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	This is an attempt cleanup code and keep the top level config functions simpler and easy to understand where as move the notifier related code and logger setter/getter methods as part of their own struct. Locks are now held properly not globally by configMutex, but instead as private variables. Final fix for #3700
		
			
				
	
	
		
			940 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			940 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/*
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 * Minio Cloud Storage, (C) 2016, 2017 Minio, Inc.
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package cmd
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import (
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	"fmt"
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	"os"
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	"path/filepath"
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	"github.com/minio/mc/pkg/console"
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	"github.com/minio/minio/pkg/quick"
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)
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func migrateConfig() error {
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	// Purge all configs with version '1'.
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	if err := purgeV1(); err != nil {
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		return err
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	}
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	// Migrate version '2' to '3'.
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	if err := migrateV2ToV3(); err != nil {
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		return err
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	}
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	// Migrate version '3' to '4'.
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	if err := migrateV3ToV4(); err != nil {
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		return err
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	}
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	// Migrate version '4' to '5'.
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	if err := migrateV4ToV5(); err != nil {
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		return err
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	}
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	// Migrate version '5' to '6.
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	if err := migrateV5ToV6(); err != nil {
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		return err
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	}
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	// Migrate version '6' to '7'.
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	if err := migrateV6ToV7(); err != nil {
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		return err
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	}
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	// Migrate version '7' to '8'.
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	if err := migrateV7ToV8(); err != nil {
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		return err
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	}
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	// Migrate version '8' to '9'.
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	if err := migrateV8ToV9(); err != nil {
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		return err
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	}
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	// Migrate version '9' to '10'.
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	if err := migrateV9ToV10(); err != nil {
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		return err
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	}
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	// Migrate version '10' to '11'.
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	if err := migrateV10ToV11(); err != nil {
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		return err
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	}
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	// Migrate version '11' to '12'.
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	if err := migrateV11ToV12(); err != nil {
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		return err
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	}
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	// Migration version '12' to '13'.
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	if err := migrateV12ToV13(); err != nil {
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		return err
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	}
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	return nil
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}
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// Version '1' is not supported anymore and deprecated, safe to delete.
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func purgeV1() error {
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	cv1, err := loadConfigV1()
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	if err != nil {
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		if os.IsNotExist(err) {
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			return nil
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		}
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		return fmt.Errorf("Unable to load config version ‘1’. %v", err)
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	}
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	if cv1.Version == "1" {
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		console.Println("Removed unsupported config version ‘1’.")
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		/// Purge old fsUsers.json file
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		configPath, err := getConfigPath()
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		if err != nil {
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			return fmt.Errorf("Unable to retrieve config path. %v", err)
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		}
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		configFile := filepath.Join(configPath, "fsUsers.json")
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		removeAll(configFile)
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		return nil
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	}
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	return fmt.Errorf("Failed to migrate unrecognized config version ‘" + cv1.Version + "’.")
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}
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// Version '2' to '3' config migration adds new fields and re-orders
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// previous fields. Simplifies config for future additions.
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func migrateV2ToV3() error {
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	cv2, err := loadConfigV2()
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	if err != nil {
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		if os.IsNotExist(err) {
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			return nil
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		}
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		return fmt.Errorf("Unable to load config version ‘2’. %v", err)
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	}
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	if cv2.Version != "2" {
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		return nil
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	}
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	srvConfig := &configV3{}
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	srvConfig.Version = "3"
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	srvConfig.Addr = ":9000"
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	srvConfig.Credential = credential{
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		AccessKey: cv2.Credentials.AccessKey,
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		SecretKey: cv2.Credentials.SecretKey,
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	}
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	srvConfig.Region = cv2.Credentials.Region
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	if srvConfig.Region == "" {
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		// Region needs to be set for AWS Signature V4.
