drone-yaml/yaml/signature.go

33 lines
830 B
Go

// Copyright (c) 2019, Drone IO Inc.
// Copyright (c) 2021, Robert Kaussow <mail@thegeeklab.de>
package yaml
import "errors"
type (
// Signature is a resource that provides an hmac
// signature of combined resources. This signature
// can be used to validate authenticity and prevent
// tampering.
Signature struct {
Version string `json:"version,omitempty"`
Kind string `json:"kind"`
Hmac string `json:"hmac"`
}
)
// GetVersion returns the resource version.
func (s *Signature) GetVersion() string { return s.Version }
// GetKind returns the resource kind.
func (s *Signature) GetKind() string { return s.Kind }
// Validate returns an error if the signature is invalid.
func (s Signature) Validate() error {
if s.Hmac == "" {
return errors.New("yaml: invalid signature. missing hash")
}
return nil
}