1 files changed, 0 insertions, 290 deletions
diff --git a/vendor/google.golang.org/appengine/socket/socket_classic.go b/vendor/google.golang.org/appengine/socket/socket_classic.go
deleted file mode 100644
index 0ad50e2..0000000
--- a/vendor/google.golang.org/appengine/socket/socket_classic.go
+++ /dev/null
@@ -1,290 +0,0 @@
-// Copyright 2012 Google Inc. All rights reserved.
-// Use of this source code is governed by the Apache 2.0
-// license that can be found in the LICENSE file.
-
-// +build appengine
-
-package socket
-
-import (
-	"fmt"
-	"io"
-	"net"
-	"strconv"
-	"time"
-
-	"github.com/golang/protobuf/proto"
-	"golang.org/x/net/context"
-	"google.golang.org/appengine/internal"
-
-	pb "google.golang.org/appengine/internal/socket"
-)
-
-// Dial connects to the address addr on the network protocol.
-// The address format is host:port, where host may be a hostname or an IP address.
-// Known protocols are "tcp" and "udp".
-// The returned connection satisfies net.Conn, and is valid while ctx is valid;
-// if the connection is to be used after ctx becomes invalid, invoke SetContext
-// with the new context.
-func Dial(ctx context.Context, protocol, addr string) (*Conn, error) {
-	return DialTimeout(ctx, protocol, addr, 0)
-}
-
-var ipFamilies = []pb.CreateSocketRequest_SocketFamily{
-	pb.CreateSocketRequest_IPv4,
-	pb.CreateSocketRequest_IPv6,
-}
-
-// DialTimeout is like Dial but takes a timeout.
-// The timeout includes name resolution, if required.
-func DialTimeout(ctx context.Context, protocol, addr string, timeout time.Duration) (*Conn, error) {
-	dialCtx := ctx // Used for dialing and name resolution, but not stored in the *Conn.
-	if timeout > 0 {
-		var cancel context.CancelFunc
-		dialCtx, cancel = context.WithTimeout(ctx, timeout)
-		defer cancel()
-	}
-
-	host, portStr, err := net.SplitHostPort(addr)
-	if err != nil {
-		return nil, err
-	}
-	port, err := strconv.Atoi(portStr)
-	if err != nil {
-		return nil, fmt.Errorf("socket: bad port %q: %v", portStr, err)
-	}
-
-	var prot pb.CreateSocketRequest_SocketProtocol
-	switch protocol {
-	case "tcp":
-		prot = pb.CreateSocketRequest_TCP
-	case "udp":
-		prot = pb.CreateSocketRequest_UDP
-	default:
-		return nil, fmt.Errorf("socket: unknown protocol %q", protocol)
-	}
-
-	packedAddrs, resolved, err := resolve(dialCtx, ipFamilies, host)
-	if err != nil {
-		return nil, fmt.Errorf("socket: failed resolving %q: %v", host, err)
-	}
-	if len(packedAddrs) == 0 {
-		return nil, fmt.Errorf("no addresses for %q", host)
-	}
-
-	packedAddr := packedAddrs[0] // use first address
-	fam := pb.CreateSocketRequest_IPv4
-	if len(packedAddr) == net.IPv6len {
-		fam = pb.CreateSocketRequest_IPv6
-	}
-
-	req := &pb.CreateSocketRequest{
-		Family:   fam.Enum(),
-		Protocol: prot.Enum(),
-		RemoteIp: &pb.AddressPort{
-			Port:          proto.Int32(int32(port)),
-			PackedAddress: packedAddr,
-		},
-	}
-	if resolved {
-		req.RemoteIp.HostnameHint = &host
-	}
-	res := &pb.CreateSocketReply{}
-	if err := internal.Call(dialCtx, "remote_socket", "CreateSocket", req, res); err != nil {
-		return nil, err
-	}
-
-	return &Conn{
-		ctx:    ctx,
-		desc:   res.GetSocketDescriptor(),
-		prot:   prot,
-		local:  res.ProxyExternalIp,
-		remote: req.RemoteIp,
-	}, nil
-}
-
-// LookupIP returns the given host's IP addresses.
-func LookupIP(ctx context.Context, host string) (addrs []net.IP, err error) {
-	packedAddrs, _, err := resolve(ctx, ipFamilies, host)
-	if err != nil {
-		return nil, fmt.Errorf("socket: failed resolving %q: %v", host, err)
-	}
-	addrs = make([]net.IP, len(packedAddrs))
-	for i, pa := range packedAddrs {
-		addrs[i] = net.IP(pa)
-	}
-	return addrs, nil
-}
-
-func resolve(ctx context.Context, fams []pb.CreateSocketRequest_SocketFamily, host string) ([][]byte, bool, error) {
-	// Check if it's an IP address.
-	if ip := net.ParseIP(host); ip != nil {
-		if ip := ip.To4(); ip != nil {
-			return [][]byte{ip}, false, nil
-		}
-		return [][]byte{ip}, false, nil
-	}
-
-	req := &pb.ResolveRequest{
-		Name:            &host,
-		AddressFamilies: fams,
-	}
-	res := &pb.ResolveReply{}
-	if err := internal.Call(ctx, "remote_socket", "Resolve", req, res); err != nil {
-		// XXX: need to map to pb.ResolveReply_ErrorCode?
