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106 lines
2.6 KiB
106 lines
2.6 KiB
/*
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Copyright 2016 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 main
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"github.com/spf13/cobra"
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"k8s.io/helm/pkg/repo"
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)
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func init() {
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RootCommand.AddCommand(searchCmd)
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}
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var searchCmd = &cobra.Command{
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Use: "search [keyword]",
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Short: "search for a keyword in charts",
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Long: "Searches the known repositories cache files for the specified search string, looks at name and keywords",
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RunE: search,
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PreRunE: requireInit,
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}
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func search(cmd *cobra.Command, args []string) error {
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if len(args) == 0 {
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return errors.New("This command needs at least one argument (search string)")
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}
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results, err := searchCacheForPattern(cacheDirectory(), args[0])
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if err != nil {
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return err
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}
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if len(results) > 0 {
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for _, result := range results {
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fmt.Println(result)
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}
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}
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return nil
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}
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func searchChartRefsForPattern(search string, chartRefs map[string]*repo.ChartRef) []string {
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matches := []string{}
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for k, c := range chartRefs {
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if strings.Contains(c.Name, search) && !c.Removed {
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matches = append(matches, k)
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continue
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}
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if c.Chartfile == nil {
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continue
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}
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for _, keyword := range c.Chartfile.Keywords {
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if strings.Contains(keyword, search) {
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matches = append(matches, k)
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}
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}
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}
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return matches
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}
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func searchCacheForPattern(dir string, search string) ([]string, error) {
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fileList := []string{}
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filepath.Walk(dir, func(path string, f os.FileInfo, err error) error {
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if !f.IsDir() {
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fileList = append(fileList, path)
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}
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return nil
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})
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matches := []string{}
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for _, f := range fileList {
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index, err := repo.LoadIndexFile(f)
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if err != nil {
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return matches, fmt.Errorf("index %s corrupted: %s", f, err)
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}
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m := searchChartRefsForPattern(search, index.Entries)
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repoName := strings.TrimSuffix(filepath.Base(f), "-index.yaml")
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for _, c := range m {
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// TODO: Is it possible for this file to be missing? Or to have
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// an extension other than .tgz? Should the actual filename be in
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// the YAML?
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fname := filepath.Join(repoName, c+".tgz")
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matches = append(matches, fname)
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}
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}
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return matches, nil
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}
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