Beispiel #1
0
// RunEtcdServer takes the options and starts the etcd server
func (o *EtcdOptions) RunEtcdServer() error {
	masterConfig, err := configapilatest.ReadAndResolveMasterConfig(o.ConfigFile)
	if err != nil {
		return err
	}

	validationResults := validation.ValidateMasterConfig(masterConfig, nil)
	if len(validationResults.Warnings) != 0 {
		for _, warning := range validationResults.Warnings {
			glog.Warningf("%v", warning)
		}
	}
	if len(validationResults.Errors) != 0 {
		return kerrors.NewInvalid(configapi.Kind("MasterConfig"), o.ConfigFile, validationResults.Errors)
	}

	if masterConfig.EtcdConfig == nil {
		return kerrors.NewInvalid(configapi.Kind("MasterConfig.EtcConfig"), o.ConfigFile, field.ErrorList{field.Required(field.NewPath("etcdConfig"), "")})
	}

	etcdserver.RunEtcd(masterConfig.EtcdConfig)
	return nil
}
Beispiel #2
0
// RunNode takes the options and:
// 1.  Creates certs if needed
// 2.  Reads fully specified node config OR builds a fully specified node config from the args
// 3.  Writes the fully specified node config and exits if needed
// 4.  Starts the node based on the fully specified config
func (o NodeOptions) RunNode() error {
	if !o.IsRunFromConfig() || o.IsWriteConfigOnly() {
		glog.V(2).Infof("Generating node configuration")
		if err := o.CreateNodeConfig(); err != nil {
			return err
		}
	}

	if o.IsWriteConfigOnly() {
		return nil
	}

	var nodeConfig *configapi.NodeConfig
	var err error
	if o.IsRunFromConfig() {
		nodeConfig, err = configapilatest.ReadAndResolveNodeConfig(o.ConfigFile)
	} else {
		nodeConfig, err = o.NodeArgs.BuildSerializeableNodeConfig()
	}
	if err != nil {
		return err
	}

	validationResults := validation.ValidateNodeConfig(nodeConfig, nil)
	if len(validationResults.Warnings) != 0 {
		for _, warning := range validationResults.Warnings {
			glog.Warningf("%v", warning)
		}
	}
	if len(validationResults.Errors) != 0 {
		return kerrors.NewInvalid(configapi.Kind("NodeConfig"), o.ConfigFile, validationResults.Errors)
	}

	_, kubeClientConfig, err := configapi.GetKubeClient(nodeConfig.MasterKubeConfig)
	if err != nil {
		return err
	}
	glog.Infof("Starting a node connected to %s", kubeClientConfig.Host)

	if err := StartNode(*nodeConfig); err != nil {
		return err
	}

	return nil
}
Beispiel #3
0
// RunNode takes the options and:
// 1.  Creates certs if needed
// 2.  Reads fully specified node config OR builds a fully specified node config from the args
// 3.  Writes the fully specified node config and exits if needed
// 4.  Starts the node based on the fully specified config
func (o NodeOptions) RunNode() error {
	if !o.IsRunFromConfig() || o.IsWriteConfigOnly() {
		glog.V(2).Infof("Generating node configuration")
		if err := o.CreateNodeConfig(); err != nil {
			return err
		}
	}

	if o.IsWriteConfigOnly() {
		return nil
	}

	var nodeConfig *configapi.NodeConfig
	var err error
	if o.IsRunFromConfig() {
		nodeConfig, err = configapilatest.ReadAndResolveNodeConfig(o.ConfigFile)
	} else {
		nodeConfig, err = o.NodeArgs.BuildSerializeableNodeConfig()
	}
	if err != nil {
		return err
	}

	validationResults := validation.ValidateNodeConfig(nodeConfig, nil)
	if len(validationResults.Warnings) != 0 {
		for _, warning := range validationResults.Warnings {
			glog.Warningf("Warning: %v, node start will continue.", warning)
		}
	}
	if len(validationResults.Errors) != 0 {
		return kerrors.NewInvalid(configapi.Kind("NodeConfig"), o.ConfigFile, validationResults.Errors)
	}

	if err := ValidateRuntime(nodeConfig, o.NodeArgs.Components); err != nil {
		return err
	}

	if err := StartNode(*nodeConfig, o.NodeArgs.Components); err != nil {
		return err
	}

	return nil
}
Beispiel #4
0
// RunMaster takes the options and:
// 1.  Creates certs if needed
// 2.  Reads fully specified master config OR builds a fully specified master config from the args
// 3.  Writes the fully specified master config and exits if needed
// 4.  Starts the master based on the fully specified config
func (o MasterOptions) RunMaster() error {
	startUsingConfigFile := !o.IsWriteConfigOnly() && o.IsRunFromConfig()

	if !startUsingConfigFile && o.CreateCertificates {
		glog.V(2).Infof("Generating master configuration")
		if err := o.CreateCerts(); err != nil {
			return err
		}
		if err := o.CreateBootstrapPolicy(); err != nil {
			return err
		}
	}

	var masterConfig *configapi.MasterConfig
	var err error
	if startUsingConfigFile {
		masterConfig, err = configapilatest.ReadAndResolveMasterConfig(o.ConfigFile)
	} else {
		masterConfig, err = o.MasterArgs.BuildSerializeableMasterConfig()
	}
	if err != nil {
		return err
	}

	if o.IsWriteConfigOnly() {
		// Resolve relative to CWD
		cwd, err := os.Getwd()
		if err != nil {
			return err
		}
		if err := configapi.ResolveMasterConfigPaths(masterConfig, cwd); err != nil {
			return err
		}

		// Relativize to config file dir
		base, err := cmdutil.MakeAbs(filepath.Dir(o.MasterArgs.GetConfigFileToWrite()), cwd)
		if err != nil {
			return err
		}
		if err := configapi.RelativizeMasterConfigPaths(masterConfig, base); err != nil {
			return err
		}

		content, err := configapilatest.WriteYAML(masterConfig)
		if err != nil {

			return err
		}

		if err := os.MkdirAll(path.Dir(o.MasterArgs.GetConfigFileToWrite()), os.FileMode(0755)); err != nil {
			return err
		}
		if err := ioutil.WriteFile(o.MasterArgs.GetConfigFileToWrite(), content, 0644); err != nil {
			return err
		}

		fmt.Fprintf(o.Output, "Wrote master config to: %s\n", o.MasterArgs.GetConfigFileToWrite())

		return nil
	}

	if o.MasterArgs.OverrideConfig != nil {
		if err := o.MasterArgs.OverrideConfig(masterConfig); err != nil {
			return err
		}
	}

	// Inject disabled feature flags based on distribution being used and
	// regardless of configuration. They aren't written to config file to
	// prevent upgrade path issues.
	masterConfig.DisabledFeatures.Add(o.DisabledFeatures...)
	validationResults := validation.ValidateMasterConfig(masterConfig, nil)
	if len(validationResults.Warnings) != 0 {
		for _, warning := range validationResults.Warnings {
			glog.Warningf("%v", warning)
		}
	}
	if len(validationResults.Errors) != 0 {
		return kerrors.NewInvalid(configapi.Kind("MasterConfig"), o.ConfigFile, validationResults.Errors)
	}

	if !o.MasterArgs.StartControllers {
		masterConfig.Controllers = configapi.ControllersDisabled
	}

	m := &Master{
		config:      masterConfig,
		api:         o.MasterArgs.StartAPI,
		controllers: o.MasterArgs.StartControllers,
	}
	return m.Start()
}