OwlCyberSecurity - MANAGER

Edit File: transaction.js.map

{ "version": 3, "sources": ["../src/transaction.js"], "sourcesContent": ["'use strict';\n\n/**\n * The transaction object is used to identify a running transaction.\n * It is created by calling `Sequelize.transaction()`.\n * To run a query under a transaction, you should pass the transaction in the options object.\n *\n * @class Transaction\n * @see {@link Sequelize.transaction}\n */\nclass Transaction {\n /**\n * Creates a new transaction instance\n *\n * @param {Sequelize} sequelize A configured sequelize Instance\n * @param {object} options An object with options\n * @param {string} [options.type] Sets the type of the transaction. Sqlite only\n * @param {string} [options.isolationLevel] Sets the isolation level of the transaction.\n * @param {string} [options.deferrable] Sets the constraints to be deferred or immediately checked. PostgreSQL only\n * @param {boolean} [options.readOnly] Whether this transaction will only be used to read data. Used to determine whether sequelize is allowed to use a read replication server.\n */\n constructor(sequelize, options) {\n this.sequelize = sequelize;\n this.savepoints = [];\n this._afterCommitHooks = [];\n\n // get dialect specific transaction options\n const generateTransactionId = this.sequelize.dialect.queryGenerator.generateTransactionId;\n\n this.options = {\n type: sequelize.options.transactionType,\n isolationLevel: sequelize.options.isolationLevel,\n readOnly: false,\n ...options\n };\n\n this.parent = this.options.transaction;\n\n if (this.parent) {\n this.id = this.parent.id;\n this.parent.savepoints.push(this);\n this.name = `${this.id}-sp-${this.parent.savepoints.length}`;\n } else {\n this.id = this.name = generateTransactionId();\n }\n\n delete this.options.transaction;\n }\n\n /**\n * Commit the transaction\n *\n * @returns {Promise}\n */\n async commit() {\n if (this.finished) {\n throw new Error(`Transaction cannot be committed because it has been finished with state: ${this.finished}`);\n }\n\n try {\n await this.sequelize.getQueryInterface().commitTransaction(this, this.options);\n this.cleanup();\n } catch (e) {\n console.warn(`Committing transaction ${this.id} failed with error ${JSON.stringify(e.message)}. We are killing its connection as it is now in an undetermined state.`);\n await this.forceCleanup();\n\n throw e;\n } finally {\n this.finished = 'commit';\n for (const hook of this._afterCommitHooks) {\n await hook.apply(this, [this]);\n }\n }\n }\n\n /**\n * Rollback (abort) the transaction\n *\n * @returns {Promise}\n */\n async rollback() {\n if (this.finished) {\n throw new Error(`Transaction cannot be rolled back because it has been finished with state: ${this.finished}`);\n }\n\n if (!this.connection) {\n throw new Error('Transaction cannot be rolled back because it never started');\n }\n\n try {\n await this\n .sequelize\n .getQueryInterface()\n .rollbackTransaction(this, this.options);\n\n this.cleanup();\n } catch (e) {\n console.warn(`Rolling back transaction ${this.id} failed with error ${JSON.stringify(e.message)}. We are killing its connection as it is now in an undetermined state.