+
+}
+
+#check if we need to build separate ldiskfs RPM
+skeep_ldiskfs_rpm() {
+ local tag="$1"
+
+ local skip=false
+
+ if ! $LDISKFSRPM; then
+ skip=true
+ elif $PATCHLESS; then
+ skip=true
+ else
+ for skiptag in $SKIPLDISKFSRPM; do
+ [[ $tag == $skiptag ]] && skip=true && break
+ done
+ fi
+
+ pushd $TOPDIR/BUILD/lustre-[1-9]* >/dev/null
+ grep -q '^SERVER_TRUE[ \t]=[ \t]#$' autoMakefile && skip=true
+ popd >/dev/null
+
+ echo $skip
+
+}
+
+#generate LUSTRE_EXTRA_VERSION from EXTRA_VERSION
+gen_lustre_version() {
+
+ LUSTRE_EXTRA_VERSION="${lnxmaj}${EXTRA_VERSION_DELIMITER}${EXTRA_VERSION}${TARGET_DELIMITER}${RPMSMPTYPE}"
+ LUSTRE_EXTRA_VERSION=${LUSTRE_EXTRA_VERSION//-/_}
+
+}
+
+set_rpm_smp_type() {
+
+ local infact_arch="${TARGET_ARCH}"
+
+ RPMSMPTYPE=""
+ [ "$infact_arch" == "i586" ] && infact_arch="i686"
+
+ local smp_type
+ for smp_type in $SMP_ARCHS; do
+ [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
+ done
+
+ for smp_type in $BIGSMP_ARCHS; do
+ [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
+ done
+
+ for smp_type in $DEFAULT_ARCHS; do
+ [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
+ done
+
+}
+
+# This function takes a linux source pool and digs out the linux release
+# from it
+find_linux_release() {
+ local SRCDIR="$1"
+
+ local LINUXRELEASEHEADER=$SRCDIR/include/linux/version.h
+ if [ -s $SRCDIR/include/linux/utsrelease.h ]; then
+ LINUXRELEASEHEADER=$SRCDIR/include/linux/utsrelease.h
+ fi
+
+ sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
+
+}
+
+# XXX this needs to be re-written as a wrapper around find_rpm
+# or just gotten rid of. :-)
+find_linux_rpm() {
+ local prefix="$1"
+ local delimiter=${2:-"-"}
+
+ local pathtorpms="${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
+ [ -d $pathtorpms ] || return 255
+
+ local kernelbinaryrpm rpmfile
+ local wanted_kernel="${lnxmaj}${delimiter}${lnxrel}"
+
+ local arch ret=1
+ for arch in $TARGET_ARCHS_ALL; do
+ local found_rpm="" rpm
+ for rpm in ${pathtorpms}/${arch}/*.rpm; do
+ if rpm -q --provides -p "$rpm" | grep -q "kernel${prefix} = $wanted_kernel"; then
+ found_rpm="$rpm"
+ ret=0
+ break
+ fi
+ done
+ [ -f "$found_rpm" ] && break
+ done
+
+ echo "$found_rpm"
+ return $ret
+
+}
+
+# unpack kernel(/source/devel) RPM
+#
+# This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
+# needs to completely refactored. It completely ingores that $BUILD_ARCHS may
+# contain a list of arches for which rpmbuild commands (including the one for
+# lustre itself)
+unpack_linux_devel_rpm() {
+ local kernelrpm="${1}"
+ # it's worth noting that neither sles10 nor rhel5 appear to use their
+ # extra_version delimiter for the dirname under /usr/src, so we could
+ # probably just get rid of this parameter
+ local delimiter=${2:-"-"}
+
+ [ -f "$kernelrpm" ] || return 255
+ [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
+
+ pushd $TOPDIR/reused || return 255
+
+ if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
+ return 255
+ fi
+
+ # call a distro specific hook, if available
+ if type -p unpack_linux_devel_rpm-$DISTRO; then
+ unpack_linux_devel_rpm-$DISTRO "$kernelrpm"
+ fi
+
+ popd
+
+ find_linux_devel_paths $TOPDIR/reused
+
+ return 0
+
+}
+
+# XXX - this rhel/sles goop needs abstracting out into the
+# lbuild-{rhel5,sles10} method files
+find_linux_devel_paths() {
+ local path="$1"
+
+ local RC=0
+
+ pushd $path
+ # RHEL-style and SLES-style rpms
+ # XXX - until bug 19336 cleans this up, we need to extricate the
+ # ${lnxmin}- from the $lnxrel
+ local paths="kernels/${lnxmaj}${lnxmin}${delimiter}${lnxrel}-${TARGET_ARCH} linux-${lnxmaj}${lnxmin}${delimiter}${lnxrel##${lnxmin#.}-}"
+
+ local path
+ for path in $paths; do
+ local src='usr/src'
+
+ if [ -d "$src/$path/" ]; then
+ LINUX="$(pwd)/$src/$path"
+ fi
+ # SLES has a separate -obj tree
+ if [ -d "$src/${path}-obj" ]; then
+ local src="$src/${path}-obj"
+ local objects="$TARGET_ARCH/$RPMSMPTYPE"
+
+ # Novell, are you *TRYING* to make life hard for me?
