qemu-iotests: add support for rbd and sheepdog protocols

This patch introduces tests for protocols other than file, and
initially supports rbd and sheepdog.
Signed-off-by: NMORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
Signed-off-by: NChristoph Hellwig <hch@lst.de>

tests/qemu-iotests/001

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/002

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/003

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 size=128M

tests/qemu-iotests/004

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/005

@@ -42,6 +42,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 # vpc is limited to 127GB, so we can't test it here
@@ -49,6 +50,11 @@ if [ "$IMGFMT" = "vpc" ]; then
     _notrun "image format $IMGFMT does not support large image sizes"
 fi
 
+# sheepdog image is limited to 4TB, so we can't test it here
+if [ "$IMGPROTO" = "sheepdog" ]; then
+    _notrun "image protocol $IMGPROTO does not support large image sizes"
+fi
+
 echo
 echo "creating large image"
 _make_test_img 5000G

tests/qemu-iotests/006

@@ -40,6 +40,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt vpc
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/007

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # currently only qcow2 allows for consistency checks using qemu-img
 _supported_fmt qcow2
+_supported_proto generic
 _supported_os Linux
 
 echo

tests/qemu-iotests/008

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/009

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/010

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/011

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/012

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto file
 _supported_os Linux
 
 

tests/qemu-iotests/013

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # much of this could be generic for any format supporting compression.
 _supported_fmt qcow qcow2
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/014

@@ -43,6 +43,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # much of this could be generic for any format supporting snapshots
 _supported_fmt qcow2
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/015

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # actually any format that supports snapshots
 _supported_fmt qcow2
+_supported_proto generic
 _supported_os Linux
 
 echo

tests/qemu-iotests/016

@@ -40,6 +40,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # currently raw is the only protocol we support
 _supported_fmt raw
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/017

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Any format supporting backing files
 _supported_fmt qcow qcow2 vmdk qed
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/018

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Any format supporting backing files
 _supported_fmt qcow qcow2 vmdk qed
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/019

@@ -45,6 +45,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Any format supporting backing files
 _supported_fmt qcow qcow2 vmdk qed
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/020

@@ -43,6 +43,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Any format supporting backing files
 _supported_fmt qcow qcow2 vmdk qed
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/021

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt generic
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/022

@@ -43,6 +43,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Any format that supports snapshots
 _supported_fmt qcow2
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="10485760 4294967296"

tests/qemu-iotests/023

@@ -41,6 +41,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # much of this could be generic for any format supporting compression.
 _supported_fmt qcow qcow2
+_supported_proto generic
 _supported_os Linux
 
 TEST_OFFSETS="0 4294967296"

tests/qemu-iotests/024

@@ -43,6 +43,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Currently only qcow2 and qed support rebasing
 _supported_fmt qcow2 qed
+_supported_proto generic
 _supported_os Linux
 
 CLUSTER_SIZE=65536

tests/qemu-iotests/025

@@ -40,6 +40,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.pattern
 
 _supported_fmt raw qcow2
+_supported_proto file sheepdog
 _supported_os Linux
 
 echo "=== Creating image"

tests/qemu-iotests/026

@@ -42,6 +42,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 
 # Currently only qcow2 supports rebasing
 _supported_fmt qcow2
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/027

@@ -39,6 +39,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 . ./common.filter
 
 _supported_fmt vmdk qcow qcow2 qed
+_supported_proto generic
 _supported_os Linux
 
 

tests/qemu-iotests/028

@@ -45,6 +45,7 @@ trap "_cleanup; exit \$status" 0 1 2 3 15
 # Any format supporting backing files except vmdk and qcow which do not support
 # smaller backing files.
 _supported_fmt qcow2 qed
+_supported_proto generic
 _supported_os Linux
 
