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[libvirt] [PATCH go-xml] Add support for Node Device with basic testing.



---
 node_device.go      | 168 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 node_device_test.go | 128 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 296 insertions(+)
 create mode 100644 node_device.go
 create mode 100644 node_device_test.go

diff --git a/node_device.go b/node_device.go
new file mode 100644
index 0000000..d7850e9
--- /dev/null
+++ b/node_device.go
@@ -0,0 +1,168 @@
+/*
+ * This file is part of the libvirt-go-xml project
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * Copyright (C) 2017 Red Hat, Inc.
+ *
+ */
+
+package libvirtxml
+
+import (
+	"encoding/xml"
+)
+
+type NodeDevice struct {
+	Name       string                 `xml:"name"`
+	Path       string                 `xml:"path,omitempty"`
+	Parent     string                 `xml:"parent,omitempty"`
+	Driver     string                 `xml:"driver>name,omitempty"`
+	Capability []NodeDeviceCapability `xml:"capability"`
+}
+
+type NodeDeviceCapability struct {
+	Domain      int                            `xml:"domain,omitempty"`
+	Bus         int                            `xml:"bus,omitempty"`
+	Slot        int                            `xml:"slot,omitempty"`
+	Function    int                            `xml:"function,omitempty"`
+	IommuGroup  *NodeDeviceIOMMUGroup          `xml:"iommuGroup,omitempty"`
+	Numa        *NodeDeviceNUMA                `xml:"numa,omitempty"`
+	PciExpress  *NodeDevicePciExpress          `xml:"pci-express,omitempty"`
+	Hardware    *NodeDeviceSystemHardware      `xml:"hardware"`
+	Firmware    *NodeDeviceSystemFirmware      `xml:"firmware"`
+	Device      int                            `xml:"device"`
+	Number      int                            `xml:"number"`
+	Class       int                            `xml:"class"`
+	Subclass    int                            `xml:"subclass"`
+	Protocol    int                            `xml:"protocol"`
+	Description string                         `xml:"description,omitempty"`
+	Interface   string                         `xml:"interface"`
+	Address     string                         `xml:"address"`
+	Link        *NodeDeviceNetLink             `xml:"link"`
+	Features    []NodeDeviceNetOffloadFeatures `xml:"feature,omitempty"`
+	UniqueID    int                            `xml:"unique_id"`
+	Target      int                            `xml:"target"`
+	Lun         int                            `xml:"lun"`
+	Block       string                         `xml:"block"`
+	DriverType  string                         `xml:"drive_type"`
+	Model       string                         `xml:"model"`
+	Serial      string                         `xml:"serial"`
+	Size        int                            `xml:"size"`
+	Host        int                            `xml:"host"`
+	Type        string                         `xml:"type"`
+	Product     *NodeDeviceProduct             `xml:"product,omitempty"`
+	Vendor      *NodeDeviceVendor              `xml:"vendor,omitempty"`
+	Capability  []NodeDeviceNestedCapabilities `xml:"capability,omitempty"`
+}
+
+type NodeDeviceVendor struct {
+	ID   string `xml:"id,attr,omitempty"`
+	Name string `xml:",chardata"`
+}
+type NodeDeviceProduct struct {
+	ID   string `xml:"id,attr,omitempty"`
+	Name string `xml:",chardata"`
+}
+
+type NodeDeviceNestedCapabilities struct {
+	Type           string                   `xml:"type,attr"`
+	Address        []NodeDevicePCIAddress   `xml:"address,omitempty"`
+	MaxCount       int                      `xml:"maxCount,attr,omitempty"`
+	VportsOPS      *NodeDeviceSCSIVportsOPS `xml:"vports_ops,omitempty"`
+	FCHost         *NodeDeviceSCSIFCHost    `xml:"fc_host,omitempty"`
+	MediaAvailable int                      `xml:"media_available,omitempty"`
+	MediaSize      int                      `xml:"media_size,omitempty"`
+	MediaLable     int                      `xml:"media_label,omitempty"`
+}
+
+type NodeDevicePciExpress struct {
+	Links []NodeDevicePciExpressLink `xml:"link"`
+}
+
+type NodeDevicePciExpressLink struct {
+	Validity string  `xml:"validity,attr,omitempty"`
+	Speed    float64 `xml:"speed,attr,omitempty"`
+	Port     int     `xml:"port,attr,omitempty"`
+	Width    int     `xml:"width,attr,omitempty"`
+}
+
+type NodeDeviceIOMMUGroup struct {
+	Number int `xml:"number,attr"`