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		srvConfig.Region = globalMinioDefaultRegion
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	}
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	srvConfig.Logger.Console = consoleLogger{
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		Enable: true,
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		Level:  "fatal",
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	}
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	flogger := fileLogger{}
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	flogger.Level = "error"
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	if cv2.FileLogger.Filename != "" {
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		flogger.Enable = true
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		flogger.Filename = cv2.FileLogger.Filename
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	}
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	srvConfig.Logger.File = flogger
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	slogger := syslogLoggerV3{}
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	slogger.Level = "debug"
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	if cv2.SyslogLogger.Addr != "" {
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		slogger.Enable = true
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		slogger.Addr = cv2.SyslogLogger.Addr
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	}
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	srvConfig.Logger.Syslog = slogger
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	qc, err := quick.New(srvConfig)
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	if err != nil {
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		return fmt.Errorf("Unable to initialize config. %v", err)
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	}
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	configFile, err := getConfigFile()
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	if err != nil {
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		return fmt.Errorf("Unable to get config file. %v", err)
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	}
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	// Migrate the config.
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	err = qc.Save(configFile)
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	if err != nil {
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		return fmt.Errorf("Failed to migrate config from ‘"+cv2.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
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	}
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	console.Println("Migration from version ‘" + cv2.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
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	return nil
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}
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// Version '3' to '4' migrates config, removes previous fields related
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// to backend types and server address. This change further simplifies
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// the config for future additions.
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func migrateV3ToV4() error {
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	cv3, err := loadConfigV3()
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	if err != nil {
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		if os.IsNotExist(err) {
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			return nil
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		}
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		return fmt.Errorf("Unable to load config version ‘3’. %v", err)
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	}
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	if cv3.Version != "3" {
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		return nil
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	}
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	// Save only the new fields, ignore the rest.
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	srvConfig := &configV4{}
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	srvConfig.Version = "4"
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	srvConfig.Credential = cv3.Credential
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	srvConfig.Region = cv3.Region
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	if srvConfig.Region == "" {
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		// Region needs to be set for AWS Signature Version 4.
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		srvConfig.Region = globalMinioDefaultRegion
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	}
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	srvConfig.Logger.Console = cv3.Logger.Console
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	srvConfig.Logger.File = cv3.Logger.File
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	srvConfig.Logger.Syslog = cv3.Logger.Syslog
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	qc, err := quick.New(srvConfig)
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	if err != nil {
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		return fmt.Errorf("Unable to initialize the quick config. %v", err)
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	}
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	configFile, err := getConfigFile()
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	if err != nil {
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		return fmt.Errorf("Unable to get config file. %v", err)
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	}
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	err = qc.Save(configFile)
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	if err != nil {
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		return fmt.Errorf("Failed to migrate config from ‘"+cv3.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
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	}
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	console.Println("Migration from version ‘" + cv3.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
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	return nil
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}
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// Version '4' to '5' migrates config, removes previous fields related
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// to backend types and server address. This change further simplifies
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// the config for future additions.
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func migrateV4ToV5() error {
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	cv4, err := loadConfigV4()
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	if err != nil {
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		if os.IsNotExist(err) {
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			return nil
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		}
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		return fmt.Errorf("Unable to load config version ‘4’. %v", err)
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	}
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	if cv4.Version != "4" {
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		return nil
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	}
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	// Save only the new fields, ignore the rest.
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	srvConfig := &configV5{}
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	srvConfig.Version = "5"
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	srvConfig.Credential = cv4.Credential
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	srvConfig.Region = cv4.Region
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	if srvConfig.Region == "" {
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		// Region needs to be set for AWS Signature Version 4.
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		srvConfig.Region = globalMinioDefaultRegion
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	}
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	srvConfig.Logger.Console = cv4.Logger.Console
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	srvConfig.Logger.File = cv4.Logger.File
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	srvConfig.Logger.Syslog = cv4.Logger.Syslog
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	srvConfig.Logger.AMQP.Enable = false
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	srvConfig.Logger.ElasticSearch.Enable = false
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	srvConfig.Logger.Redis.Enable = false
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	qc, err := quick.New(srvConfig)
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	if err != nil {
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		return fmt.Errorf("Unable to initialize the quick config. %v", err)
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	}
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	configFile, err := getConfigFile()
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	if err != nil {
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		return fmt.Errorf("Unable to get config file. %v", err)
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	}
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	err = qc.Save(configFile)
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	if err != nil {
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		return fmt.Errorf("Failed to migrate config from ‘"+cv4.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
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	}
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	console.Println("Migration from version ‘" + cv4.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
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	return nil
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}
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// Version '5' to '6' migrates config, removes previous fields related
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// to backend types and server address. This change further simplifies
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// the config for future additions.
