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 parse_mpss_info() {
 583     local file="$1"
 584     local build="$2"
 585     local distro="$3"
 586
 587     [ -r "$file" ] || fatal 1 "Could not find MPSS info file"
 588
 589     # convert to MPSS distro naming
 590     distro=${distro/sles/suse}
 591     distro_name=${distro%%-*}
 592
 593     # extract links from MPSS info file
 594     local urls=$(cat "$file" | \
 595         tr -d '\t\r\n' | sed -e 's?\(</[a-zA-Z]*>\)?\1\n?g' | \
 596         grep '.intel.com/' | \
 597         sed -e 's/^.*[hH][rR][eE][fF]="\([^>"]\+\)".*$/\1/g' | \
 598         grep '.tar')
 599     local res2=""
 600     local res3=""
 601     for url in $urls; do
 602         local ver2=""
 603         local ver3=""
 604         # Try to match with MPSS 3.3 package
 605         if [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-linux.tar ]]; then
 606             ver3=${url##*mpss-}
 607             ver3=${ver3%%-linux.tar}
 608         # Try to match with MPSS 3.x or 3.x.x distro package
 609         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-$distro.tar ]]; then
 610             ver3=${url##*mpss-}
 611             ver3=${ver3%%-$distro.tar}
 612         # Try to match with MPSS 3.x or 3.x.x source package
 613         elif [[ $url =~ mpss-src-[0-9].[0-9](.[0-9]*)?.tar ]]; then
 614             ver3=${url##*mpss-src-}
 615             ver3=${ver3%%.tar}
 616         # Try to match with MPSS 3.x or 3.x.x cross compiler package
 617         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-k1om.tar ]]; then
 618             ver3=${url##*mpss-}
 619             ver3=${ver3%%-k1om.tar}
 620         # Try to match with MPSS 2.1.x source package
 621         elif [[ $url =~ _src-[0-9].[0-9].[0-9]*-[0-9]*_$distro_name.tar ]]; then
 622             ver2=${url##*_src-}
 623             ver2=${ver2%%_$distro_name.tar}
 624         fi
 625
 626         if [ -n "$ver3" ]; then
 627             ver3="${ver3}-0"
 628             if [ -z "$build" ]; then
 629                 res3="$ver3"
 630             elif [ "${build%%-*}" = "${ver3%%-*}" ]; then
 631                 res3="$res3 $url"
 632             fi
 633         elif [ -n "$ver2" ]; then
 634             if [ -z "$build" ]; then
 635                 res2="$ver2"
 636             elif [ "$build" = "$ver2" ]; then
 637                 res2="$res2 $url"
 638             fi
 639         fi
 640
 641     done
 642
 643     if [ -z "$build" ]; then
 644         # return a last version of MPSS
 645         if [ -n "$res3" ]; then
 646             echo "$res3"
 647         else
 648             echo "$res2"
 649         fi
 650     elif [ "${build%%.*}" = "3" ]; then
 651         # return URLs from MPSS info file
 652         echo "$res3"
 653     else
 654         # return URLs from MPSS info file
 655         echo "$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" ] && return 0
 675
 676     local url
 677     local i=0
 678     for url in $urls; do
 679         file="$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part$i.tar"
 680         download_file "$url" "$file" "$force"
 681         i=$((i+1))
 682     done
 683 }
 684
 685 load_target() {
 686
 687     EXTRA_VERSION_save="$EXTRA_VERSION"
 688     for patchesdir in "$EXTERNAL_PATCHES" \
 689                       "$TOPDIR/lustre/lustre/kernel_patches"; do
 690         TARGET_FILE="$patchesdir/targets/$TARGET.target"
 691         [ -r "$TARGET_FILE" ] && break
 692     done
 693     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
 694
 695     echo "Loading target config file $TARGET.target..."
 696
 697     # if the caller specified an OFED_VERSION it should override whatever
 698     # the target file specifies
 699     local env_OFED_VERSION="$OFED_VERSION"
 700
 701     . "$TARGET_FILE"
 702
 703     if [ -n "$env_OFED_VERSION" ]; then
 704         OFED_VERSION="$env_OFED_VERSION"
 705     fi
 706
 707     # doesn't make any sense to build OFED for xen domX's
 708     if $XEN; then
 709         OFED_VERSION=""
 710     fi
 711
 712     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
 713     #       go away and the target just specify the $RPMSMPTYPE
 714     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
 715
 716     # CC might have been overwritten in TARGET_FILE
 717     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
 718         export CCACHE && export CC="ccache $CC"
 719     fi
 720
 721     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
 722         KERNELDIR="$KERNELTREE/${lnxmaj}"
 723         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
 724     fi
 725
 726     # verify the series is available
 727     if [ "$SERIES" ]; then
 728         for series in $SERIES; do
 729             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 730                 [ -r "$patchesdir/series/$series" ] && continue 2
 731             done
 732             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."
 733         done
 734     fi
 735
 736     # set the location of the .config file
 737     local XENPOSTFIX=""
 738     if $XEN; then
 739         XENPOSTFIX="-xen"
 740     fi
 741
 742     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
 743         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
 744     fi
 745
 746     local lnxrelnew=${lnxrel//-/_}
 747
 748     # remember the EXTRA_VERSION before we diddle it here
 749     # XXX - we really should not diddle with any values read in from the
 750     #       target file.  if we want to modify a value, we should create
 751     #       a new variable.
 752     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
 753
 754     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
 755         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
 756     fi
 757
 758     if [ "$EXTRA_VERSION_save" ]; then
 759         EXTRA_VERSION="$EXTRA_VERSION_save"
 760     elif ! $RELEASE; then
 761         # if there is no patch series, then this is not a lustre specific
 762         # kernel.  don't make it look like one
 763         if $PATCHLESS || [ -n "$SERIES" ]; then
 764             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
 765             if ! $PATCHLESS && [ -n "$BUILDID" ]; then
 766                 EXTRA_VERSION="${EXTRA_VERSION}.${BUILDID}"
 767             fi
 768         fi
 769     fi
 770     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
 771
 772     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
 773
 774     BUILD_ARCHS=
 775     for arch in $(uniqify "$ALL_ARCHS"); do
 776         if [ -z "$TARGET_ARCHS" ] ||
 777            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
 778             BUILD_ARCHS="$BUILD_ARCHS $arch"
 779         fi
 780     done
 781     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
 782     echo "Building for: $BUILD_ARCHS"
 783 }
 784
 785 tarflags() {
 786     local file="$1"
 787
 788     echo -n '--wildcards '
 789     case "$file" in
 790         '')
 791             fatal 1 "tarflags(): File name argument missing."
