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LU-5710 all: second batch of corrected typos and grammar errors
[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 WITH_ZFS=""
75 XEN=false
76 LINUXOBJ=
77 DISTRO=
78 KERNELTREE=
79 # default to not adding -lustre- into the kernel RPM package names
80 KERNEL_LUSTRE_NAMING=false
81 # default not use kabi check.
82 USE_KABI=false
83
84 # patchless build
85 KERNELRPMSBASE=
86 RPMSMPTYPE=
87
88 # from target file
89 SERIES=
90 BASE_ARCHS=
91 BIGMEM_ARCHS=
92 BOOT_ARCHS=
93 JENSEN_ARCHS=
94 SMP_ARCHS=
95 BIGSMP_ARCHS=
96 PSERIES64_ARCHS=
97 UP_ARCHS=
98
99 # not in the target file any more
100 CONFIG=
101
102 # build the lustre-tests rpm?
103 LUSTRE_TESTS=true
104
105 DATE=$(date)
106
107 RPMBUILD=
108
109 export CC=${CC:-gcc}
110
111 # Readlink is not present on some older distributions: emulate it.
112 readlink() {
113     local path=$1 ll
114
115     if [ -L "$path" ]; then
116         ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
117         echo "${ll/* -> }"
118     else
119         return 1
120     fi
121 }
122
123 usage() {
124     cat <<EOF
125 Usage: ${0##*/} [OPTION]... [-- <lustre configure options>]
126
127   --external-patches=EXTERNAL_PATCHES
128     Directory similar to lustre/lustre/kernel_patches/ that lbuild should
129     look for seres and config files in before looking in the lustre
130     tree.
131
132   --extraversion=EXTRAVERSION
133     Text to use for the rpm release and kernel extraversion.
134
135   --timestamp=TIMESTAMP
136     Date of building lustre in format YYYYMMDDhhmmss
137
138   --reusebuild=DIR
139     Try to reuse old kernel builds from DIR
140
141   --kernelrpm=DIR
142     Path to distro kernel RPM collection
143
144   --ccache
145     Use ccache
146
147   --norpm
148     Do not build RPMs (compile only mode)
149
150   --patchless
151     Build lustre client only
152
153   --distro=DISTRO
154     Which distro using. Autodetect by default
155
156   --kerneldir=KERNELDIR
157     Directory containing Linux source tarballs referenced by target
158     files.
159
160   --kerneltree=KERNELTREE
161     Directory containing dirs with Linux source tarballs referenced by target
162     files. Dir names in format kernel version ('2.6.9', etc.)
163
164   --linux=LINUX --with-linux=LINUX
165     Directory of Linux kernel sources.  When this option is used, only
166     Lustre modules and userspace are built.
167
168   --lustre=LUSTRE
169     Path to an existing lustre source tarball to use.
170
171   --nodownload
172     Do not try to download a kernel from downloads.hpdd.intel.com
173
174   --nosrc
175     Do not build a .src.rpm, a full kernel patch, or a patched kernel
176     tarball.
177
178   --ldiskfs
179     Build with ldiskfs support. (Deprecated, always true)
180
181   --noiokit
182     Do not build lustre-iokit RPM. Now true by default
183
184   --publish
185     Unused.
186
187   --release
188     Specifies that the files generated do not include timestamps, and
189     that this is an official release.
190
191   --disable-zfs
192     Build Lustre without ZFS.
193
194   --src
195     Build a .src.rpm, a full kernel patch, and a patched kernel tarball.
196
197   --stage=DIR
198     Directory used to stage packages for release.  RPMs will be placed
199     more or less in DIR/<target>-<arch>, and the tarball will be
200     placed in DIR.
201
202   --target=TARGET
203     The name of the target to build.  The available targets are listed
204     below.
205
206   --target-archs=TARGET_ARCHS
207     A (space delimited) list of architectures to build.  By default,
208     all of the archs supported by the TARGET will be built, in
209     addition to a .src.rpm.  This option can limit those, for machines
210     that can only build certain archs or if you only want a certain
211     arch built (for testing, or a one-off kernel).
212
213     Also note that by using a non-"base" arch (eg, i386) only kernels
214     will be built - there will be no lustre-lite-utils package.
215
216   --xen
217     Builds a Xen domX kernel.
218
219   --set-value
220     Sets a variable to a given value.
221
222 EOF
223
224 #   list_targets
225
226     fatal "$1" "$2"
227 }
228
229 # canonicalize a relative path to a file
230 canon_filepath() {
231     local PATH="$1"
232
233     if [ ! -f "$PATH" ]; then
234         return 1
235     fi
236
237     local FILE=${PATH##*/}
238     local DIR=${PATH%/*}
239
240     echo $(canon_path "$DIR")/$FILE
241     return 0
242 }
243
244 # canonicalize a relative path to a dir
245 canon_path() {
246     local PATH="$1"
247
248     if [ ! -d "$PATH" ]; then
249         return 1
250     fi
251
252     pushd "$PATH" >/dev/null || return 1
253     local CANONPATH=$PWD
254     popd >/dev/null
255
256     echo "$CANONPATH"
257     return 0
258 }
259
260 check_options() {
261
262     if [ -z "$LUSTRE" -o ! -r "$LUSTRE" ]; then
263         usage 1 "Could not find Lustre source tarball '$LUSTRE'."
264     fi
265
266     if [ -z "$DISTRO" ] ; then
267         DISTRO=$(autodetect_distro)
268         # remove separator
269         DISTRO=${DISTRO/-/}
270     fi
271     DISTROMAJ=${DISTRO%%.*}
272
273     [ -z "$TARGET" ] && TARGET=$(autodetect_target "$DISTRO")
274
275     if [ -z "$LINUX" ]; then
276         [ "$KERNELDIR" -o "$KERNELTREE" ] || \
277             usage 1 "A kernel directory must be specified with --kerneldir or --kerneltree."
278
279         [ -d "$KERNELDIR" -o -d "$KERNELTREE" ] || \
280             usage 1 "$KERNELDIR and $KERNELTREE are not a directory."
281
282 #       TARGET_FILE="$TOPDIR/lustre/kernel_patches/targets/$TARGET.target"
283 #       [ -r "$TARGET_FILE" ] || \
284 #               usage 1 "Target '$TARGET' was not found."
285     fi
286
287     case $TARGET in
288         3.10-rhel7)
289             CANONICAL_TARGET="rhel7"
290             ;;
291         2.6-rhel6*)
292             CANONICAL_TARGET="rhel6"
293             ;;
294         2.6-rhel5)
295             CANONICAL_TARGET="rhel5"
296             ;;
297         2.6-rhel4)
298             CANONICAL_TARGET="rhel-2.6"
299             ;;
300         2.6-suse)
301             CANONICAL_TARGET="sles-2.6"
302             ;;
303         2.6-sles10)
304             CANONICAL_TARGET="sles10-2.6"
305             ;;
306         2.6-sles11 | 3.0-sles11)
307             CANONICAL_TARGET="sles11"
308             ;;
309         2.6-oel5)
310             CANONICAL_TARGET="oel5"
311             ;;
312         hp_pnnl-2.4)
313             CANONICAL_TARGET="hp-pnnl-2.4"
314             ;;
315         2.6-vanilla \
316             | suse-2.4.21-2 \
317             | rh-2.4 \
318             | rhel-2.4 \
319             | sles-2.4 \
320             | 2.6-patchless)
321                 CANONICAL_TARGET="$TARGET"
322                 ;;
323     esac
324
325     local timestampnodig=$(echo $TIMESTAMP | sed -e s/[0-9]*//g)
326     [ "$timestampnodig" = "" ] || TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
327     local timestamplength="${#TIMESTAMP}"
328     if [ $timestamplength -eq 12 ]; then
329         TIMESTAMP="${TIMESTAMP}00"
330     elif [ $timestamplength -ne 14 ]; then
331         TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
332     fi
333
334     RPMBUILD=$(which rpmbuild 2>/dev/null | head -1)
335     if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
336         RPMBUILD=$(which rpm 2>/dev/null | head -1)
337         if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
338             usage 1 "Could not find binary for making rpms (tried rpmbuild and rpm)."
