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78 lines
1.9 KiB
78 lines
1.9 KiB
package repo
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"path/filepath"
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"strings"
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"github.com/kubernetes/helm/pkg/chart"
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)
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var localRepoPath string
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// StartLocalRepo starts a web server and serves files from the given path
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func StartLocalRepo(path string) {
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fmt.Println("Now serving you on localhost:8879...")
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localRepoPath = path
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http.HandleFunc("/", rootHandler)
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http.HandleFunc("/charts/", indexHandler)
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http.ListenAndServe(":8879", nil)
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}
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func rootHandler(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "Welcome to the Kubernetes Package manager!\nBrowse charts on localhost:8879/charts!")
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}
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func indexHandler(w http.ResponseWriter, r *http.Request) {
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file := r.URL.Path[len("/charts/"):]
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if len(strings.Split(file, ".")) > 1 {
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serveFile(w, r, file)
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} else if file == "" {
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fmt.Fprintf(w, "list of charts should be here at some point")
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} else if file == "index" {
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fmt.Fprintf(w, "index file data should be here at some point")
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} else {
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fmt.Fprintf(w, "Ummm... Nothing to see here folks")
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}
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}
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func serveFile(w http.ResponseWriter, r *http.Request, file string) {
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http.ServeFile(w, r, filepath.Join(localRepoPath, file))
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}
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// AddChartToLocalRepo saves a chart in the given path and then reindexes the index file
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func AddChartToLocalRepo(ch *chart.Chart, path string) error {
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_, err := chart.Save(ch, path)
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if err != nil {
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return err
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}
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return Reindex(ch, path+"/index.yaml")
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}
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// Reindex adds an entry to the index file at the given path
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func Reindex(ch *chart.Chart, path string) error {
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name := ch.Chartfile().Name + "-" + ch.Chartfile().Version
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y, err := LoadIndexFile(path)
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if err != nil {
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return err
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}
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found := false
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for k := range y.Entries {
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if k == name {
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found = true
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break
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}
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}
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if !found {
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url := "localhost:8879/charts/" + name + ".tgz"
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out, err := y.addEntry(name, url)
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if err != nil {
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return err
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}
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ioutil.WriteFile(path, out, 0644)
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}
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return nil
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}
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