Files
PandaX/apps/devops/services/k8s/service/pods.go
2022-01-22 17:07:04 +08:00

53 lines
1.5 KiB
Go

package service
import (
"context"
metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/kubernetes"
k8scommon "pandax/apps/devops/services/k8s/common"
"pandax/apps/devops/services/k8s/dataselect"
"pandax/apps/devops/services/k8s/event"
"pandax/apps/devops/services/k8s/pods"
)
// GetServicePods gets list of pods targeted by given label selector in given namespace.
func GetServicePods(client *kubernetes.Clientset, namespace, name string, dsQuery *dataselect.DataSelectQuery) (*pods.PodList, error) {
podList := pods.PodList{
Pods: []pods.Pod{},
}
service, err := client.CoreV1().Services(namespace).Get(context.TODO(), name, metaV1.GetOptions{})
if err != nil {
return &podList, err
}
if service.Spec.Selector == nil {
return &podList, nil
}
labelSelector := labels.SelectorFromSet(service.Spec.Selector)
channels := &k8scommon.ResourceChannels{
PodList: k8scommon.GetPodListChannelWithOptions(client, k8scommon.NewSameNamespaceQuery(namespace),
metaV1.ListOptions{
LabelSelector: labelSelector.String(),
FieldSelector: fields.Everything().String(),
}, 1),
}
apiPodList := <-channels.PodList.List
if err := <-channels.PodList.Error; err != nil {
return &podList, err
}
events, err := event.GetPodsEvents(client, namespace, apiPodList.Items)
if err != nil {
return &podList, err
}
podList = pods.ToPodList(apiPodList.Items, events, dsQuery)
return &podList, nil
}