如何解决错误:使用html-pdf NPM时在Cloud Run上编写EPIPE
在这里,我尝试将HTML转换为PDF,并使用html-pdf npm(https://www.npmjs.com/package/html-pdf)。该代码在本地运行良好,并在Google Cloud Run上出现问题。
Error: write EPIPE at afterWriteDispatched (internal/stream_base_commons.js:154:25) at writeGeneric (internal/stream_base_commons.js:145:3) at Socket._writeGeneric (net.js:786:11) at Socket._write (net.js:798:8) at doWrite (_stream_writable.js:403:12) at writeOrBuffer (_stream_writable.js:387:5) at Socket.Writable.write (_stream_writable.js:318:11) at PDF.PdfExec [as exec] (/usr/src/app/node_modules/html-pdf/lib/pdf.js:141:15) at PDF.PdfToBuffer [as toBuffer] (/usr/src/app/node_modules/html-pdf/lib/pdf.js:44:8) at utilities.createPDF (/usr/src/app/routes/lib/utilities.js:810:31)
Emitted 'error' event on Socket instance at:
at errorOrDestroy (internal/streams/destroy.js:108:12)
at onwriteError (_stream_writable.js:418:5)
at onwrite (_stream_writable.js:445:5)
at internal/streams/destroy.js:50:7
at Socket._destroy (net.js:679:5)
at Socket.destroy (internal/streams/destroy.js:38:8)
at afterWriteDispatched (internal/stream_base_commons.js:154:17)
at writeGeneric (internal/stream_base_commons.js:145:3)
at Socket._writeGeneric (net.js:786:11)
at Socket._write (net.js:798:8) {
errno: 'EPIPE',code: 'EPIPE',syscall: 'write'
这是使用的JS代码,在 pdf.create 函数上发生了错误:-
var pdf = require('html-pdf');
var html = <HTML code>;
var options = {
format: 'A4',border: {
"top": "20px","right": "15px","bottom": "15px","left": "12.5px"
},};
pdf.create(html,options).toBuffer(function(err,buffer){
console.log('This is a buffer:',Buffer.isBuffer(buffer));
console.log(buffer);
解决方法
看起来像Cloud Run does not support HTML streaming,这就是我解释错误消息中要执行的代码的原因,因此似乎不支持特定代码。
,我与NPM创建者进行了讨论,并讨论了npm在其中使用套接字编程的情况。 因此,在进一步研究中发现,Cloud Run不支持内部Socket调用,这是不起作用的正确原因。