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func migrateV5ToV6() error {
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	cv5, err := loadConfigV5()
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	if err != nil {
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		if os.IsNotExist(err) {
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			return nil
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		}
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		return fmt.Errorf("Unable to load config version ‘5’. %v", err)
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	}
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	if cv5.Version != "5" {
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		return nil
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	}
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	// Save only the new fields, ignore the rest.
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	srvConfig := &configV6{}
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	srvConfig.Version = "6"
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	srvConfig.Credential = cv5.Credential
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	srvConfig.Region = cv5.Region
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	if srvConfig.Region == "" {
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		// Region needs to be set for AWS Signature Version 4.
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		srvConfig.Region = globalMinioDefaultRegion
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	}
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	srvConfig.Logger.Console = cv5.Logger.Console
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	srvConfig.Logger.File = cv5.Logger.File
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	srvConfig.Logger.Syslog = cv5.Logger.Syslog
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	srvConfig.Notify.AMQP = map[string]amqpNotify{
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		"1": {
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			Enable:      cv5.Logger.AMQP.Enable,
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			URL:         cv5.Logger.AMQP.URL,
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			Exchange:    cv5.Logger.AMQP.Exchange,
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			RoutingKey:  cv5.Logger.AMQP.RoutingKey,
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			Mandatory:   cv5.Logger.AMQP.Mandatory,
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			Immediate:   cv5.Logger.AMQP.Immediate,
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			Durable:     cv5.Logger.AMQP.Durable,
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			Internal:    cv5.Logger.AMQP.Internal,
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			NoWait:      cv5.Logger.AMQP.NoWait,
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			AutoDeleted: cv5.Logger.AMQP.AutoDeleted,
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		},
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	}
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	srvConfig.Notify.ElasticSearch = map[string]elasticSearchNotify{
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		"1": {
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			Enable: cv5.Logger.ElasticSearch.Enable,
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			URL:    cv5.Logger.ElasticSearch.URL,
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			Index:  cv5.Logger.ElasticSearch.Index,
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		},
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	}
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	srvConfig.Notify.Redis = map[string]redisNotify{
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		"1": {
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			Enable:   cv5.Logger.Redis.Enable,
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			Addr:     cv5.Logger.Redis.Addr,
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			Password: cv5.Logger.Redis.Password,
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			Key:      cv5.Logger.Redis.Key,
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		},
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	}
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	qc, err := quick.New(srvConfig)
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	if err != nil {
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		return fmt.Errorf("Unable to initialize the quick config. %v", err)
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	}
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	configFile, err := getConfigFile()
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	if err != nil {
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		return fmt.Errorf("Unable to get config file. %v", err)
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	}
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	err = qc.Save(configFile)
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	if err != nil {
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		return fmt.Errorf("Failed to migrate config from ‘"+cv5.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
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	}
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	console.Println("Migration from version ‘" + cv5.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
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	return nil
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}
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// Version '6' to '7' migrates config, removes previous fields related
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// to backend types and server address. This change further simplifies
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// the config for future additions.
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func migrateV6ToV7() error {
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	cv6, err := loadConfigV6()
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						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
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			return nil
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						||
		}
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		return fmt.Errorf("Unable to load config version ‘6’. %v", err)
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						||
	}
 | 
						||
	if cv6.Version != "6" {
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		return nil
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	}
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	// Save only the new fields, ignore the rest.
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	srvConfig := &serverConfigV7{}
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	srvConfig.Version = "7"
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	srvConfig.Credential = cv6.Credential
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	srvConfig.Region = cv6.Region
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						||
	if srvConfig.Region == "" {
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		// Region needs to be set for AWS Signature Version 4.
