Re: [OE-core] [PATCH v3] glibc: ptest: Add running glibc time related test suite (Y2038) with ptest

[Lukasz Majewski <lukma@denx.de>]

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Hi Alexandre.

Sorry for the late reply - I've must overlooked this reply...

> Hello,
> 
> There is a remaining issue:
> 
> WARNING: Nothing RPROVIDES 'nativesdk-ptest-runner' (but
> virtual:nativesdk:/home/pokybuild/yocto-worker/build-appliance/build/meta/recipes-core/glibc/glibc-tests_2.34.bb
> RDEPENDS on or otherwise requires it) NOTE: Runtime target
> 'nativesdk-ptest-runner' is unbuildable, removing... Missing or
> unbuildable dependency chain was: ['nativesdk-ptest-runner']

Could you share your setup?

I've been trying to reproduce this problem with:
MACHINE=qemuarm64 bitbake core-image-ptest-all -c populate_sdk

but no warnings were observed.

Thanks in advance.

> 
> On 28/10/2021 14:00:20+0200, ?ukasz Majewski wrote:
> > This patch introduces new recipe - namely 'glibc-tests', which
> > builds and installs time related (to check if Y2038 support works)
> > glibc test suite to OE/Yocto built image.
> > 
> > It reuses code from already available 'glibc-testsuite' recipe,
> > which is run with 'bitbake glibc-testsuite -c check' and uses qemu
> > to execute remotely (via SSH) tests on some emulated machine.
> > 
> > This recipe installs time related glibc tests on some rootfs image.
> > Afterwards, those tests can be executed on the real hardware, to
> > facilitate validation of it with Y2038 problem compliance.
> > 
> > To test time related subset - one needs to call:
> > ptest-runner glibc-tests
> > then change the date after Y2038 threshold for 32 bit systems:
> > date -s "20 JAN 2038 18:00:00"
> > and then run ptest-runner again.
> > 
> > To facilitate debugging, source files are provided by default with
> > the unstripped debugging symbols. Such approach would reduce the
> > already complex recipe (as it inherits base glibc one), so there
> > is no need to also install *-dbg and *-src packages.
> > 
> > Signed-off-by: Lukasz Majewski <lukma@denx.de>
> > 
> > ---
> > Changes for v3:
> > - Provide missing ${PN}-ptest for PACKAGES, PROVIDES and
> >   RPROVIDES variables
> > 
> > Changes for v2:
> > - Just focus on time related set of tests as those can be run as
> >   standalone
> > - Reuse of already built tests (from glibc-tests.inc) and depoloy
> >   them on the HW target.
> > - Provide single 'run-ptest' script.
> > - Update the recipe to run with newest poky's -master
> > ---
> >  .../distro/include/ptest-packagelists.inc     |   1 +
> >  meta/recipes-core/glibc/glibc-tests_2.34.bb   | 112
> > ++++++++++++++++++ meta/recipes-core/glibc/glibc/run-ptest       |
> > 37 ++++++ 3 files changed, 150 insertions(+)
> >  create mode 100644 meta/recipes-core/glibc/glibc-tests_2.34.bb
> >  create mode 100755 meta/recipes-core/glibc/glibc/run-ptest
> > 
> > diff --git a/meta/conf/distro/include/ptest-packagelists.inc
> > b/meta/conf/distro/include/ptest-packagelists.inc index
> > 2e324f8da4..fd52fa72a4 100644 ---
> > a/meta/conf/distro/include/ptest-packagelists.inc +++
> > b/meta/conf/distro/include/ptest-packagelists.inc @@ -61,6 +61,7 @@
> > PTESTS_FAST = "\ slang-ptest \
> >      wayland-ptest \
> >      zlib-ptest \
> > +    glibc-tests-ptest \
> >  "
> >  PTESTS_FAST:remove:mips64 = "qemu-ptest"
> >  PTESTS_PROBLEMS:append:mips64 = "qemu-ptest"
> > diff --git a/meta/recipes-core/glibc/glibc-tests_2.34.bb
> > b/meta/recipes-core/glibc/glibc-tests_2.34.bb new file mode 100644
> > index 0000000000..0a6920eef4
> > --- /dev/null
> > +++ b/meta/recipes-core/glibc/glibc-tests_2.34.bb
> > @@ -0,0 +1,112 @@
> > +require glibc_${PV}.bb
> > +require glibc-tests.inc
> > +
> > +inherit ptest
> > +
> > +SRC_URI:append = " \
> > +	file://run-ptest \
> > +"
> > +
> > +SUMMARY = "glibc tests to be run with ptest"
> > +
> > +# Erase some variables already set by glibc_${PV}
> > +python __anonymous() {
> > +       # Remove packages provided by glibc build, we only need a
> > subset of them
> > +       d.setVar("PACKAGES", "${PN} ${PN}-ptest")
> > +
> > +       d.setVar("PROVIDES", "${PN} ${PN}-ptest")
> > +       d.setVar("RPROVIDES", "${PN} ${PN}-ptest")
> > +
> > +       d.setVar("RRECOMMENDS", "")
> > +}
> > +
> > +# Remove any lefovers from original glibc recipe
> > +RPROVIDES:${PN} = "${PN}"
