// @app.route(api_root + '/events/<entity_id>/<event_uuid>', methods=['POST'])
func eventsOnPost(w http.ResponseWriter, r *http.Request) {
// get entity structure
entity, _, err := entityFromHttpRequest(r)
if err != nil {
restutil.WriteError(w, err)
return
}
// instantiate event
event, err := newEventFromHttpRequest(r)
if err != nil {
restutil.WriteError(w, err)
return
}
eventUUID := mux.Vars(r)["event_uuid"]
if eventUUID != event.ID() {
err := fmt.Errorf("uuid mismatch: %s vs %s", eventUUID, event.ID())
restutil.WriteError(w, err)
return
}
// send event to orchestrator main
go sendEventToMain(entity, event)
// return empty json
if err = restutil.WriteJSON(w, map[string]interface{}{}); err != nil {
restutil.WriteError(w, err)
}
}
// @app.route(api_root + '/actions/<entity_id>/<action_uuid>', methods=['DELETE'])
//
// NOTE: DELETE must be idempotent (RFC 7231)
func actionsOnDelete(w http.ResponseWriter, r *http.Request) {
var err error
// get entity structure
_, queue, err := entityFromHttpRequest(r)
if err != nil {
restutil.WriteError(w, err)
return
}
// delete the action
actionUUID := mux.Vars(r)["action_uuid"]
queue.Delete(actionUUID)
// return empty json
if err = restutil.WriteJSON(w, map[string]interface{}{}); err != nil {
restutil.WriteError(w, err)
}
}
// @app.route(api_root + '/actions/<entity_id>', methods=['GET'])
//
// NOTE: an inspector has responsibility to DELETE the action, because GET must be idempotent (RFC 7231)
//
// NOTE: there should not be any concurrent GETs for an entity_id
func actionsOnGet(w http.ResponseWriter, r *http.Request) {
var err error
// get entity structure
_, queue, err := entityFromHttpRequest(r)
if err != nil {
restutil.WriteError(w, err)
return
}
// NOTE: if NumGoroutine() increases rapidly, something is going wrong.
log.Debugf("runtime.NumGoroutine()=%d", runtime.NumGoroutine())
// get action (this can take a while, depending on the exploration policy)
action := queue.Peek()
if action == nil {
restutil.WriteError(w, fmt.Errorf("could not get action"))
return
}
if err = restutil.WriteJSON(w, action.JSONMap()); err != nil {
restutil.WriteError(w, err)
}
}