/*

* 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 main

import (

"sync"

"github.com/minio/minio/pkg/probe"

)

// listObjectParams - list object params used for list object map

type listObjectParams struct {

bucket string

delimiter string

marker string

prefix string

}

// listMultipartObjectParams - list multipart object params used for list multipart object map

type listMultipartObjectParams struct {

bucket string

delimiter string

keyMarker string

prefix string

uploadIDMarker string

}

// Filesystem - local variables

type Filesystem struct {

path string

minFreeDisk int64

rwLock *sync.RWMutex

listObjectMap map[listObjectParams][]*treeWalker

listObjectMapMutex *sync.Mutex

listMultipartObjectMap map[listMultipartObjectParams][]multipartObjectInfoChannel

listMultipartObjectMapMutex *sync.Mutex

}

// newFS instantiate a new filesystem.

func newFS(rootPath string) (ObjectAPI, *probe.Error) {

fs := &Filesystem{

rwLock: &sync.RWMutex{},

}

fs.path = rootPath

/// Defaults

// Minium free disk required for i/o operations to succeed.

fs.minFreeDisk = 5

fs.listObjectMap = make(map[listObjectParams][]*treeWalker)

fs.listObjectMapMutex = &sync.Mutex{}

fs.listMultipartObjectMap = make(map[listMultipartObjectParams][]multipartObjectInfoChannel)

fs.listMultipartObjectMapMutex = &sync.Mutex{}

// Return here.

return fs, nil

}

// GetRootPath - get root path.

func (fs Filesystem) GetRootPath() string {

return fs.path

}