 # Choose a size that is not necessarily a cluster size multiple for image

tests/qemu-iotests/check

@@ -152,12 +152,14 @@ rm -f check.full
 [ -f check.time ] || touch check.time
 
 FULL_IMGFMT_DETAILS=`_full_imgfmt_details`
+FULL_IMGPROTO_DETAILS=`_full_imgproto_details`
 FULL_HOST_DETAILS=`_full_platform_details`
 #FULL_MKFS_OPTIONS=`_scratch_mkfs_options`
 #FULL_MOUNT_OPTIONS=`_scratch_mount_options`
 
 cat <<EOF
 IMGFMT        -- $FULL_IMGFMT_DETAILS
+IMGPROTO      -- $FULL_IMGPROTO_DETAILS
 PLATFORM      -- $FULL_HOST_DETAILS
 
 EOF

tests/qemu-iotests/common

@@ -43,6 +43,7 @@ randomize=false
 rm -f $tmp.list $tmp.tmp $tmp.sed
 
 export IMGFMT=raw
+export IMGPROTO=file
 export QEMU_IO_OPTIONS=""
 
 for r
@@ -123,6 +124,8 @@ check options
     -vdi                test vdi
     -vpc                test vpc
     -vmdk               test vmdk
+    -rbd                test rbd
+    -sheepdog           test sheepdog
     -xdiff		graphical mode diff
     -nocache		use O_DIRECT on backing file
     -misalign		misalign memory allocations
@@ -179,6 +182,16 @@ testlist options
 	    xpand=false
 	    ;;
 
+	-rbd)
+	    IMGPROTO=rbd
+	    xpand=false
+	    ;;
+
+	-sheepdog)
+	    IMGPROTO=sheepdog
+	    xpand=false
+	    ;;
+
 	-nocache)
 	    QEMU_IO_OPTIONS="$QEMU_IO_OPTIONS --nocache"
 	    xpand=false

tests/qemu-iotests/common.rc

@@ -47,7 +47,11 @@ fi
 # make sure we have a standard umask
 umask 022
 
-TEST_IMG=$TEST_DIR/t.$IMGFMT
+if [ "$IMGPROTO" = "file" ]; then
+    TEST_IMG=$TEST_DIR/t.$IMGFMT
+else
+    TEST_IMG=$IMGPROTO:$TEST_DIR/t.$IMGFMT
+fi
 
 _make_test_img()
 {
@@ -61,6 +65,7 @@ _make_test_img()
 
     # XXX(hch): have global image options?
     $QEMU_IMG create -f $IMGFMT $TEST_IMG $extra_img_options | \
+    	sed -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" | \
     	sed -e "s#$TEST_DIR#TEST_DIR#g" | \
     	sed -e "s#$IMGFMT#IMGFMT#g" | \
 	sed -e "s# encryption=off##g" | \
@@ -72,9 +77,23 @@ _make_test_img()
 
 _cleanup_test_img()
 {
-    rm -f $TEST_DIR/t.$IMGFMT
-    rm -f $TEST_DIR/t.$IMGFMT.orig
-    rm -f $TEST_DIR/t.$IMGFMT.base
+    case "$IMGPROTO" in
+
+        file)
+            rm -f $TEST_DIR/t.$IMGFMT
+            rm -f $TEST_DIR/t.$IMGFMT.orig
+            rm -f $TEST_DIR/t.$IMGFMT.base
+            ;;
+
+        rbd)
+            rbd rm $TEST_DIR/t.$IMGFMT > /dev/null
+            ;;
+
+        sheepdog)
+            collie vdi delete $TEST_DIR/t.$IMGFMT
+            ;;
+
+    esac
 }
 
 _check_test_img()
@@ -207,6 +226,19 @@ _supported_fmt()
     _notrun "not suitable for this image format: $IMGFMT"
 }
 
+# tests whether $IMGPROTO is one of the supported image protocols for a test
+#
+_supported_proto()
+{
+    for f; do
+	if [ "$f" = "$IMGPROTO" -o "$f" = "generic" ]; then
+	    return
+	fi
+    done
+
+    _notrun "not suitable for this image protocol: $IMGPROTO"
+}
+
 # tests whether the host OS is one of the supported OSes for a test
 #
 _supported_os()
@@ -234,6 +266,11 @@ _full_imgfmt_details()
     echo "$IMGFMT"
 }
 
+_full_imgproto_details()
+{
+    echo "$IMGPROTO"
+}
+
 _full_platform_details()
 {
     os=`uname -s`