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From: Peter Krempa <pkrempa@redhat.com>
To: libvir-list@redhat.com
Date: Wed, 25 Jul 2018 17:57:37 +0200
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Cc: Peter Krempa <pkrempa@redhat.com>
Subject: [libvirt] [PATCH RFC 06/39] tests: qemu: Add test data for backing
	chains and indexes
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Content-Type: text/plain; charset="utf-8"

Add test data for nested backing chains with/without indexes (used in
status XMLs) which will excercise blockdev and the related work.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: J=EF=BF=BDn Tomko <jtomko@redhat.com>
---
 .../disk-backing-chains-index.x86_64-2.12.0.args   |   1 +
 .../disk-backing-chains-index.x86_64-latest.args   |   1 +
 .../qemuxml2argvdata/disk-backing-chains-index.xml | 145 +++++++++++++++++=
++++
 .../disk-backing-chains-noindex.x86_64-2.12.0.args |  58 +++++++++
 .../disk-backing-chains-noindex.x86_64-latest.args |  58 +++++++++
 .../disk-backing-chains-noindex.xml                | 145 +++++++++++++++++=
++++
 tests/qemuxml2argvtest.c                           |   4 +
 .../disk-backing-chains-index-active.xml           |  76 +++++++++++
 .../disk-backing-chains-index-inactive.xml         |  76 +++++++++++
 .../disk-backing-chains-noindex-active.xml         |  76 +++++++++++
 .../disk-backing-chains-noindex-inactive.xml       |  76 +++++++++++
 tests/qemuxml2xmltest.c                            |   2 +
 12 files changed, 718 insertions(+)
 create mode 120000 tests/qemuxml2argvdata/disk-backing-chains-index.x86_64=
-2.12.0.args
 create mode 120000 tests/qemuxml2argvdata/disk-backing-chains-index.x86_64=
-latest.args
 create mode 100644 tests/qemuxml2argvdata/disk-backing-chains-index.xml
 create mode 100644 tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_=
64-2.12.0.args
 create mode 100644 tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_=
64-latest.args
 create mode 100644 tests/qemuxml2argvdata/disk-backing-chains-noindex.xml
 create mode 100644 tests/qemuxml2xmloutdata/disk-backing-chains-index-acti=
ve.xml
 create mode 100644 tests/qemuxml2xmloutdata/disk-backing-chains-index-inac=
tive.xml
 create mode 100644 tests/qemuxml2xmloutdata/disk-backing-chains-noindex-ac=
tive.xml
 create mode 100644 tests/qemuxml2xmloutdata/disk-backing-chains-noindex-in=
active.xml

diff --git a/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-2.12.0=
.args b/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-2.12.0.args
new file mode 120000
index 0000000000..3f4cd9040d
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-2.12.0.args
@@ -0,0 +1 @@
+disk-backing-chains-noindex.x86_64-2.12.0.args
\ No newline at end of file
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-latest=
.args b/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-latest.args
new file mode 120000
index 0000000000..549eb65512
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-index.x86_64-latest.args
@@ -0,0 +1 @@
+disk-backing-chains-noindex.x86_64-latest.args
\ No newline at end of file
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-index.xml b/tests/q=
emuxml2argvdata/disk-backing-chains-index.xml
new file mode 100644
index 0000000000..95b8a64cf8
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-index.xml
@@ -0,0 +1,145 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <backingStore type=3D'file' index=3D'1'>
+        <format type=3D'qcow2'/>
+        <source file=3D'/tmp/missing-backing-store.qcow'/>
+      </backingStore>
+      <target dev=3D'vda' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <backingStore type=3D'block' index=3D'8'>
+        <format type=3D'qcow2'/>
+        <source dev=3D'/dev/HostVG/QEMUGuest1'/>
+        <backingStore type=3D'file' index=3D'7'>
+          <format type=3D'vmdk'/>
+          <source file=3D'/tmp/image2'/>
+          <backingStore type=3D'file' index=3D'6'>
+            <format type=3D'qcow2'/>
+            <source file=3D'/tmp/image3.qcow'/>
+            <backingStore type=3D'file' index=3D'5'>
+              <format type=3D'qcow2'/>
+              <source file=3D'/tmp/image4.qcow'>
