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fix: dns tcp hijack not working

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This commit is contained in:
wwqgtxx 2022-10-05 13:29:10 +08:00
parent e4138c3e1e
commit 347e5e9606
2 changed files with 13 additions and 2 deletions
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8
listener/tun/ipstack/gvisor/handler.go
View file

@ -4,6 +4,7 @@ package gvisor
import (
"encoding/binary"
"io"
"net"
"net/netip"
"time"
@ -60,7 +61,7 @@ func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {
break
}
n, err := tunConn.Read(buf[:length])
n, err := io.ReadFull(tunConn, buf[:length])
if err != nil {
break
}
@ -70,6 +71,11 @@ func (gh *gvHandler) HandleTCP(tunConn adapter.TCPConn) {
break
}
err = binary.Write(tunConn, binary.BigEndian, uint16(len(msg)))
if err != nil {
break
}
_, _ = tunConn.Write(msg)
}
}()

7
listener/tun/ipstack/system/stack.go
View file

@ -113,7 +113,7 @@ func New(device device.Device, dnsHijack []netip.AddrPort, tunAddress netip.Pref
break
}
n, err := conn.Read(buf[:length])
n, err := io.ReadFull(conn, buf[:length])
if err != nil {
break
}
@ -123,6 +123,11 @@ func New(device device.Device, dnsHijack []netip.AddrPort, tunAddress netip.Pref
break
}
err = binary.Write(conn, binary.BigEndian, uint16(len(msg)))
if err != nil {
break
}
_, _ = conn.Write(msg)
}
}()