70 lines
1.3 KiB
Go
70 lines
1.3 KiB
Go
package servicemesh
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"strings"
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)
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const (
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AppLabel = "app"
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VersionLabel = "version"
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ApplicationNameLabel = "app.kubernetes.io/name"
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ApplicationVersionLabel = "app.kubernetes.io/version"
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)
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var ApplicationLabels = [...]string{
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ApplicationNameLabel,
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ApplicationVersionLabel,
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AppLabel,
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}
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var TrimChars = [...]string{".", "_", "-"}
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// normalize version names
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// strip [_.-]
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func NormalizeVersionName(version string) string {
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for _, char := range TrimChars {
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version = strings.ReplaceAll(version, char, "")
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}
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return version
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}
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func GetComponentName(meta *metav1.ObjectMeta) string {
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if len(meta.Labels[AppLabel]) > 0 {
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return meta.Labels[AppLabel]
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}
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return ""
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}
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func GetComponentVersion(meta *metav1.ObjectMeta) string {
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if len(meta.Labels[VersionLabel]) > 0 {
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return meta.Labels[VersionLabel]
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}
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return ""
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}
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func ExtractApplicationLabels(meta *metav1.ObjectMeta) map[string]string {
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labels := make(map[string]string, 0)
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for _, label := range ApplicationLabels {
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if len(meta.Labels[label]) == 0 {
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return nil
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} else {
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labels[label] = meta.Labels[label]
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}
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}
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return labels
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}
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func IsApplicationComponent(meta *metav1.ObjectMeta) bool {
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for _, label := range ApplicationLabels {
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if len(meta.Labels[label]) == 0 {
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return false
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}
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}
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return true
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}
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