I have a function that:
1. gets an array of 3000 'id' properties from mongoDB documents from collection foo
.
2. Creates a GET request for each ID to get 'resp' obj for id, and stores it in another database.
router.get('/', (req, res) => {
var collection = db.get().collection('foo');
var collection2 = db.get().collection('test');
collection.distinct('id', (err, idArr) => { // count: 3000+
idArr.forEach(id => {
let url = 'https://externalapi.io/id=' + id
request(url, (error, response, body) => {
if (error) {
console.log(error)
} else {
resp = JSON.parse(resp);
collection2.insert(resp);
}
});
});
Node Error Log:
[0] events.js:163
[0] throw er; // Unhandled 'error' event
[0] ^
[0]
[0] Error: connect ETIMEDOUT [EXT URL REDACTED]
[0] at Object.exports._errnoException (util.js:1050:11)
[0] at exports._exceptionWithHostPort (util.js:1073:20)
[0] at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1093:14)
I am using simple-rate-limiter not to cause rate limits (25cps):
const limit = require("simple-rate-limiter");
const request = limit(require("request")).to(20).per(1000);
But anywhere between 300-1700 requests I receive this error which crashes node on the command line. How can I handle this error to prevent my app from crashing?
I have tried a lot of error handling, but none of them were able to handle connect ETIMEDOUT
via Moshe
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