From a22ab24d5371cbd73b18b27e98e980e45e39ff5f Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Thu, 12 Mar 2020 11:55:37 +0100
Subject: [PATCH] test: use dd from /dev/zero, instead of creating files with a
hole
---
test/TEST-01-BASIC/test.sh | 2 +-
test/TEST-02-SYSTEMD/test.sh | 2 +-
test/TEST-03-USR-MOUNT/test.sh | 4 ++--
test/TEST-04-FULL-SYSTEMD/test.sh | 4 ++--
test/TEST-10-RAID/test.sh | 2 +-
test/TEST-11-LVM/test.sh | 2 +-
test/TEST-12-RAID-DEG/test.sh | 10 +++++-----
test/TEST-13-ENC-RAID-LVM/test.sh | 2 +-
test/TEST-14-IMSM/test.sh | 8 ++++----
test/TEST-15-BTRFSRAID/test.sh | 2 +-
test/TEST-17-LVM-THIN/test.sh | 2 +-
test/TEST-20-NFS/test.sh | 2 +-
test/TEST-30-ISCSI/test.sh | 10 +++++-----
test/TEST-35-ISCSI-MULTI/test.sh | 10 +++++-----
test/TEST-40-NBD/test.sh | 8 ++++----
test/TEST-50-MULTINIC/test.sh | 2 +-
test/TEST-60-BONDBRIDGEVLANIFCFG/test.sh | 2 +-
17 files changed, 37 insertions(+), 37 deletions(-)
diff --git a/test/TEST-01-BASIC/test.sh b/test/TEST-01-BASIC/test.sh
index c47098ea..668a35d8 100755
--- a/test/TEST-01-BASIC/test.sh
+++ b/test/TEST-01-BASIC/test.sh
@@ -20,7 +20,7 @@ test_run() {
test_setup() {
rm -f -- $TESTDIR/root.ext3
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext3 bs=1M seek=80
+ dd if=/dev/zero of=$TESTDIR/root.ext3 bs=1M count=80
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-02-SYSTEMD/test.sh b/test/TEST-02-SYSTEMD/test.sh
index cf1fcaa5..5c0a54de 100755
--- a/test/TEST-02-SYSTEMD/test.sh
+++ b/test/TEST-02-SYSTEMD/test.sh
@@ -16,7 +16,7 @@ test_run() {
test_setup() {
rm -f -- $TESTDIR/root.ext3
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext3 bs=1M seek=80
+ dd if=/dev/zero of=$TESTDIR/root.ext3 bs=1M count=80
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-03-USR-MOUNT/test.sh b/test/TEST-03-USR-MOUNT/test.sh
index 5de7f4a1..5190f220 100755
--- a/test/TEST-03-USR-MOUNT/test.sh
+++ b/test/TEST-03-USR-MOUNT/test.sh
@@ -41,8 +41,8 @@ test_setup() {
rm -f -- $TESTDIR/root.btrfs
rm -f -- $TESTDIR/usr.btrfs
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.btrfs bs=1M seek=160
- dd if=/dev/null of=$TESTDIR/usr.btrfs bs=1M seek=160
+ dd if=/dev/zero of=$TESTDIR/root.btrfs bs=1M count=160
+ dd if=/dev/zero of=$TESTDIR/usr.btrfs bs=1M count=160
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-04-FULL-SYSTEMD/test.sh b/test/TEST-04-FULL-SYSTEMD/test.sh
index 3a544d7c..e3b23327 100755
--- a/test/TEST-04-FULL-SYSTEMD/test.sh
+++ b/test/TEST-04-FULL-SYSTEMD/test.sh
@@ -42,8 +42,8 @@ test_setup() {
rm -f -- $TESTDIR/root.btrfs
rm -f -- $TESTDIR/usr.btrfs
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.btrfs bs=1M seek=320
- dd if=/dev/null of=$TESTDIR/usr.btrfs bs=1M seek=320
+ dd if=/dev/zero of=$TESTDIR/root.btrfs bs=1M count=320
+ dd if=/dev/zero of=$TESTDIR/usr.btrfs bs=1M count=320
export kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-10-RAID/test.sh b/test/TEST-10-RAID/test.sh
index 981c1b9d..4203cfdc 100755
--- a/test/TEST-10-RAID/test.sh
