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 XEN=false
  75 LINUXOBJ=
  76 DISTRO=
  77 KERNELTREE=
  78 # default to not adding -lustre- into the kernel RPM package names
  79 KERNEL_LUSTRE_NAMING=false
  80 # default not use kabi check.
  81 USE_KABI=false
  82
  83 # patchless build
  84 KERNELRPMSBASE=
  85 RPMSMPTYPE=
  86
  87 # from target file
  88 SERIES=
  89 BASE_ARCHS=
  90 BIGMEM_ARCHS=
  91 BOOT_ARCHS=
  92 JENSEN_ARCHS=
  93 SMP_ARCHS=
  94 BIGSMP_ARCHS=
  95 PSERIES64_ARCHS=
  96 UP_ARCHS=
  97
  98 # not in the target file any more
  99 CONFIG=
 100
 101 # build the lustre-tests rpm?
 102 LUSTRE_TESTS=true
 103
 104 DATE=$(date)
 105
 106 RPMBUILD=
 107
 108 export CC=${CC:-gcc}
 109
 110 # Readlink is not present on some older distributions: emulate it.
 111 readlink() {
 112     local path=$1 ll
 113
 114     if [ -L "$path" ]; then
 115         ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
 116         echo "${ll/* -> }"
 117     else
 118         return 1
 119     fi
 120 }
 121
 122 usage() {
 123     cat <<EOF
 124 Usage: ${0##*/} [OPTION]... [-- <lustre configure options>]
 125
 126   --external-patches=EXTERNAL_PATCHES
 127     Directory similar to lustre/lustre/kernel_patches/ that lbuild should
 128     look for seres and config files in before looking in the lustre
 129     tree.
 130
 131   --extraversion=EXTRAVERSION
 132     Text to use for the rpm release and kernel extraversion.
 133
 134   --timestamp=TIMESTAMP
 135     Date of building lustre in format YYYYMMDDhhmmss
 136
 137   --reusebuild=DIR
 138     Try to reuse old kernel builds from DIR
 139
 140   --kernelrpm=DIR
 141     Path to distro kernel RPM collection
 142
 143   --ccache
 144     Use ccache
 145
 146   --norpm
 147     Do not build RPMs (compile only mode)
 148
 149   --patchless
 150     Build lustre client only
 151
 152   --distro=DISTRO
 153     Which distro using. Autodetect by default
 154
 155   --kerneldir=KERNELDIR
 156     Directory containing Linux source tarballs referenced by target
 157     files.
 158
 159   --kerneltree=KERNELTREE
 160     Directory containing dirs with Linux source tarballs referenced by target
 161     files. Dir names in format kernel version ('2.6.9', etc.)
 162
 163   --linux=LINUX --with-linux=LINUX
 164     Directory of Linux kernel sources.  When this option is used, only
 165     Lustre modules and userspace are built.
 166
 167   --lustre=LUSTRE
 168     Path to an existing lustre source tarball to use.
 169
 170   --nodownload
 171     Do not try to download a kernel from downloads.lustre.org
 172
 173   --nosrc
 174     Do not build a .src.rpm, a full kernel patch, or a patched kernel
 175     tarball.
 176
 177   --ldiskfs
 178     Build with ldiskfs support. (Deprecated, always true)
 179
 180   --noiokit
 181     Do not build lustre-iokit RPM. Now true by default
 182
 183   --publish
 184     Unused.
 185
 186   --release
 187     Specifies that the files generated do not include timestamps, and
 188     that this is an official release.
 189
 190   --src
 191     Build a .src.rpm, a full kernel patch, and a patched kernel tarball.
 192
 193   --stage=DIR
 194     Directory used to stage packages for release.  RPMs will be placed
 195     more or less in DIR/<target>-<arch>, and the tarball will be
 196     placed in DIR.
 197
 198   --target=TARGET
 199     The name of the target to build.  The available targets are listed
 200     below.
 201
 202   --target-archs=TARGET_ARCHS
 203     A (space delimited) list of architectures to build.  By default,
 204     all of the archs supported by the TARGET will be built, in
 205     addition to a .src.rpm.  This option can limit those, for machines
 206     that can only build certain archs or if you only want a certain
 207     arch built (for testing, or a one-off kernel).
 208
 209     Also note that by using a non-"base" arch (eg, i386) only kernels
 210     will be built - there will be no lustre-lite-utils package.
 211
 212   --xen
 213     Builds a Xen domX kernel.
 214
 215   --set-value
 216     Sets a variable to a given value.
 217
 218 EOF
 219
 220 #   list_targets
 221
 222     fatal "$1" "$2"
 223 }
 224
 225 # canonicalize a relative path to a file
 226 canon_filepath() {
 227     local PATH="$1"
 228
 229     if [ ! -f "$PATH" ]; then
 230         return 1
 231     fi
 232
 233     local FILE=${PATH##*/}
 234     local DIR=${PATH%/*}
 235
 236     echo $(canon_path "$DIR")/$FILE
 237     return 0
 238 }
 239
 240 # canonicalize a relative path to a dir
 241 canon_path() {
 242     local PATH="$1"
 243
 244     if [ ! -d "$PATH" ]; then
 245         return 1
 246     fi
 247
 248     pushd "$PATH" >/dev/null || return 1
 249     local CANONPATH=$PWD
 250     popd >/dev/null
 251
 252     echo "$CANONPATH"
 253     return 0
 254 }
 255
 256 check_options() {
 257
 258     if [ -z "$LUSTRE" -o ! -r "$LUSTRE" ]; then
 259         usage 1 "Could not find Lustre source tarball '$LUSTRE'."
 260     fi
 261
 262     if [ -z "$DISTRO" ] ; then
 263         DISTRO=$(autodetect_distro)
 264         # remove minor version only for rhel and oel
 265         [[ $DISTRO =~ "el-" ]] && DISTRO=${DISTRO%%.*}
 266         # remove separator
 267         DISTRO=${DISTRO/-/}
 268     fi
 269
 270     [ -z "$TARGET" ] && TARGET=$(autodetect_target "$DISTRO")
 271
 272     if [ -z "$LINUX" ]; then
 273         [ "$KERNELDIR" -o "$KERNELTREE" ] || \
 274             usage 1 "A kernel directory must be specified with --kerneldir or --kerneltree."
 275
 276         [ -d "$KERNELDIR" -o -d "$KERNELTREE" ] || \
 277             usage 1 "$KERNELDIR and $KERNELTREE are not a directory."
 278
 279 #       TARGET_FILE="$TOPDIR/lustre/kernel_patches/targets/$TARGET.target"
 280 #       [ -r "$TARGET_FILE" ] || \
 281 #               usage 1 "Target '$TARGET' was not found."
 282     fi
 283
 284     case $TARGET in
 285         2.6-rhel6)
 286             CANONICAL_TARGET="rhel6"
 287             ;;
 288         2.6-rhel5)
 289             CANONICAL_TARGET="rhel5"
 290             ;;
 291         2.6-rhel4)
 292             CANONICAL_TARGET="rhel-2.6"
 293             ;;
 294         2.6-suse)
 295             CANONICAL_TARGET="sles-2.6"
 296             ;;
 297         2.6-sles10)
 298             CANONICAL_TARGET="sles10-2.6"
 299             ;;
 300         2.6-sles11 | 3.0-sles11)
 301             CANONICAL_TARGET="sles11"
 302             ;;
 303         2.6-oel5)
 304             CANONICAL_TARGET="oel5"
 305             ;;
 306         hp_pnnl-2.4)
 307             CANONICAL_TARGET="hp-pnnl-2.4"
 308             ;;
 309         2.6-vanilla \
 310             | suse-2.4.21-2 \
 311             | rh-2.4 \
 312             | rhel-2.4 \
 313             | sles-2.4 \
 314             | 2.6-patchless)
 315                 CANONICAL_TARGET="$TARGET"
 316                 ;;
 317     esac
 318
 319     local timestampnodig=$(echo $TIMESTAMP | sed -e s/[0-9]*//g)
 320     [ "$timestampnodig" = "" ] || TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 321     local timestamplength="${#TIMESTAMP}"
 322     if [ $timestamplength -eq 12 ]; then
 323         TIMESTAMP="${TIMESTAMP}00"
 324     elif [ $timestamplength -ne 14 ]; then
 325         TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
 326     fi
 327
 328     RPMBUILD=$(which rpmbuild 2>/dev/null | head -1)
 329     if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 330         RPMBUILD=$(which rpm 2>/dev/null | head -1)
 331         if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
 332             usage 1 "Could not find binary for making rpms (tried rpmbuild and rpm)."
