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LU-5233 lod: Remove ldo_def_striping_set check
[fs/lustre-release.git] / 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     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
959     local targets arch
960     for arch in $BUILD_ARCHS; do
961         targets="--target $arch $targets"
962     done
963
964     local confoptions=""
965
966     if $PATCHLESS; then
967         confoptions="$confoptions --disable-server"
968     fi
969
970     local rpmbuildopt='-tb'
971     if $NORPM; then
972         rpmbuildopt='-tc'
973         echo NORPM mode. Only compiling.
974     fi
975
976     # If server we now build the spl and zfs modules against the lustre kernel.
977     # These are required prior to the building of lustre server. Client does
978     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
979     # line above so is at least consistant.
980     if [ $PATCHLESS == false ] && [ "x$ZFSNOTSUPPORTED" == "x" ]; then
981         if ! build_spl_zfs; then
982             popd >/dev/null # pushd lustre
983             return 255
984         fi
985     fi
986
987     if $PATCHLESS; then
988         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
989         if [ -n "$CROSS_SUFFIX" ]; then
990             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
991         fi
992     fi
993
994     # ditto for the lustre-tests boolean
995     if ! $LUSTRE_TESTS; then
996         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
997     fi
998
999     if ! $IOKITRPM; then
1000         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
1001     fi
1002
1003     local osd_zfs=""
1004     if $OSDZFSRPM; then
1005         osd_zfs="yes"
1006     fi
1007
1008     local osd_ldiskfs=""
1009     if $OSDLDISKFSRPM; then
1010         osd_ldiskfs="yes"
1011     fi
1012
1013     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
1014     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args $confoptions ${CONFIGURE_FLAGS}\""
1015     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1016     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1017     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1018     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1019
1020     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1021         ${osd_zfs:+--with zfs} \
1022         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1023         fatal 1 "Error building rpms for $BUILD_ARCHS."
1024
1025     if $DO_SRC; then
1026         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1027             popd >/dev/null
1028             return 255
1029         fi
1030     fi
1031     popd >/dev/null
1032
1033 }
1034
1035 ###
1036 # build_spl_zfs
1037 #
1038 # Fetch spl/zfs from the git repo and prepare for lustre build
1039 #
1040 # Overrides:
1041 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1042 #   SPLZFSTAG     - Tag to checkout of clone repositories
1043 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1044 #
1045 # return 0 if successful, else 255
1046 build_spl_zfs() {
1047     # make sure the RPM build environment is set up
1048     pushd $TOPDIR
1049     create_rpmbuild_dirs
1050     popd
1051
1052     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1053     # destination for the rpms
1054     export RPM_BUILD_ROOT=$TOPDIR
1055     SPLZFSVER=${SPLZFSVER:-0.6.3}
1056     SPLZFSTAG=${SPLZFSTAG:-}
1057
1058     # The files expect a kver to be set to the kernel version .
1059     local kver=$(find_linux_release)
1060
1061     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1062     local pkg
1063     for pkg in spl zfs; do
1064
1065         local rpmpkg
1066
1067         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1068
1069         # need to fetch the repo in order to build it.
1070         # default to github but allow override
1071         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1072
1073         pushd $pkg || return 255
1074         if [ -n "$SPLZFSTAG" ]; then
1075             git checkout $SPLZFSTAG
1076         else
1077             git checkout -b lbuild $pkg-$SPLZFSVER
1078         fi
1079
1080         # This differentiates between older zfs versions
1081         if [ -f $pkg-modules.spec.in ]; then
1082             rpmpkg=$pkg-modules
1083             specdir=.
1084             speclist="$pkg.spec $rpmpkg.spec"
1085         else
1086             rpmpkg=kmod-$pkg-devel
1087             specdir=rpm/generic
1088             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1089         fi
1090
1091         sh autogen.sh || return 255
1092
1093         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1094                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1095             ! make dist 2>&1; then
1096             popd
1097             return 255
1098         fi
1099         popd
1100
1101         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1102            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1103         if [ -f $pkg/scripts/kmodtool ]; then
1104             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1105         fi
1106
1107         local rpmb
1108         if $DO_SRC; then
1109             rpmb=-ba
1110         else
1111             rpmb=-bb
1112         fi
1113
1114         # set search dir for our own kmodtool to find correct
1115         # directories
1116         export KERNELSOURCE=$(dirname ${LINUX})
1117         # Manually build rpms
1118         for spec in $speclist; do
1119             echo "Building RPMs from $pkg/$specdir/$spec"
1120             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1121                 --nodeps -v \
1122                 --define "require_kdir ${LINUX}" \
1123                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1124                 ${spldir:+--define "require_spldir ${spldir}"} \
1125                 --define "kver $kver" \
1126                 --define "kernels $kver" \
1127                 --define "_tmppath /var/tmp" \
1128                 --define "kernelbuildroot $TOPDIR/reused" \
1129                 --define "_topdir $TOPDIR" 2>&1; then
1130                 return 255
1131             fi
1132         done
1133
1134         # We have built the rpms for the package. Now we need to extract the
1135         # contained files so we can build further things against them
1136         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1137
1138         # cpio only extract to pwd so we need to go there.