339         fi
340     fi
341
342     if [ -n "$CCACHE" ]; then
343         which "$DISTCC" &>/dev/null && export DISTCC RPM_BUILD_NCPUS
344
345         if which "$CCACHE" &>/dev/null; then
346             local ccache=$(which "$CCACHE")
347             local bindir="$TOPDIR/bin"
348
349             if [ ! -d $bindir ]; then
350                 mkdir -p $bindir || fatal 1 "error trying to create $bindir"
351             else
352                 rm ${bindir}/* > /dev/null 2>&1 || true
353             fi
354             ln -s "$ccache" ${bindir}/ccache
355             ln -s "$ccache" ${bindir}/cc
356             ln -s "$ccache" ${bindir}/$CC
357             export PATH=$bindir:$PATH
358             export CCACHE && export CC="ccache $CC"
359             # zero the cache so we can see how effective we are being with it
360             echo -n "ccache "
361             ccache -z
362
363             # get some ccache stats when we are done
364             push_exit_trap '[ -n "$CCACHE" ] && ccache -s' "ccache_summary"
365             # should remove the ccache trap if lbuild is interrupted
366             trap 'echo "Received an INT TERM or HUP signal, terminating."; delete_exit_trap "ccache_summary"; exit 1' INT TERM HUP
367         fi
368     fi
369
370     return 0
371
372 }
373
374 # compare two versions $1 and $2. if $1 < $2, return 0 otherwise return 1.
375 compare_version () {
376     [[ $1 == $2 ]] && return 1
377     local IFS=.
378     local i val1=($1) val2=($2)
379
380     # padding zero to val1 if it needs
381     for ((i=${#val1[@]}; i<${#val2[@]}; i++)); do
382         val1[i]=0
383     done
384     for ((i=0; i<${#val1[@]}; i++)); do
385         [[ -z ${val2[i]} ]] && return 1
386
387         if [[ ${val1[i]} < ${val2[i]} ]]; then
388             return 0
389         elif [[ ${val1[i]} > ${val2[i]} ]]; then
390             return 1
391         fi
392     done
393 }
394
395 uniqify() {
396
397     echo $(echo "$*" | xargs -n 1 | sort -u)
398
399 }
400
401 fetch_url() {
402     local url="$1"
403     local target="$2"
404
405     if [ -z "$target" ]; then
406         fatal 1 "fetch_url() called without a target to fetch to"
407     fi
408
409     if [ -d $target ]; then
410         target+="/${url##*/}"
411     fi
412
413     local rc=0
414     if which wget >/dev/null 2>&1; then
415         if ! wget -nv "$url" -O "$target"; then
416             rc=${PIPESTATUS[0]}
417         fi
418     elif which curl >/dev/null 2>&1; then
419         if ! curl -n -L -s -o "$target" "$url"; then
420             rc=${PIPESTATUS[0]}
421         fi
422     else
423         fatal 1 "Could not find either wget or curl to fetch URLs."
424     fi
425
426     return $rc
427
428 }
429
430 download_srpm() {
431     local target=$1
432     local srpm=$2
433     local force="${3:-false}"
434
435     if $force || [ ! -r "$KERNELDIR/$srpm" ] ||
436        [ ! -s "$KERNELDIR/$srpm" ]; then
437         if $DOWNLOAD; then
438             local location="https://downloads.hpdd.intel.com/public/kernels/$target/old"
439             # get the location from a distro specific method if it exists
440             if type -p kernel_srpm_location; then
441                 location=$(kernel_srpm_location)
442             fi
443             echo "Downloading $location/$srpm..."
444             if ! fetch_url "$location/$srpm" "$KERNELDIR/$srpm" 2>&1 ||
445                [ ! -s "$KERNELDIR/$srpm" ]; then
446                 rm -f $KERNELDIR/$srpm
447                 # punt to a distro specific method if it exists
448                 if ! type -p download_srpm-$DISTROMAJ; then
449                     fatal 1 "Could not download target $target's kernel SRPM $srpm from $location."
450                 else
451                     if ! download_srpm-$DISTROMAJ "$target" "$srpm" "$force"; then
452                         fatal 1 "Could not download target $target's kernel SRPM $srpm using download_srpm-$DISTROMAJ."
453                     fi
454                 fi
455             fi
456         else
457             fatal 1 "$srpm not found in directory $KERNELDIR."
458         fi
459     fi
460
461 }
462
463 download_file() {
464     local from="$1"
465     local to="$2"
466     local force="$3"
467
468     local file=${from##*/}
469
470     if [ -d $to ]; then
471         to="$to/$file"
472     fi
473
474     local semaphore="$to-downloading"
475
476     is_downloading() {
477         if [ ! -f $semaphore ]; then
478             return 1
479         fi
480
481         # make sure the download has not been aborted
482         local now=$(date +%s)
483         local file_mtime=$(stat -c %Y "$to")
484         local staleness=$((now - file_mtime))
485         # let's assume an active download will write at least once a minute
486         if [ $staleness -gt 60 ]; then
487             return 1
488         fi
489
490         return 0
491     }
492
493     is_downloaded() {
494         # if the semaphore file exists, the file is either still downloading
495         # or a download was aborted and we cannot trust the target file
496         if [ -f $semaphore ]; then
497             return 1
498         fi
499
500         if ! is_downloading && [ -r "$to" ] && [ -s "$to" ]; then
501             return 0
502         fi
503
504         return 1
505     }
506
507     if $force || ! is_downloaded; then
508         if is_downloading; then
509             echo "Somebody else is downloading $from..."
510             while is_downloading; do
511                 echo "Waiting for $to to finish downloading"
512                 sleep 60
513             done
514             if is_downloaded; then
515                 return 0
516             else
517                 echo "The download we were waiting for seems to have been aborted"
518             fi
519
520         fi
521
522         if $DOWNLOAD; then
523             echo "Downloading $from..."
524             # flag others so they don't try to download also
525             push_exit_trap "rm -f $to $semaphore" "download"
526             touch $semaphore
527             if ! fetch_url "$from" "$to" || [ ! -s "$to" ]; then
528                 # the trap will remove the files via the fatal below
529                 fatal 1 "Could not download ${to##*/} from ${from%/*}/."
530             fi
531             rm -f $semaphore
532             delete_exit_trap "download"
533         else
534             fatal 1 "${to##*/} not found in directory ${to%/*}."