 792             ;;
 793         *.tar.gz | *.tgz)
 794             echo '-zxf'
 795             ;;
 796         *.tar.bz2)
 797             echo '-jxf'
 798             ;;
 799         *.tar)
 800             echo '-xf'
 801             ;;
 802         *)
 803             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
 804             ;;
 805     esac
 806
 807 }
 808
 809 untar() {
 810     local tarfile="$1"
 811     shift
 812     local extractfile="$@"
 813
 814     echo "Untarring ${tarfile##*/}..."
 815     tar $(tarflags "$tarfile") "$tarfile" $extractfile
 816
 817 }
 818
 819 unpack_ofed() {
 820
 821     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
 822         return 1
 823     fi
 824     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
 825
 826 }
 827
 828 unpack_lustre() {
 829
 830     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
 831     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
 832
 833 }
 834
 835 unpack_mpss() {
 836
 837     [ -d mpss ] && return 0
 838
 839     if [ "$MPSS_MAJ" = "3" ]; then
 840         local file
 841         local i
 842         for i in $(seq 0 9); do
 843             file="$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part$i.tar"
 844             if [ -r "$file" ]; then
 845                 untar "$file" \
 846                     "mpss-$MPSS_VER/*/linux-*.tar.bz2" \
 847                     "mpss-$MPSS_VER/*/kernel-dev-*.rpm" \
 848                     "mpss-$MPSS_VER/*/ofed-driver-devel-*.rpm" \
 849                     "mpss-$MPSS_VER/*/ofed-driver-*-devel-*.rpm"
 850             fi
 851         done
 852         # Extract kernel configs
 853         file=$(find mpss-$MPSS_VER -type f -path "*/kernel-dev-*.rpm" -print -quit)
 854         if ! rpm2cpio "$file" | cpio -idm; then
 855             echo "Error extracting MPSS kernel configs"
 856             return 1
 857         fi
 858         # Unpack kernel sources
 859         file=$(find mpss-$MPSS_VER -type f -path "*/linux-*.tar.bz2" -print -quit)
 860         if ! untar "$file"; then
 861             echo "Error unpacking MPSS kernel sources"
 862             return 1
 863         fi
 864         # Extract OFED headers
 865         file=$(find mpss-$MPSS_VER -type f -path "*/ofed-driver-*-devel-*.rpm" -print -quit)
 866         if ! rpm2cpio "$file" | cpio -idm; then
 867             # Name was changed in MPSS 3.3
 868             file=$(find mpss-$MPSS_VER -type f -path "*/ofed-driver-devel-*.rpm" -print -quit)
 869             if ! rpm2cpio "$file" | cpio -idm; then
 870                 echo "Error extracting MPSS OFED headers"
 871                 return 1
 872             fi
 873         fi
 874         # Remove unpacked archives to save space
 875         rm -rf mpss-$MPSS_VER
 876         # Make link to MPSS kernel sources
 877         ln -sf linux-* mpss
 878     else
 879         local dir="mpss-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO%%-*}"
 880
 881         mkdir $dir || return 255
 882         pushd $dir >/dev/null || return 255
 883         if ! untar "$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part0.tar" "*/gpl/*full_src*"; then
 884             popd >/dev/null
 885             rm -rf $dir
 886             echo "Error unpacking MPSS tarball 1"
 887             return 1
 888         fi
 889         local file=$(find . -type f -path "*/gpl/*full_src*")
 890         if ! untar "$file"; then
 891             popd >/dev/null
 892             rm -rf $dir
 893             echo "Error unpacking MPSS tarball 2"
 894             return 1
 895         fi
 896         popd >/dev/null
 897         ln -sf $dir mpss
 898     fi
 899
 900 }
 901
 902 do_patch_linux() {
 903
 904     local do_patch=${1:-true}
 905
 906     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
 907     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
 908     $do_patch && pushd linux >/dev/null
 909     for series in $SERIES; do
 910         echo -n "Applying series $series:"
 911         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 912             [ -r "$patchesdir/series/$series" ] || continue
 913             SERIES_FILE="$patchesdir/series/$series"
 914             for patch in $(<"$SERIES_FILE"); do
 915                 echo -n " $patch"
 916                 PATCH_FILE="$patchesdir/patches/$patch"
 917                 [ -r "$PATCH_FILE" ] || \
 918                     fatal 1 "Patch $patch does not exist in Lustre tree."
 919                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
 920                     rm -f $FULL_PATCH
 921                     fatal 1 "Error adding patch $patch to full patch."
 922                 }
 923                 if $do_patch; then
 924                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
 925                         rm -f $FULL_PATCH
 926                         fatal 1 "Error applying patch $patch."
 927                     }
 928                 fi
 929             done
 930             break
 931         done
 932         echo
 933     done
 934     $do_patch && popd >/dev/null
 935     echo "Full patch has been saved in ${FULL_PATCH##*/}."
 936
 937 }
 938
 939 build_lustre() {
 940     local linux="$1"
 941     local linuxobj="$2"
 942
 943     cp "$LUSTRE" SOURCES
 944
 945     pushd lustre >/dev/null
 946
 947     if ! build_lustre_dkms; then
 948         popd >/dev/null # pushd lustre
 949         return 255
 950     fi
 951
 952     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
 953     local targets arch
 954     for arch in $BUILD_ARCHS; do
 955         targets="--target $arch $targets"
 956     done
 957
 958     local rpmbuildopt='-tb'
 959     if $NORPM; then
 960         rpmbuildopt='-tc'
 961         echo NORPM mode. Only compiling.
 962     fi
 963
 964     # If server we now build the spl and zfs modules against the lustre kernel.
 965     # These are required prior to the building of lustre server. Client does
 966     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
 967     # line above so is at least consistant.
