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+# virtio-gpu tests
+#
+# This work is licensed under the terms of the GNU GPL, version 2 or
+# later. See the COPYING file in the top-level directory.
+
+
+from avocado_qemu import Test
+from avocado_qemu import BUILD_DIR
+from avocado_qemu import wait_for_console_pattern
+from avocado_qemu import exec_command_and_wait_for_pattern
+from avocado_qemu import is_readable_executable_file
+
+from qemu.accel import kvm_available
+
+import os
+import socket
+import subprocess
+
+
+ACCEL_NOT_AVAILABLE_FMT = "%s accelerator does not seem to be available"
+KVM_NOT_AVAILABLE = ACCEL_NOT_AVAILABLE_FMT % "KVM"
+
+
+def pick_default_vug_bin():
+ relative_path = "./contrib/vhost-user-gpu/vhost-user-gpu"
+ if is_readable_executable_file(relative_path):
+ return relative_path
+
+ bld_dir_path = os.path.join(BUILD_DIR, relative_path)
+ if is_readable_executable_file(bld_dir_path):
+ return bld_dir_path
+
+
+class VirtioGPUx86(Test):
+ """
+ :avocado: tags=virtio-gpu
+ """
+
+ KERNEL_COMMON_COMMAND_LINE = "printk.time=0 "
+ KERNEL_URL = (
+ "https://archives.fedoraproject.org/pub/fedora"
+ "/linux/releases/33/Everything/x86_64/os/images"
+ "/pxeboot/vmlinuz"
+ )
+ INITRD_URL = (
+ "https://archives.fedoraproject.org/pub/fedora"
+ "/linux/releases/33/Everything/x86_64/os/images"
+ "/pxeboot/initrd.img"
+ )
+
+ def wait_for_console_pattern(self, success_message, vm=None):
+ wait_for_console_pattern(
+ self,
+ success_message,
+ failure_message="Kernel panic - not syncing",
+ vm=vm,
+ )
+
+ def test_virtio_vga_virgl(self):
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=device:virtio-vga
+ """
+ kernel_command_line = (
+ self.KERNEL_COMMON_COMMAND_LINE + "console=ttyS0 rdinit=/bin/bash"
+ )
+ # FIXME: should check presence of virtio, virgl etc
+ if not kvm_available(self.arch, self.qemu_bin):
+ self.cancel(KVM_NOT_AVAILABLE)
+
+ kernel_path = self.fetch_asset(self.KERNEL_URL)
+ initrd_path = self.fetch_asset(self.INITRD_URL)
+
+ self.vm.set_console()
+ self.vm.add_args("-cpu", "host")
+ self.vm.add_args("-m", "2G")
+ self.vm.add_args("-machine", "pc,accel=kvm")
+ self.vm.add_args("-device", "virtio-vga,virgl=on")
+ self.vm.add_args("-display", "egl-headless")
+ self.vm.add_args(
+ "-kernel",
+ kernel_path,
+ "-initrd",
+ initrd_path,
+ "-append",
+ kernel_command_line,
+ )
+ self.vm.launch()
+ self.wait_for_console_pattern("as init process")
+ exec_command_and_wait_for_pattern(
+ self, "/usr/sbin/modprobe virtio_gpu", ""
+ )
+ self.wait_for_console_pattern("features: +virgl +edid")
+
+ def test_vhost_user_vga_virgl(self):
+ """
+ :avocado: tags=arch:x86_64
+ :avocado: tags=device:vhost-user-vga
+ """
+ kernel_command_line = (
+ self.KERNEL_COMMON_COMMAND_LINE + "console=ttyS0 rdinit=/bin/bash"
+ )
+ # FIXME: should check presence of vhost-user-gpu, virgl, memfd etc
+ if not kvm_available(self.arch, self.qemu_bin):
+ self.cancel(KVM_NOT_AVAILABLE)
+
+ vug = pick_default_vug_bin()
+ if not vug:
+ self.cancel("Could not find vhost-user-gpu")
+
+ kernel_path = self.fetch_asset(self.KERNEL_URL)
+ initrd_path = self.fetch_asset(self.INITRD_URL)
+
+ # Create socketpair to connect proxy and remote processes
+ qemu_sock, vug_sock = socket.socketpair(
+ socket.AF_UNIX, socket.SOCK_STREAM
+ )
+ os.set_inheritable(qemu_sock.fileno(), True)
+ os.set_inheritable(vug_sock.fileno(), True)
+
+ self._vug_log_path = os.path.join(
+ self.vm._test_dir, "vhost-user-gpu.log"
+ )
+ self._vug_log_file = open(self._vug_log_path, "wb")
+ print(self._vug_log_path)
+
+ vugp = subprocess.Popen(
+ [vug, "--virgl", "--fd=%d" % vug_sock.fileno()],
+ stdin=subprocess.DEVNULL,
+ stdout=self._vug_log_file,
+ stderr=subprocess.STDOUT,
+ shell=False,
+ close_fds=False,
+ )
+
+ self.vm.set_console()
+ self.vm.add_args("-cpu", "host")
+ self.vm.add_args("-m", "2G")
+ self.vm.add_args("-object", "memory-backend-memfd,id=mem,size=2G")
+ self.vm.add_args("-machine", "pc,memory-backend=mem,accel=kvm")
+ self.vm.add_args("-chardev", "socket,id=vug,fd=%d" % qemu_sock.fileno())
+ self.vm.add_args("-device", "vhost-user-vga,chardev=vug")
+ self.vm.add_args("-display", "egl-headless")
+ self.vm.add_args(
+ "-kernel",
+ kernel_path,
+ "-initrd",
+ initrd_path,
+ "-append",
+ kernel_command_line,
+ )
+ self.vm.launch()
+ self.wait_for_console_pattern("as init process")
+ exec_command_and_wait_for_pattern(
+ self, "/usr/sbin/modprobe virtio_gpu", ""
+ )
+ self.wait_for_console_pattern("features: +virgl -edid")
+ self.vm.shutdown()
+ qemu_sock.close()
+ vugp.terminate()
+ vugp.wait()