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@ -193,7 +193,7 @@ func (sys *ConfigSys) Init(objAPI ObjectLayer) error { |
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if objAPI == nil { |
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return errInvalidArgument |
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} |
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return loadConfig(objAPI) |
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return initConfig(objAPI) |
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} |
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// NewConfigSys - creates new config system object.
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@ -201,20 +201,8 @@ func NewConfigSys() *ConfigSys { |
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return &ConfigSys{} |
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} |
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// Migrates ${HOME}/.minio/config.json to '<export_path>/.minio.sys/config/minio.json'
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// Migrates ${HOME}/.minio/config.json to '<export_path>/.minio.sys/config/config.json'
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func migrateConfigToMinioSys() error { |
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// Construct path to config.json for the given bucket.
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configFile := path.Join(bucketConfigPrefix, minioConfigFile) |
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transactionConfigFile := configFile + ".transaction" |
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// As object layer's GetObject() and PutObject() take respective lock on minioMetaBucket
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// and configFile, take a transaction lock to avoid race.
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objLock := globalNSMutex.NewNSLock(minioMetaBucket, transactionConfigFile) |
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if err := objLock.GetLock(globalOperationTimeout); err != nil { |
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return err |
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} |
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defer objLock.Unlock() |
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// Verify if backend already has the file.
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if err := checkServerConfig(context.Background(), newObjectLayerFn()); err != errConfigNotFound { |
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return err |
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@ -229,39 +217,45 @@ func migrateConfigToMinioSys() error { |
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} |
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// Initialize and load config from remote etcd or local config directory
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func initConfig() { |
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func initConfig(objAPI ObjectLayer) error { |
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if objAPI == nil { |
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return errServerNotInitialized |
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} |
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if globalEtcdClient != nil { |
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ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second) |
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resp, err := globalEtcdClient.Get(ctx, getConfigFile()) |
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cancel() |
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if err == nil && resp.Count > 0 { |
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logger.FatalIf(migrateConfig(), "Config migration failed") |
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return migrateConfig() |
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} |
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} else { |
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if isFile(getConfigFile()) { |
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logger.FatalIf(migrateConfig(), "Config migration failed") |
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if err := migrateConfig(); err != nil { |
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return err |
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} |
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// Migrates ${HOME}/.minio/config.json to '<export_path>/.minio.sys/config/config.json'
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if err := migrateConfigToMinioSys(); err != nil { |
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logger.Fatal(err, "Unable to migrate 'config.json' to '.minio.sys/config/config.json'") |
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} |
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return err |
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} |
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} |
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objAPI := newObjectLayerFn() |
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if objAPI == nil { |
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logger.FatalIf(errServerNotInitialized, "Server is not initialized yet unable to proceed") |
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} |
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if err := checkServerConfig(context.Background(), objAPI); err != nil { |
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if err == errConfigNotFound { |
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// Config file does not exist, we create it fresh and return upon success.
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logger.FatalIf(newConfig(objAPI), "Unable to initialize minio config for the first time") |
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logger.Info("Created minio configuration file successfully at " + getConfigDir()) |
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if err = newConfig(objAPI); err != nil { |
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return err |
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} |
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} else { |
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logger.FatalIf(err, "Unable to load the configuration file") |
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return err |
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} |
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} |
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logger.FatalIf(migrateMinioSysConfig(objAPI), "Config migration failed for minio.sys config") |
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if err := migrateMinioSysConfig(objAPI); err != nil { |
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return err |
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} |
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logger.FatalIf(loadConfig(objAPI), "Unable to load the configuration file") |
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return loadConfig(objAPI) |
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} |
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