477 lines
9.0 KiB
Go
477 lines
9.0 KiB
Go
package kcp
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import (
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"crypto/sha1"
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"fmt"
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"io"
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"log"
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"net"
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"net/http"
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_ "net/http/pprof"
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"sync"
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"testing"
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"time"
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"golang.org/x/crypto/pbkdf2"
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)
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const portEcho = "127.0.0.1:9999"
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const portSink = "127.0.0.1:19999"
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const portTinyBufferEcho = "127.0.0.1:29999"
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const portListerner = "127.0.0.1:9998"
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const salt = "kcptest"
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var key = []byte("testkey")
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var fec = 4
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var pass = pbkdf2.Key(key, []byte(portSink), 4096, 32, sha1.New)
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func init() {
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go func() {
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log.Println(http.ListenAndServe("localhost:6060", nil))
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}()
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go echoServer()
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go sinkServer()
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go tinyBufferEchoServer()
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println("beginning tests, encryption:salsa20, fec:10/3")
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}
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func dialEcho() (*UDPSession, error) {
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//block, _ := NewNoneBlockCrypt(pass)
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//block, _ := NewSimpleXORBlockCrypt(pass)
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//block, _ := NewTEABlockCrypt(pass[:16])
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//block, _ := NewAESBlockCrypt(pass)
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block, _ := NewSalsa20BlockCrypt(pass)
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sess, err := DialWithOptions(portEcho, block, 10, 3)
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if err != nil {
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panic(err)
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}
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sess.SetStreamMode(true)
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sess.SetStreamMode(false)
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sess.SetStreamMode(true)
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sess.SetWindowSize(4096, 4096)
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sess.SetReadBuffer(4 * 1024 * 1024)
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sess.SetWriteBuffer(4 * 1024 * 1024)
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sess.SetStreamMode(true)
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sess.SetNoDelay(1, 10, 2, 1)
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sess.SetMtu(1400)
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sess.SetMtu(1600)
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sess.SetMtu(1400)
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sess.SetACKNoDelay(true)
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sess.SetDeadline(time.Now().Add(time.Minute))
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return sess, err
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}
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func dialSink() (*UDPSession, error) {
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sess, err := DialWithOptions(portSink, nil, 0, 0)
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if err != nil {
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panic(err)
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}
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sess.SetStreamMode(true)
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sess.SetWindowSize(4096, 4096)
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sess.SetReadBuffer(4 * 1024 * 1024)
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sess.SetWriteBuffer(4 * 1024 * 1024)
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sess.SetStreamMode(true)
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sess.SetNoDelay(1, 10, 2, 1)
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sess.SetMtu(1400)
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sess.SetACKNoDelay(true)
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sess.SetDeadline(time.Now().Add(time.Minute))
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return sess, err
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}
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func dialTinyBufferEcho() (*UDPSession, error) {
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//block, _ := NewNoneBlockCrypt(pass)
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//block, _ := NewSimpleXORBlockCrypt(pass)
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//block, _ := NewTEABlockCrypt(pass[:16])
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//block, _ := NewAESBlockCrypt(pass)
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block, _ := NewSalsa20BlockCrypt(pass)
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sess, err := DialWithOptions(portTinyBufferEcho, block, 10, 3)
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if err != nil {
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panic(err)
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}
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return sess, err
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}
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//////////////////////////
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func listenEcho() (net.Listener, error) {
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//block, _ := NewNoneBlockCrypt(pass)
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//block, _ := NewSimpleXORBlockCrypt(pass)
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//block, _ := NewTEABlockCrypt(pass[:16])
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//block, _ := NewAESBlockCrypt(pass)
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block, _ := NewSalsa20BlockCrypt(pass)
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return ListenWithOptions(portEcho, block, 10, 3)
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}
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func listenTinyBufferEcho() (net.Listener, error) {
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//block, _ := NewNoneBlockCrypt(pass)
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//block, _ := NewSimpleXORBlockCrypt(pass)
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//block, _ := NewTEABlockCrypt(pass[:16])
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//block, _ := NewAESBlockCrypt(pass)
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block, _ := NewSalsa20BlockCrypt(pass)
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return ListenWithOptions(portTinyBufferEcho, block, 10, 3)
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}
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func listenSink() (net.Listener, error) {
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return ListenWithOptions(portSink, nil, 0, 0)
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}
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func echoServer() {
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l, err := listenEcho()
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if err != nil {
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panic(err)
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}
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go func() {
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kcplistener := l.(*Listener)
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kcplistener.SetReadBuffer(4 * 1024 * 1024)
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kcplistener.SetWriteBuffer(4 * 1024 * 1024)
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kcplistener.SetDSCP(46)
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for {
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s, err := l.Accept()
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if err != nil {
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return
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}
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// coverage test
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s.(*UDPSession).SetReadBuffer(4 * 1024 * 1024)
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s.(*UDPSession).SetWriteBuffer(4 * 1024 * 1024)
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go handleEcho(s.(*UDPSession))
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}
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}()
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}
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func sinkServer() {
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l, err := listenSink()
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if err != nil {
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panic(err)
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}
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go func() {
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kcplistener := l.(*Listener)
