mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-14 18:34:31 -05:00
63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package kubernetes
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import (
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"encoding/json"
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"fmt"
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"strings"
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"github.com/edgelesssys/constellation/v2/internal/constants"
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"github.com/edgelesssys/constellation/v2/internal/versions/components"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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)
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// ConfigMaps represent a list of k8s ConfigMap.
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type ConfigMaps []*corev1.ConfigMap
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// Marshal marshals config maps into multiple YAML documents.
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func (s ConfigMaps) Marshal() ([]byte, error) {
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objects := make([]runtime.Object, len(s))
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for i := range s {
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objects[i] = s[i]
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}
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return MarshalK8SResourcesList(objects)
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}
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// ConstructK8sComponentsCM creates a k8s-components config map for the given components.
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func ConstructK8sComponentsCM(components components.Components, clusterVersion string) (corev1.ConfigMap, error) {
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componentsMarshalled, err := json.Marshal(components)
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if err != nil {
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return corev1.ConfigMap{}, fmt.Errorf("marshalling component versions: %w", err)
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}
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componentsHash := components.GetHash()
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componentConfigMapName := fmt.Sprintf("k8s-components-%s", strings.ReplaceAll(componentsHash, ":", "-"))
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return corev1.ConfigMap{
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TypeMeta: metav1.TypeMeta{
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APIVersion: "v1",
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Kind: "ConfigMap",
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},
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Immutable: toPtr(true),
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ObjectMeta: metav1.ObjectMeta{
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Name: componentConfigMapName,
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Namespace: "kube-system",
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},
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Data: map[string]string{
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constants.ComponentsListKey: string(componentsMarshalled),
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constants.K8sVersionFieldName: clusterVersion,
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},
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}, nil
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}
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func toPtr[T any](v T) *T {
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return &v
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}
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