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168 changes: 84 additions & 84 deletions wasm-tests/webtransport-tests/echo-server/main.go
Original file line number Diff line number Diff line change
@@ -1,100 +1,100 @@
package main

import (
"context"
"crypto/rand"
"fmt"
"io"
"net/http"

"github.com/libp2p/go-libp2p/core/crypto"
"github.com/libp2p/go-libp2p/core/peer"
"github.com/libp2p/go-libp2p/core/transport"
"github.com/libp2p/go-libp2p/p2p/transport/quicreuse"
webtransport "github.com/libp2p/go-libp2p/p2p/transport/webtransport"
"github.com/quic-go/quic-go"
"github.com/multiformats/go-multiaddr"
"context"
"crypto/rand"
"fmt"
"io"
"net/http"

"github.com/libp2p/go-libp2p/core/crypto"
"github.com/libp2p/go-libp2p/core/peer"
"github.com/libp2p/go-libp2p/core/transport"
"github.com/libp2p/go-libp2p/p2p/transport/quicreuse"
webtransport "github.com/libp2p/go-libp2p/p2p/transport/webtransport"
"github.com/multiformats/go-multiaddr"
"github.com/quic-go/quic-go"
)

// This provides a way for test cases to discover the WebTransport address
func addrReporter(ma multiaddr.Multiaddr) {
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
h := w.Header()
h.Add("Access-Control-Allow-Origin", "*")
h.Add("Cross-Origin-Resource-Policy", "cross-origin")
h.Add("Content-Type", "text/plain; charset=utf-8")
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
h := w.Header()
h.Add("Access-Control-Allow-Origin", "*")
h.Add("Cross-Origin-Resource-Policy", "cross-origin")
h.Add("Content-Type", "text/plain; charset=utf-8")

fmt.Fprint(w, ma.String())
})
fmt.Fprint(w, ma.String())
})

http.ListenAndServe(":4455", nil)
http.ListenAndServe(":4455", nil)
}

func serveConn(conn transport.CapableConn) {
go func() {
for {
stream, err := conn.OpenStream(context.Background())
if err != nil {
break;
}

// Stream is a local operation until data is send
// on the stream. We send a single byte to fully
// initiate the stream.
//
// Ref: https://github.com/libp2p/go-libp2p/issues/2343
stream.Write([]byte("1"))

go io.Copy(stream, stream)
}
}()

for {
stream, err := conn.AcceptStream()
if err != nil {
break
}

go io.Copy(stream, stream)
}
go func() {
for {
stream, err := conn.OpenStream(context.Background())
if err != nil {
break
}

// Stream is a local operation until data is send
// on the stream. We send a single byte to fully
// initiate the stream.
//
// Ref: https://github.com/libp2p/go-libp2p/issues/2343
stream.Write([]byte("1"))

go io.Copy(stream, stream)
}
}()

for {
stream, err := conn.AcceptStream()
if err != nil {
break
}

go io.Copy(stream, stream)
}
}

func main() {
priv, pub, err := crypto.GenerateEd25519Key(rand.Reader)
if err != nil {
panic(err)
}

peerId, err := peer.IDFromPublicKey(pub)
if err != nil {
panic(err)
}

connManager, err := quicreuse.NewConnManager(quic.StatelessResetKey{}, quic.TokenGeneratorKey{})
if err != nil {
panic(err)
}

transport, err := webtransport.New(priv, nil, connManager, nil, nil);
if err != nil {
panic(err)
}

listener, err := transport.Listen(multiaddr.StringCast("/ip4/127.0.0.1/udp/0/quic-v1/webtransport"))
if err != nil {
panic(err)
}

addr := listener.Multiaddr().Encapsulate(multiaddr.StringCast("/p2p/" + peerId.String()))

go addrReporter(addr)

for {
conn, err := listener.Accept()
if err != nil {
panic(nil)
}

go serveConn(conn)
}
priv, pub, err := crypto.GenerateEd25519Key(rand.Reader)
if err != nil {
panic(err)
}

peerId, err := peer.IDFromPublicKey(pub)
if err != nil {
panic(err)
}

connManager, err := quicreuse.NewConnManager(quic.StatelessResetKey{}, quic.TokenGeneratorKey{})
if err != nil {
panic(err)
}

transport, err := webtransport.New(priv, nil, connManager, nil, nil)
if err != nil {
panic(err)
}

listener, err := transport.Listen(multiaddr.StringCast("/ip4/127.0.0.1/udp/0/quic-v1/webtransport"))
if err != nil {
panic(err)
}

addr := listener.Multiaddr().Encapsulate(multiaddr.StringCast("/p2p/" + peerId.String()))

go addrReporter(addr)

for {
conn, err := listener.Accept()
if err != nil {
panic(nil)
}

go serveConn(conn)
}
}