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Run some io to actually test dm-crypt flags.

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This commit is contained in:
Milan Broz
2022-02-17 21:07:52 +01:00
parent c5d9f3f380
commit e9e994fb0d
1 changed files with 17 additions and 2 deletions
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19
tests/device-test
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@@ -49,6 +49,11 @@ add_device() {
[ -b "/dev/$SCSI_DEV" ] || fail "Cannot find $SCSI_DEV."
}
add_image()
{
dd if=/dev/zero of=$DEV bs=1M count=32 >/dev/null 2>&1
}
function dm_crypt_features()
{
modprobe dm-crypt >/dev/null 2>&1 || fail "dm-crypt failed to load"
@@ -97,7 +102,7 @@ function dm_crypt_keyring_support()
format() # format
{
dd if=/dev/zero of=$DEV bs=1M count=32 >/dev/null 2>&1
add_image
echo $PWD1 | $CRYPTSETUP luksFormat --type $1 $DEV -q $FAST_PBKDF_OPT -c aes-cbc-essiv:sha256
[ $? -ne 0 ] && fail "Format failed."
@@ -118,6 +123,12 @@ check_sector_size() # $1 expected sector size
fi
}
check_io()
{
dd if=/dev/mapper/$DEV_NAME of=/dev/null bs=1M count=32 iflag=direct 2>/dev/null || fail
dd if=/dev/zero of=/dev/mapper/$DEV_NAME bs=1M count=32 oflag=direct 2>/dev/null || fail
}
[ ! -x "$CRYPTSETUP" ] && skip "Cannot find $CRYPTSETUP, test skipped."
if [ $(id -u) != 0 ]; then
skip "You must be root to run this test, test skipped."
@@ -130,8 +141,8 @@ dm_crypt_features
echo "[1] Using tmpfs for image"
DEV="$MNT_DIR/test.img"
mount -t tmpfs none $MNT_DIR || skip "Mounting tmpfs not available."
format luks1
add_image
echo "[2] Kernel dmcrypt performance options"
if [ -z "$DM_PERF_CPU" ]; then
echo "TEST SKIPPED: dmcrypt options not available"
@@ -141,11 +152,13 @@ else
echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus || fail
$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
check_io
$CRYPTSETUP close $DEV_NAME || fail
echo -n "allow_discards "
echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --perf-same_cpu_crypt --allow-discards || fail
$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
check_io
$CRYPTSETUP close $DEV_NAME || fail
echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME || fail
echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 -q $DEV_NAME --perf-same_cpu_crypt --allow-discards || fail
@@ -165,10 +178,12 @@ else
echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 -q $DEV_NAME --perf-no_read_workqueue --perf-no_write_workqueue || fail
$CRYPTSETUP status $DEV_NAME | grep -q no_read_workqueue || fail
$CRYPTSETUP status $DEV_NAME | grep -q no_write_workqueue || fail
check_io
fi
$CRYPTSETUP close $DEV_NAME || fail
echo
format luks1
echo -n "LUKS: same_cpu_crypt submit_from_cpus "
echo -e "$PWD1" | $CRYPTSETUP open --type luks1 $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus || fail
$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail