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116 lines
2.7 KiB
116 lines
2.7 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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"regexp"
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"strings"
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"github.com/aokoli/goutils"
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"github.com/codegangsta/cli"
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"github.com/kubernetes/helm/pkg/chart"
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"github.com/kubernetes/helm/pkg/format"
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)
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func uploadChart(c *cli.Context) error {
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args := c.Args()
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if len(args) < 1 {
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format.Err("First argument, filename, is required. Try 'helm deploy --help'")
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os.Exit(1)
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}
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cname := c.String("name")
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fname := args[0]
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if fname == "" {
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return errors.New("A filename must be specified. For a tar archive, this is the name of the root template in the archive.")
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}
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_, err := doUpload(fname, cname, c)
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return err
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}
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func doUpload(filename, cname string, cxt *cli.Context) (string, error) {
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fi, err := os.Stat(filename)
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if err != nil {
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return "", err
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}
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if fi.IsDir() {
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format.Info("Chart is directory")
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c, err := chart.LoadDir(filename)
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if err != nil {
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return "", err
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}
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if cname == "" {
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cname = genName(c.Chartfile().Name)
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}
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// TODO: Is it better to generate the file in temp dir like this, or
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// just put it in the CWD?
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//tdir, err := ioutil.TempDir("", "helm-")
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//if err != nil {
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//format.Warn("Could not create temporary directory. Using .")
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//tdir = "."
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//} else {
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//defer os.RemoveAll(tdir)
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//}
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tdir := "."
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tfile, err := chart.Save(c, tdir)
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if err != nil {
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return "", err
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}
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filename = tfile
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} else if cname == "" {
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n, _, e := parseTarName(filename)
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if e != nil {
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return "", e
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}
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cname = n
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}
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// TODO: Add a version build metadata on the chart.
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if cxt.Bool("dry-run") {
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format.Info("Prepared deploy %q using file %q", cname, filename)
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return "", nil
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}
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c := NewClient(cxt)
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return c.PostChart(filename, cname)
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}
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func genName(pname string) string {
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s, _ := goutils.RandomAlphaNumeric(8)
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return fmt.Sprintf("%s-%s", pname, s)
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}
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func parseTarName(name string) (string, string, error) {
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tnregexp := regexp.MustCompile(chart.TarNameRegex)
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if strings.HasSuffix(name, ".tgz") {
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name = strings.TrimSuffix(name, ".tgz")
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}
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v := tnregexp.FindStringSubmatch(name)
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if v == nil {
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return name, "", fmt.Errorf("invalid name %s", name)
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}
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return v[1], v[2], nil
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}
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