refactor: remove unneccessary getters

api/v1beta2/authpolicy_types.go

@@ -187,6 +187,12 @@ type AuthPolicyCommonSpec struct {
 	AuthScheme *AuthSchemeSpec `json:"rules,omitempty"`
 }
 
+// GetRouteSelectors returns the top-level route selectors of the auth scheme.
+// impl: RouteSelectorsGetter
+func (c AuthPolicyCommonSpec) GetRouteSelectors() []RouteSelector {
+	return c.RouteSelectors
+}
+
 type AuthPolicyStatus struct {
 	// ObservedGeneration reflects the generation of the most recently observed spec.
 	// +optional
@@ -279,7 +285,7 @@ func (ap *AuthPolicy) GetRulesHostnames() (ruleHosts []string) {
 		}
 	}
 
-	appendCommonSpecRuleHosts := func(c AuthPolicyCommonSpec) {
+	appendCommonSpecRuleHosts := func(c *AuthPolicyCommonSpec) {
 		if c.AuthScheme == nil {
 			return
 		}
@@ -306,8 +312,8 @@ func (ap *AuthPolicy) GetRulesHostnames() (ruleHosts []string) {
 		}
 	}
 
-	appendRuleHosts(ap)
-	appendCommonSpecRuleHosts(ap.GetCommonSpec())
+	appendRuleHosts(ap.Spec.CommonSpec())
+	appendCommonSpecRuleHosts(ap.Spec.CommonSpec())
 
 	return
 }
@@ -324,30 +330,12 @@ func (ap *AuthPolicy) DirectReferenceAnnotationName() string {
 	return AuthPolicyDirectReferenceAnnotationName
 }
 
-func (ap *AuthPolicy) GetCommonSpec() AuthPolicyCommonSpec {
-	if ap.Spec.Defaults != nil {
-		return *ap.Spec.Defaults
+func (ap *AuthPolicySpec) CommonSpec() *AuthPolicyCommonSpec {
+	if ap.Defaults != nil {
+		return ap.Defaults
 	}
 
-	return ap.Spec.AuthPolicyCommonSpec
-}
-
-func (ap *AuthPolicy) GetNamedPatterns() map[string]authorinoapi.PatternExpressions {
-	return ap.GetCommonSpec().NamedPatterns
-}
-
-func (ap *AuthPolicy) GetConditions() []authorinoapi.PatternExpressionOrRef {
-	return ap.GetCommonSpec().Conditions
-}
-
-func (ap *AuthPolicy) GetAuthScheme() *AuthSchemeSpec {
-	return ap.GetCommonSpec().AuthScheme
-}
-
-// GetRouteSelectors returns the top-level route selectors of the auth scheme.
-// impl: RouteSelectorsGetter
-func (ap *AuthPolicy) GetRouteSelectors() []RouteSelector {
-	return ap.GetCommonSpec().RouteSelectors
+	return &ap.AuthPolicyCommonSpec
 }
 
 //+kubebuilder:object:root=true

api/v1beta2/authpolicy_types_test.go

@@ -32,13 +32,13 @@ func TestCommonAuthRuleSpecGetRouteSelectors(t *testing.T) {
 }
 
 func TestAuthPolicySpecGetRouteSelectors(t *testing.T) {
-	p := &AuthPolicy{}
-	if p.GetRouteSelectors() != nil {
+	spec := &AuthPolicySpec{}
+	if spec.GetRouteSelectors() != nil {
 		t.Errorf("Expected nil route selectors")
 	}
 	routeSelector := testBuildRouteSelector()
-	p.Spec.RouteSelectors = []RouteSelector{routeSelector}
-	result := p.GetRouteSelectors()
+	spec.RouteSelectors = []RouteSelector{routeSelector}
+	result := spec.GetRouteSelectors()
 	if len(result) != 1 {
 		t.Errorf("Expected 1 route selector, got %d", len(result))
 	}

controllers/authpolicy_authconfig.go

@@ -111,40 +111,47 @@ func (r *AuthPolicyReconciler) desiredAuthConfig(ctx context.Context, ap *api.Au
 	// hosts
 	authConfig.Spec.Hosts = hosts
 
+	commonSpec := ap.Spec.CommonSpec()
+
 	// named patterns
-	if namedPatterns := ap.GetNamedPatterns(); len(namedPatterns) > 0 {
+	if namedPatterns := commonSpec.NamedPatterns; len(namedPatterns) > 0 {
 		authConfig.Spec.NamedPatterns = namedPatterns
 	}
 
 	// top-level conditions
-	topLevelConditionsFromRouteSelectors, err := authorinoConditionsFromRouteSelectors(route, ap)
+	topLevelConditionsFromRouteSelectors, err := authorinoConditionsFromRouteSelectors(route, commonSpec)
 	if err != nil {
 		return nil, err
 	}
 	if len(topLevelConditionsFromRouteSelectors) == 0 {
 		topLevelConditionsFromRouteSelectors = authorinoConditionsFromHTTPRoute(route)
 	}
-	if len(topLevelConditionsFromRouteSelectors) > 0 || len(ap.GetConditions()) > 0 {
-		authConfig.Spec.Conditions = append(ap.GetConditions(), topLevelConditionsFromRouteSelectors...)
+	if len(topLevelConditionsFromRouteSelectors) > 0 || len(commonSpec.Conditions) > 0 {
+		authConfig.Spec.Conditions = append(commonSpec.Conditions, topLevelConditionsFromRouteSelectors...)
+	}
+
+	// return early if authScheme is nil
+	if commonSpec.AuthScheme == nil {
+		return authConfig, nil
 	}
 
