/
placementrule_spec_sync.go
54 lines (43 loc) · 1.88 KB
/
placementrule_spec_sync.go
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// Copyright (c) 2020 Red Hat, Inc.
// Copyright Contributors to the Open Cluster Management project
package controller
import (
"fmt"
"github.com/jackc/pgx/v4/pgxpool"
appsv1 "github.com/open-cluster-management/multicloud-operators-placementrule/pkg/apis/apps/v1"
"k8s.io/apimachinery/pkg/api/equality"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
)
func addPlacementRuleController(mgr ctrl.Manager, databaseConnectionPool *pgxpool.Pool) error {
err := ctrl.NewControllerManagedBy(mgr).
For(&appsv1.PlacementRule{}).
Complete(&genericSpecToDBReconciler{
client: mgr.GetClient(),
databaseConnectionPool: databaseConnectionPool,
log: ctrl.Log.WithName("placementrule-spec-syncer"),
tableName: "placementrules",
finalizerName: "hub-of-hubs.open-cluster-management.io/placementrule-cleanup",
createInstance: func() client.Object { return &appsv1.PlacementRule{} },
cleanStatus: cleanPlacementRuleStatus,
areEqual: arePlacementRulesEqual,
})
if err != nil {
return fmt.Errorf("failed to add PlacementRule Controller to the manager: %w", err)
}
return nil
}
func cleanPlacementRuleStatus(instance client.Object) {
placementRule, ok := instance.(*appsv1.PlacementRule)
if !ok {
panic("wrong instance passed to cleanConfigStatus: not appsv1.PlacementRule")
}
placementRule.Status = appsv1.PlacementRuleStatus{}
}
func arePlacementRulesEqual(instance1, instance2 client.Object) bool {
annotationMatch := equality.Semantic.DeepEqual(instance1.GetAnnotations(), instance2.GetAnnotations())
placementRule1, ok1 := instance1.(*appsv1.PlacementRule)
placementRule2, ok2 := instance2.(*appsv1.PlacementRule)
specMatch := ok1 && ok2 && equality.Semantic.DeepEqual(placementRule1.Spec, placementRule2.Spec)
return annotationMatch && specMatch
}