diff options
Diffstat (limited to 'security/nss/automation/taskcluster/scripts/check_abi.sh')
| -rw-r--r-- | security/nss/automation/taskcluster/scripts/check_abi.sh | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/security/nss/automation/taskcluster/scripts/check_abi.sh b/security/nss/automation/taskcluster/scripts/check_abi.sh new file mode 100644 index 0000000000..dbc1a476fd --- /dev/null +++ b/security/nss/automation/taskcluster/scripts/check_abi.sh @@ -0,0 +1,172 @@ +#! /bin/bash + +set_env() +{ + cd /home/worker + HGDIR=/home/worker + OUTPUTDIR=$(pwd)$(echo "/output") + DATE=$(date "+TB [%Y-%m-%d %H:%M:%S]") + + if [ ! -d "${OUTPUTDIR}" ]; then + echo "Creating output dir" + mkdir "${OUTPUTDIR}" + fi + + if [ ! -d "nspr" ]; then + for i in 0 2 5; do + sleep $i + hg clone -r "default" "https://hg.mozilla.org/projects/nspr" "${HGDIR}/nspr" && break + rm -rf nspr + done + fi + + cd nss + ./build.sh -v -c + cd .. +} + +check_abi() +{ + set_env + set +e #reverses set -e from build.sh to allow possible hg clone failures + if [[ "$1" != --nobuild ]]; then # Start nobuild block + + echo "######## NSS ABI CHECK ########" + echo "######## creating temporary HG clones ########" + + rm -rf ${HGDIR}/baseline + mkdir ${HGDIR}/baseline + BASE_NSS=`cat ${HGDIR}/nss/automation/abi-check/previous-nss-release` #Reads the version number of the last release from the respective file + NSS_CLONE_RESULT=0 + for i in 0 2 5; do + sleep $i + hg clone -u "${BASE_NSS}" "https://hg.mozilla.org/projects/nss" "${HGDIR}/baseline/nss" + if [ $? -eq 0 ]; then + NSS_CLONE_RESULT=0 + break + fi + rm -rf "${HGDIR}/baseline/nss" + NSS_CLONE_RESULT=1 + done + if [ ${NSS_CLONE_RESULT} -ne 0 ]; then + echo "invalid tag in automation/abi-check/previous-nss-release" + return 1 + fi + + BASE_NSPR=NSPR_$(head -1 ${HGDIR}/baseline/nss/automation/release/nspr-version.txt | cut -d . -f 1-2 | tr . _)_BRANCH + hg clone -u "${BASE_NSPR}" "https://hg.mozilla.org/projects/nspr" "${HGDIR}/baseline/nspr" + NSPR_CLONE_RESULT=$? + + if [ ${NSPR_CLONE_RESULT} -ne 0 ]; then + rm -rf "${HGDIR}/baseline/nspr" + for i in 0 2 5; do + sleep $i + hg clone -u "default" "https://hg.mozilla.org/projects/nspr" "${HGDIR}/baseline/nspr" && break + rm -rf "${HGDIR}/baseline/nspr" + done + echo "Nonexisting tag ${BASE_NSPR} derived from ${BASE_NSS} automation/release/nspr-version.txt" + echo "Using default branch instead." + fi + + echo "######## building baseline NSPR/NSS ########" + echo "${HGDIR}/baseline/nss/build.sh" + cd ${HGDIR}/baseline/nss + ./build.sh -v -c + cd ${HGDIR} + else # Else nobuild block + echo "######## using existing baseline NSPR/NSS build ########" + fi # End nobuild block + + set +e #reverses set -e from build.sh to allow abidiff failures + + echo "######## Starting abidiff procedure ########" + abi_diff +} + +#Slightly modified from builbot-slave/build.sh +abi_diff() +{ + ABI_PROBLEM_FOUND=0 + ABI_REPORT=${OUTPUTDIR}/abi-diff.txt + rm -f ${ABI_REPORT} + PREVDIST=${HGDIR}/baseline/dist + NEWDIST=${HGDIR}/dist + ALL_SOs="libfreebl3.so libfreeblpriv3.so libnspr4.so