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Use h2c from x/net to handle h2c requests

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Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>
This commit is contained in:
Julien Salleyron 2019-07-01 15:08:04 +02:00 • committed by Traefiker Bot
parent c7d336f958
commit 4360ca14c1
224 changed files with 22414 additions and 11768 deletions
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58
vendor/golang.org/x/net/ipv4/packet.go generated vendored
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@ -6,7 +6,6 @@ package ipv4
import (
"net"
"syscall"
"golang.org/x/net/internal/socket"
)
@ -28,9 +27,37 @@ func (c *packetHandler) ok() bool { return c != nil && c.IPConn != nil && c.Conn
// header h, the payload p and the control message cm.
func (c *packetHandler) ReadFrom(b []byte) (h *Header, p []byte, cm *ControlMessage, err error) {
if !c.ok() {
return nil, nil, nil, syscall.EINVAL
return nil, nil, nil, errInvalidConn
}
return c.readFrom(b)
c.rawOpt.RLock()
m := socket.Message{
Buffers: [][]byte{b},
OOB: NewControlMessage(c.rawOpt.cflags),
}
c.rawOpt.RUnlock()
if err := c.RecvMsg(&m, 0); err != nil {
return nil, nil, nil, &net.OpError{Op: "read", Net: c.IPConn.LocalAddr().Network(), Source: c.IPConn.LocalAddr(), Err: err}
}
var hs []byte
if hs, p, err = slicePacket(b[:m.N]); err != nil {
return nil, nil, nil, &net.OpError{Op: "read", Net: c.IPConn.LocalAddr().Network(), Source: c.IPConn.LocalAddr(), Err: err}
}
if h, err = ParseHeader(hs); err != nil {
return nil, nil, nil, &net.OpError{Op: "read", Net: c.IPConn.LocalAddr().Network(), Source: c.IPConn.LocalAddr(), Err: err}
}
if m.NN > 0 {
if compatFreeBSD32 {
adjustFreeBSD32(&m)
}
cm = new(ControlMessage)
if err := cm.Parse(m.OOB[:m.NN]); err != nil {
return nil, nil, nil, &net.OpError{Op: "read", Net: c.IPConn.LocalAddr().Network(), Source: c.IPConn.LocalAddr(), Err: err}
}
}
if src, ok := m.Addr.(*net.IPAddr); ok && cm != nil {
cm.Src = src.IP
}
return
}
func slicePacket(b []byte) (h, p []byte, err error) {
@ -63,7 +90,28 @@ func slicePacket(b []byte) (h, p []byte, err error) {
// Options = optional
func (c *packetHandler) WriteTo(h *Header, p []byte, cm *ControlMessage) error {
if !c.ok() {
return syscall.EINVAL
return errInvalidConn
}
return c.writeTo(h, p, cm)
m := socket.Message{
OOB: cm.Marshal(),
}
wh, err := h.Marshal()
if err != nil {
return err
}
m.Buffers = [][]byte{wh, p}
dst := new(net.IPAddr)
if cm != nil {
if ip := cm.Dst.To4(); ip != nil {
dst.IP = ip
}
}
if dst.IP == nil {
dst.IP = h.Dst
}
m.Addr = dst
if err := c.SendMsg(&m, 0); err != nil {
return &net.OpError{Op: "write", Net: c.IPConn.LocalAddr().Network(), Source: c.IPConn.LocalAddr(), Addr: opAddr(dst), Err: err}
}
return nil
}