mongoose-transaction-plugin
Version:
A mongoose plugin for transaction-like semantics between multiple documents.
188 lines (186 loc) • 22.7 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const mongoose = require("mongoose");
const _debug = require("debug");
const _ = require("lodash");
const transaction_1 = require("./transaction");
mongoose.Promise = Promise;
const debug = _debug('transaction');
class PreFindOne {
constructor(schema) {
this.schema = schema;
}
get options() {
return this.schema.options;
}
get model() {
return this.schema.model;
}
get _conditions() {
return this.schema._conditions;
}
get _fields() {
return this.schema._fields;
}
checkInSameTransaction(newTid, oldTid) {
if (!oldTid)
return false;
if (newTid && newTid.equals(oldTid)) {
debug('already locked: ', oldTid);
return true;
}
return false;
}
isExpired(tid) {
const docTime = tid.getTimestamp();
const current = new Date().getTime();
debug('timestamp! ', docTime, current, current - docTime);
return (current - docTime) >= 30000;
}
recommitTransaction(tModel, t) {
return __awaiter(this, void 0, void 0, function* () {
debug('recommit transaction');
yield transaction_1.Transaction.recommit(t);
yield tModel.update({ _id: t._id }, { state: 'committed' }, { w: 1 }).exec();
});
}
cancelTransaction(tModel, tid) {
debug('cancel transaction');
tModel.update({ _id: tid }, { state: 'canceled' }, { w: 1 }).exec();
}
resolvePreviousTransaction(tid) {
return __awaiter(this, void 0, void 0, function* () {
const tModel = this.options.tModel;
debug('tModel is ', tModel.collection.name);
if (!this.isExpired(tid))
return; // let it be conflicted
const transaction = yield tModel.findOne({ _id: tid }).exec();
if (!transaction)
throw new Error('There is no transaction history.');
debug('find Transaction ', transaction, transaction.state);
switch (transaction.state) {
case 'init':
this.cancelTransaction(tModel, tid);
return tid;
case 'pending':
yield this.recommitTransaction(tModel, transaction);
return { '$exists': false };
case 'committed':
debug('already committed. ignore __t');
return tid;
case 'canceled':
// TODO : 비정상 상태로 인하여 canceled가 남는 경우 transcation document는 제거 되지 않고 현재 남겨져 있다.
debug('already canceled. ignore __t');
return tid;
}
});
}
isUpdateSuccessfully(rawResponse) {
return rawResponse.n > 0 && rawResponse.nModified > 0 && rawResponse.n === rawResponse.nModified;
}
update(query) {
return __awaiter(this, void 0, void 0, function* () {
const rawResponse = yield this.model.update(this._conditions, query, {
force: true,
w: 1
}).exec();
debug('rawResponse: %o', rawResponse);
if (!this.isUpdateSuccessfully(rawResponse)) {
throw new Error('write lock');
}
});
}
getMinimalDoc(conditions) {
return __awaiter(this, void 0, void 0, function* () {
