feat: add required log

notation.go

@@ -93,7 +93,7 @@ func Sign(ctx context.Context, signer Signer, repo registry.Repository, opts Sig
 		return ocispec.Descriptor{}, err
 	}
 	logger.Debugf("Generated annotations: %+v", annotations)
-	logger.Debugf("Pushing signature of artifact descriptor: %+v", targetDesc)
+	logger.Debugf("Pushing signature of artifact descriptor: %+v, signature media type: %v", targetDesc, opts.SignatureMediaType)
 	_, _, err = repo.PushSignature(ctx, opts.SignatureMediaType, sig, targetDesc, annotations)
 	if err != nil {
 		return ocispec.Descriptor{}, err
@@ -249,6 +249,8 @@ func Verify(ctx context.Context, verifier Verifier, repo registry.Repository, re
 			if err != nil {
 				return ErrorSignatureRetrievalFailed{Msg: fmt.Sprintf("unable to retrieve digital signature with digest %q associated with %q from the registry, error : %v", sigManifestDesc.Digest, artifactRef, err.Error())}
 			}
+			logger.Debugf("signature media type: %v", sigDesc.MediaType)
+
 			// using signature media type fetched from registry
 			opts.SignatureMediaType = sigDesc.MediaType
 

verifier/verifier.go

@@ -223,7 +223,7 @@ func (v *verifier) processSignature(ctx context.Context, sigBlob []byte, envelop
 		}
 
 		if len(capabilitiesToVerify) > 0 {
-			logger.Debugf("Executing verification plugin with capabilities %v", capabilitiesToVerify)
+			logger.Debugf("Executing verification plugin %q with capabilities %v", verificationPluginName, capabilitiesToVerify)
 			response, err := executePlugin(ctx, installedPlugin, trustPolicy, capabilitiesToVerify, outcome.EnvelopeContent, pluginConfig)
 			if err != nil {
 				return err
@@ -554,8 +554,8 @@ func logVerificationResult(logger log.Logger, result *notation.ValidationResult)
 	}
 	switch result.Action {
 	case trustpolicy.ActionLog:
-		logger.Warnf("%v validation failed with validation action set to \"logged\". Failure reason: %v", result.Type, result.Error)
+		logger.Warnf("%v validation failed with validation action set to \"logged\". Failure reason: %v", strings.Title(string(result.Type)), result.Error)
 	case trustpolicy.ActionEnforce:
-		logger.Errorf("%v validation failed. Failure reason: %v", result.Type, result.Error)
+		logger.Errorf("%v validation failed. Failure reason: %v", strings.Title(string(result.Type)), result.Error)
 	}
 }