directory.md

Directory

Directory is part of bfs, it provides http apis for client

Table of Contents

• Features
• Architechure
  • Directory
  • Dispatcher
• API
  • Get
  • Upload
  • Del
• Installation

Features

• Scheduling module of bfs, directory provieds http api for client
• High availability and easy extension

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API

Get

get a file

URL

http://DOMAIN/get

HTTP Method

GET

Query String

name	required	type	description
key	true	int64	file key
cookie	true	int64	file cookie

e.g curl "http://localhost:6065/get?key=679114092262199341&cookie=2937"

Get Response

{"vid":315,"stores":["192.168.0.1:6062","192.168.0.2:6062","192.168.0.3:6062"]}

Upload

upload a file

URL

http://DOMAIN/upload

HTTP Method

POST multipart/form-data

Form String

name	required	type	description
num	true	int32	num of files

e.g curl -d "num=2" "http://localhost:6065/upload"

Upload Response

{"keys":[679114092262199341,679114092740349989],"vid":315,"cookie":2937,"stores":["192.168.0.1:6062","192.168.0.2:6062","192.168.0.3:6062"]}

Delete

delete a file

URL

http://DOMAIN/del

HTTP Method

POST application/x-www-form-urlencoded

Query String

name	required	type	description
key	true	int64	file key
cookie	true	int32	cookie

e.g curl -d "key=5&cookie=5" "http://localhost:6065/del"

Del Response

{"vid":315,"stores":["192.168.0.1:6062","192.168.0.2:6062","192.168.0.3:6062"]}

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Architechure

Directory

Directory pull store status from zookeeper and update into memory

Dispatcher

Dispatcher schedule client requests, and guarantee load balancing

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Installation

just pull Terry-Mao/bfs from github using go get:

$ go get github.com/Terry-Mao/bfs
$ cd $GOPATH/github.com/Terry-Mao/bfs
$ go build

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Have Fun!