 968     if [ $PATCHLESS == false ] && [ "x$WITH_ZFS" == "x" ]; then
 969         if ! build_spl_zfs; then
 970             popd >/dev/null # pushd lustre
 971             return 255
 972         fi
 973     fi
 974
 975     if $PATCHLESS; then
 976         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
 977         if [ -n "$CROSS_SUFFIX" ]; then
 978             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
 979         fi
 980     fi
 981
 982     # ditto for the lustre-tests boolean
 983     if ! $LUSTRE_TESTS; then
 984         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
 985     fi
 986
 987     if ! $IOKITRPM; then
 988         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
 989     fi
 990
 991     local osd_zfs=""
 992     if $OSDZFSRPM; then
 993         osd_zfs="yes"
 994     fi
 995
 996     local osd_ldiskfs=""
 997     if $OSDLDISKFSRPM; then
 998         osd_ldiskfs="yes"
 999     fi
1000
1001     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
1002     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args ${CONFIGURE_FLAGS}\""
1003     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1004     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1005     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1006     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1007
1008     # allow environment setting to override ldiskfs series selection
1009     [ -n "$LDISKFS_SERIES" ] && export LDISKFS_SERIES
1010
1011     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1012         ${osd_zfs:+--with zfs} \
1013         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1014         fatal 1 "Error building rpms for $BUILD_ARCHS."
1015
1016     if $DO_SRC; then
1017         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1018             popd >/dev/null
1019             return 255
1020         fi
1021     fi
1022     popd >/dev/null
1023
1024 }
1025
1026 # Only zfs Lustre DKMS Server is supported
1027 build_lustre_dkms() {
1028     [ -n "$MPSS_VERSION" ] && return 0
1029     local ver=$(eval echo  $(awk '/LUSTRE_VERSION_STRING/ {print $3}'  lustre/include/lustre_ver.h))
1030     echo "Building Lustre DKMS RPMs for: $BUILD_ARCHS..."
1031     ./configure --enable-dist || return 255
1032
1033     if $PATCHLESS; then
1034         $RPMBUILD --define="_topdir $TOPDIR" --without servers -bs lustre-dkms.spec || return 255
1035         $RPMBUILD --rebuild --define="_topdir $TOPDIR" --without servers $TOPDIR/SRPMS/lustre-client-dkms-$ver-*.src.rpm || return 255
1036     else
1037         $RPMBUILD --define="_topdir $TOPDIR" -bs lustre-dkms.spec || return 255
1038         $RPMBUILD --rebuild --define="_topdir $TOPDIR" $TOPDIR/SRPMS/lustre-dkms-$ver-*.src.rpm || return 255
1039     fi
1040     return 0
1041 }
1042
1043 ###
1044 # build_spl_zfs
1045 #
1046 # Fetch spl/zfs from the git repo and prepare for lustre build
1047 #
1048 # Overrides:
1049 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1050 #   SPLZFSTAG     - Tag to checkout of clone repositories
1051 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1052 #
1053 # return 0 if successful, else 255
1054 build_spl_zfs() {
1055     # make sure the RPM build environment is set up
1056     pushd $TOPDIR
1057     create_rpmbuild_dirs
1058     popd
1059
1060     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1061     # destination for the rpms
1062     export RPM_BUILD_ROOT=$TOPDIR
1063     SPLZFSVER=${SPLZFSVER:-0.6.4.2}
1064     SPLZFSTAG=${SPLZFSTAG:-}
1065
1066     # The files expect a kver to be set to the kernel version .
1067     local kver=$(find_linux_release)
1068
1069     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1070     local pkg
1071     for pkg in spl zfs; do
1072
1073         local rpmpkg
1074
1075         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1076
1077         # need to fetch the repo in order to build it.
1078         # default to github but allow override
1079         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1080
1081         pushd $pkg || return 255
1082         if [ -n "$SPLZFSTAG" ]; then
1083             git checkout $SPLZFSTAG
1084         else
1085             git checkout -b lbuild $pkg-$SPLZFSVER
1086         fi
1087
1088         # This differentiates between older zfs versions
1089         if [ -f $pkg-modules.spec.in ]; then
1090             rpmpkg=$pkg-modules
1091             specdir=.
1092             speclist="$pkg.spec $rpmpkg.spec"
1093         else
1094             rpmpkg=kmod-$pkg-devel
1095             specdir=rpm/generic
1096             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1097         fi
1098
1099         sh autogen.sh || return 255
1100
1101         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1102                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1103             ! make dist 2>&1; then
1104             popd
1105             return 255
1106         fi
1107         popd
1108
1109         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1110            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1111         if [ -f $pkg/scripts/kmodtool ]; then
1112             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1113         fi
1114
1115         local rpmb
1116         if $DO_SRC; then
1117             rpmb=-ba
1118         else
1119             rpmb=-bb
1120         fi
1121
1122         # set search dir for our own kmodtool to find correct
1123         # directories
1124         export KERNELSOURCE=$(dirname ${LINUX})
1125         # Manually build rpms
1126         for spec in $speclist; do
1127             echo "Building RPMs from $pkg/$specdir/$spec"
1128             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1129                 --nodeps -v \
1130                 --define "require_kdir ${LINUX}" \
1131                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1132                 ${spldir:+--define "require_spldir ${spldir}"} \
1133                 --define "kver $kver" \
1134                 --define "kernels $kver" \
1135                 --define "_tmppath /var/tmp" \
1136                 --define "kernelbuildroot $TOPDIR/reused" \
1137                 --define "_topdir $TOPDIR" 2>&1; then
1138                 return 255
1139             fi
1140         done
1141
1142         # We have built the rpms for the package. Now we need to extract the
1143         # contained files so we can build further things against them
1144         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1145
1146         # cpio only extract to pwd so we need to go there.
