Girish Ramakrishnan
123 lines
4.2 KiB
JavaScript
123 lines
4.2 KiB
JavaScript
import assert from 'node:assert';
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import BoxError from '../boxerror.js';
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import { HttpError } from '@cloudron/connect-lastmile';
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import { HttpSuccess } from '@cloudron/connect-lastmile';
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import safe from 'safetydance';
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import tasks from '../tasks.js';
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async function load(req, res, next) {
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assert.strictEqual(typeof req.params.taskId, 'string');
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const [error, result] = await safe(tasks.get(req.params.taskId));
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if (error) return next(BoxError.toHttpError(error));
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if (!result) return next(new HttpError(404, 'Task not found'));
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req.resources.task = result;
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next();
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}
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async function get(req, res, next) {
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assert.strictEqual(typeof req.params.taskId, 'string');
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next(new HttpSuccess(200, tasks.removePrivateFields(req.resources.task)));
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}
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async function list(req, res, next) {
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const page = typeof req.query.page === 'string' ? parseInt(req.query.page) : 1;
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if (!page || page < 0) return next(new HttpError(400, 'page query param has to be a postive number'));
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const perPage = typeof req.query.per_page === 'string'? parseInt(req.query.per_page) : 25;
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if (!perPage || perPage < 0) return next(new HttpError(400, 'per_page query param has to be a postive number'));
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if ('type' in req.query && typeof req.query.type !== 'string') return next(new HttpError(400, 'type must be a string'));
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const [error, result] = await safe(tasks.list(page, perPage, { type: req.query.type || null }));
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if (error) return next(BoxError.toHttpError(error));
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next(new HttpSuccess(200, { tasks: result.map(tasks.removePrivateFields) }));
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}
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async function stopTask(req, res, next) {
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assert.strictEqual(typeof req.resources.task, 'object');
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const [error] = await safe(tasks.stopTask(req.resources.task.id));
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if (error) return next(BoxError.toHttpError(error));
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next(new HttpSuccess(204, {}));
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}
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async function getLogs(req, res, next) {
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assert.strictEqual(typeof req.resources.task, 'object');
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const lines = typeof req.query.lines === 'string' ? parseInt(req.query.lines, 10) : 10; // we ignore last-event-id
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if (isNaN(lines)) return next(new HttpError(400, 'lines must be a number'));
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const options = {
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lines: lines,
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follow: false,
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format: typeof req.query.format === 'string' ? req.query.format : 'json'
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};
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const [error, logStream] = await safe(tasks.getLogs(req.resources.task, options));
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if (error) return next(BoxError.toHttpError(error));
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res.writeHead(200, {
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'Content-Type': 'application/x-logs',
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'Content-Disposition': `attachment; filename="task-${req.resources.task.id}.log"`,
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'Cache-Control': 'no-cache',
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'X-Accel-Buffering': 'no' // disable nginx buffering
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});
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res.on('close', () => logStream.destroy());
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logStream.pipe(res);
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}
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// this route is for streaming logs
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async function getLogStream(req, res, next) {
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assert.strictEqual(typeof req.resources.task, 'object');
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const lines = typeof req.query.lines === 'string' ? parseInt(req.query.lines, 10) : 10; // we ignore last-event-id
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if (isNaN(lines)) return next(new HttpError(400, 'lines must be a valid number'));
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function sse(id, data) { return 'id: ' + id + '\ndata: ' + data + '\n\n'; }
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if (req.headers.accept !== 'text/event-stream') return next(new HttpError(400, 'This API call requires EventStream'));
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const options = {
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lines: lines,
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follow: true,
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format: 'json'
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};
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const [error, logStream] = await safe(tasks.getLogs(req.resources.task, options));
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if (error) return next(BoxError.toHttpError(error));
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res.writeHead(200, {
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'Content-Type': 'text/event-stream',
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'Cache-Control': 'no-cache',
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'Connection': 'keep-alive',
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'X-Accel-Buffering': 'no', // disable nginx buffering
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'Access-Control-Allow-Origin': '*'
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});
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res.write('retry: 3000\n');
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res.on('close', () => logStream.destroy());
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logStream.on('data', function (data) {
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const obj = JSON.parse(data);
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res.write(sse(obj.realtimeTimestamp, JSON.stringify(obj))); // send timestamp as id
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});
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logStream.on('end', res.end.bind(res));
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logStream.on('error', res.end.bind(res, null));
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}
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export default {
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load,
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get,
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list,
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stopTask,
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getLogs,
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getLogStream
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};
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