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