Golang Exit Examples

Example #1

File: update.go Project: yesnault/ghue

func getURLArtifactFromGithub(architecture string) string {
	client := github.NewClient(nil)
	release, resp, err := client.Repositories.GetLatestRelease("yesnault", "ghue")
	if err != nil {
		internal.Exit("Repositories.GetLatestRelease returned error: %v\n%v", err, resp.Body)
		os.Exit(1)
	}

	if len(release.Assets) > 0 {
		for _, asset := range release.Assets {
			if *asset.Name == "ghue-"+architecture {
				return *asset.BrowserDownloadURL
			}
		}
	}

	internal.Exit("Invalid Artifacts on latest release. Please try again in few minutes.\n")
	internal.Exit("If the problem persists, please open an issue on https://github.com/yesnault/ghue/issues\n")
	os.Exit(1)
	return ""
}

Example #2

File: update.go Project: yesnault/ghue

func doUpdate(baseurl, architecture string) {
	if architecture == "" {
		internal.Exit("You seem to have a custom build of ghue\n")
		internal.Exit("Please download latest release on %s\n", urlGitubReleases)
		os.Exit(1)
	}

	url := getURLArtifactFromGithub(architecture)
	if internal.Verbose {
		fmt.Printf("Url to update ghue: %s\n", url)
	}

	resp, err := http.Get(url)
	if err != nil {
		internal.Exit("Error when downloading ghue: %s\n", err.Error())
		fmt.Printf("Url: %s\n", url)
		os.Exit(1)
	}

	contentType := getContentType(resp)
	if contentType != "application/octet-stream" {
		internal.Exit("Invalid Binary (Content-Type: %s). Please try again or download it manually from %s\n", contentType, urlGitubReleases)
		fmt.Printf("Url: %s\n", url)
		os.Exit(1)
	}

	if resp.StatusCode != 200 {
		internal.Exit("Error http code: %d, url called: %s\n", resp.StatusCode, url)
		os.Exit(1)
	}

	fmt.Printf("Getting latest release from : %s ...\n", url)
	defer resp.Body.Close()
	err = update.Apply(resp.Body, update.Options{})
	if err != nil {
		internal.Exit("Error when updating ghue: %s\n", err.Error())
		internal.Exit("Url: %s\n", url)
		os.Exit(1)
	}
	fmt.Println("Update done.")
}