1139         pushd $TOPDIR
1140         local rpm
1141         for rpm in $rpms; do
1142             rpm2cpio $rpm | cpio -id
1143         done
1144
1145         if [ "$pkg" == "zfs" ]; then
1146             # We also need to extract both the zfs and zfs-devel rpms
1147             # the zfs rpm is needed because it has the actual libraries in
1148             # it and the zfs-devel rpm only has unversioned symlinks to the
1149             # libraries in the zfs rpm
1150             # this will all change one day when we have a libzfs rpm per
1151             # https://github.com/zfsonlinux/zfs/issues/2329
1152             # and it looks like it could be one day soon:
1153             # https://github.com/zfsonlinux/zfs/pull/2341
1154             local devel_rpms=$(ls -1 $TOPDIR/RPMS/*/{$pkg-devel,$pkg-$SPLZFSVER,lib*}-*.rpm)
1155             for rpm in $devel_rpms; do
1156                 rpm2cpio $rpm | cpio -id
1157             done
1158             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR ${CONFIGURE_FLAGS}"
1159         fi
1160         popd
1161
1162         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1163         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1164     done
1165
1166     OSDZFSRPM=true
1167
1168     return 0
1169 }
1170
1171 prepare_mpss() {
1172
1173     pushd mpss >/dev/null || return 255
1174     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
1175         cp -f ../boot/config-* .config
1176         if ! make ARCH=k1om silentoldconfig ; then
1177             popd >/dev/null
1178             return 1
1179         fi
1180         if ! make ARCH=k1om modules_prepare ; then
1181             popd >/dev/null
1182             return 1
1183         fi
1184         cp -f ../boot/Module.symvers-* Module.symvers
1185     else
1186         if ! make defconfig-miclinux; then
1187             popd >/dev/null
1188             return 1
1189         fi
1190         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1191             popd >/dev/null
1192             return 1
1193         fi
1194     fi
1195     popd >/dev/null
1196
1197 }
1198
1199 stage() {
1200
1201     [ "$STAGEDIR" ] || return 0
1202
1203     for arch in $BUILD_ARCHS; do
1204         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1205         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1206         mkdir -p "${rpmdir}"
1207         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1208         if [ -d RPMS/noarch ]; then
1209             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1210         fi
1211     done
1212
1213     cp -v "$LUSTRE" "$STAGEDIR"
1214
1215 }
1216
1217 set_rpm_smp_type() {
1218
1219     local infact_arch="${TARGET_ARCH}"
1220
1221     RPMSMPTYPE=""
1222     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1223
1224     local smp_type
1225     for smp_type in $SMP_ARCHS; do
1226         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1227     done
1228
1229     for smp_type in $BIGSMP_ARCHS; do
1230         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1231     done
1232
1233     for smp_type in $PPC64_ARCHS; do
1234         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1235     done
1236
1237     for smp_type in $DEFAULT_ARCHS; do
1238         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1239     done
1240
1241 }
1242
1243 # This function takes a linux include tree and digs out the linux release
1244 # from it. It is never called directly, only called from the distro
1245 # specific function find_linux_release() in lbuild-{rhel,sles}.
