Calm down OCR's logging unless VerboseLogging or TraceLogging is enabled

core/services/llo/delegate.go

@@ -126,7 +126,7 @@ func (d *delegate) Start(ctx context.Context) error {
 			case 1:
 				lggr = logger.With(lggr, "instanceType", "Green")
 			}
-			ocrLogger := logger.NewOCRWrapper(lggr, d.cfg.TraceLogging, func(msg string) {
+			ocrLogger := logger.NewOCRWrapper(NewSuppressedLogger(lggr, d.cfg.ReportingPluginConfig.VerboseLogging), d.cfg.TraceLogging, func(msg string) {
 				// TODO: do we actually need to DB-persist errors?
 				// MERC-3524
 			})

core/services/llo/suppressed_logger.go

@@ -0,0 +1,51 @@
+package llo
+
+import "github.com/smartcontractkit/chainlink-common/pkg/logger"
+
+// Suppressed logger swallows debug/info unless the verbose flag is turned on
+// Useful for OCR to calm down its verbosity
+
+var _ logger.Logger = &SuppressedLogger{}
+
+func NewSuppressedLogger(lggr logger.Logger, verbose bool) logger.Logger {
+	return &SuppressedLogger{
+		Logger:  lggr,
+		Verbose: verbose,
+	}
+}
+
+type SuppressedLogger struct {
+	logger.Logger
+	Verbose bool
+}
+
+func (s *SuppressedLogger) Debug(args ...interface{}) {
+	if s.Verbose {
+		s.Logger.Debug(args...)
+	}
+}
+func (s *SuppressedLogger) Info(args ...interface{}) {
+	if s.Verbose {
+		s.Logger.Info(args...)
+	}
+}
+func (s *SuppressedLogger) Debugf(format string, values ...interface{}) {
+	if s.Verbose {
+		s.Logger.Debugf(format, values...)
+	}
+}
+func (s *SuppressedLogger) Infof(format string, values ...interface{}) {
+	if s.Verbose {
+		s.Logger.Infof(format, values...)
+	}
+}
+func (s *SuppressedLogger) Debugw(msg string, keysAndValues ...interface{}) {
+	if s.Verbose {
+		s.Logger.Debugw(msg, keysAndValues...)
+	}
+}
+func (s *SuppressedLogger) Infow(msg string, keysAndValues ...interface{}) {
+	if s.Verbose {
+		s.Logger.Infow(msg, keysAndValues...)
+	}
+}