121 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
| "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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