1246 _find_linux_release() {
1247     local SRC="$1"
1248     local LINUXRELEASEHEADER=""
1249
1250     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1251     if [ -s $SRC/include/generated/utsrelease.h ]; then
1252         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1253     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1254         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1255     fi
1256
1257     if [ ! -s $LINUXRELEASEHEADER ]; then
1258         fatal 1 "could not find UTS_RELEASE"
1259     fi
1260
1261     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1262 }
1263
1264 # unpack kernel(/source/devel) RPM
1265 #
1266 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1267 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1268 # contain a list of arches for which rpmbuild commands (including the one for
1269 # lustre itself)
1270 unpack_linux_devel_rpm() {
1271     local kernelrpm="${1}"
1272
1273     [ -f "$kernelrpm" ] || return 255
1274     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1275
1276     pushd $TOPDIR/reused &>/dev/null || return 255
1277
1278     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1279         return 255
1280     fi
1281
1282     # call a distro specific hook, if available
1283     if type -p unpack_linux_devel_rpm-$DISTRO; then
1284         if ! unpack_linux_devel_rpm-$DISTRO "$kernelrpm"; then
1285             return 255
1286         fi
1287     fi
1288
1289     popd &>/dev/null
1290
1291     find_linux_devel_paths $TOPDIR/reused
1292
1293     return 0
1294
1295 }
1296
1297 build_kernel_ib() {
1298     local linux="$1"
1299     local kib_prefix="$2"
1300     local kib_rpm="$3"
1301
1302     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1303     local K_SRC="K_SRC"
1304     # ofed 1.3 had a bug in the rpm spec
1305     if [ "$OFED_VERSION" = "1.3" ]; then
1306         K_SRC="KSRC"
1307     fi
1308
1309     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-sdp-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1310     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod"
1311
1312     if compare_version $OFED_VERSION 3.0; then
1313         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1314     else
1315         OFED_HARDWARE="$OFED_HARDWARE --with-cxgb4-mod"
1316     fi
1317
1318     # some I/B drivers are architecture dependent and kernel-ib's configure
1319     # does not figure it out for us ~sigh~
1320     case "$TARGET_ARCH" in
1321         ppc64)
1322             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1323             ;;
1324     esac
1325     # we're no longer shipping the OFED iSCSI target
1326     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1327     OFED_ISCSI="--with-srp-mod"
1328     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1329     ##kernels >= 2.6.30)
1330     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1331     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1332     #fi
1333
1334     # assume we are just rebuilding the SRPM
1335     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1336     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1337
1338     # but switch to building from the SPEC if we need to apply patches
1339     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1340         BUILD_TYPE="-bb"
1341         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1342         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1343         local file ed_fragment1 ed_fragment2 n=1
1344         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1345             ed_fragment1="$ed_fragment1
1346 Patch$n: ${file%%*/}"
1347             ed_fragment2="$ed_fragment2
1348 %patch$n -p0"
1349             cp $file ${TOPDIR}/SOURCES
1350             let n=$n+1
1351         done
1352         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1353             # Only apply the ed-scripts that should be used for the canonical target
1354             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1355             # convention
1356             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1357             # To apply the same change to multiple canonical target simply specify
1358             # a list of colon separated canoncial target names in the file name.
1359             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1360                                    -e ":${CANONICAL_TARGET}.ed$"
1361             if [ $? -eq 0 ] ; then
1362                 ed_fragment3="$ed_fragment3
1363 $(cat $file)"
1364                 let n=$n+1
1365             fi
1366         done
1367
1368         if [ $n -gt 1 ]; then
1369             ed $SOURCE <<EOF
1370 /^Source: /a
1371 $ed_fragment1
1372 .
1373 /^%setup /a
1374 $ed_fragment2
1375 .
1376 $ed_fragment3
1377 wq
1378 EOF
1379         fi
1380     fi
1381
1382     local linuxrelease=$(find_linux_release)
1383     if compare_version $OFED_VERSION 3.0; then
1384         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1385     fi
1386     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1387                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1388                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1389                   --define "KVERSION ${linuxrelease}" \
1390                   --define "$K_SRC ${linux}" \
1391                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1392                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1393                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1394                   ${SOURCE} 2>&1; then
1395         fatal 1 "Error building ${kib_rpm}"
1396     fi
1397
1398 }
1399
1400 store_for_reuse() {
1401     local articles="$1"
1402     local module="$2"
1403     local location="$3"
1404     local signature="$4"
1405     local use_links="$5"
1406
1407     local linkflag=""
1408     if $use_links; then
1409         linkflag="l"
1410     fi
1411
1412     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1413     if [ -z "$default_iface" ]; then
1414         fatal 1 "Failed to determine the default route interface"
1415     fi
1416     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1417     if [ -z "$unique_id" ]; then
1418         fatal 1 "Failed to determine a unique id from interface $default_interface"
1419     fi
1420