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kcplistener.SetReadBuffer(4 * 1024 * 1024)
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kcplistener.SetWriteBuffer(4 * 1024 * 1024)
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kcplistener.SetDSCP(46)
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for {
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s, err := l.Accept()
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if err != nil {
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return
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}
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go handleSink(s.(*UDPSession))
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}
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}()
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}
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func tinyBufferEchoServer() {
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l, err := listenTinyBufferEcho()
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if err != nil {
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panic(err)
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}
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go func() {
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for {
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s, err := l.Accept()
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if err != nil {
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return
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}
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go handleTinyBufferEcho(s.(*UDPSession))
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}
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}()
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}
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///////////////////////////
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func handleEcho(conn *UDPSession) {
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conn.SetStreamMode(true)
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conn.SetWindowSize(4096, 4096)
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conn.SetNoDelay(1, 10, 2, 1)
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conn.SetDSCP(46)
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conn.SetMtu(1400)
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conn.SetACKNoDelay(false)
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conn.SetReadDeadline(time.Now().Add(time.Hour))
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conn.SetWriteDeadline(time.Now().Add(time.Hour))
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buf := make([]byte, 65536)
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for {
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n, err := conn.Read(buf)
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if err != nil {
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panic(err)
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}
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conn.Write(buf[:n])
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}
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}
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func handleSink(conn *UDPSession) {
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conn.SetStreamMode(true)
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conn.SetWindowSize(4096, 4096)
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conn.SetNoDelay(1, 10, 2, 1)
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conn.SetDSCP(46)
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conn.SetMtu(1400)
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conn.SetACKNoDelay(false)
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conn.SetReadDeadline(time.Now().Add(time.Hour))
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conn.SetWriteDeadline(time.Now().Add(time.Hour))
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buf := make([]byte, 65536)
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for {
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_, err := conn.Read(buf)
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if err != nil {
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panic(err)
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}
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}
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}
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func handleTinyBufferEcho(conn *UDPSession) {
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conn.SetStreamMode(true)
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buf := make([]byte, 2)
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for {
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n, err := conn.Read(buf)
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if err != nil {
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panic(err)
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}
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conn.Write(buf[:n])
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}
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}
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///////////////////////////
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func TestTimeout(t *testing.T) {
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cli, err := dialEcho()
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if err != nil {
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panic(err)
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}
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buf := make([]byte, 10)
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//timeout
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cli.SetDeadline(time.Now().Add(time.Second))
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<-time.After(2 * time.Second)
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n, err := cli.Read(buf)
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if n != 0 || err == nil {
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t.Fail()
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}
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cli.Close()
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}
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func TestSendRecv(t *testing.T) {
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cli, err := dialEcho()
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if err != nil {
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panic(err)
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}
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cli.SetWriteDelay(true)
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cli.SetDUP(1)
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const N = 100
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buf := make([]byte, 10)
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for i := 0; i < N; i++ {
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msg := fmt.Sprintf("hello%v", i)
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cli.Write([]byte(msg))
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if n, err := cli.Read(buf); err == nil {
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if string(buf[:n]) != msg {
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t.Fail()
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}
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} else {
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panic(err)
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}
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}
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cli.Close()
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}
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func TestTinyBufferReceiver(t *testing.T) {
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cli, err := dialTinyBufferEcho()
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if err != nil {
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panic(err)
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}
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const N = 100
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snd := byte(0)
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fillBuffer := func(buf []byte) {
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for i := 0; i < len(buf); i++ {
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buf[i] = snd
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snd++
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}
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}
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rcv := byte(0)
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check := func(buf []byte) bool {
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for i := 0; i < len(buf); i++ {
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if buf[i] != rcv {
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return false
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}
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rcv++
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}
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return true
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}
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sndbuf := make([]byte, 7)
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rcvbuf := make([]byte, 7)
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for i := 0; i < N; i++ {
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fillBuffer(sndbuf)
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cli.Write(sndbuf)
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if n, err := io.ReadFull(cli, rcvbuf); err == nil {
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if !check(rcvbuf[:n]) {
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t.Fail()
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}
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} else {
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panic(err)