-		return nil, false, err
-	}
-	return res.PackedAddress, true, nil
-}
-
-// withDeadline is like context.WithDeadline, except it ignores the zero deadline.
-func withDeadline(parent context.Context, deadline time.Time) (context.Context, context.CancelFunc) {
-	if deadline.IsZero() {
-		return parent, func() {}
-	}
-	return context.WithDeadline(parent, deadline)
-}
-
-// Conn represents a socket connection.
-// It implements net.Conn.
-type Conn struct {
-	ctx    context.Context
-	desc   string
-	offset int64
-
-	prot          pb.CreateSocketRequest_SocketProtocol
-	local, remote *pb.AddressPort
-
-	readDeadline, writeDeadline time.Time // optional
-}
-
-// SetContext sets the context that is used by this Conn.
-// It is usually used only when using a Conn that was created in a different context,
-// such as when a connection is created during a warmup request but used while
-// servicing a user request.
-func (cn *Conn) SetContext(ctx context.Context) {
-	cn.ctx = ctx
-}
-
-func (cn *Conn) Read(b []byte) (n int, err error) {
-	const maxRead = 1 << 20
-	if len(b) > maxRead {
-		b = b[:maxRead]
-	}
-
-	req := &pb.ReceiveRequest{
-		SocketDescriptor: &cn.desc,
-		DataSize:         proto.Int32(int32(len(b))),
-	}
-	res := &pb.ReceiveReply{}
-	if !cn.readDeadline.IsZero() {
-		req.TimeoutSeconds = proto.Float64(cn.readDeadline.Sub(time.Now()).Seconds())
-	}
-	ctx, cancel := withDeadline(cn.ctx, cn.readDeadline)
-	defer cancel()
-	if err := internal.Call(ctx, "remote_socket", "Receive", req, res); err != nil {
-		return 0, err
-	}
-	if len(res.Data) == 0 {
-		return 0, io.EOF
-	}
-	if len(res.Data) > len(b) {
-		return 0, fmt.Errorf("socket: internal error: read too much data: %d > %d", len(res.Data), len(b))
-	}
-	return copy(b, res.Data), nil
-}
-
-func (cn *Conn) Write(b []byte) (n int, err error) {
-	const lim = 1 << 20 // max per chunk
-
-	for n < len(b) {
-		chunk := b[n:]
-		if len(chunk) > lim {
-			chunk = chunk[:lim]
-		}
-
-		req := &pb.SendRequest{
-			SocketDescriptor: &cn.desc,
-			Data:             chunk,
-			StreamOffset:     &cn.offset,
-		}
-		res := &pb.SendReply{}
-		if !cn.writeDeadline.IsZero() {
-			req.TimeoutSeconds = proto.Float64(cn.writeDeadline.Sub(time.Now()).Seconds())
-		}
-		ctx, cancel := withDeadline(cn.ctx, cn.writeDeadline)
-		defer cancel()
-		if err = internal.Call(ctx, "remote_socket", "Send", req, res); err != nil {
-			// assume zero bytes were sent in this RPC
-			break
-		}
-		n += int(res.GetDataSent())
-		cn.offset += int64(res.GetDataSent())
-	}
-
-	return
-}
-
-func (cn *Conn) Close() error {
-	req := &pb.CloseRequest{
-		SocketDescriptor: &cn.desc,
-	}
-	res := &pb.CloseReply{}
-	if err := internal.Call(cn.ctx, "remote_socket", "Close", req, res); err != nil {
-		return err
-	}
-	cn.desc = "CLOSED"
-	return nil
-}
-
-func addr(prot pb.CreateSocketRequest_SocketProtocol, ap *pb.AddressPort) net.Addr {
-	if ap == nil {
-		return nil
-	}
-	switch prot {
-	case pb.CreateSocketRequest_TCP:
-		return &net.TCPAddr{
-			IP:   net.IP(ap.PackedAddress),
-			Port: int(*ap.Port),
-		}
-	case pb.CreateSocketRequest_UDP:
-		return &net.UDPAddr{
-			IP:   net.IP(ap.PackedAddress),
-			Port: int(*ap.Port),
-		}
-	}
-	panic("unknown protocol " + prot.String())
-}
-
-func (cn *Conn) LocalAddr() net.Addr  { return addr(cn.prot, cn.local) }
-func (cn *Conn) RemoteAddr() net.Addr { return addr(cn.prot, cn.remote) }
-
-func (cn *Conn) SetDeadline(t time.Time) error {
-	cn.readDeadline = t
-	cn.writeDeadline = t
-	return nil
-}
-
-func (cn *Conn) SetReadDeadline(t time.Time) error {
-	cn.readDeadline = t
-	return nil
-}
-
-func (cn *Conn) SetWriteDeadline(t time.Time) error {
-	cn.writeDeadline = t
-	return nil
-}
-
-// KeepAlive signals that the connection is still in use.
-// It may be called to prevent the socket being closed due to inactivity.
-func (cn *Conn) KeepAlive() error {
-	req := &pb.GetSocketNameRequest{
-		SocketDescriptor: &cn.desc,
-	}
-	res := &pb.GetSocketNameReply{}
-	return internal.Call(cn.ctx, "remote_socket", "GetSocketName", req, res)
-}
-
-func init() {
-	internal.RegisterErrorCodeMap("remote_socket", pb.RemoteSocketServiceError_ErrorCode_name)
-}