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		srvConfig.Region = globalMinioDefaultRegion
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	}
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	srvConfig.Logger.Console = cv6.Logger.Console
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	srvConfig.Logger.File = cv6.Logger.File
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	srvConfig.Logger.Syslog = cv6.Logger.Syslog
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	srvConfig.Notify.AMQP = make(map[string]amqpNotify)
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	srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
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	srvConfig.Notify.Redis = make(map[string]redisNotify)
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						||
	if len(cv6.Notify.AMQP) == 0 {
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		srvConfig.Notify.AMQP["1"] = amqpNotify{}
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	} else {
 | 
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		srvConfig.Notify.AMQP = cv6.Notify.AMQP
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						||
	}
 | 
						||
	if len(cv6.Notify.ElasticSearch) == 0 {
 | 
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		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
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		srvConfig.Notify.ElasticSearch = cv6.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv6.Notify.Redis) == 0 {
 | 
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		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv6.Notify.Redis
 | 
						||
	}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v", err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Failed to migrate config from ‘"+cv6.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println("Migration from version ‘" + cv6.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '7' to '8' migrates config, removes previous fields related
 | 
						||
// to backend types and server address. This change further simplifies
 | 
						||
// the config for future additions.
 | 
						||
func migrateV7ToV8() error {
 | 
						||
	cv7, err := loadConfigV7()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘7’. %v", err)
 | 
						||
	}
 | 
						||
	if cv7.Version != "7" {
 | 
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		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Save only the new fields, ignore the rest.
 | 
						||
	srvConfig := &serverConfigV8{}
 | 
						||
	srvConfig.Version = "8"
 | 
						||
	srvConfig.Credential = cv7.Credential
 | 
						||
	srvConfig.Region = cv7.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv7.Logger.Console
 | 
						||
	srvConfig.Logger.File = cv7.Logger.File
 | 
						||
	srvConfig.Logger.Syslog = cv7.Logger.Syslog
 | 
						||
	srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
	srvConfig.Notify.NATS = make(map[string]natsNotifyV1)
 | 
						||
	srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
	srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
	srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
	if len(cv7.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv7.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv7.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotifyV1{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = cv7.Notify.NATS
 | 
						||
	}
 | 
						||
	if len(cv7.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv7.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv7.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv7.Notify.Redis
 | 
						||
	}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v", err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Failed to migrate config from ‘"+cv7.Version+"’ to ‘"+srvConfig.Version+"’ failed. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println("Migration from version ‘" + cv7.Version + "’ to ‘" + srvConfig.Version + "’ completed successfully.")
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '8' to '9' migration. Adds postgresql notifier
 | 
						||
// configuration, but it's otherwise the same as V8.
 | 
						||
func migrateV8ToV9() error {
 | 
						||
	cv8, err := loadConfigV8()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘8’. %v", err)
 | 
						||
	}
 | 
						||
	if cv8.Version != "8" {
 | 
						||
		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy over fields from V8 into V9 config struct
 | 
						||
	srvConfig := &serverConfigV9{}
 | 
						||
	srvConfig.Version = "9"
 | 
						||
	srvConfig.Credential = cv8.Credential
 | 
						||
	srvConfig.Region = cv8.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv8.Logger.Console
 | 
						||
	srvConfig.Logger.Console.Level = "error"
 | 
						||
	srvConfig.Logger.File = cv8.Logger.File
 | 
						||
	srvConfig.Logger.Syslog = cv8.Logger.Syslog
 | 
						||
 | 
						||
	// check and set notifiers config
 | 
						||
	if len(cv8.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv8.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv8.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotifyV1)
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotifyV1{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = cv8.Notify.NATS
 | 
						||
	}
 | 
						||
	if len(cv8.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv8.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv8.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv8.Notify.Redis
 | 
						||
	}
 | 
						||
	if len(cv8.Notify.PostgreSQL) == 0 {
 | 
						||
		srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
		srvConfig.Notify.PostgreSQL["1"] = postgreSQLNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.PostgreSQL = cv8.Notify.PostgreSQL
 | 
						||
	}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v",
 | 
						||
			err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf(
 | 
						||
			"Failed to migrate config from ‘"+
 | 
						||
				cv8.Version+"’ to ‘"+srvConfig.Version+
 | 
						||
				"’ failed. %v", err,
 | 
						||
		)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println(
 | 
						||
		"Migration from version ‘" +
 | 
						||
			cv8.Version + "’ to ‘" + srvConfig.Version +
 | 
						||
			"’ completed successfully.",
 | 
						||
	)
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '9' to '10' migration. Remove syslog config
 | 
						||
// but it's otherwise the same as V9.
