106 lines
2.2 KiB
Go
106 lines
2.2 KiB
Go
package resource
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import (
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"log"
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"strconv"
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"github.com/k8sland/k9s/resource/k8s"
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yaml "gopkg.in/yaml.v2"
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"k8s.io/api/core/v1"
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)
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// ConfigMap tracks a kubernetes resource.
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type ConfigMap struct {
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*Base
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instance *v1.ConfigMap
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}
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// NewConfigMapList returns a new resource list.
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func NewConfigMapList(ns string) List {
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return NewConfigMapListWithArgs(ns, NewConfigMap())
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}
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// NewConfigMapListWithArgs returns a new resource list.
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func NewConfigMapListWithArgs(ns string, res Resource) List {
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return newList(ns, "cm", res, AllVerbsAccess)
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}
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// NewConfigMap instantiates a new ConfigMap.
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func NewConfigMap() *ConfigMap {
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return NewConfigMapWithArgs(k8s.NewConfigMap())
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}
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// NewConfigMapWithArgs instantiates a new ConfigMap.
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func NewConfigMapWithArgs(r k8s.Res) *ConfigMap {
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cm := &ConfigMap{
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Base: &Base{
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caller: r,
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},
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}
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cm.creator = cm
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return cm
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}
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// NewInstance builds a new ConfigMap instance from a k8s resource.
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func (*ConfigMap) NewInstance(i interface{}) Columnar {
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cm := NewConfigMap()
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switch i.(type) {
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case *v1.ConfigMap:
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cm.instance = i.(*v1.ConfigMap)
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case v1.ConfigMap:
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ii := i.(v1.ConfigMap)
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cm.instance = &ii
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default:
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log.Fatalf("Unknown %#v", i)
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}
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cm.path = cm.namespacedName(cm.instance.ObjectMeta)
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return cm
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}
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// Marshal resource to yaml.
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func (r *ConfigMap) Marshal(path string) (string, error) {
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ns, n := namespaced(path)
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i, err := r.caller.Get(ns, n)
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if err != nil {
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return "", err
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}
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cm := i.(*v1.ConfigMap)
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cm.TypeMeta.APIVersion = "v1"
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cm.TypeMeta.Kind = "ConfigMap"
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raw, err := yaml.Marshal(i)
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if err != nil {
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return "", err
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}
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return string(raw), nil
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}
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// Header return resource header.
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func (*ConfigMap) Header(ns string) Row {
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hh := Row{}
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if ns == AllNamespaces {
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hh = append(hh, "NAMESPACE")
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}
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return append(hh, "NAME", "DATA", "AGE")
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}
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// Fields retrieves displayable fields.
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func (r *ConfigMap) Fields(ns string) Row {
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ff := make(Row, 0, len(r.Header(ns)))
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i := r.instance
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if ns == AllNamespaces {
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ff = append(ff, i.Namespace)
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}
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return append(ff,
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i.Name,
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strconv.Itoa(len(i.Data)),
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toAge(i.ObjectMeta.CreationTimestamp),
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)
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}
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// ExtFields returns extended fields in relation to headers.
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func (*ConfigMap) ExtFields() Properties {
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return Properties{}
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}
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