+              </source>
+              <backingStore type=3D'file' index=3D'4'>
+                <source file=3D'/tmp/image5.qcow'/>
+                <format type=3D'qcow2'/>
+                <backingStore type=3D'file' index=3D'3'>
+                  <format type=3D'raw'/>
+                  <source file=3D'/tmp/Fedora-17-x86_64-Live-KDE.iso'/>
+                  <backingStore/>
+                </backingStore>
+              </backingStore>
+            </backingStore>
+          </backingStore>
+        </backingStore>
+      </backingStore>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <backingStore/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <backingStore type=3D'file' index=3D'11'>
+        <source file=3D'/tmp/image.qcow'/>
+        <backingStore/>
+        <format type=3D'qcow2'/>
+      </backingStore>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <backingStore type=3D'file' index=3D'24'>
+        <format type=3D'qcow2'/>
+        <source file=3D'/var/lib/libvirt/images/rhel7.1484071877'/>
+        <backingStore type=3D'file' index=3D'23'>
+          <format type=3D'qcow2'/>
+          <source file=3D'/var/lib/libvirt/images/rhel7.1484071876'/>
+          <backingStore type=3D'file' index=3D'22'>
+            <format type=3D'qcow2'/>
+            <source file=3D'/var/lib/libvirt/images/rhel7.1484071872'/>
+            <backingStore type=3D'file' index=3D'21'>
+              <format type=3D'qcow2'/>
+              <source file=3D'/var/lib/libvirt/images/rhel7.1483615252'/>
+              <backingStore type=3D'file' index=3D'20'>
+                <format type=3D'qcow2'/>
+                <source file=3D'/var/lib/libvirt/images/rhel7.1483605924'/>
+                <backingStore type=3D'file' index=3D'19'>
+                  <format type=3D'qcow2'/>
+                  <source file=3D'/var/lib/libvirt/images/rhel7.1483605920=
'/>
+                  <backingStore type=3D'file' index=3D'18'>
+                    <format type=3D'qcow2'/>
+                    <source file=3D'/var/lib/libvirt/images/rhel7.14835462=
44'/>
+                    <backingStore type=3D'file' index=3D'17'>
+                      <format type=3D'qcow2'/>
+                      <source file=3D'/var/lib/libvirt/images/rhel7.148354=
5901'/>
+                      <backingStore type=3D'file' index=3D'16'>
+                        <format type=3D'qcow2'/>
+                        <source file=3D'/var/lib/libvirt/images/rhel7.1483=
545313'/>
+                        <backingStore type=3D'file' index=3D'15'>
+                          <format type=3D'qcow2'/>
+                          <source file=3D'/var/lib/libvirt/images/rhel7.14=
83536402'/>
+                          <backingStore type=3D'file' index=3D'14'>
+                            <format type=3D'qcow2'/>
+                            <source file=3D'/var/lib/libvirt/images/rhel7.=
qcow2'/>
+                            <backingStore/>
+                          </backingStore>
+                        </backingStore>
+                      </backingStore>
+                    </backingStore>
+                  </backingStore>
+                </backingStore>
+              </backingStore>
+            </backingStore>
+          </backingStore>
+        </backingStore>
+      </backingStore>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+    </disk>
+    <controller type=3D'usb' index=3D'0'/>
+    <controller type=3D'pci' index=3D'0' model=3D'pci-root'/>
+    <memballoon model=3D'virtio'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12=
.0.args b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.=
args
new file mode 100644
index 0000000000..dea109b13a
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.args
@@ -0,0 +1,58 @@
+LC_ALL=3DC \
+PATH=3D/bin \
+HOME=3D/home/test \
+USER=3Dtest \
+LOGNAME=3Dtest \
+QEMU_AUDIO_DRV=3Dnone \
+/usr/bin/qemu-system-i686 \
+-name guest=3DQEMUGuest1,debug-threads=3Don \
+-S \
+-object secret,id=3DmasterKey0,format=3Draw,\
+file=3D/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
+-machine pc-i440fx-2.12,accel=3Dtcg,usb=3Doff,dump-guest-core=3Doff \
+-m 214 \
+-realtime mlock=3Doff \