1421     local finallocation="$location"/"$signature"/"$module"
1422     location="$location"/"$signature-${unique_id}"/"$module"
1423     mkdir -p "$location"
1424     # the cleanup script removes any directory that doesn't have a
1425     # .lastused, so let's try to prevent that as soon as we can
1426     # this solution still slightly racy with the cleanup script
1427     # but the race is a lot tighter now
1428     touch -t 197001010000 "$location/.lastused"
1429     ## use eval/echo here to make sure shell expansions are performed
1430     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1431     local article
1432     for article in $(eval echo $articles); do
1433         if ! cp -a${linkflag} "$article" "$location"; then
1434             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1435             # rename the cache location so that it's not cached
1436             # product, but is around for analysis
1437             mv "$location"{,-bad-$(date +%s)} ||
1438                 error "failed to clean up a failed cache attempt" \
1439                       "in \"$location\" -- manual cleanup will be" \
1440                       "necessary"
1441             return 1
1442         fi
1443     done
1444
1445     # flag the cache as complete (i.e. in case lbuild was previously
1446     # interrupted while caching)
1447     touch "$location/.lastused"
1448
1449     # put the temporary location into the final location
1450     # (last one wins)
1451     mkdir -p "${finallocation%/*}"
1452     mv "$location" "$finallocation"
1453     rmdir "${location%/*}"
1454     return 0
1455
1456 }
1457
1458 reuse() {
1459     local module="$1"
1460     local dest="$2"
1461     local use_links="${3:-false}"
1462     local signature="$4"
1463
1464     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1465         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1466             # the .lastused flag is populated at the end of the caching to
1467             # signal that the caching was completed.  if that flag is not
1468             # there, then the cache is invalid (and should be removed in fact)
1469             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1470                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1471             return 1
1472         fi
1473
1474         # so that we know how stale this entry is
1475         touch $REUSEBUILD/$signature/$module/.lastused
1476
1477         if $use_links; then
1478             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1479                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1480             fi
1481         else
1482             # copying is pretty heavy
1483             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1484             # do some creative symlinking instead
1485             local dir
1486             for dir in BUILD SRPMS SPECS; do
1487                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1488                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1489                 fi
1490             done
1491             # sources have to be copied by file because we need SOURCES to
1492             # be a dir we can write into
1493 # could overrun ls's arg list here
1494             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1495             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1496                 xargs ln -t $dest/SOURCES -s
1497
1498             # same for RPMS/* dirs
1499 # could overrun ls's arg list here
1500             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1501             local dir
1502             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1503                 mkdir -p $dest/RPMS/${dir##*/}
1504                 find $dir -type f |
1505                   xargs ln -t $dest/RPMS/${dir##*/} -s
1506             done
1507         fi
1508         return 0
1509     else
1510         return 1
1511     fi
1512 }
1513
1514 basearch() {
1515     local arch="$1"
1516
1517     if [[ $arch = i[3456]86 ]]; then
1518         echo "i386"
1519     else
1520         echo "$arch"
1521     fi
1522
1523 }
1524
1525 build_kernel_with_srpm() {
1526     local outfd=$1
1527
1528     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1529         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1530     fi
1531
1532     # need to generate the patch for this target
1533     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1534
1535     # get an md5sum of the kernel patch + config for reuse check
1536     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1537     #     in BUILD_ARCHS
1538     local release_str
1539     if $RELEASE; then
1540         local release_str="RELEASE=$RELEASE\n"
1541     fi
1542
1543     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1544         local REUSE_SIGNATURE=$({ echo -en $release_str;
1545                                   echo $BUILD_GEN;
1546                                   cat $CONFIG_FILE $TARGET_FILE $FULL_PATCH;
1547                                   cat $LBUILD_DIR/lbuild $LBUILD_DIR/lbuild-${DISTRO}; } |
1548                                 md5sum | cut -d" " -f1)
1549         # see if we can link to the reuse pool
1550         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1551         #       "library"
1552         local CAN_LINK_FOR_REUSE=false
1553         touch $REUSEBUILD/$$
1554         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1555             CAN_LINK_FOR_REUSE=true
1556         fi
1557         rm $REUSEBUILD/$$
1558     fi
1559
1560     # the extra version string to use for the kernel (which might be a reused
1561     # kernel, remember)
1562     local kernel_extra_version=""
1563     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1564                                    "$REUSE_SIGNATURE"; then
1565         # nothing cached, build from scratch
1566         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1567             echo "Downloading kernel SRPM" >&${outfd}
1568             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1569         fi
1570
1571         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1572                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1573             # should we clean this up or leave it for analysis?
1574             #rm -rf $RPMTOPDIR
1575             fatal 1 "Error installing kernel SRPM."
