Function FindOriginCert

credentials/origin_cert.go:123–150

FindOriginCert will check to make sure that the certificate exists at the specified file path.

(originCertPath string, log *zerolog.Logger)

// FindOriginCert will check to make sure that the certificate exists at the specified file path.
func FindOriginCert(originCertPath string, log *zerolog.Logger) (string, error) {
	if originCertPath == "" {
		log.Error().Msgf("Cannot determine default origin certificate path. No file %s in %v. You need to specify the origin certificate path by specifying the origincert option in the configuration file, or set TUNNEL_ORIGIN_CERT environment variable", DefaultCredentialFile, config.DefaultConfigSearchDirectories())
		return "", fmt.Errorf("client didn't specify origincert path")
	}
	var err error
	originCertPath, err = homedir.Expand(originCertPath)
	if err != nil {
		log.Err(err).Msgf("Cannot resolve origin certificate path")
		return "", fmt.Errorf("cannot resolve path %s", originCertPath)
	}
	// Check that the user has acquired a certificate using the login command
	ok := fileExists(originCertPath)
	if !ok {
		log.Error().Msgf(`Cannot find a valid certificate for your origin at the path:

    %s

If the path above is wrong, specify the path with the -origincert option.
If you don't have a certificate signed by Cloudflare, run the command:

	cloudflared login
`, originCertPath)
		return "", fmt.Errorf("cannot find a valid certificate at the path %s", originCertPath)
	}

	return originCertPath, nil
}

// FileExists checks to see if a file exist at the provided path.
func fileExists(path string) bool {