func pop(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
name := queueName(ctx)
q := queue.FromContext(ctx)
var wait time.Duration
if s := r.URL.Query().Get("wait"); s != "" {
var err error
wait, err = time.ParseDuration(s)
if err != nil {
return err
}
}
var cancel chan struct{}
if cn, ok := w.(http.CloseNotifier); ok {
cancel = make(chan struct{})
go func() {
<-cn.CloseNotify()
close(cancel)
}()
}
envelope, err := q.Dequeue(name, wait, cancel)
if err != nil {
return err
}
return writeHTTP(w, envelope)
}
func push(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
name := queueName(ctx)
q := queue.FromContext(ctx)
props, err := newProperties(r)
if err != nil {
return err
}
b, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
msg := &storage.Message{
ContentType: r.Header.Get("Content-Type"),
Body: b,
}
meta, err := q.Enqueue(name, msg, props)
if err != nil {
return err
}
results := make(map[string]*pushResult)
for k, v := range meta {
results[k] = newPushResult(v)
}
return json.NewEncoder(w).Encode(results)
}
func getProperties(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
name := queueName(ctx)
q := queue.FromContext(ctx)
inherit := asBool(r.URL.Query().Get("inherit"))
if props := q.Properties(name, inherit); props != nil {
return json.NewEncoder(w).Encode(props)
}
w.WriteHeader(http.StatusNoContent)
return nil
}
func reply(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
eid, err := uid.FromHashID(param.FromContext(ctx, "id"))
if err != nil {
return err
}
q := queue.FromContext(ctx)
if err := q.Ack(eid); err != nil {
return err
}
fmt.Fprintf(w, "ok")
return nil
}
func setProperties(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
name := queueName(ctx)
q := queue.FromContext(ctx)
b, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
props := queue.NewProperties()
if err := json.Unmarshal(b, props); err != nil {
return err
}
q.SetProperties(name, props)
return nil
}