numam-dpdk/scripts/validate-abi.sh
Panu Matilainen ece9c50d40 scripts: fix ABI validator when revision is a tag
Commit 9cbae2aa64 managed to break the only previously supported
case where a tag is used as a revision, due to git show output
differing between tags and other objects. The hash is on the last
line of the output in both cases though so just grab that.

Fixes: 9cbae2aa64 ("scripts: support any git revisions as ABI validation range")

Signed-off-by: Panu Matilainen <pmatilai@redhat.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
2015-12-15 15:19:32 +01:00

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#!/bin/sh
# BSD LICENSE
#
# Copyright(c) 2015 Neil Horman. All rights reserved.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
TAG1=$1
TAG2=$2
TARGET=$3
ABI_DIR=`mktemp -d -p /tmp ABI.XXXXXX`
usage() {
echo "$0 <REV1> <REV2> <TARGET>"
}
log() {
local level=$1
shift
echo "$*"
}
validate_tags() {
if [ -z "$HASH1" ]
then
echo "invalid revision: $TAG1"
return
fi
if [ -z "$HASH2" ]
then
echo "invalid revision: $TAG2"
return
fi
}
validate_args() {
if [ -z "$TAG1" ]
then
echo "Must Specify REV1"
return
fi
if [ -z "$TAG2" ]
then
echo "Must Specify REV2"
return
fi
if [ -z "$TARGET" ]
then
echo "Must Specify a build target"
fi
}
cleanup_and_exit() {
rm -rf $ABI_DIR
git checkout $CURRENT_BRANCH
exit $1
}
# Make sure we configure SHARED libraries
# Also turn off IGB and KNI as those require kernel headers to build
fixup_config() {
sed -i -e"$ a\CONFIG_RTE_BUILD_SHARED_LIB=y" config/defconfig_$TARGET
sed -i -e"$ a\CONFIG_RTE_NEXT_ABI=n" config/defconfig_$TARGET
sed -i -e"$ a\CONFIG_RTE_EAL_IGB_UIO=n" config/defconfig_$TARGET
sed -i -e"$ a\CONFIG_RTE_LIBRTE_KNI=n" config/defconfig_$TARGET
sed -i -e"$ a\CONFIG_RTE_KNI_KMOD=n" config/defconfig_$TARGET
}
###########################################
#START
############################################
#trap on ctrl-c to clean up
trap cleanup_and_exit SIGINT
#Save the current branch
CURRENT_BRANCH=`git branch | grep \* | cut -d' ' -f2`
if [ -z "$CURRENT_BRANCH" ]
then
CURRENT_BRANCH=`git log --pretty=format:%H HEAD~1..HEAD`
fi
if [ -n "$VERBOSE" ]
then
export VERBOSE=/dev/stdout
else
export VERBOSE=/dev/null
fi
# Validate that we have all the arguments we need
res=$(validate_args)
if [ -n "$res" ]
then
echo $res
usage
cleanup_and_exit 1
fi
HASH1=$(git show -s --format=%H "$TAG1" -- 2> /dev/null | tail -1)
HASH2=$(git show -s --format=%H "$TAG2" -- 2> /dev/null | tail -1)
# Make sure our tags exist
res=$(validate_tags)
if [ -n "$res" ]
then
echo $res
cleanup_and_exit 1
fi
# Make hashes available in output for non-local reference
TAG1="$TAG1 ($HASH1)"
TAG2="$TAG2 ($HASH2)"
ABICHECK=`which abi-compliance-checker 2>/dev/null`
if [ $? -ne 0 ]
then
log "INFO" "Cant find abi-compliance-checker utility"
cleanup_and_exit 1
fi
ABIDUMP=`which abi-dumper 2>/dev/null`
if [ $? -ne 0 ]
then
log "INFO" "Cant find abi-dumper utility"
cleanup_and_exit 1
fi
log "INFO" "We're going to check and make sure that applications built"
log "INFO" "against DPDK DSOs from version $TAG1 will still run when executed"
log "INFO" "against DPDK DSOs built from version $TAG2."
log "INFO" ""
# Check to make sure we have a clean tree
git status | grep -q clean
if [ $? -ne 0 ]
then
log "WARN" "Working directory not clean, aborting"
cleanup_and_exit 1
fi
# Move to the root of the git tree
cd $(dirname $0)/..
log "INFO" "Checking out version $TAG1 of the dpdk"
# Move to the old version of the tree
git checkout $HASH1
fixup_config
# Checking abi compliance relies on using the dwarf information in
# The shared objects. Thats only included in the DSO's if we build
# with -g
export EXTRA_CFLAGS="$EXTRA_CFLAGS -g"
export EXTRA_LDFLAGS="$EXTRA_LDFLAGS -g"
# Now configure the build
log "INFO" "Configuring DPDK $TAG1"
make config T=$TARGET O=$TARGET > $VERBOSE 2>&1
log "INFO" "Building DPDK $TAG1. This might take a moment"
make O=$TARGET > $VERBOSE 2>&1
if [ $? -ne 0 ]
then
log "INFO" "THE BUILD FAILED. ABORTING"
cleanup_and_exit 1
fi
# Move to the lib directory
cd $TARGET/lib
log "INFO" "COLLECTING ABI INFORMATION FOR $TAG1"
for i in `ls *.so`
do
$ABIDUMP $i -o $ABI_DIR/$i-ABI-0.dump -lver $HASH1
done
cd ../..
# Now clean the tree, checkout the second tag, and rebuild
git clean -f -d
git reset --hard
# Move to the new version of the tree
log "INFO" "Checking out version $TAG2 of the dpdk"
git checkout $HASH2
fixup_config
# Now configure the build
log "INFO" "Configuring DPDK $TAG2"
make config T=$TARGET O=$TARGET > $VERBOSE 2>&1
log "INFO" "Building DPDK $TAG2. This might take a moment"
make O=$TARGET > $VERBOSE 2>&1
if [ $? -ne 0 ]
then
log "INFO" "THE BUILD FAILED. ABORTING"
cleanup_and_exit 1
fi
cd $TARGET/lib
log "INFO" "COLLECTING ABI INFORMATION FOR $TAG2"
for i in `ls *.so`
do
$ABIDUMP $i -o $ABI_DIR/$i-ABI-1.dump -lver $HASH2
done
cd ../..
# Start comparison of ABI dumps
for i in `ls $ABI_DIR/*-1.dump`
do
NEWNAME=`basename $i`
OLDNAME=`basename $i | sed -e"s/1.dump/0.dump/"`
LIBNAME=`basename $i | sed -e"s/-ABI-1.dump//"`
if [ ! -f $ABI_DIR/$OLDNAME ]
then
log "INFO" "$OLDNAME DOES NOT EXIST IN $TAG1. SKIPPING..."
fi
#compare the abi dumps
$ABICHECK -l $LIBNAME -old $ABI_DIR/$OLDNAME -new $ABI_DIR/$NEWNAME
done
git reset --hard
log "INFO" "ABI CHECK COMPLETE. REPORTS ARE IN compat_report directory"
cleanup_and_exit 0