libnss3.so libnssckbi.so libnssdbm3.so libnsssysinit.so libnssutil3.so libplc4.so libplds4.so libsmime3.so libsoftokn3.so libssl3.so" + for SO in ${ALL_SOs}; do + if [ ! -f ${HGDIR}/nss/automation/abi-check/expected-report-$SO.txt ]; then + touch ${HGDIR}/nss/automation/abi-check/expected-report-$SO.txt + fi + abidiff --hd1 $PREVDIST/public/ --hd2 $NEWDIST/public \ + $PREVDIST/*/lib/$SO $NEWDIST/*/lib/$SO \ + > ${HGDIR}/nss/automation/abi-check/new-report-temp$SO.txt + RET=$? + cat ${HGDIR}/nss/automation/abi-check/new-report-temp$SO.txt \ + | grep -v "^Functions changes summary:" \ + | grep -v "^Variables changes summary:" \ + > ${HGDIR}/nss/automation/abi-check/new-report-$SO.txt + rm -f ${HGDIR}/nss/automation/abi-check/new-report-temp$SO.txt + + ABIDIFF_ERROR=$((($RET & 0x01) != 0)) + ABIDIFF_USAGE_ERROR=$((($RET & 0x02) != 0)) + ABIDIFF_ABI_CHANGE=$((($RET & 0x04) != 0)) + ABIDIFF_ABI_INCOMPATIBLE_CHANGE=$((($RET & 0x08) != 0)) + ABIDIFF_UNKNOWN_BIT_SET=$((($RET & 0xf0) != 0)) + + # If abidiff reports an error, or a usage error, or if it sets a result + # bit value this script doesn't know yet about, we'll report failure. + # For ABI changes, we don't yet report an error. We'll compare the + # result report with our whitelist. This allows us to silence changes + # that we're already aware of and have been declared acceptable. + + REPORT_RET_AS_FAILURE=0 + if [ $ABIDIFF_ERROR -ne 0 ]; then + echo "abidiff reported ABIDIFF_ERROR." + REPORT_RET_AS_FAILURE=1 + fi + if [ $ABIDIFF_USAGE_ERROR -ne 0 ]; then + echo "abidiff reported ABIDIFF_USAGE_ERROR." + REPORT_RET_AS_FAILURE=1 + fi + if [ $ABIDIFF_UNKNOWN_BIT_SET -ne 0 ]; then + echo "abidiff reported ABIDIFF_UNKNOWN_BIT_SET." + REPORT_RET_AS_FAILURE=1 + fi + + if [ $ABIDIFF_ABI_CHANGE -ne 0 ]; then + echo "Ignoring abidiff result ABI_CHANGE, instead we'll check for non-whitelisted differences." + fi + if [ $ABIDIFF_ABI_INCOMPATIBLE_CHANGE -ne 0 ]; then + echo "Ignoring abidiff result ABIDIFF_ABI_INCOMPATIBLE_CHANGE, instead we'll check for non-whitelisted differences." + fi + + if [ $REPORT_RET_AS_FAILURE -ne 0 ]; then + ABI_PROBLEM_FOUND=1 + echo "abidiff {$PREVDIST , $NEWDIST} for $SO FAILED with result $RET, or failed writing to ${HGDIR}/nss/automation/abi-check/new-report-$SO.txt" + fi + if [ ! -f ${HGDIR}/nss/automation/abi-check/expected-report-$SO.txt ]; then + ABI_PROBLEM_FOUND=1 + echo "FAILED to access report file: ${HGDIR}/nss/automation/abi-check/expected-report-$SO.txt" + fi + + diff -wB -u ${HGDIR}/nss/automation/abi-check/expected-report-$SO.txt \ + ${HGDIR}/nss/automation/abi-check/new-report-$SO.txt >> ${ABI_REPORT} + if [ ! -f ${ABI_REPORT} ]; then + ABI_PROBLEM_FOUND=1 + echo "FAILED to compare exepcted and new report: ${HGDIR}/nss/automation/abi-check/new-report-$SO.txt" + fi + done + + if [ -s ${ABI_REPORT} ]; then + echo "FAILED: there are new unexpected ABI changes" + cat ${ABI_REPORT} + return 1 + elif [ $ABI_PROBLEM_FOUND -ne 0 ]; then + echo "FAILED: failure executing the ABI checks" + cat ${ABI_REPORT} + return 1 + fi + + return 0 +} + +check_abi $1 |