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Update index.js #6

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43 changes: 22 additions & 21 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,23 +8,22 @@ var request = require('request')
var through = require('through2')
var debug = require('debug')('mount-url')

var ENOENT = -2
var EPERM = -1
const dbug = true

module.exports = function (href, cb) {
var parsed = url.parse(href)
var filename = path.basename(parsed.pathname)
var handlers = {}
var file

var mnt = path.join(os.tmpdir(), 'mounturl/' + Date.now())
debug(mnt)
var mnt = path.join(os.tmpdir(), 'mounturl/' + Date.now() + '-' + Math.floor(Math.random() * 900000 + 100000))
if (dbug) debug(mnt)

requestHeaders(href, function (err, statusCode, headers) {
if (err) return cb(new Error('HTTP Error ' + statusCode))

if (!headers['accept-ranges'] || headers['accept-ranges'] !== 'bytes') {
debug('range not supported', headers, statusCode)
if (dbug) debug('range not supported', headers, statusCode)
return cb(new Error('The HTTP server supplied doesnt support accept-ranges: bytes, so mount-url wont work for this url, sorry.'))
}

Expand All @@ -34,7 +33,7 @@ module.exports = function (href, cb) {
else len = +len

file = {length: len, headers: headers}
debug('file', file)
if (dbug) debug('file', file)

fuse.unmount(mnt, function () {
mkdirp(mnt, function () {
Expand Down Expand Up @@ -86,44 +85,46 @@ module.exports = function (href, cb) {
handlers.displayFolder = true

handlers.readdir = function (filepath, cb) {
debug('readdir', filepath)
if (dbug) debug('readdir', filepath)
if (filepath === '/') return cb(0, [filename])
cb(0)
}

handlers.getattr = function (filepath, cb) {
debug('getattr', filepath)
if (dbug) debug('getattr', filepath)

if (filepath.slice(0, 2) === '/.') {
return cb(EPERM)
return cb(fuse.EPERM)
}

if (filepath === '/') {
cb(0, {
mtime: new Date(),
atime: new Date(),
ctime: new Date(),
size: 100,
nlink: 2,
size: 4096,
mode: 16877,
uid: process.getuid(),
gid: process.getgid()
})
return
}

if (!file) return cb(EPERM)
if (!file) return cb(fuse.EPERM)

var stat = {}

stat.ctime = new Date()
stat.mtime = new Date()
stat.atime = new Date()
stat.nlink = 1
stat.uid = process.getuid()
stat.gid = process.getgid()

stat.size = file.length
stat.mode = 33206 // 0100666
debug('getattr stat', stat)
if (dbug) debug('getattr stat', stat)
return cb(0, stat)
}

Expand All @@ -136,15 +137,15 @@ module.exports = function (href, cb) {
}

handlers.read = function (filepath, handle, buf, len, offset, cb) {
if (!file) return cb(ENOENT)
if (!file) return cb(fuse.ENOENT)

var range = offset + '-' + (offset + len - 1)
var contentLength

var rangeReq = request(href, {headers: {'Range': 'bytes=' + range}})
rangeReq.on('response', function (res) {
contentLength = +res.headers['content-length']
debug('requested', range, 'received', contentLength, 'bytes')
if (dbug) debug('requested', range, 'received', contentLength, 'bytes')
loop()
})
var proxy = through()
Expand All @@ -159,31 +160,31 @@ module.exports = function (href, cb) {
}

handlers.write = function (path, handle, buf, len, offset, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.unlink = function (path, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.rename = function (src, dst, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.mkdir = function (path, mode, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.rmdir = function (path, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.create = function (path, mode, cb) {
cb(EPERM)
cb(fuse.EPERM)
}

handlers.getxattr = function (path, name, buffer, length, offset, cb) {
cb(EPERM)
cb(fuse.ENODATA)
}

handlers.setxattr = function (path, name, buffer, length, offset, flags, cb) {
Expand Down