535         fi
536     fi
537
538     return 0
539
540 }
541
542 download_ofed() {
543     local force="${1:-false}"
544
545     if [ -z "$OFED_VERSION" -o "$OFED_VERSION" = "inkernel" ]; then
546         return 0
547     fi
548
549     local OFED_BASE_VERSION=$OFED_VERSION
550     if [[ $OFED_VERSION = *.*.*.* ]]; then
551         OFED_BASE_VERSION=${OFED_VERSION%.*}
552     fi
553
554     local location="https://www.openfabrics.org/downloads/OFED/ofed-${OFED_BASE_VERSION}/"
555
556     if [[ $OFED_VERSION = *-[rR][cC][0-9] ]]; then
557         local Mmv
558         Mmv=${OFED_VERSION%%-[rR][cC][0-9]}
559         location="https://www.openfabrics.org/downloads/OFED/ofed-${Mmv}/"
560     fi
561
562     if [[ $OFED_VERSION = daily-* ]]; then
563         local Mmv
564         Mmv=${OFED_VERSION/daily-/}
565         daily=${OFED_VERSION##$Mmv-}
566         location="https://www.openfabrics.org/downloads/OFED/ofed-${Mmv}-daily/"
567         # find the filename for the version for the date specified
568         OFED_VERSION=$(curl -s "$location" | sed -nre "/${Mmv}-/s/.*href=\"OFED-(${Mmv}-[0-9]{8,8}-[0-9]{4,4}).tgz.*$/\1/p" | tail -1)
569         if [ -z "$OFED_VERSION" ]; then
570             fatal 1 "Could not determine the filename of the OFED snapshot for ${daily}"
571         fi
572     fi
573
574     local file="OFED-${OFED_VERSION}.tgz"
575     download_file "$location/$file" "$KERNELTREE" "$force"
576
577 }
578
579 parse_mpss_info() {
580     local file="$1"
581     local build="$2"
582     local distro="$3"
583
584     [ -r "$file" ] || fatal 1 "Could not find MPSS info file"
585
586     # convert to MPSS distro naming
587     distro=${distro/sles/suse}
588     distro_name=${distro%%-*}
589
590     # extract links from MPSS info file
591     local urls=$(cat "$file" | \
592         tr -d '\t\r\n' | sed -e 's?\(</[a-zA-Z]*>\)?\1\n?g' | \
593         grep '.intel.com/' | \
594         sed -e 's/^.*[hH][rR][eE][fF]="\([^>"]\+\)".*$/\1/g' | \
595         grep '.tar')
596     local res2=""
597     local res3=""
598     for url in $urls; do
599         local ver2=""
600         local ver3=""
601         # Try to match with MPSS 3.3 package
602         if [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-linux.tar ]]; then
603             ver3=${url##*mpss-}
604             ver3=${ver3%%-linux.tar}
605         # Try to match with MPSS 3.x or 3.x.x distro package
606         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-$distro.tar ]]; then
607             ver3=${url##*mpss-}
608             ver3=${ver3%%-$distro.tar}
609         # Try to match with MPSS 3.x or 3.x.x source package
610         elif [[ $url =~ mpss-src-[0-9].[0-9](.[0-9]*)?.tar ]]; then
611             ver3=${url##*mpss-src-}
612             ver3=${ver3%%.tar}
613         # Try to match with MPSS 3.x or 3.x.x cross compiler package
614         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-k1om.tar ]]; then
615             ver3=${url##*mpss-}
616             ver3=${ver3%%-k1om.tar}
617         # Try to match with MPSS 2.1.x source package
618         elif [[ $url =~ _src-[0-9].[0-9].[0-9]*-[0-9]*_$distro_name.tar ]]; then
619             ver2=${url##*_src-}
620             ver2=${ver2%%_$distro_name.tar}
621         fi
622
623         if [ -n "$ver3" ]; then
624             ver3="${ver3}-0"
625             if [ -z "$build" ]; then
626                 res3="$ver3"
627             elif [ "${build%%-*}" = "${ver3%%-*}" ]; then
628                 res3="$res3 $url"
629             fi
630         elif [ -n "$ver2" ]; then
631             if [ -z "$build" ]; then
632                 res2="$ver2"
633             elif [ "$build" = "$ver2" ]; then
634                 res2="$res2 $url"
635             fi
636         fi
637
638     done
639
640     if [ -z "$build" ]; then
641         # return a last version of MPSS
642         if [ -n "$res3" ]; then
643             echo "$res3"
644         else
645             echo "$res2"
646         fi
647     elif [ "${build%%.*}" = "3" ]; then
648         # return URLs from MPSS info file
649         echo "$res3"
650     else
651         # return URLs from MPSS info file
652         echo "$res2"
653     fi
654 }
655
656 # Get public information about last releases of
657 # Intel Manycore Platform Software Stack (MPSS)
658 download_mpss_info() {
659     local file="$1"
660     local force="${2:-true}"
661     local url=${MPSS_URL:-"http://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss"}
662
663     download_file "$url" "$file" "$force"
664 }
665
666 download_mpss() {
667     local file="$1"
668     local force="${2:-false}"
669     local urls=$(parse_mpss_info "$file" ${MPSS_VERSION} ${MPSS_DISTRO})
670
671     [ -z "$urls" ] && return 0
672
673     local url
674     local i=0
675     for url in $urls; do
676         file="$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part$i.tar"
677         download_file "$url" "$file" "$force"
678         i=$((i+1))
679     done
680 }
681
682 load_target() {
683
684     EXTRA_VERSION_save="$EXTRA_VERSION"
685     for patchesdir in "$EXTERNAL_PATCHES" \
686                       "$TOPDIR/lustre/lustre/kernel_patches"; do
687         TARGET_FILE="$patchesdir/targets/$TARGET.target"
688         [ -r "$TARGET_FILE" ] && break
689     done
690     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
691
692     echo "Loading target config file $TARGET.target..."
693
694     # if the caller specified an OFED_VERSION it should override whatever
695     # the target file specifies
696     local env_OFED_VERSION="$OFED_VERSION"
697
698     . "$TARGET_FILE"
699
700     if [ -n "$env_OFED_VERSION" ]; then
701         OFED_VERSION="$env_OFED_VERSION"
702     fi
703
704     # doesn't make any sense to build OFED for xen domX's
705     if $XEN; then
706         OFED_VERSION=""
707     fi
708
709     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
710     #       go away and the target just specify the $RPMSMPTYPE
711     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
712
713     # CC might have been overwritten in TARGET_FILE
714     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
715         export CCACHE && export CC="ccache $CC"
716     fi
717
718     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
719         KERNELDIR="$KERNELTREE/${lnxmaj}"
720         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
721     fi
722
723     # verify the series is available
724     if [ "$SERIES" ]; then
725         for series in $SERIES; do
726             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
727                 [ -r "$patchesdir/series/$series" ] && continue 2
728             done
729             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."
730         done
731     fi
732
733     # set the location of the .config file
734     local XENPOSTFIX=""
735     if $XEN; then
736         XENPOSTFIX="-xen"
737     fi
738
739     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
740         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
741     fi
742
743     local lnxrelnew=${lnxrel//-/_}
744
745     # remember the EXTRA_VERSION before we diddle it here
746     # XXX - we really should not diddle with any values read in from the
747     #       target file.  if we want to modify a value, we should create
748     #       a new variable.
749     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
750
751     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
752         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
753     fi
754
755     if [ "$EXTRA_VERSION_save" ]; then
756         EXTRA_VERSION="$EXTRA_VERSION_save"
757     elif ! $RELEASE; then
758         # if there is no patch series, then this is not a lustre specific
759         # kernel.  don't make it look like one
760         if $PATCHLESS || [ -n "$SERIES" ]; then
761             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
762             if ! $PATCHLESS && [ -n "$BUILDID" ]; then
763                 EXTRA_VERSION="${EXTRA_VERSION}.${BUILDID}"
764             fi
765         fi
766     fi
767     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
768
769     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
770
771     BUILD_ARCHS=
772     for arch in $(uniqify "$ALL_ARCHS"); do
773         if [ -z "$TARGET_ARCHS" ] ||
774            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
775             BUILD_ARCHS="$BUILD_ARCHS $arch"
776         fi
777     done
778     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
779     echo "Building for: $BUILD_ARCHS"
780 }
781
782 tarflags() {
783     local file="$1"
784
785     echo -n '--wildcards '
786     case "$file" in
787         '')
788             fatal 1 "tarflags(): File name argument missing."
789             ;;
790         *.tar.gz | *.tgz)
791             echo '-zxf'
792             ;;
793         *.tar.bz2)
794             echo '-jxf'
795             ;;
796         *.tar)
797             echo '-xf'
798             ;;
799         *)
800             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
801             ;;
802     esac
803
804 }
805
806 untar() {
807     local tarfile="$1"
808     shift
809     local extractfile="$@"
810
811     echo "Untarring ${tarfile##*/}..."
