#!/bin/bash # Used to compare sstate checksums between MACHINES. # Execute script and compare generated list.M files. # Using bash to have PIPESTATUS variable. # It's also usefull to keep older sstate checksums # to be able to find out why something is rebuilding # after updating metadata # $ diff \ # sstate-diff/1349348392/fake-cortexa8/list.M \ # sstate-diff/1349348392/fake-cortexa9/list.M \ # | wc -l # 538 # Then to compare sigdata use something like: # $ ls sstate-diff/1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata* # sstate-diff/1349348392/fake-cortexa8/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.cb73b3630a7b8191e72fc469c5137025 # sstate-diff/1349348392/fake-cortexa9/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.f37ada177bf99ce8af85914df22b5a0b # $ bitbake-diffsigs stamps.1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata* # basehash changed from 8d0bd67bb1da6f68717760fc3ef43171 to e869fa61426e88e9c30726ba88a1216a # Variable TUNE_CCARGS value changed from -march=armv7-a -mthumb-interwork -mfloat-abi=softfp -mfpu=neon -mtune=cortex-a8 to -march=armv7-a -mthumb-interwork -mfloat-abi=softfp -mfpu=neon -mtune=cortex-a9 # Global vars tmpdir= machines= targets= default_machines="qemuarm qemux86 qemux86-64" default_targets="core-image-base" analyze="N" usage () { cat << EOF Welcome to utility to compare sstate checksums between different MACHINEs. $0 <OPTION> Options: -h, --help Display this help and exit. --tmpdir=<tmpdir> Specify tmpdir, will use the environment variable TMPDIR if it is not specified. Something like /OE/oe-core/tmp-eglibc (no / at the end). --machines=<machines> List of MACHINEs separated by space, will use the environment variable MACHINES if it is not specified. Default value is "qemuarm qemux86 qemux86-64". --targets=<targets> List of targets separated by space, will use the environment variable TARGETS if it is not specified. Default value is "core-image-base". --analyze Show the differences between MACHINEs. It assumes: * First 2 MACHINEs in --machines parameter have the same TUNE_PKGARCH * Third optional MACHINE has different TUNE_PKGARCH - only native and allarch recipes are compared). * Next MACHINEs are ignored EOF } # Print error information and exit. echo_error () { echo "ERROR: $1" >&2 exit 1 } while [ -n "$1" ]; do case $1 in --tmpdir=*) tmpdir=`echo $1 | sed -e 's#^--tmpdir=##' | xargs readlink -e` [ -d "$tmpdir" ] || echo_error "Invalid argument to --tmpdir" shift ;; --machines=*) machines=`echo $1 | sed -e 's#^--machines="*\([^"]*\)"*#\1#'` shift ;; --targets=*) targets=`echo $1 | sed -e 's#^--targets="*\([^"]*\)"*#\1#'` shift ;; --analyze) analyze="Y" shift ;; --help|-h) usage exit 0 ;; *) echo "Invalid arguments $*" echo_error "Try '$0 -h' for more information." ;; esac done # tmpdir directory, use environment variable TMPDIR # if it was not specified, otherwise, error. [ -n "$tmpdir" ] || tmpdir=$TMPDIR [ -n "$tmpdir" ] || echo_error "No tmpdir found!" [ -d "$tmpdir" ] || echo_error "Invalid tmpdir \"$tmpdir\"" [ -n "$machines" ] || machines=$MACHINES [ -n "$machines" ] || machines=$default_machines [ -n "$targets" ] || targets=$TARGETS [ -n "$targets" ] || targets=$default_targets OUTPUT=${tmpdir}/sstate-diff/`date "+%s"` declare -i RESULT=0 for M in ${machines}; do [ -d ${tmpdir}/stamps/ ] && find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f mkdir -p ${OUTPUT}/${M} export MACHINE=${M} bitbake -S none ${targets} 2>&1 | tee -a ${OUTPUT}/${M}/log; RESULT+=${PIPESTATUS[0]} if ls ${tmpdir}/stamps/* >/dev/null 2>/dev/null ; then cp -ra ${tmpdir}/stamps/* ${OUTPUT}/${M} find ${OUTPUT}/${M} -name \*sigdata\* | sed "s#${OUTPUT}/${M}/##g" | sort > ${OUTPUT}/${M}/list M_UNDERSCORE=`echo ${M} | sed 's/-/_/g'` sed "s/${M_UNDERSCORE}/MACHINE/g; s/${M}/MACHINE/g" ${OUTPUT}/${M}/list | sort > ${OUTPUT}/${M}/list.M find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f else printf "ERROR: no sigdata files were generated for MACHINE $M in ${tmpdir}/stamps\n"; fi done function compareSignatures() { MACHINE1=$1 MACHINE2=$2 PATTERN="$3" PRE_PATTERN="" [ -n "${PATTERN}" ] || PRE_PATTERN="-v" [ -n "${PATTERN}" ] || PATTERN="MACHINE" for TASK in do_configure.sigdata do_populate_sysroot.sigdata do_package_write_ipk.sigdata; do printf "\n\n === Comparing signatures for task ${TASK} between ${MACHINE1} and ${MACHINE2} ===\n" | tee -a ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log diff ${OUTPUT}/${MACHINE1}/list.M ${OUTPUT}/${MACHINE2}/list.M | grep ${PRE_PATTERN} "${PATTERN}" | grep ${TASK} > ${OUTPUT}/signatures.${MACHINE2}.${TASK} for i in `cat ${OUTPUT}/signatures.${MACHINE2}.${TASK} | sed 's#[^/]*/\([^/]*\)/.*#\1#g' | sort -u | xargs`; do [ -e ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ] || echo "INFO: ${i} task ${TASK} doesn't exist in ${MACHINE1}" >&2 [ -e ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ] || continue [ -e ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}* ] || echo "INFO: ${i} task ${TASK} doesn't exist in ${MACHINE2}" >&2 [ -e ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}* ] || continue printf "ERROR: $i different signature for task ${TASK} between ${MACHINE1} and ${MACHINE2}\n"; bitbake-diffsigs ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}*; echo "$i" >> ${OUTPUT}/failed-recipes.log echo done | tee -a ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log # don't create empty files ERRORS=`grep "^ERROR.*" ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log | wc -l` if [ "${ERRORS}" != "0" ] ; then echo "ERROR: ${ERRORS} errors found in ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log" RESULT+=${ERRORS} fi done } function compareMachines() { [ "$#" -ge 2 ] && compareSignatures $1 $2 [ "$#" -ge 3 ] && compareSignatures $1 $3 "\(^< all\)\|\(^< x86_64-linux\)\|\(^< i586-linux\)" } if [ "${analyze}" = "Y" ] ; then compareMachines ${machines} fi if [ "${RESULT}" != "0" -a -f ${OUTPUT}/failed-recipes.log ] ; then cat ${OUTPUT}/failed-recipes.log | sort -u >${OUTPUT}/failed-recipes.log.u && mv ${OUTPUT}/failed-recipes.log.u ${OUTPUT}/failed-recipes.log echo "ERROR: ${RESULT} issues were found in these recipes: `cat ${OUTPUT}/failed-recipes.log | xargs`" fi echo "INFO: Output written in: ${OUTPUT}" exit ${RESULT}