONICAL_TARGET="sles11"
 311             ;;
 312         2.6-oel5)
 313             CANONICAL_TARGET="oel5"
 314             ;;
 315         hp_pnnl-2.4)
 316             CANONICAL_TARGET="hp-pnnl-2.4"
 317             ;;
 318         2.6-vanilla \
 319             | suse-2.4.21-2 \
 320             | rh-2.4 \
 321             | rhel-2.4 \
 322             | sles-2.4 \
 323             | 2.6-patchless)
 324                 CANONICAL_TARGET="$TARGET"
 325                 ;;
 326     esac
 327
 328     local timestampnodig=$(echo $TIMESTAMP | sed -e s/[0-9]*//g)
 329     [ "$timestampnodig" = "" ] || TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 330     local timestamplength="${#TIMESTAMP}"
 331     if [ $timestamplength -eq 12 ]; then
 332         TIMESTAMP="${TIMESTAMP}00"
 333     elif [ $timestamplength -ne 14 ]; then
 334         TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 335     fi
 336
 337     RPMBUILD=$(which rpmbuild 2>/dev/null | head -1)
 338     if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 339         RPMBUILD=$(which rpm 2>/dev/null | head -1)
 340         if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 341             usage 1 "Could not find binary for making rpms (tried rpmbuild and rpm)."
 342         fi
 343     fi
 344
 345     if [ -n "$CCACHE" ]; then
 346         which "$DISTCC" &>/dev/null && export DISTCC RPM_BUILD_NCPUS
 347
 348         if which "$CCACHE" &>/dev/null; then
 349             local ccache=$(which "$CCACHE")
 350             local bindir="$TOPDIR/bin"
 351
 352             if [ ! -d $bindir ]; then
 353                 mkdir -p $bindir || fatal 1 "error trying to create $bindir"
 354             else
 355                 rm ${bindir}/* > /dev/null 2>&1 || true
 356             fi
 357             ln -s "$ccache" ${bindir}/ccache
 358             ln -s "$ccache" ${bindir}/cc
 359             ln -s "$ccache" ${bindir}/$CC
 360             export PATH=$bindir:$PATH
 361             export CCACHE && export CC="ccache $CC"
 362             # zero the cache so we can see how effective we are being with it
 363             echo -n "ccache "
 364             ccache -z
 365
 366             # get some ccache stats when we are done
 367             push_exit_trap '[ -n "$CCACHE" ] && ccache -s' "ccache_summary"
 368             # should remove the ccache trap if lbuild is interrupted
 369             trap 'echo "Received an INT TERM or HUP signal, terminating."; delete_exit_trap "ccache_summary"; exit 1' INT TERM HUP
 370         fi
 371     fi
 372
 373     return 0
 374
 375 }
 376
 377 # compare two versions $1 and $2. if $1 < $2, return 0 otherwise return 1.
 378 compare_version () {
 379     [[ $1 == $2 ]] && return 1
 380     local IFS=.
 381     local i val1=($1) val2=($2)
 382
 383     # padding zero to val1 if it needs
 384     for ((i=${#val1[@]}; i<${#val2[@]}; i++)); do
 385         val1[i]=0
 386     done
 387     for ((i=0; i<${#val1[@]}; i++)); do
 388         [[ -z ${val2[i]} ]] && return 1
 389
 390         if [[ ${val1[i]} < ${val2[i]} ]]; then
 391             return 0
 392         elif [[ ${val1[i]} > ${val2[i]} ]]; then
 393             return 1
 394         fi
 395     done
 396 }
 397
 398 uniqify() {
 399
 400     echo $(echo "$*" | xargs -n 1 | sort -u)
 401
 402 }
 403
 404 fetch_url() {
 405     local url="$1"
 406     local target="$2"
 407
 408     if [ -z "$target" ]; then
 409         fatal 1 "fetch_url() called without a target to fetch to"
 410     fi
 411
 412     if [ -d $target ]; then
 413         target+="/${url##*/}"
 414     fi
 415
 416     local rc=0
 417     if which wget >/dev/null 2>&1; then
 418         if ! wget -nv "$url" -O "$target"; then
 419             rc=${PIPESTATUS[0]}
 420         fi
 421     elif which curl >/dev/null 2>&1; then
 422         if ! curl -n -L -s -o "$target" "$url"; then
 423             rc=${PIPESTATUS[0]}
 424         fi
 425     else
 426         fatal 1 "Could not find either wget or curl to fetch URLs."
 427     fi
 428
 429     return $rc
 430
 431 }
 432
 433 download_srpm() {
 434     local target=$1
 435     local srpm=$2
 436     local force="${3:-false}"
 437
 438     if $force || [ ! -r "$KERNELDIR/$srpm" ] ||
 439        [ ! -s "$KERNELDIR/$srpm" ]; then
 440         if $DOWNLOAD; then
 441             local location="https://downloads.hpdd.intel.com/public/kernels/$target/old"
 442             # get the location from a distro specific method if it exists
 443             if type -p kernel_srpm_location; then
 444                 location=$(kernel_srpm_location)
 445             fi
 446             echo "Downloading $location/$srpm..."
 447             if ! fetch_url "$location/$srpm" "$KERNELDIR/$srpm" 2>&1 ||
 448                [ ! -s "$KERNELDIR/$srpm" ]; then
 449                 rm -f $KERNELDIR/$srpm
 450                 # punt to a distro specific method if it exists
 451                 if ! type -p download_srpm-$DISTROMAJ; then
 452                     fatal 1 "Could not download target $target's kernel SRPM $srpm from $location."
 453                 else
 454                     if ! download_srpm-$DISTROMAJ "$target" "$srpm" "$force"; then
 455                         fatal 1 "Could not download target $target's kernel SRPM $srpm using download_srpm-$DISTROMAJ."
 456                     fi
 457                 fi
 458             fi
 459         else
 460             fatal 1 "$srpm not found in directory $KERNELDIR."