+ if [ -d "$src/powerpc" ]; then
+ objects="powerpc/$TARGET_ARCH"
+ elif [ $TARGET_ARCH == 'i686' ]; then
+ objects="i386/$RPMSMPTYPE"
+ fi
+
+ LINUXOBJ="$(pwd)/$src/$objects"
+ fi
+ done
+ if [ -z "$LINUX" ]; then
+ RC=255
+ else
+ # dig out the release version
+ LINUXRELEASE=$(find_linux_release ${LINUXOBJ:-$LINUX})
+ if [ -z "$LINUXRELEASE" ]; then
+ echo "Failed to find linux release in ${LINUXOBJ:-$LINUX}"
+ RC=255
+ fi
+ fi
+ popd
+ return $RC
+}
+
+build_kernel_ib() {
+ # build kernel-ib{,-devel}
+ # some I/B drivers are architecture dependent and kernel-ib's configure
+ # does not figure it out for us ~sigh~
+ local configure_options=""
+ case "$TARGET_ARCH" in
+ x86_64 | ia64)
+ configure_options="--with-ipath_inf-mod"
+ ;;
+ ppc64)
+ configure_options="--with-ipath_inf-mod --with-ehca-mod"
+ ;;
+ esac
+ local K_SRC="K_SRC"
+ # ofed 1.3 had a bug in the rpm spec
+ if [ "$OFED_VERSION" = "1.3" ]; then
+ K_SRC="KSRC"
+ fi
+ $RPMBUILD --rebuild --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
+ --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
+ --define "KVERSION ${LINUXRELEASE}" \
+ --define "$K_SRC ${LINUXOBJ:-${LINUX}}" \
+ --define "LIB_MOD_DIR /lib/modules/${LINUXRELEASE}/updates" \
+ --define "configure_options --without-quilt --with-core-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod --with-srp-target-mod --with-core-mod --with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod --with-ipoib-mod --with-sdp-mod --with-srp-mod --with-rds-mod --with-iser-mod --with-qlgc_vnic-mod --with-madeye-mod $configure_options" ${TOPDIR}/OFED/SRPMS/ofa_kernel-*.src.rpm
+
+ if [ ${PIPESTATUS[0]} != 0 ]; then
+ fatal 1 "Error building kernel-ib"
+ fi
+
+}
+
+store_for_reuse() {
+ local articles="$1"
+ local module="$2"
+ local location="$3"
+ local signature="$4"
+ local use_links="$5"
+
+ local linkflag=""
+ if $use_links; then
+ linkflag="l"
+ fi
+
+ location="$location"/"$signature"/"$module"
+ mkdir -p "$location"
+ # the cleanup script removes any directory that doesn't have a
+ # .lastused, so let's try to prevent that as soon as we can
+ # this solution still slightly racy with the cleanup script
+ # but the race is a lot tighter now
+ touch -t 197001010000 "$location/.lastused"
+ ## use eval/echo here to make sure shell expansions are performed
+ #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
+ local article
+ for article in $(eval echo $articles); do
+ if ! cp -a${linkflag} "$article" "$location"; then
+ error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
+ # rename the cache location so that it's not cached
+ # product, but is around for analysis
+ mv "$location"{,-bad-$(date +%s)} ||
+ error "failed to clean up a failed cache attempt" \
+ "in \"$location\" -- manual cleanup will be" \
+ "necessary"
+ return 1
+ fi
+ done
+
+ # flag the cache as complete (i.e. in case lbuild was previously
+ # interrupted while caching)
+ touch "$location/.lastused"
+
+ return 0
+
+}
+
+reuse() {
+ local module="$1"
+ local dest="$2"
+ local use_links="${3:-false}"
+ local signature="$4"
+
+ if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
+ if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
+ # the .lastused flag is populated at the end of the caching to
+ # signal that the caching was completeld. if that flag is not
+ # there, then the cache is invalid (and should be removed in fact)
+ mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
+ fatal 1 "failed to clean up a bad cache in location" \
+ "\"$REUSEBUILD/$signature/$module\" -- manual cleanup" \
+ "will be necessary"
+ return 1
+ fi
+
+ # so that we know how stale this entry is
+ touch $REUSEBUILD/$signature/$module/.lastused
+
+ if $use_links; then
+ if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
+ cp -al $REUSEBUILD/$signature/$module/* $dest/
+ fi
+ else
+ # copying is pretty heavy
+ # cp -a $REUSEBUILD/$signature/$module/* $dest/
+ # do some creative symlinking instead
+ local dir
+ for dir in BUILD SRPMS SPECS; do
+ if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
+ ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
+ fi
+ done
+ # sources have to be copied by file because we need SOURCES to
+ # be a dir we can write into
+# could overrun ls's arg list here
+ #ls $REUSEBUILD/$signature/$module/SOURCES/* |
+ find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
+ xargs ln -t $dest/SOURCES -s
+
+ # same for RPMS/* dirs
+# could overrun ls's arg list here
+ #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
+ local dir
+ for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
+ mkdir -p $dest/RPMS/${dir##*/}
+ find $dir -type f |
+ xargs ln -t $dest/RPMS/${dir##*/} -s
+ done
+
+ fi
+ return 0
+ else
+ return 1
+ fi
+}
+
+basearch() {
+ local arch="$1"
+
+ if [[ $arch = i[3456]86 ]]; then
+ echo "i386"
+ else
+ echo "$arch"
+ fi
+
+}
+
+#
+# in a given directory, find the first rpm matching given requirements
+#
+find_rpm() {
+ local dir="$1"
+ local match_type="$2"
+ local match="$3"
+
+ pushd "$dir" > /dev/null || \
+ fatal 1 "Unable to chdir to directory \"$dir\" in find_rpm()"
+
+ local file
+ for file in $(ls *.rpm); do
+ if [ ! -f "$file" ]; then
+ continue
+ fi
+ case "$match_type" in
+ provides)
+ # match is any valid ERE (i.e. given to egrep) match
+ if rpm -q --provides -p "$file" | egrep -q "$match"; then
+ echo "$file"
+ popd >/dev/null
+ return 0
+ fi
+ ;;
+ *)
+ popd >/dev/null
+ fatal 1 "Unknown match type \"$match_type\" given to find_rpm()"
+ ;;
+ esac
+ done
+
+ popd >/dev/null
+ return 1
+}
+
+build_kernel_with_srpm() {
+
+ # need to generate the patch for this target
+ do_patch_linux false >&2 # sets global $FULL_PATCH (yeah, yuck)
+
+ # get an md5sum of the kernel patch + config for reuse check
+ # XXX really, there needs to be a signature and a CONFIG_FILE per arch
+ # in BUILD_ARCHS
+ local REUSE_SIGNATURE=$({ echo $BUILD_GEN; cat $CONFIG_FILE $TARGET_FILE $FULL_PATCH; } | md5sum | cut -d" " -f1)
+
+ # see if we can link to the reuse pool
+ # XXX - hrm. i'm not convinced this doesn't belong in the reuse "library"
+ local CAN_LINK_FOR_REUSE=false
+ touch $REUSEBUILD/$$
+ if cp -al $REUSEBUILD/$$ $TOPDIR/; then
+ CAN_LINK_FOR_REUSE=true
+ fi
+ rm $REUSEBUILD/$$
+
+ # the extra version string to use for the kernel (which might be a reused
+ # kernel, remember)
+ local kernel_extra_version=""
+ if $REUSERPM && ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
+ "$REUSE_SIGNATURE"; then
+ # nothing cached, build from scratch
+ if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
+ download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&2
+ fi
+
+ if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
+ --define "_topdir $TOPDIR" >&2; then
+ # should we clean this up or leave it for analysis?
