121 lines
4.4 KiB
JavaScript
121 lines
4.4 KiB
JavaScript
"use strict";
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var __defProp = Object.defineProperty;
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var __getOwnPropSymbols = Object.getOwnPropertySymbols;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __propIsEnum = Object.prototype.propertyIsEnumerable;
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var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
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var __spreadValues = (a, b) => {
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for (var prop in b || (b = {}))
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if (__hasOwnProp.call(b, prop))
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__defNormalProp(a, prop, b[prop]);
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if (__getOwnPropSymbols)
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for (var prop of __getOwnPropSymbols(b)) {
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if (__propIsEnum.call(b, prop))
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__defNormalProp(a, prop, b[prop]);
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}
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return a;
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};
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const AbstractConnectionManager = require("../abstract/connection-manager");
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const SequelizeErrors = require("../../errors");
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const { logger } = require("../../utils/logger");
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const DataTypes = require("../../data-types").mysql;
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const momentTz = require("moment-timezone");
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const debug = logger.debugContext("connection:mysql");
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const parserStore = require("../parserStore")("mysql");
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const { promisify } = require("util");
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class ConnectionManager extends AbstractConnectionManager {
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constructor(dialect, sequelize) {
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sequelize.config.port = sequelize.config.port || 3306;
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super(dialect, sequelize);
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this.lib = this._loadDialectModule("mysql2");
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this.refreshTypeParser(DataTypes);
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}
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_refreshTypeParser(dataType) {
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parserStore.refresh(dataType);
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}
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_clearTypeParser() {
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parserStore.clear();
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}
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static _typecast(field, next) {
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if (parserStore.get(field.type)) {
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return parserStore.get(field.type)(field, this.sequelize.options, next);
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}
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return next();
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}
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async connect(config) {
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const connectionConfig = __spreadValues({
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host: config.host,
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port: config.port,
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user: config.username,
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flags: "-FOUND_ROWS",
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password: config.password,
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database: config.database,
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timezone: this.sequelize.options.timezone,
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typeCast: ConnectionManager._typecast.bind(this),
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bigNumberStrings: false,
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supportBigNumbers: true
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}, config.dialectOptions);
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try {
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const connection = await new Promise((resolve, reject) => {
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const connection2 = this.lib.createConnection(connectionConfig);
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const errorHandler = (e) => {
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connection2.removeListener("connect", connectHandler);
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connection2.removeListener("error", connectHandler);
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reject(e);
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};
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const connectHandler = () => {
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connection2.removeListener("error", errorHandler);
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resolve(connection2);
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};
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connection2.on("error", errorHandler);
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connection2.once("connect", connectHandler);
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});
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debug("connection acquired");
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connection.on("error", (error) => {
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switch (error.code) {
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case "ESOCKET":
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case "ECONNRESET":
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case "EPIPE":
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case "PROTOCOL_CONNECTION_LOST":
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this.pool.destroy(connection);
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}
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});
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if (!this.sequelize.config.keepDefaultTimezone) {
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let tzOffset = this.sequelize.options.timezone;
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tzOffset = /\//.test(tzOffset) ? momentTz.tz(tzOffset).format("Z") : tzOffset;
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await promisify((cb) => connection.query(`SET time_zone = '${tzOffset}'`, cb))();
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}
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return connection;
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} catch (err) {
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switch (err.code) {
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case "ECONNREFUSED":
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throw new SequelizeErrors.ConnectionRefusedError(err);
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case "ER_ACCESS_DENIED_ERROR":
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throw new SequelizeErrors.AccessDeniedError(err);
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case "ENOTFOUND":
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throw new SequelizeErrors.HostNotFoundError(err);
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case "EHOSTUNREACH":
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throw new SequelizeErrors.HostNotReachableError(err);
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case "EINVAL":
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throw new SequelizeErrors.InvalidConnectionError(err);
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default:
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throw new SequelizeErrors.ConnectionError(err);
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}
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}
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}
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async disconnect(connection) {
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if (connection._closing) {
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debug("connection tried to disconnect but was already at CLOSED state");
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return;
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}
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return await promisify((callback) => connection.end(callback))();
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}
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validate(connection) {
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return connection && !connection._fatalError && !connection._protocolError && !connection._closing && !connection.stream.destroyed;
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}
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}
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module.exports = ConnectionManager;
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module.exports.ConnectionManager = ConnectionManager;
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module.exports.default = ConnectionManager;
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//# sourceMappingURL=connection-manager.js.map
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