 461         fi
 462     fi
 463
 464 }
 465
 466 download_file() {
 467     local from="$1"
 468     local to="$2"
 469     local force="$3"
 470
 471     local file=${from##*/}
 472
 473     if [ -d $to ]; then
 474         to="$to/$file"
 475     fi
 476
 477     local semaphore="$to-downloading"
 478
 479     is_downloading() {
 480         if [ ! -f $semaphore ]; then
 481             return 1
 482         fi
 483
 484         # make sure the download has not been aborted
 485         local now=$(date +%s)
 486         local file_mtime=$(stat -c %Y "$to")
 487         local staleness=$((now - file_mtime))
 488         # let's assume an active download will write at least once a minute
 489         if [ $staleness -gt 60 ]; then
 490             return 1
 491         fi
 492
 493         return 0
 494     }
 495
 496     is_downloaded() {
 497         # if the semaphore file exists, the file is either still downloading
 498         # or a download was aborted and we cannot trust the target file
 499         if [ -f $semaphore ]; then
 500             return 1
 501         fi
 502
 503         if ! is_downloading && [ -r "$to" ] && [ -s "$to" ]; then
 504             return 0
 505         fi
 506
 507         return 1
 508     }
 509
 510     if $force || ! is_downloaded; then
 511         if is_downloading; then
 512             echo "Somebody else is downloading $from..."
 513             while is_downloading; do
 514                 echo "Waiting for $to to finish downloading"
 515                 sleep 60
 516             done
 517             if is_downloaded; then
 518                 return 0
 519             else
 520                 echo "The download we were waiting for seems to have been aborted"
 521             fi
 522
 523         fi
 524
 525         if $DOWNLOAD; then
 526             echo "Downloading $from..."
 527             # flag others so they don't try to download also
 528             push_exit_trap "rm -f $to $semaphore" "download"
 529             touch $semaphore
 530             if ! fetch_url "$from" "$to" || [ ! -s "$to" ]; then
 531                 # the trap will remove the files via the fatal below
 532                 fatal 1 "Could not download ${to##*/} from ${from%/*}/."
 533             fi
 534             rm -f $semaphore
 535             delete_exit_trap "download"
 536         else
 537             fatal 1 "${to##*/} not found in directory ${to%/*}."
 538         fi
 539     fi
 540
 541     return 0
 542
 543 }
 544
 545 download_ofed() {
 546     local force="${1:-false}"
 547
 548     if [ -z "$OFED_VERSION" -o "$OFED_VERSION" = "inkernel" ]; then
 549         return 0
 550     fi
 551
 552     local OFED_BASE_VERSION=$OFED_VERSION
 553     if [[ $OFED_VERSION = *.*.*.* ]]; then
 554         OFED_BASE_VERSION=${OFED_VERSION%.*}
 555     fi
 556
 557     local location="https://www.openfabrics.org/downloads/OFED/ofed-${OFED_BASE_VERSION}/"
 558
 559     if [[ $OFED_VERSION = *-[rR][cC][0-9] ]]; then
 560         local Mmv
 561         Mmv=${OFED_VERSION%%-[rR][cC][0-9]}
 562         location="https://www.openfabrics.org/downloads/OFED/ofed-${Mmv}/"
 563     fi
 564
 565     if [[ $OFED_VERSION = daily-* ]]; then
 566         local Mmv
 567         Mmv=${OFED_VERSION/daily-/}
 568         daily=${OFED_VERSION##$Mmv-}
 569         location="https://www.openfabrics.org/downloads/OFED/ofed-${Mmv}-daily/"
 570         # find the filename for the version for the date specified
 571         OFED_VERSION=$(curl -s "$location" | sed -nre "/${Mmv}-/s/.*href=\"OFED-(${Mmv}-[0-9]{8,8}-[0-9]{4,4}).tgz.*$/\1/p" | tail -1)
 572         if [ -z "$OFED_VERSION" ]; then
 573             fatal 1 "Could not determine the filename of the OFED snapshot for ${daily}"
 574         fi
 575     fi
 576
 577     local file="OFED-${OFED_VERSION}.tgz"
 578     download_file "$location/$file" "$KERNELTREE" "$force"
 579
 580 }
 581
 582 load_target() {
 583
 584     EXTRA_VERSION_save="$EXTRA_VERSION"
 585     for patchesdir in "$EXTERNAL_PATCHES" \
 586                       "$TOPDIR/lustre/lustre/kernel_patches"; do
 587         TARGET_FILE="$patchesdir/targets/$TARGET.target"
 588         [ -r "$TARGET_FILE" ] && break
 589     done
 590     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
 591
 592     echo "Loading target config file $TARGET.target..."
 593
 594     # if the caller specified an OFED_VERSION it should override whatever
 595     # the target file specifies
 596     local env_OFED_VERSION="$OFED_VERSION"
 597
 598     . "$TARGET_FILE"
 599
 600     if [ -n "$env_OFED_VERSION" ]; then
 601         OFED_VERSION="$env_OFED_VERSION"
 602     fi
 603
 604     # doesn't make any sense to build OFED for xen domX's
 605     if $XEN; then
 606         OFED_VERSION=""
 607     fi
 608
 609     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
 610     #       go away and the target just specify the $RPMSMPTYPE
 611     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
 612
 613     # CC might have been overwritten in TARGET_FILE
 614     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
 615         export CCACHE && export CC="ccache $CC"
 616     fi
 617
 618     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
 619         KERNELDIR="$KERNELTREE/${lnxmaj}"
 620         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
 621     fi
 622
 623     # verify the series is available
 624     if [ "$SERIES" ]; then
 625         for series in $SERIES; do
 626             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 627                 [ -r "$patchesdir/series/$series" ] && continue 2
 628             done
 629             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."
 630         done
 631     fi
 632
 633     # set the location of the .config file
 634     local XENPOSTFIX=""
 635     if $XEN; then
 636         XENPOSTFIX="-xen"
 637     fi
 638
 639     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
 640         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
 641     fi
 642
 643     local lnxrelnew=${lnxrel//-/_}
 644
 645     # remember the EXTRA_VERSION before we diddle it here
 646     # XXX - we really should not diddle with any values read in from the
 647     #       target file.  if we want to modify a value, we should create
 648     #       a new variable.
