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mysql_controller.go
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mysql_controller.go
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// Copyright (c) 2022 Aiven, Helsinki, Finland. https://aiven.io/
package controllers
import (
"context"
"fmt"
"github.com/aiven/aiven-go-client"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/aiven/aiven-operator/api/v1alpha1"
)
// MySQLReconciler reconciles a MySQL object
type MySQLReconciler struct {
Controller
}
//+kubebuilder:rbac:groups=aiven.io,resources=mysqls,verbs=get;list;watch;create;update;patch;delete
//+kubebuilder:rbac:groups=aiven.io,resources=mysqls/status,verbs=get;update;patch
//+kubebuilder:rbac:groups=aiven.io,resources=mysqls/finalizers,verbs=get;list;watch;create;update;patch;delete
func (r *MySQLReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
return r.reconcileInstance(ctx, req, newGenericServiceHandler(newMySQLAdapter), &v1alpha1.MySQL{})
}
// SetupWithManager sets up the controller with the Manager.
func (r *MySQLReconciler) SetupWithManager(mgr ctrl.Manager) error {
return ctrl.NewControllerManagedBy(mgr).
For(&v1alpha1.MySQL{}).
Owns(&corev1.Secret{}).
Complete(r)
}
func newMySQLAdapter(_ *aiven.Client, object client.Object) (serviceAdapter, error) {
mysql, ok := object.(*v1alpha1.MySQL)
if !ok {
return nil, fmt.Errorf("object is not of type v1alpha1.MySQL")
}
return &mySQLAdapter{mysql}, nil
}
// mySQLAdapter handles an Aiven MySQL service
type mySQLAdapter struct {
*v1alpha1.MySQL
}
func (a *mySQLAdapter) getObjectMeta() *metav1.ObjectMeta {
return &a.ObjectMeta
}
func (a *mySQLAdapter) getServiceStatus() *v1alpha1.ServiceStatus {
return &a.Status
}
func (a *mySQLAdapter) getServiceCommonSpec() *v1alpha1.ServiceCommonSpec {
return &a.Spec.ServiceCommonSpec
}
func (a *mySQLAdapter) getUserConfig() any {
return &a.Spec.UserConfig
}
func (a *mySQLAdapter) newSecret(s *aiven.Service) (*corev1.Secret, error) {
stringData := map[string]string{
"HOST": s.URIParams["host"],
"PORT": s.URIParams["port"],
"DATABASE": s.URIParams["dbname"],
"USER": s.URIParams["user"],
"PASSWORD": s.URIParams["password"],
"SSL_MODE": s.URIParams["ssl-mode"],
"URI": s.URI,
"REPLICA_URI": s.ConnectionInfo.MySQLReplicaURI,
}
return newSecret(a, stringData, true), nil
}
func (a *mySQLAdapter) getServiceType() string {
return "mysql"
}
func (a *mySQLAdapter) getDiskSpace() string {
return a.Spec.DiskSpace
}