block_disk_not_default_options: creates new test case

Creates a new test case that boots up a VM with a disk
configured with non-common options such as packed or
page-per-vq. Unplug the disk and hotplugs it again.

Signed-off-by: Mario Casquero <[email protected]>

qemu/tests/block_disk_not_default_options.py

@@ -0,0 +1,33 @@
+from virttest import cpu, error_context
+
+from provider.block_devices_plug import BlockDevicesPlug
+
+
+@error_context.context_aware
+def run(test, params, env):
+    """
+    Test the disk non-default options.
+
+    Steps:
+        1. Boot a VM with packed=true and page-per-vq=true
+        2. Do some basic I/O operation in the VM
+        3. Unplug and hotplug the disk
+        4. Do again a basic I/O operation
+
+    :param test: QEMU test object.
+    :param params: Dictionary with the test parameters.
+    :param env: Dictionary with test environment.
+    """
+
+    if cpu.get_cpu_vendor(verbose=False) != "GenuineIntel":
+        test.cancel("This case only support Intel platform.")
+
+    vm = env.get_vm(params["main_vm"])
+    vm.verify_alive()
+    session = vm.wait_for_login(timeout=360)
+    session.cmd(params.get("dd_cmd"))
+
+    plug = BlockDevicesPlug(vm)
+    plug.unplug_devs_serial()
+    plug.hotplug_devs_serial()
+    session.cmd(params.get("dd_cmd"))

qemu/tests/cfg/block_disk_not_default_options.cfg

@@ -0,0 +1,17 @@
+- block_disk_not_default_options:
+    only virtio_blk, virtio_scsi
+    type = block_disk_not_default_options
+    only x86_64
+    start_vm = yes
+    images += " stg0"
+    boot_drive_stg0 = yes
+    image_name_stg0 = images/storage0
+    image_size_stg0 = 40G
+    remove_image_stg0 = yes
+    force_create_image_stg0 = yes
+    dd_cmd = "dd if=/dev/urandom of=test.txt bs=1M count=10"
+    virtio_blk:
+        blk_extra_params_stg0 = "packed=true,page-per-vq=true"
+    virtio_scsi:
+        bus_extra_params_stg0 = "packed=true,page-per-vq=true"
+        drive_bus_stg0 = 1