vendor/github.com/fsouza/go-dockerclient/external/github.com/hashicorp/go-cleanhttp/cleanhttp.go

   1 package cleanhttp
   2
   3 import (
   4         "net"
   5         "net/http"
   6         "runtime"
   7         "time"
   8 )
   9
  10 // DefaultTransport returns a new http.Transport with the same default values
  11 // as http.DefaultTransport
  12 func DefaultTransport() *http.Transport {
  13         transport := &http.Transport{
  14                 Proxy: http.ProxyFromEnvironment,
  15                 Dial: (&net.Dialer{
  16                         Timeout:   30 * time.Second,
  17                         KeepAlive: 30 * time.Second,
  18                 }).Dial,
  19                 TLSHandshakeTimeout: 10 * time.Second,
  20         }
  21         SetTransportFinalizer(transport)
  22         return transport
  23 }
  24
  25 // DefaultClient returns a new http.Client with the same default values as
  26 // http.Client, but with a non-shared Transport
  27 func DefaultClient() *http.Client {
  28         return &http.Client{
  29                 Transport: DefaultTransport(),
  30         }
  31 }
  32
  33 // SetTransportFinalizer sets a finalizer on the transport to ensure that
  34 // idle connections are closed prior to garbage collection; otherwise
  35 // these may leak
  36 func SetTransportFinalizer(transport *http.Transport) {
  37         runtime.SetFinalizer(&transport, func(t **http.Transport) {
  38                 (*t).CloseIdleConnections()
  39         })
  40 }