@mysql/xdevapi
Version:
MySQL Connector/Node.js - A Node.js driver for MySQL using the X Protocol and X DevAPI.
185 lines (151 loc) • 7.62 kB
JavaScript
/*
* Copyright (c) 2020, 2021, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0, as
* published by the Free Software Foundation.
*
* This program is also distributed with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an
* additional permission to link the program and your derivative works
* with the separately licensed software that they have included with
* MySQL.
*
* Without limiting anything contained in the foregoing, this file,
* which is part of MySQL Connector/Node.js, is also subject to the
* Universal FOSS Exception, version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
;
/* eslint-env node, mocha */
const config = require('../../config');
const expect = require('chai').expect;
const fixtures = require('../../fixtures');
const mysqlx = require('../../../');
const path = require('path');
describe('session reset behavior with older servers', () => {
// server container defined in docker.compose.yml
const baseConfig = { host: 'mysql-8.0.3', schema: undefined, socket: undefined };
context('closing legacy sessions', () => {
let session;
beforeEach('create legacy session', () => {
const resetConfig = Object.assign({}, config, baseConfig);
return mysqlx.getSession(resetConfig)
.then(s => { session = s; });
});
afterEach('destroy legacy session', () => {
return session.close();
});
it('new connections are assigned new ids', () => {
const resetConfig = Object.assign({}, config, baseConfig);
let beforeClose, afterClose;
return session.sql('SELECT CONNECTION_ID()')
.execute(row => { beforeClose = row[0]; })
.then(() => session.close())
.then(() => mysqlx.getSession(resetConfig))
.then(s => {
session = s;
return session.sql('SELECT CONNECTION_ID()')
.execute(row => { afterClose = row[0]; });
})
.then(() => expect(beforeClose).to.not.equal(afterClose));
});
});
context('re-using idle connections from a pool', () => {
let client;
beforeEach('create pool', () => {
const resetConfig = Object.assign({}, config, baseConfig);
client = mysqlx.getClient(resetConfig, { pooling: { maxSize: 1 } });
});
afterEach('destroy pool', () => {
return client.close();
});
it('new connections are assigned new ids', () => {
let beforeReset, afterReset;
return client.getSession()
.then(session => {
return session.sql('SELECT CONNECTION_ID()')
.execute(row => { beforeReset = row[0]; })
.then(() => session.close())
.then(() => client.getSession())
.then(session => {
return session.sql('SELECT CONNECTION_ID()')
.execute(row => { afterReset = row[0]; });
})
.then(() => expect(afterReset).to.not.equal(beforeReset));
});
});
});
context('reaching the maximum number of connections supported by the server', () => {
let client;
beforeEach('create pool', () => {
const resetConfig = Object.assign({}, config, baseConfig);
client = mysqlx.getClient(resetConfig, { pooling: { maxSize: 1 } });
});
beforeEach('update mysqlx_max_connections', () => {
return fixtures.setServerGlobalVariable('mysqlx_max_connections', 1, baseConfig);
});
afterEach('destroy pool', () => {
return client.close();
});
afterEach('reset mysqlx_max_connections', () => {
return fixtures.setServerGlobalVariable('mysqlx_max_connections', 100, baseConfig);
});
it('BUG#29436892 does not fail when re-creating an idle connection', () => {
return client.getSession()
.then(session => session.close())
.then(() => client.getSession());
});
});
context('when debug mode is enabled', () => {
// socket must be null in order to be correctly parsed after JSON.stringify()
const resetConfig = Object.assign({}, config, baseConfig, { socket: null });
context('with a standalone connection', () => {
it('logs the expectation pipeline closing', () => {
const script = path.join(__dirname, '..', '..', 'fixtures', 'scripts', 'connection', 'reset.js');
return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Close', script, [JSON.stringify(resetConfig)])
.then(proc => {
return expect(proc.logs).to.be.an('array').and.be.empty;
});
});
it('logs the session reset negotiation', () => {
const script = path.join(__dirname, '..', '..', 'fixtures', 'scripts', 'connection', 'reset.js');
return fixtures.collectLogs('protocol:outbound:Mysqlx.Session.Reset', script, [JSON.stringify(resetConfig)])
.then(proc => {
expect(proc.logs).to.be.an('array').and.have.lengthOf(1);
expect(proc.logs[0]).to.have.keys('keep_open');
return expect(proc.logs[0].keep_open).to.be.false;
});
});
});
context('with a connection pool', () => {
it('logs the expectation pipeline closing', () => {
const script = path.join(__dirname, '..', '..', 'fixtures', 'scripts', 'connection', 'pool-reset.js');
return fixtures.collectLogs('protocol:outbound:Mysqlx.Expect.Close', script, [JSON.stringify(resetConfig)])
.then(proc => {
return expect(proc.logs).to.be.an('array').and.be.empty;
});
});
it('logs the session reset negotiation', () => {
const script = path.join(__dirname, '..', '..', 'fixtures', 'scripts', 'connection', 'pool-reset.js');
return fixtures.collectLogs('protocol:outbound:Mysqlx.Session.Reset', script, [JSON.stringify(resetConfig)])
.then(proc => {
expect(proc.logs).to.be.an('array').and.have.lengthOf(1);
expect(proc.logs[0]).to.have.keys('keep_open');
return expect(proc.logs[0].keep_open).to.be.false;
});
});
});
});
});