 649     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
 650
 651     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
 652         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
 653     fi
 654
 655     if [ "$EXTRA_VERSION_save" ]; then
 656         EXTRA_VERSION="$EXTRA_VERSION_save"
 657     elif ! $RELEASE; then
 658         # if there is no patch series, then this is not a lustre specific
 659         # kernel.  don't make it look like one
 660         if $PATCHLESS || [ -n "$SERIES" ]; then
 661             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
 662         fi
 663     fi
 664     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
 665
 666     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
 667
 668     BUILD_ARCHS=
 669     for arch in $(uniqify "$ALL_ARCHS"); do
 670         if [ -z "$TARGET_ARCHS" ] ||
 671            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
 672             BUILD_ARCHS="$BUILD_ARCHS $arch"
 673         fi
 674     done
 675     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
 676     echo "Building for: $BUILD_ARCHS"
 677 }
 678
 679 tarflags() {
 680     local file="$1"
 681
 682     echo -n '--wildcards '
 683     case "$file" in
 684         '')
 685             fatal 1 "tarflags(): File name argument missing."
 686             ;;
 687         *.tar.gz | *.tgz)
 688             echo '-zxf'
 689             ;;
 690         *.tar.bz2)
 691             echo '-jxf'
 692             ;;
 693         *.tar)
 694             echo '-xf'
 695             ;;
 696         *)
 697             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
 698             ;;
 699     esac
 700
 701 }
 702
 703 untar() {
 704     local tarfile="$1"
 705     shift
 706     local extractfile="$@"
 707
 708     echo "Untarring ${tarfile##*/}..."
 709     tar $(tarflags "$tarfile") "$tarfile" $extractfile
 710
 711 }
 712
 713 unpack_ofed() {
 714
 715     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
 716         return 1
 717     fi
 718     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
 719
 720 }
 721
 722 unpack_lustre() {
 723
 724     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
 725     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
 726
 727 }
 728
 729 do_patch_linux() {
 730
 731     local do_patch=${1:-true}
 732
 733     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
 734     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
 735     $do_patch && pushd linux >/dev/null
 736     for series in $SERIES; do
 737         echo -n "Applying series $series:"
 738         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 739             [ -r "$patchesdir/series/$series" ] || continue
 740             SERIES_FILE="$patchesdir/series/$series"
 741             for patch in $(<"$SERIES_FILE"); do
 742                 echo -n " $patch"
 743                 PATCH_FILE="$patchesdir/patches/$patch"
 744                 [ -r "$PATCH_FILE" ] || \
 745                     fatal 1 "Patch $patch does not exist in Lustre tree."
 746                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
 747                     rm -f $FULL_PATCH
 748                     fatal 1 "Error adding patch $patch to full patch."
 749                 }
 750                 if $do_patch; then
 751                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
 752                         rm -f $FULL_PATCH
 753                         fatal 1 "Error applying patch $patch."
 754                     }
 755                 fi
 756             done
 757             break
 758         done
 759         echo
 760     done
 761     $do_patch && popd >/dev/null
 762     echo "Full patch has been saved in ${FULL_PATCH##*/}."
 763
 764 }
 765
 766 build_lustre() {
 767     local linux="$1"
 768     local linuxobj="$2"
 769
 770     cp "$LUSTRE" SOURCES
 771
 772     pushd lustre >/dev/null
 773
 774     if ! build_lustre_dkms; then
 775         popd >/dev/null # pushd lustre
 776         return 255
 777     fi
 778
 779     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
 780     local targets arch
 781     for arch in $BUILD_ARCHS; do
 782         targets="--target $arch $targets"
 783     done
 784
 785     local rpmbuildopt='-tb'
 786     if $NORPM; then
 787         rpmbuildopt='-tc'
 788         echo NORPM mode. Only compiling.
 789     fi
 790
 791     # If server we now build the spl and zfs modules against the lustre kernel.
 792     # These are required prior to the building of lustre server. Client does
 793     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
 794     # line above so is at least consistant.
 795     if [ $PATCHLESS == false ] && [ "x$WITH_ZFS" == "x" ]; then
 796         if ! build_spl_zfs; then
 797             popd >/dev/null # pushd lustre
 798             return 255
 799         fi
 800     fi
 801
 802     if $PATCHLESS; then
 803         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
 804         if [ -n "$CROSS_SUFFIX" ]; then
 805             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
 806         fi
 807     fi
 808
 809     # ditto for the lustre-tests boolean
 810     if ! $LUSTRE_TESTS; then
 811         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
 812     fi
 813
 814     if ! $IOKITRPM; then
 815         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
 816     fi
 817
 818     local osd_zfs=""
 819     if $OSDZFSRPM; then
 820         osd_zfs="yes"
 821     fi
 822
 823     local osd_ldiskfs=""
 824     if $OSDLDISKFSRPM; then
 825         osd_ldiskfs="yes"
 826     fi
 827
 828     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
 829     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args ${CONFIGURE_FLAGS}\""
 830     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
 831     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
 832     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
 833     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
 834
 835     # allow environment setting to override ldiskfs series selection
 836     [ -n "$LDISKFS_SERIES" ] && export LDISKFS_SERIES
 837
 838     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
 839         ${osd_zfs:+--with zfs} \
 840         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
 841         fatal 1 "Error building rpms for $BUILD_ARCHS."
 842
 843     if $DO_SRC; then
 844         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
 845             popd >/dev/null
 846             return 255
 847         fi
 848     fi
 849     popd >/dev/null
 850
 851 }
 852
 853 # Only zfs Lustre DKMS Server is supported
 854 build_lustre_dkms() {
 855     local ver=$(eval echo  $(awk '/LUSTRE_VERSION_STRING/ {print $3}'  lustre/include/lustre_ver.h))
 856     echo "Building Lustre DKMS RPMs for: $BUILD_ARCHS..."
 857     ./configure --enable-dist || return 255
 858
 859     if $PATCHLESS; then
 860         $RPMBUILD --define="_topdir $TOPDIR" --without servers -bs lustre-dkms.spec || return 255
 861         $RPMBUILD --rebuild --define="_topdir $TOPDIR" --without servers $TOPDIR/SRPMS/lustre-client-dkms-$ver-*.src.rpm || return 255
 862     else
 863         $RPMBUILD --define="_topdir $TOPDIR" -bs lustre-dkms.spec || return 255
 864         $RPMBUILD --rebuild --define="_topdir $TOPDIR" $TOPDIR/SRPMS/lustre-dkms-$ver-*.src.rpm || return 255
 865     fi
 866     return 0
 867 }
 868
 869 ###
 870 # build_spl_zfs
 871 #
 872 # Fetch spl/zfs from the git repo and prepare for lustre build
 873 #
 874 # Overrides:
 875 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
 876 #   SPLZFSTAG     - Tag to checkout of clone repositories
 877 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
 878 #
 879 # return 0 if successful, else 255
 880 build_spl_zfs() {
 881     # make sure the RPM build environment is set up
 882     pushd $TOPDIR
 883     create_rpmbuild_dirs
 884     popd
 885
 886     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
 887     # destination for the rpms
 888     export RPM_BUILD_ROOT=$TOPDIR
 889     SPLZFSVER=${SPLZFSVER:-0.6.4.2}
 890     SPLZFSTAG=${SPLZFSTAG:-}
 891
 892     # The files expect a kver to be set to the kernel version .
