mirror of
https://github.com/catdevnull/transicion-desordenada-diablo
synced 2024-11-15 02:21:39 +00:00
volver a descargar separado por host
This commit is contained in:
parent
4a3a117e0f
commit
704634c979
4 changed files with 102 additions and 69 deletions
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@ -1,6 +1,7 @@
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FROM docker.io/alpine:3.18 as build
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RUN apk add --no-cache npm esbuild
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COPY package.json download_json.js /tmp/build
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RUN npm install -g esbuild
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COPY package.json download_json.js /tmp/build/
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RUN cd /tmp/build && \
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npm install && \
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esbuild --bundle --format=cjs --platform=node --outfile=build.js download_json.js
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@ -11,4 +12,25 @@ COPY pki/ca_intermediate_root_bundle.pem /usr/lib/ca_intermediate_root_bundle.pe
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COPY --from=build /tmp/build/build.js /usr/local/bin/download_json.js
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ENV NODE_EXTRA_CA_CERTS=/usr/lib/ca_intermediate_root_bundle.pem
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WORKDIR /data
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CMD ["/sbin/tini", "node", "/usr/local/bin/download_json.js", "https://datos.gob.ar/data.json"]
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CMD ["/sbin/tini", "node", "/usr/local/bin/download_json.js", "https://datos.gob.ar/data.json"]
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# https://datos.gob.ar/data.json
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# http://datos.energia.gob.ar/data.json
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# https://datos.magyp.gob.ar/data.json
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# https://datos.acumar.gov.ar/data.json
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# https://datasets.datos.mincyt.gob.ar/data.json
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# https://datos.arsat.com.ar/data.json
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# https://datos.cultura.gob.ar/data.json
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# https://datos.mininterior.gob.ar/data.json
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# https://datos.produccion.gob.ar/data.json
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# https://datos.salud.gob.ar/data.json
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# https://datos.transporte.gob.ar/data.json
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# https://ckan.ciudaddemendoza.gov.ar/data.json
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# https://datos.santafe.gob.ar/data.json
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# https://datosabiertos.chaco.gob.ar/data.json
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# https://datosabiertos.gualeguaychu.gov.ar/data.json
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# https://datosabiertos.mercedes.gob.ar/data.json
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# http://luj-bue-datos.paisdigital.innovacion.gob.ar/data.json
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#https://datos.mindef.gov.ar
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#https://datosabiertos.desarrollosocial.gob.ar
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129
download_json.js
129
download_json.js
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@ -2,6 +2,7 @@
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import { mkdir, open, writeFile } from "node:fs/promises";
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import { Agent, fetch, request, setGlobalDispatcher } from "undici";
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import { join, normalize } from "node:path";
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import pLimit from "p-limit";
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// FYI: al menos los siguientes dominios no tienen la cadena completa de certificados en HTTPS. tenemos que usar un hack (node_extra_ca_certs_mozilla_bundle) para conectarnos a estos sitios. (se puede ver con ssllabs.com) ojalá lxs administradorxs de estos servidores lo arreglen.
