func (h *httpGetter) Get(context Context, in *pb.GetRequest, out *pb.GetResponse) error {
u := fmt.Sprintf(
"%v%v/%v",
h.baseURL,
url.QueryEscape(in.GetGroup()),
url.QueryEscape(in.GetKey()),
)
req, err := http.NewRequest("GET", u, nil)
if err != nil {
return err
}
tr := http.DefaultTransport
if h.transport != nil {
tr = h.transport(context)
}
res, err := tr.RoundTrip(req)
if err != nil {
return err
}
defer res.Body.Close()
if res.StatusCode != http.StatusOK {
return fmt.Errorf("server returned: %v", res.Status)
}
// TODO: avoid this garbage.
b, err := ioutil.ReadAll(res.Body)
if err != nil {
return fmt.Errorf("reading response body: %v", err)
}
err = proto.Unmarshal(b, out)
if err != nil {
return fmt.Errorf("decoding response body: %v", err)
}
return nil
}
func (p *fakePeer) Get(_ Context, in *pb.GetRequest, out *pb.GetResponse) error {
p.hits++
if p.fail {
return errors.New("simulated error from peer")
}
out.Value = []byte("got:" + in.GetKey())
return nil
}