 893     local kver=$(find_linux_release)
 894
 895     # build and install the spl and zfs (and -devel) RPMs for lustre to use
 896     local pkg
 897     for pkg in spl zfs; do
 898
 899         local rpmpkg
 900
 901         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
 902
 903         # need to fetch the repo in order to build it.
 904         # default to github but allow override
 905         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
 906
 907         pushd $pkg || return 255
 908         if [ -n "$SPLZFSTAG" ]; then
 909             git checkout $SPLZFSTAG
 910         else
 911             git checkout -b lbuild $pkg-$SPLZFSVER
 912         fi
 913
 914         # This differentiates between older zfs versions
 915         if [ -f $pkg-modules.spec.in ]; then
 916             rpmpkg=$pkg-modules
 917             specdir=.
 918             speclist="$pkg.spec $rpmpkg.spec"
 919         else
 920             rpmpkg=kmod-$pkg-devel
 921             specdir=rpm/generic
 922             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
 923         fi
 924
 925         sh autogen.sh || return 255
 926
 927         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
 928                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
 929             ! make dist 2>&1; then
 930             popd
 931             return 255
 932         fi
 933         popd
 934
 935         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
 936            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
 937         if [ -f $pkg/scripts/kmodtool ]; then
 938             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
 939         fi
 940
 941         local rpmb
 942         if $DO_SRC; then
 943             rpmb=-ba
 944         else
 945             rpmb=-bb
 946         fi
 947
 948         # set search dir for our own kmodtool to find correct
 949         # directories
 950         export KERNELSOURCE=$(dirname ${LINUX})
 951         # Manually build rpms
 952         for spec in $speclist; do
 953             echo "Building RPMs from $pkg/$specdir/$spec"
 954             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
 955                 --nodeps -v \
 956                 --define "require_kdir ${LINUX}" \
 957                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
 958                 ${spldir:+--define "require_spldir ${spldir}"} \
 959                 --define "kver $kver" \
 960                 --define "kernels $kver" \
 961                 --define "_tmppath /var/tmp" \
 962                 --define "kernelbuildroot $TOPDIR/reused" \
 963                 --define "_topdir $TOPDIR" 2>&1; then
 964                 return 255
 965             fi
 966         done
 967
 968         # We have built the rpms for the package. Now we need to extract the
 969         # contained files so we can build further things against them
 970         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
 971
 972         # cpio only extract to pwd so we need to go there.
 973         pushd $TOPDIR
 974         local rpm
 975         for rpm in $rpms; do
 976             rpm2cpio $rpm | cpio -id
 977         done
 978
 979         if [ "$pkg" == "zfs" ]; then
 980             # We also need to extract both the zfs and zfs-devel rpms
 981             # the zfs rpm is needed because it has the actual libraries in
 982             # it and the zfs-devel rpm only has unversioned symlinks to the
 983             # libraries in the zfs rpm
 984             # this will all change one day when we have a libzfs rpm per
 985             # https://github.com/zfsonlinux/zfs/issues/2329
 986             # and it looks like it could be one day soon:
 987             # https://github.com/zfsonlinux/zfs/pull/2341
 988             local devel_rpms=$(ls -1 $TOPDIR/RPMS/*/{$pkg-devel,$pkg-$SPLZFSVER,lib*}-*.rpm)
 989             for rpm in $devel_rpms; do
 990                 rpm2cpio $rpm | cpio -id
 991             done
 992             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR ${CONFIGURE_FLAGS}"
 993         fi
 994         popd
 995
 996         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
 997         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
 998     done
 999
1000     OSDZFSRPM=true
1001
1002     return 0
1003 }
1004
1005 stage() {
1006
1007     [ "$STAGEDIR" ] || return 0
1008
1009     for arch in $BUILD_ARCHS; do
1010         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1011         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1012         mkdir -p "${rpmdir}"
1013         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1014         if [ -d RPMS/noarch ]; then
1015             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1016         fi
1017     done
1018
1019     cp -v "$LUSTRE" "$STAGEDIR"
1020
1021 }
1022
1023 set_rpm_smp_type() {
1024
1025     local infact_arch="${TARGET_ARCH}"
1026
1027     RPMSMPTYPE=""
1028     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1029
1030     local smp_type
1031     for smp_type in $SMP_ARCHS; do
1032         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1033     done
1034
1035     for smp_type in $BIGSMP_ARCHS; do
1036         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1037     done
1038
1039     for smp_type in $PPC64_ARCHS; do
1040         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1041     done
1042
1043     for smp_type in $DEFAULT_ARCHS; do
1044         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1045     done
1046
1047 }
1048
1049 # This function takes a linux include tree and digs out the linux release
1050 # from it. It is never called directly, only called from the distro
1051 # specific function find_linux_release() in lbuild-{rhel,sles}.
