1#!/bin/bash 2# 3# SPDX-License-Identifier: GPL-2.0-only 4# 5# Used to compare sstate checksums between MACHINES. 6# Execute script and compare generated list.M files. 7# Using bash to have PIPESTATUS variable. 8 9# It's also usefull to keep older sstate checksums 10# to be able to find out why something is rebuilding 11# after updating metadata 12 13# $ diff \ 14# sstate-diff/1349348392/fake-cortexa8/list.M \ 15# sstate-diff/1349348392/fake-cortexa9/list.M \ 16# | wc -l 17# 538 18 19# Then to compare sigdata use something like: 20# $ ls sstate-diff/1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata* 21# sstate-diff/1349348392/fake-cortexa8/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.cb73b3630a7b8191e72fc469c5137025 22# sstate-diff/1349348392/fake-cortexa9/armv7a-vfp-neon-oe-linux-gnueabi/linux-libc-headers/3.4.3-r0.do_configure.sigdata.f37ada177bf99ce8af85914df22b5a0b 23# $ bitbake-diffsigs stamps.1349348392/*/armv7a-vfp-neon*/linux-libc-headers/*do_configure*sigdata* 24# basehash changed from 8d0bd67bb1da6f68717760fc3ef43171 to e869fa61426e88e9c30726ba88a1216a 25# 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 26 27# Global vars 28tmpdir= 29machines= 30targets= 31default_machines="qemuarm qemux86 qemux86-64" 32default_targets="core-image-base" 33analyze="N" 34 35usage () { 36 cat << EOF 37Welcome to utility to compare sstate checksums between different MACHINEs. 38$0 <OPTION> 39 40Options: 41 -h, --help 42 Display this help and exit. 43 44 --tmpdir=<tmpdir> 45 Specify tmpdir, will use the environment variable TMPDIR if it is not specified. 46 Something like /OE/oe-core/tmp-eglibc (no / at the end). 47 48 --machines=<machines> 49 List of MACHINEs separated by space, will use the environment variable MACHINES if it is not specified. 50 Default value is "qemuarm qemux86 qemux86-64". 51 52 --targets=<targets> 53 List of targets separated by space, will use the environment variable TARGETS if it is not specified. 54 Default value is "core-image-base". 55 56 --analyze 57 Show the differences between MACHINEs. It assumes: 58 * First 2 MACHINEs in --machines parameter have the same TUNE_PKGARCH 59 * Third optional MACHINE has different TUNE_PKGARCH - only native and allarch recipes are compared). 60 * Next MACHINEs are ignored 61EOF 62} 63 64# Print error information and exit. 65echo_error () { 66 echo "ERROR: $1" >&2 67 exit 1 68} 69 70while [ -n "$1" ]; do 71 case $1 in 72 --tmpdir=*) 73 tmpdir=`echo $1 | sed -e 's#^--tmpdir=##' | xargs readlink -e` 74 [ -d "$tmpdir" ] || echo_error "Invalid argument to --tmpdir" 75 shift 76 ;; 77 --machines=*) 78 machines=`echo $1 | sed -e 's#^--machines="*\([^"]*\)"*#\1#'` 79 shift 80 ;; 81 --targets=*) 82 targets=`echo $1 | sed -e 's#^--targets="*\([^"]*\)"*#\1#'` 83 shift 84 ;; 85 --analyze) 86 analyze="Y" 87 shift 88 ;; 89 --help|-h) 90 usage 91 exit 0 92 ;; 93 *) 94 echo "Invalid arguments $*" 95 echo_error "Try '$0 -h' for more information." 96 ;; 97 esac 98done 99 100# tmpdir directory, use environment variable TMPDIR 101# if it was not specified, otherwise, error. 102[ -n "$tmpdir" ] || tmpdir=$TMPDIR 103[ -n "$tmpdir" ] || echo_error "No tmpdir found!" 