Add test cases for #840

Refs: #840
Change-Id: Ie29867d29ba6a25cfac77b95b8effc2f057aae14
This commit is contained in:
Tomoki Shirasawa
2018-07-04 09:48:24 +09:00
committed by Masamichi Takagi
parent 67ebcca74d
commit 0c7384f980
4 changed files with 306 additions and 151 deletions

View File

@ -1,152 +1,234 @@
#!/bin/sh
BIN=
SBIN=
BOOTPARAM="-c 1-7 -m 4G@0"
if ! sudo ls /sys/kernel/debug | grep kmemleak > /dev/null 2>&1; then
echo kmemleak: not found >&2
exit 1
fi
echo 'C840T01... '
ng=0
if [ -f ../../../config.h ]; then
str=`grep "^#define BINDIR " ../../../config.h | head -1 | sed 's/^#define BINDIR /BINDIR=/'`
eval $str
fi
if [ -f ../../../Makefile ]; then
str=`grep ^SBINDIR ../../../Makefile | head -1 | sed 's/ //g'`
eval $str
fi
if [ "x$BINDIR" = x ];then
BINDIR="$BIN"
fi
if [ "x$SBINDIR" = x ];then
SBINDIR="$SBIN"
fi
if lsmod | grep mcctrl > /dev/null 2>&1; then
sudo $SBINDIR/mcstop+release.sh
fi
dd if=/dev/zero of=rpf.data bs=1M count=1024
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
./mcexec ./C840T01
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T01: NG (kmemleak)'
ng=1
fi
if ! dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T01: WARN (remote_page_fault)'
ng=1
fi
if ! ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T01: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T01: OK
fi
echo 'C840T01... '
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
$BINDIR/mcexec ./C840T01
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" = x ]; then
echo '*** C840T01: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" = x ]; then
echo '*** C840T01: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T01.kmemleak | grep 'mcctrl'; then
echo '*** C840T01: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T01: OK'
b=1
fi
done
echo 'C840T02... '
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
./mcexec ./C840T02
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T02: NG (kmemleak)'
ng=1
fi
if dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T02: WARN (remote_page_fault)'
ng=1
fi
if ! ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T02: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T02: OK
fi
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
$BINDIR/mcexec ./C840T02
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" != x ]; then
echo '*** C840T02: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" = x ]; then
echo '*** C840T02: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T02.kmemleak | grep 'mcctrl'; then
echo '*** C840T02: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T02: OK'
b=1
fi
done
echo 'C840T03... '
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
./mcexec ./C840T03
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T03: NG (kmemleak)'
ng=1
fi
if dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T03: WARN (remote_page_fault)'
ng=1
fi
if ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T03: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T03: OK
fi
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
$BINDIR/mcexec ./C840T03
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" != x ]; then
echo '*** C840T03: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" != x ]; then
echo '*** C840T03: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T03.kmemleak | grep 'mcctrl'; then
echo '*** C840T03: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T03: OK'
b=1
fi
done
echo 'C840T04... '
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
timeout -s 9 2 ./mcexec ./C840T04
sleep 2
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T04: NG (kmemleak)'
ng=1
fi
if ! dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T04: WARN (remote_page_fault)'
ng=1
fi
if ! ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T04: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T04: OK
fi
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
timeout -s 9 2 $BINDIR/mcexec ./C840T04
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" = x ]; then
echo '*** C840T04: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" = x ]; then
echo '*** C840T04: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T04.kmemleak | grep 'mcctrl'; then
echo '*** C840T04: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T04: OK'
b=1
fi
done
echo 'C840T05... '
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
timeout -s 9 2 ./mcexec ./C840T05
sleep 2
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T05: NG (kmemleak)'
ng=1
fi
if dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T05: WARN (remote_page_fault)'
ng=1
fi
if ! ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T05: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T05: OK
fi
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
timeout -s 9 2 $BINDIR/mcexec ./C840T05
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" != x ]; then
echo '*** C840T05: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" = x ]; then
echo '*** C840T05: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T05.kmemleak | grep 'mcctrl'; then
echo '*** C840T05: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T05: OK'
b=1
fi
done
echo 'C840T06... '
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
./ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
timeout -s 9 2 ./mcexec ./C840T06
sleep 2
if [ `sudo cat /sys/kernel/debug/kmemleak | wc -l` != 0 ]; then
echo 'C840T06: NG (kmemleak)'
ng=1
fi
if dmesg | grep 'remote_page_fault:interrupted. -512' > /dev/null 2>&1; then
echo 'C840T06: WARN (remote_page_fault)'
ng=1
fi
if ./ihkosctl 0 kmsg | grep 'is dead, terminate()' > /dev/null 2>&1; then
echo 'C840T06: WARN (syscall offloading)'
ng=1
fi
if [ $ng = 0 ]; then
echo C840T06: OK
fi
b=
while [ x$b = x ]; do
ng=0
sync
sudo /sbin/sysctl vm.drop_caches=3 > /dev/null 2>&1
sudo sh -c 'echo clear > /sys/kernel/debug/kmemleak'
sudo $SBINDIR/mcreboot.sh $BOOTPARAM
$SBINDIR/ihkosctl 0 clear_kmsg
sudo dmesg -c > /dev/null
timeout -s 9 2 $BINDIR/mcexec ./C840T06
sleep 3
rpf=`dmesg | grep 'remote_page_fault:interrupted. -512'`
offload=` $SBINDIR/ihkosctl 0 kmsg | grep 'is dead, terminate()'`
sudo $SBINDIR/mcstop+release.sh
sudo sh -c 'echo scan > /sys/kernel/debug/kmemleak'
if [ x"$rpf" != x ]; then
echo '*** C840T06: WARN (remote_page_fault)'
ng=1
elif [ x"$offload" != x ]; then
echo '*** C840T06: WARN (syscall offloading)'
ng=1
elif sudo cat /sys/kernel/debug/kmemleak | tee C840T06.kmemleak | grep 'mcctrl'; then
echo '*** C840T06: NG (kmemleak)'
ng=1
b=1
fi
if [ $ng = 0 ]; then
echo '*** C840T06: OK'
b=1
fi
done
rm -f rpf.data rpf.out