1147         pushd $TOPDIR
1148         local rpm
1149         for rpm in $rpms; do
1150             rpm2cpio $rpm | cpio -id
1151         done
1152
1153         if [ "$pkg" == "zfs" ]; then
1154             # We also need to extract both the zfs and zfs-devel rpms
1155             # the zfs rpm is needed because it has the actual libraries in
1156             # it and the zfs-devel rpm only has unversioned symlinks to the
1157             # libraries in the zfs rpm
1158             # this will all change one day when we have a libzfs rpm per
1159             # https://github.com/zfsonlinux/zfs/issues/2329
1160             # and it looks like it could be one day soon:
1161             # https://github.com/zfsonlinux/zfs/pull/2341
1162             local devel_rpms=$(ls -1 $TOPDIR/RPMS/*/{$pkg-devel,$pkg-$SPLZFSVER,lib*}-*.rpm)
1163             for rpm in $devel_rpms; do
1164                 rpm2cpio $rpm | cpio -id
1165             done
1166             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR ${CONFIGURE_FLAGS}"
1167         fi
1168         popd
1169
1170         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1171         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1172     done
1173
1174     OSDZFSRPM=true
1175
1176     return 0
1177 }
1178
1179 prepare_mpss() {
1180
1181     pushd mpss >/dev/null || return 255
1182     if [ "$MPSS_MAJ" = "3" ]; then
1183         cp -f ../boot/config-* .config
1184         if ! make ARCH=k1om silentoldconfig ; then
1185             popd >/dev/null
1186             return 1
1187         fi
1188         if ! make ARCH=k1om modules_prepare ; then
1189             popd >/dev/null
1190             return 1
1191         fi
1192         cp -f ../boot/Module.symvers-* Module.symvers
1193     else
1194         if ! make defconfig-miclinux; then
1195             popd >/dev/null
1196             return 1
1197         fi
1198         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1199             popd >/dev/null
1200             return 1
1201         fi
1202     fi
1203     popd >/dev/null
1204
1205 }
1206
1207 stage() {
1208
1209     [ "$STAGEDIR" ] || return 0
1210
1211     for arch in $BUILD_ARCHS; do
1212         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1213         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1214         mkdir -p "${rpmdir}"
1215         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1216         if [ -d RPMS/noarch ]; then
1217             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1218         fi
1219     done
1220
1221     cp -v "$LUSTRE" "$STAGEDIR"
1222
1223 }
1224
1225 set_rpm_smp_type() {
1226
1227     local infact_arch="${TARGET_ARCH}"
1228
1229     RPMSMPTYPE=""
1230     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1231
1232     local smp_type
1233     for smp_type in $SMP_ARCHS; do
1234         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1235     done
1236
1237     for smp_type in $BIGSMP_ARCHS; do
1238         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1239     done
1240
1241     for smp_type in $PPC64_ARCHS; do
1242         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1243     done
1244
1245     for smp_type in $DEFAULT_ARCHS; do
1246         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1247     done
1248
1249 }
1250
1251 # This function takes a linux include tree and digs out the linux release
1252 # from it. It is never called directly, only called from the distro
1253 # specific function find_linux_release() in lbuild-{rhel,sles}.
1254 _find_linux_release() {
1255     local SRC="$1"
1256     local LINUXRELEASEHEADER=""
1257
1258     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1259     if [ -s $SRC/include/generated/utsrelease.h ]; then
1260         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1261     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1262         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1263     fi
1264
1265     if [ ! -s $LINUXRELEASEHEADER ]; then
1266         fatal 1 "could not find UTS_RELEASE"
1267     fi
1268
1269     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1270 }
1271
1272 # unpack kernel(/source/devel) RPM
1273 #
1274 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1275 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1276 # contain a list of arches for which rpmbuild commands (including the one for
1277 # lustre itself)
1278 unpack_linux_devel_rpm() {
1279     local kernelrpm="${1}"
1280
1281     [ -f "$kernelrpm" ] || return 255
1282     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1283
1284     pushd $TOPDIR/reused &>/dev/null || return 255
1285
1286     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1287         return 255
1288     fi
1289
1290     # call a distro specific hook, if available
1291     if type -p unpack_linux_devel_rpm-$DISTROMAJ; then
1292         if ! unpack_linux_devel_rpm-$DISTROMAJ "$kernelrpm"; then
1293             return 255
1294         fi
1295     fi
1296
1297     popd &>/dev/null
1298
1299     find_linux_devel_paths $TOPDIR/reused
1300
1301     return 0
1302
1303 }
1304
1305 build_kernel_ib() {
1306     local linux="$1"
1307     local kib_prefix="$2"
1308     local kib_rpm="$3"
1309
1310     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1311     local K_SRC="K_SRC"
1312     # ofed 1.3 had a bug in the rpm spec
1313     if [ "$OFED_VERSION" = "1.3" ]; then
1314         K_SRC="KSRC"
1315     fi
1316
1317     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1318     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod --with-qib-mod"
1319
1320     if compare_version $OFED_VERSION 3.0; then
1321         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1322     else
1323         OFED_HARDWARE="$OFED_HARDWARE --with-mlx5-mod --with-cxgb4-mod --with-ocrdma-mod --with-qib-mod"
1324     fi
1325
1326     # some I/B drivers are architecture dependent and kernel-ib's configure
1327     # does not figure it out for us ~sigh~
1328     case "$TARGET_ARCH" in
1329         ppc64)
1330             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1331             ;;
1332     esac
1333     # we're no longer shipping the OFED iSCSI target
1334     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1335     OFED_ISCSI="--with-srp-mod"
1336     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1337     ##kernels >= 2.6.30)
1338     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1339     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1340     #fi
1341
1342     # assume we are just rebuilding the SRPM
1343     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1344     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1345
1346     # but switch to building from the SPEC if we need to apply patches
1347     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1348         BUILD_TYPE="-bb"
1349         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1350         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1351         local file ed_fragment1 ed_fragment2 n=1
1352         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1353             ed_fragment1="$ed_fragment1
1354 Patch$n: ${file%%*/}"
1355             ed_fragment2="$ed_fragment2
1356 %patch$n -p0"
1357             cp $file ${TOPDIR}/SOURCES
1358             let n=$n+1
1359         done
1360         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1361             # Only apply the ed-scripts that should be used for the canonical target
1362             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1363             # convention
1364             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1365             # To apply the same change to multiple canonical target simply specify
1366             # a list of colon separated canoncial target names in the file name.
1367             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1368                                    -e ":${CANONICAL_TARGET}.ed$"
1369             if [ $? -eq 0 ] ; then
1370                 ed_fragment3="$ed_fragment3
1371 $(cat $file)"
1372                 let n=$n+1
1373             fi
1374         done
1375
1376         if [ $n -gt 1 ]; then
1377             ed $SOURCE <<EOF
1378 /^Source: /a
1379 $ed_fragment1
1380 .