> > +RRECOMMENDS:${PN} = ""
> > +RDEPENDS:${PN} = " glibc sed"
> > +DEPENDS:append = " sed"
> > +
> > +# Just build tests for target - do not run them
> > +do_check:append () {
> > +	oe_runmake -i check run-built-tests=no
> > +}
> > +addtask do_check after do_compile before do_install_ptest_base
> > +
> > +glibc_strip_build_directory () {
> > +	# Delete all non executable files from build directory
> > +	find ${B} ! -executable -type f -delete
> > +
> > +	# Remove build dynamic libraries and links to them as
> > +	# those are already installed in the target device
> > +	find ${B} -type f -name "*.so" -delete
> > +	find ${B} -type l -name "*.so*" -delete
> > +
> > +	# Remove headers (installed with glibc)
> > +	find ${B} -type f -name "*.h" -delete
> > +
> > +	find ${B} -type f -name "isomac" -delete
> > +	find ${B} -type f -name "annexc" -delete
> > +}
> > +
> > +do_install_ptest_base () {
> > +	glibc_strip_build_directory
> > +
> > +	ls -r ${B}/*/*-time64 > ${B}/tst_time64
> > +
> > +	# Remove '-time64' suffix - those tests are also time
> > related
> > +	sed -e "s/-time64$//" ${B}/tst_time64 > ${B}/tst_time_tmp
> > +	tst_time=$(cat ${B}/tst_time_tmp ${B}/tst_time64)
> > +
> > +	rm ${B}/tst_time_tmp ${B}/tst_time64
> > +	echo "${tst_time}"
> > +
> > +	# Install build test programs to the image
> > +	install -d ${D}${PTEST_PATH}/tests/glibc-ptest/
> > +
> > +	for f in "${tst_time}"
> > +	do
> > +	    cp -r ${f} ${D}${PTEST_PATH}/tests/glibc-ptest/
> > +	done
> > +
> > +	install -d ${D}${PTEST_PATH}
> > +	cp ${WORKDIR}/run-ptest ${D}${PTEST_PATH}/
> > +
> > +}
> > +
> > +# The datadir directory is required to allow core (and reused)
> > +# glibc cleanup function to finish correctly, as this directory
> > +# is not created for ptests
> > +stash_locale_package_cleanup:prepend () {
> > +	mkdir -p ${PKGD}${datadir}
> > +}
> > +
> > +stash_locale_sysroot_cleanup:prepend () {
> > +	mkdir -p ${SYSROOT_DESTDIR}${datadir}
> > +}
> > +
> > +# Prevent the do_package() task to set 'libc6' prefix
> > +# for glibc tests related packages
> > +python populate_packages:prepend () {
> > +    if d.getVar('DEBIAN_NAMES'):
> > +        d.setVar('DEBIAN_NAMES', '')
> > +}
> > +
> > +FILES:${PN} = "${PTEST_PATH}/* /usr/src/debug/glibc-tests/*"
> > +
> > +EXCLUDE_FROM_SHLIBS = "1"
> > +
> > +# Install debug data in .debug and sources in /usr/src/debug
> > +# It is more handy to have _all_ the sources and symbols in one
> > +# place (package) as this recipe will be used for validation and
> > +# debugging.
> > +PACKAGE_DEBUG_SPLIT_STYLE = "debug"
> > +
> > +# glibc test cases violate by default some Yocto/OE checks
> > (staticdev, +# textrel)
> > +# 'debug-files' - add everything (including debug) into one package
> > +#                 (no need to install/build *-src package)
> > +INSANE_SKIP:${PN} += "staticdev textrel debug-files rpaths"
> > +
> > +deltask do_stash_locale
> > +do_install[noexec] = "1"
> > +do_populate_sysroot[noexec] = "1"
> > diff --git a/meta/recipes-core/glibc/glibc/run-ptest
> > b/meta/recipes-core/glibc/glibc/run-ptest new file mode 100755
> > index 0000000000..f637986105
> > --- /dev/null
> > +++ b/meta/recipes-core/glibc/glibc/run-ptest
> > @@ -0,0 +1,37 @@
> > +#!/bin/sh
> > +# ptest script for glibc - to run time related tests to
> > +# facilitate Y2038 validation
> > +# Run with 'ptest-runner glibc-tests'
> > +
> > +output() {
> > +  retcode=$?
> > +  if [ $retcode -eq 0 ]
> > +    then echo "PASS: $i"
> > +  elif [ $retcode -eq 77 ]
> > +    then echo "SKIP: $i"
> > +  else echo "FAIL: $i"
> > +  fi
> > +}
> > +
> > +# Allow altering time on the target
> > +export GLIBC_TEST_ALLOW_TIME_SETTING="1"
> > +
> > +tst_time64=$(ls -r ${PWD}/tests/glibc-ptest/*-time64)
> > +
> > +# Remove '-time64' suffix - those tests are also time
> > +# related
> > +tst_time_tmp=$(sed -e "s/-time64$//" <<< ${tst_time64})
> > +
> > +# Run tests supporting only 32 bit time
> > +for i in ${tst_time_tmp}
> > +do
> > +	$i >/dev/null 2>&1
> > +	output
> > +done
> > +
> > +# Run tests supporting only 64 bit time
> > +for i in ${tst_time64}
> > +do
> > +	$i >/dev/null 2>&1
> > +	output
> > +done
> > -- 
> > 2.20.1
> >   
> 
> > 
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> 
> 




Best regards,

Lukasz Majewski

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