 333         fi
 334     fi
 335
 336     if [ -n "$CCACHE" ]; then
 337         which "$DISTCC" &>/dev/null && export DISTCC RPM_BUILD_NCPUS
 338
 339         if which "$CCACHE" &>/dev/null; then
 340             local ccache=$(which "$CCACHE")
 341             local bindir="$TOPDIR/bin"
 342
 343             if [ ! -d $bindir ]; then
 344                 mkdir -p $bindir || fatal 1 "error trying to create $bindir"
 345             else
 346                 rm ${bindir}/* > /dev/null 2>&1 || true
 347             fi
 348             ln -s "$ccache" ${bindir}/ccache
 349             ln -s "$ccache" ${bindir}/cc
 350             ln -s "$ccache" ${bindir}/$CC
 351             export PATH=$bindir:$PATH
 352             export CCACHE && export CC="ccache $CC"
 353             # zero the cache so we can see how effective we are being with it
 354             echo -n "ccache "
 355             ccache -z
 356
 357             # get some ccache stats when we are done
 358             push_exit_trap '[ -n "$CCACHE" ] && ccache -s' "ccache_summary"
 359             # should remove the ccache trap if lbuild is interrupted
 360             trap 'echo "Received an INT TERM or HUP signal, terminating."; delete_exit_trap "ccache_summary"; exit 1' INT TERM HUP
 361         fi
 362     fi
 363
 364     return 0
 365
 366 }
 367
 368 # compare two versions $1 and $2. if $1 < $2, return 0 otherwise return 1.
 369 compare_version () {
 370     [[ $1 == $2 ]] && return 1
 371     local IFS=.
 372     local i val1=($1) val2=($2)
 373
 374     # padding zero to val1 if it needs
 375     for ((i=${#val1[@]}; i<${#val2[@]}; i++)); do
 376         val1[i]=0
 377     done
 378     for ((i=0; i<${#val1[@]}; i++)); do
 379         [[ -z ${val2[i]} ]] && return 1
 380
 381         if [[ ${val1[i]} < ${val2[i]} ]]; then
 382             return 0
 383         elif [[ ${val1[i]} > ${val2[i]} ]]; then
 384             return 1
 385         fi
 386     done
 387 }
 388
 389 uniqify() {
 390
 391     echo $(echo "$*" | xargs -n 1 | sort -u)
 392
 393 }
 394
 395 fetch_url() {
 396     local url="$1"
 397     local target="$2"
 398
 399     if [ -z "$target" ]; then
 400         fatal 1 "fetch_url() called without a target to fetch to"
 401     fi
 402
 403     if [ -d $target ]; then
 404         target+="/${url##*/}"
 405     fi
 406
 407     local rc=0
 408     if which wget >/dev/null 2>&1; then
 409         if ! wget -nv "$url" -O "$target"; then
 410             rc=${PIPESTATUS[0]}
 411         fi
 412     elif which curl >/dev/null 2>&1; then
 413         if ! curl -n -L -s -o "$target" "$url"; then
 414             rc=${PIPESTATUS[0]}
 415         fi
 416     else
 417         fatal 1 "Could not find either wget or curl to fetch URLs."
 418     fi
 419
 420     return $rc
 421
 422 }
 423
 424 download_srpm() {
 425     local target=$1
 426     local srpm=$2
 427     local force="${3:-false}"
 428
 429     if $force || [ ! -r "$KERNELDIR/$srpm" ] ||
 430        [ ! -s "$KERNELDIR/$srpm" ]; then
 431         if $DOWNLOAD; then
 432             local location="http://downloads.lustre.org/public/kernels/$target/old"
 433             # get the location from a distro specific method if it exists
 434             if type -p kernel_srpm_location; then
 435                 location=$(kernel_srpm_location)
 436             fi
 437             echo "Downloading $location/$srpm..."
 438             if ! fetch_url "$location/$srpm" "$KERNELDIR/$srpm" 2>&1 ||
 439                [ ! -s "$KERNELDIR/$srpm" ]; then
 440                 rm -f $KERNELDIR/$srpm
 441                 # punt to a distro specific method if it exists
 442                 if ! type -p download_srpm-$DISTRO; then
 443                     fatal 1 "Could not download target $target's kernel SRPM $srpm from $location."
 444                 else
 445                     if ! download_srpm-$DISTRO "$target" "$srpm" "$force"; then
 446                         fatal 1 "Could not download target $target's kernel SRPM $srpm using download_srpm-$DISTRO."
 447                     fi
 448                 fi
 449             fi
 450         else
 451             fatal 1 "$srpm not found in directory $KERNELDIR."
 452         fi
 453     fi
 454
 455 }
 456
 457 download_file() {
 458     local from="$1"
 459     local to="$2"
 460     local force="$3"
 461
 462     local file=${from##*/}
 463
 464     if [ -d $to ]; then
 465         to="$to/$file"
 466     fi
 467
 468     local semaphore="$to-downloading"
 469
 470     is_downloading() {
 471         if [ ! -f $semaphore ]; then
 472             return 1
 473         fi
 474
 475         # make sure the download has not been aborted
 476         local now=$(date +%s)
 477         local file_mtime=$(stat -c %Y "$to")
 478         local staleness=$((now - file_mtime))
 479         # let's assume an active download will write at least once a minute
 480         if [ $staleness -gt 60 ]; then
 481             return 1
 482         fi
 483
 484         return 0
 485     }
 486
 487     is_downloaded() {
 488         # if the semaphore file exists, the file is either still downloading
 489         # or a download was aborted and we cannot trust the target file
 490         if [ -f $semaphore ]; then
 491             return 1
 492         fi
 493
 494         if ! is_downloading && [ -r "$to" ] && [ -s "$to" ]; then
 495             return 0
 496         fi
 497
 498         return 1
 499     }
 500
 501     if $force || ! is_downloaded; then
 502         if is_downloading; then
 503             echo "Somebody else is downloading $from..."
 504             while is_downloading; do
 505                 echo "Waiting for $to to finish downloading"
 506                 sleep 60
 507             done
 508             if is_downloaded; then
 509                 return 0
 510             else
 511                 echo "The download we were waiting for seems to have been aborted"
 512             fi
 513
 514         fi
 515
 516         if $DOWNLOAD; then
 517             echo "Downloading $from..."
 518             # flag others so they don't try to download also
 519             push_exit_trap "rm -f $to $semaphore" "download"
 520             touch $semaphore
 521             if ! fetch_url "$from" "$to" || [ ! -s "$to" ]; then
 522                 # the trap will remove the files via the fatal below
 523                 fatal 1 "Could not download ${to##*/} from ${from%/*}/."
 524             fi
 525             rm -f $semaphore
 526             delete_exit_trap "download"
 527         else
 528             fatal 1 "${to##*/} not found in directory ${to%/*}."