1381 /^%setup /a
1382 $ed_fragment2
1383 .
1384 $ed_fragment3
1385 wq
1386 EOF
1387         fi
1388     fi
1389
1390     local linuxrelease=$(find_linux_release)
1391     if compare_version $OFED_VERSION 3.0; then
1392         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1393     fi
1394     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1395                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1396                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1397                   --define "KVERSION ${linuxrelease}" \
1398                   --define "$K_SRC ${linux}" \
1399                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1400                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1401                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1402                   ${SOURCE} 2>&1; then
1403         fatal 1 "Error building ${kib_rpm}"
1404     fi
1405
1406 }
1407
1408 store_for_reuse() {
1409     local articles="$1"
1410     local module="$2"
1411     local location="$3"
1412     local signature="$4"
1413     local use_links="$5"
1414
1415     local linkflag=""
1416     if $use_links; then
1417         linkflag="l"
1418     fi
1419
1420     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1421     if [ -z "$default_iface" ]; then
1422         fatal 1 "Failed to determine the default route interface"
1423     fi
1424     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1425     if [ -z "$unique_id" ]; then
1426         fatal 1 "Failed to determine a unique id from interface $default_interface"
1427     fi
1428
1429     local finallocation="$location"/"$signature"/"$module"
1430     location="$location"/"$signature-${unique_id}"/"$module"
1431     mkdir -p "$location"
1432     # the cleanup script removes any directory that doesn't have a
1433     # .lastused, so let's try to prevent that as soon as we can
1434     # this solution still slightly racy with the cleanup script
1435     # but the race is a lot tighter now
1436     touch -t 197001010000 "$location/.lastused"
1437     ## use eval/echo here to make sure shell expansions are performed
1438     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1439     local article
1440     for article in $(eval echo $articles); do
1441         if ! cp -a${linkflag} "$article" "$location"; then
1442             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1443             # rename the cache location so that it's not cached
1444             # product, but is around for analysis
1445             mv "$location"{,-bad-$(date +%s)} ||
1446                 error "failed to clean up a failed cache attempt" \
1447                       "in \"$location\" -- manual cleanup will be" \
1448                       "necessary"
1449             return 1
1450         fi
1451     done
1452
1453     # flag the cache as complete (i.e. in case lbuild was previously
1454     # interrupted while caching)
1455     touch "$location/.lastused"
1456
1457     # put the temporary location into the final location
1458     # (last one wins)
1459     mkdir -p "${finallocation%/*}"
1460     mv "$location" "$finallocation"
1461     rmdir "${location%/*}"
1462     return 0
1463
1464 }
1465
1466 reuse() {
1467     local module="$1"
1468     local dest="$2"
1469     local use_links="${3:-false}"
1470     local signature="$4"
1471
1472     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1473         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1474             # the .lastused flag is populated at the end of the caching to
1475             # signal that the caching was completed.  if that flag is not
1476             # there, then the cache is invalid (and should be removed in fact)
1477             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1478                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1479             return 1
1480         fi
1481
1482         # so that we know how stale this entry is
1483         touch $REUSEBUILD/$signature/$module/.lastused
1484
1485         if $use_links; then
1486             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1487                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1488             fi
1489         else
1490             # copying is pretty heavy
1491             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1492             # do some creative symlinking instead
1493             local dir
1494             for dir in BUILD SRPMS SPECS; do
1495                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1496                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1497                 fi
1498             done
1499             # sources have to be copied by file because we need SOURCES to
1500             # be a dir we can write into
1501 # could overrun ls's arg list here
1502             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1503             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1504                 xargs ln -t $dest/SOURCES -s
1505
1506             # same for RPMS/* dirs
1507 # could overrun ls's arg list here
1508             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1509             local dir
1510             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1511                 mkdir -p $dest/RPMS/${dir##*/}
1512                 find $dir -type f |
1513                   xargs ln -t $dest/RPMS/${dir##*/} -s
1514             done
1515         fi
1516         return 0
1517     else
1518         return 1
1519     fi
1520 }
1521
1522 basearch() {
1523     local arch="$1"
1524
1525     if [[ $arch = i[3456]86 ]]; then
1526         echo "i386"
1527     else
1528         echo "$arch"
1529     fi
1530
1531 }
1532
1533 build_kernel_with_srpm() {
1534     local outfd=$1
1535
1536     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1537         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1538     fi
1539
1540     # need to generate the patch for this target
1541     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1542
1543     # get an md5sum of the kernel patch + config for reuse check
1544     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1545     #     in BUILD_ARCHS
1546     local release_str
1547     if $RELEASE; then
1548         local release_str="RELEASE=$RELEASE\n"
1549     fi
1550
1551     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1552         local REUSE_SIGNATURE=$({ echo -en $release_str;
1553                                   echo $BUILD_GEN;
1554                                   cat "$CONFIG_FILE";
1555                                   cat "$TARGET_FILE";
1556                                   cat "$FULL_PATCH";
1557                                   cat "$LBUILD_DIR/lbuild";
1558                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1559                                 md5sum | cut -d" " -f1)
1560         # see if we can link to the reuse pool
1561         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1562         #       "library"
1563         local CAN_LINK_FOR_REUSE=false
1564         touch $REUSEBUILD/$$
1565         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1566             CAN_LINK_FOR_REUSE=true
1567         fi
1568         rm $REUSEBUILD/$$
1569     fi
1570
1571     # the extra version string to use for the kernel (which might be a reused
1572     # kernel, remember)
1573     local kernel_extra_version=""
1574     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1575                                    "$REUSE_SIGNATURE"; then
1576         # nothing cached, build from scratch
1577         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1578             echo "Downloading kernel SRPM" >&${outfd}
1579             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1580         fi
1581
1582         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1583                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1584             # should we clean this up or leave it for analysis?
1585             #rm -rf $RPMTOPDIR
1586             fatal 1 "Error installing kernel SRPM."