1052 _find_linux_release() {
1053     local SRC="$1"
1054     local LINUXRELEASEHEADER=""
1055
1056     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1057     if [ -s $SRC/include/generated/utsrelease.h ]; then
1058         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1059     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1060         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1061     fi
1062
1063     if [ ! -s $LINUXRELEASEHEADER ]; then
1064         fatal 1 "could not find UTS_RELEASE"
1065     fi
1066
1067     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1068 }
1069
1070 # unpack kernel(/source/devel) RPM
1071 #
1072 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1073 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1074 # contain a list of arches for which rpmbuild commands (including the one for
1075 # lustre itself)
1076 unpack_linux_devel_rpm() {
1077     local kernelrpm="${1}"
1078
1079     [ -f "$kernelrpm" ] || return 255
1080     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1081
1082     pushd $TOPDIR/reused &>/dev/null || return 255
1083
1084     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1085         return 255
1086     fi
1087
1088     # call a distro specific hook, if available
1089     if type -p unpack_linux_devel_rpm-$DISTROMAJ; then
1090         if ! unpack_linux_devel_rpm-$DISTROMAJ "$kernelrpm"; then
1091             return 255
1092         fi
1093     fi
1094
1095     popd &>/dev/null
1096
1097     find_linux_devel_paths $TOPDIR/reused
1098
1099     return 0
1100
1101 }
1102
1103 build_kernel_ib() {
1104     local linux="$1"
1105     local kib_prefix="$2"
1106     local kib_rpm="$3"
1107
1108     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1109     local K_SRC="K_SRC"
1110     # ofed 1.3 had a bug in the rpm spec
1111     if [ "$OFED_VERSION" = "1.3" ]; then
1112         K_SRC="KSRC"
1113     fi
1114
1115     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1116     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod --with-qib-mod"
1117
1118     if compare_version $OFED_VERSION 3.0; then
1119         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1120     else
1121         OFED_HARDWARE="$OFED_HARDWARE --with-mlx5-mod --with-cxgb4-mod --with-ocrdma-mod --with-qib-mod"
1122     fi
1123
1124     # some I/B drivers are architecture dependent and kernel-ib's configure
1125     # does not figure it out for us ~sigh~
1126     case "$TARGET_ARCH" in
1127         ppc64)
1128             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1129             ;;
1130     esac
1131     # we're no longer shipping the OFED iSCSI target
1132     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1133     OFED_ISCSI="--with-srp-mod"
1134     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1135     ##kernels >= 2.6.30)
1136     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1137     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1138     #fi
1139
1140     # assume we are just rebuilding the SRPM
1141     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1142     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1143
1144     # but switch to building from the SPEC if we need to apply patches
1145     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1146         BUILD_TYPE="-bb"
1147         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1148         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1149         local file ed_fragment1 ed_fragment2 n=1
1150         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1151             ed_fragment1="$ed_fragment1
1152 Patch$n: ${file%%*/}"
1153             ed_fragment2="$ed_fragment2
1154 %patch$n -p0"
1155             cp $file ${TOPDIR}/SOURCES
1156             let n=$n+1
1157         done
1158         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1159             # Only apply the ed-scripts that should be used for the canonical target
1160             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1161             # convention
1162             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1163             # To apply the same change to multiple canonical target simply specify
1164             # a list of colon separated canoncial target names in the file name.
1165             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1166                                    -e ":${CANONICAL_TARGET}.ed$"
1167             if [ $? -eq 0 ] ; then
1168                 ed_fragment3="$ed_fragment3
1169 $(cat $file)"
1170                 let n=$n+1
1171             fi
1172         done
1173
1174         if [ $n -gt 1 ]; then
1175             ed $SOURCE <<EOF
1176 /^Source: /a
1177 $ed_fragment1
1178 .
1179 /^%setup /a
1180 $ed_fragment2
1181 .
1182 $ed_fragment3
1183 wq
1184 EOF
1185         fi
1186     fi
1187
1188     local linuxrelease=$(find_linux_release)
1189     if compare_version $OFED_VERSION 3.0; then
1190         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1191     fi
1192     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1193                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1194                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1195                   --define "KVERSION ${linuxrelease}" \
1196                   --define "$K_SRC ${linux}" \
1197                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1198                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1199                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1200                   ${SOURCE} 2>&1; then
1201         fatal 1 "Error building ${kib_rpm}"
1202     fi
1203
1204 }
1205
1206 store_for_reuse() {
1207     local articles="$1"
1208     local module="$2"
1209     local location="$3"
1210     local signature="$4"
1211     local use_links="$5"
1212
1213     local linkflag=""
1214     if $use_links; then
1215         linkflag="l"
1216     fi
1217
1218     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1219     if [ -z "$default_iface" ]; then
1220         fatal 1 "Failed to determine the default route interface"
1221     fi
1222     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1223     if [ -z "$unique_id" ]; then
1224         fatal 1 "Failed to determine a unique id from interface $default_interface"
1225     fi
1226
1227     local finallocation="$location"/"$signature"/"$module"
1228     location="$location"/"$signature-${unique_id}"/"$module"
1229     mkdir -p "$location"
1230     # the cleanup script removes any directory that doesn't have a
1231     # .lastused, so let's try to prevent that as soon as we can
1232     # this solution still slightly racy with the cleanup script
1233     # but the race is a lot tighter now
1234     touch -t 197001010000 "$location/.lastused"
1235     ## use eval/echo here to make sure shell expansions are performed
1236     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1237     local article
1238     for article in $(eval echo $articles); do
1239         if ! cp -a${linkflag} "$article" "$location"; then
1240             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1241             # rename the cache location so that it's not cached
1242             # product, but is around for analysis
1243             mv "$location"{,-bad-$(date +%s)} ||
1244                 error "failed to clean up a failed cache attempt" \
1245                       "in \"$location\" -- manual cleanup will be" \
1246                       "necessary"
1247             return 1
1248         fi
1249     done
1250
1251     # flag the cache as complete (i.e. in case lbuild was previously
1252     # interrupted while caching)
1253     touch "$location/.lastused"
1254
1255     # put the temporary location into the final location
1256     # (last one wins)
1257     mkdir -p "${finallocation%/*}"
1258     mv "$location" "$finallocation"
1259     rmdir "${location%/*}"
1260     return 0
1261
1262 }
1263
1264 reuse() {
1265     local module="$1"
1266     local dest="$2"
1267     local use_links="${3:-false}"
1268     local signature="$4"
1269
1270     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1271         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1272             # the .lastused flag is populated at the end of the caching to
1273             # signal that the caching was completed.  if that flag is not
1274             # there, then the cache is invalid (and should be removed in fact)
1275             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1276                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1277             return 1
1278         fi
1279
1280         # so that we know how stale this entry is