 529         fi
 530     fi
 531
 532     return 0
 533
 534 }
 535
 536 download_ofed() {
 537     local force="${1:-false}"
 538
 539     if [ -z "$OFED_VERSION" -o "$OFED_VERSION" = "inkernel" ]; then
 540         return 0
 541     fi
 542
 543     local OFED_BASE_VERSION=$OFED_VERSION
 544     if [[ $OFED_VERSION = *.*.*.* ]]; then
 545         OFED_BASE_VERSION=${OFED_VERSION%.*}
 546     fi
 547
 548     local location="https://www.openfabrics.org/downloads/OFED/ofed-${OFED_BASE_VERSION}/"
 549
 550     if [[ $OFED_VERSION = *-[rR][cC][0-9] ]]; then
 551         local Mmv
 552         Mmv=${OFED_VERSION%%-[rR][cC][0-9]}
 553         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}/"
 554     fi
 555
 556     if [[ $OFED_VERSION = daily-* ]]; then
 557         local Mmv daily
 558         OFED_VERSION=${OFED_VERSION/daily-/}
 559         Mmv=${OFED_VERSION%%-*}
 560         daily=${OFED_VERSION##$Mmv-}
 561         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}-daily/"
 562         # find the filename for the version for the date specified
 563         OFED_VERSION=$(curl -s "$location" | sed -nre "/${daily}-/s/.*href=\"OFED-(${Mmv//./\\.}-${daily}-[0-9]{4,4}).tgz.*$/\1/p" | tail -1)
 564         if [ -z "$OFED_VERSION" ]; then
 565             fatal 1 "Could not determine the filename of the OFED snapshot for ${daily}"
 566         fi
 567     fi
 568
 569     local file="OFED-${OFED_VERSION}.tgz"
 570     download_file "$location/$file" "$KERNELTREE" "$force"
 571
 572 }
 573
 574 parse_mpss_info() {
 575     local file="$1"
 576     local build="$2"
 577     local distro="$3"
 578
 579     [ -r "$file" ] || fatal 1 "Could not find MPSS info file"
 580
 581     # convert to MPSS distro naming
 582     distro=${distro/sles/suse}
 583     distro_name=${distro%%-*}
 584
 585     # extract links from MPSS info file
 586     local urls=$(cat "$file" | \
 587         tr -d '\t\r\n' | sed -e 's?\(</[a-zA-Z]*>\)?\1\n?g' | \
 588         grep '.intel.com/' | \
 589         sed -e 's/^.*[hH][rR][eE][fF]="\([^>"]\+\)".*$/\1/g' | \
 590         grep '.tar')
 591     local res2=""
 592     local res3=""
 593     for url in $urls; do
 594         local ver2=""
 595         local ver3=""
 596         # Try to match with MPSS 3.x or 3.x.x distro package
 597         if [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-$distro.tar ]]; then
 598             ver3=${url##*mpss-}
 599             ver3=${ver3%%-$distro.tar}
 600         # Try to match with MPSS 3.x or 3.x.x source package
 601         elif [[ $url =~ mpss-src-[0-9].[0-9](.[0-9]*)?.tar ]]; then
 602             ver3=${url##*mpss-src-}
 603             ver3=${ver3%%.tar}
 604         # Try to match with MPSS 3.x or 3.x.x cross compiler package
 605         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-k1om.tar ]]; then
 606             ver3=${url##*mpss-}
 607             ver3=${ver3%%-k1om.tar}
 608         # Try to match with MPSS 2.1.x source package
 609         elif [[ $url =~ _src-[0-9].[0-9].[0-9]*-[0-9]*_$distro_name.tar ]]; then
 610             ver2=${url##*_src-}
 611             ver2=${ver2%%_$distro_name.tar}
 612         fi
 613
 614         if [ -n "$ver3" ]; then
 615             # Check for MPSS 3.x or MPSS 3.x.x
 616             if [[ $ver3 =~ [0-9].[0-9].[0-9]* ]]; then
 617                 ver3="${ver3}-0"
 618             else
 619                 ver3="${ver3}.0-0"
 620             fi
 621             if [ -z "$build" ]; then
 622                 res3="$ver3"
 623             elif [ "$build" = "$ver3" ]; then
 624                 res3="$res3 $url"
 625             fi
 626         elif [ -n "$ver2" ]; then
 627             if [ -z "$build" ]; then
 628                 res2="$ver2"
 629             elif [ "$build" = "$ver2" ]; then
 630                 res2="$res2 $url"
 631             fi
 632         fi
 633
 634     done
 635
 636     if [ -z "$build" ]; then
 637         # return a last version of MPSS
 638         if [ -n "$res3" ]; then
 639             echo "$res3"
 640         else
 641             echo "$res2"
 642         fi
 643     elif [ "${build%%.*}" = "3" ]; then
 644         local ver=${build%%-*}
 645         local bid=${build##*-}
 646         if [ $bid -eq 0 ]; then
 647             # return URLs from MPSS info file
 648             echo "$res3"
 649         else
 650             # Check for MPSS 3.x or MPSS 3.x.x
 651             if [ ${ver##*.} -eq 0 ]; then
 652                 ver=${ver%.*}
 653             fi
 654             # return URLs from internal site with MPSS builds
 655             # kernel sources:
 656             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-src-$ver.tar"
 657             # kernel configs:
 658             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-$ver-k1om.tar"
 659             # OFED headers:
 660             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-$ver-$distro.tar"
 661         fi
 662     else
 663         # return URLs from MPSS info file
 664         echo "$res2"
 665     fi
 666 }
 667
 668 # Get public information about last releases of
 669 # Intel Manycore Platform Software Stack (MPSS)
 670 download_mpss_info() {
 671     local file="$1"
 672     local force="${2:-true}"
 673     local url=${MPSS_URL:-"http://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss"}
 674
 675     download_file "$url" "$file" "$force"
 676 }
 677
 678 download_mpss() {
 679     local file="$1"
 680     local force="${2:-false}"
 681     local urls=$(parse_mpss_info "$file" ${MPSS_VERSION} ${MPSS_DISTRO})
 682
 683     [ -z "$urls" ] && fatal 1 "Could not determine the URLs of MPSS $MPSS_VERSION"
 684
 685     # force re-download if build number is zero
 686     [[ $MPSS_VERSION = [0-9].[0-9].[0-9]*-0 ]] && force=true
 687
 688     local url
 689     local i=0
 690     for url in $urls; do
 691         file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
 692         download_file "$url" "$file" "$force"
 693         i=$((i+1))
 694     done
 695 }
 696
 697 load_target() {
 698
 699     EXTRA_VERSION_save="$EXTRA_VERSION"
 700     for patchesdir in "$EXTERNAL_PATCHES" \
 701                       "$TOPDIR/lustre/lustre/kernel_patches"; do
 702         TARGET_FILE="$patchesdir/targets/$TARGET.target"
 703         [ -r "$TARGET_FILE" ] && break
 704     done
 705     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
 706
 707     echo "Loading target config file $TARGET.target..."
 708
 709     # if the caller specified an OFED_VERSION it should override whatever
 710     # the target file specifies
 711     local env_OFED_VERSION="$OFED_VERSION"
 712
 713     . "$TARGET_FILE"
 714
 715     if [ -n "$env_OFED_VERSION" ]; then
 716         OFED_VERSION="$env_OFED_VERSION"
 717     fi
 718
 719     # doesn't make any sense to build OFED for xen domX's
 720     if $XEN; then
 721         OFED_VERSION=""
 722     fi
 723
 724     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
 725     #       go away and the target just specify the $RPMSMPTYPE
 726     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
 727
 728     # CC might have been overwriten in TARGET_FILE
 729     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
 730         export CCACHE && export CC="ccache $CC"
 731     fi
 732
 733     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
 734         KERNELDIR="$KERNELTREE/${lnxmaj}"
 735         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
 736     fi
 737
 738     # verify the series is available
 739     if [ "$SERIES" ]; then
 740         for series in $SERIES; do
 741             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 742                 [ -r "$patchesdir/series/$series" ] && continue 2
 743             done
 744             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."
 745         done
 746     fi
 747
 748     # set the location of the .config file
 749     local XENPOSTFIX=""
 750     if $XEN; then
 751         XENPOSTFIX="-xen"
 752     fi
 753
 754     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
 755         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
 756     fi
 757
 758     local lnxrelnew=${lnxrel//-/_}
 759
 760     # remember the EXTRA_VERSION before we diddle it here
 761     # XXX - we really should not diddle with any values read in from the
 762     #       target file.  if we want to modify a value, we should create
 763     #       a new variable.