+++ b/test/TEST-10-RAID/test.sh
@@ -19,7 +19,7 @@ test_setup() {
DISKIMAGE=$TESTDIR/TEST-10-RAID-root.img
# Create the blank file to use as a root filesystem
rm -f -- $DISKIMAGE
- dd if=/dev/null of=$DISKIMAGE bs=1M seek=128
+ dd if=/dev/zero of=$DISKIMAGE bs=1M count=128
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-11-LVM/test.sh b/test/TEST-11-LVM/test.sh
index c718ad57..22643758 100755
--- a/test/TEST-11-LVM/test.sh
+++ b/test/TEST-11-LVM/test.sh
@@ -16,7 +16,7 @@ test_run() {
test_setup() {
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext2 bs=1M seek=80
+ dd if=/dev/zero of=$TESTDIR/root.ext2 bs=1M count=80
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-12-RAID-DEG/test.sh b/test/TEST-12-RAID-DEG/test.sh
index f8dc08d9..09eb28bb 100755
--- a/test/TEST-12-RAID-DEG/test.sh
+++ b/test/TEST-12-RAID-DEG/test.sh
@@ -25,7 +25,7 @@ client_run() {
return 1;
fi
rm -f -- $TESTDIR/marker.img
- dd if=/dev/null of=$TESTDIR/marker.img bs=1M seek=40
+ dd if=/dev/zero of=$TESTDIR/marker.img bs=1M count=40
echo "CLIENT TEST END: $@ [OK]"
return 0
@@ -56,10 +56,10 @@ test_run() {
test_setup() {
# Create the blank file to use as a root filesystem
rm -f -- $TESTDIR/marker.img
- dd if=/dev/null of=$TESTDIR/marker.img bs=1M seek=40
- dd if=/dev/null of=$TESTDIR/disk1.img bs=1M seek=35
- dd if=/dev/null of=$TESTDIR/disk2.img bs=1M seek=35
- dd if=/dev/null of=$TESTDIR/disk3.img bs=1M seek=35
+ dd if=/dev/zero of=$TESTDIR/marker.img bs=1M count=40
+ dd if=/dev/zero of=$TESTDIR/disk1.img bs=1M count=35
+ dd if=/dev/zero of=$TESTDIR/disk2.img bs=1M count=35
+ dd if=/dev/zero of=$TESTDIR/disk3.img bs=1M count=35
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-13-ENC-RAID-LVM/test.sh b/test/TEST-13-ENC-RAID-LVM/test.sh
index 580ade85..16ee8e66 100755
--- a/test/TEST-13-ENC-RAID-LVM/test.sh
+++ b/test/TEST-13-ENC-RAID-LVM/test.sh
@@ -50,7 +50,7 @@ test_run() {
test_setup() {
# Create the blank file to use as a root filesystem
rm -f -- $TESTDIR/root.ext2
- dd if=/dev/null of=$TESTDIR/root.ext2 bs=1M seek=134
+ dd if=/dev/zero of=$TESTDIR/root.ext2 bs=1M count=134
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-14-IMSM/test.sh b/test/TEST-14-IMSM/test.sh
index 2f153ba3..1f822e4e 100755
--- a/test/TEST-14-IMSM/test.sh
+++ b/test/TEST-14-IMSM/test.sh
@@ -11,7 +11,7 @@ client_run() {
echo "CLIENT TEST START: $@"
rm -f -- $TESTDIR/marker.img
- dd if=/dev/null of=$TESTDIR/marker.img bs=1M seek=1
+ dd if=/dev/zero of=$TESTDIR/marker.img bs=1M count=1
$testdir/run-qemu \
-drive format=raw,index=0,media=disk,file=$TESTDIR/marker.img \
@@ -53,9 +53,9 @@ test_setup() {
rm -f -- $TESTDIR/marker.img
rm -f -- $TESTDIR/disk1
rm -f -- $TESTDIR/disk2
- dd if=/dev/null of=$TESTDIR/marker.img bs=1M seek=1
- dd if=/dev/null of=$TESTDIR/disk1 bs=1M seek=104
- dd if=/dev/null of=$TESTDIR/disk2 bs=1M seek=104
+ dd if=/dev/zero of=$TESTDIR/marker.img bs=1M count=1
+ dd if=/dev/zero of=$TESTDIR/disk1 bs=1M count=104
+ dd if=/dev/zero of=$TESTDIR/disk2 bs=1M count=104
