Include unique id and timestamp with webhook events (#291)

Resolves #230

pkg/telemetry/telemetryserviceevents.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/livekit/protocol/livekit"
 	"github.com/livekit/protocol/logger"
+	"github.com/livekit/protocol/utils"
 	"github.com/livekit/protocol/webhook"
 	"google.golang.org/protobuf/types/known/timestamppb"
 
@@ -201,6 +202,9 @@ func (t *telemetryService) notifyEvent(ctx context.Context, event *livekit.Webho
 		return
 	}
 
+	event.CreatedAt = time.Now().Unix()
+	event.Id = utils.NewGuid("EV_")
+
 	t.webhookPool.Submit(func() {
 		if err := t.notifier.Notify(ctx, event); err != nil {
 			logger.Warnw("failed to notify webhook", err, "event", event.Event)

test/webhook_test.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"sync"
 	"testing"
+	"time"
 
 	"github.com/livekit/protocol/auth"
 	"github.com/livekit/protocol/livekit"
@@ -42,6 +43,9 @@ func TestWebhooks(t *testing.T) {
 	// first participant join should have started the room
 	started := ts.GetEvent(webhook.EventRoomStarted)
 	require.Equal(t, testRoom, started.Room.Name)
+	require.NotEmpty(t, started.Id)
+	require.Greater(t, started.CreatedAt, time.Now().Unix()-100)
+	require.GreaterOrEqual(t, time.Now().Unix(), started.CreatedAt)
 	joined := ts.GetEvent(webhook.EventParticipantJoined)
 	require.Equal(t, "c1", joined.Participant.Identity)
 	ts.ClearEvents()