 764     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
 765
 766     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
 767         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
 768     fi
 769
 770     if [ "$EXTRA_VERSION_save" ]; then
 771         EXTRA_VERSION="$EXTRA_VERSION_save"
 772     elif ! $RELEASE; then
 773         # if there is no patch series, then this is not a lustre specific
 774         # kernel.  don't make it look like one
 775         if $PATCHLESS || [ -n "$SERIES" ]; then
 776             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
 777             if ! $PATCHLESS && [ -n "$BUILDID" ]; then
 778                 EXTRA_VERSION="${EXTRA_VERSION}.${BUILDID}"
 779             fi
 780         fi
 781     fi
 782     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
 783
 784     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
 785
 786     BUILD_ARCHS=
 787     for arch in $(uniqify "$ALL_ARCHS"); do
 788         if [ -z "$TARGET_ARCHS" ] ||
 789            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
 790             BUILD_ARCHS="$BUILD_ARCHS $arch"
 791         fi
 792     done
 793     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
 794     echo "Building for: $BUILD_ARCHS"
 795 }
 796
 797 tarflags() {
 798     local file="$1"
 799
 800     case "$file" in
 801         '')
 802             fatal 1 "tarflags(): File name argument missing."
 803             ;;
 804         *.tar.gz | *.tgz)
 805             echo 'zxf'
 806             ;;
 807         *.tar.bz2)
 808             echo 'jxf'
 809             ;;
 810         *.tar)
 811             echo 'xf'
 812             ;;
 813         *)
 814             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
 815             ;;
 816     esac
 817
 818 }
 819
 820 untar() {
 821     local tarfile="$1"
 822     shift
 823     local extractfile="$@"
 824
 825     echo "Untarring ${tarfile##*/}..."
 826     tar $(tarflags "$tarfile") "$tarfile" $extractfile
 827
 828 }
 829
 830 unpack_ofed() {
 831
 832     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
 833         return 1
 834     fi
 835     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
 836
 837 }
 838
 839 unpack_lustre() {
 840
 841     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
 842     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
 843
 844 }
 845
 846 unpack_mpss() {
 847
 848     [ -d mpss ] && return 0
 849
 850     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
 851         local ver=${MPSS_VERSION%%-*}
 852         local file
 853         local i
 854         # Check for MPSS 3.x or MPSS 3.x.x
 855         if [ ${ver##*.} -eq 0 ]; then
 856             ver=${ver%.*}
 857         fi
 858         for i in $(seq 0 9); do
 859             file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
 860             if [ -r "$file" ]; then
 861                 untar "$file" \
 862                     "mpss-$ver/*/linux-*.tar.bz2" \
 863                     "mpss-$ver/*/kernel-dev-*.rpm" \
 864                     "mpss-$ver/*/ofed-driver-*-devel-*.rpm"
 865             fi
 866         done
 867         # Extract kernel configs
 868         file=$(find mpss-$ver -type f -path "*/kernel-dev-*.rpm")
 869         if ! rpm2cpio "$file" | cpio -idm; then
 870             echo "Error extracting MPSS kernel configs"
 871             return 1
 872         fi
 873         # Unpack kernel sources
 874         file=$(find mpss-$ver -type f -path "*/linux-*.tar.bz2")
 875         if ! untar "$file"; then
 876             echo "Error unpacking MPSS kernel sources"
 877             return 1
 878         fi
 879         # Extract OFED headers
 880         file=$(find mpss-$ver -type f -path "*/ofed-driver-*-devel-*.rpm")
 881         if ! rpm2cpio "$file" | cpio -idm; then
 882             echo "Error extracting MPSS OFED headers"
 883             return 1
 884         fi
 885         # Remove unpacked archives to save space
 886         rm -rf mpss-$ver
 887         # Make link to MPSS kernel sources
 888         ln -sf linux-* mpss
 889     else
 890         local dir="mpss-${MPSS_VERSION}-${MPSS_DISTRO%%-*}"
 891
 892         mkdir $dir || return 255
 893         pushd $dir >/dev/null || return 255
 894         if ! untar "$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part0.tar" "*/gpl/*full_src*"; then
 895             popd >/dev/null
 896             rm -rf $dir
 897             echo "Error unpacking MPSS tarball 1"
 898             return 1
 899         fi
 900         local file=$(find . -type f -path "*/gpl/*full_src*")
 901         if ! untar "$file"; then
 902             popd >/dev/null
 903             rm -rf $dir
 904             echo "Error unpacking MPSS tarball 2"
 905             return 1
 906         fi
 907         popd >/dev/null
 908         ln -sf $dir mpss
 909     fi
 910
 911 }
 912
 913 do_patch_linux() {
 914
 915     local do_patch=${1:-true}
 916
 917     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
 918     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
 919     $do_patch && pushd linux >/dev/null
 920     for series in $SERIES; do
 921         echo -n "Applying series $series:"
 922         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
 923             [ -r "$patchesdir/series/$series" ] || continue
 924             SERIES_FILE="$patchesdir/series/$series"
 925             for patch in $(<"$SERIES_FILE"); do
 926                 echo -n " $patch"
 927                 PATCH_FILE="$patchesdir/patches/$patch"
 928                 [ -r "$PATCH_FILE" ] || \
 929                     fatal 1 "Patch $patch does not exist in Lustre tree."
 930                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
 931                     rm -f $FULL_PATCH
 932                     fatal 1 "Error adding patch $patch to full patch."
 933                 }
 934                 if $do_patch; then
 935                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
 936                         rm -f $FULL_PATCH
 937                         fatal 1 "Error applying patch $patch."
 938                     }
 939                 fi
 940             done
 941             break
 942         done
 943         echo
 944     done
 945     $do_patch && popd >/dev/null
 946     echo "Full patch has been saved in ${FULL_PATCH##*/}."
 947
 948 }
 949
 950 build_lustre() {
 951     local linux="$1"
 952     local linuxobj="$2"
 953
 954     cp "$LUSTRE" SOURCES
 955
 956     pushd lustre >/dev/null
 957
 958     if ! build_lustre_dkms; then
 959         popd >/dev/null # pushd lustre
 960         return 255
 961     fi
 962
 963     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
 964     local targets arch
 965     for arch in $BUILD_ARCHS; do
 966         targets="--target $arch $targets"
 967     done
 968
 969     local confoptions=""
 970
 971     if $PATCHLESS; then
 972         confoptions="$confoptions --disable-server"
 973     fi
 974
 975     local rpmbuildopt='-tb'
 976     if $NORPM; then
 977         rpmbuildopt='-tc'
 978         echo NORPM mode. Only compiling.
 979     fi
 980
 981     # If server we now build the spl and zfs modules against the lustre kernel.
 982     # These are required prior to the building of lustre server. Client does
 983     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
 984     # line above so is at least consistant.
 985     if [ $PATCHLESS == false ] && [ "x$ZFSNOTSUPPORTED" == "x" ]; then
 986         if ! build_spl_zfs; then
 987             popd >/dev/null # pushd lustre
 988             return 255
 989         fi
 990     fi
 991
 992     if $PATCHLESS; then
 993         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
 994         if [ -n "$CROSS_SUFFIX" ]; then
 995             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
 996         fi
 997     fi
 998
 999     # ditto for the lustre-tests boolean
1000     if ! $LUSTRE_TESTS; then
1001         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
1002     fi
1003
1004     if ! $IOKITRPM; then
1005         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
1006     fi
1007
1008     local osd_zfs=""
1009     if $OSDZFSRPM; then
1010         osd_zfs="yes"
1011     fi
1012
1013     local osd_ldiskfs=""
1014     if $OSDLDISKFSRPM; then
1015         osd_ldiskfs="yes"
1016     fi
1017
1018     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
1019     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args $confoptions ${CONFIGURE_FLAGS}\""
1020     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1021     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1022     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1023     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1024
1025     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1026         ${osd_zfs:+--with zfs} \
1027         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1028         fatal 1 "Error building rpms for $BUILD_ARCHS."
1029
1030     if $DO_SRC; then
1031         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1032             popd >/dev/null
1033             return 255
1034         fi
1035     fi
1036     popd >/dev/null
1037
1038 }
1039
1040 build_lustre_dkms() {
1041     [ -n "$MPSS_VERSION" ] && return 0
1042     local ver=$(eval echo  $(awk '/LUSTRE_VERSION_STRING/ {print $3}'  lustre/include/lustre_ver.h))
1043     echo "Building Lustre DKMS RPMs for: $BUILD_ARCHS..."