812     tar $(tarflags "$tarfile") "$tarfile" $extractfile
813
814 }
815
816 unpack_ofed() {
817
818     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
819         return 1
820     fi
821     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
822
823 }
824
825 unpack_lustre() {
826
827     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
828     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
829
830 }
831
832 unpack_mpss() {
833
834     [ -d mpss ] && return 0
835
836     if [ "$MPSS_MAJ" = "3" ]; then
837         local file
838         local i
839         for i in $(seq 0 9); do
840             file="$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part$i.tar"
841             if [ -r "$file" ]; then
842                 untar "$file" \
843                     "mpss-$MPSS_VER/*/linux-*.tar.bz2" \
844                     "mpss-$MPSS_VER/*/kernel-dev-*.rpm" \
845                     "mpss-$MPSS_VER/*/ofed-driver-devel-*.rpm" \
846                     "mpss-$MPSS_VER/*/ofed-driver-*-devel-*.rpm"
847             fi
848         done
849         # Extract kernel configs
850         file=$(find mpss-$MPSS_VER -type f -path "*/kernel-dev-*.rpm" -print -quit)
851         if ! rpm2cpio "$file" | cpio -idm; then
852             echo "Error extracting MPSS kernel configs"
853             return 1
854         fi
855         # Unpack kernel sources
856         file=$(find mpss-$MPSS_VER -type f -path "*/linux-*.tar.bz2" -print -quit)
857         if ! untar "$file"; then
858             echo "Error unpacking MPSS kernel sources"
859             return 1
860         fi
861         # Extract OFED headers
862         file=$(find mpss-$MPSS_VER -type f -path "*/ofed-driver-*-devel-*.rpm" -print -quit)
863         if ! rpm2cpio "$file" | cpio -idm; then
864             # Name was changed in MPSS 3.3
865             file=$(find mpss-$MPSS_VER -type f -path "*/ofed-driver-devel-*.rpm" -print -quit)
866             if ! rpm2cpio "$file" | cpio -idm; then
867                 echo "Error extracting MPSS OFED headers"
868                 return 1
869             fi
870         fi
871         # Remove unpacked archives to save space
872         rm -rf mpss-$MPSS_VER
873         # Make link to MPSS kernel sources
874         ln -sf linux-* mpss
875     else
876         local dir="mpss-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO%%-*}"
877
878         mkdir $dir || return 255
879         pushd $dir >/dev/null || return 255
880         if ! untar "$KERNELTREE/mpss_src-${MPSS_VER}-${MPSS_BLD}-${MPSS_DISTRO}-part0.tar" "*/gpl/*full_src*"; then
881             popd >/dev/null
882             rm -rf $dir
883             echo "Error unpacking MPSS tarball 1"
884             return 1
885         fi
886         local file=$(find . -type f -path "*/gpl/*full_src*")
887         if ! untar "$file"; then
888             popd >/dev/null
889             rm -rf $dir
890             echo "Error unpacking MPSS tarball 2"
891             return 1
892         fi
893         popd >/dev/null
894         ln -sf $dir mpss
895     fi
896
897 }
898
899 do_patch_linux() {
900
901     local do_patch=${1:-true}
902
903     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
904     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
905     $do_patch && pushd linux >/dev/null
906     for series in $SERIES; do
907         echo -n "Applying series $series:"
908         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
909             [ -r "$patchesdir/series/$series" ] || continue
910             SERIES_FILE="$patchesdir/series/$series"
911             for patch in $(<"$SERIES_FILE"); do
912                 echo -n " $patch"
913                 PATCH_FILE="$patchesdir/patches/$patch"
914                 [ -r "$PATCH_FILE" ] || \
915                     fatal 1 "Patch $patch does not exist in Lustre tree."
916                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
917                     rm -f $FULL_PATCH
918                     fatal 1 "Error adding patch $patch to full patch."
919                 }
920                 if $do_patch; then
921                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
922                         rm -f $FULL_PATCH
923                         fatal 1 "Error applying patch $patch."
924                     }
925                 fi
926             done
927             break
928         done
929         echo
930     done
931     $do_patch && popd >/dev/null
932     echo "Full patch has been saved in ${FULL_PATCH##*/}."
933
934 }
935
936 build_lustre() {
937     local linux="$1"
938     local linuxobj="$2"
939
940     cp "$LUSTRE" SOURCES
941
942     pushd lustre >/dev/null
943
944     if ! build_lustre_dkms; then
945         popd >/dev/null # pushd lustre
946         return 255
947     fi
948
949     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
950     local targets arch
951     for arch in $BUILD_ARCHS; do
952         targets="--target $arch $targets"
953     done
954
955     local rpmbuildopt='-tb'
956     if $NORPM; then
957         rpmbuildopt='-tc'
958         echo NORPM mode. Only compiling.
959     fi
960
961     # If server we now build the spl and zfs modules against the lustre kernel.
962     # These are required prior to the building of lustre server. Client does
963     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
964     # line above so is at least consistant.
965     if [ $PATCHLESS == false ] && [ "x$WITH_ZFS" == "x" ]; then
966         if ! build_spl_zfs; then
967             popd >/dev/null # pushd lustre
968             return 255
969         fi
970     fi
971
972     if $PATCHLESS; then
973         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
974         if [ -n "$CROSS_SUFFIX" ]; then
975             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
976         fi
977     fi
978
979     # ditto for the lustre-tests boolean
980     if ! $LUSTRE_TESTS; then
981         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
982     fi
983
984     if ! $IOKITRPM; then
985         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
986     fi
987
988     local osd_zfs=""
989     if $OSDZFSRPM; then
990         osd_zfs="yes"
991     fi
992
993     local osd_ldiskfs=""
994     if $OSDLDISKFSRPM; then
995         osd_ldiskfs="yes"
996     fi
997
998     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
999     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args ${CONFIGURE_FLAGS}\""
1000     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1001     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1002     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1003     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1004
1005     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1006         ${osd_zfs:+--with zfs} \
1007         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1008         fatal 1 "Error building rpms for $BUILD_ARCHS."
1009
1010     if $DO_SRC; then
1011         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1012             popd >/dev/null
1013             return 255
1014         fi
1015     fi
1016     popd >/dev/null
1017
1018 }
1019
1020 build_lustre_dkms() {
1021     [ -n "$MPSS_VERSION" ] && return 0
1022     local ver=$(eval echo  $(awk '/LUSTRE_VERSION_STRING/ {print $3}'  lustre/include/lustre_ver.h))
1023     echo "Building Lustre DKMS RPMs for: $BUILD_ARCHS..."
1024     ./configure --enable-dist || return 255
1025     $RPMBUILD --define="_topdir $TOPDIR" -bs lustre-dkms.spec || return 255
1026     $RPMBUILD --rebuild --define="_topdir $TOPDIR" $TOPDIR/SRPMS/lustre-dkms-$ver-*.src.rpm || return 255
1027     return 0
1028 }
1029
1030 ###
1031 # build_spl_zfs
1032 #
1033 # Fetch spl/zfs from the git repo and prepare for lustre build
1034 #
1035 # Overrides:
1036 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1037 #   SPLZFSTAG     - Tag to checkout of clone repositories
1038 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1039 #
1040 # return 0 if successful, else 255
1041 build_spl_zfs() {
1042     # make sure the RPM build environment is set up
1043     pushd $TOPDIR
1044     create_rpmbuild_dirs
1045     popd
1046
1047     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1048     # destination for the rpms
1049     export RPM_BUILD_ROOT=$TOPDIR
1050     SPLZFSVER=${SPLZFSVER:-0.6.3-1.2}
1051     SPLZFSTAG=${SPLZFSTAG:-}
1052
1053     # The files expect a kver to be set to the kernel version .
1054     local kver=$(find_linux_release)
1055
1056     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1057     local pkg
1058     for pkg in spl zfs; do
1059
1060         local rpmpkg
1061
1062         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1063
1064         # need to fetch the repo in order to build it.
1065         # default to github but allow override
1066         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1067
1068         pushd $pkg || return 255
1069         if [ -n "$SPLZFSTAG" ]; then
1070             git checkout $SPLZFSTAG
1071         else
1072             git checkout -b lbuild $pkg-$SPLZFSVER
1073         fi
1074
1075         # This differentiates between older zfs versions
1076         if [ -f $pkg-modules.spec.in ]; then
1077             rpmpkg=$pkg-modules
1078             specdir=.
