apis: add MeshRootCertificate API types (#4677)

* apis: add MeshRootCertificate API types

Adds the Go types for the MeshRootCertificate API

Part of #4502

Signed-off-by: jaellio <[email protected]>

* Use v1alpha2

Signed-off-by: jaellio <[email protected]>

* Update ProviderSpec

Signed-off-by: jaellio <[email protected]>

Author: jaellio

pkg/apis/config/v1alpha2/meshrootcertificate.go

@@ -0,0 +1,105 @@
+package v1alpha2
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// MeshRootCertificate defines the configuration for certificate issuing
+// by the mesh control plane
+// +genclient
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+type MeshRootCertificate struct {
+	// Object's type metadata
+	metav1.TypeMeta `json:",inline"`
+
+	// Object's metadata
+	// +optional
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	// Spec is the MeshRootCertificate config specification
+	// +optional
+	Spec MeshRootCertificateSpec `json:"spec,omitempty"`
+
+	// Status of the MeshRootCertificate resource
+	// +optional
+	Status MeshRootCertificateStatus `json:"status,omitempty"`
+}
+
+// MeshRootCertificateSpec defines the mesh root certificate specification
+type MeshRootCertificateSpec struct {
+	// Provider specifies the mesh certificate provider
+	Provider ProviderSpec `json:"provider"`
+}
+
+// ProviderSpec defines the certificate provider used by the mesh control plane
+type ProviderSpec struct {
+	// CertManager specifies the cert-manager provider configuration
+	// +optional
+	CertManager *CertManagerProviderSpec `json:"certManager,omitempty"`
+
+	// Vault specifies the vault provider configuration
+	// +optional
+	Vault *VaultProviderSpec `json:"vault,omitempty"`
+
+	// Tresor specifies the Tresor provider configuration
+	// +optional
+	Tresor *TresorProviderSpec `json:"tresor,omitempty"`
+}
+
+// CertManagerProviderSpec defines the configuration of the cert-manager provider
+type CertManagerProviderSpec struct {
+	// SecretName specifies the name of the k8s secret containing the root certificate
+	SecretName string `json:"secretName"`
+
+	// IssuerName specifies the name of the Issuer resource
+	IssuerName string `json:"issuerName"`
+
+	// IssuerKind specifies the kind of Issuer
+	IssuerKind string `json:"issuerKind"`
+
+	// IssuerGroup specifies the group the Issuer belongs to
+	IssuerGroup string `json:"issuerGroup"`
+}
+
+// VaultProviderSpec defines the configuration of the Vault provider
+type VaultProviderSpec struct {
+	// Host specifies the name of the Vault server
+	Host string `json:"host"`
+
+	// Role specifies the name of the role for use by mesh control plane
+	Role string `json:"role"`
+
+	// Protocol specifies the protocol for connections to Vault
+	Protocol string `json:"protocol"`
+
+	// Token specifies the name of the token to be used by mesh control plane
+	// to connect to Vault
+	Token string `json:"token"`
+}
+
+// TresorProviderSpec defines the configuration of the Tresor provider
+type TresorProviderSpec struct {
+	// SecretName specifies the name of the secret storing the root certificate
+	SecretName string `json:"secretName"`
+}
+
+// MeshRootCertificateStatus defines the status of the MeshRootCertificate resource
+type MeshRootCertificateStatus struct {
+	// State specifies the state of the root certificate rotation
+	State string `json:"state"`
+
+	// RotationStage specifies the stage of the rotation indicating how a
+	// root certificate is currently being used within the mesh. The exact
+	// meaning of the RotationStage status is determined by the accompanying
+	// State status
+	RotationStage string `json:"rotationStage"`
+}
+
+// MeshRootCertificateList defines the list of MeshRootCertificate objects
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+type MeshRootCertificateList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata"`
+
+	Items []MeshRootCertificate `json:"items"`
+}