1576         fi
1577
1578         # put the Lustre kernel patch into the RPM build tree
1579         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1580         prepare_and_build_srpm >&${outfd} ||
1581             fatal 1 "failed to prepare_and_build_srpm"
1582
1583         if [ -z "$REUSE_SIGNATURE" ]; then
1584             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1585         else
1586             # store the resulting kernel RPM build tree for future use
1587             echo "Storing the built kernel for future reuse" >&${outfd}
1588             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1589                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1590                                  "$CAN_LINK_FOR_REUSE"; then
1591                 error "Failed to store kernel RPMS for reuse"
1592                 echo "unknown" >&${outfd}
1593                 return 1
1594             fi
1595         fi
1596     fi  # build reuse
1597
1598     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1599     local KERNEL_RPM
1600     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1601         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1602     fi
1603     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1604
1605     # should now have the following RPMs
1606     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1607     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1608     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1609     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1610     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1611
1612     echo $kernel_extra_version
1613     return 0
1614
1615 }
1616
1617 # build OFED
1618 # globals used:
1619 #    TOPDIR
1620 #    REUSEBUILD, USE_BUILD_CACHE
1621 #    CONFIGURE_FLAGS
1622
1623 build_ofed() {
1624     local linux="$1"
1625     local ofed_version="$2"
1626     local kib_prefix
1627     local kib_rpm
1628
1629     # if an ofed version is given, then it means use OFED proper,
1630     # not any vendor specific "inkernel" version
1631     if [ -z "$ofed_version" ]; then
1632         return 0
1633     fi
1634
1635     if [ "$ofed_version" = "inkernel" ]; then
1636         # see if there is a distro specific override for this and use
1637         # that if it exists
1638         # XXX we need to better integrate a distro specific override with
1639         #     the rest of this function so that all of the reuse cache
1640         #     stuff is leveraged given that 80% of this function is reuse
1641         if type -p build_ofed-${DISTRO}; then
1642             local ofed_location
1643             ofed_location=$(build_ofed-${DISTRO} ${STDOUT})
1644             local rc=${PIPESTATUS[0]}
1645             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1646             return $rc
1647         else
1648             return 0
1649         fi
1650     elif compare_version $OFED_VERSION 3.0; then
1651         kib_prefix="ofa_kernel"
1652         kib_rpm="kernel-ib"
1653     else
1654         kib_prefix="compat-rdma"
1655         kib_rpm="compat-rdma"
1656     fi
1657
1658     # build kernel-ib/compat-rdma
1659     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1660         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1661                                   echo "$(find_linux_release;
1662                                   echo "$BUILD_GEN")";
1663                                   cat "${linux}/include/linux/autoconf.h";
1664                                   cat "$LBUILD_DIR/lbuild" ;
1665                                   cat "$LBUILD_DIR/lbuild-${DISTRO}"; } |
1666                                 md5sum | cut -d" " -f1)
1667         # see if we can link to the reuse pool
1668         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1669         #       "library"
1670         local CAN_LINK_FOR_REUSE=false
1671         touch $REUSEBUILD/$$
1672         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1673             CAN_LINK_FOR_REUSE=true
1674         fi
1675         rm $REUSEBUILD/$$
1676     fi
1677
1678     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1679                                    "$REUSE_SIGNATURE"; then
1680         if [ -n "$REUSE_SIGNATURE" ]; then
1681             # stash away the existing built articles for a moment
1682             mkdir bak
1683             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1684             function mv_back {
1685                 pushd bak
1686                 find . | cpio -pudlm ..
1687                 popd
1688                 rm -rf bak
1689             }
1690             create_rpmbuild_dirs
1691         fi
1692         # build it
1693         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1694
1695         if [ -z "$REUSE_SIGNATURE" ]; then
1696             echo "No reuse signature was caculated so not storing the built ofed"
1697         else
1698             # store the resulting RPM build tree for future use
1699             echo "Storing the built ofed for future reuse"
1700             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1701                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1702                                  "$CAN_LINK_FOR_REUSE"; then
1703                 error "Failed to store OFED RPMS for reuse"
1704                 mv_back
1705                 return 1
1706             fi
1707             # put the stuff we stashed away back
1708             mv_back
1709         fi
1710     fi
1711
1712     pushd "$TOPDIR" >/dev/null
1713     rm -rf ${kib_rpm}-devel
1714     mkdir ${kib_rpm}-devel
1715     cd ${kib_rpm}-devel
1716     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1717     # might be present on the file
1718     #local linuxrelease=$(find_linux_release)
1719     #ofed_version=$(echo $ofed_version |
1720     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1721     # FIXME
1722     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1723     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1724     # number, but currectly not. Once OFED fix this in the future release, we
1725     # can remove following filter.