1079             speclist="$pkg.spec $rpmpkg.spec"
1080         else
1081             rpmpkg=kmod-$pkg-devel
1082             specdir=rpm/generic
1083             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1084         fi
1085
1086         sh autogen.sh || return 255
1087
1088         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1089                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1090             ! make dist 2>&1; then
1091             popd
1092             return 255
1093         fi
1094         popd
1095
1096         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1097            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1098         if [ -f $pkg/scripts/kmodtool ]; then
1099             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1100         fi
1101
1102         local rpmb
1103         if $DO_SRC; then
1104             rpmb=-ba
1105         else
1106             rpmb=-bb
1107         fi
1108
1109         # set search dir for our own kmodtool to find correct
1110         # directories
1111         export KERNELSOURCE=$(dirname ${LINUX})
1112         # Manually build rpms
1113         for spec in $speclist; do
1114             echo "Building RPMs from $pkg/$specdir/$spec"
1115             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1116                 --nodeps -v \
1117                 --define "require_kdir ${LINUX}" \
1118                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1119                 ${spldir:+--define "require_spldir ${spldir}"} \
1120                 --define "kver $kver" \
1121                 --define "kernels $kver" \
1122                 --define "_tmppath /var/tmp" \
1123                 --define "kernelbuildroot $TOPDIR/reused" \
1124                 --define "_topdir $TOPDIR" 2>&1; then
1125                 return 255
1126             fi
1127         done
1128
1129         # We have built the rpms for the package. Now we need to extract the
1130         # contained files so we can build further things against them
1131         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1132
1133         # cpio only extract to pwd so we need to go there.
1134         pushd $TOPDIR
1135         local rpm
1136         for rpm in $rpms; do
1137             rpm2cpio $rpm | cpio -id
1138         done
1139
1140         if [ "$pkg" == "zfs" ]; then
1141             # We also need to extract both the zfs and zfs-devel rpms
1142             # the zfs rpm is needed because it has the actual libraries in
1143             # it and the zfs-devel rpm only has unversioned symlinks to the
1144             # libraries in the zfs rpm
1145             # this will all change one day when we have a libzfs rpm per
1146             # https://github.com/zfsonlinux/zfs/issues/2329
1147             # and it looks like it could be one day soon:
1148             # https://github.com/zfsonlinux/zfs/pull/2341
1149             local devel_rpms=$(ls -1 $TOPDIR/RPMS/*/{$pkg-devel,$pkg-$SPLZFSVER,lib*}-*.rpm)
1150             for rpm in $devel_rpms; do
1151                 rpm2cpio $rpm | cpio -id
1152             done
1153             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR ${CONFIGURE_FLAGS}"
1154         fi
1155         popd
1156
1157         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1158         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1159     done
1160
1161     OSDZFSRPM=true
1162
1163     return 0
1164 }
1165
1166 prepare_mpss() {
1167
1168     pushd mpss >/dev/null || return 255
1169     if [ "$MPSS_MAJ" = "3" ]; then
1170         cp -f ../boot/config-* .config
1171         if ! make ARCH=k1om silentoldconfig ; then
1172             popd >/dev/null
1173             return 1
1174         fi
1175         if ! make ARCH=k1om modules_prepare ; then
1176             popd >/dev/null
1177             return 1
1178         fi
1179         cp -f ../boot/Module.symvers-* Module.symvers
1180     else
1181         if ! make defconfig-miclinux; then
1182             popd >/dev/null
1183             return 1
1184         fi
1185         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1186             popd >/dev/null
1187             return 1
1188         fi
1189     fi
1190     popd >/dev/null
1191
1192 }
1193
1194 stage() {
1195
1196     [ "$STAGEDIR" ] || return 0
1197
1198     for arch in $BUILD_ARCHS; do
1199         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1200         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1201         mkdir -p "${rpmdir}"
1202         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1203         if [ -d RPMS/noarch ]; then
1204             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1205         fi
1206     done
1207
1208     cp -v "$LUSTRE" "$STAGEDIR"
1209
1210 }
1211
1212 set_rpm_smp_type() {
1213
1214     local infact_arch="${TARGET_ARCH}"
1215
1216     RPMSMPTYPE=""
1217     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1218
1219     local smp_type
1220     for smp_type in $SMP_ARCHS; do
1221         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1222     done
1223
1224     for smp_type in $BIGSMP_ARCHS; do
1225         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1226     done
1227
1228     for smp_type in $PPC64_ARCHS; do
1229         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1230     done
1231
1232     for smp_type in $DEFAULT_ARCHS; do
1233         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1234     done
1235
1236 }
1237
1238 # This function takes a linux include tree and digs out the linux release
1239 # from it. It is never called directly, only called from the distro
1240 # specific function find_linux_release() in lbuild-{rhel,sles}.
1241 _find_linux_release() {
1242     local SRC="$1"
1243     local LINUXRELEASEHEADER=""
1244
1245     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1246     if [ -s $SRC/include/generated/utsrelease.h ]; then
1247         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1248     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1249         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1250     fi
1251
1252     if [ ! -s $LINUXRELEASEHEADER ]; then
1253         fatal 1 "could not find UTS_RELEASE"
1254     fi
1255
1256     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1257 }
1258
1259 # unpack kernel(/source/devel) RPM
1260 #
1261 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1262 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1263 # contain a list of arches for which rpmbuild commands (including the one for
1264 # lustre itself)
1265 unpack_linux_devel_rpm() {
1266     local kernelrpm="${1}"
1267
1268     [ -f "$kernelrpm" ] || return 255
1269     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1270
1271     pushd $TOPDIR/reused &>/dev/null || return 255
1272
1273     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1274         return 255
1275     fi
1276
1277     # call a distro specific hook, if available
1278     if type -p unpack_linux_devel_rpm-$DISTROMAJ; then
1279         if ! unpack_linux_devel_rpm-$DISTROMAJ "$kernelrpm"; then
1280             return 255
1281         fi
1282     fi
1283
1284     popd &>/dev/null
1285
1286     find_linux_devel_paths $TOPDIR/reused
1287
1288     return 0
1289
1290 }
1291
1292 build_kernel_ib() {
1293     local linux="$1"
1294     local kib_prefix="$2"
1295     local kib_rpm="$3"
1296
1297     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1298     local K_SRC="K_SRC"
1299     # ofed 1.3 had a bug in the rpm spec
1300     if [ "$OFED_VERSION" = "1.3" ]; then
1301         K_SRC="KSRC"
1302     fi
1303
1304     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1305     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod --with-qib-mod"
1306
1307     if compare_version $OFED_VERSION 3.0; then
1308         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1309     else
1310         OFED_HARDWARE="$OFED_HARDWARE --with-mlx5-mod --with-cxgb4-mod --with-ocrdma-mod --with-qib-mod"
1311     fi
1312
1313     # some I/B drivers are architecture dependent and kernel-ib's configure
1314     # does not figure it out for us ~sigh~
1315     case "$TARGET_ARCH" in
1316         ppc64)
1317             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1318             ;;
1319     esac
1320     # we're no longer shipping the OFED iSCSI target
1321     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1322     OFED_ISCSI="--with-srp-mod"
1323     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1324     ##kernels >= 2.6.30)
1325     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1326     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1327     #fi
1328
1329     # assume we are just rebuilding the SRPM
1330     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1331     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1332
1333     # but switch to building from the SPEC if we need to apply patches
1334     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1335         BUILD_TYPE="-bb"
1336         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1337         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1338         local file ed_fragment1 ed_fragment2 n=1
1339         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1340             ed_fragment1="$ed_fragment1
1341 Patch$n: ${file%%*/}"
1342             ed_fragment2="$ed_fragment2
1343 %patch$n -p0"
1344             cp $file ${TOPDIR}/SOURCES
1345             let n=$n+1
1346         done
1347         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1348             # Only apply the ed-scripts that should be used for the canonical target
1349             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1350             # convention
1351             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1352             # To apply the same change to multiple canonical target simply specify
1353             # a list of colon separated canoncial target names in the file name.
1354             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1355                                    -e ":${CANONICAL_TARGET}.ed$"
1356             if [ $? -eq 0 ] ; then
1357                 ed_fragment3="$ed_fragment3
1358 $(cat $file)"
1359                 let n=$n+1
1360             fi
1361         done
1362
1363         if [ $n -gt 1 ]; then
1364             ed $SOURCE <<EOF
1365 /^Source: /a
1366 $ed_fragment1
1367 .
1368 /^%setup /a
1369 $ed_fragment2
1370 .
