63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
package resourceinterpretercustomization
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import (
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"context"
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"fmt"
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"time"
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configv1alpha1 "github.com/karmada-io/karmada/pkg/apis/config/v1alpha1"
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"github.com/karmada-io/karmada/pkg/resourceinterpreter/customized/declarative/luavm"
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"github.com/karmada-io/karmada/pkg/util/interpreter"
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)
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func validateCustomizationRule(oldRules, newRules *configv1alpha1.ResourceInterpreterCustomization) error {
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if oldRules.Spec.Target.APIVersion != newRules.Spec.Target.APIVersion ||
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oldRules.Spec.Target.Kind != newRules.Spec.Target.Kind {
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return nil
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}
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for _, rule := range interpreter.AllResourceInterpreterCustomizationRules {
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// skip InterpretDependency operation because it supports multiple rules.
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if rule.Name() == string(configv1alpha1.InterpreterOperationInterpretDependency) {
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continue
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}
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oldScript := rule.GetScript(oldRules)
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newScript := rule.GetScript(newRules)
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if oldScript != "" && newScript != "" {
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return fmt.Errorf("conflicting with InterpreterOperation(%s) of existing ResourceInterpreterCustomization(%s)", rule.Name(), oldRules.Name)
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}
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}
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return nil
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}
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func checkCustomizationsRule(customization *configv1alpha1.ResourceInterpreterCustomization) error {
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ctx, cancel := context.WithTimeout(context.TODO(), time.Second)
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defer cancel()
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l, err := luavm.NewWithContext(ctx)
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if err != nil {
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return err
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}
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defer l.Close()
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for _, rule := range interpreter.AllResourceInterpreterCustomizationRules {
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if script := rule.GetScript(customization); script != "" {
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if _, err = l.LoadString(script); err != nil {
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return fmt.Errorf("InterpreterOperation(%s) Lua script error: %v", rule.Name(), err)
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}
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}
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}
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return nil
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}
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func validateResourceInterpreterCustomizations(newConfig *configv1alpha1.ResourceInterpreterCustomization, customizations *configv1alpha1.ResourceInterpreterCustomizationList) error {
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for _, config := range customizations.Items {
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// skip self verification
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if config.Name == newConfig.Name {
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continue
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}
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oldConfig := config
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if err := validateCustomizationRule(&oldConfig, newConfig); err != nil {
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return err
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}
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}
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return checkCustomizationsRule(newConfig)
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}
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