96 lines
1.8 KiB
Go
96 lines
1.8 KiB
Go
// SPDX-License-Identifier: Apache-2.0
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// Copyright Authors of K9s
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package render
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import (
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"fmt"
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"github.com/derailed/tcell/v2"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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)
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// Subject renders a rbac to screen.
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type Subject struct {
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Base
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}
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// ColorerFunc colors a resource row.
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func (Subject) ColorerFunc() ColorerFunc {
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return func(ns string, _ Header, re RowEvent) tcell.Color {
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return tcell.ColorMediumSpringGreen
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}
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}
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// Header returns a header row.
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func (Subject) Header(ns string) Header {
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return Header{
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HeaderColumn{Name: "NAME"},
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HeaderColumn{Name: "KIND"},
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HeaderColumn{Name: "FIRST LOCATION"},
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HeaderColumn{Name: "VALID", Wide: true},
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}
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}
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// Render renders a K8s resource to screen.
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func (s Subject) Render(o interface{}, ns string, r *Row) error {
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res, ok := o.(SubjectRes)
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if !ok {
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return fmt.Errorf("expected SubjectRes, but got %T", s)
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}
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r.ID = res.Name
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r.Fields = Fields{
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res.Name,
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res.Kind,
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res.FirstLocation,
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"",
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}
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return nil
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}
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// ----------------------------------------------------------------------------
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// Helpers...
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// SubjectRes represents a subject rule.
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type SubjectRes struct {
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Name, Kind, FirstLocation string
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}
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// GetObjectKind returns a schema object.
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func (SubjectRes) GetObjectKind() schema.ObjectKind {
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return nil
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}
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// DeepCopyObject returns a container copy.
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func (s SubjectRes) DeepCopyObject() runtime.Object {
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return s
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}
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// Subjects represents a collection of RBAC policies.
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type Subjects []SubjectRes
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// Upsert adds a new subject.
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func (ss Subjects) Upsert(s SubjectRes) Subjects {
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idx, ok := ss.find(s.Name)
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if !ok {
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return append(ss, s)
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}
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ss[idx] = s
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return ss
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}
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// Find locates a row by id. Returns false is not found.
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func (ss Subjects) find(res string) (int, bool) {
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for i, s := range ss {
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if s.Name == res {
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return i, true
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}
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}
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return 0, false
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}
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