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deploymentoldreplicasets.go
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deploymentoldreplicasets.go
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package deployment
import (
"github.com/kubernetes/dashboard/src/app/backend/resource/common"
client "k8s.io/kubernetes/pkg/client/unversioned"
"github.com/kubernetes/dashboard/src/app/backend/resource/dataselect"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/apis/extensions"
deploymentutil "k8s.io/kubernetes/pkg/util/deployment"
"github.com/kubernetes/dashboard/src/app/backend/resource/replicaset"
)
// GetDeploymentEvents returns model events for a deployment with the given name in the given
// namespace
func GetDeploymentOldReplicaSets(client client.Interface, dsQuery *dataselect.DataSelectQuery,
namespace string, deploymentName string) (*replicaset.ReplicaSetList, error) {
deployment, err := client.Extensions().Deployments(namespace).Get(deploymentName)
if err != nil {
return nil, err
}
selector, err := unversioned.LabelSelectorAsSelector(deployment.Spec.Selector)
if err != nil {
return nil, err
}
options := api.ListOptions{LabelSelector: selector}
channels := &common.ResourceChannels{
ReplicaSetList: common.GetReplicaSetListChannelWithOptions(client.Extensions(),
common.NewSameNamespaceQuery(namespace), options, 1),
PodList: common.GetPodListChannelWithOptions(client,
common.NewSameNamespaceQuery(namespace), options, 1),
EventList: common.GetEventListChannelWithOptions(client,
common.NewSameNamespaceQuery(namespace), options, 1),
}
rawRs := <-channels.ReplicaSetList.List
if err := <-channels.ReplicaSetList.Error; err != nil {
return nil, err
}
rawPods := <-channels.PodList.List
if err := <-channels.PodList.Error; err != nil {
return nil, err
}
rawEvents := <-channels.EventList.List
if err := <-channels.EventList.Error; err != nil {
return nil, err
}
oldRs, _, err := deploymentutil.FindOldReplicaSets(deployment, rawRs.Items, rawPods)
if err != nil {
return nil, err
}
oldReplicaSets := make([]extensions.ReplicaSet, len(oldRs))
for i, replicaSet := range oldRs {
oldReplicaSets[i] = *replicaSet
}
oldReplicaSetList := replicaset.CreateReplicaSetList(oldReplicaSets, rawPods.Items, rawEvents.Items,
dsQuery, nil)
return oldReplicaSetList, nil
}