我收到以下错误与快递:

Error: request entity too large
    at module.exports (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/node_modules/raw-body/index.js:16:15)
    at json (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/middleware/json.js:60:5)
    at Object.bodyParser [as handle] (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/middleware/bodyParser.js:53:5)
    at next (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/proto.js:193:15)
    at Object.cookieParser [as handle] (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/middleware/cookieParser.js:60:5)
    at next (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/proto.js:193:15)
    at Object.logger (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/middleware/logger.js:158:5)
    at next (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/proto.js:193:15)
    at Object.staticMiddleware [as handle] (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/middleware/static.js:55:61)
    at next (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/proto.js:193:15)
TypeError: /Users/michaeljames/Documents/Projects/Proj/mean/app/views/includes/foot.jade:31
    29| script(type="text/javascript", src="/js/socketio/connect.js")
    30| 
  > 31| if (req.host='localhost')
    32|     //Livereload script rendered 
    33|     script(type='text/javascript', src='http://localhost:35729/livereload.js')  
    34| 

Cannot set property 'host' of undefined
    at eval (eval at <anonymous> (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/jade/lib/jade.js:152:8), <anonymous>:273:15)
    at /Users/michaeljames/Documents/Projects/Proj/mean/node_modules/jade/lib/jade.js:153:35
    at Object.exports.render (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/jade/lib/jade.js:197:10)
    at Object.exports.renderFile (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/jade/lib/jade.js:233:18)
    at View.exports.renderFile [as engine] (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/jade/lib/jade.js:218:21)
    at View.render (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/lib/view.js:76:8)
    at Function.app.render (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/lib/application.js:504:10)
    at ServerResponse.res.render (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/lib/response.js:801:7)
    at Object.handle (/Users/michaeljames/Documents/Projects/Proj/mean/config/express.js:82:29)
    at next (/Users/michaeljames/Documents/Projects/Proj/mean/node_modules/express/node_modules/connect/lib/proto.js:188:17)

POST /api/0.1/people 500 618ms

我用的是meanstack。我有以下使用语句在我的express.js

//Set Request Size Limit
app.use(express.limit(100000000));

在fiddler中,我可以看到内容长度头的值为:1078702

我想这是八位字节,这是1.0787兆字节。

我不知道为什么express不让我发布json数组,我之前在另一个express项目中发布,该项目没有使用平均堆栈项目结构。


当前回答

一个稍微不同的方法——有效载荷太大了

到目前为止,所有有用的答案都涉及增加有效载荷限制。但也可能是载荷确实太大了,但没有好的理由。如果没有合理的理由,那么首先考虑一下为什么它会如此膨胀。

我们自己的经验

例如,在我们的例子中,一个Angular应用贪婪地在有效负载中发送了整个对象。当删除一个臃肿和冗余的属性时,有效负载大小减少了100倍。这极大地提高了性能并解决了413错误。

其他回答

一个稍微不同的方法——有效载荷太大了

到目前为止,所有有用的答案都涉及增加有效载荷限制。但也可能是载荷确实太大了,但没有好的理由。如果没有合理的理由,那么首先考虑一下为什么它会如此膨胀。

我们自己的经验

例如,在我们的例子中,一个Angular应用贪婪地在有效负载中发送了整个对象。当删除一个臃肿和冗余的属性时,有效负载大小减少了100倍。这极大地提高了性能并解决了413错误。

经过דo多次尝试,我得到了我的解决方案

我已经注释了这一行

app.use(bodyParser.json());

我把

app.use(bodyParser.json({limit: '50mb'}))

然后它就起作用了

下面的设置对我很有效

表达4.16.1

app.use(bodyParser.json({ limit: '50mb' }))
app.use(bodyParser.urlencoded({
  limit: '50mb',
  extended: false,
}))

恩金克斯

client_max_body_size 50m;
client_body_temp_path /data/temp;

我不认为这是快速全球大小限制,但特别是连接。Json中间件限制。当您使用express.bodyParser()并且不提供限制选项时,默认为1MB。

Try:

app.post('/api/0.1/people', express.bodyParser({limit: '5mb'}), yourHandler);

对我来说,下面的代码片段解决了这个问题。

var bodyParser = require('body-parser');
app.use(bodyParser.json({limit: '50mb'}));