diff options
Diffstat (limited to 'rcutorture/bin/kvm-test-1-run.sh')
| -rwxr-xr-x | rcutorture/bin/kvm-test-1-run.sh | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/rcutorture/bin/kvm-test-1-run.sh b/rcutorture/bin/kvm-test-1-run.sh new file mode 100755 index 0000000..0f69dcb --- /dev/null +++ b/rcutorture/bin/kvm-test-1-run.sh @@ -0,0 +1,227 @@ +#!/bin/bash +# +# 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: sh kvm-test-1-run.sh config builddir resdir minutes qemu-args boot_args +# +# qemu-args defaults to "-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. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, you can access it online at +# http://www.gnu.org/licenses/gpl-2.0.html. +# +# Copyright (C) IBM Corporation, 2011 +# +# Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com> + +grace=120 + +T=/tmp/kvm-test-1-run.sh.$$ +trap 'rm -rf $T' 0 +touch $T + +. $KVM/bin/functions.sh +. $KVPATH/ver_functions.sh + +config_template=${1} +config_dir=`echo $config_template | sed -e 's,/[^/]*$,,'` +title=`echo $config_template | sed -e 's/^.*\///'` +builddir=${2} +if test -z "$builddir" -o ! -d "$builddir" -o ! -w "$builddir" +then + echo "kvm-test-1-run.sh :$builddir: Not a writable directory, cannot build into it" + exit 1 +fi +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 +cp $config_template $resdir/ConfigFragment +echo ' ---' `date`: Starting build +echo ' ---' Kconfig fragment at: $config_template >> $resdir/log +if test -r "$config_dir/CFcommon" +then + cat < $config_dir/CFcommon >> $T +fi +# Optimizations below this point +# CONFIG_USB=n +# CONFIG_SECURITY=n +# CONFIG_NFS_FS=n +# CONFIG_SOUND=n +# CONFIG_INPUT_JOYSTICK=n +# CONFIG_INPUT_TABLET=n +# CONFIG_INPUT_TOUCHSCREEN=n +# CONFIG_INPUT_MISC=n +# CONFIG_INPUT_MOUSE=n +# # CONFIG_NET=n # disables console access, so accept the slower build. +# CONFIG_SCSI=n +# CONFIG_ATA=n +# CONFIG_FAT_FS=n +# CONFIG_MSDOS_FS=n +# CONFIG_VFAT_FS=n +# CONFIG_ISO9660_FS=n +# CONFIG_QUOTA=n +# CONFIG_HID=n +# CONFIG_CRYPTO=n +# CONFIG_PCCARD=n +# CONFIG_PCMCIA=n +# CONFIG_CARDBUS=n +# CONFIG_YENTA=n +if kvm-build.sh $config_template $builddir $T +then + QEMU="`identify_qemu $builddir/vmlinux`" + BOOT_IMAGE="`identify_boot_image $QEMU`" + cp $builddir/Make*.out $resdir + cp $builddir/.config $resdir + if test -n "$BOOT_IMAGE" + then + cp $builddir/$BOOT_IMAGE $resdir + 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 + if test -f $builddir.wait + then + mv $builddir.wait $builddir.ready + fi +else + cp $builddir/Make*.out $resdir + cp $builddir/.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 +while test -f $builddir.ready +do + sleep 1 +done +minutes=$4 +seconds=$(($minutes * 60)) +qemu_args=$5 +boot_args=$6 + +cd $KVM +kstarttime=`awk 'BEGIN { print systime() }' < /dev/null` +if test -z "$TORTURE_BUILDONLY" +then + echo ' ---' `date`: Starting kernel +fi + +# Generate -smp qemu argument. +qemu_args="-nographic $qemu_args" +cpu_count=`configNR_CPUS.sh $config_template` +vcpus=`identify_qemu_vcpus` +if test $cpu_count -gt $vcpus +then + echo CPU count limited from $cpu_count to $vcpus + touch $resdir/Warnings + echo CPU count limited from $cpu_count to $vcpus >> $resdir/Warnings + cpu_count=$vcpus +fi +qemu_args="`specify_qemu_cpus "$QEMU" "$qemu_args" "$cpu_count"`" + +# Generate architecture-specific and interaction-specific qemu arguments +qemu_args="$qemu_args `identify_qemu_args "$QEMU" "$builddir/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" $builddir/.config $seconds`" + +if test -n "$TORTURE_BUILDONLY" +then + echo Build-only run specified, boot/test omitted. + touch $resdir/buildonly + exit 0 +fi +echo $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append \"$qemu_append $boot_args\" > $resdir/qemu-cmd +( $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append $boot_args"; echo $? > $resdir/qemu-retval ) & +qemu_pid=$! +commandcompleted=0 +echo Monitoring qemu job at pid $qemu_pid +while : +do + kruntime=`awk 'BEGIN { print systime() - '"$kstarttime"' }' < /dev/null` + if kill -0 $qemu_pid > /dev/null 2>&1 + then + if test $kruntime -ge $seconds + 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 $commandcompleted -eq 0 +then + echo Grace period for qemu job at pid $qemu_pid + while : + do + kruntime=`awk 'BEGIN { print systime() - '"$kstarttime"' }' < /dev/null` + if kill -0 $qemu_pid > /dev/null 2>&1 + then + : + else + break + fi + if test $kruntime -ge $((seconds + grace)) + then + echo "!!! Hang at $kruntime vs. $seconds seconds" >> $resdir/Warnings 2>&1 + kill -KILL $qemu_pid + break + fi + sleep 1 + done +fi + +cp $builddir/console.log $resdir +parse-torture.sh $resdir/console.log $title +parse-console.sh $resdir/console.log $title |