From 8e4e38b2582c9df2bd7a8ff77caa22b8728968fd Mon Sep 17 00:00:00 2001
From: Norwin <git@nroo.de>
Date: Sun, 2 Jan 2022 08:45:11 +0100
Subject: [PATCH] print metrics on hevring too

---
 rpc/dottir.go | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/rpc/dottir.go b/rpc/dottir.go
index 5e6a670..0b4946c 100644
--- a/rpc/dottir.go
+++ b/rpc/dottir.go
@@ -25,6 +25,18 @@ func ConnectHevring(ránAddress string, stop chan bool, wg *sync.WaitGroup) *Hev
 	go rpc.ServeConn(conn)
 	fmt.Printf("[hevring] awaiting task from Rán\n")
 
+	// print performance
+	go func() {
+		for {
+			time.Sleep(5 * time.Second)
+			if pixelflut.PerformanceReporter.Enabled {
+				fmt.Println(pixelflut.PerformanceReporter)
+			}
+		}
+	}()
+
+	// add listener to stop the task, if this hevring should stop
+	// (either because Rán told us so, or we received an interrupt)
 	h.quit = stop
 	h.wg = wg
 	h.wg.Add(1)
@@ -44,8 +56,8 @@ func ConnectHevring(ránAddress string, stop chan bool, wg *sync.WaitGroup) *Hev
 type Hevring struct {
 	PreviewPath string
 	task        pixelflut.FlutTask
-	taskQuit    chan bool
-	quit        chan bool
+	taskQuit    chan bool // if closed, task is stopped.
+	quit        chan bool // if closed, kills this hevring
 	wg          *sync.WaitGroup
 }