1587         fi
1588
1589         # put the Lustre kernel patch into the RPM build tree
1590         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1591         prepare_and_build_srpm >&${outfd} ||
1592             fatal 1 "failed to prepare_and_build_srpm"
1593
1594         if [ -z "$REUSE_SIGNATURE" ]; then
1595             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1596         else
1597             # store the resulting kernel RPM build tree for future use
1598             echo "Storing the built kernel for future reuse" >&${outfd}
1599             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1600                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1601                                  "$CAN_LINK_FOR_REUSE"; then
1602                 error "Failed to store kernel RPMS for reuse"
1603                 echo "unknown" >&${outfd}
1604                 return 1
1605             fi
1606         fi
1607     fi  # build reuse
1608
1609     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1610     local KERNEL_RPM
1611     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1612         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1613     fi
1614     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1615
1616     # should now have the following RPMs
1617     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1618     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1619     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1620     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1621     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1622
1623     echo $kernel_extra_version
1624     return 0
1625
1626 }
1627
1628 # build OFED
1629 # globals used:
1630 #    TOPDIR
1631 #    REUSEBUILD, USE_BUILD_CACHE
1632 #    CONFIGURE_FLAGS
1633
1634 build_ofed() {
1635     local linux="$1"
1636     local ofed_version="$2"
1637     local kib_prefix
1638     local kib_rpm
1639
1640     # if an ofed version is given, then it means use OFED proper,
1641     # not any vendor specific "inkernel" version
1642     if [ -z "$ofed_version" ]; then
1643         return 0
1644     fi
1645
1646     if [ "$ofed_version" = "inkernel" ]; then
1647         # see if there is a distro specific override for this and use
1648         # that if it exists
1649         # XXX we need to better integrate a distro specific override with
1650         #     the rest of this function so that all of the reuse cache
1651         #     stuff is leveraged given that 80% of this function is reuse
1652         if type -p build_ofed-$DISTROMAJ; then
1653             local ofed_location
1654             ofed_location=$(build_ofed-$DISTROMAJ ${STDOUT})
1655             local rc=${PIPESTATUS[0]}
1656             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1657             return $rc
1658         else
1659             return 0
1660         fi
1661     elif compare_version $OFED_VERSION 3.0; then
1662         kib_prefix="ofa_kernel"
1663         kib_rpm="kernel-ib"
1664     else
1665         kib_prefix="compat-rdma"
1666         kib_rpm="compat-rdma"
1667     fi
1668
1669     # build kernel-ib/compat-rdma
1670     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1671         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1672                                   echo "$(find_linux_release;
1673                                   echo "$BUILD_GEN")";
1674                                   cat "${linux}/include/linux/autoconf.h";
1675                                   cat "$LBUILD_DIR/lbuild";
1676                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1677                                 md5sum | cut -d" " -f1)
1678         # see if we can link to the reuse pool
1679         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1680         #       "library"
1681         local CAN_LINK_FOR_REUSE=false
1682         touch $REUSEBUILD/$$
1683         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1684             CAN_LINK_FOR_REUSE=true
1685         fi
1686         rm $REUSEBUILD/$$
1687     fi
1688
1689     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1690                                    "$REUSE_SIGNATURE"; then
1691         if [ -n "$REUSE_SIGNATURE" ]; then
1692             # stash away the existing built articles for a moment
1693             mkdir bak
1694             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1695             function mv_back {
1696                 pushd bak
1697                 find . | cpio -pudlm ..
1698                 popd
1699                 rm -rf bak
1700             }
1701             create_rpmbuild_dirs
1702         fi
1703         # build it
1704         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1705
1706         if [ -z "$REUSE_SIGNATURE" ]; then
1707             echo "No reuse signature was caculated so not storing the built ofed"
1708         else
1709             # store the resulting RPM build tree for future use
1710             echo "Storing the built ofed for future reuse"
1711             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1712                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1713                                  "$CAN_LINK_FOR_REUSE"; then
1714                 error "Failed to store OFED RPMS for reuse"
1715                 mv_back
1716                 return 1
1717             fi
1718             # put the stuff we stashed away back
1719             mv_back
1720         fi
1721     fi
1722
1723     pushd "$TOPDIR" >/dev/null
1724     rm -rf ${kib_rpm}-devel
1725     mkdir ${kib_rpm}-devel
1726     cd ${kib_rpm}-devel
1727     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1728     # might be present on the file
1729     #local linuxrelease=$(find_linux_release)
1730     #ofed_version=$(echo $ofed_version |
1731     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1732     # FIXME
1733     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1734     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1735     # number, but currectly not. Once OFED fix this in the future release, we
1736     # can remove following filter.
1737     #ofed_version=$(echo $ofed_version |
1738     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1739     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1740     # I dont' know why we have gone through the trouble to filter out the name
1741     # of the rpm there should only be one ${kib_rpm}-devel built
1742     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1743     if ! rpm2cpio < $rpm | cpio -id; then
1744         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1745     fi
1746     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1747     popd >/dev/null
1748
1749 }
1750
1751 build_with_srpm() {
1752
1753     if ! $PATCHLESS; then
1754         local kernel_extra_version
1755         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1756             fatal 1 "Failed to build the kernel from it's SRPM"
1757         fi
1758
1759         for arch in $BUILD_ARCHS; do
1760             local kernel_devel_rpm
1761             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1762                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1763             fi
1764
1765             # install the -devel RPM in preparation for modules builds
1766             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1767                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1768                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1769             fi
1770         done
1771     else
1772         # need to find and unpack the vendor's own kernel-devel for patchless
1773         # client build
1774         local kernelrpm
1775         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1776             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in $KERNELRPMSBASE/$lnxmaj/$DISTROMAJ"
1777         fi
1778         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1779             fatal 1 "Could not find the Linux tree in $kernelrpm"
1780         fi
1781     fi
1782
1783     # ~sigh~  have to make copies of and modify some of the rpm
1784     # infrastructure files so that find-requires can find our unpacked
1785     # kernel-devel artifacts
1786     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1787     FIND_REQUIRES="$(pwd)/find-requires"
1788     chmod 755 {symset-table,find-requires{,.ksyms}}
1789     local tmp="$(pwd)"
1790     tmp="${tmp//\//\\/}"
1791     ed find-requires <<EOF
1792 1a
1793 set -x
1794 .
1795 /|.*find-requires.ksyms/s/|/| bash -x/
1796 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1797 wq
1798 EOF
1799     ed find-requires.ksyms <<EOF
1800 1a
1801 set -x
1802 .
