libgo/go/net/hook.go

   1 // Copyright 2015 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package net
   6
   7 import (
   8         "context"
   9         "time"
  10 )
  11
  12 var (
  13         // if non-nil, overrides dialTCP.
  14         testHookDialTCP func(ctx context.Context, net string, laddr, raddr *TCPAddr) (*TCPConn, error)
  15
  16         testHookHostsPath = "/etc/hosts"
  17         testHookLookupIP  = func(
  18                 ctx context.Context,
  19                 fn func(context.Context, string, string) ([]IPAddr, error),
  20                 network string,
  21                 host string,
  22         ) ([]IPAddr, error) {
  23                 return fn(ctx, network, host)
  24         }
  25         testHookSetKeepAlive = func(time.Duration) {}
  26 )