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data_plane.go
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data_plane.go
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/*
* Copyright 2021 The Knative Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package eventing
import (
"fmt"
corev1 "k8s.io/api/core/v1"
)
const (
// ConfigMapVolumeName is the volume name of the data plane ConfigMap
ConfigMapVolumeName = "kafka-resources"
DispatcherVolumeName = "contract-resources"
)
func ConfigMapNameFromPod(p *corev1.Pod) (string, error) {
var vDp *corev1.Volume
for i, v := range p.Spec.Volumes {
if v.Name == DispatcherVolumeName && v.ConfigMap != nil && v.ConfigMap.Name != "" {
vDp = &p.Spec.Volumes[i]
break
}
}
if vDp == nil {
return "", fmt.Errorf("failed to get data plane volume %s in pod %s/%s", ConfigMapVolumeName, p.GetNamespace(), p.GetName())
}
return vDp.ConfigMap.Name, nil
}