Proof of concept script

go.mod

@@ -0,0 +1,3 @@
+module miniwol
+
+go 1.17

main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"fmt"
+	"net"
+)
+
+func main() {
+	macStr := "" // Target Computers MAC Address
+
+	// Get a binary representation of that MAC Address
+	mac, err := net.ParseMAC(macStr)
+	if err != nil {
+		panic(err)
+	}
+
+	// Construct the Magic Packet
+	packet := make([]byte, 102)
+	index := 0
+	for i := 0; i < 6; i++ {
+		packet[index] = 0xFF
+		index++
+	}
+	for i := 0; i < 16; i++ {
+		for j := 0; j < 6; j++ {
+			packet[index] = mac[j]
+			index++
+		}
+	}
+
+	localAddr, err := net.ResolveUDPAddr("udp4", ":9")
+	if err != nil {
+		panic(err)
+	}
+
+	broadcastAddr, err := net.ResolveUDPAddr("udp4", "255.255.255.255:9") // General Broadcast
+	// broadcastAddr, err := net.ResolveUDPAddr("udp4", "192.168.178.255:9") // Broadcast on most home networks
+	if err != nil {
+		panic(err)
+	}
+
+	conn, err := net.DialUDP("udp4", localAddr, broadcastAddr)
+	if err != nil {
+		panic(err)
+	}
+
+	defer conn.Close()
+	conn.Write(packet)
+
+	fmt.Println("Successfully sent magic packet")
+}