mirror of
https://github.com/gitpod-io/gitpod.git
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81 lines
2.0 KiB
Go
81 lines
2.0 KiB
Go
// Copyright (c) 2020 Gitpod GmbH. All rights reserved.
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// Licensed under the GNU Affero General Public License (AGPL).
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// See License-AGPL.txt in the project root for license information.
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package cmd
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import (
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"log"
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"os"
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"os/exec"
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"regexp"
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"strconv"
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"strings"
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"syscall"
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"github.com/spf13/cobra"
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"github.com/gitpod-io/gitpod/gitpod-cli/pkg/theialib"
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)
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var regexLocalhost = regexp.MustCompile("((^(localhost|127\\.0\\.0\\.1))|(https?://(localhost|127\\.0\\.0\\.1)))(:[0-9]+)?")
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// previewCmd represents the preview command
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var previewCmd = &cobra.Command{
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Use: "preview <url>",
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Short: "Opens a URL in Theia's preview view",
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Args: cobra.ExactArgs(1),
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Run: func(cmd *cobra.Command, args []string) {
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service, err := theialib.NewServiceFromEnv()
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if err != nil {
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log.Fatal(err)
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}
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url := args[0]
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url = replaceLocalhostInURL(service, url)
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_, err = service.OpenPreview(theialib.OpenPreviewRequest{URL: url})
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if err == theialib.ErrNotFound {
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gpPreviewBrowser := os.Getenv("GP_PREVIEW_BROWSER")
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if gpPreviewBrowser != "" {
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gpPreviewArgs := strings.Fields(gpPreviewBrowser)
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argv0, err := exec.LookPath(gpPreviewArgs[0])
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if err != nil {
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log.Fatal(err)
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}
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err = syscall.Exec(argv0, append(gpPreviewArgs, url), os.Environ())
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if err != nil {
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log.Fatal(err)
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}
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return
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}
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}
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if err != nil {
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log.Fatal(err)
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}
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},
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}
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func replaceLocalhostInURL(service theialib.TheiaCLIService, url string) string {
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return regexLocalhost.ReplaceAllStringFunc(url, func(input string) string {
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hasScheme := strings.HasPrefix(input, "http://") || strings.HasPrefix(input, "https://")
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input = strings.TrimPrefix(strings.TrimPrefix(input, "http://"), "https://")
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port := 80
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segs := strings.Split(input, ":")
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if len(segs) == 2 {
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port, _ = strconv.Atoi(strings.TrimPrefix(segs[1], ":"))
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}
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result := GetWorkspaceURL(port)
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if !hasScheme {
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result = strings.TrimPrefix(strings.TrimPrefix(result, "http://"), "https://")
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}
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return result
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})
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}
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func init() {
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rootCmd.AddCommand(previewCmd)
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}
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