minio/cmd/config.go
Jesse Lucas f2fd8b0265 Adding test coverage for server-mux.go by creating TestListenAndServeTLS(). (#2493)
Editing config.go to add lock on customConfigPath to avoid race condition
when setGlobalConfigPath() and getConfigPath() are called concurrently.
2016-08-19 01:29:50 -07:00

96 lines
2.3 KiB
Go

/*
* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"os"
"path/filepath"
"sync"
"github.com/minio/go-homedir"
)
// configPath for custom config path only for testing purposes
var customConfigPath string
var configMu sync.Mutex
// Sets a new config path.
func setGlobalConfigPath(configPath string) {
configMu.Lock()
defer configMu.Unlock()
customConfigPath = configPath
}
// getConfigPath get server config path
func getConfigPath() (string, error) {
configMu.Lock()
defer configMu.Unlock()
if customConfigPath != "" {
return customConfigPath, nil
}
homeDir, err := homedir.Dir()
if err != nil {
return "", err
}
configPath := filepath.Join(homeDir, globalMinioConfigDir)
return configPath, nil
}
// mustGetConfigPath must get server config path.
func mustGetConfigPath() string {
configPath, err := getConfigPath()
fatalIf(err, "Unable to get config path.")
return configPath
}
// createConfigPath create server config path.
func createConfigPath() error {
configPath, err := getConfigPath()
if err != nil {
return err
}
return os.MkdirAll(configPath, 0700)
}
// isConfigFileExists - returns true if config file exists.
func isConfigFileExists() bool {
st, err := os.Stat(mustGetConfigFile())
// If file exists and is regular return true.
if err == nil && st.Mode().IsRegular() {
return true
}
return false
}
// mustGetConfigFile must get server config file.
func mustGetConfigFile() string {
configFile, err := getConfigFile()
fatalIf(err, "Unable to get config file.")
return configFile
}
// getConfigFile get server config file.
func getConfigFile() (string, error) {
configPath, err := getConfigPath()
if err != nil {
return "", err
}
return filepath.Join(configPath, globalMinioConfigFile), nil
}