CartoDB-SQL-API/test/integration/batch/job_canceller.test.js
2016-07-20 19:41:55 +02:00

128 lines
3.8 KiB
JavaScript

'use strict';
require('../../helper');
var BATCH_SOURCE = '../../../batch/';
var assert = require('../../support/assert');
var errorCodes = require('../../../app/postgresql/error_codes').codeToCondition;
var _ = require('underscore');
var RedisPool = require('redis-mpool');
var UserIndexer = require(BATCH_SOURCE + 'user_indexer');
var JobQueue = require(BATCH_SOURCE + 'job_queue');
var JobBackend = require(BATCH_SOURCE + 'job_backend');
var JobPublisher = require(BATCH_SOURCE + 'job_publisher');
var jobStatus = require(BATCH_SOURCE + 'job_status');
var UserDatabaseMetadataService = require(BATCH_SOURCE + 'user_database_metadata_service');
var JobCanceller = require(BATCH_SOURCE + 'job_canceller');
var PSQL = require('cartodb-psql');
var redisConfig = {
host: global.settings.redis_host,
port: global.settings.redis_port,
max: global.settings.redisPool,
idleTimeoutMillis: global.settings.redisIdleTimeoutMillis,
reapIntervalMillis: global.settings.redisReapIntervalMillis
};
var metadataBackend = require('cartodb-redis')(redisConfig);
var redisPoolPublisher = new RedisPool(_.extend(redisConfig, { name: 'batch-publisher'}));
var jobPublisher = new JobPublisher(redisPoolPublisher);
var jobQueue = new JobQueue(metadataBackend, jobPublisher);
var userIndexer = new UserIndexer(metadataBackend);
var jobBackend = new JobBackend(metadataBackend, jobQueue, userIndexer);
var userDatabaseMetadataService = new UserDatabaseMetadataService(metadataBackend);
var JobFactory = require(BATCH_SOURCE + 'models/job_factory');
var USER = 'vizzuality';
var QUERY = 'select pg_sleep(0)';
var HOST = 'localhost';
// sets job to running, run its query and returns inmediatly (don't wait for query finishes)
// in order to test query cancelation/draining
function runQueryHelper(job, callback) {
var job_id = job.job_id;
var user = job.user;
var sql = job.query;
job.status = jobStatus.RUNNING;
jobBackend.update(job, function (err) {
if (err) {
return callback(err);
}
userDatabaseMetadataService.getUserMetadata(user, function (err, userDatabaseMetadata) {
if (err) {
return callback(err);
}
var pg = new PSQL(userDatabaseMetadata, {}, { destroyOnError: true });
sql = '/* ' + job_id + ' */ ' + sql;
pg.eventedQuery(sql, function (err, query) {
if (err) {
return callback(err);
}
callback(null, query);
});
});
});
}
function createWadusJob(query) {
query = query || QUERY;
return JobFactory.create(JSON.parse(JSON.stringify({
user: USER,
query: query,
host: HOST
})));
}
describe('job canceller', function() {
var jobCanceller = new JobCanceller(userDatabaseMetadataService);
it('.cancel() should cancel a job', function (done) {
var job = createWadusJob('select pg_sleep(1)');
jobBackend.create(job.data, function (err, jobCreated) {
if (err) {
return done(err);
}
assert.equal(job.data.job_id, jobCreated.job_id);
runQueryHelper(job.data, function (err) {
if (err) {
return done(err);
}
jobCanceller.cancel(job, function (err) {
if (err) {
return done(err);
}
done();
});
});
});
});
it('.cancel() a non running job should not return an error', function (done) {
var job = createWadusJob();
jobCanceller.cancel(job, function (err) {
if (err) {
return done(err);
}
done();
});
});
});