1281         touch $REUSEBUILD/$signature/$module/.lastused
1282
1283         if $use_links; then
1284             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1285                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1286             fi
1287         else
1288             # copying is pretty heavy
1289             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1290             # do some creative symlinking instead
1291             local dir
1292             for dir in BUILD SRPMS SPECS; do
1293                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1294                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1295                 fi
1296             done
1297             # sources have to be copied by file because we need SOURCES to
1298             # be a dir we can write into
1299 # could overrun ls's arg list here
1300             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1301             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1302                 xargs ln -t $dest/SOURCES -s
1303
1304             # same for RPMS/* dirs
1305 # could overrun ls's arg list here
1306             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1307             local dir
1308             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1309                 mkdir -p $dest/RPMS/${dir##*/}
1310                 find $dir -type f |
1311                   xargs ln -t $dest/RPMS/${dir##*/} -s
1312             done
1313         fi
1314         return 0
1315     else
1316         return 1
1317     fi
1318 }
1319
1320 basearch() {
1321     local arch="$1"
1322
1323     if [[ $arch = i[3456]86 ]]; then
1324         echo "i386"
1325     else
1326         echo "$arch"
1327     fi
1328
1329 }
1330
1331 build_kernel_with_srpm() {
1332     local outfd=$1
1333
1334     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1335         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1336     fi
1337
1338     # need to generate the patch for this target
1339     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1340
1341     # get an md5sum of the kernel patch + config for reuse check
1342     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1343     #     in BUILD_ARCHS
1344     local release_str
1345     if $RELEASE; then
1346         local release_str="RELEASE=$RELEASE\n"
1347     fi
1348
1349     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1350         local REUSE_SIGNATURE=$({ echo -en $release_str;
1351                                   echo $BUILD_GEN;
1352                                   cat "$CONFIG_FILE";
1353                                   cat "$TARGET_FILE";
1354                                   cat "$FULL_PATCH";
1355                                   cat "$LBUILD_DIR/lbuild";
1356                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1357                                 md5sum | cut -d" " -f1)
1358         # see if we can link to the reuse pool
1359         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1360         #       "library"
1361         local CAN_LINK_FOR_REUSE=false
1362         touch $REUSEBUILD/$$
1363         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1364             CAN_LINK_FOR_REUSE=true
1365         fi
1366         rm $REUSEBUILD/$$
1367     fi
1368
1369     # the extra version string to use for the kernel (which might be a reused
1370     # kernel, remember)
1371     local kernel_extra_version=""
1372     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1373                                    "$REUSE_SIGNATURE"; then
1374         # nothing cached, build from scratch
1375         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1376             echo "Downloading kernel SRPM" >&${outfd}
1377             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1378         fi
1379
1380         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1381                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1382             # should we clean this up or leave it for analysis?
1383             #rm -rf $RPMTOPDIR
1384             fatal 1 "Error installing kernel SRPM."
1385         fi
1386
1387         # put the Lustre kernel patch into the RPM build tree
1388         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1389         prepare_and_build_srpm >&${outfd} ||
1390             fatal 1 "failed to prepare_and_build_srpm"
1391
1392         if [ -z "$REUSE_SIGNATURE" ]; then
1393             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1394         else
1395             # store the resulting kernel RPM build tree for future use
1396             echo "Storing the built kernel for future reuse" >&${outfd}
1397             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1398                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1399                                  "$CAN_LINK_FOR_REUSE"; then
1400                 error "Failed to store kernel RPMS for reuse"
1401                 echo "unknown" >&${outfd}
1402                 return 1
1403             fi
1404         fi
1405     fi  # build reuse
1406
1407     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1408     local KERNEL_RPM
1409     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1410         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1411     fi
1412     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1413
1414     # should now have the following RPMs
1415     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1416     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1417     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1418     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1419     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1420
1421     echo $kernel_extra_version
1422     return 0
1423
1424 }
1425
1426 # build OFED
1427 # globals used:
1428 #    TOPDIR
1429 #    REUSEBUILD, USE_BUILD_CACHE
1430 #    CONFIGURE_FLAGS
1431
1432 build_ofed() {
1433     local linux="$1"
1434     local ofed_version="$2"
1435     local kib_prefix
1436     local kib_rpm
1437
1438     # if an ofed version is given, then it means use OFED proper,
1439     # not any vendor specific "inkernel" version
1440     if [ -z "$ofed_version" ]; then
1441         return 0
1442     fi
1443
1444     if [ "$ofed_version" = "inkernel" ]; then
1445         # see if there is a distro specific override for this and use
1446         # that if it exists
1447         # XXX we need to better integrate a distro specific override with
1448         #     the rest of this function so that all of the reuse cache
1449         #     stuff is leveraged given that 80% of this function is reuse
1450         if type -p build_ofed-$DISTROMAJ; then
1451             local ofed_location
1452             ofed_location=$(build_ofed-$DISTROMAJ ${STDOUT})
1453             local rc=${PIPESTATUS[0]}
1454             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1455             return $rc
1456         else
1457             return 0
1458         fi
1459     elif compare_version $OFED_VERSION 3.0; then
1460         kib_prefix="ofa_kernel"
1461         kib_rpm="kernel-ib"
1462     else
1463         kib_prefix="compat-rdma"
1464         kib_rpm="compat-rdma"
1465     fi
1466
1467     # build kernel-ib/compat-rdma
1468     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1469         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1470                                   echo "$(find_linux_release;
1471                                   echo "$BUILD_GEN")";
1472                                   cat "${linux}/include/linux/autoconf.h";
1473                                   cat "$LBUILD_DIR/lbuild";
1474                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1475                                 md5sum | cut -d" " -f1)
1476         # see if we can link to the reuse pool
1477         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1478         #       "library"
1479         local CAN_LINK_FOR_REUSE=false
1480         touch $REUSEBUILD/$$
1481         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1482             CAN_LINK_FOR_REUSE=true
1483         fi
1484         rm $REUSEBUILD/$$
1485     fi
1486
1487     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1488                                    "$REUSE_SIGNATURE"; then
1489         if [ -n "$REUSE_SIGNATURE" ]; then
1490             # stash away the existing built articles for a moment
1491             mkdir bak
1492             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1493             function mv_back {
1494                 pushd bak
1495                 find . | cpio -pudlm ..
