only enable OpenTelemetry if the module has been loaded

kubernetes · Jul 22, 2022 · 527ab26 · 527ab26
1 parent b29de25
commit 527ab26
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/internal/ingress/controller/template/template.go b/internal/ingress/controller/template/template.go
@@ -1653,6 +1653,14 @@ func shouldLoadOpenTelemetryModule(c interface{}, s interface{}) bool {
 		return false
 	}
 
+	if _, err := os.Stat("/etc/nginx/modules/otel_ngx_module.so"); err != nil {
+		klog.Errorf("couldn't retrieve otel_ngx_module.so. Got %#v", err)
+
+		// Switch the config to false so the templates don't try loading the plugin
+		cfg.EnableOpenTelemetry = false
+		return false
+	}
+
 	if cfg.EnableOpenTelemetry {
 		return true
 	}