BitTorrent HTTP、UDP tracker impl(50%)

cmd/bt.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"gopeed/down/bt"
+)
+
+func main() {
+	metaInfo, _ := bt.ParseFromFile("e:/Game.of.Thrones.S08E05.720p.WEB.H264-MEMENTO.torrent")
+	// metaInfo, _ := down.ParseFromFile("e:/test.torrent")
+	if len(metaInfo.AnnounceList) > 0 {
+		for _, announceArr := range metaInfo.AnnounceList {
+			if len(announceArr) > 0 {
+				for _, announce := range announceArr {
+					bt.DoTracker(announce, metaInfo)
+				}
+			}
+		}
+	} else {
+		bt.DoTracker(metaInfo.Announce, metaInfo)
+	}
+}

cmd/test.go

@@ -0,0 +1,9 @@
+package main
+
+import "fmt"
+
+func main() {
+	var b = -1
+	var n = uint32(b)
+	fmt.Println(n)
+}

cmd/udpclient.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"fmt"
+	"net"
+)
+
+func main() {
+	ip := net.ParseIP("127.0.0.1")
+	srcAddr := &net.UDPAddr{IP: net.IPv4zero, Port: 0}
+	dstAddr := &net.UDPAddr{IP: ip, Port: 9981}
+	conn, err := net.DialUDP("udp", srcAddr, dstAddr)
+	if err != nil {
+		fmt.Println(err)
+	}
+	defer conn.Close()
+	conn.Write([]byte("hello"))
+	conn.Write([]byte("test"))
+	conn.Read([]byte{})
+	fmt.Printf("<%s>\n", conn.RemoteAddr())
+}

cmd/udpserver.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"fmt"
+	"net"
+)
+
+func main() {
+	conn, err := net.ListenUDP("udp", &net.UDPAddr{IP: net.ParseIP("127.0.0.1"), Port: 9981})
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Printf("Local: <%s> \n", conn.LocalAddr().String())
+	data := make([]byte, 1024)
+	for {
+		n, remoteAddr, err := conn.ReadFromUDP(data)
+		if err != nil {
+			fmt.Printf("error during read: %s", err)
+		}
+		fmt.Printf("<%s> %s\n", remoteAddr, data[:n])
+		_, err = conn.WriteToUDP([]byte("world"), remoteAddr)
+		if err != nil {
+			fmt.Printf(err.Error())
+		}
+	}
+}