1803 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1804 wq
1805 EOF
1806     ed symset-table <<EOF
1807 1a
1808 set -x
1809 .
1810 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1811 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1812 wq
1813 EOF
1814
1815     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1816         fatal 1 "error building OFED"
1817
1818     # now build Lustre
1819     if build_lustre "$LINUX" "$LINUXOBJ"; then
1820         # the build worked.  resolve any symlinked files (i.e. from reuse)
1821         # in RPMS/$arch to real files so that that that huge mess of
1822         # complication known as LTS can copy them yet somewhere else.
1823         # is it any wonder this whole process is so damn so?  anyone ever
1824         # heard of hardlinks?  it's this cool new thing that allows you save
1825         # tons of time and space by creating... well you can go read about
1826         # them if you have not heard about them yet.
1827         # can i say how much the implemenation of all of this really impedes
1828         # RPM reuse?
1829         local dir
1830         for dir in RPMS/*; do
1831             pushd $dir
1832             for file in $(ls); do
1833                 if [ -h $file ]; then
1834                     cp $file foo
1835                     mv foo $file
1836                 fi
1837             done
1838             popd
1839         done
1840         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1841         # as that's where LTS expects to find them
1842         for dir in RPMS/*; do
1843             if [ $dir = RPMS/$TARGET_ARCH ]; then
1844                 continue
1845             fi
1846             pushd $dir
1847             local files=$(ls)
1848             if [ -n "$files" ]; then
1849                 cp -al $files ../$TARGET_ARCH
1850             fi
1851             popd
1852         done
1853     else
1854         return 1
1855     fi
1856
1857 }
1858
1859 create_rpmbuild_dirs() {
1860
1861     [ -d RPMS ] || mkdir RPMS
1862     for arch in $BUILD_ARCHS; do
1863         if [[ $arch = i?86 ]]; then
1864             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1865             # even if the target arch is i686
1866             [ -d RPMS/i386 ] || mkdir RPMS/i386
1867         fi
1868         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1869     done
1870     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1871     [ -d BUILD ] || mkdir BUILD
1872     [ -d SOURCES ] || mkdir SOURCES
1873     [ -d SPECS ] || mkdir SPECS
1874     [ -d SRPMS ] || mkdir SRPMS
1875
1876 }
1877
1878 new_list() {
1879
1880     echo ""
1881
1882 }
1883
1884 add_list() {
1885     local list="$1"
1886     local item="$2"
1887
1888     echo "$list $item"
1889
1890 }
1891
1892 is_list_member() {
1893     local list="$1"
1894     local item="$2"
1895
1896     [[ $list\  == *\ $item\ * ]]
1897
1898 }
1899
1900 #########################################################################
1901 # Generate a backtrace through the call stack.
1902 #
1903 # Input: None
1904 # Output: None
1905 #########################################################################
1906 backtrace() {
1907     local strip=${1:-1}
1908
1909     local funcname="" sourcefile="" lineno="" n
1910
1911     echo "Call stack: (most recent first)"
1912     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1913         funcname=${FUNCNAME[$n - 1]}
1914         sourcefile=$(basename ${BASH_SOURCE[$n]})
1915         lineno=${BASH_LINENO[$n - 1]}
1916         if [ $n = 1 ]; then
1917             let lineno-=11
1918         fi
1919         # Display function arguments
1920         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1921             local args newarg j p=0
1922             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1923                 newarg=${BASH_ARGV[$j + $p - 1]}
1924                 args="${args:+${args} }'${newarg}'"
1925             done
1926             let p+=${BASH_ARGC[$n - 1]}
1927         fi
1928         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1929     done
1930
1931     echo
1932     echo "BEGIN BACKTRACE"
1933
1934     #echo ${BASH_LINENO[*]}
1935     #echo ${BASH_SOURCE[*]}
1936     #echo ${FUNCNAME[*]}
1937     local i=$((${#FUNCNAME[@]} - 1))
1938     while [ $i -ge 0 ]; do
1939         local lineno=${BASH_LINENO[$i]}
1940         if [ $i = 0 ]; then
1941             let lineno-=11
1942         fi
1943         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1944         # Can't figure out how to get function args from other frames...
1945         local FUNCTION="${FUNCNAME[$i]}()"
1946         echo "$SOURCELINE:$FUNCTION"
1947         i=$((i - 1))
1948     done
1949
1950     echo "END BACKTRACE"
1951
1952     echo $BACKTRACE
1953
1954 }
1955
1956 seen_list=$(new_list)
1957 trap 'set +x;
1958 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1959 Unfortunately the above line number in the message may or may not be correct,
1960 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1961 echo
1962 # have we seen this one
1963 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1964
1965 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1966   echo "seen this one already"
1967 else
1968   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1969 fi
1970 backtrace
1971 ) ; set $xtrace' ERR
1972 set -E
1973
1974 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1975
1976 options=$(getopt -o D:h -l kerneltree:,distro:,kernelrpm:,reusebuild:,patchless,ccache,norpm,external-patches:,timestamp:,extraversion:,kerneldir:,linux:,lustre:,nodownload,nosrc,noiokit,ofed-version:,mpss-version:,publish,disable-zfs,release,set-value:,src,stage:,target:,target-archs:,with-linux:,xen -- "$@")
1977
1978 if [ $? != 0 ]; then
1979     usage 1
1980 fi
1981
1982 eval set -- "$options"
1983
1984 while [ "$1" ]; do
1985     case "$1" in
1986         '')
1987             usage 1
1988             ;;
1989         --ccache)
1990             CCACHE='ccache'
1991             shift
1992             ;;
1993         -D)
1994             DATE=$2
1995             shift 2
1996             ;;
1997         --external-patches)
1998             EXTERNAL_PATCHES=$2
1999             shift 2
2000             ;;
2001         --extraversion)
2002             EXTRA_VERSION=$2
2003             shift 2
2004             ;;
2005         --help | -h)
2006             usage 0
2007             ;;
2008         --kerneldir)
2009             KERNELDIR=$2
2010             shift 2
2011             ;;
2012         --kerneltree)
2013             if ! KERNELTREE=$(canon_path "$2"); then
2014                 fatal 1 "Could not determine the canonical location of $2"
2015             fi
2016             shift 2
2017             ;;
2018         --linux | --with-linux)
2019             if ! LINUX=$(canon_path "$2"); then
2020                 fatal 1 "Could not determine the canonical location of $2"