1496                 popd
1497                 rm -rf bak
1498             }
1499             create_rpmbuild_dirs
1500         fi
1501         # build it
1502         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1503
1504         if [ -z "$REUSE_SIGNATURE" ]; then
1505             echo "No reuse signature was caculated so not storing the built ofed"
1506         else
1507             # store the resulting RPM build tree for future use
1508             echo "Storing the built ofed for future reuse"
1509             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1510                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1511                                  "$CAN_LINK_FOR_REUSE"; then
1512                 error "Failed to store OFED RPMS for reuse"
1513                 mv_back
1514                 return 1
1515             fi
1516             # put the stuff we stashed away back
1517             mv_back
1518         fi
1519     fi
1520
1521     pushd "$TOPDIR" >/dev/null
1522     rm -rf ${kib_rpm}-devel
1523     mkdir ${kib_rpm}-devel
1524     cd ${kib_rpm}-devel
1525     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1526     # might be present on the file
1527     #local linuxrelease=$(find_linux_release)
1528     #ofed_version=$(echo $ofed_version |
1529     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1530     # FIXME
1531     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1532     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1533     # number, but currectly not. Once OFED fix this in the future release, we
1534     # can remove following filter.
1535     #ofed_version=$(echo $ofed_version |
1536     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1537     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1538     # I dont' know why we have gone through the trouble to filter out the name
1539     # of the rpm there should only be one ${kib_rpm}-devel built
1540     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1541     if ! rpm2cpio < $rpm | cpio -id; then
1542         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1543     fi
1544     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1545     popd >/dev/null
1546
1547 }
1548
1549 build_with_srpm() {
1550
1551     if ! $PATCHLESS; then
1552         local kernel_extra_version
1553         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1554             fatal 1 "Failed to build the kernel from it's SRPM"
1555         fi
1556
1557         for arch in $BUILD_ARCHS; do
1558             local kernel_devel_rpm
1559             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1560                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1561             fi
1562
1563             # install the -devel RPM in preparation for modules builds
1564             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1565                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1566                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1567             fi
1568         done
1569     else
1570         # need to find and unpack the vendor's own kernel-devel for patchless
1571         # client build
1572         local kernelrpm
1573         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1574             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in $KERNELRPMSBASE/$lnxmaj/$DISTROMAJ"
1575         fi
1576         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1577             fatal 1 "Could not find the Linux tree in $kernelrpm"
1578         fi
1579     fi
1580
1581     # ~sigh~  have to make copies of and modify some of the rpm
1582     # infrastructure files so that find-requires can find our unpacked
1583     # kernel-devel artifacts
1584     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1585     FIND_REQUIRES="$(pwd)/find-requires"
1586     chmod 755 {symset-table,find-requires{,.ksyms}}
1587     local tmp="$(pwd)"
1588     tmp="${tmp//\//\\/}"
1589     ed find-requires <<EOF
1590 1a
1591 set -x
1592 .
1593 /|.*find-requires.ksyms/s/|/| bash -x/
1594 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1595 wq
1596 EOF
1597     ed find-requires.ksyms <<EOF
1598 1a
1599 set -x
1600 .
1601 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1602 wq
1603 EOF
1604     ed symset-table <<EOF
1605 1a
1606 set -x
1607 .
1608 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1609 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1610 wq
1611 EOF
1612
1613     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1614         fatal 1 "error building OFED"
1615
1616     # now build Lustre
1617     if build_lustre "$LINUX" "$LINUXOBJ"; then
1618         # the build worked.  resolve any symlinked files (i.e. from reuse)
1619         # in RPMS/$arch to real files so that that that huge mess of
1620         # complication known as LTS can copy them yet somewhere else.
1621         # is it any wonder this whole process is so damn so?  anyone ever
1622         # heard of hardlinks?  it's this cool new thing that allows you save
1623         # tons of time and space by creating... well you can go read about
1624         # them if you have not heard about them yet.
1625         # can i say how much the implemenation of all of this really impedes
1626         # RPM reuse?
1627         local dir
1628         for dir in RPMS/*; do
1629             pushd $dir
1630             for file in $(ls); do
1631                 if [ -h $file ]; then
1632                     cp $file foo
1633                     mv foo $file
1634                 fi
1635             done
1636             popd
1637         done
1638         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1639         # as that's where LTS expects to find them
1640         for dir in RPMS/*; do
1641             if [ $dir = RPMS/$TARGET_ARCH ]; then
1642                 continue
1643             fi
1644             pushd $dir
1645             local files=$(ls)
1646             if [ -n "$files" ]; then
1647                 cp -al $files ../$TARGET_ARCH
1648             fi
1649             popd
1650         done
1651     else
1652         return 1
1653     fi
1654
1655 }
1656
1657 create_rpmbuild_dirs() {
1658
1659     [ -d RPMS ] || mkdir RPMS
1660     for arch in $BUILD_ARCHS; do
1661         if [[ $arch = i?86 ]]; then
1662             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1663             # even if the target arch is i686
1664             [ -d RPMS/i386 ] || mkdir RPMS/i386
1665         fi
1666         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1667     done
1668     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1669     [ -d BUILD ] || mkdir BUILD
1670     [ -d SOURCES ] || mkdir SOURCES
1671     [ -d SPECS ] || mkdir SPECS
1672     [ -d SRPMS ] || mkdir SRPMS
1673
1674 }
1675
1676 new_list() {
1677
1678     echo ""
1679
1680 }
1681
1682 add_list() {
1683     local list="$1"
1684     local item="$2"
1685
1686     echo "$list $item"
1687
1688 }
1689
1690 is_list_member() {
1691     local list="$1"
1692     local item="$2"
1693
1694     [[ $list\  == *\ $item\ * ]]
1695
1696 }
1697
1698 #########################################################################
1699 # Generate a backtrace through the call stack.
1700 #
1701 # Input: None
1702 # Output: None
1703 #########################################################################
1704 backtrace() {
1705     local strip=${1:-1}
1706
1707     local funcname="" sourcefile="" lineno="" n
1708
1709     echo "Call stack: (most recent first)"
1710     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1711         funcname=${FUNCNAME[$n - 1]}
1712         sourcefile=$(basename ${BASH_SOURCE[$n]})
1713         lineno=${BASH_LINENO[$n - 1]}
1714         if [ $n = 1 ]; then
1715             let lineno-=11
1716         fi
1717         # Display function arguments
1718         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1719             local args newarg j p=0
1720             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1721                 newarg=${BASH_ARGV[$j + $p - 1]}
1722                 args="${args:+${args} }'${newarg}'"
1723             done
1724             let p+=${BASH_ARGC[$n - 1]}
1725         fi
1726         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1727     done
1728
1729     echo
1730     echo "BEGIN BACKTRACE"
1731
1732     #echo ${BASH_LINENO[*]}
1733     #echo ${BASH_SOURCE[*]}
1734     #echo ${FUNCNAME[*]}
1735     local i=$((${#FUNCNAME[@]} - 1))
1736     while [ $i -ge 0 ]; do
1737         local lineno=${BASH_LINENO[$i]}
1738         if [ $i = 0 ]; then
1739             let lineno-=11
1740         fi
1741         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1742         # Can't figure out how to get function args from other frames...