return this.model.findOne(conditions, { _id: 1, __t: 1 }).exec();
});
}
run() {
return __awaiter(this, void 0, void 0, function* () {
if (!this.options.transaction)
return;
if (this.options.transaction && !this.options.__t)
throw new Error('Called `findOne` outside of a transaction');
debug('pre-findOne');
debug('options: %o', _.omit(this.options, 'tModel'));
debug('conditions: %o', this._conditions);
const doc = yield this.getMinimalDoc(this._conditions);
if (!doc)
return;
debug('document found! t : ', doc.__t, ', id : ', doc.id);
if (this.checkInSameTransaction(this.options.__t, doc.__t))
return;
this._conditions['_id'] = doc._id;
this._conditions['__t'] = { $exists: false };
if (doc.__t) {
this._conditions['__t'] = yield this.resolvePreviousTransaction(doc.__t);
}
debug('conditions are modified', this._conditions);
const updateQuery = { __t: this.options.__t };
debug('update query is modified %o', updateQuery);
yield this.update(updateQuery);
debug('locking success');
delete this._conditions['__t'];
debug('rollback conditions', this._conditions);
if (this._fields)
this._fields['__t'] = 1;
});
}
}
function ensureNoUnique(schema) {
const indexes = schema.indexes();
const shardKey = schema.options.shardKey && Object.keys(schema.options.shardKey)[0];
indexes.forEach(([name, options]) => {
if (options && options.unique) {
if (typeof name === 'object') {
name = Object.keys(name)[0];
}
if (name !== shardKey)
throw new Error(`Transaction doesn't support an unique index (${name}) shardKey (${shardKey})`);
}
});
}
function plugin(schema, options) {
ensureNoUnique(schema);
schema.add({
__t: { type: mongoose.Schema.Types.ObjectId },
});
const oldIndexMethod = schema.index;
schema.index = function (...args) {
const res = oldIndexMethod.apply(this, args);
ensureNoUnique(schema);
return res;
};
schema.pre('save', function (next) {
debug('pre-save');
debug('checking __t field: ', this.__t);
if (!this.__t && !this.isNew)
return next(new Error('You can\' not save without lock'));
// TODO:
// if (this.__t.toString().substring(8, 18) !== '0000000000') return next(new Error(''));
this.__t = undefined;
next();
});
schema.pre('findOne', function (next) {
return __awaiter(this, void 0, void 0, function* () {
const o = new PreFindOne(this);
try {
yield o.run();
next();
}
catch (e) {
next(e);
}
});
});
}
exports.plugin = plugin;
//# sourceMappingURL=data:application/json;charset=utf8;base64,{"version":3,"sources":["../../../src/../src/plugin.ts"],"names":[],"mappings":";;;;;;;;;;AAAA,qCAAqC;AACrC,gCAAgC;AAChC,4BAA4B;AAE5B,+CAA4C;AAC3C,QAAgB,CAAC,OAAO,GAAG,OAAO,CAAC;AAEpC,MAAM,KAAK,GAAG,MAAM,CAAC,aAAa,CAAC,CAAC;AAOpC,MAAM,UAAU;IAGd,YAAa,MAAM;QACjB,IAAI,CAAC,MAAM,GAAG,MAAM,CAAC;IACvB,CAAC;IAED,IAAI,OAAO;QACT,OAAO,IAAI,CAAC,MAAM,CAAC,OAAO,CAAC;IAC7B,CAAC;IAED,IAAI,KAAK;QACP,OAAO,