 | 
						||
func migrateV9ToV10() error {
 | 
						||
	cv9, err := loadConfigV9()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘9’. %v", err)
 | 
						||
	}
 | 
						||
	if cv9.Version != "9" {
 | 
						||
		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy over fields from V9 into V10 config struct
 | 
						||
	srvConfig := &serverConfigV10{}
 | 
						||
	srvConfig.Version = "10"
 | 
						||
	srvConfig.Credential = cv9.Credential
 | 
						||
	srvConfig.Region = cv9.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv9.Logger.Console
 | 
						||
	srvConfig.Logger.File = cv9.Logger.File
 | 
						||
 | 
						||
	// check and set notifiers config
 | 
						||
	if len(cv9.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv9.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv9.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotifyV1)
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotifyV1{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = cv9.Notify.NATS
 | 
						||
	}
 | 
						||
	if len(cv9.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv9.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv9.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv9.Notify.Redis
 | 
						||
	}
 | 
						||
	if len(cv9.Notify.PostgreSQL) == 0 {
 | 
						||
		srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
		srvConfig.Notify.PostgreSQL["1"] = postgreSQLNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.PostgreSQL = cv9.Notify.PostgreSQL
 | 
						||
	}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v",
 | 
						||
			err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf(
 | 
						||
			"Failed to migrate config from ‘"+
 | 
						||
				cv9.Version+"’ to ‘"+srvConfig.Version+
 | 
						||
				"’ failed. %v", err,
 | 
						||
		)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println(
 | 
						||
		"Migration from version ‘" +
 | 
						||
			cv9.Version + "’ to ‘" + srvConfig.Version +
 | 
						||
			"’ completed successfully.",
 | 
						||
	)
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '10' to '11' migration. Add support for Kafka
 | 
						||
// notifications.
 | 
						||
func migrateV10ToV11() error {
 | 
						||
	cv10, err := loadConfigV10()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘10’. %v", err)
 | 
						||
	}
 | 
						||
	if cv10.Version != "10" {
 | 
						||
		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy over fields from V10 into V11 config struct
 | 
						||
	srvConfig := &serverConfigV11{}
 | 
						||
	srvConfig.Version = "11"
 | 
						||
	srvConfig.Credential = cv10.Credential
 | 
						||
	srvConfig.Region = cv10.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv10.Logger.Console
 | 
						||
	srvConfig.Logger.File = cv10.Logger.File
 | 
						||
 | 
						||
	// check and set notifiers config
 | 
						||
	if len(cv10.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv10.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv10.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotifyV1)
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotifyV1{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = cv10.Notify.NATS
 | 
						||
	}
 | 
						||
	if len(cv10.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv10.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv10.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv10.Notify.Redis
 | 
						||
	}
 | 
						||
	if len(cv10.Notify.PostgreSQL) == 0 {
 | 
						||
		srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
		srvConfig.Notify.PostgreSQL["1"] = postgreSQLNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.PostgreSQL = cv10.Notify.PostgreSQL
 | 
						||
	}
 | 
						||
	// V10 will not have a Kafka config. So we initialize one here.