1044     ./configure --enable-dist || return 255
1045     $RPMBUILD --define="_topdir $TOPDIR" -bs lustre-dkms.spec || return 255
1046     $RPMBUILD --rebuild --define="_topdir $TOPDIR" $TOPDIR/SRPMS/lustre-dkms-$ver-*.src.rpm || return 255
1047     return 0
1048 }
1049
1050 ###
1051 # build_spl_zfs
1052 #
1053 # Fetch spl/zfs from the git repo and prepare for lustre build
1054 #
1055 # Overrides:
1056 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1057 #   SPLZFSTAG     - Tag to checkout of clone repositories
1058 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1059 #
1060 # return 0 if successful, else 255
1061 build_spl_zfs() {
1062     # make sure the RPM build environment is set up
1063     pushd $TOPDIR
1064     create_rpmbuild_dirs
1065     popd
1066
1067     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1068     # destination for the rpms
1069     export RPM_BUILD_ROOT=$TOPDIR
1070     SPLZFSVER=${SPLZFSVER:-0.6.3}
1071     SPLZFSTAG=${SPLZFSTAG:-}
1072
1073     # The files expect a kver to be set to the kernel version .
1074     local kver=$(find_linux_release)
1075
1076     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1077     local pkg
1078     for pkg in spl zfs; do
1079
1080         local rpmpkg
1081
1082         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1083
1084         # need to fetch the repo in order to build it.
1085         # default to github but allow override
1086         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1087
1088         pushd $pkg || return 255
1089         if [ -n "$SPLZFSTAG" ]; then
1090             git checkout $SPLZFSTAG
1091         else
1092             git checkout -b lbuild $pkg-$SPLZFSVER
1093         fi
1094
1095         # This differentiates between older zfs versions
1096         if [ -f $pkg-modules.spec.in ]; then
1097             rpmpkg=$pkg-modules
1098             specdir=.
1099             speclist="$pkg.spec $rpmpkg.spec"
1100         else
1101             rpmpkg=kmod-$pkg-devel
1102             specdir=rpm/generic
1103             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1104         fi
1105
1106         sh autogen.sh || return 255
1107
1108         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1109                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1110             ! make dist 2>&1; then
1111             popd
1112             return 255
1113         fi
1114         popd
1115
1116         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1117            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1118         if [ -f $pkg/scripts/kmodtool ]; then
1119             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1120         fi
1121
1122         local rpmb
1123         if $DO_SRC; then
1124             rpmb=-ba
1125         else
1126             rpmb=-bb
1127         fi
1128
1129         # set search dir for our own kmodtool to find correct
1130         # directories
1131         export KERNELSOURCE=$(dirname ${LINUX})
1132         # Manually build rpms
1133         for spec in $speclist; do
1134             echo "Building RPMs from $pkg/$specdir/$spec"
1135             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1136                 --nodeps -v \
1137                 --define "require_kdir ${LINUX}" \
1138                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1139                 ${spldir:+--define "require_spldir ${spldir}"} \
1140                 --define "kver $kver" \
1141                 --define "kernels $kver" \
1142                 --define "_tmppath /var/tmp" \
1143                 --define "kernelbuildroot $TOPDIR/reused" \
1144                 --define "_topdir $TOPDIR" 2>&1; then
1145                 return 255
1146             fi
1147         done
1148
1149         # We have built the rpms for the package. Now we need to extract the
1150         # contained files so we can build further things against them
1151         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1152
1153         # cpio only extract to pwd so we need to go there.
1154         pushd $TOPDIR
1155         local rpm
1156         for rpm in $rpms; do
1157             rpm2cpio $rpm | cpio -id
1158         done
1159
1160         if [ "$pkg" == "zfs" ]; then
1161             # We also need to extract both the zfs and zfs-devel rpms
1162             # the zfs rpm is needed because it has the actual libraries in
1163             # it and the zfs-devel rpm only has unversioned symlinks to the
1164             # libraries in the zfs rpm
1165             # this will all change one day when we have a libzfs rpm per
1166             # https://github.com/zfsonlinux/zfs/issues/2329
1167             # and it looks like it could be one day soon:
1168             # https://github.com/zfsonlinux/zfs/pull/2341
1169             local devel_rpms=$(ls -1 $TOPDIR/RPMS/*/{$pkg-devel,$pkg-$SPLZFSVER,lib*}-*.rpm)
1170             for rpm in $devel_rpms; do
1171                 rpm2cpio $rpm | cpio -id
1172             done
1173             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR ${CONFIGURE_FLAGS}"
1174         fi
1175         popd
1176
1177         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1178         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1179     done
1180
1181     OSDZFSRPM=true
1182
1183     return 0
1184 }
1185
1186 prepare_mpss() {
1187
1188     pushd mpss >/dev/null || return 255
1189     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
1190         cp -f ../boot/config-* .config
1191         if ! make ARCH=k1om silentoldconfig ; then
1192             popd >/dev/null
1193             return 1
1194         fi
1195         if ! make ARCH=k1om modules_prepare ; then
1196             popd >/dev/null
1197             return 1
1198         fi
1199         cp -f ../boot/Module.symvers-* Module.symvers
1200     else
1201         if ! make defconfig-miclinux; then
1202             popd >/dev/null
1203             return 1
1204         fi
1205         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1206             popd >/dev/null
1207             return 1
1208         fi
1209     fi
1210     popd >/dev/null
1211
1212 }
1213
1214 stage() {
1215
1216     [ "$STAGEDIR" ] || return 0
1217
1218     for arch in $BUILD_ARCHS; do
1219         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1220         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1221         mkdir -p "${rpmdir}"
1222         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1223         if [ -d RPMS/noarch ]; then
1224             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1225         fi
1226     done
1227
1228     cp -v "$LUSTRE" "$STAGEDIR"
1229
1230 }
1231
1232 set_rpm_smp_type() {
1233
1234     local infact_arch="${TARGET_ARCH}"
1235
1236     RPMSMPTYPE=""
1237     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1238
1239     local smp_type
1240     for smp_type in $SMP_ARCHS; do
1241         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1242     done
1243
1244     for smp_type in $BIGSMP_ARCHS; do
1245         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1246     done
1247
1248     for smp_type in $PPC64_ARCHS; do
1249         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1250     done
1251
1252     for smp_type in $DEFAULT_ARCHS; do
1253         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1254     done
1255
1256 }
1257
1258 # This function takes a linux include tree and digs out the linux release
1259 # from it. It is never called directly, only called from the distro
1260 # specific function find_linux_release() in lbuild-{rhel,sles}.
1261 _find_linux_release() {
1262     local SRC="$1"
1263     local LINUXRELEASEHEADER=""
1264
1265     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1266     if [ -s $SRC/include/generated/utsrelease.h ]; then
1267         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1268     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1269         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1270     fi
1271
1272     if [ ! -s $LINUXRELEASEHEADER ]; then
1273         fatal 1 "could not find UTS_RELEASE"
1274     fi
1275
1276     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1277 }
1278
1279 # unpack kernel(/source/devel) RPM
1280 #
1281 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1282 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1283 # contain a list of arches for which rpmbuild commands (including the one for
1284 # lustre itself)
1285 unpack_linux_devel_rpm() {
1286     local kernelrpm="${1}"
1287
1288     [ -f "$kernelrpm" ] || return 255
1289     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1290
1291     pushd $TOPDIR/reused &>/dev/null || return 255
1292
1293     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1294         return 255
1295     fi
1296
1297     # call a distro specific hook, if available
1298     if type -p unpack_linux_devel_rpm-$DISTRO; then
1299         if ! unpack_linux_devel_rpm-$DISTRO "$kernelrpm"; then
1300             return 255
1301         fi
1302     fi
1303
1304     popd &>/dev/null
1305
1306     find_linux_devel_paths $TOPDIR/reused
1307
1308     return 0
1309
1310 }
1311
1312 build_kernel_ib() {
1313     local linux="$1"
1314     local kib_prefix="$2"
1315     local kib_rpm="$3"
1316
1317     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1318     local K_SRC="K_SRC"
1319     # ofed 1.3 had a bug in the rpm spec
1320     if [ "$OFED_VERSION" = "1.3" ]; then
1321         K_SRC="KSRC"
1322     fi
1323
1324     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-sdp-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1325     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod"
1326
1327     if compare_version $OFED_VERSION 3.0; then
1328         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1329     else
1330         OFED_HARDWARE="$OFED_HARDWARE --with-cxgb4-mod"
1331     fi
1332
1333     # some I/B drivers are architecture dependent and kernel-ib's configure
1334     # does not figure it out for us ~sigh~
1335     case "$TARGET_ARCH" in
1336         ppc64)
1337             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1338             ;;
1339     esac
1340     # we're no longer shipping the OFED iSCSI target
1341     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1342     OFED_ISCSI="--with-srp-mod"
1343     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1344     ##kernels >= 2.6.30)
1345     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1346     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1347     #fi
1348
1349     # assume we are just rebuilding the SRPM
1350     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1351     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1352
1353     # but switch to building from the SPEC if we need to apply patches
1354     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1355         BUILD_TYPE="-bb"
1356         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1357         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1358         local file ed_fragment1 ed_fragment2 n=1
1359         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1360             ed_fragment1="$ed_fragment1
1361 Patch$n: ${file%%*/}"
1362             ed_fragment2="$ed_fragment2
1363 %patch$n -p0"
1364             cp $file ${TOPDIR}/SOURCES
1365             let n=$n+1
1366         done
1367         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1368             # Only apply the ed-scripts that should be used for the canonical target
1369             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1370             # convention
1371             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1372             # To apply the same change to multiple canonical target simply specify
1373             # a list of colon separated canoncial target names in the file name.
