37 lines
944 B
Go
37 lines
944 B
Go
package model
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import (
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"context"
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"time"
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"github.com/cenkalti/backoff/v4"
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"github.com/derailed/tview"
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runewidth "github.com/mattn/go-runewidth"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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// MetaFQN returns a fully qualified resource name.
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func MetaFQN(m metav1.ObjectMeta) string {
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return FQN(m.Namespace, m.Name)
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}
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// FQN returns a fully qualified resource name.
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func FQN(ns, n string) string {
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if ns == "" {
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return n
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}
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return ns + "/" + n
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}
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// Truncate a string to the given l and suffix ellipsis if needed.
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func Truncate(str string, width int) string {
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return runewidth.Truncate(str, width, string(tview.SemigraphicsHorizontalEllipsis))
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}
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// NewExpBackOff returns a new exponential backoff timer.
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func NewExpBackOff(ctx context.Context, start, max time.Duration) backoff.BackOffContext {
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bf := backoff.NewExponentialBackOff()
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bf.InitialInterval, bf.MaxElapsedTime = start, max
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return backoff.WithContext(bf, ctx)
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}
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