+-smp 1,sockets=3D1,cores=3D1,threads=3D1 \
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=3Dcharmonitor,fd=3D1729,server,nowait \
+-mon chardev=3Dcharmonitor,id=3Dmonitor,mode=3Dcontrol \
+-rtc base=3Dutc \
+-no-shutdown \
+-no-acpi \
+-boot strict=3Don \
+-device piix3-usb-uhci,id=3Dusb,bus=3Dpci.0,addr=3D0x1.0x2 \
+-drive 'file=3Dgluster+unix:///Volume2/Image?socket=3D/path/to/sock,file.d=
ebug=3D4,\
+format=3Dqcow2,if=3Dnone,id=3Ddrive-virtio-disk0' \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x2,drive=3Ddrive-vir=
tio-disk0,\
+id=3Dvirtio-disk0,bootindex=3D1 \
+-drive file=3Dnbd:unix:/var/run/nbdsock:exportname=3Dbar,format=3Dqcow2,if=
=3Dnone,\
+id=3Ddrive-virtio-disk1 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x3,drive=3Ddrive-vir=
tio-disk1,\
+id=3Dvirtio-disk1 \
+-drive file=3Dgluster://example.org:6000/Volume1/Image,file.debug=3D4,form=
at=3Draw,\
+if=3Dnone,id=3Ddrive-virtio-disk2 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x4,drive=3Ddrive-vir=
tio-disk2,\
+id=3Dvirtio-disk2 \
+-object secret,id=3Dvirtio-disk3-secret0,\
+data=3D9eao5F8qtkGt+seB1HYivWIxbtwUu6MQtg1zpj/oDtUsPr1q8wBYM91uEHCn6j/1,\
+keyid=3DmasterKey0,iv=3DAAECAwQFBgcICQoLDA0ODw=3D=3D,format=3Dbase64 \
+-drive 'file=3Drbd:pool/image:id=3Dmyname:auth_supported=3Dcephx\;none:\
+mon_host=3Dmon1.example.org\:6321\;mon2.example.org\:6322\;mon3.example.or=
g\:\
+6322,file.password-secret=3Dvirtio-disk3-secret0,format=3Dqcow2,if=3Dnone,\
+id=3Ddrive-virtio-disk3' \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x5,drive=3Ddrive-vir=
tio-disk3,\
+id=3Dvirtio-disk3 \
+-drive file=3D/dev/HostVG/QEMUGuest11,format=3Dqcow2,if=3Dnone,id=3Ddrive-=
virtio-disk4 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x6,drive=3Ddrive-vir=
tio-disk4,\
+id=3Dvirtio-disk4 \
+-drive file=3D/var/lib/libvirt/images/rhel7.1484071880,format=3Dqcow2,if=
=3Dnone,\
+id=3Ddrive-virtio-disk5 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x7,drive=3Ddrive-vir=
tio-disk5,\
+id=3Dvirtio-disk5 \
+-device virtio-balloon-pci,id=3Dballoon0,bus=3Dpci.0,addr=3D0x8 \
+-sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\
+resourcecontrol=3Ddeny \
+-msg timestamp=3Don
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-late=
st.args b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.=
args
new file mode 100644
index 0000000000..afe078adcc
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.args
@@ -0,0 +1,58 @@
+LC_ALL=3DC \
+PATH=3D/bin \
+HOME=3D/home/test \
+USER=3Dtest \
+LOGNAME=3Dtest \
+QEMU_AUDIO_DRV=3Dnone \
+/usr/bin/qemu-system-i686 \
+-name guest=3DQEMUGuest1,debug-threads=3Don \
+-S \
+-object secret,id=3DmasterKey0,format=3Draw,\
+file=3D/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
+-machine pc,accel=3Dtcg,usb=3Doff,dump-guest-core=3Doff \
+-m 214 \
+-realtime mlock=3Doff \
+-smp 1,sockets=3D1,cores=3D1,threads=3D1 \
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=3Dcharmonitor,fd=3D1729,server,nowait \
+-mon chardev=3Dcharmonitor,id=3Dmonitor,mode=3Dcontrol \
+-rtc base=3Dutc \
+-no-shutdown \
+-no-acpi \
+-boot strict=3Don \
+-device piix3-usb-uhci,id=3Dusb,bus=3Dpci.0,addr=3D0x1.0x2 \
+-drive 'file=3Dgluster+unix:///Volume2/Image?socket=3D/path/to/sock,file.d=
ebug=3D4,\
+format=3Dqcow2,if=3Dnone,id=3Ddrive-virtio-disk0' \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x2,drive=3Ddrive-vir=
tio-disk0,\
+id=3Dvirtio-disk0,bootindex=3D1 \
+-drive file=3Dnbd:unix:/var/run/nbdsock:exportname=3Dbar,format=3Dqcow2,if=
=3Dnone,\
+id=3Ddrive-virtio-disk1 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x3,drive=3Ddrive-vir=
tio-disk1,\
+id=3Dvirtio-disk1 \
+-drive file=3Dgluster://example.org:6000/Volume1/Image,file.debug=3D4,form=
at=3Draw,\
+if=3Dnone,id=3Ddrive-virtio-disk2 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x4,drive=3Ddrive-vir=
tio-disk2,\
+id=3Dvirtio-disk2 \
+-object secret,id=3Dvirtio-disk3-secret0,\
+data=3D9eao5F8qtkGt+seB1HYivWIxbtwUu6MQtg1zpj/oDtUsPr1q8wBYM91uEHCn6j/1,\
+keyid=3DmasterKey0,iv=3DAAECAwQFBgcICQoLDA0ODw=3D=3D,format=3Dbase64 \
+-drive 'file=3Drbd:pool/image:id=3Dmyname:auth_supported=3Dcephx\;none:\
+mon_host=3Dmon1.example.org\:6321\;mon2.example.org\:6322\;mon3.example.or=