`);\n await this.forceCleanup();\n\n throw e;\n }\n }\n\n /**\n * Called to acquire a connection to use and set the correct options on the connection.\n * We should ensure all of the environment that's set up is cleaned up in `cleanup()` below.\n *\n * @param {boolean} useCLS Defaults to true: Use CLS (Continuation Local Storage) with Sequelize. With CLS, all queries within the transaction callback will automatically receive the transaction object.\n * @returns {Promise}\n */\n async prepareEnvironment(useCLS = true) {\n let connectionPromise;\n\n if (this.parent) {\n connectionPromise = Promise.resolve(this.parent.connection);\n } else {\n const acquireOptions = { uuid: this.id };\n if (this.options.readOnly) {\n acquireOptions.type = 'SELECT';\n }\n connectionPromise = this.sequelize.connectionManager.getConnection(acquireOptions);\n }\n\n let result;\n const connection = await connectionPromise;\n this.connection = connection;\n this.connection.uuid = this.id;\n\n try {\n await this.begin();\n result = await this.setDeferrable();\n } catch (setupErr) {\n try {\n result = await this.rollback();\n } finally {\n throw setupErr; // eslint-disable-line no-unsafe-finally\n }\n }\n\n // TODO (@ephys) [>=7.0.0]: move this inside of sequelize.transaction, remove parameter.\n if (useCLS && this.sequelize.constructor._cls) {\n this.sequelize.constructor._cls.set('transaction', this);\n }\n\n return result;\n }\n\n async setDeferrable() {\n if (this.options.deferrable) {\n return await this\n .sequelize\n .getQueryInterface()\n .deferConstraints(this, this.options);\n }\n }\n\n async begin() {\n const queryInterface = this.sequelize.getQueryInterface();\n\n if ( this.sequelize.dialect.supports.settingIsolationLevelDuringTransaction ) {\n await queryInterface.startTransaction(this, this.options);\n return queryInterface.setIsolationLevel(this, this.options.isolationLevel, this.options);\n }\n\n await queryInterface.setIsolationLevel(this, this.options.isolationLevel, this.options);\n\n return queryInterface.startTransaction(this, this.options);\n }\n\n cleanup() {\n // Don't release the connection if there's a parent transaction or\n // if we've already cleaned up\n if (this.parent || this.connection.uuid === undefined) {\n return;\n }\n\n this._clearCls();\n this.sequelize.connectionManager.releaseConnection(this.connection);\n this.connection.uuid = undefined;\n }\n\n /**\n * Kills the connection this transaction uses.\n * Used as a last resort, for instance because COMMIT or ROLLBACK resulted in an error\n * and the transaction is left in a broken state,\n * and releasing the connection to the pool would be dangerous.\n */\n async forceCleanup() {\n // Don't release the connection if there's a parent transaction or\n // if we've already cleaned up\n if (this.parent || this.connection.uuid === undefined) {\n return;\n }\n\n this._clearCls();\n await this.sequelize.connectionManager.destroyConnection(this.connection);\n this.connection.uuid = undefined;\n }\n\n _clearCls() {\n const cls = this.sequelize.constructor._cls;\n\n if (cls) {\n if (cls.get('transaction') === this) {\n cls.set('transaction', null);\n }\n }\n }\n\n /**\n * A hook that is run after a transaction is committed\n *\n * @param {Function} fn A callback function that is called with the committed transaction\n * @name afterCommit\n * @memberof Sequelize.Transaction\n */\n afterCommit(fn) {\n if (!fn || typeof fn !