mirror of
https://github.com/DNSCrypt/dnscrypt-proxy.git
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tfo listener
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parent
d14d2b613a
commit
1fbe726080
@ -1,6 +1,7 @@
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package main
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import (
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"context"
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crypto_rand "crypto/rand"
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"encoding/binary"
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"io"
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@ -8,6 +9,7 @@
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"net"
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"os"
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"sync/atomic"
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"syscall"
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"time"
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"github.com/jedisct1/dlog"
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@ -15,6 +17,7 @@
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stamps "github.com/jedisct1/go-dnsstamps"
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"github.com/miekg/dns"
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"golang.org/x/crypto/curve25519"
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"golang.org/x/sys/unix"
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)
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type Proxy struct {
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@ -313,13 +316,22 @@ func (proxy *Proxy) tcpListener(acceptPc *net.TCPListener) {
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}
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}
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func (proxy *Proxy) tcpListenerSetup(network, address string, cnx syscall.RawConn) error {
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cnx.Write(func(fd uintptr) bool {
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_ = syscall.SetsockoptInt(int(fd), unix.IPPROTO_TCP, unix.TCP_FASTOPEN, 10)
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return true
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})
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return nil
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}
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func (proxy *Proxy) tcpListenerFromAddr(listenAddr *net.TCPAddr) error {
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acceptPc, err := net.ListenTCP("tcp", listenAddr)
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listenConfig := net.ListenConfig{Control: proxy.tcpListenerSetup}
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acceptPc, err := listenConfig.Listen(context.Background(), "tcp", listenAddr.String())
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if err != nil {
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return err
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}
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dlog.Noticef("Now listening to %v [TCP]", listenAddr)
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go proxy.tcpListener(acceptPc)
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go proxy.tcpListener(acceptPc.(*net.TCPListener))
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return nil
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}
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