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configmaps.go
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/
configmaps.go
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package kotsadm
import (
"bytes"
"context"
"github.com/pkg/errors"
kotsadmobjects "github.com/replicatedhq/kots/pkg/kotsadm/objects"
kotsadmresources "github.com/replicatedhq/kots/pkg/kotsadm/resources"
"github.com/replicatedhq/kots/pkg/kotsadm/types"
corev1 "k8s.io/api/core/v1"
kuberneteserrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/serializer/json"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/scheme"
)
const (
MinioXlMigrationStatusConfigmapName = "kotsadm-minio-xl-migration-status"
)
func getConfigMapsYAML(deployOptions types.DeployOptions) (map[string][]byte, error) {
docs := map[string][]byte{}
s := json.NewYAMLSerializer(json.DefaultMetaFactory, scheme.Scheme, scheme.Scheme)
var kotsadmConfigMap bytes.Buffer
if err := s.Encode(kotsadmobjects.KotsadmConfigMap(deployOptions), &kotsadmConfigMap); err != nil {
return nil, errors.Wrap(err, "failed to marshal kotsadm config map")
}
docs["kotsadm-config.yaml"] = kotsadmConfigMap.Bytes()
return docs, nil
}
func ensureKotsadmConfig(deployOptions types.DeployOptions, clientset *kubernetes.Clientset) error {
if err := kotsadmresources.EnsurePrivateKotsadmRegistrySecret(deployOptions.Namespace, deployOptions.RegistryConfig, clientset); err != nil {
return errors.Wrap(err, "failed to ensure private kotsadm registry secret")
}
if err := EnsureConfigMaps(deployOptions, clientset); err != nil {
return errors.Wrap(err, "failed to ensure kotsadm config maps")
}
return nil
}
func EnsureConfigMaps(deployOptions types.DeployOptions, clientset *kubernetes.Clientset) error {
desiredConfigMap := kotsadmobjects.KotsadmConfigMap(deployOptions)
existingConfigMap, err := clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Get(context.TODO(), types.KotsadmConfigMap, metav1.GetOptions{})
if err != nil {
if !kuberneteserrors.IsNotFound(err) {
return errors.Wrap(err, "failed to get existing kotsadm config map")
}
_, err := clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Create(context.TODO(), desiredConfigMap, metav1.CreateOptions{})
if err != nil {
return errors.Wrap(err, "failed to create kotsadm config map")
}
return nil
}
existingConfigMap = updateConfigMap(existingConfigMap, desiredConfigMap)
_, err = clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Update(context.TODO(), existingConfigMap, metav1.UpdateOptions{})
if err != nil {
return errors.Wrap(err, "failed to update kotsadm config map")
}
return nil
}
func updateConfigMap(existingConfigMap, desiredConfigMap *corev1.ConfigMap) *corev1.ConfigMap {
existingConfigMap.Data = desiredConfigMap.Data
return existingConfigMap
}
func ensureWaitForAirgapConfig(deployOptions types.DeployOptions, clientset *kubernetes.Clientset, configMapName string) error {
additionalLabels := map[string]string{
"kots.io/automation": "airgap",
}
if deployOptions.License != nil {
additionalLabels["kots.io/app"] = deployOptions.License.Spec.AppSlug
}
configMap := &corev1.ConfigMap{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "ConfigMap",
},
ObjectMeta: metav1.ObjectMeta{
Name: configMapName,
Namespace: deployOptions.Namespace,
Labels: types.GetKotsadmLabels(additionalLabels),
},
Data: map[string]string{
"wait-for-airgap-app": "true",
},
}
_, err := clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Create(context.TODO(), configMap, metav1.CreateOptions{})
if err != nil {
if !kuberneteserrors.IsAlreadyExists(err) {
return errors.Wrap(err, "failed to create kotsadm config map")
}
} else {
return nil
}
_, err = clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Update(context.TODO(), configMap, metav1.UpdateOptions{})
if err != nil {
return errors.Wrap(err, "failed to update kotsadm config map")
}
return nil
}
func ensureConfigMapWithData(deployOptions types.DeployOptions, clientset *kubernetes.Clientset, configMapName string, data map[string]string) error {
configMap, err := configMapWithData(deployOptions, configMapName, data)
if err != nil {
return errors.Wrap(err, "failed to build config map")
}
_, err = clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Create(context.TODO(), configMap, metav1.CreateOptions{})
if err != nil {
if !kuberneteserrors.IsAlreadyExists(err) {
return errors.Wrap(err, "failed to create kotsadm config map")
}
} else {
return nil
}
_, err = clientset.CoreV1().ConfigMaps(deployOptions.Namespace).Update(context.TODO(), configMap, metav1.UpdateOptions{})
if err != nil {
return errors.Wrap(err, "failed to update kotsadm config map")
}
return nil
}
func configMapWithData(deployOptions types.DeployOptions, configMapName string, data map[string]string) (*corev1.ConfigMap, error) {
additionalLabels := map[string]string{
"kots.io/automation": "airgap",
}
if deployOptions.License != nil {
additionalLabels["kots.io/app"] = deployOptions.License.Spec.AppSlug
}
configMap := &corev1.ConfigMap{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "ConfigMap",
},
ObjectMeta: metav1.ObjectMeta{
Name: configMapName,
Namespace: deployOptions.Namespace,
Labels: types.GetKotsadmLabels(additionalLabels),
},
Data: data,
}
return configMap, nil
}
func ensureMinioXlMigrationScriptsConfigmap(namespace string, clientset kubernetes.Interface) error {
desiredConfigMap := kotsadmobjects.MinioXlMigrationScriptsConfigMap(namespace)
existingConfigMap, err := clientset.CoreV1().ConfigMaps(namespace).Get(context.TODO(), desiredConfigMap.Name, metav1.GetOptions{})
if err != nil {
if !kuberneteserrors.IsNotFound(err) {
return errors.Wrap(err, "failed to get existing minio xl migration scripts configmap")
}
_, err := clientset.CoreV1().ConfigMaps(namespace).Create(context.TODO(), desiredConfigMap, metav1.CreateOptions{})
if err != nil {
return errors.Wrap(err, "failed to create minio xl migration scripts configmap")
}
return nil
}
existingConfigMap = updateConfigMap(existingConfigMap, desiredConfigMap)
_, err = clientset.CoreV1().ConfigMaps(namespace).Update(context.TODO(), existingConfigMap, metav1.UpdateOptions{})
if err != nil {
return errors.Wrap(err, "failed to update minio xl migration scripts configmap")
}
return nil
}
func ensureMinioXlMigrationStatusConfigmap(namespace string, clientset kubernetes.Interface) error {
_, err := clientset.CoreV1().ConfigMaps(namespace).Get(context.TODO(), MinioXlMigrationStatusConfigmapName, metav1.GetOptions{})
if err != nil {
if !kuberneteserrors.IsNotFound(err) {
return errors.Wrap(err, "failed to get existing minio xl migration status configmap")
}
cm := &corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: MinioXlMigrationStatusConfigmapName,
},
Data: map[string]string{
"status": "running",
},
}
_, err := clientset.CoreV1().ConfigMaps(namespace).Create(context.TODO(), cm, metav1.CreateOptions{})
if err != nil {
return errors.Wrap(err, "failed to create minio xl migration status configmap")
}
}
return nil
}