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// www.enargas.gov.ar, transparencia.enargas.gov.ar, www.energia.gob.ar, www.economia.gob.ar, datos.yvera.gob.ar
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@ -12,6 +13,11 @@ setGlobalDispatcher(
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})
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);
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/** key es host
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* @type {Map<string, import("p-limit").LimitFunction>} */
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const limiters = new Map();
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const nThreads = process.env.N_THREADS ? parseInt(process.env.N_THREADS) : 16;
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class StatusCodeError extends Error {
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/**
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* @param {number} code
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@ -63,68 +69,70 @@ async function downloadFromData(jsonUrlString) {
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shuffleArray(jobs);
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const nThreads = process.env.N_THREADS ? parseInt(process.env.N_THREADS) : 64;
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const greens = Array(nThreads)
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.fill(0)
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.map(() =>
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(async () => {
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let job;
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while ((job = jobs.pop())) {
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if (job.waitUntil) await waitUntil(job.waitUntil);
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try {
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await downloadDist(job);
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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 &&
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job.url.host === "minsegar-my.sharepoint.com" &&
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job.attempts < 15
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) {
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jobs.unshift({
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...job,
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attempts: job.attempts + 1,
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waitUntil: nowPlusNSeconds(15),
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});
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continue;
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}
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// si no fue un error de http, reintentar hasta 5 veces con 5 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 < 5
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) {
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jobs.unshift({
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...job,
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attempts: job.attempts + 1,
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waitUntil: nowPlusNSeconds(5),
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});
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continue;
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} else {
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await errorFile.write(
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JSON.stringify({
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url: job.url.toString(),
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...encodeError(error),
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}) + "\n"
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);
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nErrors++;
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}
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}
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nFinished++;
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}
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})()
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);
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process.stderr.write(`greens: ${greens.length}\n`);
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const promises = jobs.map((job) => {
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let limit = limiters.get(job.url.host);
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if (!limit) {
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limit = pLimit(nThreads);
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limiters.set(job.url.host, limit);
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}
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return limit(async () => {
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try {
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await downloadDistWithRetries(job);
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} catch (error) {
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await errorFile.write(
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JSON.stringify({
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url: job.url.toString(),
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...encodeError(error),
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}) + "\n"
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);
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nErrors++;
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} finally {
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nFinished++;
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}
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});
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});
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process.stderr.write(`info: 0/${totalJobs} done\n`);
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const interval = setInterval(() => {
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process.stderr.write(`info: ${nFinished}/${totalJobs} done\n`);
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}, 30000);
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await Promise.all(greens);
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await Promise.all(promises);
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clearInterval(interval);
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if (nErrors > 0) console.error(`Finished with ${nErrors} errors`);
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}
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/**
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* @argument {DownloadJob} job
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* @argument {number} attempts
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*/
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async function downloadDistWithRetries(job, attempts = 0) {
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const { url } = job;
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try {
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await downloadDist(job);
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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 &&
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url.host === "minsegar-my.sharepoint.com" &&
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attempts < 15
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) {
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await wait(15000);
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return await downloadDistWithRetries(job, attempts + 1);
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}
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// si no fue un error de http, reintentar hasta 5 veces con 5 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 < 5
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) {
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await wait(5000);
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return await downloadDistWithRetries(job, attempts + 1);
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} else throw error;
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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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@ -210,19 +218,6 @@ function hasDuplicates(array) {
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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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/** @argument {Date} date */
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function waitUntil(date) {
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return wait(Math.max(+new Date() - +date, 0));
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}
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/**
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* genera una Date de ahora+n segundos
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* @param {number} seconds
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*/
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function nowPlusNSeconds(seconds) {
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let d = new Date();
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d.setSeconds(d.getSeconds() + seconds);
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return d;
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}
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function encodeError(error) {
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if (error instanceof StatusCodeError)
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@ -11,6 +11,7 @@
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"author": "",
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"license": "ISC",
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"dependencies": {
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"p-limit": "^5.0.0",
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"undici": "^5.28.0"
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},
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"devDependencies": {
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@ -5,6 +5,9 @@ settings:
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excludeLinksFromLockfile: false
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dependencies:
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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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undici:
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specifier: ^5.28.0
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version: 5.28.0
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undici-types: 5.26.5
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dev: true
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/p-limit@5.0.0:
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resolution: {integrity: sha512-/Eaoq+QyLSiXQ4lyYV23f14mZRQcXnxfHrN0vCai+ak9G0pp9iEQukIIZq5NccEvwRB8PUnZT0KsOoDCINS1qQ==}
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engines: {node: '>=18'}
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dependencies:
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yocto-queue: 1.0.0
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dev: false
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/undici-types@5.26.5:
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resolution: {integrity: sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==}
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dev: true
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@ -37,3 +47,8 @@ packages:
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dependencies:
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'@fastify/busboy': 2.1.0
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dev: false
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/yocto-queue@1.0.0:
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resolution: {integrity: sha512-9bnSc/HEW2uRy67wc+T8UwauLuPJVn28jb+GtJY16iiKWyvmYJRXVT4UamsAEGQfPohgr2q4Tq0sQbQlxTfi1g==}
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engines: {node: '>=12.20'}
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dev: false
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