feat: cisco-nxos provider vPC

* Add implementation to configure virtual Port Channel on Cisco NXOS
  devices.

Author: nikatza

internal/provider/cisco/nxos/vpc.go

@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: 2025 SAP SE or an SAP affiliate company and IronCore contributors
+// SPDX-License-Identifier: Apache-2.0
+package nxos
+
+import "github.com/ironcore-dev/network-operator/internal/provider/cisco/gnmiext/v2"
+
+var (
+	_ gnmiext.Configurable = (*VPC)(nil)
+)
+
+// VPC represents a virtual Port Channel (vPC)
+type VPC struct {
+	AutoRecovery            AdminSt `json:"autoRecovery,omitempty"`      // OC: default disabled
+	AutoRecoveryReloadDelay uint32  `json:"autoRecoveryIntvl,omitempty"` // OC: default 240, range 60..3600
+	DelayRestoreSVI         uint16  `json:"delayRestoreSVI,omitempty"`   // OC: default 10, range 1..3600
+	DelayRestoreVPC         uint16  `json:"delayRestoreVPC,omitempty"`   // OC: default 30, range 1..3600
+	FastConvergence         AdminSt `json:"fastConvergence,omitempty"`   // OC: default disabled
+	Id                      uint16  `json:"id"`                          // OC: range 1..16384
+	L3PeerRouter            AdminSt `json:"l3PeerRouter,omitempty"`      // OC: default disabled
+	PeerGateway             AdminSt `json:"peerGw,omitempty"`            // OC: default disabled
+	PeerSwitch              AdminSt `json:"peerSwitch,omitempty"`        // OC: default disabled
+	RolePrio                uint16  `json:"rolePrio,omitempty"`          // OC: default 32667, range 1..65535
+	SysPrio                 uint16  `json:"sysPrio,omitempty"`           // OC: default 32667, range 1..65535
+	KeepAliveItems          struct {
+		DestIP string `json:"destIp,omitempty"`
+		SrcIP  string `json:"srcIp,omitempty"`
+		VRF    string `json:"vrf,omitempty"`
+	} `json:"keepalive-items,omitzero"`
+}
+
+func (v *VPC) XPath() string {
+	return "System/vpc-items/inst-items/dom-items"
+}

internal/provider/cisco/nxos/vpc_test.go

@@ -0,0 +1,23 @@
+// SPDX-FileCopyrightText: 2025 SAP SE or an SAP affiliate company and IronCore contributors
+// SPDX-License-Identifier: Apache-2.0
+package nxos
+
+func init() {
+	vpc := &VPC{
+		AutoRecovery:            AdminStEnabled,
+		AutoRecoveryReloadDelay: 360,
+		DelayRestoreSVI:         45,
+		DelayRestoreVPC:         150,
+		FastConvergence:         AdminStEnabled,
+		Id:                      2,
+		L3PeerRouter:            AdminStEnabled,
+		PeerGateway:             AdminStEnabled,
+		PeerSwitch:              AdminStEnabled,
+		RolePrio:                100,
+		SysPrio:                 10,
+	}
+	vpc.KeepAliveItems.DestIP = "10.114.235.156"
+	vpc.KeepAliveItems.SrcIP = "10.114.235.155"
+	vpc.KeepAliveItems.VRF = "management"
+	Register("vpc", vpc)
+}