consul/agent/structs/config_entry_inline_certifi...

78 lines
2.5 KiB
Go

package structs
import (
"crypto/tls"
"crypto/x509"
"encoding/pem"
"errors"
"fmt"
"github.com/hashicorp/consul/acl"
)
// InlineCertificateConfigEntry manages the configuration for an inline certificate
// with the given name.
type InlineCertificateConfigEntry struct {
// Kind of config entry. This will be set to structs.InlineCertificate.
Kind string
// Name is used to match the config entry with its associated inline certificate.
Name string
// Certificate is the public certificate component of an x509 key pair encoded in raw PEM format.
Certificate string
// PrivateKey is the private key component of an x509 key pair encoded in raw PEM format.
PrivateKey string
Meta map[string]string `json:",omitempty"`
acl.EnterpriseMeta `hcl:",squash" mapstructure:",squash"`
RaftIndex
}
func (e *InlineCertificateConfigEntry) GetKind() string { return InlineCertificate }
func (e *InlineCertificateConfigEntry) GetName() string { return e.Name }
func (e *InlineCertificateConfigEntry) Normalize() error { return nil }
func (e *InlineCertificateConfigEntry) GetMeta() map[string]string { return e.Meta }
func (e *InlineCertificateConfigEntry) GetEnterpriseMeta() *acl.EnterpriseMeta {
return &e.EnterpriseMeta
}
func (e *InlineCertificateConfigEntry) GetRaftIndex() *RaftIndex { return &e.RaftIndex }
func (e *InlineCertificateConfigEntry) Validate() error {
privateKeyBlock, _ := pem.Decode([]byte(e.PrivateKey))
if privateKeyBlock == nil {
return errors.New("failed to parse private key PEM")
}
certificateBlock, _ := pem.Decode([]byte(e.Certificate))
if certificateBlock == nil {
return errors.New("failed to parse certificate PEM")
}
// make sure we have a valid x509 certificate
_, err := x509.ParseCertificate(certificateBlock.Bytes)
if err != nil {
return fmt.Errorf("failed to parse certificate: %w", err)
}
// validate that the cert was generated with the given private key
_, err = tls.X509KeyPair([]byte(e.Certificate), []byte(e.PrivateKey))
if err != nil {
return err
}
return nil
}
func (e *InlineCertificateConfigEntry) CanRead(authz acl.Authorizer) error {
var authzContext acl.AuthorizerContext
e.FillAuthzContext(&authzContext)
return authz.ToAllowAuthorizer().MeshReadAllowed(&authzContext)
}
func (e *InlineCertificateConfigEntry) CanWrite(authz acl.Authorizer) error {
var authzContext acl.AuthorizerContext
e.FillAuthzContext(&authzContext)
return authz.ToAllowAuthorizer().MeshWriteAllowed(&authzContext)
}