Error logging

internal/metrics/view.go

@@ -1,23 +1,30 @@
 package metrics
 
 import (
+	"github.com/pomerium/pomerium/internal/log"
 	"go.opencensus.io/stats/view"
 )
 
 // RegisterHTTPClientView registers the standard HTTPClient view.
 // It must be called to see metrics in the configured exporters
 func RegisterHTTPClientView() {
-	view.Register(HTTPClientRequestCountView, HTTPClientRequestDurationView, HTTPClientRequestSizeView)
+	if err := view.Register(HTTPClientRequestCountView, HTTPClientRequestDurationView, HTTPClientRequestSizeView); err != nil {
+		log.Warn().Err(err).Msg("Could not register HTTPClientView")
+	}
 }
 
 // RegisterHTTPServerView registers the standard HTTPServer view.
 // It must be called to see metrics in the configured exporters
 func RegisterHTTPServerView() {
-	view.Register(HTTPServerRequestCountView, HTTPServerRequestDurationView, HTTPServerRequestSizeView)
+	if err := view.Register(HTTPServerRequestCountView, HTTPServerRequestDurationView, HTTPServerRequestSizeView); err != nil {
+		log.Warn().Err(err).Msg("Could not register HTTPServerView")
+	}
 }
 
 // RegisterGRPCClientView registers the standard GRPCClient view.
 // It must be called to see metrics in the configured exporters
 func RegisterGRPCClientView() {
-	view.Register(GRPCClientRequestCountView, GRPCClientRequestDurationView, GRPCClientResponseSizeView)
+	if err := view.Register(GRPCClientRequestCountView, GRPCClientRequestDurationView, GRPCClientResponseSizeView); err != nil {
+		log.Warn().Err(err).Msg("Could not register GRPCClientView")
+	}
 }