View File

@ -1,28 +1,40 @@
スクリプトは Wed Jun 6 14:38:21 2018
に開始しました[?1034hbash-4.2$ sh C840.sh
Script started on Thu Jul 5 15:32:52 2018
[?1034hbash-4.2$ make test
gcc -o C840T01 C840T01.c -Wall -g
gcc -o C840T02 C840T02.c -Wall -g
gcc -o C840T03 C840T03.c -Wall -g
gcc -o C840T04 C840T04.c -Wall -g
gcc -o C840T05 C840T05.c -Wall -g
gcc -o C840T06 C840T06.c -Wall -g
sh ./C840.sh
1024+0 records in
1024+0 records out
1073741824 bytes (1.1 GB) copied, 23.8845 s, 45.0 MB/s
C840T01...
Terminate by signal 9
C840.sh: 14 行: 22464 強制終了 ./mcexec ./C840T01
C840T01: OK
./C840.sh: line 67: 8889 Killed $BINDIR/mcexec ./C840T01
*** C840T01: WARN (remote_page_fault)
Terminate by signal 9
./C840.sh: line 67: 9231 Killed $BINDIR/mcexec ./C840T01
*** C840T01: OK
C840T02...
Terminate by signal 9
C840.sh: 38 行: 22500 強制終了 ./mcexec ./C840T02
C840T02: OK
./C840.sh: line 100: 9580 Killed $BINDIR/mcexec ./C840T02
*** C840T02: OK
C840T03...
Terminate by signal 9
C840.sh: 62 行: 22535 強制終了 ./mcexec ./C840T03
C840T03: OK
./C840.sh: line 133: 9949 Killed $BINDIR/mcexec ./C840T03
*** C840T03: OK
C840T04...
C840.sh: 86 行: 22570 強制終了 timeout -s 9 2 ./mcexec ./C840T04
C840T04: OK
./C840.sh: line 166: 10301 Killed timeout -s 9 2 $BINDIR/mcexec ./C840T04
*** C840T04: OK
C840T05...
C840.sh: 111 行: 22598 強制終了 timeout -s 9 2 ./mcexec ./C840T05
C840T05: OK
./C840.sh: line 199: 10644 Killed timeout -s 9 2 $BINDIR/mcexec ./C840T05
*** C840T05: OK
C840T06...
C840.sh: 136 行: 22626 強制終了 timeout -s 9 2 ./mcexec ./C840T06
C840T06: OK
./C840.sh: line 232: 10975 Killed timeout -s 9 2 $BINDIR/mcexec ./C840T06
*** C840T06: OK
bash-4.2$ exit
exit
スクリプトは Wed Jun 6 14:38:51 2018
に終了しました
Script done on Thu Jul 5 15:46:17 2018

33
test/issues/840/Makefile Normal file
View File

@ -0,0 +1,33 @@
CC=gcc
TARGET= C840T01 \
C840T02 \
C840T03 \
C840T04 \
C840T05 \
C840T06
all:: $(TARGET)
C840T01: C840T01.c
$(CC) -o C840T01 C840T01.c -Wall -g
C840T02: C840T02.c
$(CC) -o C840T02 C840T02.c -Wall -g
C840T03: C840T03.c
$(CC) -o C840T03 C840T03.c -Wall -g
C840T04: C840T04.c
$(CC) -o C840T04 C840T04.c -Wall -g
C840T05: C840T05.c
$(CC) -o C840T05 C840T05.c -Wall -g
C840T06: C840T06.c
$(CC) -o C840T06 C840T06.c -Wall -g
test:: $(TARGET)
sh ./C840.sh
clean::
rm -f *.o $(TARGET) *.kmemleak rpf.data rpf.out

28
test/issues/840/README Normal file
View File

@ -0,0 +1,28 @@
【Issue#840 動作確認】
□ テスト内容
以下の条件のとき、mcctrlのシステムコール処理でメモリリークしないことを確認。
C840T01 オフロード中のシステムコールでRPF処理中にMcKプロセスがSIGKILLを受ける
C840T02 オフロード中のシステムコールでRPF処理外にMcKプロセスがSIGKILLを受ける
C840T03 システムコールオフロードしていないときにMcKプロセスがSIGKILLを受ける
C840T04 オフロード中のシステムコールでRPF処理中にmcexecがSIGKILLを受ける
C840T05 オフロード中のシステムコールでRPF処理外にmcexecがSIGKILLを受ける
C840T06 システムコールオフロードしていないときにmcexecがSIGKILLを受ける
□ 実行手順
$ make test
実行できない場合は、C840.shの以下の行を適切に書き換えた後に実行。
BIN= mcexec が存在するパス
SBIN= mcreboot.sh が存在するパス
※注意
・メモリリークのテストのため、kmemleakが使用可能なLinuxカーネルを用いること。
kmemleakが使用不可の場合、make testは実行できない。
・シグナルを受けるタイミングによっては、テスト条件を満たさないことがある
(WARNINGを表示)。
 WARNINGの場合、make testはテスト条件を満たすまで当該テストを繰り返す。
□ 実行結果
C840.txt 参照。
全ての項目が OK となっていることを確認。