1371 $ed_fragment3
1372 wq
1373 EOF
1374         fi
1375     fi
1376
1377     local linuxrelease=$(find_linux_release)
1378     if compare_version $OFED_VERSION 3.0; then
1379         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1380     fi
1381     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1382                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1383                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1384                   --define "KVERSION ${linuxrelease}" \
1385                   --define "$K_SRC ${linux}" \
1386                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1387                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1388                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1389                   ${SOURCE} 2>&1; then
1390         fatal 1 "Error building ${kib_rpm}"
1391     fi
1392
1393 }
1394
1395 store_for_reuse() {
1396     local articles="$1"
1397     local module="$2"
1398     local location="$3"
1399     local signature="$4"
1400     local use_links="$5"
1401
1402     local linkflag=""
1403     if $use_links; then
1404         linkflag="l"
1405     fi
1406
1407     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1408     if [ -z "$default_iface" ]; then
1409         fatal 1 "Failed to determine the default route interface"
1410     fi
1411     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1412     if [ -z "$unique_id" ]; then
1413         fatal 1 "Failed to determine a unique id from interface $default_interface"
1414     fi
1415
1416     local finallocation="$location"/"$signature"/"$module"
1417     location="$location"/"$signature-${unique_id}"/"$module"
1418     mkdir -p "$location"
1419     # the cleanup script removes any directory that doesn't have a
1420     # .lastused, so let's try to prevent that as soon as we can
1421     # this solution still slightly racy with the cleanup script
1422     # but the race is a lot tighter now
1423     touch -t 197001010000 "$location/.lastused"
1424     ## use eval/echo here to make sure shell expansions are performed
1425     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1426     local article
1427     for article in $(eval echo $articles); do
1428         if ! cp -a${linkflag} "$article" "$location"; then
1429             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1430             # rename the cache location so that it's not cached
1431             # product, but is around for analysis
1432             mv "$location"{,-bad-$(date +%s)} ||
1433                 error "failed to clean up a failed cache attempt" \
1434                       "in \"$location\" -- manual cleanup will be" \
1435                       "necessary"
1436             return 1
1437         fi
1438     done
1439
1440     # flag the cache as complete (i.e. in case lbuild was previously
1441     # interrupted while caching)
1442     touch "$location/.lastused"
1443
1444     # put the temporary location into the final location
1445     # (last one wins)
1446     mkdir -p "${finallocation%/*}"
1447     mv "$location" "$finallocation"
1448     rmdir "${location%/*}"
1449     return 0
1450
1451 }
1452
1453 reuse() {
1454     local module="$1"
1455     local dest="$2"
1456     local use_links="${3:-false}"
1457     local signature="$4"
1458
1459     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1460         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1461             # the .lastused flag is populated at the end of the caching to
1462             # signal that the caching was completed.  if that flag is not
1463             # there, then the cache is invalid (and should be removed in fact)
1464             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1465                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1466             return 1
1467         fi
1468
1469         # so that we know how stale this entry is
1470         touch $REUSEBUILD/$signature/$module/.lastused
1471
1472         if $use_links; then
1473             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1474                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1475             fi
1476         else
1477             # copying is pretty heavy
1478             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1479             # do some creative symlinking instead
1480             local dir
1481             for dir in BUILD SRPMS SPECS; do
1482                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1483                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1484                 fi
1485             done
1486             # sources have to be copied by file because we need SOURCES to
1487             # be a dir we can write into
1488 # could overrun ls's arg list here
1489             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1490             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1491                 xargs ln -t $dest/SOURCES -s
1492
1493             # same for RPMS/* dirs
1494 # could overrun ls's arg list here
1495             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1496             local dir
1497             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1498                 mkdir -p $dest/RPMS/${dir##*/}
1499                 find $dir -type f |
1500                   xargs ln -t $dest/RPMS/${dir##*/} -s
1501             done
1502         fi
1503         return 0
1504     else
1505         return 1
1506     fi
1507 }
1508
1509 basearch() {
1510     local arch="$1"
1511
1512     if [[ $arch = i[3456]86 ]]; then
1513         echo "i386"
1514     else
1515         echo "$arch"
1516     fi
1517
1518 }
1519
1520 build_kernel_with_srpm() {
1521     local outfd=$1
1522
1523     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1524         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1525     fi
1526
1527     # need to generate the patch for this target
1528     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1529
1530     # get an md5sum of the kernel patch + config for reuse check
1531     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1532     #     in BUILD_ARCHS
1533     local release_str
1534     if $RELEASE; then
1535         local release_str="RELEASE=$RELEASE\n"
1536     fi
1537
1538     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1539         local REUSE_SIGNATURE=$({ echo -en $release_str;
1540                                   echo $BUILD_GEN;
1541                                   cat "$CONFIG_FILE";
1542                                   cat "$TARGET_FILE";
1543                                   cat "$FULL_PATCH";
1544                                   cat "$LBUILD_DIR/lbuild";
1545                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1546                                 md5sum | cut -d" " -f1)
1547         # see if we can link to the reuse pool
1548         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1549         #       "library"
1550         local CAN_LINK_FOR_REUSE=false
1551         touch $REUSEBUILD/$$
1552         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1553             CAN_LINK_FOR_REUSE=true
1554         fi
1555         rm $REUSEBUILD/$$
1556     fi
1557
1558     # the extra version string to use for the kernel (which might be a reused
1559     # kernel, remember)
1560     local kernel_extra_version=""
1561     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1562                                    "$REUSE_SIGNATURE"; then
1563         # nothing cached, build from scratch
1564         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1565             echo "Downloading kernel SRPM" >&${outfd}
1566             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1567         fi
1568
1569         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1570                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1571             # should we clean this up or leave it for analysis?
1572             #rm -rf $RPMTOPDIR
1573             fatal 1 "Error installing kernel SRPM."
1574         fi
1575
1576         # put the Lustre kernel patch into the RPM build tree
1577         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1578         prepare_and_build_srpm >&${outfd} ||
1579             fatal 1 "failed to prepare_and_build_srpm"
1580
1581         if [ -z "$REUSE_SIGNATURE" ]; then
1582             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1583         else
1584             # store the resulting kernel RPM build tree for future use
1585             echo "Storing the built kernel for future reuse" >&${outfd}
1586             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1587                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1588                                  "$CAN_LINK_FOR_REUSE"; then
1589                 error "Failed to store kernel RPMS for reuse"
1590                 echo "unknown" >&${outfd}
1591                 return 1
1592             fi
1593         fi
1594     fi  # build reuse
1595
1596     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1597     local KERNEL_RPM
1598     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1599         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1600     fi
1601     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1602
1603     # should now have the following RPMs
1604     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1605     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1606     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1607     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1608     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1609
1610     echo $kernel_extra_version
1611     return 0
1612
1613 }
1614
1615 # build OFED
1616 # globals used:
1617 #    TOPDIR
1618 #    REUSEBUILD, USE_BUILD_CACHE
1619 #    CONFIGURE_FLAGS
1620
1621 build_ofed() {
1622     local linux="$1"
1623     local ofed_version="$2"
1624     local kib_prefix
1625     local kib_rpm
1626
1627     # if an ofed version is given, then it means use OFED proper,
1628     # not any vendor specific "inkernel" version
1629     if [ -z "$ofed_version" ]; then
1630         return 0
1631     fi
1632
1633     if [ "$ofed_version" = "inkernel" ]; then
1634         # see if there is a distro specific override for this and use
1635         # that if it exists
1636         # XXX we need to better integrate a distro specific override with
1637         #     the rest of this function so that all of the reuse cache
1638         #     stuff is leveraged given that 80% of this function is reuse
1639         if type -p build_ofed-$DISTROMAJ; then
1640             local ofed_location
1641             ofed_location=$(build_ofed-$DISTROMAJ ${STDOUT})
1642             local rc=${PIPESTATUS[0]}
1643             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1644             return $rc
1645         else
1646             return 0
1647         fi
1648     elif compare_version $OFED_VERSION 3.0; then
1649         kib_prefix="ofa_kernel"
1650         kib_rpm="kernel-ib"
1651     else
1652         kib_prefix="compat-rdma"
1653         kib_rpm="compat-rdma"
1654     fi
1655
1656     # build kernel-ib/compat-rdma
1657     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1658         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1659                                   echo "$(find_linux_release;
1660                                   echo "$BUILD_GEN")";
1661                                   cat "${linux}/include/linux/autoconf.h";
1662                                   cat "$LBUILD_DIR/lbuild";
1663                                   cat "$LBUILD_DIR/lbuild-$DISTROMAJ"; } |
1664                                 md5sum | cut -d" " -f1)
1665         # see if we can link to the reuse pool
1666         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1667         #       "library"
1668         local CAN_LINK_FOR_REUSE=false
1669         touch $REUSEBUILD/$$
1670         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1671             CAN_LINK_FOR_REUSE=true
1672         fi
1673         rm $REUSEBUILD/$$
1674     fi
1675
1676     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1677                                    "$REUSE_SIGNATURE"; then
1678         if [ -n "$REUSE_SIGNATURE" ]; then
1679             # stash away the existing built articles for a moment
1680             mkdir bak
1681             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1682             function mv_back {
1683                 pushd bak
1684                 find . | cpio -pudlm ..