104[ -d "$tmpdir" ] || echo_error "Invalid tmpdir \"$tmpdir\"" 105[ -n "$machines" ] || machines=$MACHINES 106[ -n "$machines" ] || machines=$default_machines 107[ -n "$targets" ] || targets=$TARGETS 108[ -n "$targets" ] || targets=$default_targets 109 110OUTPUT=${tmpdir}/sstate-diff/`date "+%s"` 111declare -i RESULT=0 112 113for M in ${machines}; do 114 [ -d ${tmpdir}/stamps/ ] && find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f 115 mkdir -p ${OUTPUT}/${M} 116 export MACHINE=${M} 117 bitbake -S none ${targets} 2>&1 | tee -a ${OUTPUT}/${M}/log; 118 RESULT+=${PIPESTATUS[0]} 119 if ls ${tmpdir}/stamps/* >/dev/null 2>/dev/null ; then 120 cp -ra ${tmpdir}/stamps/* ${OUTPUT}/${M} 121 find ${OUTPUT}/${M} -name \*sigdata\* | sed "s#${OUTPUT}/${M}/##g" | sort > ${OUTPUT}/${M}/list 122 M_UNDERSCORE=`echo ${M} | sed 's/-/_/g'` 123 sed "s/^${M_UNDERSCORE}-/MACHINE/g" ${OUTPUT}/${M}/list | sort > ${OUTPUT}/${M}/list.M 124 find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f 125 else 126 printf "ERROR: no sigdata files were generated for MACHINE $M in ${tmpdir}/stamps\n"; 127 fi 128done 129 130function compareSignatures() { 131 MACHINE1=$1 132 MACHINE2=$2 133 PATTERN="$3" 134 PRE_PATTERN="" 135 [ -n "${PATTERN}" ] || PRE_PATTERN="-v" 136 [ -n "${PATTERN}" ] || PATTERN="MACHINE" 137 for TASK in do_configure.sigdata do_populate_sysroot.sigdata do_package_write_ipk.sigdata; do 138 printf "\n\n === Comparing signatures for task ${TASK} between ${MACHINE1} and ${MACHINE2} ===\n" | tee -a ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log 139 diff ${OUTPUT}/${MACHINE1}/list.M ${OUTPUT}/${MACHINE2}/list.M | grep ${PRE_PATTERN} "${PATTERN}" | grep ${TASK} > ${OUTPUT}/signatures.${MACHINE2}.${TASK} 140 for i in `cat ${OUTPUT}/signatures.${MACHINE2}.${TASK} | sed 's#[^/]*/\([^/]*\)/.*#\1#g' | sort -u | xargs`; do 141 [ -e ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ] || echo "INFO: ${i} task ${TASK} doesn't exist in ${MACHINE1}" >&2 142 [ -e ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ] || continue 143 [ -e ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}* ] || echo "INFO: ${i} task ${TASK} doesn't exist in ${MACHINE2}" >&2 144 [ -e ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}* ] || continue 145 printf "ERROR: $i different signature for task ${TASK} between ${MACHINE1} and ${MACHINE2}\n"; 146 bitbake-diffsigs ${OUTPUT}/${MACHINE1}/*/$i/*${TASK}* ${OUTPUT}/${MACHINE2}/*/$i/*${TASK}*; 147 echo "$i" >> ${OUTPUT}/failed-recipes.log 148 echo 149 done | tee -a ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log 150 # don't create empty files 151 ERRORS=`grep "^ERROR.*" ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log | wc -l` 152 if [ "${ERRORS}" != "0" ] ; then 153 echo "ERROR: ${ERRORS} errors found in ${OUTPUT}/signatures.${MACHINE2}.${TASK}.log" 154 RESULT+=${ERRORS} 155 fi 156 done 157} 158 159function compareMachines() { 160 [ "$#" -ge 2 ] && compareSignatures $1 $2 161 [ "$#" -ge 3 ] && compareSignatures $1 $3 "\(^< all\)\|\(^< x86_64-linux\)\|\(^< i586-linux\)" 162} 163 164if [ "${analyze}" = "Y" ] ; then 165 compareMachines ${machines} 166fi 167 168if [ "${RESULT}" != "0" -a -f ${OUTPUT}/failed-recipes.log ] ; then 169 cat ${OUTPUT}/failed-recipes.log | sort -u >${OUTPUT}/failed-recipes.log.u && mv ${OUTPUT}/failed-recipes.log.u ${OUTPUT}/failed-recipes.log 170 echo "ERROR: ${RESULT} issues were found in these recipes: `cat ${OUTPUT}/failed-recipes.log | xargs`" 171fi 172 173echo "INFO: Output written in: ${OUTPUT}" 174exit ${RESULT} 175