368 lines
11 KiB
JavaScript
368 lines
11 KiB
JavaScript
'use strict';
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var _ = require('underscore');
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var step = require('step');
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var assert = require('assert');
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var util = require('util');
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var AuthApi = require('../auth/auth_api');
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var CdbRequest = require('../models/cartodb_request');
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var handleException = require('../utils/error_handler');
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var cdbReq = new CdbRequest();
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var ONE_KILOBYTE_IN_BYTES = 1024;
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var MAX_LIMIT_QUERY_SIZE_IN_KB = 8;
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var MAX_LIMIT_QUERY_SIZE_IN_BYTES = MAX_LIMIT_QUERY_SIZE_IN_KB * ONE_KILOBYTE_IN_BYTES;
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function getMaxSizeErrorMessage(sql) {
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return util.format([
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'Your payload is too large: %s bytes. Max size allowed is %s bytes (%skb).',
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'Are you trying to import data?.',
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'Please, check out import api http://docs.cartodb.com/cartodb-platform/import-api/'
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].join(' '),
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sql.length,
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MAX_LIMIT_QUERY_SIZE_IN_BYTES,
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Math.round(MAX_LIMIT_QUERY_SIZE_IN_BYTES / ONE_KILOBYTE_IN_BYTES)
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);
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}
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function JobController(userDatabaseService, jobService, statsdClient) {
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this.userDatabaseService = userDatabaseService;
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this.jobService = jobService;
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this.statsdClient = statsdClient || { increment: function () {} };
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}
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function bodyPayloadSizeMiddleware(req, res, next) {
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var payload = JSON.stringify(req.body);
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if (payload.length > MAX_LIMIT_QUERY_SIZE_IN_BYTES) {
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return handleException(new Error(getMaxSizeErrorMessage(payload)), res);
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} else {
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return next(null);
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}
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}
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module.exports = JobController;
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module.exports.MAX_LIMIT_QUERY_SIZE_IN_BYTES = MAX_LIMIT_QUERY_SIZE_IN_BYTES;
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module.exports.getMaxSizeErrorMessage = getMaxSizeErrorMessage;
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JobController.prototype.route = function (app) {
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app.post(global.settings.base_url + '/sql/job', bodyPayloadSizeMiddleware, this.createJob.bind(this));
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app.get(global.settings.base_url + '/sql/job', this.listJob.bind(this));
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app.get(global.settings.base_url + '/sql/job/:job_id', this.getJob.bind(this));
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app.delete(global.settings.base_url + '/sql/job/:job_id', this.cancelJob.bind(this));
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};
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JobController.prototype.cancelJob = function (req, res) {
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var self = this;
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var job_id = req.params.job_id;
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var body = (req.body) ? req.body : {};
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var params = _.extend({}, req.query, body); // clone so don't modify req.params or req.body so oauth is not broken
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var cdbUsername = cdbReq.userByReq(req);
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if ( req.profiler ) {
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req.profiler.start('sqlapi.job');
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req.profiler.done('init');
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}
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step(
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function getUserDBInfo() {
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var next = this;
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var authApi = new AuthApi(req, params);
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self.userDatabaseService.getConnectionParams(authApi, cdbUsername, next);
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},
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function cancelJob(err, userDatabase) {
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assert.ifError(err);
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if (!userDatabase.authenticated) {
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throw new Error('permission denied');
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}
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var next = this;
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if ( req.profiler ) {
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req.profiler.done('setDBAuth');
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}
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self.jobService.cancel(job_id, function (err, job) {
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if (err) {
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return next(err);
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}
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next(null, {
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job: job.serialize(),
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host: userDatabase.host
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});
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});
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},
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function handleResponse(err, result) {
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if ( err ) {
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return handleException(err, res);
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}
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if (global.settings.api_hostname) {
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res.header('X-Served-By-Host', global.settings.api_hostname);
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}
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if (result.host) {
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res.header('X-Served-By-DB-Host', result.host);
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}
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if ( req.profiler ) {
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req.profiler.done('cancelJob');
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req.profiler.end();
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req.profiler.sendStats();
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res.header('X-SQLAPI-Profiler', req.profiler.toJSONString());
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}
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if ( err ) {
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self.statsdClient.increment('sqlapi.job.error');
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} else {
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self.statsdClient.increment('sqlapi.job.success');
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}
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res.send(result.job);
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}
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);
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};
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JobController.prototype.listJob = function (req, res) {
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var self = this;
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var body = (req.body) ? req.body : {};
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var params = _.extend({}, req.query, body); // clone so don't modify req.params or req.body so oauth is not broken
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var cdbUsername = cdbReq.userByReq(req);
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if ( req.profiler ) {
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req.profiler.start('sqlapi.job');
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req.profiler.done('init');
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}
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step(
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function getUserDBInfo() {
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var next = this;
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var authApi = new AuthApi(req, params);
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self.userDatabaseService.getConnectionParams(authApi, cdbUsername, next);
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},
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function listJob(err, userDatabase) {
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assert.ifError(err);
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if (!userDatabase.authenticated) {
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throw new Error('permission denied');
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}
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var next = this;
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if ( req.profiler ) {
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req.profiler.done('setDBAuth');
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}
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self.jobService.list(cdbUsername, function (err, jobs) {
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if (err) {
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return next(err);
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}
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next(null, {
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jobs: jobs.map(function (job) {
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return job.serialize();
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}),
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host: userDatabase.host
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});
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});
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},
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function handleResponse(err, result) {
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if ( err ) {