1374             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1375                                    -e ":${CANONICAL_TARGET}.ed$"
1376             if [ $? -eq 0 ] ; then
1377                 ed_fragment3="$ed_fragment3
1378 $(cat $file)"
1379                 let n=$n+1
1380             fi
1381         done
1382
1383         if [ $n -gt 1 ]; then
1384             ed $SOURCE <<EOF
1385 /^Source: /a
1386 $ed_fragment1
1387 .
1388 /^%setup /a
1389 $ed_fragment2
1390 .
1391 $ed_fragment3
1392 wq
1393 EOF
1394         fi
1395     fi
1396
1397     local linuxrelease=$(find_linux_release)
1398     if compare_version $OFED_VERSION 3.0; then
1399         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1400     fi
1401     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1402                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1403                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1404                   --define "KVERSION ${linuxrelease}" \
1405                   --define "$K_SRC ${linux}" \
1406                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1407                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1408                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1409                   ${SOURCE} 2>&1; then
1410         fatal 1 "Error building ${kib_rpm}"
1411     fi
1412
1413 }
1414
1415 store_for_reuse() {
1416     local articles="$1"
1417     local module="$2"
1418     local location="$3"
1419     local signature="$4"
1420     local use_links="$5"
1421
1422     local linkflag=""
1423     if $use_links; then
1424         linkflag="l"
1425     fi
1426
1427     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1428     if [ -z "$default_iface" ]; then
1429         fatal 1 "Failed to determine the default route interface"
1430     fi
1431     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1432     if [ -z "$unique_id" ]; then
1433         fatal 1 "Failed to determine a unique id from interface $default_interface"
1434     fi
1435
1436     local finallocation="$location"/"$signature"/"$module"
1437     location="$location"/"$signature-${unique_id}"/"$module"
1438     mkdir -p "$location"
1439     # the cleanup script removes any directory that doesn't have a
1440     # .lastused, so let's try to prevent that as soon as we can
1441     # this solution still slightly racy with the cleanup script
1442     # but the race is a lot tighter now
1443     touch -t 197001010000 "$location/.lastused"
1444     ## use eval/echo here to make sure shell expansions are performed
1445     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1446     local article
1447     for article in $(eval echo $articles); do
1448         if ! cp -a${linkflag} "$article" "$location"; then
1449             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1450             # rename the cache location so that it's not cached
1451             # product, but is around for analysis
1452             mv "$location"{,-bad-$(date +%s)} ||
1453                 error "failed to clean up a failed cache attempt" \
1454                       "in \"$location\" -- manual cleanup will be" \
1455                       "necessary"
1456             return 1
1457         fi
1458     done
1459
1460     # flag the cache as complete (i.e. in case lbuild was previously
1461     # interrupted while caching)
1462     touch "$location/.lastused"
1463
1464     # put the temporary location into the final location
1465     # (last one wins)
1466     mkdir -p "${finallocation%/*}"
1467     mv "$location" "$finallocation"
1468     rmdir "${location%/*}"
1469     return 0
1470
1471 }
1472
1473 reuse() {
1474     local module="$1"
1475     local dest="$2"
1476     local use_links="${3:-false}"
1477     local signature="$4"
1478
1479     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1480         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1481             # the .lastused flag is populated at the end of the caching to
1482             # signal that the caching was completed.  if that flag is not
1483             # there, then the cache is invalid (and should be removed in fact)
1484             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1485                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1486             return 1
1487         fi
1488
1489         # so that we know how stale this entry is
1490         touch $REUSEBUILD/$signature/$module/.lastused
1491
1492         if $use_links; then
1493             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1494                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1495             fi
1496         else
1497             # copying is pretty heavy
1498             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1499             # do some creative symlinking instead
1500             local dir
1501             for dir in BUILD SRPMS SPECS; do
1502                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1503                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1504                 fi
1505             done
1506             # sources have to be copied by file because we need SOURCES to
1507             # be a dir we can write into
1508 # could overrun ls's arg list here
1509             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1510             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1511                 xargs ln -t $dest/SOURCES -s
1512
1513             # same for RPMS/* dirs
1514 # could overrun ls's arg list here
1515             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1516             local dir
1517             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1518                 mkdir -p $dest/RPMS/${dir##*/}
1519                 find $dir -type f |
1520                   xargs ln -t $dest/RPMS/${dir##*/} -s
1521             done
1522         fi
1523         return 0
1524     else
1525         return 1
1526     fi
1527 }
1528
1529 basearch() {
1530     local arch="$1"
1531
1532     if [[ $arch = i[3456]86 ]]; then
1533         echo "i386"
1534     else
1535         echo "$arch"
1536     fi
1537
1538 }
1539
1540 build_kernel_with_srpm() {
1541     local outfd=$1
1542
1543     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1544         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1545     fi
1546
1547     # need to generate the patch for this target
1548     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1549
1550     # get an md5sum of the kernel patch + config for reuse check
1551     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1552     #     in BUILD_ARCHS
1553     local release_str
1554     if $RELEASE; then
1555         local release_str="RELEASE=$RELEASE\n"
1556     fi
1557
1558     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1559         local REUSE_SIGNATURE=$({ echo -en $release_str;
1560                                   echo $BUILD_GEN;
1561                                   cat $CONFIG_FILE $TARGET_FILE $FULL_PATCH;
1562                                   cat $LBUILD_DIR/lbuild $LBUILD_DIR/lbuild-${DISTRO}; } |
1563                                 md5sum | cut -d" " -f1)
1564         # see if we can link to the reuse pool
1565         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1566         #       "library"
1567         local CAN_LINK_FOR_REUSE=false
1568         touch $REUSEBUILD/$$
1569         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1570             CAN_LINK_FOR_REUSE=true
1571         fi
1572         rm $REUSEBUILD/$$
1573     fi
1574
1575     # the extra version string to use for the kernel (which might be a reused
1576     # kernel, remember)
1577     local kernel_extra_version=""
1578     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1579                                    "$REUSE_SIGNATURE"; then
1580         # nothing cached, build from scratch
1581         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1582             echo "Downloading kernel SRPM" >&${outfd}
1583             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1584         fi
1585
1586         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1587                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1588             # should we clean this up or leave it for analysis?
1589             #rm -rf $RPMTOPDIR
1590             fatal 1 "Error installing kernel SRPM."
