mirror of
https://github.com/catdevnull/transicion-desordenada-diablo
synced 2024-05-19 19:50:46 +00:00
centralizar queue
This commit is contained in:
parent
2b1b72b91e
commit
4ba9fab559
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@ -6,11 +6,16 @@ import { zData } from "common/schema.js";
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import {
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StatusCodeError,
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TooManyRedirectsError,
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customRequestWithRetries,
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customRequest,
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} from "./network.js";
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import { createWriteStream } from "node:fs";
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import pMap from "p-map";
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import { sanitizeSuffix, shuffleArray, hasDuplicates } from "./utils.js";
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import { WriteStream, createWriteStream } from "node:fs";
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import {
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sanitizeSuffix,
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shuffleArray,
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hasDuplicates,
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waitUntil,
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} from "./utils.js";
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import fastq from "fastq";
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let urls = process.argv.slice(2);
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if (urls.length < 1) {
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@ -31,6 +36,17 @@ for (const target of targets)
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console.error(`${target.type}+${target.url} FALLÓ CON`, error)
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);
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let nTotal = 0;
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let nFinished = 0;
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let nErrors = 0;
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const queue = fastq.promise(null, downloadDistWithRetries, 32);
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const interval = setInterval(() => {
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process.stderr.write(`info: ${nFinished}/${nTotal} done\n`);
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}, 10000);
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await queue.drained();
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clearInterval(interval);
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/**
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* @param {Target} target
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*/
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@ -46,8 +62,6 @@ async function downloadFromData(target) {
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flags: "w",
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});
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try {
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let nFinished = 0;
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let nErrors = 0;
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/** @type {DownloadJob[]} */
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const jobs = parsed.dataset.flatMap((dataset) =>
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dataset.distribution
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@ -75,41 +89,18 @@ async function downloadFromData(target) {
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url: patchUrl(new URL(dist.downloadURL)),
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outputPath,
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attempts: 0,
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errorFile,
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}))
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);
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const totalJobs = jobs.length;
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nTotal += jobs.length;
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// por las dudas verificar que no hayan archivos duplicados
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chequearIdsDuplicados(jobs, outputPath);
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shuffleArray(jobs);
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const promise = pMap(
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jobs,
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async (job) => {
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try {
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return await downloadDistWithRetries(job);
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} catch (error) {
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errorFile.write(JSON.stringify(encodeError(job, error)) + "\n");
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nErrors++;
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} finally {
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nFinished++;
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}
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},
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// en realidad está limitado por el balancedpool
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{ concurrency: 32 }
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);
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process.stderr.write(`info[${outputPath}]: 0/${totalJobs} done\n`);
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const interval = setInterval(() => {
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process.stderr.write(
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`info[${outputPath}]: ${nFinished}/${totalJobs} done\n`
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);
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}, 30000);
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await promise;
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clearInterval(interval);
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if (nErrors > 0)
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console.error(`${outputPath}: Finished with ${nErrors} errors`);
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for (const job of jobs) queue.push(job);
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await queue.drained();
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} finally {
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errorFile.close();
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}
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@ -123,7 +114,7 @@ async function getDataJsonForTarget(target) {
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if (target.type === "ckan") {
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return JSON.stringify(await generateDataJsonFromCkan(target.url));
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} else if (target.type === "datajson") {
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const jsonRes = await customRequestWithRetries(new URL(target.url));
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const jsonRes = await customRequest(new URL(target.url));
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return await jsonRes.body.text();
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} else throw new Error("?????????????");
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}
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@ -137,36 +128,6 @@ export function generateOutputPath(jsonUrlString) {
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return outputPath;
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}
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/**
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* @argument {DownloadJob} job
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*/
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async function downloadDistWithRetries({ dist, dataset, url, outputPath }) {
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const res = await customRequestWithRetries(url);
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const fileDirPath = join(
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outputPath,
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sanitizeSuffix(dataset.identifier),
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sanitizeSuffix(dist.identifier)
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);
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await mkdir(fileDirPath, { recursive: true });
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const filePath = join(
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fileDirPath,
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sanitizeSuffix(dist.fileName || dist.identifier)
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);
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if (!res.body) throw new Error("no body");
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await writeFile(filePath, res.body);
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}
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/** @typedef DownloadJob
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* @prop {import("common/schema.js").Dataset} dataset
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* @prop {import("common/schema.js").Distribution} dist
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* @prop {URL} url
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* @prop {string} outputPath
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* @prop {number} attempts
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* @prop {Date=} waitUntil
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*/
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/**
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* @param {DownloadJob[]} jobs
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* @param {string} id
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@ -216,3 +177,88 @@ function patchUrl(url) {
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}
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return url;
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}
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/** @typedef DownloadJob
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* @prop {import("common/schema.js").Dataset} dataset
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* @prop {import("common/schema.js").Distribution} dist
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* @prop {URL} url
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* @prop {string} outputPath
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* @prop {number} attempts
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* @prop {Date=} waitUntil
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* @prop {WriteStream} errorFile
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*/
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const REPORT_RETRIES = process.env.REPORT_RETRIES === "true" || false;
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/**
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* @argument {DownloadJob} job
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*/
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async function downloadDistWithRetries(job) {
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try {
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if (job.waitUntil) await waitUntil(job.waitUntil);
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await downloadDist(job);
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nFinished++;
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} catch (error) {
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// algunos servidores usan 403 como coso para decir "calmate"
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// intentar hasta 15 veces con 15 segundos de por medio
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if (
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error instanceof StatusCodeError &&