 	// authentication
-	if authentication := ap.GetAuthScheme().Authentication; len(authentication) > 0 {
+	if authentication := commonSpec.AuthScheme.Authentication; len(authentication) > 0 {
 		authConfig.Spec.Authentication = authorinoSpecsFromConfigs(authentication, func(config api.AuthenticationSpec) authorinoapi.AuthenticationSpec { return config.AuthenticationSpec })
 	}
 
 	// metadata
-	if metadata := ap.GetAuthScheme().Metadata; len(metadata) > 0 {
+	if metadata := commonSpec.AuthScheme.Metadata; len(metadata) > 0 {
 		authConfig.Spec.Metadata = authorinoSpecsFromConfigs(metadata, func(config api.MetadataSpec) authorinoapi.MetadataSpec { return config.MetadataSpec })
 	}
 
 	// authorization
-	if authorization := ap.GetAuthScheme().Authorization; len(authorization) > 0 {
+	if authorization := commonSpec.AuthScheme.Authorization; len(authorization) > 0 {
 		authConfig.Spec.Authorization = authorinoSpecsFromConfigs(authorization, func(config api.AuthorizationSpec) authorinoapi.AuthorizationSpec { return config.AuthorizationSpec })
 	}
 
 	// response
-	if response := ap.GetAuthScheme().Response; response != nil {
+	if response := commonSpec.AuthScheme.Response; response != nil {
 		authConfig.Spec.Response = &authorinoapi.ResponseSpec{
 			Unauthenticated: response.Unauthenticated,
 			Unauthorized:    response.Unauthorized,
@@ -160,7 +167,7 @@ func (r *AuthPolicyReconciler) desiredAuthConfig(ctx context.Context, ap *api.Au
 	}
 
 	// callbacks
-	if callbacks := ap.GetAuthScheme().Callbacks; len(callbacks) > 0 {
+	if callbacks := commonSpec.AuthScheme.Callbacks; len(callbacks) > 0 {
 		authConfig.Spec.Callbacks = authorinoSpecsFromConfigs(callbacks, func(config api.CallbackSpec) authorinoapi.CallbackSpec { return config.CallbackSpec })
 	}
 
@@ -187,8 +194,10 @@ func authorinoSpecsFromConfigs[T, U any](configs map[string]U, extractAuthorinoS
 }
 
 func mergeConditionsFromRouteSelectorsIntoConfigs(ap *api.AuthPolicy, route *gatewayapiv1.HTTPRoute, authConfig *authorinoapi.AuthConfig) (*authorinoapi.AuthConfig, error) {
+	commonSpec := ap.Spec.CommonSpec()
+
 	// authentication
-	for name, config := range ap.GetAuthScheme().Authentication {
+	for name, config := range commonSpec.AuthScheme.Authentication {
 		conditions, err := authorinoConditionsFromRouteSelectors(route, config)
 		if err != nil {
 			return nil, err
@@ -202,7 +211,7 @@ func mergeConditionsFromRouteSelectorsIntoConfigs(ap *api.AuthPolicy, route *gat
 	}
 
 	// metadata
-	for name, config := range ap.GetAuthScheme().Metadata {
+	for name, config := range commonSpec.AuthScheme.Metadata {
 		conditions, err := authorinoConditionsFromRouteSelectors(route, config)
 		if err != nil {
 			return nil, err
@@ -216,7 +225,7 @@ func mergeConditionsFromRouteSelectorsIntoConfigs(ap *api.AuthPolicy, route *gat
 	}
 
 	// authorization
-	for name, config := range ap.GetAuthScheme().Authorization {
+	for name, config := range commonSpec.AuthScheme.Authorization {
 		conditions, err := authorinoConditionsFromRouteSelectors(route, config)
 		if err != nil {
 			return nil, err
@@ -230,7 +239,7 @@ func mergeConditionsFromRouteSelectorsIntoConfigs(ap *api.AuthPolicy, route *gat
 	}
 
 	// response
-	if response := ap.GetAuthScheme().Response; response != nil {
+	if response := commonSpec.AuthScheme.Response; response != nil {
 		// response success headers
 		for name, config := range response.Success.Headers {
 			conditions, err := authorinoConditionsFromRouteSelectors(route, config)
@@ -261,7 +270,7 @@ func mergeConditionsFromRouteSelectorsIntoConfigs(ap *api.AuthPolicy, route *gat
 	}
 
 	// callbacks
-	for name, config := range ap.GetAuthScheme().Callbacks {
+	for name, config := range commonSpec.AuthScheme.Callbacks {
 		conditions, err := authorinoConditionsFromRouteSelectors(route, config)
 		if err != nil {
 			return nil, err