1591         fi
1592
1593         # put the Lustre kernel patch into the RPM build tree
1594         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1595         prepare_and_build_srpm >&${outfd} ||
1596             fatal 1 "failed to prepare_and_build_srpm"
1597
1598         if [ -z "$REUSE_SIGNATURE" ]; then
1599             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1600         else
1601             # store the resulting kernel RPM build tree for future use
1602             echo "Storing the built kernel for future reuse" >&${outfd}
1603             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1604                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1605                                  "$CAN_LINK_FOR_REUSE"; then
1606                 error "Failed to store kernel RPMS for reuse"
1607                 echo "unknown" >&${outfd}
1608                 return 1
1609             fi
1610         fi
1611     fi  # build reuse
1612
1613     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1614     local KERNEL_RPM
1615     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1616         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1617     fi
1618     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1619
1620     # should now have the following RPMs
1621     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1622     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1623     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1624     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1625     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1626
1627     echo $kernel_extra_version
1628     return 0
1629
1630 }
1631
1632 # build OFED
1633 # globals used:
1634 #    TOPDIR
1635 #    REUSEBUILD, USE_BUILD_CACHE
1636 #    CONFIGURE_FLAGS
1637
1638 build_ofed() {
1639     local linux="$1"
1640     local ofed_version="$2"
1641     local kib_prefix
1642     local kib_rpm
1643
1644     # if an ofed version is given, then it means use OFED proper,
1645     # not any vendor specific "inkernel" version
1646     if [ -z "$ofed_version" ]; then
1647         return 0
1648     fi
1649
1650     if [ "$ofed_version" = "inkernel" ]; then
1651         # see if there is a distro specific override for this and use
1652         # that if it exists
1653         # XXX we need to better integrate a distro specific override with
1654         #     the rest of this function so that all of the reuse cache
1655         #     stuff is leveraged given that 80% of this function is reuse
1656         if type -p build_ofed-${DISTRO}; then
1657             local ofed_location
1658             ofed_location=$(build_ofed-${DISTRO} ${STDOUT})
1659             local rc=${PIPESTATUS[0]}
1660             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1661             return $rc
1662         else
1663             return 0
1664         fi
1665     elif compare_version $OFED_VERSION 3.0; then
1666         kib_prefix="ofa_kernel"
1667         kib_rpm="kernel-ib"
1668     else
1669         kib_prefix="compat-rdma"
1670         kib_rpm="compat-rdma"
1671     fi
1672
1673     # build kernel-ib/compat-rdma
1674     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1675         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1676                                   echo "$(find_linux_release;
1677                                   echo "$BUILD_GEN")";
1678                                   cat "${linux}/include/linux/autoconf.h";
1679                                   cat "$LBUILD_DIR/lbuild" ;
1680                                   cat "$LBUILD_DIR/lbuild-${DISTRO}"; } |
1681                                 md5sum | cut -d" " -f1)
1682         # see if we can link to the reuse pool
1683         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1684         #       "library"
1685         local CAN_LINK_FOR_REUSE=false
1686         touch $REUSEBUILD/$$
1687         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1688             CAN_LINK_FOR_REUSE=true
1689         fi
1690         rm $REUSEBUILD/$$
1691     fi
1692
1693     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1694                                    "$REUSE_SIGNATURE"; then
1695         if [ -n "$REUSE_SIGNATURE" ]; then
1696             # stash away the existing built articles for a moment
1697             mkdir bak
1698             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1699             function mv_back {
1700                 pushd bak
1701                 find . | cpio -pudlm ..
1702                 popd
1703                 rm -rf bak
1704             }
1705             create_rpmbuild_dirs
1706         fi
1707         # build it
1708         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1709
1710         if [ -z "$REUSE_SIGNATURE" ]; then
1711             echo "No reuse signature was caculated so not storing the built ofed"
1712         else
1713             # store the resulting RPM build tree for future use
1714             echo "Storing the built ofed for future reuse"
1715             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1716                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1717                                  "$CAN_LINK_FOR_REUSE"; then
1718                 error "Failed to store OFED RPMS for reuse"
1719                 mv_back
1720                 return 1
1721             fi
1722             # put the stuff we stashed away back
1723             mv_back
1724         fi
1725     fi
1726
1727     pushd "$TOPDIR" >/dev/null
1728     rm -rf ${kib_rpm}-devel
1729     mkdir ${kib_rpm}-devel
1730     cd ${kib_rpm}-devel
1731     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1732     # might be present on the file
1733     #local linuxrelease=$(find_linux_release)
1734     #ofed_version=$(echo $ofed_version |
1735     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1736     # FIXME
1737     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1738     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1739     # number, but currectly not. Once OFED fix this in the future release, we
1740     # can remove following filter.
1741     #ofed_version=$(echo $ofed_version |
1742     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1743     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1744     # I dont' know why we have gone through the trouble to filter out the name
1745     # of the rpm there should only be one ${kib_rpm}-devel built
1746     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1747     if ! rpm2cpio < $rpm | cpio -id; then
1748         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1749     fi
1750     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1751     popd >/dev/null
1752
1753 }
1754
1755 build_with_srpm() {
1756
1757     if ! $PATCHLESS; then
1758         local kernel_extra_version
1759         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1760             fatal 1 "Failed to build the kernel from it's SRPM"
1761         fi
1762
1763         for arch in $BUILD_ARCHS; do
1764             local kernel_devel_rpm
1765             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1766                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1767             fi
1768
1769             # install the -devel RPM in preparation for modules builds
1770             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1771                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1772                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1773             fi
1774         done
1775     else
1776         # need to find and unpack the vendor's own kernel-devel for patchless
1777         # client build
1778         local kernelrpm
1779         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1780             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in ${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
1781         fi
1782         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1783             fatal 1 "Could not find the Linux tree in $kernelrpm"
1784         fi
1785     fi
1786
1787     # ~sigh~  have to make copies of and modify some of the rpm
1788     # infrastructure files so that find-requires can find our unpacked
1789     # kernel-devel artifacts
1790     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1791     FIND_REQUIRES="$(pwd)/find-requires"
1792     chmod 755 {symset-table,find-requires{,.ksyms}}
1793     local tmp="$(pwd)"
1794     tmp="${tmp//\//\\/}"
1795     ed find-requires <<EOF
1796 1a
1797 set -x
1798 .
1799 /|.*find-requires.ksyms/s/|/| bash -x/
1800 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1801 wq
1802 EOF
1803     ed find-requires.ksyms <<EOF
1804 1a
1805 set -x
1806 .
1807 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1808 wq
1809 EOF
1810     ed symset-table <<EOF
1811 1a
1812 set -x
1813 .
1814 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1815 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1816 wq
1817 EOF
1818
1819     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1820         fatal 1 "error building OFED"
1821
1822     # now build Lustre
1823     if build_lustre "$LINUX" "$LINUXOBJ"; then
1824         # the build worked.  resolve any symlinked files (i.e. from reuse)
1825         # in RPMS/$arch to real files so that that that huge mess of
1826         # complication known as LTS can copy them yet somewhere else.
1827         # is it any wonder this whole process is so damn so?  anyone ever
1828         # heard of hardlinks?  it's this cool new thing that allows you save
1829         # tons of time and space by creating... well you can go read about
1830         # them if you have not heard about them yet.
1831         # can i say how much the implemenation of all of this really impedes
1832         # RPM reuse?
1833         local dir
1834         for dir in RPMS/*; do
1835             pushd $dir
1836             for file in $(ls); do
1837                 if [ -h $file ]; then
1838                     cp $file foo
1839                     mv foo $file
1840                 fi
1841             done
1842             popd
1843         done
1844         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1845         # as that's where LTS expects to find them
1846         for dir in RPMS/*; do
1847             if [ $dir = RPMS/$TARGET_ARCH ]; then
1848                 continue
1849             fi
1850             pushd $dir
1851             local files=$(ls)
1852             if [ -n "$files" ]; then
1853                 cp -al $files ../$TARGET_ARCH
1854             fi
1855             popd
1856         done
1857     else
1858         return 1
1859     fi
1860
1861 }
1862
1863 create_rpmbuild_dirs() {
1864
1865     [ -d RPMS ] || mkdir RPMS
1866     for arch in $BUILD_ARCHS; do
1867         if [[ $arch = i?86 ]]; then
1868             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1869             # even if the target arch is i686
1870             [ -d RPMS/i386 ] || mkdir RPMS/i386
1871         fi
1872         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1873     done
1874     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1875     [ -d BUILD ] || mkdir BUILD
1876     [ -d SOURCES ] || mkdir SOURCES
1877     [ -d SPECS ] || mkdir SPECS
1878     [ -d SRPMS ] || mkdir SRPMS
1879
1880 }
1881
1882 new_list() {
1883
1884     echo ""
1885
1886 }
1887
1888 add_list() {
1889     local list="$1"
1890     local item="$2"
1891
1892     echo "$list $item"
1893
1894 }
1895
1896 is_list_member() {
1897     local list="$1"
1898     local item="$2"
1899
1900     [[ $list\  == *\ $item\ * ]]
1901
1902 }
1903
1904 #########################################################################
1905 # Generate a backtrace through the call stack.