1726     #ofed_version=$(echo $ofed_version |
1727     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1728     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1729     # I dont' know why we have gone through the trouble to filter out the name
1730     # of the rpm there should only be one ${kib_rpm}-devel built
1731     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1732     if ! rpm2cpio < $rpm | cpio -id; then
1733         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1734     fi
1735     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1736     popd >/dev/null
1737
1738 }
1739
1740 build_with_srpm() {
1741
1742     if ! $PATCHLESS; then
1743         local kernel_extra_version
1744         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1745             fatal 1 "Failed to build the kernel from it's SRPM"
1746         fi
1747
1748         for arch in $BUILD_ARCHS; do
1749             local kernel_devel_rpm
1750             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1751                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1752             fi
1753
1754             # install the -devel RPM in preparation for modules builds
1755             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1756                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1757                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1758             fi
1759         done
1760     else
1761         # need to find and unpack the vendor's own kernel-devel for patchless
1762         # client build
1763         local kernelrpm
1764         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1765             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in ${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
1766         fi
1767         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1768             fatal 1 "Could not find the Linux tree in $kernelrpm"
1769         fi
1770     fi
1771
1772     # ~sigh~  have to make copies of and modify some of the rpm
1773     # infrastructure files so that find-requires can find our unpacked
1774     # kernel-devel artifacts
1775     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1776     FIND_REQUIRES="$(pwd)/find-requires"
1777     chmod 755 {symset-table,find-requires{,.ksyms}}
1778     local tmp="$(pwd)"
1779     tmp="${tmp//\//\\/}"
1780     ed find-requires <<EOF
1781 1a
1782 set -x
1783 .
1784 /|.*find-requires.ksyms/s/|/| bash -x/
1785 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1786 wq
1787 EOF
1788     ed find-requires.ksyms <<EOF
1789 1a
1790 set -x
1791 .
1792 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1793 wq
1794 EOF
1795     ed symset-table <<EOF
1796 1a
1797 set -x
1798 .
1799 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1800 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1801 wq
1802 EOF
1803
1804     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1805         fatal 1 "error building OFED"
1806
1807     # now build Lustre
1808     if build_lustre "$LINUX" "$LINUXOBJ"; then
1809         # the build worked.  resolve any symlinked files (i.e. from reuse)
1810         # in RPMS/$arch to real files so that that that huge mess of
1811         # complication known as LTS can copy them yet somewhere else.
1812         # is it any wonder this whole process is so damn so?  anyone ever
1813         # heard of hardlinks?  it's this cool new thing that allows you save
1814         # tons of time and space by creating... well you can go read about
1815         # them if you have not heard about them yet.
1816         # can i say how much the implemenation of all of this really impedes
1817         # RPM reuse?
1818         local dir
1819         for dir in RPMS/*; do
1820             pushd $dir
1821             for file in $(ls); do
1822                 if [ -h $file ]; then
1823                     cp $file foo
1824                     mv foo $file
1825                 fi
1826             done
1827             popd
1828         done
1829         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1830         # as that's where LTS expects to find them
1831         for dir in RPMS/*; do
1832             if [ $dir = RPMS/$TARGET_ARCH ]; then
1833                 continue
1834             fi
1835             pushd $dir
1836             local files=$(ls)
1837             if [ -n "$files" ]; then
1838                 cp -al $files ../$TARGET_ARCH
1839             fi
1840             popd
1841         done
1842     else
1843         return 1
1844     fi
1845
1846 }
1847
1848 create_rpmbuild_dirs() {
1849
1850     [ -d RPMS ] || mkdir RPMS
1851     for arch in $BUILD_ARCHS; do
1852         if [[ $arch = i?86 ]]; then
1853             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1854             # even if the target arch is i686
1855             [ -d RPMS/i386 ] || mkdir RPMS/i386
1856         fi
1857         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1858     done
1859     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1860     [ -d BUILD ] || mkdir BUILD
1861     [ -d SOURCES ] || mkdir SOURCES
1862     [ -d SPECS ] || mkdir SPECS
1863     [ -d SRPMS ] || mkdir SRPMS
1864
1865 }
1866
1867 new_list() {
1868
1869     echo ""
1870
1871 }
1872
1873 add_list() {
1874     local list="$1"
1875     local item="$2"
1876
1877     echo "$list $item"
1878
1879 }
1880
1881 is_list_member() {
1882     local list="$1"
1883     local item="$2"
1884
1885     [[ $list\  == *\ $item\ * ]]
1886
1887 }
1888
1889 #########################################################################
1890 # Generate a backtrace through the call stack.
