Esempio n. 1
0
func (cfg *Config) bindEnv() error {
	var err error

	if value, ok := util.GetEnv("KUBERNETES_MASTER"); ok && !cfg.KubernetesAddr.Provided {
		cfg.KubernetesAddr.Set(value)
	}
	if value, ok := util.GetEnv("OPENSHIFT_MASTER"); ok && !cfg.MasterAddr.Provided {
		cfg.MasterAddr.Set(value)
	}
	if value, ok := util.GetEnv("BEARER_TOKEN"); ok && len(cfg.CommonConfig.BearerToken) == 0 {
		cfg.CommonConfig.BearerToken = value
	}
	if value, ok := util.GetEnv("BEARER_TOKEN_FILE"); ok && len(cfg.CommonConfig.BearerToken) == 0 {
		if tokenData, tokenErr := ioutil.ReadFile(value); tokenErr == nil {
			cfg.CommonConfig.BearerToken = strings.TrimSpace(string(tokenData))
			if len(cfg.CommonConfig.BearerToken) == 0 {
				err = fmt.Errorf("BEARER_TOKEN_FILE %q was empty", value)
			}
		} else {
			err = fmt.Errorf("Error reading BEARER_TOKEN_FILE %q: %v", value, tokenErr)
		}
	}

	if value, ok := util.GetEnv("OPENSHIFT_CA_FILE"); ok && len(cfg.CommonConfig.CAFile) == 0 {
		cfg.CommonConfig.CAFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_CA_DATA"); ok && len(cfg.CommonConfig.CAData) == 0 {
		cfg.CommonConfig.CAData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_CERT_FILE"); ok && len(cfg.CommonConfig.CertFile) == 0 {
		cfg.CommonConfig.CertFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_CERT_DATA"); ok && len(cfg.CommonConfig.CertData) == 0 {
		cfg.CommonConfig.CertData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_KEY_FILE"); ok && len(cfg.CommonConfig.KeyFile) == 0 {
		cfg.CommonConfig.KeyFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_KEY_DATA"); ok && len(cfg.CommonConfig.KeyData) == 0 {
		cfg.CommonConfig.KeyData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_INSECURE"); ok && len(value) != 0 {
		cfg.CommonConfig.Insecure = value == "true"
	}

	return err
}
Esempio n. 2
0
func (cfg *Config) bindEnv() error {
	// bypass loading from env
	if cfg.SkipEnv {
		return nil
	}
	var err error

	// callers may not use the config file if they have specified a master directly, for backwards
	// compatibility with components that used to use env, switch to service account token, and have
	// config defined in env.
	_, masterSet := util.GetEnv("OPENSHIFT_MASTER")
	specifiedMaster := masterSet || cfg.MasterAddr.Provided

	if cfg.clientConfig != nil && !specifiedMaster {
		clientConfig, err := cfg.clientConfig.ClientConfig()
		if err != nil {
			return err
		}
		cfg.CommonConfig = *clientConfig
		cfg.Namespace, _, err = cfg.clientConfig.Namespace()
		if err != nil {
			return err
		}

		if !cfg.MasterAddr.Provided {
			cfg.MasterAddr.Set(cfg.CommonConfig.Host)
		}
		if !cfg.KubernetesAddr.Provided {
			cfg.KubernetesAddr.Set(cfg.CommonConfig.Host)
		}
		return nil
	}

	// Legacy path - preserve env vars set on pods that previously were honored.
	if value, ok := util.GetEnv("KUBERNETES_MASTER"); ok && !cfg.KubernetesAddr.Provided {
		cfg.KubernetesAddr.Set(value)
	}
	if value, ok := util.GetEnv("OPENSHIFT_MASTER"); ok && !cfg.MasterAddr.Provided {
		cfg.MasterAddr.Set(value)
	}
	if value, ok := util.GetEnv("BEARER_TOKEN"); ok && len(cfg.CommonConfig.BearerToken) == 0 {
		cfg.CommonConfig.BearerToken = value
	}
	if value, ok := util.GetEnv("BEARER_TOKEN_FILE"); ok && len(cfg.CommonConfig.BearerToken) == 0 {
		if tokenData, tokenErr := ioutil.ReadFile(value); tokenErr == nil {
			cfg.CommonConfig.BearerToken = strings.TrimSpace(string(tokenData))
			if len(cfg.CommonConfig.BearerToken) == 0 {
				err = fmt.Errorf("BEARER_TOKEN_FILE %q was empty", value)
			}
		} else {
			err = fmt.Errorf("Error reading BEARER_TOKEN_FILE %q: %v", value, tokenErr)
		}
	}

	if value, ok := util.GetEnv("OPENSHIFT_CA_FILE"); ok && len(cfg.CommonConfig.CAFile) == 0 {
		cfg.CommonConfig.CAFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_CA_DATA"); ok && len(cfg.CommonConfig.CAData) == 0 {
		cfg.CommonConfig.CAData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_CERT_FILE"); ok && len(cfg.CommonConfig.CertFile) == 0 {
		cfg.CommonConfig.CertFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_CERT_DATA"); ok && len(cfg.CommonConfig.CertData) == 0 {
		cfg.CommonConfig.CertData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_KEY_FILE"); ok && len(cfg.CommonConfig.KeyFile) == 0 {
		cfg.CommonConfig.KeyFile = value
	} else if value, ok := util.GetEnv("OPENSHIFT_KEY_DATA"); ok && len(cfg.CommonConfig.KeyData) == 0 {
		cfg.CommonConfig.KeyData = []byte(value)
	}

	if value, ok := util.GetEnv("OPENSHIFT_INSECURE"); ok && len(value) != 0 {
		cfg.CommonConfig.Insecure = value == "true"
	}

	return err
}
Esempio n. 3
0
func (cfg *Config) bindEnv() {
	if value, ok := util.GetEnv("ETCD_ADDR"); ok {
		cfg.EtcdAddr.Set(value)
	}
}