 | 
						||
	srvConfig.Notify.Kafka = make(map[string]kafkaNotify)
 | 
						||
	srvConfig.Notify.Kafka["1"] = kafkaNotify{}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v",
 | 
						||
			err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf(
 | 
						||
			"Failed to migrate config from ‘"+
 | 
						||
				cv10.Version+"’ to ‘"+srvConfig.Version+
 | 
						||
				"’ failed. %v", err,
 | 
						||
		)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println(
 | 
						||
		"Migration from version ‘" +
 | 
						||
			cv10.Version + "’ to ‘" + srvConfig.Version +
 | 
						||
			"’ completed successfully.",
 | 
						||
	)
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '11' to '12' migration. Add support for NATS streaming
 | 
						||
// notifications.
 | 
						||
func migrateV11ToV12() error {
 | 
						||
	cv11, err := loadConfigV11()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘11’. %v", err)
 | 
						||
	}
 | 
						||
	if cv11.Version != "11" {
 | 
						||
		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy over fields from V11 into V12 config struct
 | 
						||
	srvConfig := &serverConfigV12{}
 | 
						||
	srvConfig.Version = "12"
 | 
						||
	srvConfig.Credential = cv11.Credential
 | 
						||
	srvConfig.Region = cv11.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv11.Logger.Console
 | 
						||
	srvConfig.Logger.File = cv11.Logger.File
 | 
						||
 | 
						||
	// check and set notifiers config
 | 
						||
	if len(cv11.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv11.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv11.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv11.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv11.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv11.Notify.Redis
 | 
						||
	}
 | 
						||
	if len(cv11.Notify.PostgreSQL) == 0 {
 | 
						||
		srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
		srvConfig.Notify.PostgreSQL["1"] = postgreSQLNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.PostgreSQL = cv11.Notify.PostgreSQL
 | 
						||
	}
 | 
						||
	if len(cv11.Notify.Kafka) == 0 {
 | 
						||
		srvConfig.Notify.Kafka = make(map[string]kafkaNotify)
 | 
						||
		srvConfig.Notify.Kafka["1"] = kafkaNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Kafka = cv11.Notify.Kafka
 | 
						||
	}
 | 
						||
 | 
						||
	// V12 will have an updated config of nats. So we create a new one or we
 | 
						||
	// update the old one if found.
 | 
						||
	if len(cv11.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotify)
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotify)
 | 
						||
		for k, v := range cv11.Notify.NATS {
 | 
						||
			n := natsNotify{}
 | 
						||
			n.Enable = v.Enable
 | 
						||
			n.Address = v.Address
 | 
						||
			n.Subject = v.Subject
 | 
						||
			n.Username = v.Username
 | 
						||
			n.Password = v.Password
 | 
						||
			n.Token = v.Token
 | 
						||
			n.Secure = v.Secure
 | 
						||
			n.PingInterval = v.PingInterval
 | 
						||
			srvConfig.Notify.NATS[k] = n
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v",
 | 
						||
			err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf(
 | 
						||
			"Failed to migrate config from ‘"+
 | 
						||
				cv11.Version+"’ to ‘"+srvConfig.Version+
 | 
						||
				"’ failed. %v", err,
 | 
						||
		)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println(
 | 
						||
		"Migration from version ‘" +
 | 
						||
			cv11.Version + "’ to ‘" + srvConfig.Version +
 | 
						||
			"’ completed successfully.",
 | 
						||
	)
 | 
						||
	return nil
 | 
						||
}
 | 
						||
 | 
						||
// Version '12' to '13' migration. Add support for custom webhook endpoint.
 | 
						||
func migrateV12ToV13() error {
 | 
						||
	cv12, err := loadConfigV12()
 | 
						||
	if err != nil {
 | 
						||
		if os.IsNotExist(err) {
 | 
						||
			return nil
 | 
						||
		}
 | 
						||
		return fmt.Errorf("Unable to load config version ‘12’. %v", err)
 | 
						||
	}
 | 
						||
	if cv12.Version != "12" {
 | 
						||
		return nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy over fields from V12 into V13 config struct
 | 
						||
	srvConfig := &serverConfigV13{
 | 
						||
		Logger: &logger{},
 | 
						||
		Notify: ¬ifier{},
 | 
						||
	}
 | 
						||
	srvConfig.Version = "13"
 | 
						||
	srvConfig.Credential = cv12.Credential
 | 
						||
	srvConfig.Region = cv12.Region
 | 
						||
	if srvConfig.Region == "" {
 | 
						||
		// Region needs to be set for AWS Signature Version 4.
