cmd/rv/main.go: add probe update after revid variable update

cmd/rv/main.go

@@ -146,11 +146,6 @@ func main() {
 		p  *turbidityProbe
 	)
 
-	p, err := NewTurbidityProbe(*log, 60*time.Second, rv.Config().TransformMatrix)
-	if err != nil {
-		log.Log(logger.Fatal, "could not create new turbidity probe", "error", err.Error())
-	}
-
 	log.Log(logger.Debug, "initialising netsender client")
 	ns, err := netsender.New(log, nil, readPin(p, rv, log), nil, createVarMap())
 	if err != nil {
@@ -163,6 +158,11 @@ func main() {
 		log.Log(logger.Fatal, pkg+"could not initialise revid", "error", err.Error())
 	}
 
+	p, err = NewTurbidityProbe(*log, 60*time.Second, rv.Config().TransformMatrix)
+	if err != nil {
+		log.Log(logger.Fatal, "could not create new turbidity probe", "error", err.Error())
+	}
+
 	err = rv.SetProbe(p)
 	if err != nil {
 		log.Log(logger.Error, pkg+"could not set probe", "error", err.Error())
@@ -175,12 +175,12 @@ func main() {
 	time.Sleep(runPreDelay)
 
 	log.Log(logger.Debug, "beginning main loop")
-	run(rv, ns, log, netLog)
+	run(rv, ns, log, netLog, p)
 }
 
 // run starts the main loop. This will run netsender on every pass of the loop
 // (sleeping inbetween), check vars, and if changed, update revid as appropriate.
-func run(rv *revid.Revid, ns *netsender.Sender, l *logger.Logger, nl *netlogger.Logger) {
+func run(rv *revid.Revid, ns *netsender.Sender, l *logger.Logger, nl *netlogger.Logger, p *turbidityProbe) {
 	var vs int
 	for {
 		l.Log(logger.Debug, "running netsender")
@@ -225,6 +225,9 @@ func run(rv *revid.Revid, ns *netsender.Sender, l *logger.Logger, nl *netlogger.
 		}
 		l.Log(logger.Info, "revid successfully reconfigured")
 
+		// Update transform matrix based on new revid variables.
+		p.transform = rv.Config().TransformMatrix
+
 		l.Log(logger.Debug, "checking mode")
 		switch ns.Mode() {
 		case modePaused:

cmd/rv/probe.go

@@ -127,7 +127,6 @@ func (tp *turbidityProbe) Write(p []byte) (int, error) {
 		select {
 		case <-tp.ticker.C:
 			tp.log.Log(logger.Debug, "beginning turbidity calculation")
-			tp.log.Log(logger.Debug, "transformation matrix", tp.transform[0])
 			startTime := time.Now()
 			err := tp.turbidityCalculation()
 			if err != nil {