generated from cloudoperators/repository-template
/
predicates.go
73 lines (64 loc) · 2.4 KB
/
predicates.go
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// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
// SPDX-License-Identifier: Apache-2.0
package clientutil
import (
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/predicate"
greenhousev1alpha1 "github.com/cloudoperators/greenhouse/pkg/apis/greenhouse/v1alpha1"
)
// PredicatePluginWithHelmSpec filters PluginDefinitions without an HelmChart specification.
var PredicatePluginWithHelmSpec = func() predicate.Funcs {
return predicate.NewPredicateFuncs(func(o client.Object) bool {
if pluginDefinition, ok := o.(*greenhousev1alpha1.PluginDefinition); ok {
return pluginDefinition.Spec.HelmChart != nil
}
return false
})
}
// PredicateFilterBySecretType filters secrets by the given type.
func PredicateFilterBySecretType(secretType corev1.SecretType) predicate.Predicate {
return predicate.NewPredicateFuncs(func(o client.Object) bool {
if secret, ok := o.(*corev1.Secret); ok {
return secret.Type == secretType
}
return false
})
}
// PredicateSecretContainsKey filters secrets by the given key.
func PredicateSecretContainsKey(key string) predicate.Predicate {
return predicate.NewPredicateFuncs(func(o client.Object) bool {
s, ok := o.(*corev1.Secret)
if !ok {
return false
}
return IsSecretContainsKey(s, key)
})
}
func PredicateClusterByAccessMode(accessMode greenhousev1alpha1.ClusterAccessMode) predicate.Predicate {
return predicate.NewPredicateFuncs(func(o client.Object) bool {
if cluster, ok := o.(*greenhousev1alpha1.Cluster); ok {
return cluster.Spec.AccessMode == accessMode
}
return false
})
}
func PredicateByName(name string) predicate.Predicate {
return predicate.NewPredicateFuncs(func(o client.Object) bool {
return o.GetName() == name
})
}
// LabelSelectorPredicate constructs a Predicate from a LabelSelector.
// Only objects matching the LabelSelector will be admitted.
// Credit https://github.com/kubernetes-sigs/controller-runtime/blob/v0.10.1/pkg/predicate/predicate.go#L323-L333.
func LabelSelectorPredicate(s metav1.LabelSelector) predicate.Predicate {
selector, err := metav1.LabelSelectorAsSelector(&s)
if err != nil {
return predicate.Funcs{}
}
return predicate.NewPredicateFuncs(func(o client.Object) bool {
return selector.Matches(labels.Set(o.GetLabels()))
})
}