EACCES:Node JS 权限被拒绝

lei*_*lei 4 file-access fs node.js

使用 Node.js 编写文件(文件名是 book)时出现以下错误,请您帮忙吗?

Error: EACCES: permission denied, open '/book'
    at Object.openSync (fs.js:443:3)
    at Object.writeFileSync (fs.js:1163:35)
    at Object.<anonymous> (/home/ubuntu/remoteserver/ionicappGate.js:375:6)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)
    at Function.Module.runMain (internal/modules/cjs/loader.js:742:12)
    at startup (internal/bootstrap/node.js:266:19)
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代码如下

const fs = require('fs');
const path = "/book";

//do whatever required after initialize
fs.writeFileSync(path, "hello book");
app.use("/", router);

app.listen(4000, () => console.log('Platform Server running on port 4000'))
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Pau*_*aul 8

您正在尝试写入文件系统“/book”的根目录。这可能是写保护的(Linux 中的默认设置)。如果您真的想写入该目录,请检查以确保运行节点进程的用户对该文件夹具有写入权限。否则,更改为相对于脚本的路径,例如 ./book,并再次确保运行节点进程的用户对该文件夹具有写入权限。