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43f753760b
nlreturn linter requires a new line before return and branch statements except when the return is alone inside a statement group (such as an if statement) to increase code clarity. This commit addresses such issues. Updates: #1586 Signed-off-by: Rakshith R <rar@redhat.com>
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
package e2e
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import (
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"context"
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"errors"
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"fmt"
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core "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/kubernetes"
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"k8s.io/kubernetes/test/e2e/framework"
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)
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func createNodeLabel(f *framework.Framework, labelKey, labelValue string) error {
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// NOTE: This makes all nodes (in a multi-node setup) in the test take
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// the same label values, which is fine for the test
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nodes, err := f.ClientSet.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
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if err != nil {
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return fmt.Errorf("failed to list node: %w", err)
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}
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for i := range nodes.Items {
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framework.AddOrUpdateLabelOnNode(f.ClientSet, nodes.Items[i].Name, labelKey, labelValue)
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}
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return nil
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}
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func deleteNodeLabel(c kubernetes.Interface, labelKey string) error {
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nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
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if err != nil {
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return fmt.Errorf("failed to list node: %w", err)
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}
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for i := range nodes.Items {
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framework.RemoveLabelOffNode(c, nodes.Items[i].Name, labelKey)
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}
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return nil
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}
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func checkNodeHasLabel(c kubernetes.Interface, labelKey, labelValue string) error {
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nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
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if err != nil {
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return fmt.Errorf("failed to list node: %w", err)
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}
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for i := range nodes.Items {
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framework.ExpectNodeHasLabel(c, nodes.Items[i].Name, labelKey, labelValue)
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}
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return nil
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}
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// List all nodes in the cluster (we have one), and return the IP-address.
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// Possibly need to add a selector, pick the node where a Pod is running?
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func getKubeletIP(c kubernetes.Interface) (string, error) {
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nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
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if err != nil {
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return "", fmt.Errorf("failed to list node: %w", err)
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}
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for _, address := range nodes.Items[0].Status.Addresses {
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if address.Type == core.NodeInternalIP {
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return address.Address, nil
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}
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}
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return "", errors.New("could not find internal IP for node")
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}
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