1906 #
1907 # Input: None
1908 # Output: None
1909 #########################################################################
1910 backtrace() {
1911     local strip=${1:-1}
1912
1913     local funcname="" sourcefile="" lineno="" n
1914
1915     echo "Call stack: (most recent first)"
1916     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1917         funcname=${FUNCNAME[$n - 1]}
1918         sourcefile=$(basename ${BASH_SOURCE[$n]})
1919         lineno=${BASH_LINENO[$n - 1]}
1920         if [ $n = 1 ]; then
1921             let lineno-=11
1922         fi
1923         # Display function arguments
1924         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1925             local args newarg j p=0
1926             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1927                 newarg=${BASH_ARGV[$j + $p - 1]}
1928                 args="${args:+${args} }'${newarg}'"
1929             done
1930             let p+=${BASH_ARGC[$n - 1]}
1931         fi
1932         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1933     done
1934
1935     echo
1936     echo "BEGIN BACKTRACE"
1937
1938     #echo ${BASH_LINENO[*]}
1939     #echo ${BASH_SOURCE[*]}
1940     #echo ${FUNCNAME[*]}
1941     local i=$((${#FUNCNAME[@]} - 1))
1942     while [ $i -ge 0 ]; do
1943         local lineno=${BASH_LINENO[$i]}
1944         if [ $i = 0 ]; then
1945             let lineno-=11
1946         fi
1947         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1948         # Can't figure out how to get function args from other frames...
1949         local FUNCTION="${FUNCNAME[$i]}()"
1950         echo "$SOURCELINE:$FUNCTION"
1951         i=$((i - 1))
1952     done
1953
1954     echo "END BACKTRACE"
1955
1956     echo $BACKTRACE
1957
1958 }
1959
1960 seen_list=$(new_list)
1961 trap 'set +x;
1962 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1963 Unfortunately the above line number in the message may or may not be correct,
1964 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1965 echo
1966 # have we seen this one
1967 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1968
1969 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1970   echo "seen this one already"
1971 else
1972   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1973 fi
1974 backtrace
1975 ) ; set $xtrace' ERR
1976 set -E
1977
1978 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1979
1980 options=$(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,release,set-value:,src,stage:,target:,target-archs:,with-linux:,xen -- "$@")
1981
1982 if [ $? != 0 ]; then
1983     usage 1
1984 fi
1985
1986 eval set -- "$options"
1987
1988 while [ "$1" ]; do
1989     case "$1" in
1990         '')
1991             usage 1
1992             ;;
1993         --ccache)
1994             CCACHE='ccache'
1995             shift
1996             ;;
1997         -D)
1998             DATE=$2
1999             shift 2
2000             ;;
2001         --external-patches)
2002             EXTERNAL_PATCHES=$2
2003             shift 2
2004             ;;
2005         --extraversion)
2006             EXTRA_VERSION=$2
2007             shift 2
2008             ;;
2009         --help | -h)
2010             usage 0
2011             ;;
2012         --kerneldir)
2013             KERNELDIR=$2
2014             shift 2
2015             ;;
2016         --kerneltree)
2017             if ! KERNELTREE=$(canon_path "$2"); then
2018                 fatal 1 "Could not determine the canonical location of $2"
2019             fi
2020             shift 2
2021             ;;
2022         --linux | --with-linux)
2023             if ! LINUX=$(canon_path "$2"); then
2024                 fatal 1 "Could not determine the canonical location of $2"
2025             fi
2026             shift 2
2027             ;;
2028         --distro)
2029             DISTRO=$2
2030             shift 2
2031             ;;
2032         --reusebuild)
2033             if ! REUSEBUILD=$(canon_path "$2"); then
2034                 fatal 1 "Could not determine the canonical location of $2"
2035             fi
2036             shift 2
2037             ;;
2038         --norpm)
2039             NORPM=true
2040             shift
2041             ;;
2042         --noiokit)
2043             IOKITRPM=false
2044             shift
2045             ;;
2046         --patchless)
2047             PATCHLESS=true
2048             shift
2049             ;;
2050         --kernelrpm)
2051             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2052                 fatal 1 "Could not determine the canonical location of $2"
2053             fi
2054             shift 2
2055             ;;
2056         --timestamp)
2057             TIMESTAMP=$2
2058             shift 2
2059             ;;
2060         --lustre)
2061             if ! LUSTRE=$(canon_filepath "$2"); then
2062                 fatal 1 "Could not determine the canonical location of $2"
2063             fi
2064             shift 2
2065             ;;
2066         --nodownload)
2067             DOWNLOAD=false
2068             shift 1
2069             ;;
2070         --nosrc)
2071             DO_SRC=false
2072             shift 1
2073             ;;
2074         --ofed-version)
2075             OFED_VERSION="$2"
2076             shift 2
2077             ;;
2078         --mpss-version)
2079             MPSS_VERSION="$2"
2080             shift 2
2081             ;;
2082         --publish)
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 -ne '/^BUILDID =/s/.*= *//p' lustre/META)
2136 VERSION=$(sed -ne '/^VERSION =/s/.*= *//p' lustre/META)
2137
2138 load_target
2139
2140 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2141     download_ofed
2142     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2143 fi
2144
2145 if [ -n "$MPSS_VERSION" ]; then
2146     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2147
2148     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2149     download_mpss_info "$MPSS_INFO"
2150
2151     if [ "$MPSS_VERSION" = "last" ]; then
2152         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2153         [ -z "$MPSS_VERSION" ] && fatal 1 "Could not determine the last MPSS version"
2154     elif [[ $MPSS_VERSION != [0-9].[0-9].[0-9]*-[0-9]* ]]; then
2155         fatal 1 "Incorrect MPSS version $MPSS_VERSION"
2156     fi
2157
2158     download_mpss "$MPSS_INFO"
2159     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2160     echo "Building with MPSS $MPSS_VERSION"
2161     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2162     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2163
2164     if [ -z "$MPSS_OFED" ]; then
2165         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver-*/Module.symvers")
2166         if [ -n "$MPSS_OFED" ]; then
2167             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2168         else
2169             MPSS_OFED="--without-o2ib"
2170         fi
2171     fi
2172
2173     # disable unsupported parts:
2174     PATCHLESS=true
2175     IOKITRPM=false
2176     LDISKFSRPM=false
2177     ZFSNOTSUPPORTED="yes"
2178
2179     # define variables for cross compilation:
2180     CROSS_SUFFIX="-mic"
2181     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
2182         CC_TARGET_ARCH=k1om-mpss-linux
2183         LINUX="$TOPDIR/mpss"
2184     else
2185         CC_TARGET_ARCH=x86_64-k1om-linux
2186         LINUX="$TOPDIR/mpss/card/kernel"
2187         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = ${MPSS_VERSION%%-*}\""
2188     fi
2189     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2190     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2191     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2192     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${VERSION}/${CC_TARGET_ARCH}}\""
2193     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2194     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2195     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2196     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2197     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2198
2199     # redefine CC for proper ./configure during rpmbuild
2200     export CC=${CC_TARGET_ARCH}-gcc
2201 fi
2202
2203 # make sure the RPM build environment is set up
2204 create_rpmbuild_dirs
2205
2206 # if an unpacked kernel source tree was given on the command line
2207 # just build lustre with it (nothing distro kernel specific here)
2208 if [ -n "$LINUX" ]; then
2209     find_linux_release() {
2210         _find_linux_release $LINUX
2211     }
2212     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2213         fatal 1 "error building OFED"
2214     build_lustre "$LINUX" "$LINUXOBJ"
2215 else
2216     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTRO" ]; then
2217         fatal 1 "${LBUILD_DIR}/lbuild-$DISTRO not found"
2218     fi
2219     source ${LBUILD_DIR}/lbuild-$DISTRO
2220     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2221 fi
2222
2223 stage