+ #rm -rf $RPMTOPDIR
+ fatal 1 "Error installing kernel SRPM."
+ fi
+
+ # put the Lustre kernel patch into the RPM build tree
+ cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
+ prepare_and_build_srpm >&2
+
+ # store the resulting kernel RPM build tree for future use
+ if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
+ "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
+ "$CAN_LINK_FOR_REUSE"; then
+ error "Failed to store kernel RPMS for reuse"
+ echo "unknown"
+ return 1
+ fi
+ fi # build reuse
+
+ # figure out the EXTRA_VERSION of the kernel we built or are re-using
+ local KERNEL_RPM
+ if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel ="); then
+ fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
+ fi
+ kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
+
+ # should now have the following RPMs
+ # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
+ # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
+ # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
+ # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
+ # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
+
+ echo $kernel_extra_version
+ return 0
+
+}
+
+build_with_srpm() {
+
+ if ! $PATCHLESS; then
+ local kernel_extra_version
+ if ! kernel_extra_version=$(build_kernel_with_srpm); then
+ fatal 1 "Failed to build the kernel from it's SRPM"
+ fi
+
+ for arch in $BUILD_ARCHS; do
+
+ local kernel_devel_rpm
+ if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
+ fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
+ fi
+
+ # install the -devel RPM in preparation for the lustre build
+ # note that the EXTRA_VERSION_DELIMITER is *NOT* used in the
+ # version of the directory name under /usr/src
+ if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
+ "$TOPDIR/RPMS/$arch/$kernel_devel_rpm" "-"; then
+ fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
+ fi
+ done
+ else
+ # need to find and unpack the vendor's own kernel-devel for patchless
+ # client build
+ local kernelrpm
+ if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE" ${EXTRA_VERSION_DELIMITER:-"-"}); then
+ fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in ${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
+ fi
+ if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
+ fatal 1 "Could not find the Linux tree in $kernelrpm"
+ fi
+ fi
+
+ # before lustre, build kernel-ib
+ if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
+ # see if we can link to the reuse pool
+ # XXX - hrm. i'm not convinced this doesn't belong in the reuse "library"
+ local CAN_LINK_FOR_REUSE=false
+ touch $REUSEBUILD/$$
+ if cp -al $REUSEBUILD/$$ $TOPDIR/; then
+ CAN_LINK_FOR_REUSE=true
+ fi
+ rm $REUSEBUILD/$$
+
+ local REUSE_SIGNATURE=$({ echo "$OFED_VERSION"; echo "$(find_linux_release ${LINUXOBJ:-$LINUX})"; cat "${LINUXOBJ:-${LINUX}}/include/linux/autoconf.h"; } | md5sum | cut -d" " -f1)
+ if ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
+ "$REUSE_SIGNATURE"; then
+ # stash away the existing built articles for a moment
+ mkdir bak
+ mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
+ function mv_back {
+ pushd bak
+ find . | cpio -pudlm ..
