/
desired.go
110 lines (91 loc) · 2.8 KB
/
desired.go
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package kubeconfig
import (
"context"
"net/url"
"github.com/giantswarm/certs"
"github.com/giantswarm/kubeconfig"
"github.com/giantswarm/microerror"
"github.com/giantswarm/operatorkit/client/k8srestconfig"
"github.com/giantswarm/operatorkit/controller/context/reconciliationcanceledcontext"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/meta"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/giantswarm/cluster-operator/pkg/label"
"github.com/giantswarm/cluster-operator/pkg/v16/key"
)
func (r *StateGetter) GetDesiredState(ctx context.Context, obj interface{}) ([]*corev1.Secret, error) {
clusterConfig, err := r.getClusterConfigFunc(obj)
if err != nil {
return nil, microerror.Mask(err)
}
deleted, err := isDeleted(obj)
if err != nil {
return nil, microerror.Mask(err)
}
if deleted {
return []*corev1.Secret{}, nil
}
apiDomain, err := key.APIDomain(clusterConfig)
if err != nil {
return nil, microerror.Mask(err)
}
u, err := url.Parse(apiDomain)
if err != nil {
return nil, microerror.Mask(err)
}
u.Scheme = "https"
apiDomain = u.String()
appOperator, err := r.certsSearcher.SearchAppOperator(clusterConfig.ID)
if certs.IsTimeout(err) {
r.logger.LogCtx(ctx, "level", "debug", "message", "did not get an app-operator-api cert for the tenant cluster")
// We can't continue without a app-operator-api cert. We will retry during the
// next execution.
reconciliationcanceledcontext.SetCanceled(ctx)
r.logger.LogCtx(ctx, "level", "debug", "message", "canceling reconciliation")
return []*corev1.Secret{}, nil
} else if err != nil {
return nil, microerror.Mask(err)
}
c := k8srestconfig.Config{
Logger: r.logger,
Address: apiDomain,
InCluster: false,
TLS: k8srestconfig.ConfigTLS{
CAData: appOperator.APIServer.CA,
CrtData: appOperator.APIServer.Crt,
KeyData: appOperator.APIServer.Key,
},
}
restConfig, err := k8srestconfig.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
yamlBytes, err := kubeconfig.NewKubeConfigForRESTConfig(ctx, restConfig, key.KubeConfigClusterName(clusterConfig), "")
if err != nil {
return nil, microerror.Mask(err)
}
secretName := key.KubeConfigSecretName(clusterConfig)
secret := corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: secretName,
Namespace: clusterConfig.ID,
Labels: map[string]string{
label.Cluster: clusterConfig.ID,
label.ManagedBy: r.projectName,
label.Organization: clusterConfig.Owner,
label.ServiceType: label.ServiceTypeManaged,
},
},
Data: map[string][]byte{
"kubeConfig": yamlBytes,
},
}
return []*corev1.Secret{&secret}, nil
}
func isDeleted(obj interface{}) (bool, error) {
metaObject, err := meta.Accessor(obj)
if err != nil {
return false, microerror.Mask(err)
}
return metaObject.GetDeletionTimestamp() != nil, nil
}