move bit extract logging behind the debug flag

Aimirim-STI · Oct 30, 2020 · 0d58e6a · 0d58e6a
1 parent a950b1e
commit 0d58e6a
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/main.go b/main.go
@@ -222,7 +222,7 @@ func createHandler(nodeConfig NodeConfig) MsgHandler {
 	var handler MsgHandler
 	if nodeConfig.ExtractBit != nil {
 		extractBit := int(nodeConfig.ExtractBit.(float64)) // JSON numbers are float64 by default
-		handler = OpcuaBitVectorHandler{g, extractBit}
+		handler = OpcuaBitVectorHandler{g, extractBit, *debug}
 	} else {
 		handler = OpcValueHandler{g}
 	}

diff --git a/opcua_bitvector_handler.go b/opcua_bitvector_handler.go
@@ -19,6 +19,7 @@ import (
 type OpcuaBitVectorHandler struct {
 	gauge      prometheus.Gauge
 	extractBit int // identifies the bit to extract. little endian bit & byte order.
+	debug      bool
 }
 
 // Handle computes the float value and emit it as a prometheus metric.
@@ -27,7 +28,9 @@ func (h OpcuaBitVectorHandler) Handle(v ua.Variant) error {
 	if err != nil {
 		return err
 	}
-	log.Printf("Extracted bit number %d: value=%d", h.extractBit, int(floatVal))
+	if h.debug {
+		log.Printf("Extracted bit number %d: value=%d", h.extractBit, int(floatVal))
+	}
 	h.gauge.Set(floatVal)
 	return nil
 }