diff options
Diffstat (limited to 'tools/testing/selftests/pstore')
| -rw-r--r-- | tools/testing/selftests/pstore/.gitignore | 3 | ||||
| -rw-r--r-- | tools/testing/selftests/pstore/Makefile | 14 | ||||
| -rwxr-xr-x | tools/testing/selftests/pstore/common_tests | 83 | ||||
| -rw-r--r-- | tools/testing/selftests/pstore/config | 5 | ||||
| -rwxr-xr-x | tools/testing/selftests/pstore/pstore_crash_test | 30 | ||||
| -rwxr-xr-x | tools/testing/selftests/pstore/pstore_post_reboot_tests | 80 | ||||
| -rwxr-xr-x | tools/testing/selftests/pstore/pstore_tests | 30 |
7 files changed, 245 insertions, 0 deletions
diff --git a/tools/testing/selftests/pstore/.gitignore b/tools/testing/selftests/pstore/.gitignore new file mode 100644 index 000000000..9938fb406 --- /dev/null +++ b/tools/testing/selftests/pstore/.gitignore @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only +logs +*uuid diff --git a/tools/testing/selftests/pstore/Makefile b/tools/testing/selftests/pstore/Makefile new file mode 100644 index 000000000..5ef57855a --- /dev/null +++ b/tools/testing/selftests/pstore/Makefile @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: GPL-2.0 +# Makefile for pstore selftests. +# Expects pstore backend is registered. + +all: + +TEST_PROGS := pstore_tests pstore_post_reboot_tests +TEST_FILES := common_tests pstore_crash_test +EXTRA_CLEAN := logs/* *uuid + +include ../lib.mk + +run_crash: + @sh pstore_crash_test || { echo "pstore_crash_test: [FAIL]"; exit 1; } diff --git a/tools/testing/selftests/pstore/common_tests b/tools/testing/selftests/pstore/common_tests new file mode 100755 index 000000000..4509f0cc9 --- /dev/null +++ b/tools/testing/selftests/pstore/common_tests @@ -0,0 +1,83 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0-only + +# common_tests - Shell script commonly used by pstore test scripts +# +# Copyright (C) Hitachi Ltd., 2015 +# Written by Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com> +# + +# Utilities +errexit() { # message + echo "Error: $1" 1>&2 + exit 1 +} + +absdir() { # file_path + (cd `dirname $1`; pwd) +} + +show_result() { # result_value + if [ $1 -eq 0 ]; then + prlog "ok" + else + prlog "FAIL" + rc=1 + fi +} + +check_files_exist() { # type of pstorefs file + if [ -e ${1}-${backend}-0 ]; then + prlog "ok" + for f in `ls ${1}-${backend}-*`; do + prlog -e "\t${f}" + done + else + prlog "FAIL" + rc=1 + fi +} + +operate_files() { # tested value, files, operation + if [ $1 -eq 0 ]; then + prlog + for f in $2; do + prlog -ne "\t${f} ... " + # execute operation + $3 $f + show_result $? + done + else + prlog " ... FAIL" + rc=1 + fi +} + +# Parameters +TEST_STRING_PATTERN="Testing pstore: uuid=" +UUID=`cat /proc/sys/kernel/random/uuid` +TOP_DIR=`absdir $0` +LOG_DIR=$TOP_DIR/logs/`date +%Y%m%d-%H%M%S`_${UUID}/ +REBOOT_FLAG=$TOP_DIR/reboot_flag + +# Preparing logs +LOG_FILE=$LOG_DIR/`basename $0`.log +mkdir -p $LOG_DIR || errexit "Failed to make a log directory: $LOG_DIR" +date > $LOG_FILE +prlog() { # messages + /bin/echo "$@" | tee -a $LOG_FILE +} + +# Starting tests +rc=0 +prlog "=== Pstore unit tests (`basename $0`) ===" +prlog "UUID="$UUID + +prlog -n "Checking pstore backend is registered ... " +backend=`cat /sys/module/pstore/parameters/backend` +show_result $? +prlog -e "\tbackend=${backend}" +prlog -e "\tcmdline=`cat /proc/cmdline`" +if [ $rc -ne 0 ]; then + exit 1 +fi diff --git a/tools/testing/selftests/pstore/config b/tools/testing/selftests/pstore/config new file mode 100644 index 000000000..d148f9f89 --- /dev/null +++ b/tools/testing/selftests/pstore/config @@ -0,0 +1,5 @@ +CONFIG_MISC_FILESYSTEMS=y +CONFIG_PSTORE=y +CONFIG_PSTORE_PMSG=y +CONFIG_PSTORE_CONSOLE=y +CONFIG_PSTORE_RAM=m diff --git a/tools/testing/selftests/pstore/pstore_crash_test b/tools/testing/selftests/pstore/pstore_crash_test new file mode 100755 index 000000000..2a329bbb4 --- /dev/null +++ b/tools/testing/selftests/pstore/pstore_crash_test @@ -0,0 +1,30 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0-only + +# pstore_crash_test - Pstore test shell script which causes crash and reboot +# +# Copyright (C) Hitachi Ltd., 2015 +# Written by Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com> +# + +# exit if pstore backend is not registered +. ./common_tests + +prlog "Causing kernel crash ..." + +# enable all functions triggered by sysrq +echo 1 > /proc/sys/kernel/sysrq +# setting to reboot in 3 seconds after panic +echo 3 > /proc/sys/kernel/panic + +# save uuid file by different name because next test execution will replace it. +mv $TOP_DIR/uuid $TOP_DIR/prev_uuid + +# create a file as reboot flag +touch $REBOOT_FLAG +sync + +# cause crash +# Note: If you use kdump and want to see kmesg-* files after reboot, you should +# specify 'crash_kexec_post_notifiers' in 1st kernel's cmdline. +echo c > /proc/sysrq-trigger diff --git a/tools/testing/selftests/pstore/pstore_post_reboot_tests b/tools/testing/selftests/pstore/pstore_post_reboot_tests new file mode 100755 index 000000000..d6da5e86e --- /dev/null +++ b/tools/testing/selftests/pstore/pstore_post_reboot_tests @@ -0,0 +1,80 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0-only + +# pstore_post_reboot_tests - Check pstore's behavior after crash/reboot +# +# Copyright (C) Hitachi Ltd., 2015 +# Written by Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com> +# + +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + +. ./common_tests + +if [ -e $REBOOT_FLAG ]; then + rm $REBOOT_FLAG +else + prlog "pstore_crash_test has not been executed yet. we skip further tests." + exit $ksft_skip +fi + +prlog -n "Mounting pstore filesystem ... " +mount_info=`grep pstore /proc/mounts` +if [ $? -eq 0 ]; then + mount_point=`echo ${mount_info} | cut -d' ' -f2 | head -n1` + prlog "ok" +else + mount none /sys/fs/pstore -t pstore + if [ $? -eq 0 ]; then + mount_point=`grep pstore /proc/mounts | cut -d' ' -f2 | head -n1` + prlog "ok" + else + prlog "FAIL" + exit 1 + fi +fi + +cd ${mount_point} + +prlog -n "Checking dmesg files exist in pstore filesystem ... " +check_files_exist dmesg + +prlog -n "Checking console files exist in pstore filesystem ... " +check_files_exist console + +prlog -n "Checking pmsg files exist in pstore filesystem ... " +check_files_exist pmsg + +prlog -n "Checking dmesg files contain oops end marker" +grep_end_trace() { + grep -q "\---\[ end trace" $1 +} +files=`ls dmesg-${backend}-*` +operate_files $? "$files" grep_end_trace + +prlog -n "Checking console file contains oops end marker ... " +grep -q "\---\[ end trace" console-${backend}-0 +show_result $? + +prlog -n "Checking pmsg file properly keeps the content written before crash ... " +prev_uuid=`cat $TOP_DIR/prev_uuid` +if [ $? -eq 0 ]; then + nr_matched=`grep -c "$TEST_STRING_PATTERN" pmsg-${backend}-0` + if [ $nr_matched -eq 1 ]; then + grep -q "$TEST_STRING_PATTERN"$prev_uuid pmsg-${backend}-0 + show_result $? + else + prlog "FAIL" + rc=1 + fi +else + prlog "FAIL" + rc=1 +fi + +prlog -n "Removing all files in pstore filesystem " +files=`ls *-${backend}-*` +operate_files $? "$files" rm + +exit $rc diff --git a/tools/testing/selftests/pstore/pstore_tests b/tools/testing/selftests/pstore/pstore_tests new file mode 100755 index 000000000..2aa9a3852 --- /dev/null +++ b/tools/testing/selftests/pstore/pstore_tests @@ -0,0 +1,30 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0-only + +# pstore_tests - Check pstore's behavior before crash/reboot +# +# Copyright (C) Hitachi Ltd., 2015 +# Written by Hiraku Toyooka <hiraku.toyooka.gu@hitachi.com> +# + +. ./common_tests + +prlog -n "Checking pstore console is registered ... " +dmesg | grep -Eq "console \[(pstore|${backend})" +show_result $? + +prlog -n "Checking /dev/pmsg0 exists ... " +test -e /dev/pmsg0 +show_result $? + +prlog -n "Writing unique string to /dev/pmsg0 ... " +if [ -e "/dev/pmsg0" ]; then + echo "${TEST_STRING_PATTERN}""$UUID" > /dev/pmsg0 + show_result $? + echo "$UUID" > $TOP_DIR/uuid +else + prlog "FAIL" + rc=1 +fi + +exit $rc |