g\:\
+6322,file.password-secret=3Dvirtio-disk3-secret0,format=3Dqcow2,if=3Dnone,\
+id=3Ddrive-virtio-disk3' \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x5,drive=3Ddrive-vir=
tio-disk3,\
+id=3Dvirtio-disk3 \
+-drive file=3D/dev/HostVG/QEMUGuest11,format=3Dqcow2,if=3Dnone,id=3Ddrive-=
virtio-disk4 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x6,drive=3Ddrive-vir=
tio-disk4,\
+id=3Dvirtio-disk4 \
+-drive file=3D/var/lib/libvirt/images/rhel7.1484071880,format=3Dqcow2,if=
=3Dnone,\
+id=3Ddrive-virtio-disk5 \
+-device virtio-blk-pci,scsi=3Doff,bus=3Dpci.0,addr=3D0x7,drive=3Ddrive-vir=
tio-disk5,\
+id=3Dvirtio-disk5 \
+-device virtio-balloon-pci,id=3Dballoon0,bus=3Dpci.0,addr=3D0x8 \
+-sandbox on,obsolete=3Ddeny,elevateprivileges=3Ddeny,spawn=3Ddeny,\
+resourcecontrol=3Ddeny \
+-msg timestamp=3Don
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml b/tests=
/qemuxml2argvdata/disk-backing-chains-noindex.xml
new file mode 100644
index 0000000000..1336d0fdd6
--- /dev/null
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml
@@ -0,0 +1,145 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <backingStore type=3D'file'>
+        <format type=3D'qcow2'/>
+        <source file=3D'/tmp/missing-backing-store.qcow'/>
+      </backingStore>
+      <target dev=3D'vda' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <backingStore type=3D'block'>
+        <format type=3D'qcow2'/>
+        <source dev=3D'/dev/HostVG/QEMUGuest1'/>
+        <backingStore type=3D'file'>
+          <format type=3D'vmdk'/>
+          <source file=3D'/tmp/image2'/>
+          <backingStore type=3D'file'>
+            <format type=3D'qcow2'/>
+            <source file=3D'/tmp/image3.qcow'/>
+            <backingStore type=3D'file'>
+              <format type=3D'qcow2'/>
+              <source file=3D'/tmp/image4.qcow'>
+              </source>
+              <backingStore type=3D'file'>
+                <source file=3D'/tmp/image5.qcow'/>
+                <format type=3D'qcow2'/>
+                <backingStore type=3D'file'>
+                  <format type=3D'raw'/>
+                  <source file=3D'/tmp/Fedora-17-x86_64-Live-KDE.iso'/>
+                  <backingStore/>
+                </backingStore>
+              </backingStore>
+            </backingStore>
+          </backingStore>
+        </backingStore>
+      </backingStore>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <backingStore/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <backingStore type=3D'file'>
+        <source file=3D'/tmp/image.qcow'/>
+        <backingStore/>
+        <format type=3D'qcow2'/>
+      </backingStore>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <backingStore type=3D'file'>
+        <format type=3D'qcow2'/>
+        <source file=3D'/var/lib/libvirt/images/rhel7.1484071877'/>
+        <backingStore type=3D'file'>
+          <format type=3D'qcow2'/>
+          <source file=3D'/var/lib/libvirt/images/rhel7.1484071876'/>
+          <backingStore type=3D'file'>
+            <format type=3D'qcow2'/>
+            <source file=3D'/var/lib/libvirt/images/rhel7.1484071872'/>
+            <backingStore type=3D'file'>
+              <format type=3D'qcow2'/>
+              <source file=3D'/var/lib/libvirt/images/rhel7.1483615252'/>
+              <backingStore type=3D'file'>
+                <format type=3D'qcow2'/>
+                <source file=3D'/var/lib/libvirt/images/rhel7.1483605924'/>
+                <backingStore type=3D'file'>
+                  <format type=3D'qcow2'/>
+                  <source file=3D'/var/lib/libvirt/images/rhel7.1483605920=
'/>
+                  <backingStore type=3D'file'>
+                    <format type=3D'qcow2'/>
+                    <source file=3D'/var/lib/libvirt/images/rhel7.14835462=
44'/>
+                    <backingStore type=3D'file'>
+                      <format type=3D'qcow2'/>
+                      <source file=3D'/var/lib/libvirt/images/rhel7.148354=
5901'/>
+                      <backingStore type=3D'file'>
+                        <format type=3D'qcow2'/>
+                        <source file=3D'/var/lib/libvirt/images/rhel7.1483=
545313'/>