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return handleException(err, res);
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}
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if (global.settings.api_hostname) {
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res.header('X-Served-By-Host', global.settings.api_hostname);
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}
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if (result.host) {
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res.header('X-Served-By-DB-Host', result.host);
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}
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if ( req.profiler ) {
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req.profiler.done('listJob');
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req.profiler.end();
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req.profiler.sendStats();
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res.header('X-SQLAPI-Profiler', req.profiler.toJSONString());
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}
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if ( err ) {
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self.statsdClient.increment('sqlapi.job.error');
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} else {
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self.statsdClient.increment('sqlapi.job.success');
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}
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res.send(result.jobs);
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}
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);
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};
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JobController.prototype.getJob = function (req, res) {
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var self = this;
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var job_id = req.params.job_id;
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var body = (req.body) ? req.body : {};
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var params = _.extend({}, req.query, body); // clone so don't modify req.params or req.body so oauth is not broken
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var cdbUsername = cdbReq.userByReq(req);
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if ( req.profiler ) {
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req.profiler.start('sqlapi.job');
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req.profiler.done('init');
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}
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step(
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function getUserDBInfo() {
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var next = this;
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var authApi = new AuthApi(req, params);
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self.userDatabaseService.getConnectionParams(authApi, cdbUsername, next);
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},
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function getJob(err, userDatabase) {
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assert.ifError(err);
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if (!userDatabase.authenticated) {
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throw new Error('permission denied');
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}
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var next = this;
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if ( req.profiler ) {
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req.profiler.done('setDBAuth');
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}
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self.jobService.get(job_id, function (err, job) {
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if (err) {
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return next(err);
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}
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next(null, {
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job: job.serialize(),
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host: userDatabase.host
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});
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});
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},
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function handleResponse(err, result) {
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if ( err ) {
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return handleException(err, res);
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}
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if (global.settings.api_hostname) {
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res.header('X-Served-By-Host', global.settings.api_hostname);
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}
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if (result.host) {
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res.header('X-Served-By-DB-Host', result.host);
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}
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if ( req.profiler ) {
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req.profiler.done('getJob');
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req.profiler.end();
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req.profiler.sendStats();
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res.header('X-SQLAPI-Profiler', req.profiler.toJSONString());
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}
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if ( err ) {
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self.statsdClient.increment('sqlapi.job.error');
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} else {
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self.statsdClient.increment('sqlapi.job.success');
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}
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res.send(result.job);
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}
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);
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};
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JobController.prototype.createJob = function (req, res) {
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var self = this;
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var body = (req.body) ? req.body : {};
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var params = _.extend({}, req.query, body); // clone so don't modify req.params or req.body so oauth is not broken
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var sql = (params.query === "" || _.isUndefined(params.query)) ? null : params.query;
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var cdbUsername = cdbReq.userByReq(req);
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if ( req.profiler ) {
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req.profiler.start('sqlapi.job');
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req.profiler.done('init');
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}
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step(
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function getUserDBInfo() {
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var next = this;
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var authApi = new AuthApi(req, params);
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self.userDatabaseService.getConnectionParams(authApi, cdbUsername, next);
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},
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function persistJob(err, userDatabase) {
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assert.ifError(err);
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if (!userDatabase.authenticated) {
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throw new Error('permission denied');
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}
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var next = this;
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if ( req.profiler ) {
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req.profiler.done('setDBAuth');
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}
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var data = {
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user: cdbUsername,
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query: sql,
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host: userDatabase.host
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};
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self.jobService.create(data, function (err, job) {
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if (err) {
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return next(err);
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}
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next(null, {
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job: job.serialize(),
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host: userDatabase.host
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});
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});
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},
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function handleResponse(err, result) {
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if ( err ) {
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return handleException(err, res);
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}
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if (global.settings.api_hostname) {
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res.header('X-Served-By-Host', global.settings.api_hostname);
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}
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if (result.host) {
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res.header('X-Served-By-DB-Host', result.host);
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}
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if ( req.profiler ) {
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req.profiler.done('persistJob');
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req.profiler.end();
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req.profiler.sendStats();
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res.header('X-SQLAPI-Profiler', req.profiler.toJSONString());
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}
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if ( err ) {
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self.statsdClient.increment('sqlapi.job.error');
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} else {
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self.statsdClient.increment('sqlapi.job.success');
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}
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console.info(JSON.stringify({
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type: 'sql_api_batch_job',
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username: cdbUsername,
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action: 'create',
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job_id: result.job.job_id
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}));
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res.status(201).send(result.job);
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}
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);
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};
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