MacFromIPMI.go

// https://gist.github.com/DavidWittman/b7a509632ed92fccf237 (SuperMicro)
package main

import (
	"fmt"
	"net"

	"github.com/vmware/goipmi"
)

type macAddrResponse struct {
	ipmi.CompletionCode
	_   [4]byte
	Mac [6]byte
}

func main() {
	ipmiReq := &ipmi.Request{
		NetworkFunction: ipmi.NetworkFunction(0x30),
		Command:         ipmi.Command(0x21),
		Data:            []byte{},
	}
	ipmiRes := &macAddrResponse{}

	conn := &ipmi.Connection{
		Hostname:  "IP",
		Port:      623,
		Username:  "USER",
		Password:  "PASS",
		Interface: "lanplus",
	}

	client, err := ipmi.NewClient(conn)
	if err != nil {
		fmt.Println(err)
		return
	}

	err = client.Send(ipmiReq, ipmiRes)
	if err != nil {
		fmt.Println(err)
		return
	}

	var mac net.HardwareAddr
	mac = ipmiRes.Mac[:]
	fmt.Println(mac.String())

}