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC;IAC3B,CAAC;IAED,IAAI,WAAW;QACb,OAAO,IAAI,CAAC,MAAM,CAAC,WAAW,CAAC;IACjC,CAAC;IAED,IAAI,OAAO;QACT,OAAO,IAAI,CAAC,MAAM,CAAC,OAAO,CAAC;IAC7B,CAAC;IAED,sBAAsB,CAAC,MAAM,EAAE,MAAM;QACnC,IAAI,CAAC,MAAM;YAAE,OAAO,KAAK,CAAC;QAC1B,IAAI,MAAM,IAAI,MAAM,CAAC,MAAM,CAAC,MAAM,CAAC,EAAE;YACnC,KAAK,CAAC,kBAAkB,EAAE,MAAM,CAAC,CAAC;YAClC,OAAO,IAAI,CAAC;SACb;QACD,OAAO,KAAK,CAAC;IACf,CAAC;IAED,SAAS,CAAC,GAAG;QACX,MAAM,OAAO,GAAG,GAAG,CAAC,YAAY,EAAE,CAAC;QACnC,MAAM,OAAO,GAAG,IAAI,IAAI,EAAE,CAAC,OAAO,EAAE,CAAC;QACrC,KAAK,CAAC,aAAa,EAAE,OAAO,EAAE,OAAO,EAAE,OAAO,GAAG,OAAO,CAAC,CAAC;QAE1D,OAAO,CAAC,OAAO,GAAG,OAAO,CAAC,IAAI,KAAK,CAAC;IACtC,CAAC;IAEK,mBAAmB,CAAC,MAAM,EAAE,CAAC;;YACjC,KAAK,CAAC,sBAAsB,CAAC,CAAC;YAC9B,MAAM,yBAAW,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC;YAC9B,MAAM,MAAM,CAAC,MAAM,CAAC,EAAC,GAAG,EAAE,CAAC,CAAC,GAAG,EAAC,EAAE,EAAC,KAAK,EAAE,WAAW,EAAC,EAAE,EAAC,CAAC,EAAE,CAAC,EAAC,CAAC,CAAC,IAAI,EAAE,CAAC;QACzE,CAAC;KAAA;IAED,iBAAiB,CAAC,MAAM,EAAE,GAAG;QAC3B,KAAK,CAAC,oBAAoB,CAAC,CAAC;QAC5B,MAAM,CAAC,MAAM,CAAC,EAAC,GAAG,EAAE,GAAG,EAAC,EAAE,EAAC,KAAK,EAAE,UAAU,EAAC,EAAE,EAAC,CAAC,EAAE,CAAC,EAAC,CAAC,CAAC,IAAI,EAAE,CAAC;IAChE,CAAC;IAEK,0BAA0B,CAAC,GAAG;;YAClC,MAAM,MAAM,GAAG,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC;YACnC,KAAK,CAAC,YAAY,EAAE,MAAM,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;YAE5C,IAAI,CAAC,IAAI,CAAC,SAAS,CAAC,GAAG,CAAC;gBAAE,OAAO,CAAC,uBAAuB;YAEzD,MAAM,WAAW,GAAG,MAAM,MAAM,CAAC,OAAO,CAAC,EAAC,GAAG,EAAE,GAAG,EAAC,CAAC,CAAC,IAAI,EAAE,CAAC;YAC5D,IAAI,CAAC,WAAW;gBAAE,MAAM,IAAI,KAAK,CAAC,kCAAkC,CAAC,CAAC;YAEtE,KAAK,CAAC,mBAAmB,EAAE,WAAW,EAAE,WAAW,CAAC,KAAK,CAAC,CAAC;YAC3D,QAAQ,WAAW,CAAC,KAAK,EAAE;gBACzB,KAAK,MAAM;oBACT,IAAI,CAAC,iBAAiB,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;oBACpC,OAAO,GAAG,CAAC;gBAEb,KAAK,SAAS;oBACZ,MAAM,IAAI,CAAC,mBAAmB,CAAC,MAAM,EAAE,WAAW,CAAC,CAAC;oBACpD,OAAO,EAAC,SAAS,EAAE,KAAK,EAAC,CAAC;gBAE5B,KAAK,WAAW;oBACd,KAAK,CAAC,+BAA+B,CAAC,CAAC;oBACvC,OAAO,GAAG,CAAC;gBAEb,KAAK,UAAU;oBACb,gFAAgF;oBAChF,KAAK,CAAC,8BAA8B,CAAC,CAAC;oBACtC,OAAO,GAAG,CAAC;aACd;QACH,CAAC;KAAA;IAED,oBAAoB,CAAC,WAAW;QAC9B,OAAO,WAAW,CAAC,CAAC,GAAG,CAAC,IAAI,WAAW,CAAC,SAAS,GAAG,CAAC,IAAI,WAAW,CAAC,CAAC,KAAK,WAAW,CAAC,SAAS,CAAC;IACnG,CAAC;IAEK,MAAM,CAAC,KAAK;;YAChB,MAAM,WAAW,GAAG,MAAM,IAAI,CAAC,KAAK,CAAC,MAAM,CAAC,IAAI,CAAC,WAAW,EAAE,KAAK,EAAE;gBACnE,KAAK,EAAE,IAAI;gBACX,CAAC,EAAE,CAAC;aACL,CAAC,CAAC,IAAI,EAAE,CAAC;YACV,KAAK,CAAC,iBAAiB,EAAE,WAAW,CAAC,CAAC;YACtC,IAAI,CAAC,IAAI,CAAC,oBAAoB,CAAC,WAAW,CAAC,EAAE;gBAC3C,MAAM,IAAI,KAAK,CAAC,YAAY,CAAC,CAAC;aAC/B;QACH,CAAC;KAAA;IAEK,aAAa,CAAC,UAAU;;YAC5B,OAAO,IAAI,CAAC,KAAK,CAAC,OAAO,CAAC,UAAU,EAAE,EAAC,GAAG,EAAE,CAAC,EAAE,GAAG,EAAE,CAAC,EAAC,CAAC,CAAC,IAAI,EAAE,CAAC;QACjE,CAAC;KAAA;IAEK,GAAG;;YACP,