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-15-BTRFSRAID/test.sh b/test/TEST-15-BTRFSRAID/test.sh
index 435e52be..227daaba 100755
--- a/test/TEST-15-BTRFSRAID/test.sh
+++ b/test/TEST-15-BTRFSRAID/test.sh
@@ -21,7 +21,7 @@ test_setup() {
# Create the blank file to use as a root filesystem
DISKIMAGE=$TESTDIR/TEST-15-BTRFSRAID-root.img
rm -f -- $DISKIMAGE
- dd if=/dev/null of=$DISKIMAGE bs=1M seek=1024
+ dd if=/dev/zero of=$DISKIMAGE bs=1M count=1024
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-17-LVM-THIN/test.sh b/test/TEST-17-LVM-THIN/test.sh
index e4755f78..8ab30a45 100755
--- a/test/TEST-17-LVM-THIN/test.sh
+++ b/test/TEST-17-LVM-THIN/test.sh
@@ -16,7 +16,7 @@ test_run() {
test_setup() {
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext2 bs=1M seek=92
+ dd if=/dev/zero of=$TESTDIR/root.ext2 bs=1M count=92
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
diff --git a/test/TEST-20-NFS/test.sh b/test/TEST-20-NFS/test.sh
index 9d5493c7..53d1d804 100755
--- a/test/TEST-20-NFS/test.sh
+++ b/test/TEST-20-NFS/test.sh
@@ -225,7 +225,7 @@ test_run() {
test_setup() {
# Make server root
- dd if=/dev/null of=$TESTDIR/server.ext3 bs=1M seek=120
+ dd if=/dev/zero of=$TESTDIR/server.ext3 bs=1M count=120
mke2fs -j -F $TESTDIR/server.ext3
mkdir $TESTDIR/mnt
mount -o loop $TESTDIR/server.ext3 $TESTDIR/mnt
diff --git a/test/TEST-30-ISCSI/test.sh b/test/TEST-30-ISCSI/test.sh
index a8aee221..2f37f5c9 100755
--- a/test/TEST-30-ISCSI/test.sh
+++ b/test/TEST-30-ISCSI/test.sh
@@ -129,9 +129,9 @@ test_setup() {
fi
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext3 bs=1M seek=45
- dd if=/dev/null of=$TESTDIR/iscsidisk2.img bs=1M seek=45
- dd if=/dev/null of=$TESTDIR/iscsidisk3.img bs=1M seek=45
+ dd if=/dev/zero of=$TESTDIR/root.ext3 bs=1M count=45
+ dd if=/dev/zero of=$TESTDIR/iscsidisk2.img bs=1M count=45
+ dd if=/dev/zero of=$TESTDIR/iscsidisk3.img bs=1M count=45
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
@@ -182,7 +182,7 @@ test_setup() {
# Need this so kvm-qemu will boot (needs non-/dev/zero local disk)
- if ! dd if=/dev/null of=$TESTDIR/client.img bs=1M seek=1; then
+ if ! dd if=/dev/zero of=$TESTDIR/client.img bs=1M count=1; then
echo "Unable to make client sdb image" 1>&2
return 1
fi
@@ -198,7 +198,7 @@ test_setup() {
rm -- $TESTDIR/client.img
# Make server root
- dd if=/dev/null of=$TESTDIR/server.ext3 bs=1M seek=60
+ dd if=/dev/zero of=$TESTDIR/server.ext3 bs=1M count=60
mkfs.ext3 -j -F $TESTDIR/server.ext3
mkdir $TESTDIR/mnt
mount -o loop $TESTDIR/server.ext3 $TESTDIR/mnt
diff --git a/test/TEST-35-ISCSI-MULTI/test.sh b/test/TEST-35-ISCSI-MULTI/test.sh
index 740ab918..54700609 100755
--- a/test/TEST-35-ISCSI-MULTI/test.sh
+++ b/test/TEST-35-ISCSI-MULTI/test.sh
@@ -144,9 +144,9 @@ test_setup() {
fi
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/root.ext3 bs=1M seek=90
- dd if=/dev/null of=$TESTDIR/iscsidisk2.img bs=1M seek=90
- dd if=/dev/null of=$TESTDIR/iscsidisk3.img bs=1M seek=90