2021             fi
2022             shift 2
2023             ;;
2024         --distro)
2025             DISTRO=$2
2026             shift 2
2027             ;;
2028         --reusebuild)
2029             if ! REUSEBUILD=$(canon_path "$2"); then
2030                 fatal 1 "Could not determine the canonical location of $2"
2031             fi
2032             shift 2
2033             ;;
2034         --norpm)
2035             NORPM=true
2036             shift
2037             ;;
2038         --noiokit)
2039             IOKITRPM=false
2040             shift
2041             ;;
2042         --patchless)
2043             PATCHLESS=true
2044             shift
2045             ;;
2046         --kernelrpm)
2047             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2048                 fatal 1 "Could not determine the canonical location of $2"
2049             fi
2050             shift 2
2051             ;;
2052         --timestamp)
2053             TIMESTAMP=$2
2054             shift 2
2055             ;;
2056         --lustre)
2057             if ! LUSTRE=$(canon_filepath "$2"); then
2058                 fatal 1 "Could not determine the canonical location of $2"
2059             fi
2060             shift 2
2061             ;;
2062         --nodownload)
2063             DOWNLOAD=false
2064             shift 1
2065             ;;
2066         --nosrc)
2067             DO_SRC=false
2068             shift 1
2069             ;;
2070         --ofed-version)
2071             OFED_VERSION="$2"
2072             shift 2
2073             ;;
2074         --mpss-version)
2075             MPSS_VERSION="$2"
2076             shift 2
2077             ;;
2078         --publish)
2079             shift
2080             ;;
2081         --disable-zfs)
2082             WITH_ZFS="no"
2083             shift
2084             ;;
2085         --release)
2086             RELEASE=true
2087             shift
2088             ;;
2089         --src)
2090             DO_SRC=true
2091             shift 1
2092             ;;
2093         --stage)
2094             STAGEDIR=$2
2095             shift 2
2096             ;;
2097         --target)
2098             TARGET=$2
2099             shift 2
2100             ;;
2101         --target-archs)
2102             TARGET_ARCHS=$2
2103             shift 2
2104             ;;
2105         --xen)
2106             XEN=true
2107             shift
2108             ;;
2109         --set-value)
2110             eval $2
2111             shift 2
2112             ;;
2113         --)
2114             shift
2115             # there are actually some lustre configure flags that we need to
2116             # handle ourselves (but we still give them to configure)
2117             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
2118                 LUSTRE_TESTS=false
2119             fi
2120             CONFIGURE_FLAGS=$@
2121             break
2122             ;;
2123         *)
2124             usage 1 "Unrecognized option: $1"
2125             ;;
2126     esac
2127 done
2128
2129 check_options
2130
2131 unpack_lustre
2132
2133 # XXX - should we _always_ get the buildid from the META file?  what are the
2134 # other (i.e. non-lustre-tarball use cases of lbuild)?
2135 BUILDID=$(sed -n -e 's/^BUILDID = //p' lustre/META)
2136
2137 load_target
2138
2139 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2140     download_ofed
2141     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2142 fi
2143
2144 if [ -n "$MPSS_VERSION" ]; then
2145     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2146
2147     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2148     download_mpss_info "$MPSS_INFO"
2149
2150     if [ "$MPSS_VERSION" = "last" ]; then
2151         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2152         [ -z "$MPSS_VERSION" ] &&
2153             fatal 1 "Could not determine the last MPSS version"
2154     fi
2155
2156     MPSS_MAJ=${MPSS_VERSION%%.*}
2157     MPSS_VER=${MPSS_VERSION%%-*}
2158     MPSS_BLD=${MPSS_VERSION##*-}
2159     [ "$MPSS_VER" = "$MPSS_BLD" ] && MPSS_BLD=0
2160
2161     download_mpss "$MPSS_INFO"
2162     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2163     echo "Building with MPSS $MPSS_VER-$MPSS_BLD"
2164     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2165     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2166
2167     if [ -z "$MPSS_OFED" ]; then
2168         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver*/Module.symvers" -print -quit)
2169         if [ -n "$MPSS_OFED" ]; then
2170             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2171         else
2172             MPSS_OFED="--without-o2ib"
2173         fi
2174     fi
2175
2176     # disable unsupported parts:
2177     PATCHLESS=true
2178     IOKITRPM=false
2179     LDISKFSRPM=false
2180     WITH_ZFS="no"
2181
2182     # define variables for cross compilation:
2183     CROSS_SUFFIX="-mic"
2184     if [ "$MPSS_MAJ" = "3" ]; then
2185         CC_TARGET_ARCH=k1om-mpss-linux
2186         LINUX="$TOPDIR/mpss"
2187         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires /bin/sh\""
2188     else
2189         CC_TARGET_ARCH=x86_64-k1om-linux
2190         LINUX="$TOPDIR/mpss/card/kernel"
2191         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = $MPSS_VER\""
2192     fi
2193     LUSTRE_VERSION=$(sed -n -e 's/^VERSION = //p' lustre/META)
2194     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2195     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2196     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2197     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${LUSTRE_VERSION}/${CC_TARGET_ARCH}}\""
2198     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2199     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2200     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2201     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2202     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2203
2204     # redefine CC for proper ./configure during rpmbuild
2205     export CC=${CC_TARGET_ARCH}-gcc
2206 fi
2207
2208 # make sure the RPM build environment is set up
2209 create_rpmbuild_dirs
2210
2211 # if an unpacked kernel source tree was given on the command line
2212 # just build lustre with it (nothing distro kernel specific here)
2213 if [ -n "$LINUX" ]; then
2214     find_linux_release() {
2215         _find_linux_release $LINUX
2216     }
2217     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2218         fatal 1 "error building OFED"
2219     build_lustre "$LINUX" "$LINUXOBJ"
2220 else
2221     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTROMAJ" ]; then
2222         fatal 1 "${LBUILD_DIR}/lbuild-$DISTROMAJ not found"
2223     fi
2224     source ${LBUILD_DIR}/lbuild-$DISTROMAJ
2225     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2226 fi
2227
2228 stage