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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh')
-rwxr-xr-x | tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh new file mode 100755 index 000000000..6dc2b49b8 --- /dev/null +++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh @@ -0,0 +1,287 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0+ +# +# Run a kvm-based test of the specified tree on the specified configs. +# Fully automated run and error checking, no graphics console. +# +# Execute this in the source tree. Do not run it as a background task +# because qemu does not seem to like that much. +# +# Usage: kvm-test-1-run.sh config builddir resdir seconds qemu-args boot_args +# +# qemu-args defaults to "-enable-kvm -nographic", along with arguments +# specifying the number of CPUs and other options +# generated from the underlying CPU architecture. +# boot_args defaults to value returned by the per_version_boot_params +# shell function. +# +# Anything you specify for either qemu-args or boot_args is appended to +# the default values. The "-smp" value is deduced from the contents of +# the config fragment. +# +# More sophisticated argument parsing is clearly needed. +# +# Copyright (C) IBM Corporation, 2011 +# +# Authors: Paul E. McKenney <paulmck@linux.ibm.com> + +T=${TMPDIR-/tmp}/kvm-test-1-run.sh.$$ +trap 'rm -rf $T' 0 +mkdir $T + +. functions.sh +. $CONFIGFRAG/ver_functions.sh + +config_template=${1} +config_dir=`echo $config_template | sed -e 's,/[^/]*$,,'` +title=`echo $config_template | sed -e 's/^.*\///'` +builddir=${2} +resdir=${3} +if test -z "$resdir" -o ! -d "$resdir" -o ! -w "$resdir" +then + echo "kvm-test-1-run.sh :$resdir: Not a writable directory, cannot store results into it" + exit 1 +fi +echo ' ---' `date`: Starting build +echo ' ---' Kconfig fragment at: $config_template >> $resdir/log +touch $resdir/ConfigFragment.input + +# Combine additional Kconfig options into an existing set such that +# newer options win. The first argument is the Kconfig source ID, the +# second the to-be-updated file within $T, and the third and final the +# list of additional Kconfig options. Note that a $2.tmp file is +# created when doing the update. +config_override_param () { + if test -n "$3" + then + echo $3 | sed -e 's/^ *//' -e 's/ *$//' | tr -s " " "\012" > $T/Kconfig_args + echo " --- $1" >> $resdir/ConfigFragment.input + cat $T/Kconfig_args >> $resdir/ConfigFragment.input + config_override.sh $T/$2 $T/Kconfig_args > $T/$2.tmp + mv $T/$2.tmp $T/$2 + # Note that "#CHECK#" is not permitted on commandline. + fi +} + +echo > $T/KcList +config_override_param "$config_dir/CFcommon" KcList "`cat $config_dir/CFcommon 2> /dev/null`" +config_override_param "$config_template" KcList "`cat $config_template 2> /dev/null`" +config_override_param "--gdb options" KcList "$TORTURE_KCONFIG_GDB_ARG" +config_override_param "--kasan options" KcList "$TORTURE_KCONFIG_KASAN_ARG" +config_override_param "--kcsan options" KcList "$TORTURE_KCONFIG_KCSAN_ARG" +config_override_param "--kconfig argument" KcList "$TORTURE_KCONFIG_ARG" +cp $T/KcList $resdir/ConfigFragment + +base_resdir=`echo $resdir | sed -e 's/\.