1891 #
1892 # Input: None
1893 # Output: None
1894 #########################################################################
1895 backtrace() {
1896     local strip=${1:-1}
1897
1898     local funcname="" sourcefile="" lineno="" n
1899
1900     echo "Call stack: (most recent first)"
1901     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1902         funcname=${FUNCNAME[$n - 1]}
1903         sourcefile=$(basename ${BASH_SOURCE[$n]})
1904         lineno=${BASH_LINENO[$n - 1]}
1905         if [ $n = 1 ]; then
1906             let lineno-=11
1907         fi
1908         # Display function arguments
1909         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1910             local args newarg j p=0
1911             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1912                 newarg=${BASH_ARGV[$j + $p - 1]}
1913                 args="${args:+${args} }'${newarg}'"
1914             done
1915             let p+=${BASH_ARGC[$n - 1]}
1916         fi
1917         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1918     done
1919
1920     echo
1921     echo "BEGIN BACKTRACE"
1922
1923     #echo ${BASH_LINENO[*]}
1924     #echo ${BASH_SOURCE[*]}
1925     #echo ${FUNCNAME[*]}
1926     local i=$((${#FUNCNAME[@]} - 1))
1927     while [ $i -ge 0 ]; do
1928         local lineno=${BASH_LINENO[$i]}
1929         if [ $i = 0 ]; then
1930             let lineno-=11
1931         fi
1932         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1933         # Can't figure out how to get function args from other frames...
1934         local FUNCTION="${FUNCNAME[$i]}()"
1935         echo "$SOURCELINE:$FUNCTION"
1936         i=$((i - 1))
1937     done
1938
1939     echo "END BACKTRACE"
1940
1941     echo $BACKTRACE
1942
1943 }
1944
1945 seen_list=$(new_list)
1946 trap 'set +x;
1947 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1948 Unfortunately the above line number in the message may or may not be correct,
1949 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1950 echo
1951 # have we seen this one
1952 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1953
1954 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1955   echo "seen this one already"
1956 else
1957   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1958 fi
1959 backtrace
1960 ) ; set $xtrace' ERR
1961 set -E
1962
1963 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1964
1965 options=$(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 -- "$@")
1966
1967 if [ $? != 0 ]; then
1968     usage 1
1969 fi
1970
1971 eval set -- "$options"
1972
1973 while [ "$1" ]; do
1974     case "$1" in
1975         '')
1976             usage 1
1977             ;;
1978         --ccache)
1979             CCACHE='ccache'
1980             shift
1981             ;;
1982         -D)
1983             DATE=$2
1984             shift 2
1985             ;;
1986         --external-patches)
1987             EXTERNAL_PATCHES=$2
1988             shift 2
1989             ;;
1990         --extraversion)
1991             EXTRA_VERSION=$2
1992             shift 2
1993             ;;
1994         --help | -h)
1995             usage 0
1996             ;;
1997         --kerneldir)
1998             KERNELDIR=$2
1999             shift 2
2000             ;;
2001         --kerneltree)
2002             if ! KERNELTREE=$(canon_path "$2"); then
2003                 fatal 1 "Could not determine the canonical location of $2"
2004             fi
2005             shift 2
2006             ;;
2007         --linux | --with-linux)
2008             if ! LINUX=$(canon_path "$2"); then
2009                 fatal 1 "Could not determine the canonical location of $2"
2010             fi
2011             shift 2
2012             ;;
2013         --distro)
2014             DISTRO=$2
2015             shift 2
2016             ;;
2017         --reusebuild)
2018             if ! REUSEBUILD=$(canon_path "$2"); then
2019                 fatal 1 "Could not determine the canonical location of $2"
2020             fi
2021             shift 2
2022             ;;
2023         --norpm)
2024             NORPM=true
2025             shift
2026             ;;
2027         --noiokit)
2028             IOKITRPM=false
2029             shift
2030             ;;
2031         --patchless)
2032             PATCHLESS=true
2033             shift
2034             ;;
2035         --kernelrpm)
2036             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2037                 fatal 1 "Could not determine the canonical location of $2"
2038             fi
2039             shift 2
2040             ;;
2041         --timestamp)
2042             TIMESTAMP=$2
2043             shift 2
2044             ;;
2045         --lustre)
2046             if ! LUSTRE=$(canon_filepath "$2"); then
2047                 fatal 1 "Could not determine the canonical location of $2"
2048             fi
2049             shift 2
2050             ;;
2051         --nodownload)
2052             DOWNLOAD=false
2053             shift 1
2054             ;;
2055         --nosrc)
2056             DO_SRC=false
2057             shift 1
2058             ;;
2059         --ofed-version)