 | 
						||
		srvConfig.Region = globalMinioDefaultRegion
 | 
						||
	}
 | 
						||
	srvConfig.Logger.Console = cv12.Logger.Console
 | 
						||
	srvConfig.Logger.File = cv12.Logger.File
 | 
						||
 | 
						||
	// check and set notifiers config
 | 
						||
	if len(cv12.Notify.AMQP) == 0 {
 | 
						||
		srvConfig.Notify.AMQP = make(map[string]amqpNotify)
 | 
						||
		srvConfig.Notify.AMQP["1"] = amqpNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.AMQP = cv12.Notify.AMQP
 | 
						||
	}
 | 
						||
	if len(cv12.Notify.ElasticSearch) == 0 {
 | 
						||
		srvConfig.Notify.ElasticSearch = make(map[string]elasticSearchNotify)
 | 
						||
		srvConfig.Notify.ElasticSearch["1"] = elasticSearchNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.ElasticSearch = cv12.Notify.ElasticSearch
 | 
						||
	}
 | 
						||
	if len(cv12.Notify.Redis) == 0 {
 | 
						||
		srvConfig.Notify.Redis = make(map[string]redisNotify)
 | 
						||
		srvConfig.Notify.Redis["1"] = redisNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Redis = cv12.Notify.Redis
 | 
						||
	}
 | 
						||
	if len(cv12.Notify.PostgreSQL) == 0 {
 | 
						||
		srvConfig.Notify.PostgreSQL = make(map[string]postgreSQLNotify)
 | 
						||
		srvConfig.Notify.PostgreSQL["1"] = postgreSQLNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.PostgreSQL = cv12.Notify.PostgreSQL
 | 
						||
	}
 | 
						||
	if len(cv12.Notify.Kafka) == 0 {
 | 
						||
		srvConfig.Notify.Kafka = make(map[string]kafkaNotify)
 | 
						||
		srvConfig.Notify.Kafka["1"] = kafkaNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.Kafka = cv12.Notify.Kafka
 | 
						||
	}
 | 
						||
	if len(cv12.Notify.NATS) == 0 {
 | 
						||
		srvConfig.Notify.NATS = make(map[string]natsNotify)
 | 
						||
		srvConfig.Notify.NATS["1"] = natsNotify{}
 | 
						||
	} else {
 | 
						||
		srvConfig.Notify.NATS = cv12.Notify.NATS
 | 
						||
	}
 | 
						||
 | 
						||
	// V12 will not have a webhook config. So we initialize one here.
 | 
						||
	srvConfig.Notify.Webhook = make(map[string]webhookNotify)
 | 
						||
	srvConfig.Notify.Webhook["1"] = webhookNotify{}
 | 
						||
 | 
						||
	qc, err := quick.New(srvConfig)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to initialize the quick config. %v",
 | 
						||
			err)
 | 
						||
	}
 | 
						||
	configFile, err := getConfigFile()
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf("Unable to get config file. %v", err)
 | 
						||
	}
 | 
						||
 | 
						||
	err = qc.Save(configFile)
 | 
						||
	if err != nil {
 | 
						||
		return fmt.Errorf(
 | 
						||
			"Failed to migrate config from ‘"+
 | 
						||
				cv12.Version+"’ to ‘"+srvConfig.Version+
 | 
						||
				"’ failed. %v", err,
 | 
						||
		)
 | 
						||
	}
 | 
						||
 | 
						||
	console.Println(
 | 
						||
		"Migration from version ‘" +
 | 
						||
			cv12.Version + "’ to ‘" + srvConfig.Version +
 | 
						||
			"’ completed successfully.",
 | 
						||
	)
 | 
						||
	return nil
 | 
						||
}
 |