== 'function') {\n throw new Error('\"fn\" must be a function');\n }\n this._afterCommitHooks.push(fn);\n }\n\n /**\n * Types can be set per-transaction by passing `options.type` to `sequelize.transaction`.\n * Default to `DEFERRED` but you can override the default type by passing `options.transactionType` in `new Sequelize`.\n * Sqlite only.\n *\n * Pass in the desired level as the first argument:\n *\n * @example\n * try {\n * await sequelize.transaction({ type: Sequelize.Transaction.TYPES.EXCLUSIVE }, transaction => {\n * // your transactions\n * });\n * // transaction has been committed. Do something after the commit if required.\n * } catch(err) {\n * // do something with the err.\n * }\n *\n * @property DEFERRED\n * @property IMMEDIATE\n * @property EXCLUSIVE\n */\n static get TYPES() {\n return {\n DEFERRED: 'DEFERRED',\n IMMEDIATE: 'IMMEDIATE',\n EXCLUSIVE: 'EXCLUSIVE'\n };\n }\n\n /**\n * Isolation levels can be set per-transaction by passing `options.isolationLevel` to `sequelize.transaction`.\n * Sequelize uses the default isolation level of the database, you can override this by passing `options.isolationLevel` in Sequelize constructor options.\n *\n * Pass in the desired level as the first argument:\n *\n * @example\n * try {\n * const result = await sequelize.transaction({isolationLevel: Sequelize.Transaction.ISOLATION_LEVELS.SERIALIZABLE}, transaction => {\n * // your transactions\n * });\n * // transaction has been committed. Do something after the commit if required.\n * } catch(err) {\n * // do something with the err.\n * }\n *\n * @property READ_UNCOMMITTED\n * @property READ_COMMITTED\n * @property REPEATABLE_READ\n * @property SERIALIZABLE\n */\n static get ISOLATION_LEVELS() {\n return {\n READ_UNCOMMITTED: 'READ UNCOMMITTED',\n READ_COMMITTED: 'READ COMMITTED',\n REPEATABLE_READ: 'REPEATABLE READ',\n SERIALIZABLE: 'SERIALIZABLE'\n };\n }\n\n\n /**\n * Possible options for row locking. Used in conjunction with `find` calls:\n *\n * @example\n * // t1 is a transaction\n * Model.findAll({\n * where: ...,\n * transaction: t1,\n * lock: t1.LOCK...\n * });\n *\n * @example <caption>Postgres also supports specific locks while eager loading by using OF:</caption>\n * UserModel.findAll({\n * where: ...,\n * include: [TaskModel, ...],\n * transaction: t1,\n * lock: {\n * level: t1.LOCK...,\n * of: UserModel\n * }\n * });\n *\n * # UserModel will be locked but TaskModel won't!\n *\n * @example <caption>You can also skip locked rows:</caption>\n * // t1 is a transaction\n * Model.findAll({\n * where: ...,\n * transaction: t1,\n * lock: true,\n * skipLocked: true\n * });\n * # The query will now return any rows that aren't locked by another transaction\n *\n * @returns {object}\n * @property UPDATE\n * @property SHARE\n * @property KEY_SHARE Postgres 9.3+ only\n * @property NO_KEY_UPDATE Postgres 9.3+ only\n */\n static get LOCK() {\n return {\n UPDATE: 'UPDATE',\n