k9s/resource/cr_binding.go

96 lines
2.4 KiB
Go

package resource
import (
"github.com/k8sland/k9s/resource/k8s"
log "github.com/sirupsen/logrus"
"gopkg.in/yaml.v2"
"k8s.io/api/rbac/v1"
)
// ClusterRoleBinding tracks a kubernetes resource.
type ClusterRoleBinding struct {
*Base
instance *v1.ClusterRoleBinding
}
// NewClusterRoleBindingList returns a new resource list.
func NewClusterRoleBindingList(ns string) List {
return NewClusterRoleBindingListWithArgs(ns, NewClusterRoleBinding())
}
// NewClusterRoleBindingListWithArgs returns a new resource list.
func NewClusterRoleBindingListWithArgs(ns string, res Resource) List {
return newList(NotNamespaced, "ctx", res, SwitchAccess|DeleteAccess)
}
// NewClusterRoleBinding instantiates a new ClusterRoleBinding.
func NewClusterRoleBinding() *ClusterRoleBinding {
return NewClusterRoleBindingWithArgs(k8s.NewClusterRoleBinding())
}
// NewClusterRoleBindingWithArgs instantiates a new Context.
func NewClusterRoleBindingWithArgs(r k8s.Res) *ClusterRoleBinding {
ctx := &ClusterRoleBinding{
Base: &Base{
caller: r,
},
}
ctx.creator = ctx
return ctx
}
// NewInstance builds a new Context instance from a k8s resource.
func (r *ClusterRoleBinding) NewInstance(i interface{}) Columnar {
c := NewClusterRoleBinding()
switch i.(type) {
case *v1.ClusterRoleBinding:
c.instance = i.(*v1.ClusterRoleBinding)
case v1.ClusterRoleBinding:
ii := i.(v1.ClusterRoleBinding)
c.instance = &ii
default:
log.Fatalf("unknown context type %#v", i)
}
c.path = c.instance.Name
return c
}
// Marshal resource to yaml.
func (r *ClusterRoleBinding) Marshal(path string) (string, error) {
ns, n := namespaced(path)
i, err := r.caller.Get(ns, n)
if err != nil {
return "", err
}
crb := i.(*v1.ClusterRoleBinding)
crb.TypeMeta.APIVersion = "rbac.authorization.k8s.io/v1"
crb.TypeMeta.Kind = "ClusterRoleBinding"
raw, err := yaml.Marshal(crb)
if err != nil {
return "", err
}
return string(raw), nil
}
// Header return resource header.
func (*ClusterRoleBinding) Header(_ string) Row {
return append(Row{}, "NAME", "AGE")
}
// Fields retrieves displayable fields.
func (r *ClusterRoleBinding) Fields(ns string) Row {
ff := make(Row, 0, len(r.Header(ns)))
i := r.instance
return append(ff,
i.Name,
toAge(i.ObjectMeta.CreationTimestamp),
)
}
// ExtFields returns extended fields in relation to headers.
func (*ClusterRoleBinding) ExtFields() Properties {
return Properties{}
}