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}
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}
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cli.Close()
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}
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func TestClose(t *testing.T) {
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cli, err := dialEcho()
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if err != nil {
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panic(err)
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}
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buf := make([]byte, 10)
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cli.Close()
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if cli.Close() == nil {
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t.Fail()
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}
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n, err := cli.Write(buf)
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if n != 0 || err == nil {
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t.Fail()
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}
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n, err = cli.Read(buf)
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if n != 0 || err == nil {
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t.Fail()
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}
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cli.Close()
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}
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func TestParallel1024CLIENT_64BMSG_64CNT(t *testing.T) {
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var wg sync.WaitGroup
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wg.Add(1024)
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for i := 0; i < 1024; i++ {
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go parallel_client(&wg)
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}
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wg.Wait()
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}
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func parallel_client(wg *sync.WaitGroup) (err error) {
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cli, err := dialEcho()
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if err != nil {
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panic(err)
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}
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err = echo_tester(cli, 64, 64)
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wg.Done()
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return
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}
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func BenchmarkEchoSpeed4K(b *testing.B) {
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speedclient(b, 4096)
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}
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func BenchmarkEchoSpeed64K(b *testing.B) {
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speedclient(b, 65536)
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}
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func BenchmarkEchoSpeed512K(b *testing.B) {
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speedclient(b, 524288)
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}
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func BenchmarkEchoSpeed1M(b *testing.B) {
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speedclient(b, 1048576)
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}
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func speedclient(b *testing.B, nbytes int) {
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b.ReportAllocs()
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cli, err := dialEcho()
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if err != nil {
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panic(err)
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}
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if err := echo_tester(cli, nbytes, b.N); err != nil {
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b.Fail()
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}
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b.SetBytes(int64(nbytes))
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}
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func BenchmarkSinkSpeed4K(b *testing.B) {
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sinkclient(b, 4096)
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}
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func BenchmarkSinkSpeed64K(b *testing.B) {
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sinkclient(b, 65536)
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}
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func BenchmarkSinkSpeed256K(b *testing.B) {
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sinkclient(b, 524288)
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}
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func BenchmarkSinkSpeed1M(b *testing.B) {
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sinkclient(b, 1048576)
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}
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func sinkclient(b *testing.B, nbytes int) {
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b.ReportAllocs()
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cli, err := dialSink()
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if err != nil {
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panic(err)
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}
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sink_tester(cli, nbytes, b.N)
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b.SetBytes(int64(nbytes))
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}
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func echo_tester(cli net.Conn, msglen, msgcount int) error {
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buf := make([]byte, msglen)
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for i := 0; i < msgcount; i++ {
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// send packet
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if _, err := cli.Write(buf); err != nil {
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return err
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}
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// receive packet
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nrecv := 0
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for {
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n, err := cli.Read(buf)
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if err != nil {
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return err
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} else {
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nrecv += n
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if nrecv == msglen {
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break
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}
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}
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}
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}
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return nil
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}
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func sink_tester(cli *UDPSession, msglen, msgcount int) error {
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// sender
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buf := make([]byte, msglen)
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for i := 0; i < msgcount; i++ {
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if _, err := cli.Write(buf); err != nil {
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return err
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}
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}
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return nil
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}
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func TestSNMP(t *testing.T) {
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t.Log(DefaultSnmp.Copy())
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t.Log(DefaultSnmp.Header())
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t.Log(DefaultSnmp.ToSlice())
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DefaultSnmp.Reset()
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t.Log(DefaultSnmp.ToSlice())
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}
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func TestListenerClose(t *testing.T) {
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l, err := ListenWithOptions(portListerner, nil, 10, 3)
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if err != nil {
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t.Fail()
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}
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l.SetReadDeadline(time.Now().Add(time.Second))
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l.SetWriteDeadline(time.Now().Add(time.Second))
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l.SetDeadline(time.Now().Add(time.Second))
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time.Sleep(2 * time.Second)
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if _, err := l.Accept(); err == nil {
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t.Fail()
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}
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l.Close()
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fakeaddr, _ := net.ResolveUDPAddr("udp6", "127.0.0.1:1111")
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if l.closeSession(fakeaddr) {
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t.Fail()
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}
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}
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