SHARE: 'SHARE',\n KEY_SHARE: 'KEY SHARE',\n NO_KEY_UPDATE: 'NO KEY UPDATE'\n };\n }\n\n /**\n * Please see {@link Transaction.LOCK}\n */\n get LOCK() {\n return Transaction.LOCK;\n }\n}\n\nmodule.exports = Transaction;\nmodule.exports.Transaction = Transaction;\nmodule.exports.default = Transaction;\n"], "mappings": ";;;;;;;;;;;;;;;;;AAUA,kBAAkB;AAAA,EAWhB,YAAY,WAAW,SAAS;AAC9B,SAAK,YAAY;AACjB,SAAK,aAAa;AAClB,SAAK,oBAAoB;AAGzB,UAAM,wBAAwB,KAAK,UAAU,QAAQ,eAAe;AAEpE,SAAK,UAAU;AAAA,MACb,MAAM,UAAU,QAAQ;AAAA,MACxB,gBAAgB,UAAU,QAAQ;AAAA,MAClC,UAAU;AAAA,OACP;AAGL,SAAK,SAAS,KAAK,QAAQ;AAE3B,QAAI,KAAK,QAAQ;AACf,WAAK,KAAK,KAAK,OAAO;AACtB,WAAK,OAAO,WAAW,KAAK;AAC5B,WAAK,OAAO,GAAG,KAAK,SAAS,KAAK,OAAO,WAAW;AAAA,WAC/C;AACL,WAAK,KAAK,KAAK,OAAO;AAAA;AAGxB,WAAO,KAAK,QAAQ;AAAA;AAAA,QAQhB,SAAS;AACb,QAAI,KAAK,UAAU;AACjB,YAAM,IAAI,MAAM,4EAA4E,KAAK;AAAA;AAGnG,QAAI;AACF,YAAM,KAAK,UAAU,oBAAoB,kBAAkB,MAAM,KAAK;AACtE,WAAK;AAAA,aACE,GAAP;AACA,cAAQ,KAAK,0BAA0B,KAAK,wBAAwB,KAAK,UAAU,EAAE;AACrF,YAAM,KAAK;AAEX,YAAM;AAAA,cACN;AACA,WAAK,WAAW;AAChB,iBAAW,QAAQ,KAAK,mBAAmB;AACzC,cAAM,KAAK,MAAM,MAAM,CAAC;AAAA;AAAA;AAAA;AAAA,QAUxB,WAAW;AACf,QAAI,KAAK,UAAU;AACjB,YAAM,IAAI,MAAM,8EAA8E,KAAK;AAAA;AAGrG,QAAI,CAAC,KAAK,YAAY;AACpB,YAAM,IAAI,MAAM;AAAA;AAGlB,QAAI;AACF,YAAM,KACH,UACA,oBACA,oBAAoB,MAAM,KAAK;AAElC,WAAK;AAAA,aACE,GAAP;AACA,cAAQ,KAAK,4BAA4B,KAAK,wBAAwB,KAAK,UAAU,EAAE;AACvF,YAAM,KAAK;AAEX,YAAM;AAAA;AAAA;AAAA,QAWJ,mBAAmB,SAAS,MAAM;AACtC,QAAI;AAEJ,QAAI,KAAK,QAAQ;AACf,0BAAoB,QAAQ,QAAQ,KAAK,OAAO;AAAA,WAC3C;AACL,YAAM,iBAAiB,EAAE,MAAM,KAAK;AACpC,UAAI,KAAK,QAAQ,UAAU;AACzB,uBAAe,OAAO;AAAA;AAExB,0BAAoB,KAAK,UAAU,kBAAkB,cAAc;AAAA;AAGrE,QAAI;AACJ,UAAM,aAAa,MAAM;AACzB,SAAK,aAAa;AAClB,SAAK,WAAW,OAAO,KAAK;AAE5B,QAAI;AACF,YAAM,KAAK;AACX,eAAS,MAAM,KAAK;AAAA,aACb,UAAP;AACA,UAAI;AACF,iBAAS,MAAM,KAAK;AAAA,gBACpB;AACA,cAAM;AAAA;AAAA;AAKV,QAAI,UAAU,KAAK,UAAU,YAAY,MAAM;AAC7C,WAAK,UAAU,YAAY,KAAK,IAAI,eAAe;AAAA;AAGrD,WAAO;AAAA;AAAA,QAGH,gBAAgB;AACpB,QAAI,KAAK,QAAQ,YAAY;AAC3B,aAAO,MAAM,KACV,UACA,oBACA,iBAAiB,MAAM,KAAK;AAAA;AAAA;AAAA,QAI7B,QAAQ;AACZ,UAAM,iBAAiB,KAAK,UAAU;AAEtC,QAAK,KAAK,UAAU,QAAQ,SAAS,wCAAyC;AAC5E,YAAM,eAAe,iBAAiB,MAAM,KAAK;AACjD,aAAO,eAAe,kBAAkB,MAAM,KAAK,QAAQ,gBAAgB,KAAK;AAAA;AAGlF,UAAM,eAAe,kBAAkB,MAAM,KAAK,QAAQ,gBAAgB,KAAK;AAE/E,WAAO,eAAe,iBAAiB,MAAM,KAAK;AAAA;AAAA,EAGpD,UAAU;AAGR,QAAI,KAAK,UAAU,KAAK,WAAW,SAAS,QAAW;AACrD;AAAA;AAGF,SAAK;AACL,SAAK,UAAU,kBAAkB,kBAAkB,KAAK;AACxD,SAAK,WAAW,OAAO;AAAA;AAAA,QASnB,eAAe;AAGnB,QAAI,KAAK,UAAU,KAAK,WAAW,SAAS,QAAW;AACrD;AAAA;AAGF,SAAK;AACL,UAAM,KAAK,UAAU,kBAAkB,kBAAkB,KAAK;AAC9D,SAAK,WAAW,OAAO;AAAA;AAAA,EAGzB,YAAY;AACV,UAAM,MAAM,KAAK,UAAU,YAAY;AAEvC,QAAI,KAAK;AACP,UAAI,IAAI,IAAI,mBAAmB,MAAM;AACnC,YAAI,IAAI,eAAe;AAAA;AAAA;AAAA;AAAA,EAY7B,YAAY,IAAI;AACd,QAAI,CAAC,MAAM,OAAO,OAAO,YAAY;AACnC,YAAM,IAAI,MAAM;AAAA;AAElB,SAAK,kBAAkB,KAAK;AAAA;AAAA,aAwBnB,QAAQ;AACjB,WAAO;AAAA,MACL,UAAU;AAAA,MACV,WAAW;AAAA,MACX,WAAW;AAAA;AAAA;AAAA,aAyBJ,mBAAmB;AAC5B,WAAO;AAAA,MACL,kBAAkB;AAAA,MAClB,gBAAgB;AAAA,MAChB,iBAAiB;AAAA,MACjB,cAAc;AAAA;AAAA;AAAA,aA6CP,OAAO;AAChB,WAAO;AAAA,MACL,QAAQ;AAAA,MACR,OAAO;AAAA,MACP,WAAW;AAAA,MACX,eAAe;AAAA;AAAA;AAAA,MAOf,OAAO;AACT,WAAO,YAAY;AAAA;AAAA;AAIvB,OAAO,UAAU;AACjB,OAAO,QAAQ,cAAc;AAC7B,OAAO,QAAQ,UAAU;", "names": [] }