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((error.code === 403 && job.url.host === "minsegar-my.sharepoint.com") ||
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(error.code === 503 && job.url.host === "cdn.buenosaires.gob.ar")) &&
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job.attempts < 15
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) {
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if (REPORT_RETRIES)
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console.debug(
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`reintentando(status)[${job.attempts}] ${job.url.toString()}`
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);
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queue.push({
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...job,
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waitUntil: new Date(
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Date.now() + 1000 * (job.attempts + 1) ** 2 + Math.random() * 10000
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),
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attempts: job.attempts + 1,
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});
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}
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// si no fue un error de http, reintentar hasta 3 veces con ~10 segundos de por medio
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else if (
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!(error instanceof StatusCodeError) &&
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!(error instanceof TooManyRedirectsError) &&
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job.attempts < 7
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) {
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if (REPORT_RETRIES)
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console.debug(`reintentando[${job.attempts}] ${job.url.toString()}`);
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queue.push({
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...job,
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waitUntil: new Date(
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Date.now() + 1000 * (job.attempts + 1) ** 2 + Math.random() * 10000
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),
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attempts: job.attempts + 1,
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});
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} else {
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job.errorFile.write(JSON.stringify(encodeError(job, error)) + "\n");
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nErrors++;
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nFinished++;
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}
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}
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}
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/**
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* @argument {DownloadJob} job
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*/
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async function downloadDist({ url, outputPath, dataset, dist }) {
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const res = await customRequest(url);
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const fileDirPath = join(
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outputPath,
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sanitizeSuffix(dataset.identifier),
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sanitizeSuffix(dist.identifier)
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);
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await mkdir(fileDirPath, { recursive: true });
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const filePath = join(
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fileDirPath,
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sanitizeSuffix(dist.fileName || dist.identifier)
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);
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if (!res.body) throw new Error("no body");
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await writeFile(filePath, res.body);
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}
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@ -18,49 +18,6 @@ export class StatusCodeError extends Error {
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}
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export class TooManyRedirectsError extends Error {}
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const REPORT_RETRIES = process.env.REPORT_RETRIES === "true" || false;
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/**
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* @argument {URL} url
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* @argument {number} attempts
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* @returns {Promise<Dispatcher.ResponseData>}
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*/
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export async function customRequestWithRetries(url, attempts = 0) {
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try {
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return await customRequest(url);
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} catch (error) {
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// algunos servidores usan 403 como coso para decir "calmate"
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// intentar hasta 15 veces con 15 segundos de por medio
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if (
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error instanceof StatusCodeError &&
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((error.code === 403 && url.host === "minsegar-my.sharepoint.com") ||
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(error.code === 503 && url.host === "cdn.buenosaires.gob.ar")) &&
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attempts < 15
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) {
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if (REPORT_RETRIES)
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console.debug(`reintentando(status)[${attempts}] ${url.toString()}`);
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await wait(1000 * (attempts + 1) ** 2 + Math.random() * 10000);
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return await customRequestWithRetries(url, attempts + 1);
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}
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// si no fue un error de http, reintentar hasta 3 veces con ~10 segundos de por medio
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else if (
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!(error instanceof StatusCodeError) &&
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!(error instanceof TooManyRedirectsError) &&
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attempts < 7
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) {
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if (REPORT_RETRIES)
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console.debug(`reintentando[${attempts}] ${url.toString()}`);
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await wait(5000 + Math.random() * 10000);
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return await customRequestWithRetries(url, attempts + 1);
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} else throw error;
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}
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}
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/** @argument {number} ms */
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function wait(ms) {
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return new Promise((resolve) => setTimeout(resolve, ms));
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}
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/**
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* genera los headers para hacer un pedido dependiendo de la url
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* @param {URL} url
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@ -12,6 +12,7 @@
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"license": "ISC",
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"dependencies": {
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"common": "workspace:",
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"fastq": "^1.16.0",
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"p-limit": "^5.0.0",
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"p-map": "^7.0.0",
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"p-throttle": "^6.1.0",
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@ -22,3 +22,16 @@ export function shuffleArray(array) {
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[array[i], array[j]] = [array[j], array[i]];
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}
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}
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/** @argument {number} ms */
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export function wait(ms) {
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return new Promise((resolve) => setTimeout(resolve, ms));
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}
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/** @argument {Date} date */
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export async function waitUntil(date) {
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const relative = +date - Date.now();
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console.debug({ relative, date, now: Date.now() });
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if (relative <= 0) return;
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await wait(relative);
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}
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@ -17,6 +17,9 @@ importers:
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common:
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specifier: 'workspace:'
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version: link:../common
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fastq:
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specifier: ^1.16.0
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version: 1.16.0
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p-limit:
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specifier: ^5.0.0
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version: 5.0.0
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@ -906,6 +909,12 @@ packages:
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reusify: 1.0.4
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dev: true
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/fastq@1.16.0:
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resolution: {integrity: sha512-ifCoaXsDrsdkWTtiNJX5uzHDsrck5TzfKKDcuFFTIrrc/BS076qgEIfoIy1VeZqViznfKiysPYTh/QeHtnIsYA==}
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dependencies:
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reusify: 1.0.4
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dev: false
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/fflate@0.8.1:
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resolution: {integrity: sha512-/exOvEuc+/iaUm105QIiOt4LpBdMTWsXxqR0HDF35vx3fmaKzw7354gTilCh5rkzEt8WYyG//ku3h3nRmd7CHQ==}
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dev: false
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@ -1442,7 +1451,6 @@ packages:
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/reusify@1.0.4:
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resolution: {integrity: sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==}
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engines: {iojs: '>=1.0.0', node: '>=0.10.0'}
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dev: true
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/rimraf@2.7.1:
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resolution: {integrity: sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==}
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