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59 lines
1.6 KiB
59 lines
1.6 KiB
/*
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Copyright The Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package action
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import (
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"github.com/pkg/errors"
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"helm.sh/helm/v3/pkg/chartutil"
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"helm.sh/helm/v3/pkg/release"
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)
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// History is the action for checking the release's ledger.
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//
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// It provides the implementation of 'helm history'.
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// It returns all the revisions for a specific release.
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// To list up to one revision of every release in one specific, or in all,
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// namespaces, see the List action.
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type History struct {
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cfg *Configuration
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Max int
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Version int
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}
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// NewHistory creates a new History object with the given configuration.
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func NewHistory(cfg *Configuration) *History {
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return &History{
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cfg: cfg,
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}
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}
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// Run executes 'helm history' against the given release.
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func (h *History) Run(name string) ([]*release.Release, error) {
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if err := h.cfg.KubeClient.IsReachable(); err != nil {
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return nil, err
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}
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if err := chartutil.ValidateReleaseName(name); err != nil {
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return nil, errors.Errorf("release name is invalid: %s", name)
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}
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h.cfg.Log("getting history for release %s", name)
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return h.cfg.Releases.History(name)
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}
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