// emitter examines the config file for api information
// and returns the correct
func (js *JavascriptBuilder) emitter() events.Emitter {
if js.config.API.URI == "" {
// no URI set, return a noop emitter
return events.NewNoopEmitter()
}
return events.NewHTTPPostEmitter(js.config.API.URI, js.config.API.Key, js.config.API.Pid)
}
// NewDefaultPipeline returns a new Transporter Pipeline with the given node tree, and
// uses the events.HttpPostEmitter to deliver metrics.
// eg.
// source :=
// transporter.NewNode("source", "mongo", adaptor.Config{"uri": "mongodb://localhost/", "namespace": "boom.foo", "debug": false, "tail": true}).
// Add(transporter.NewNode("out", "file", adaptor.Config{"uri": "stdout://"}))
// pipeline, err := transporter.NewDefaultPipeline(source, events.Api{URI: "http://localhost/endpoint"}, 1*time.Second)
// if err != nil {
// fmt.Println(err)
// os.Exit(1)
// }
// pipeline.Run()
func NewDefaultPipeline(source *Node, uri, key, pid string, interval time.Duration) (*Pipeline, error) {
emitter := events.NewHTTPPostEmitter(uri, key, pid)
return NewPipeline(source, emitter, interval, nil, 10*time.Second)
}