gaugendre/youtubebeat
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Stop the beat when no more videos to fetch

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This commit is contained in:
Gabriel Augendre 2018-11-18 18:46:54 +01:00
parent d0ded4fd02
commit 007dbdd3a9
1 changed files with 18 additions and 9 deletions
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15
beater/youtubebeat.go
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@ -35,7 +35,7 @@ func New(b *beat.Beat, cfg *common.Config) (beat.Beater, error) {
return bt, nil
}
func scrapeVideos(startId string, fieldsToSend chan common.MapStr) {
func scrapeVideos(startId string, fieldsToSend chan common.MapStr, done chan bool) {
const BaseUrl = "https://www.youtube.com"
const BaseSuffix = "/watch?v="
@ -81,6 +81,7 @@ func scrapeVideos(startId string, fieldsToSend chan common.MapStr) {
videoCollector.Visit(BaseUrl + BaseSuffix + startId)
videoCollector.Wait()
done <- true
}
// Run starts youtubebeat.
@ -94,7 +95,8 @@ func (bt *Youtubebeat) Run(b *beat.Beat) error {
}
fieldsToSend := make(chan common.MapStr)
go scrapeVideos(bt.config.StartId, fieldsToSend)
done := make(chan bool)
go scrapeVideos(bt.config.StartId, fieldsToSend, done)
ticker := time.NewTicker(bt.config.Period)
for {
@ -103,7 +105,13 @@ func (bt *Youtubebeat) Run(b *beat.Beat) error {
return nil
case <-ticker.C:
}
fields := <-fieldsToSend
// Handle a SIGINT even when no more videos to fetch
select {
case <-done:
return nil
case <-bt.done:
return nil
case fields := <-fieldsToSend:
fields["type"] = b.Info.Name
event := beat.Event{
Timestamp: time.Now(),
@ -112,6 +120,7 @@ func (bt *Youtubebeat) Run(b *beat.Beat) error {
bt.client.Publish(event)
logp.Info("Event sent")
}
}
}
// Stop stops youtubebeat.