1743         local FUNCTION="${FUNCNAME[$i]}()"
1744         echo "$SOURCELINE:$FUNCTION"
1745         i=$((i - 1))
1746     done
1747
1748     echo "END BACKTRACE"
1749
1750     echo $BACKTRACE
1751
1752 }
1753
1754 seen_list=$(new_list)
1755 trap 'set +x;
1756 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1757 Unfortunately the above line number in the message may or may not be correct,
1758 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1759 echo
1760 # have we seen this one
1761 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1762
1763 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1764   echo "seen this one already"
1765 else
1766   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1767 fi
1768 backtrace
1769 ) ; set $xtrace' ERR
1770 set -E
1771
1772 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1773
1774 options=$(getopt -o D:h -l kerneltree:,distro:,kernelrpm:,reusebuild:,patchless,ccache,norpm,external-patches:,timestamp:,extraversion:,kerneldir:,linux:,lustre:,nodownload,nosrc,noiokit,ofed-version:,publish,disable-zfs,release,set-value:,src,stage:,target:,target-archs:,with-linux:,xen -- "$@")
1775
1776 if [ $? != 0 ]; then
1777     usage 1
1778 fi
1779
1780 eval set -- "$options"
1781
1782 while [ "$1" ]; do
1783     case "$1" in
1784         '')
1785             usage 1
1786             ;;
1787         --ccache)
1788             CCACHE='ccache'
1789             shift
1790             ;;
1791         -D)
1792             DATE=$2
1793             shift 2
1794             ;;
1795         --external-patches)
1796             EXTERNAL_PATCHES=$2
1797             shift 2
1798             ;;
1799         --extraversion)
1800             EXTRA_VERSION=$2
1801             shift 2
1802             ;;
1803         --help | -h)
1804             usage 0
1805             ;;
1806         --kerneldir)
1807             KERNELDIR=$2
1808             shift 2
1809             ;;
1810         --kerneltree)
1811             if ! KERNELTREE=$(canon_path "$2"); then
1812                 fatal 1 "Could not determine the canonical location of $2"
1813             fi
1814             shift 2
1815             ;;
1816         --linux | --with-linux)
1817             if ! LINUX=$(canon_path "$2"); then
1818                 fatal 1 "Could not determine the canonical location of $2"
1819             fi
1820             shift 2
1821             ;;
1822         --distro)
1823             DISTRO=$2
1824             shift 2
1825             ;;
1826         --reusebuild)
1827             if ! REUSEBUILD=$(canon_path "$2"); then
1828                 fatal 1 "Could not determine the canonical location of $2"
1829             fi
1830             shift 2
1831             ;;
1832         --norpm)
1833             NORPM=true
1834             shift
1835             ;;
1836         --noiokit)
1837             IOKITRPM=false
1838             shift
1839             ;;
1840         --patchless)
1841             PATCHLESS=true
1842             shift
1843             ;;
1844         --kernelrpm)
1845             if ! KERNELRPMSBASE=$(canon_path "$2"); then
1846                 fatal 1 "Could not determine the canonical location of $2"
1847             fi
1848             shift 2
1849             ;;
1850         --timestamp)
1851             TIMESTAMP=$2
1852             shift 2
1853             ;;
1854         --lustre)
1855             if ! LUSTRE=$(canon_filepath "$2"); then
1856                 fatal 1 "Could not determine the canonical location of $2"
1857             fi
1858             shift 2
1859             ;;
1860         --nodownload)
1861             DOWNLOAD=false
1862             shift 1
1863             ;;
1864         --nosrc)
1865             DO_SRC=false
1866             shift 1
1867             ;;
1868         --ofed-version)
1869             OFED_VERSION="$2"
1870             shift 2
1871             ;;
1872         --publish)
1873             shift
1874             ;;
1875         --disable-zfs)
1876             WITH_ZFS="no"
1877             shift
1878             ;;
1879         --release)
1880             RELEASE=true
1881             shift
1882             ;;
1883         --src)
1884             DO_SRC=true
1885             shift 1
1886             ;;
1887         --stage)
1888             STAGEDIR=$2
1889             shift 2
1890             ;;
1891         --target)
1892             TARGET=$2
1893             shift 2
1894             ;;
1895         --target-archs)
1896             TARGET_ARCHS=$2
1897             shift 2
1898             ;;
1899         --xen)
1900             XEN=true
1901             shift
1902             ;;
1903         --set-value)
1904             eval $2
1905             shift 2
1906             ;;
1907         --)
1908             shift
1909             # there are actually some lustre configure flags that we need to
1910             # handle ourselves (but we still give them to configure)
1911             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
1912                 LUSTRE_TESTS=false
1913             fi
1914             CONFIGURE_FLAGS=$@
1915             break
1916             ;;
1917         *)
1918             usage 1 "Unrecognized option: $1"
1919             ;;
1920     esac
1921 done
1922
1923 check_options
1924
1925 unpack_lustre
1926
1927 load_target
1928
1929 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
1930     download_ofed
1931     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
1932 fi
1933
1934 # make sure the RPM build environment is set up
1935 create_rpmbuild_dirs
1936
1937 # if an unpacked kernel source tree was given on the command line
1938 # just build lustre with it (nothing distro kernel specific here)
1939 if [ -n "$LINUX" ]; then
1940     find_linux_release() {
1941         _find_linux_release $LINUX
1942     }
1943     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1944         fatal 1 "error building OFED"
1945     build_lustre "$LINUX" "$LINUXOBJ"
1946 else
1947     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTROMAJ" ]; then
1948         fatal 1 "${LBUILD_DIR}/lbuild-$DISTROMAJ not found"
1949     fi
1950     source ${LBUILD_DIR}/lbuild-$DISTROMAJ
1951     build_with_srpm || fatal 1 "Failed to build_with_srpm"
1952 fi
1953
1954 stage