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author | Martin Jansa <martin.jansa@gmail.com> | 2012-12-15 00:40:39 +0100 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2013-01-07 12:06:14 +0000 |
commit | 1e4bdd6147c73547d2451705bbb874918621cbfc (patch) | |
tree | f928a7b23a86f53a841d4f3538a4963980bf019c /scripts/sstate-diff-machines.sh | |
parent | 16500f9d5fe3446511212cff14d44bce969cdea0 (diff) | |
download | openembedded-core-contrib-1e4bdd6147c73547d2451705bbb874918621cbfc.tar.gz |
scripts/sstate-diff-machines.sh: add simple script to compare sstate checksums between MACHINEs
* takes tmpdir, machines and targets from command arguments or env variables
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'scripts/sstate-diff-machines.sh')
-rwxr-xr-x | scripts/sstate-diff-machines.sh | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/scripts/sstate-diff-machines.sh b/scripts/sstate-diff-machines.sh new file mode 100755 index 00000000000..931f9d7c006 --- /dev/null +++ b/scripts/sstate-diff-machines.sh @@ -0,0 +1,107 @@ +#!/bin/sh + +# Used to compare sstate checksums between MACHINES +# Execute script and compare generated list.M files + +# 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" + +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". +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 + ;; + --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"` + +for M in ${machines}; do + find ${tmpdir}/stamps/ -name \*sigdata\* | xargs rm -f + mkdir -p ${OUTPUT}/${M} + export MACHINE=${M}; bitbake -S ${targets} | tee -a ${OUTPUT}/${M}/log; + 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 +done |