code: func (s *EnvSettings) AddFlagsTLS(fs *pflag.FlagSet) {
  	fs.StringVar(&s.TLSServerName, "tls-hostname", s.TillerHost, "the server name used to verify the hostname on the returned certificates from the server")
  	fs.StringVar(&s.TLSCaCertFile, "tls-ca-cert", DefaultTLSCaCert, "path to TLS CA certificate file")
  	fs.StringVar(&s.TLSCertFile, "tls-cert", DefaultTLSCert, "path to TLS certificate file")
  	fs.StringVar(&s.TLSKeyFile, "tls-key", DefaultTLSKeyFile, "path to TLS key file")
  	fs.BoolVar(&s.TLSVerify, "tls-verify", DefaultTLSVerify, "enable TLS for request and verify remote")
  	fs.BoolVar(&s.TLSEnable, "tls", DefaultTLSEnable, "enable TLS for request")
  }
docs: // AddFlagsTLS adds the flags for supporting client side TLS to the given flagset.