tests: Tests for io mode io_uring

Signed-off-by: Han Han <hhan@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>

tests/qemublocktest.c

@@ -1199,6 +1199,7 @@ mymain(void)
     TEST_DISK_TO_JSON("dir-fat-floppy");
     TEST_DISK_TO_JSON("file-raw-aio_native");
     TEST_DISK_TO_JSON("file-backing_basic-aio_threads");
+    TEST_DISK_TO_JSON("file-backing_basic-aio_io_uring");
     TEST_DISK_TO_JSON("file-raw-luks");
     TEST_DISK_TO_JSON("file-qcow2-backing-chain-noopts");
     TEST_DISK_TO_JSON("file-qcow2-backing-chain-unterminated");

tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring-srconly.json

@@ -0,0 +1,44 @@
+(
+  source only properties:
+  {
+    "driver": "file",
+    "filename": "/var/lib/libvirt/images/a"
+  }
+  backing store string:
+  /var/lib/libvirt/images/a
+)
+(
+  source only properties:
+  {
+    "driver": "file",
+    "filename": "/var/lib/libvirt/images/b"
+  }
+  backing store string:
+  /var/lib/libvirt/images/b
+)
+(
+  source only properties:
+  {
+    "driver": "gluster",
+    "volume": "images",
+    "path": "c",
+    "server": [
+      {
+        "type": "inet",
+        "host": "test.org",
+        "port": "24007"
+      }
+    ]
+  }
+  backing store string:
+  gluster://test.org:24007/images/c
+)
+(
+  source only properties:
+  {
+    "driver": "file",
+    "filename": "/var/lib/libvirt/images/d"
+  }
+  backing store string:
+  /var/lib/libvirt/images/d
+)

tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring.json

@@ -0,0 +1,66 @@
+{
+  "node-name": "node-a-f",
+  "read-only": false,
+  "driver": "qcow",
+  "file": "node-a-s",
+  "backing": "node-b-f"
+}
+{
+  "driver": "file",
+  "filename": "/var/lib/libvirt/images/a",
+  "aio": "io_uring",
+  "node-name": "node-a-s",
+  "auto-read-only": true,
+  "discard": "unmap"
+}
+{
+  "node-name": "node-b-f",
+  "read-only": true,
+  "driver": "qed",
+  "file": "node-b-s",
+  "backing": "node-c-f"
+}
+{
+  "driver": "file",
+  "filename": "/var/lib/libvirt/images/b",
+  "aio": "io_uring",
+  "node-name": "node-b-s",
+  "auto-read-only": true,
+  "discard": "unmap"
+}
+{
+  "node-name": "node-c-f",
+  "read-only": true,
+  "driver": "vmdk",
+  "file": "node-c-s",
+  "backing": "node-d-f"
+}
+{
+  "driver": "gluster",
+  "volume": "images",
+  "path": "c",
+  "server": [
+    {
+      "type": "inet",
+      "host": "test.org",
+      "port": "24007"
+    }
+  ],
+  "node-name": "node-c-s",
+  "auto-read-only": true,
+  "discard": "unmap"
+}
+{
+  "node-name": "node-d-f",
+  "read-only": true,
+  "driver": "raw",
+  "file": "node-d-s"
+}
+{
+  "driver": "file",
+  "filename": "/var/lib/libvirt/images/d",
+  "aio": "io_uring",
+  "node-name": "node-d-s",
+  "auto-read-only": true,
+  "discard": "unmap"
+}

tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring.xml

@@ -0,0 +1,47 @@
+<disk type='file' device='disk'>
+  <driver name='qemu' type='qcow' io='io_uring'/>
+  <source file='/var/lib/libvirt/images/a'>
+    <privateData>
+      <nodenames>
+        <nodename type='storage' name='node-a-s'/>
+        <nodename type='format' name='node-a-f'/>
+      </nodenames>
+    </privateData>
+  </source>
+  <backingStore type='file' index='1'>
+    <format type='qed'/>
+    <source file='/var/lib/libvirt/images/b'>
+      <privateData>
+        <nodenames>
+          <nodename type='storage' name='node-b-s'/>
+          <nodename type='format' name='node-b-f'/>
+        </nodenames>
+      </privateData>
+    </source>
+    <backingStore type='network' index='2'>
+      <format type='vmdk'/>
+      <source protocol='gluster' name='images/c'>
+        <host name='test.org'/>
+        <privateData>
+          <nodenames>
+            <nodename type='storage' name='node-c-s'/>
+            <nodename type='format' name='node-c-f'/>
+          </nodenames>
+        </privateData>
+      </source>
+      <backingStore type='file' index='3'>
+        <format type='raw'/>
+        <source file='/var/lib/libvirt/images/d'>
+          <privateData>
+            <nodenames>
+              <nodename type='storage' name='node-d-s'/>
+              <nodename type='format' name='node-d-f'/>
+            </nodenames>
+          </privateData>
+        </source>
+        <backingStore/>
+      </backingStore>
+    </backingStore>
+  </backingStore>
+  <target dev='vda'/>
+</disk>

tests/qemuxml2argvdata/disk-aio-io_uring.x86_64-latest.args

@@ -0,0 +1,41 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/tmp/lib/domain--1-QEMUGuest1 \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
+XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
+XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
+QEMU_AUDIO_DRV=none \
+/usr/bin/qemu-system-x86_64 \
+-name guest=QEMUGuest1,debug-threads=on \
+-S \
+-object secret,id=masterKey0,format=raw,\
+file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
+-machine pc,accel=tcg,usb=off,dump-guest-core=off \
+-cpu qemu64 \
+-m 214 \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server,nowait \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-no-acpi \
+-boot strict=on \
+-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 \
+-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1",\
+"aio":"io_uring","node-name":"libvirt-1-storage","auto-read-only":true,\
+"discard":"unmap"}' \
+-blockdev '{"node-name":"libvirt-1-format","read-only":false,"driver":"qcow2",\
+"file":"libvirt-1-storage"}' \
+-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x9,drive=libvirt-1-format,\
+id=virtio-disk0,bootindex=1 \
+-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x2 \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
+resourcecontrol=deny \
+-msg timestamp=on

tests/qemuxml2argvdata/disk-aio-io_uring.xml

@@ -0,0 +1,30 @@
+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <disk type='block' device='disk'>
+      <driver name='qemu' type='qcow2' io='io_uring'/>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='vda' bus='virtio'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/>
+    </disk>
+    <controller type='usb' index='0'/>
+    <controller type='ide' index='0'/>
+    <controller type='pci' index='0' model='pci-root'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='virtio'/>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -1127,6 +1127,7 @@ mymain(void)
     DO_TEST("disk-aio", NONE);
     DO_TEST_CAPS_VER("disk-aio", "2.12.0");
     DO_TEST_CAPS_LATEST("disk-aio");
+    DO_TEST_CAPS_LATEST("disk-aio-io_uring");
     DO_TEST("disk-source-pool", NONE);
     DO_TEST("disk-source-pool-mode", NONE);
     DO_TEST("disk-ioeventfd",

tests/qemuxml2xmloutdata/disk-aio-io_uring.x86_64-latest.xml

@@ -0,0 +1,39 @@
+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>qemu64</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <disk type='block' device='disk'>
+      <driver name='qemu' type='qcow2' io='io_uring'/>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='vda' bus='virtio'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/>
+    </disk>
+    <controller type='usb' index='0' model='piix3-uhci'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <controller type='ide' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2xmltest.c

@@ -312,6 +312,7 @@ mymain(void)
     DO_TEST("migrate", NONE);
     DO_TEST("qemu-ns-no-env", NONE);
     DO_TEST("disk-aio", NONE);
+    DO_TEST_CAPS_LATEST("disk-aio-io_uring");
     DO_TEST("disk-cdrom", NONE);
     DO_TEST_CAPS_LATEST("disk-cdrom-empty-network-invalid");
     DO_TEST("disk-cdrom-bus-other", NONE);