+                        <backingStore type=3D'file'>
+                          <format type=3D'qcow2'/>
+                          <source file=3D'/var/lib/libvirt/images/rhel7.14=
83536402'/>
+                          <backingStore type=3D'file'>
+                            <format type=3D'qcow2'/>
+                            <source file=3D'/var/lib/libvirt/images/rhel7.=
qcow2'/>
+                            <backingStore/>
+                          </backingStore>
+                        </backingStore>
+                      </backingStore>
+                    </backingStore>
+                  </backingStore>
+                </backingStore>
+              </backingStore>
+            </backingStore>
+          </backingStore>
+        </backingStore>
+      </backingStore>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+    </disk>
+    <controller type=3D'usb'/>
+    <controller type=3D'pci' model=3D'pci-root'/>
+    <memballoon model=3D'virtio'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 138da56c55..542951a1b9 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -1176,6 +1176,10 @@ mymain(void)
                         QEMU_CAPS_ICH9_AHCI);
     DO_TEST_PARSE_ERROR("disk-scsi-incompatible-address",
                         QEMU_CAPS_VIRTIO_SCSI);
+    DO_TEST_CAPS_VER("disk-backing-chains-index", "2.12.0");
+    DO_TEST_CAPS_LATEST("disk-backing-chains-index");
+    DO_TEST_CAPS_VER("disk-backing-chains-noindex", "2.12.0");
+    DO_TEST_CAPS_LATEST("disk-backing-chains-noindex");

     DO_TEST("graphics-egl-headless",
             QEMU_CAPS_EGL_HEADLESS,
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml =
b/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml
new file mode 100644
index 0000000000..db70ae2b53
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml
@@ -0,0 +1,76 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <target dev=3D'vda' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x03' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x04' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x05' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x06' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x07' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x08' f=
unction=3D'0x0'/>
+    </disk>
+    <controller type=3D'usb' index=3D'0'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x01' f=
unction=3D'0x2'/>
+    </controller>
+    <controller type=3D'pci' index=3D'0' model=3D'pci-root'/>
+    <input type=3D'mouse' bus=3D'ps2'/>
+    <input type=3D'keyboard' bus=3D'ps2'/>
+    <memballoon model=3D'virtio'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x09' f=
unction=3D'0x0'/>
+    </memballoon>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xm=
l b/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml
new file mode 100644
index 0000000000..db70ae2b53
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml
@@ -0,0 +1,76 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <target dev=3D'vda' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x03' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x04' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x05' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x06' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x07' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x08' f=
unction=3D'0x0'/>
+    </disk>
+    <controller type=3D'usb' index=3D'0'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x01' f=
unction=3D'0x2'/>
+    </controller>
+    <controller type=3D'pci' index=3D'0' model=3D'pci-root'/>
+    <input type=3D'mouse' bus=3D'ps2'/>
+    <input type=3D'keyboard' bus=3D'ps2'/>
+    <memballoon model=3D'virtio'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x09' f=
unction=3D'0x0'/>
+    </memballoon>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-active.xm=
l b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-active.xml
new file mode 100644
index 0000000000..db70ae2b53
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-active.xml
