From ea8ca1a6dfe2e76025a4d1b0fd4b5d65d84f66a5 Mon Sep 17 00:00:00 2001
From: Jarno Rankinen <jarno@oranki.net>
Date: Thu, 7 Mar 2024 22:38:18 +0200
Subject: [PATCH] Don't exit on max retries in updateRegisters

---
 main.go            | 2 +-
 pingvin/pingvin.go | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/main.go b/main.go
index 0161898..527374f 100644
--- a/main.go
+++ b/main.go
@@ -25,7 +25,7 @@ import (
 var static embed.FS
 
 var (
-	version      = "0.1.0"
+	version      = "0.1.1"
 	device       pingvin.Pingvin
 	config       Conf
 	usernamehash [32]byte
diff --git a/pingvin/pingvin.go b/pingvin/pingvin.go
index 76d9d4a..37a660f 100644
--- a/pingvin/pingvin.go
+++ b/pingvin/pingvin.go
@@ -310,11 +310,12 @@ func (p *Pingvin) updateRegisters() {
 			if len(results) > 0 {
 				break
 			} else if retries == 4 {
-				log.Fatal("updateRegisters: client.ReadHoldingRegisters: ", err)
+				log.Printf("ERROR: updateRegisters: max retries reached, giving up. client.ReadHoldingRegisters: ", err)
+				return
 			} else if err != nil {
 				log.Printf("WARNING: updateRegisters: client.ReadHoldingRegisters attempt %d: %s", retries, err)
 			}
-			time.Sleep(100 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 		}
 		// The values represent 16 bit integers, but modbus works with bytes
 		// Each even byte of the returned []byte is the 8 MSBs of a new 16-bit