+ dd if=/dev/zero of=$TESTDIR/root.ext3 bs=1M count=90
+ dd if=/dev/zero of=$TESTDIR/iscsidisk2.img bs=1M count=90
+ dd if=/dev/zero of=$TESTDIR/iscsidisk3.img bs=1M count=90
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
@@ -197,7 +197,7 @@ test_setup() {
# Need this so kvm-qemu will boot (needs non-/dev/zero local disk)
- if ! dd if=/dev/null of=$TESTDIR/client.img bs=1M seek=1; then
+ if ! dd if=/dev/zero of=$TESTDIR/client.img bs=1M count=1; then
echo "Unable to make client sdb image" 1>&2
return 1
fi
@@ -213,7 +213,7 @@ test_setup() {
rm -- $TESTDIR/client.img
# Make server root
- dd if=/dev/null of=$TESTDIR/server.ext3 bs=1M seek=60
+ dd if=/dev/zero of=$TESTDIR/server.ext3 bs=1M count=60
mkfs.ext3 -j -F $TESTDIR/server.ext3
mkdir $TESTDIR/mnt
mount -o loop $TESTDIR/server.ext3 $TESTDIR/mnt
diff --git a/test/TEST-40-NBD/test.sh b/test/TEST-40-NBD/test.sh
index f06c36c3..b6c45f01 100755
--- a/test/TEST-40-NBD/test.sh
+++ b/test/TEST-40-NBD/test.sh
@@ -209,8 +209,8 @@ client_run() {
make_encrypted_root() {
# Create the blank file to use as a root filesystem
- dd if=/dev/null of=$TESTDIR/encrypted.ext2 bs=1M seek=80
- dd if=/dev/null of=$TESTDIR/flag.img bs=1M seek=1
+ dd if=/dev/zero of=$TESTDIR/encrypted.ext2 bs=1M count=80
+ dd if=/dev/zero of=$TESTDIR/flag.img bs=1M count=1
kernel=$KVERSION
# Create what will eventually be our root filesystem onto an overlay
@@ -280,7 +280,7 @@ make_encrypted_root() {
}
make_client_root() {
- dd if=/dev/null of=$TESTDIR/nbd.ext2 bs=1M seek=120
+ dd if=/dev/zero of=$TESTDIR/nbd.ext2 bs=1M count=120
mke2fs -F -j $TESTDIR/nbd.ext2
mkdir $TESTDIR/mnt
if ! mount -o loop $TESTDIR/nbd.ext2 $TESTDIR/mnt; then
@@ -325,7 +325,7 @@ make_client_root() {
}
make_server_root() {
- dd if=/dev/null of=$TESTDIR/server.ext2 bs=1M seek=120
+ dd if=/dev/zero of=$TESTDIR/server.ext2 bs=1M count=120
mke2fs -F $TESTDIR/server.ext2
mkdir $TESTDIR/mnt
mount -o loop $TESTDIR/server.ext2 $TESTDIR/mnt
diff --git a/test/TEST-50-MULTINIC/test.sh b/test/TEST-50-MULTINIC/test.sh
index b4326d5a..be87caab 100755
--- a/test/TEST-50-MULTINIC/test.sh
+++ b/test/TEST-50-MULTINIC/test.sh
@@ -173,7 +173,7 @@ test_client() {
test_setup() {
# Make server root
- dd if=/dev/null of="$TESTDIR"/server.ext3 bs=1M seek=120
+ dd if=/dev/zero of="$TESTDIR"/server.ext3 bs=1M count=120
mke2fs -j -F -- "$TESTDIR"/server.ext3
mkdir -- "$TESTDIR"/mnt
mount -o loop -- "$TESTDIR"/server.ext3 "$TESTDIR"/mnt
diff --git a/test/TEST-60-BONDBRIDGEVLANIFCFG/test.sh b/test/TEST-60-BONDBRIDGEVLANIFCFG/test.sh
index 72826a5d..accfa006 100755
--- a/test/TEST-60-BONDBRIDGEVLANIFCFG/test.sh
+++ b/test/TEST-60-BONDBRIDGEVLANIFCFG/test.sh
@@ -199,7 +199,7 @@ root=nfs:192.168.50.1:/nfs/client bootdev=br0
test_setup() {
# Make server root
- dd if=/dev/null of="$TESTDIR"/server.ext3 bs=1M seek=120
+ dd if=/dev/zero of="$TESTDIR"/server.ext3 bs=1M count=120
mke2fs -j -F -- "$TESTDIR"/server.ext3
mkdir -- "$TESTDIR"/mnt
mount -o loop -- "$TESTDIR"/server.ext3 "$TESTDIR"/mnt