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ec9b086ac8
As a carryover from the days when we only allowed one source, the source field was still labeled 'source' instead of 'sources'. Fixed and updated all of the tests.
75 lines
1.9 KiB
Go
75 lines
1.9 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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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 chart
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import (
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"io/ioutil"
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"github.com/Masterminds/semver"
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"gopkg.in/yaml.v2"
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)
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// Chartfile describes a Helm Chart (e.g. Chart.yaml)
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type Chartfile struct {
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Name string `yaml:"name"`
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Description string `yaml:"description"`
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Version string `yaml:"version"`
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Keywords []string `yaml:"keywords,omitempty"`
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Maintainers []*Maintainer `yaml:"maintainers,omitempty"`
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Source []string `yaml:"sources,omitempty"`
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Home string `yaml:"home"`
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}
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// Maintainer describes a chart maintainer.
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type Maintainer struct {
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Name string `yaml:"name"`
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Email string `yaml:"email,omitempty"`
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}
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// LoadChartfile loads a Chart.yaml file into a *Chart.
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func LoadChartfile(filename string) (*Chartfile, error) {
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b, err := ioutil.ReadFile(filename)
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if err != nil {
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return nil, err
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}
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var y Chartfile
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err = yaml.Unmarshal(b, &y)
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if err != nil {
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return nil, err
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}
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// Validate that the Version is actually a valid semver version
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_, err = semver.NewVersion(y.Version)
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if err != nil {
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return nil, err
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}
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return &y, nil
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}
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// Save saves a Chart.yaml file
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func (c *Chartfile) Save(filename string) error {
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b, err := c.Marshal()
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if err != nil {
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return err
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}
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return ioutil.WriteFile(filename, b, 0644)
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}
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// Marshal encodes the chart file into YAML.
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func (c *Chartfile) Marshal() ([]byte, error) {
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return yaml.Marshal(c)
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}
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