参考文献:https://github.com/balderdashy/skipper/issues/49
适配器:
基本控制器代码:
req.file('fileTest')
.upload({
// You can apply a file upload limit (in bytes)
maxBytes: maxUpload,
adapter: require('skipper-gridfs'),
uri: bucketConnect,
saveAs : function (__newFileStream,cb) {
cb(null, __newFileStream.filename);
}
}, function whenDone(err, uploadedFiles) {
if (err) {
var error = { "status": 500, "error" : err };
return res.serverError(error);
}else {我有一个jQuery客户端( https://blueimp.github.io/jQuery-File-Upload/ )通过使用此处描述的jqXHR中止(https://github.com/blueimp/jQuery-File-Upload/wiki/API )来影响“取消”过程:
$('button.cancel').click(function (e) {
jqXHR.abort();
});客户端中止后,服务器将崩溃,其中包含以下消息:
events.js:72
throw er; // Unhandled 'error' event
^
Error: Request aborted
at IncomingMessage.onReqAborted (.../node_modules/sails/node_modules/skipper/node_modules/multiparty/index.js:175:17)
at IncomingMessage.EventEmitter.emit (events.js:92:17)
at abortIncoming (http.js:1911:11)
at Socket.serverSocketCloseListener (http.js:1923:5)
at Socket.EventEmitter.emit (events.js:117:20)
at TCP.close (net.js:466:12)我使用了try/catch,但它没有工作,服务器无论如何都会崩溃。
我不确定这是船长问题还是多方问题--我的知识到此为止( https://github.com/andrewrk/node-multiparty/blob/master/index.js ):
function onReqAborted() {
waitend = false;
self.emit('aborted');
handleError(new Error("Request aborted"));
}
function onReqEnd() {
waitend = false;
}
function handleError(err) {
var first = !self.error;
if (first) {
self.error = err;
req.removeListener('aborted', onReqAborted);
req.removeListener('end', onReqEnd);
if (self.destStream) {
self.destStream.emit('error', err);
}
}
cleanupOpenFiles(self);
if (first) {
self.emit('error', err);
}
}起初,我以为jqXHR请求是这样中止的,但这似乎是中止上传时的一个一般的跳过问题,因为在上传过程中关闭选项卡的简单操作将使服务器崩溃(不同的消息):
_stream_writable.js:233
cb(er);
^
TypeError: object is not a function
at onwriteError (_stream_writable.js:233:5)
at onwrite (_stream_writable.js:253:5)
at WritableState.onwrite (_stream_writable.js:97:5)
at Writable.<anonymous> (.../node_modules/skipper-gridfs/index.js:179:25)
at Writable.g (events.js:180:16)
at Writable.EventEmitter.emit (events.js:117:20)
at PassThrough.<anonymous> (.../node_modules/skipper-gridfs/index.js:194:36)
at PassThrough.g (events.js:180:16)
at PassThrough.EventEmitter.emit (events.js:117:20)
at .../node_modules/sails/node_modules/skipper/standalone/Upstream/prototype.fatalIncomingError.js:55:17我尝试通过关闭选项卡来中止上传,同时使用简单的上载控制器(而不是跳过),并且没有崩溃:
var uploadFile = req.file('fileTest');
console.log(uploadFile);
uploadFile.upload(function onUploadComplete (err, files) { // Files will be uploaded to .tmp/uploads
if (err) return res.serverError(err); // IF ERROR Return and send 500 error with error
console.log(files);
res.json({status:200,file:files});
});那么,有没有人看到这种情况发生,有什么解决办法吗?
发布于 2015-02-02 22:20:14
这个问题已经在skipper@0.5.4和skipper-disk@0.5.4中得到了解决。
发布于 2016-03-15 12:48:21
此外,船长-gridfs@0.5.3中也存在一个问题。
https://stackoverflow.com/questions/26896144
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