+}
+
+type NodeDeviceNUMA struct {
+	Node int `xml:"node,attr"`
+}
+
+type NodeDevicePCIAddress struct {
+	Domain   string `xml:"domain,attr"`
+	Bus      string `xml:"bus,attr"`
+	Slot     string `xml:"slot,attr"`
+	Function string `xml:"function,attr"`
+}
+
+type NodeDeviceSystemHardware struct {
+	Vendor  string `xml:"vendor"`
+	Version string `xml:"version"`
+	Serial  string `xml:"serial"`
+	UUID    string `xml:"uuid"`
+}
+
+type NodeDeviceSystemFirmware struct {
+	Vendor      string `xml:"vendor"`
+	Version     string `xml:"version"`
+	ReleaseData string `xml:"release_date"`
+}
+
+type NodeDeviceNetOffloadFeatures struct {
+	Name string `xml:"number"`
+}
+
+type NodeDeviceNetLink struct {
+	State string `xml:"state,attr"`
+	Speed string `xml:"speed,attr,omitempty"`
+}
+
+type NetCapability struct {
+	Type string `xml:"type,attr"`
+}
+
+type NodeDeviceSCSIVportsOPS struct {
+	Vports    int `xml:"vports,omitempty"`
+	MaxVports int `xml:"maxvports,,omitempty"`
+}
+
+type NodeDeviceSCSIFCHost struct {
+	WWNN      string `xml:"wwnn,omitempty"`
+	WWPN      string `xml:"wwpn,omitempty"`
+	FabricWWN string `xml:"fabric_wwn,omitempty"`
+}
+
+func (c *NodeDevice) Unmarshal(doc string) error {
+	return xml.Unmarshal([]byte(doc), c)
+}
+
+func (c *NodeDevice) Marshal() (string, error) {
+	doc, err := xml.MarshalIndent(c, "", "  ")
+	if err != nil {
+		return "", err
+	}
+	return string(doc), nil
+}
diff --git a/node_device_test.go b/node_device_test.go
new file mode 100644
index 0000000..bae15f3
--- /dev/null
+++ b/node_device_test.go
@@ -0,0 +1,128 @@
+/*
+ * This file is part of the libvirt-go-xml project
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * Copyright (C) 2017 Red Hat, Inc.
+ *
+ */
+
+package libvirtxml
+
+import (
+	"reflect"
+	"strings"
+	"testing"
+)
+
+var NodeDeviceTestData = []struct {
+	Object *NodeDevice
+	XML    []string
+}{
+	{
+		Object: &NodeDevice{
+			Name:   "pci_0000_81_00_0",
+			Parent: "pci_0000_80_01_0",
+			Driver: "ixgbe",
+			Capability: []NodeDeviceCapability{
+				NodeDeviceCapability{
+					Domain:   1,
+					Bus:      21,
+					Slot:     10,
+					Function: 50,
+					Product: &NodeDeviceProduct{
+						ID:   "0x1528",
+						Name: "Ethernet Controller 10-Gigabit X540-AT2",
+					},
+					Vendor: &NodeDeviceVendor{
+						ID:   "0x8086",
+						Name: "Intel Corporation",
+					},
+					IommuGroup: &NodeDeviceIOMMUGroup{
+						Number: 3,
+					},
+					Numa: &NodeDeviceNUMA{
+						Node: 1,
+					},
+					Capability: []NodeDeviceNestedCapabilities{
+						NodeDeviceNestedCapabilities{
+							Type: "virt_functions",
+							Address: []NodeDevicePCIAddress{
+								NodeDevicePCIAddress{
+									Domain:   "0x0000",
+									Bus:      "0x81",
+									Slot:     "0x10",
+									Function: "0x1",
+								},
+								NodeDevicePCIAddress{
+									Domain:   "0x0000",
+									Bus:      "0x81",
+									Slot:     "0x10",
+									Function: "0x3",
+								},
+							},
+							MaxCount: 63,
+						},
+					},
+				},
+			},
+		},
+		XML: []string{
+			`<device>`,
+			`  <name>pci_0000_81_00_0</name>`,
+			`  <parent>pci_0000_80_01_0</parent>`,
+			`  <driver>`,
+			`		<name>ixgbe</name>`,
+			`  </driver>`,
+			`  <capability type='pci'>`,
+			`	<domain>1</domain>`,
+			`	<bus>21</bus>`,
+			`	<slot>10</slot>`,
+			`	<function>50</function>`,
+			`	<product id='0x1528'>Ethernet Controller 10-Gigabit X540-AT2</product>`,
+			`	<vendor id='0x8086'>Intel Corporation</vendor>`,
+			`	<capability type='virt_functions' maxCount='63'>`,
+			`	  <address domain='0x0000' bus='0x81' slot='0x10' function='0x1'/>`,
+			`	  <address domain='0x0000' bus='0x81' slot='0x10' function='0x3'/>`,
+			`	</capability>`,
+			`	<iommuGroup number='3'>`,
+			`	  <address domain='0x0000' bus='0x15' slot='0x00' function='0x4'/>`,
+			`	</iommuGroup>`,
+			`   <numa node='1'/>`,
+			`  </capability>`,
+			`</device>`,
+		},
+	},
+}
+
+func TestNodeDevice(t *testing.T) {
+	for _, test := range NodeDeviceTestData {
+		xmlDoc := strings.Join(test.XML, "\n")
+		nodeDevice := NodeDevice{}
+		err := nodeDevice.Unmarshal(xmlDoc)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		res := reflect.DeepEqual(&nodeDevice, test.Object)
+		if !res {
+			t.Fatal("Bad NodeDevice object creation.")
+		}
+	}
+}
-- 
2.9.4


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