2060             OFED_VERSION="$2"
2061             shift 2
2062             ;;
2063         --mpss-version)
2064             MPSS_VERSION="$2"
2065             shift 2
2066             ;;
2067         --publish)
2068             shift
2069             ;;
2070         --release)
2071             RELEASE=true
2072             shift
2073             ;;
2074         --src)
2075             DO_SRC=true
2076             shift 1
2077             ;;
2078         --stage)
2079             STAGEDIR=$2
2080             shift 2
2081             ;;
2082         --target)
2083             TARGET=$2
2084             shift 2
2085             ;;
2086         --target-archs)
2087             TARGET_ARCHS=$2
2088             shift 2
2089             ;;
2090         --xen)
2091             XEN=true
2092             shift
2093             ;;
2094         --set-value)
2095             eval $2
2096             shift 2
2097             ;;
2098         --)
2099             shift
2100             # there are actually some lustre configure flags that we need to
2101             # handle ourselves (but we still give them to configure)
2102             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
2103                 LUSTRE_TESTS=false
2104             fi
2105             CONFIGURE_FLAGS=$@
2106             break
2107             ;;
2108         *)
2109             usage 1 "Unrecognized option: $1"
2110             ;;
2111     esac
2112 done
2113
2114 check_options
2115
2116 unpack_lustre
2117
2118 # XXX - should we _always_ get the buildid from the META file?  what are the
2119 # other (i.e. non-lustre-tarball use cases of lbuild)?
2120 BUILDID=$(sed -ne '/^BUILDID =/s/.*= *//p' lustre/META)
2121 VERSION=$(sed -ne '/^VERSION =/s/.*= *//p' lustre/META)
2122
2123 load_target
2124
2125 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2126     download_ofed
2127     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2128 fi
2129
2130 if [ -n "$MPSS_VERSION" ]; then
2131     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2132
2133     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2134     download_mpss_info "$MPSS_INFO"
2135
2136     if [ "$MPSS_VERSION" = "last" ]; then
2137         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2138         [ -z "$MPSS_VERSION" ] && fatal 1 "Could not determine the last MPSS version"
2139     elif [[ $MPSS_VERSION != [0-9].[0-9].[0-9]*-[0-9]* ]]; then
2140         fatal 1 "Incorrect MPSS version $MPSS_VERSION"
2141     fi
2142
2143     download_mpss "$MPSS_INFO"
2144     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2145     echo "Building with MPSS $MPSS_VERSION"
2146     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2147     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2148
2149     if [ -z "$MPSS_OFED" ]; then
2150         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver-*/Module.symvers")
2151         if [ -n "$MPSS_OFED" ]; then
2152             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2153         else
2154             MPSS_OFED="--without-o2ib"
2155         fi
2156     fi
2157
2158     # disable unsupported parts:
2159     PATCHLESS=true
2160     IOKITRPM=false
2161     LDISKFSRPM=false
2162     ZFSNOTSUPPORTED="yes"
2163
2164     # define variables for cross compilation:
2165     CROSS_SUFFIX="-mic"
2166     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
2167         CC_TARGET_ARCH=k1om-mpss-linux
2168         LINUX="$TOPDIR/mpss"
2169     else
2170         CC_TARGET_ARCH=x86_64-k1om-linux
2171         LINUX="$TOPDIR/mpss/card/kernel"
2172         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = ${MPSS_VERSION%%-*}\""
2173     fi
2174     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2175     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2176     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2177     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${VERSION}/${CC_TARGET_ARCH}}\""
2178     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2179     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2180     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2181     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2182     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2183
2184     # redefine CC for proper ./configure during rpmbuild
2185     export CC=${CC_TARGET_ARCH}-gcc
2186 fi
2187
2188 # make sure the RPM build environment is set up
2189 create_rpmbuild_dirs
2190
2191 # if an unpacked kernel source tree was given on the command line
2192 # just build lustre with it (nothing distro kernel specific here)
2193 if [ -n "$LINUX" ]; then
2194     find_linux_release() {
2195         _find_linux_release $LINUX
2196     }
2197     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2198         fatal 1 "error building OFED"
2199     build_lustre "$LINUX" "$LINUXOBJ"
2200 else
2201     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTRO" ]; then
2202         fatal 1 "${LBUILD_DIR}/lbuild-$DISTRO not found"
2203     fi
2204     source ${LBUILD_DIR}/lbuild-$DISTRO
2205     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2206 fi
2207
2208 stage