1685                 popd
1686                 rm -rf bak
1687             }
1688             create_rpmbuild_dirs
1689         fi
1690         # build it
1691         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1692
1693         if [ -z "$REUSE_SIGNATURE" ]; then
1694             echo "No reuse signature was caculated so not storing the built ofed"
1695         else
1696             # store the resulting RPM build tree for future use
1697             echo "Storing the built ofed for future reuse"
1698             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1699                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1700                                  "$CAN_LINK_FOR_REUSE"; then
1701                 error "Failed to store OFED RPMS for reuse"
1702                 mv_back
1703                 return 1
1704             fi
1705             # put the stuff we stashed away back
1706             mv_back
1707         fi
1708     fi
1709
1710     pushd "$TOPDIR" >/dev/null
1711     rm -rf ${kib_rpm}-devel
1712     mkdir ${kib_rpm}-devel
1713     cd ${kib_rpm}-devel
1714     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1715     # might be present on the file
1716     #local linuxrelease=$(find_linux_release)
1717     #ofed_version=$(echo $ofed_version |
1718     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1719     # FIXME
1720     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1721     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1722     # number, but currectly not. Once OFED fix this in the future release, we
1723     # can remove following filter.
1724     #ofed_version=$(echo $ofed_version |
1725     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1726     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1727     # I dont' know why we have gone through the trouble to filter out the name
1728     # of the rpm there should only be one ${kib_rpm}-devel built
1729     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1730     if ! rpm2cpio < $rpm | cpio -id; then
1731         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1732     fi
1733     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1734     popd >/dev/null
1735
1736 }
1737
1738 build_with_srpm() {
1739
1740     if ! $PATCHLESS; then
1741         local kernel_extra_version
1742         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1743             fatal 1 "Failed to build the kernel from it's SRPM"
1744         fi
1745
1746         for arch in $BUILD_ARCHS; do
1747             local kernel_devel_rpm
1748             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1749                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1750             fi
1751
1752             # install the -devel RPM in preparation for modules builds
1753             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1754                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1755                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1756             fi
1757         done
1758     else
1759         # need to find and unpack the vendor's own kernel-devel for patchless
1760         # client build
1761         local kernelrpm
1762         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1763             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in $KERNELRPMSBASE/$lnxmaj/$DISTROMAJ"
1764         fi
1765         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1766             fatal 1 "Could not find the Linux tree in $kernelrpm"
1767         fi
1768     fi
1769
1770     # ~sigh~  have to make copies of and modify some of the rpm
1771     # infrastructure files so that find-requires can find our unpacked
1772     # kernel-devel artifacts
1773     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1774     FIND_REQUIRES="$(pwd)/find-requires"
1775     chmod 755 {symset-table,find-requires{,.ksyms}}
1776     local tmp="$(pwd)"
1777     tmp="${tmp//\//\\/}"
1778     ed find-requires <<EOF
1779 1a
1780 set -x
1781 .
1782 /|.*find-requires.ksyms/s/|/| bash -x/
1783 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1784 wq
1785 EOF
1786     ed find-requires.ksyms <<EOF
1787 1a
1788 set -x
1789 .
1790 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1791 wq
1792 EOF
1793     ed symset-table <<EOF
1794 1a
1795 set -x
1796 .
1797 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1798 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1799 wq
1800 EOF
1801
1802     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1803         fatal 1 "error building OFED"
1804
1805     # now build Lustre
1806     if build_lustre "$LINUX" "$LINUXOBJ"; then
1807         # the build worked.  resolve any symlinked files (i.e. from reuse)
1808         # in RPMS/$arch to real files so that that that huge mess of
1809         # complication known as LTS can copy them yet somewhere else.
1810         # is it any wonder this whole process is so damn so?  anyone ever
1811         # heard of hardlinks?  it's this cool new thing that allows you save
1812         # tons of time and space by creating... well you can go read about
1813         # them if you have not heard about them yet.
1814         # can i say how much the implemenation of all of this really impedes
1815         # RPM reuse?
1816         local dir
1817         for dir in RPMS/*; do
1818             pushd $dir
1819             for file in $(ls); do
1820                 if [ -h $file ]; then
1821                     cp $file foo
1822                     mv foo $file
1823                 fi
1824             done
1825             popd
1826         done
1827         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1828         # as that's where LTS expects to find them
1829         for dir in RPMS/*; do
1830             if [ $dir = RPMS/$TARGET_ARCH ]; then
1831                 continue
1832             fi
1833             pushd $dir
1834             local files=$(ls)
1835             if [ -n "$files" ]; then
1836                 cp -al $files ../$TARGET_ARCH
1837             fi
1838             popd
1839         done
1840     else
1841         return 1
1842     fi
1843
1844 }
1845
1846 create_rpmbuild_dirs() {
1847
1848     [ -d RPMS ] || mkdir RPMS
1849     for arch in $BUILD_ARCHS; do
1850         if [[ $arch = i?86 ]]; then
1851             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1852             # even if the target arch is i686
1853             [ -d RPMS/i386 ] || mkdir RPMS/i386
1854         fi
1855         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1856     done
1857     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1858     [ -d BUILD ] || mkdir BUILD
1859     [ -d SOURCES ] || mkdir SOURCES
1860     [ -d SPECS ] || mkdir SPECS
1861     [ -d SRPMS ] || mkdir SRPMS
1862
1863 }
1864
1865 new_list() {
1866
1867     echo ""
1868
1869 }
1870
1871 add_list() {
1872     local list="$1"
1873     local item="$2"
1874
1875     echo "$list $item"
1876
1877 }
1878
1879 is_list_member() {
1880     local list="$1"
1881     local item="$2"
1882
1883     [[ $list\  == *\ $item\ * ]]
1884
1885 }
1886
1887 #########################################################################
1888 # Generate a backtrace through the call stack.
1889 #
1890 # Input: None
1891 # Output: None
1892 #########################################################################
1893 backtrace() {
1894     local strip=${1:-1}
1895
1896     local funcname="" sourcefile="" lineno="" n
1897
1898     echo "Call stack: (most recent first)"
1899     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1900         funcname=${FUNCNAME[$n - 1]}
1901         sourcefile=$(basename ${BASH_SOURCE[$n]})
1902         lineno=${BASH_LINENO[$n - 1]}
1903         if [ $n = 1 ]; then
1904             let lineno-=11
1905         fi
1906         # Display function arguments
1907         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1908             local args newarg j p=0
1909             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1910                 newarg=${BASH_ARGV[$j + $p - 1]}
1911                 args="${args:+${args} }'${newarg}'"
1912             done
1913             let p+=${BASH_ARGC[$n - 1]}
1914         fi
1915         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1916     done
1917
1918     echo
1919     echo "BEGIN BACKTRACE"
1920
1921     #echo ${BASH_LINENO[*]}
1922     #echo ${BASH_SOURCE[*]}
1923     #echo ${FUNCNAME[*]}
1924     local i=$((${#FUNCNAME[@]} - 1))
1925     while [ $i -ge 0 ]; do
1926         local lineno=${BASH_LINENO[$i]}
1927         if [ $i = 0 ]; then
1928             let lineno-=11
1929         fi
1930         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1931         # Can't figure out how to get function args from other frames...