@@ -0,0 +1,76 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <target dev=3D'vda' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x03' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x04' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x05' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x06' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x07' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x08' f=
unction=3D'0x0'/>
+    </disk>
+    <controller type=3D'usb' index=3D'0'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x01' f=
unction=3D'0x2'/>
+    </controller>
+    <controller type=3D'pci' index=3D'0' model=3D'pci-root'/>
+    <input type=3D'mouse' bus=3D'ps2'/>
+    <input type=3D'keyboard' bus=3D'ps2'/>
+    <memballoon model=3D'virtio'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x09' f=
unction=3D'0x0'/>
+    </memballoon>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-inactive.=
xml b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-inactive.xml
new file mode 100644
index 0000000000..db70ae2b53
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex-inactive.xml
@@ -0,0 +1,76 @@
+<domain type=3D'qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit=3D'KiB'>219136</memory>
+  <currentMemory unit=3D'KiB'>219136</currentMemory>
+  <vcpu placement=3D'static'>1</vcpu>
+  <os>
+    <type arch=3D'i686' machine=3D'pc'>hvm</type>
+    <boot dev=3D'hd'/>
+  </os>
+  <clock offset=3D'utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-i686</emulator>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'gluster' name=3D'Volume2/Image'>
+        <host transport=3D'unix' socket=3D'/path/to/sock'/>
+      </source>
+      <target dev=3D'vda' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x03' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source protocol=3D'nbd' name=3D'bar'>
+        <host transport=3D'unix' socket=3D'/var/run/nbdsock'/>
+      </source>
+      <target dev=3D'vdb' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x04' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'raw'/>
+      <source protocol=3D'gluster' name=3D'Volume1/Image'>
+        <host name=3D'example.org' port=3D'6000'/>
+      </source>
+      <target dev=3D'vdc' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x05' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'network' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <auth username=3D'myname'>
+        <secret type=3D'ceph' usage=3D'mycluster_myname'/>
+      </auth>
+      <source protocol=3D'rbd' name=3D'pool/image'>
+        <host name=3D'mon1.example.org' port=3D'6321'/>
+        <host name=3D'mon2.example.org' port=3D'6322'/>
+        <host name=3D'mon3.example.org' port=3D'6322'/>
+      </source>
+      <target dev=3D'vdd' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x06' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'block' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source dev=3D'/dev/HostVG/QEMUGuest11'/>
+      <target dev=3D'vde' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x07' f=
unction=3D'0x0'/>
+    </disk>
+    <disk type=3D'file' device=3D'disk'>
+      <driver name=3D'qemu' type=3D'qcow2'/>
+      <source file=3D'/var/lib/libvirt/images/rhel7.1484071880'/>
+      <target dev=3D'vdf' bus=3D'virtio'/>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x08' f=
unction=3D'0x0'/>
+    </disk>
+    <controller type=3D'usb' index=3D'0'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x01' f=
unction=3D'0x2'/>
+    </controller>
+    <controller type=3D'pci' index=3D'0' model=3D'pci-root'/>
+    <input type=3D'mouse' bus=3D'ps2'/>
+    <input type=3D'keyboard' bus=3D'ps2'/>
+    <memballoon model=3D'virtio'>
+      <address type=3D'pci' domain=3D'0x0000' bus=3D'0x00' slot=3D'0x09' f=
unction=3D'0x0'/>
+    </memballoon>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index 795ddc7003..e0500547b5 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -991,6 +991,8 @@ mymain(void)
     DO_TEST("panic-no-address", NONE);

     DO_TEST("disk-backing-chains", NONE);
+    DO_TEST("disk-backing-chains-index", NONE);
+    DO_TEST("disk-backing-chains-noindex", NONE);

     DO_TEST("chardev-label", NONE);

--=20
2.16.2

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