func ReadAndResolveMasterConfig(filename string) (*configapi.MasterConfig, error) {
masterConfig, err := ReadMasterConfig(filename)
if err != nil {
return nil, err
}
if err := configapi.ResolveMasterConfigPaths(masterConfig, path.Dir(filename)); err != nil {
return nil, err
}
return masterConfig, nil
}
// 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
}
validationResults := validation.ValidateMasterConfig(masterConfig)
if len(validationResults.Warnings) != 0 {
for _, warning := range validationResults.Warnings {
glog.Warningf("%v", warning)
}
}
if len(validationResults.Errors) != 0 {
return kerrors.NewInvalid("MasterConfig", o.ConfigFile, validationResults.Errors)
}
if err := StartMaster(masterConfig); err != nil {
return err
}
return nil
}