[0-9]\+$//'` +if test "$base_resdir" != "$resdir" -a -f $base_resdir/bzImage -a -f $base_resdir/vmlinux +then + # Rerunning previous test, so use that test's kernel. + QEMU="`identify_qemu $base_resdir/vmlinux`" + BOOT_IMAGE="`identify_boot_image $QEMU`" + KERNEL=$base_resdir/${BOOT_IMAGE##*/} # use the last component of ${BOOT_IMAGE} + ln -s $base_resdir/Make*.out $resdir # for kvm-recheck.sh + ln -s $base_resdir/.config $resdir # for kvm-recheck.sh + # Arch-independent indicator + touch $resdir/builtkernel +elif kvm-build.sh $T/KcList $resdir +then + # Had to build a kernel for this test. + QEMU="`identify_qemu vmlinux`" + BOOT_IMAGE="`identify_boot_image $QEMU`" + cp vmlinux $resdir + cp .config $resdir + cp Module.symvers $resdir > /dev/null || : + cp System.map $resdir > /dev/null || : + if test -n "$BOOT_IMAGE" + then + cp $BOOT_IMAGE $resdir + KERNEL=$resdir/${BOOT_IMAGE##*/} + # Arch-independent indicator + touch $resdir/builtkernel + else + echo No identifiable boot image, not running KVM, see $resdir. + echo Do the torture scripts know about your architecture? + fi + parse-build.sh $resdir/Make.out $title +else + # Build failed. + cp .config $resdir || : + echo Build failed, not running KVM, see $resdir. + if test -f $builddir.wait + then + mv $builddir.wait $builddir.ready + fi + exit 1 +fi +if test -f $builddir.wait +then + mv $builddir.wait $builddir.ready +fi +while test -f $builddir.ready +do + sleep 1 +done +seconds=$4 +qemu_args=$5 +boot_args=$6 + +kstarttime=`gawk 'BEGIN { print systime() }' < /dev/null` +if test -z "$TORTURE_BUILDONLY" +then + echo ' ---' `date`: Starting kernel +fi + +# Generate -smp qemu argument. +qemu_args="-enable-kvm -nographic $qemu_args" +cpu_count=`configNR_CPUS.sh $resdir/ConfigFragment` +cpu_count=`configfrag_boot_cpus "$boot_args" "$config_template" "$cpu_count"` +if test "$cpu_count" -gt "$TORTURE_ALLOTED_CPUS" +then + echo CPU count limited from $cpu_count to $TORTURE_ALLOTED_CPUS | tee -a $resdir/Warnings + cpu_count=$TORTURE_ALLOTED_CPUS +fi +qemu_args="`specify_qemu_cpus "$QEMU" "$qemu_args" "$cpu_count"`" +qemu_args="`specify_qemu_net "$qemu_args"`" + +# Generate architecture-specific and interaction-specific qemu arguments +qemu_args="$qemu_args `identify_qemu_args "$QEMU" "$resdir/console.log"`" + +# Generate qemu -append arguments +qemu_append="`identify_qemu_append "$QEMU"`" + +# Pull in Kconfig-fragment boot parameters +boot_args="`configfrag_boot_params "$boot_args" "$config_template"`" +# Generate kernel-version-specific boot parameters +boot_args="`per_version_boot_params "$boot_args" $resdir/.config $seconds`" +if test -n "$TORTURE_BOOT_GDB_ARG" +then + boot_args="$boot_args $TORTURE_BOOT_GDB_ARG" +fi +echo $QEMU $qemu_args -m $TORTURE_QEMU_MEM -kernel $KERNEL -append \"$qemu_append $boot_args\" $TORTURE_QEMU_GDB_ARG > $resdir/qemu-cmd + +if test -n "$TORTURE_BUILDONLY" +then + echo Build-only run specified, boot/test omitted. + touch $resdir/buildonly + exit 0 +fi + +# Decorate qemu-cmd with redirection, backgrounding, and PID capture +sed -e 's/$/ 2>\&1 \&/' < $resdir/qemu-cmd > $T/qemu-cmd +echo 'echo $! > $resdir/qemu_pid' >> $T/qemu-cmd + +# In case qemu refuses to run... +echo "NOTE: $QEMU either did not run or was interactive" > $resdir/console.log + +# Attempt to run qemu +( . $T/qemu-cmd; wait `cat $resdir/qemu_pid`; echo $? > $resdir/qemu-retval ) & +commandcompleted=0 +if test -z "$TORTURE_KCONFIG_GDB_ARG" +then + sleep 10 # Give qemu's pid a chance to reach the file + if test -s "$resdir/qemu_pid" + then + qemu_pid=`cat "$resdir/qemu_pid"` + echo Monitoring qemu job at pid $qemu_pid + else + qemu_pid="" + echo Monitoring qemu job at yet-as-unknown pid + fi +fi +if test -n "$TORTURE_KCONFIG_GDB_ARG" +then + echo Waiting for you to attach a debug session, for example: > /dev/tty + echo " gdb $base_resdir/vmlinux" > /dev/tty + echo 'After symbols load and the "(gdb)" prompt appears:' > /dev/tty + echo " target remote :1234" > /dev/tty + echo " continue" > /dev/tty + kstarttime=`gawk 'BEGIN { print systime() }' < /dev/null` +fi +while : +do + if test -z "$qemu_pid" -a -s "$resdir/qemu_pid" + then + qemu_pid=`cat "$resdir/qemu_pid"` + fi + kruntime=`gawk 'BEGIN { print systime() - '"$kstarttime"' }' < /dev/null` + if test -z "$qemu_pid" || kill -0 "$qemu_pid" > /dev/null 2>&1 + then + if test $kruntime -ge $seconds -o -f "$TORTURE_STOPFILE" + then + break; + fi + sleep 1 + else + commandcompleted=1 + if test $kruntime -lt $seconds + then + echo Completed in $kruntime vs. $seconds >> $resdir/Warnings 2>&1 + grep "^(qemu) qemu:" $resdir/kvm-test-1-run.sh.out >> $resdir/Warnings 2>&1 + killpid="`sed -n "s/^(qemu) qemu: terminating on signal [0-9]* from pid \([0-9]*\).*$/\1/p" $resdir/Warnings`" + if test -n "$killpid" + then + echo "ps -fp $killpid" >> $resdir/Warnings 2>&1 + ps -fp $killpid >> $resdir/Warnings 2>&1 + fi + else + echo ' ---' `date`: "Kernel done" + fi + break + fi +done +if test -z "$qemu_pid" -a -s "$resdir/qemu_pid" +then + qemu_pid=`cat "$resdir/qemu_pid"` +fi +if test $commandcompleted -eq 0 -a -n "$qemu_pid" +then + if ! test -f "$TORTURE_STOPFILE" + then + echo Grace period for qemu job at pid $qemu_pid + fi + oldline="`tail $resdir/console.log`" + while : + do + if test -f "$TORTURE_STOPFILE" + then + echo "PID $qemu_pid killed due to run STOP request" >> $resdir/Warnings 2>&1 + kill -KILL $qemu_pid + break + fi + kruntime=`gawk 'BEGIN { print systime() - '"$kstarttime"' }' < /dev/null` + if kill -0 $qemu_pid > /dev/null 2>&1 + then + : + else + break + fi + must_continue=no + newline="`tail $resdir/console.log`" + if test "$newline" != "$oldline" && echo $newline | grep -q ' [0-9]\+us : ' + then + must_continue=yes + fi + last_ts="`tail $resdir/console.log | grep '^\[ *[0-9]\+\.[0-9]\+]' | tail -1 | sed -e 's/^\[ *//' -e 's/\..*$//'`" + if test -z "$last_ts" + then + last_ts=0 + fi + if test "$newline" != "$oldline" -a "$last_ts" -lt $((seconds + $TORTURE_SHUTDOWN_GRACE)) + then + must_continue=yes + fi + if test $must_continue = no -a $kruntime -ge $((seconds + $TORTURE_SHUTDOWN_GRACE)) + then + echo "!!! PID $qemu_pid hung at $kruntime vs. $seconds seconds" >> $resdir/Warnings 2>&1 + kill -KILL $qemu_pid + break + fi + oldline=$newline + sleep 10 + done +elif test -z "$qemu_pid" +then + echo Unknown PID, cannot kill qemu command +fi + +parse-console.sh $resdir/console.log $title |