137 lines
2.9 KiB
Go
137 lines
2.9 KiB
Go
// SPDX-License-Identifier: Apache-2.0
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// Copyright Authors of K9s
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package dao
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import (
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"context"
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"fmt"
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"strconv"
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"github.com/derailed/k9s/internal"
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"github.com/derailed/k9s/internal/client"
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"github.com/derailed/k9s/internal/render/helm"
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"helm.sh/helm/v3/pkg/action"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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)
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var (
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_ Accessor = (*HelmHistory)(nil)
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_ Nuker = (*HelmHistory)(nil)
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_ Describer = (*HelmHistory)(nil)
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)
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// HelmHistory represents a helm chart.
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type HelmHistory struct {
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NonResource
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}
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// List returns a collection of resources.
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func (h *HelmHistory) List(ctx context.Context, _ string) ([]runtime.Object, error) {
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path, ok := ctx.Value(internal.KeyFQN).(string)
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if !ok {
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return nil, fmt.Errorf("expecting FQN in context")
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}
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return nil, err
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}
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hh, err := action.NewHistory(cfg).Run(n)
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if err != nil {
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return nil, err
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}
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oo := make([]runtime.Object, 0, len(hh))
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for _, r := range hh {
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oo = append(oo, helm.ReleaseRes{Release: r})
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}
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return oo, nil
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}
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// Get returns a resource.
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func (h *HelmHistory) Get(_ context.Context, path string) (runtime.Object, error) {
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return nil, err
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}
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resp, err := action.NewGet(cfg).Run(n)
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if err != nil {
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return nil, err
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}
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return helm.ReleaseRes{Release: resp}, nil
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}
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// Describe returns the chart notes.
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func (h *HelmHistory) Describe(path string) (string, error) {
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return "", err
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}
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resp, err := action.NewGet(cfg).Run(n)
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if err != nil {
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return "", err
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}
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return resp.Info.Notes, nil
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}
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// ToYAML returns the chart manifest.
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func (h *HelmHistory) ToYAML(path string, showManaged bool) (string, error) {
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return "", err
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}
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resp, err := action.NewGet(cfg).Run(n)
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if err != nil {
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return "", err
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}
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return resp.Manifest, nil
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}
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func (h *HelmHistory) Rollback(_ context.Context, path, rev string) error {
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return err
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}
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ver, err := strconv.Atoi(rev)
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if err != nil {
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return fmt.Errorf("could not convert revision to a number: %w", err)
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}
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client := action.NewRollback(cfg)
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client.Version = ver
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return client.Run(n)
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}
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// Delete uninstall a Helm.
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func (h *HelmHistory) Delete(_ context.Context, path string, _ *metav1.DeletionPropagation, _ Grace) error {
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ns, n := client.Namespaced(path)
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cfg, err := ensureHelmConfig(h.Client(), ns)
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if err != nil {
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return err
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}
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res, err := action.NewUninstall(cfg).Run(n)
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if err != nil {
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return err
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}
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if res != nil && res.Info != "" {
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return fmt.Errorf("%s", res.Info)
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}
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return nil
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}
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