// AddSharedConsulFlags adds flags shared by multiple command implementations
func AddSharedConsulFlags(cmdFlags *flag.FlagSet, consulConfig *ccns.Config) {
// client flags
cmdFlags.StringVar(&consulConfig.Address, "addr", "",
"Optional consul address and port")
cmdFlags.StringVar(&consulConfig.Scheme, "scheme", "",
"Optional consul scheme")
cmdFlags.StringVar(&consulConfig.Datacenter, "dc", "",
"Optional consul datacenter")
cmdFlags.StringVar(&consulConfig.Token, "token", "",
"Optional consul access token")
// init tls struct
consulConfig.TLS = new(api.TLSConfig)
// TLS settings
cmdFlags.StringVar(&consulConfig.TLS.CAFile, "ca-cert", "",
"Optional path to a PEM encoded CA cert file")
cmdFlags.StringVar(&consulConfig.TLS.CertFile, "client-cert", "",
"Optional path to a PEM encoded client certificate")
cmdFlags.StringVar(&consulConfig.TLS.KeyFile, "client-key", "",
"Optional path to an unencrypted PEM encoded private key")
cmdFlags.BoolVar(&consulConfig.TLS.InsecureSkipVerify, "tls-skip-verify", false,
"Optional bool for verifying a TLS certificate (not recommended)")
}
// AddEnvDefaults attempts to populates missing config information from environment variables
func AddEnvDefaults(consulConfig *ccns.Config) {
// this is used in a few print statements - so we want it populated
if consulConfig.Address == "" {
consulConfig.Address = os.Getenv("CONSUL_HTTP_ADDR")
}
}