1932         local FUNCTION="${FUNCNAME[$i]}()"
1933         echo "$SOURCELINE:$FUNCTION"
1934         i=$((i - 1))
1935     done
1936
1937     echo "END BACKTRACE"
1938
1939     echo $BACKTRACE
1940
1941 }
1942
1943 seen_list=$(new_list)
1944 trap 'set +x;
1945 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1946 Unfortunately the above line number in the message may or may not be correct,
1947 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1948 echo
1949 # have we seen this one
1950 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1951
1952 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1953   echo "seen this one already"
1954 else
1955   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1956 fi
1957 backtrace
1958 ) ; set $xtrace' ERR
1959 set -E
1960
1961 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1962
1963 options=$(getopt -o D:h -l kerneltree:,distro:,kernelrpm:,reusebuild:,patchless,ccache,norpm,external-patches:,timestamp:,extraversion:,kerneldir:,linux:,lustre:,nodownload,nosrc,noiokit,ofed-version:,mpss-version:,publish,disable-zfs,release,set-value:,src,stage:,target:,target-archs:,with-linux:,xen -- "$@")
1964
1965 if [ $? != 0 ]; then
1966     usage 1
1967 fi
1968
1969 eval set -- "$options"
1970
1971 while [ "$1" ]; do
1972     case "$1" in
1973         '')
1974             usage 1
1975             ;;
1976         --ccache)
1977             CCACHE='ccache'
1978             shift
1979             ;;
1980         -D)
1981             DATE=$2
1982             shift 2
1983             ;;
1984         --external-patches)
1985             EXTERNAL_PATCHES=$2
1986             shift 2
1987             ;;
1988         --extraversion)
1989             EXTRA_VERSION=$2
1990             shift 2
1991             ;;
1992         --help | -h)
1993             usage 0
1994             ;;
1995         --kerneldir)
1996             KERNELDIR=$2
1997             shift 2
1998             ;;
1999         --kerneltree)
2000             if ! KERNELTREE=$(canon_path "$2"); then
2001                 fatal 1 "Could not determine the canonical location of $2"
2002             fi
2003             shift 2
2004             ;;
2005         --linux | --with-linux)
2006             if ! LINUX=$(canon_path "$2"); then
2007                 fatal 1 "Could not determine the canonical location of $2"
2008             fi
2009             shift 2
2010             ;;
2011         --distro)
2012             DISTRO=$2
2013             shift 2
2014             ;;
2015         --reusebuild)
2016             if ! REUSEBUILD=$(canon_path "$2"); then
2017                 fatal 1 "Could not determine the canonical location of $2"
2018             fi
2019             shift 2
2020             ;;
2021         --norpm)
2022             NORPM=true
2023             shift
2024             ;;
2025         --noiokit)
2026             IOKITRPM=false
2027             shift
2028             ;;
2029         --patchless)
2030             PATCHLESS=true
2031             shift
2032             ;;
2033         --kernelrpm)
2034             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2035                 fatal 1 "Could not determine the canonical location of $2"
2036             fi
2037             shift 2
2038             ;;
2039         --timestamp)
2040             TIMESTAMP=$2
2041             shift 2
2042             ;;
2043         --lustre)
2044             if ! LUSTRE=$(canon_filepath "$2"); then
2045                 fatal 1 "Could not determine the canonical location of $2"
2046             fi
2047             shift 2
2048             ;;
2049         --nodownload)
2050             DOWNLOAD=false
2051             shift 1
2052             ;;
2053         --nosrc)
2054             DO_SRC=false
2055             shift 1
2056             ;;
2057         --ofed-version)
2058             OFED_VERSION="$2"
2059             shift 2
2060             ;;
2061         --mpss-version)
2062             MPSS_VERSION="$2"
2063             shift 2
2064             ;;
2065         --publish)
2066             shift
2067             ;;
2068         --disable-zfs)
2069             WITH_ZFS="no"
2070             shift
2071             ;;
2072         --release)
2073             RELEASE=true
2074             shift
2075             ;;
2076         --src)
2077             DO_SRC=true
2078             shift 1
2079             ;;
2080         --stage)
2081             STAGEDIR=$2
2082             shift 2
2083             ;;
2084         --target)
2085             TARGET=$2
2086             shift 2
2087             ;;
2088         --target-archs)
2089             TARGET_ARCHS=$2
2090             shift 2
2091             ;;
2092         --xen)
2093             XEN=true
2094             shift
2095             ;;
2096         --set-value)
2097             eval $2
2098             shift 2
2099             ;;
2100         --)
2101             shift
2102             # there are actually some lustre configure flags that we need to
2103             # handle ourselves (but we still give them to configure)
2104             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
2105                 LUSTRE_TESTS=false
2106             fi
2107             CONFIGURE_FLAGS=$@
2108             break
2109             ;;
2110         *)
2111             usage 1 "Unrecognized option: $1"
2112             ;;
2113     esac
2114 done
2115
2116 check_options
2117
2118 unpack_lustre
2119
2120 # XXX - should we _always_ get the buildid from the META file?  what are the
2121 # other (i.e. non-lustre-tarball use cases of lbuild)?
2122 BUILDID=$(sed -n -e 's/^BUILDID = //p' lustre/META)
2123
2124 load_target
2125
2126 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2127     download_ofed
2128     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2129 fi
2130
2131 if [ -n "$MPSS_VERSION" ]; then
2132     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2133
2134     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2135     download_mpss_info "$MPSS_INFO"
2136
2137     if [ "$MPSS_VERSION" = "last" ]; then
2138         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2139         [ -z "$MPSS_VERSION" ] &&
2140             fatal 1 "Could not determine the last MPSS version"
2141     fi
2142
2143     MPSS_MAJ=${MPSS_VERSION%%.*}
2144     MPSS_VER=${MPSS_VERSION%%-*}
2145     MPSS_BLD=${MPSS_VERSION##*-}
2146     [ "$MPSS_VER" = "$MPSS_BLD" ] && MPSS_BLD=0
2147
2148     download_mpss "$MPSS_INFO"
2149     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2150     echo "Building with MPSS $MPSS_VER-$MPSS_BLD"
2151     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2152     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2153
2154     if [ -z "$MPSS_OFED" ]; then
2155         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver*/Module.symvers" -print -quit)
2156         if [ -n "$MPSS_OFED" ]; then
2157             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2158         else
2159             MPSS_OFED="--without-o2ib"
2160         fi
2161     fi
2162
2163     # disable unsupported parts:
2164     PATCHLESS=true
2165     IOKITRPM=false
2166     LDISKFSRPM=false
2167     WITH_ZFS="no"
2168
2169     # define variables for cross compilation:
2170     CROSS_SUFFIX="-mic"
2171     if [ "$MPSS_MAJ" = "3" ]; then
2172         CC_TARGET_ARCH=k1om-mpss-linux
2173         LINUX="$TOPDIR/mpss"
2174         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires /bin/sh\""
2175     else
2176         CC_TARGET_ARCH=x86_64-k1om-linux
2177         LINUX="$TOPDIR/mpss/card/kernel"
2178         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = $MPSS_VER\""
2179     fi
2180     LUSTRE_VERSION=$(sed -n -e 's/^VERSION = //p' lustre/META)
2181     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2182     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2183     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2184     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${LUSTRE_VERSION}/${CC_TARGET_ARCH}}\""
2185     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2186     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2187     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2188     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2189     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2190
2191     # redefine CC for proper ./configure during rpmbuild
2192     export CC=${CC_TARGET_ARCH}-gcc
2193 fi
2194
2195 # make sure the RPM build environment is set up
2196 create_rpmbuild_dirs
2197
2198 # if an unpacked kernel source tree was given on the command line
2199 # just build lustre with it (nothing distro kernel specific here)
2200 if [ -n "$LINUX" ]; then
2201     find_linux_release() {
2202         _find_linux_release $LINUX
2203     }
2204     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2205         fatal 1 "error building OFED"
2206     build_lustre "$LINUX" "$LINUXOBJ"
2207 else
2208     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTROMAJ" ]; then
2209         fatal 1 "${LBUILD_DIR}/lbuild-$DISTROMAJ not found"
2210     fi
2211     source ${LBUILD_DIR}/lbuild-$DISTROMAJ
2212     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2213 fi
2214
2215 stage