+ popd
+ rm -rf bak
+ }
+ create_rpmbuild_dirs
+ # build it
+ build_kernel_ib
+ if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
+ "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
+ "$CAN_LINK_FOR_REUSE"; then
+ error "Failed to store OFED RPMS for reuse"
+ mv_back
+ return 1
+ fi
+ # put the stuff we stashed away back
+ mv_back
+ fi
+
+ pushd "$TOPDIR" >/dev/null
+ rm -rf kernel-ib-devel
+ mkdir kernel-ib-devel
+ cd kernel-ib-devel
+ # the actual ofed RPMs don't have the -rc$n or -$date string appened that
+ # might be present on the file
+ local ofed_version=$(echo $OFED_VERSION |
+ sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
+ local rpm=$(ls $TOPDIR/RPMS/*/kernel-ib-devel-${ofed_version}-${LINUXRELEASE//-/_}.*.rpm)
+ rpm2cpio -itv < $rpm | cpio -id
+ CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/ofa_kernel ${CONFIGURE_FLAGS}"
+ popd >/dev/null
+ fi
+
+ # now build Lustre
+ if build_lustre; then
+ # the build worked. resolve any symlinked files (i.e. from reuse)
+ # in RPMS/$arch to real files so that that that huge mess of
+ # complication knows as LTS can copy them yet somewhere else.
+ # is it any wonder this whole process is so damn so? anyone ever
+ # heard of hardlinks? it this cool new thing that allows you save
+ # tons of time and space by creating... well you can go read about
+ # them if you have not heard about them yet.
+ # can i say how much the implemenation of all of this really impedes
+ # RPM reuse?
+ pushd RPMS/$TARGET_ARCH
+ for file in *; do
+ if [ -h $file ]; then
+ cp $file foo
+ mv foo $file
+ fi
+ done
+ popd
+ else
+ return 1
+ fi
+
+}
+
+create_rpmbuild_dirs() {
+
+ [ -d RPMS ] || mkdir RPMS
+ for arch in $BUILD_ARCHS; do
+ if [[ $arch = i?86 ]]; then
+ # some stupidity in the sles11 kernel spec requires an RPMS/i386
+ # even if the target arch is i686
+ [ -d RPMS/i386 ] || mkdir RPMS/i386
+ fi
+ [ -d RPMS/$arch ] || mkdir RPMS/$arch
+ done
+ [ -d BUILD ] || mkdir BUILD
+ [ -d SOURCES ] || mkdir SOURCES
+ [ -d SPECS ] || mkdir SPECS
+ [ -d SRPMS ] || mkdir SRPMS
+
+}
+
+new_list() {
+
+ echo ""
+
+}
+
+add_list() {
+ local list="$1"
+ local item="$2"
+
+ echo "$list $item"
+
+}
+
+is_list_member() {
+ local list="$1"
+ local item="$2"
+
+ [[ $list\ == *\ $item\ * ]]
+
+}
+
+#########################################################################
+# Generate a backtrace through the call stack.
+#
+# Input: None
+# Output: None
+#########################################################################
+backtrace() {
+ local strip=${1:-1}
+
+ local funcname="" sourcefile="" lineno="" n
+
+ echo "Call stack: (most recent first)"
+ for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
+ funcname=${FUNCNAME[$n - 1]}
+ sourcefile=$(basename ${BASH_SOURCE[$n]})
+ lineno=${BASH_LINENO[$n - 1]}
+ # Display function arguments
+ if [[ ! -z "${BASH_ARGV[@]}" ]]; then
+ local args newarg j p=0
+ for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
+ newarg=${BASH_ARGV[$j + $p - 1]}
+ args="${args:+${args} }'${newarg}'"
+ done
+ let p+=${BASH_ARGC[$n - 1]}
+ fi
+ echo " ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
+ done
+
+ echo
+ echo "BEGIN BACKTRACE"
+
+ #echo ${BASH_LINENO[*]}
+ #echo ${BASH_SOURCE[*]}
+ #echo ${FUNCNAME[*]}
+ local i=$((${#FUNCNAME[@]} - 1))
+ while [ $i -ge 0 ]; do
+ local SOURCELINE="${BASH_SOURCE[$i + 1]}:${BASH_LINENO[$i]}"
+ # Can't figure out how to get function args from other frames...
+ local FUNCTION="${FUNCNAME[$i]}()"
+ echo "$SOURCELINE:$FUNCTION"
+ i=$((i - 1))
+ done
+
+ echo "END BACKTRACE"
+
+ echo $BACKTRACE
+