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// Copyright 2021 Canonical Ltd.
// Licensed under the LGPLv3 with static-linking exception.
// See LICENCE file for details.
package linux
import (
"path/filepath"
efi "github.com/canonical/go-efilib"
. "gopkg.in/check.v1"
)
type virtioSuite struct {
TarFileMixin
}
var _ = Suite(&virtioSuite{})
func (s *virtioSuite) TestHandleVirtioSCSIDevicePathNode(c *C) {
restoreSysfs := MockSysfsPath(filepath.Join(s.UnpackTar(c, "testdata/sys.tar"), "sys"))
defer restoreSysfs()
state := &devicePathBuilderState{
Interface: interfaceTypeVirtio,
Path: efi.DevicePath{
&efi.ACPIDevicePathNode{HID: 0x0a0341d0},
&efi.PCIDevicePathNode{Function: 4, Device: 0x02},
&efi.PCIDevicePathNode{Function: 0, Device: 0x00}},
processed: []string{"pci0000:00", "0000:00:02.4", "0000:05:00.0"},
remaining: []string{"virtio4", "host1", "target1:0:0", "1:0:0:2", "block", "sdd"}}
c.Check(handleVirtioDevicePathNode(state), IsNil)
c.Check(state.processed, DeepEquals, []string{"pci0000:00", "0000:00:02.4", "0000:05:00.0", "virtio4"})
c.Check(state.remaining, DeepEquals, []string{"host1", "target1:0:0", "1:0:0:2", "block", "sdd"})
c.Check(state.Interface, Equals, interfaceTypeSCSI)
c.Check(state.Path, DeepEquals, efi.DevicePath{
&efi.ACPIDevicePathNode{HID: 0x0a0341d0},
&efi.PCIDevicePathNode{Function: 4, Device: 0x02},
&efi.PCIDevicePathNode{Function: 0, Device: 0x00}})
}
func (s *virtioSuite) TestHandleVirtioBlockDevicePathNode(c *C) {
restoreSysfs := MockSysfsPath(filepath.Join(s.UnpackTar(c, "testdata/sys.tar"), "sys"))
defer restoreSysfs()
state := &devicePathBuilderState{
Interface: interfaceTypeVirtio,
Path: efi.DevicePath{
&efi.ACPIDevicePathNode{HID: 0x0a0341d0},
&efi.PCIDevicePathNode{Function: 3, Device: 0x02},
&efi.PCIDevicePathNode{Function: 0, Device: 0x00}},
processed: []string{"pci0000:00", "0000:00:02.3", "0000:04:00.0"},
remaining: []string{"virtio3", "block", "vda"}}
c.Check(handleVirtioDevicePathNode(state), IsNil)
c.Check(state.processed, DeepEquals, []string{"pci0000:00", "0000:00:02.3", "0000:04:00.0", "virtio3", "block", "vda"})
c.Check(state.remaining, DeepEquals, []string{})
c.Check(state.Interface, Equals, interfaceTypeVirtio)
c.Check(state.Path, DeepEquals, efi.DevicePath{
&efi.ACPIDevicePathNode{HID: 0x0a0341d0},
&efi.PCIDevicePathNode{Function: 3, Device: 0x02},
&efi.PCIDevicePathNode{Function: 0, Device: 0x00}})
}
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