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,WAAW;gBAAE,OAAO;YACtC,IAAI,IAAI,CAAC,OAAO,CAAC,WAAW,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,GAAG;gBAAE,MAAM,IAAI,KAAK,CAAC,2CAA2C,CAAC,CAAC;YAEhH,KAAK,CAAC,aAAa,CAAC,CAAC;YACrB,KAAK,CAAC,aAAa,EAAE,CAAC,CAAC,IAAI,CAAC,IAAI,CAAC,OAAO,EAAE,QAAQ,CAAC,CAAC,CAAC;YACrD,KAAK,CAAC,gBAAgB,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;YAE1C,MAAM,GAAG,GAAG,MAAM,IAAI,CAAC,aAAa,CAAC,IAAI,CAAC,WAAW,CAAC,CAAC;YACvD,IAAI,CAAC,GAAG;gBAAE,OAAO;YACjB,KAAK,CAAC,sBAAsB,EAAE,GAAG,CAAC,GAAG,EAAE,SAAS,EAAE,GAAG,CAAC,EAAE,CAAC,CAAC;YAE1D,IAAI,IAAI,CAAC,sBAAsB,CAAC,IAAI,CAAC,OAAO,CAAC,GAAG,EAAE,GAAG,CAAC,GAAG,CAAC;gBAAE,OAAO;YAEnE,IAAI,CAAC,WAAW,CAAC,KAAK,CAAC,GAAG,GAAG,CAAC,GAAG,CAAC;YAClC,IAAI,CAAC,WAAW,CAAC,KAAK,CAAC,GAAG,EAAC,OAAO,EAAE,KAAK,EAAC,CAAC;YAC3C,IAAI,GAAG,CAAC,GAAG,EAAE;gBACX,IAAI,CAAC,WAAW,CAAC,KAAK,CAAC,GAAG,MAAM,IAAI,CAAC,0BAA0B,CAAC,GAAG,CAAC,GAAG,CAAC,CAAC;aAC1E;YACD,KAAK,CAAC,yBAAyB,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;YAEnD,MAAM,WAAW,GAAG,EAAC,GAAG,EAAE,IAAI,CAAC,OAAO,CAAC,GAAG,EAAC,CAAC;YAC5C,KAAK,CAAC,6BAA6B,EAAE,WAAW,CAAC,CAAC;YAClD,MAAM,IAAI,CAAC,MAAM,CAAC,WAAW,CAAC,CAAC;YAE/B,KAAK,CAAC,iBAAiB,CAAC,CAAC;YACzB,OAAO,IAAI,CAAC,WAAW,CAAC,KAAK,CAAC,CAAC;YAC/B,KAAK,CAAC,qBAAqB,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;YAC/C,IAAI,IAAI,CAAC,OAAO;gBAAE,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;QAC5C,CAAC;KAAA;CACF;AAED,SAAS,cAAc,CAAC,MAAM;IAC5B,MAAM,OAAO,GAAG,MAAM,CAAC,OAAO,EAAE,CAAC;IACjC,MAAM,QAAQ,GAAG,MAAM,CAAC,OAAO,CAAC,QAAQ,IAAI,MAAM,CAAC,IAAI,CAAC,MAAM,CAAC,OAAO,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,CAAC;IACpF,OAAO,CAAC,OAAO,CAAC,CAAC,CAAC,IAAI,EAAE,OAAO,CAAC,EAAE,EAAE;QAClC,IAAI,OAAO,IAAI,OAAO,CAAC,MAAM,EAAE;YAC7B,IAAI,OAAO,IAAI,KAAK,QAAQ,EAAE;gBAC5B,IAAI,GAAG,MAAM,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC,CAAC;aAC7B;YACD,IAAI,IAAI,KAAK,QAAQ;gBACnB,MAAM,IAAI,KAAK,CAAC,gDAAgD,IAAI,eAAe,QAAQ,GAAG,CAAC,CAAC;SACnG;IACH,CAAC,CAAC,CAAC;AACL,CAAC;AAED,SAAgB,MAAM,CAAC,MAAuB,EAAE,OAAgB;IAC9D,cAAc,CAAC,MAAM,CAAC,CAAC;IAEvB,MAAM,CAAC,GAAG,CAAC;QACT,GAAG,EAAE,EAAE,IAAI,EAAE,QAAQ,CAAC,MAAM,CAAC,KAAK,CAAC,QAAQ,EAAE;KAE9C,CAAC,CAAC;IAEH,MAAM,cAAc,GAAQ,MAAM,CAAC,KAAK,CAAC;IACzC,MAAM,CAAC,KAAK,GAAG,UAAU,GAAG,IAAI;QAC9B,MAAM,GAAG,GAAG,cAAc,CAAC,KAAK,CAAC,IAAI,EAAE,IAAI,CAAC,CAAC;QAC7C,cAAc,CAAC,MAAM,CAAC,CAAC;QACvB,OAAO,GAAG,CAAC;IACb,CAAC,CAAC;IAEF,MAAM,CAAC,GAAG,CAAC,MAAM,EAAE,UAAS,IAAI;QAC9B,KAAK,CAAC,UAAU,CAAC,CAAC;QAClB,KAAK,CAAC,sBAAsB,EAAE,IAAI,CAAC,GAAG,CAAC,CAAC;QACxC,IAAI,CAAC,IAAI,CAAC,GAAG,IAAI,CAAC,IAAI,CAAC,KAAK;YAAE,OAAO,IAAI,CAAC,IAAI,KAAK,CAAC,iCAAiC,CAAC,CAAC,CAAC;QAExF,QAAQ;QACR,yFAAyF;QACzF,IAAI,CAAC,GAAG,GAAG,SAAS,CAAC;QACrB,IAAI,EAAE,CAAC;IACT,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,GAAG,CAAC,SAAS,EAAE,UAAgB,IAAI;;YACxC,MAAM,CAAC,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC,CAAC;YAC/B,IAAI;gBACF,MAAM,CAAC,CAAC,GAAG,EAAE,CAAC;gBACd,IAAI,EAAE,CAAC;aACR;YAAC,OAAO,CAAC,EAAE;gBACV,IAAI,CAAC,CAAC,CAAC,CAAC;aACT;QACH,CAAC;KAAA,CAAC,CAAC;AACL,CAAC;AAnCD,wBAmCC","file":"plugin.js","sourcesContent":["import * as mongoose from 'mongoose';\nimport * as _debug from 'debug';\nimport * as _ from 'lodash';\n\nimport { Transaction } from './transaction';\n(mongoose as any).Promise = Promise;\n\nconst debug = _debug('transaction');\n\nexport interface TxDocument extends mongoose.Document {\n  __t?: mongoose.Types.ObjectId;\n  // __new?: boolean;\n}\n\nclass PreFindOne {\n  schema: any;\n\n  constructor (schema) {\n    this.schema = schema;\n  }\n\n  get options() {\n    return this.schema.options;\n  }\n\n  get model() {\n    return this.schema.model;\n  }\n\n  get _conditions() {\n    return this.schema._conditions;\n  }\n\n  get _fields() {\n    return this.schema._fields;\n  }\n\n  checkInSameTransaction(newTid, oldTid) {\n    if (!oldTid) return false;\n    if (newTid && newTid.equals(oldTid)) {\n      debug('already locked: ', oldTid);\n      return true;\n    }\n    return false;\n  }\n\n  isExpired(tid) {\n    const docTime = tid.getTimestamp();\n    const current = new Date().getTime();\n    debug('timestamp! ', docTime, current, current - docTime);\n\n    return (current - docTime) >= 30000;\n  }\n\n  async recommitTransaction(tModel, t) {\n    debug('recommit transaction');\n    await Transaction.recommit(t);\n    await tModel.update({_id: t._id}, {state: 'committed'}, {w: 1}).exec();\n  }\n\n  cancelTransaction(tModel, tid) {\n    debug('cancel transaction');\n    tModel.update({_id: tid}, {state: 'canceled'}, {w: 1}).exec();\n  }\n\n  async resolvePreviousTransaction(tid) {\n    const tModel = this.options.tModel;\n    debug('tModel is ', tModel.collection.name);\n\n    if (!this.isExpired(tid)) return; // let it be conflicted\n\n    const transaction = await tModel.findOne({_id: tid}).exec();\n    if (!transaction) throw new Error('There is no transaction history.');\n\n    debug('find Transaction ', transaction, transaction.state);\n    switch (transaction.state) {\n      case 'init':\n        this.cancelTransaction(tModel, tid);\n        return tid;\n\n      case 'pending':\n        await this.recommitTransaction(tModel, transaction);\n        return {'$exists': false};\n\n      case 'committed':\n        debug('already committed. ignore __t');\n        return tid;\n\n      case 'canceled':\n        // TODO :  비정상 상태로 인하여 canceled가 남는 경우 transcation document는 제거 되지 않고 현재 남겨져 있다.\n        debug('already canceled. ignore __t');\n        return tid;\n    }\n  }\n\n  isUpdateSuccessfully(rawResponse) {\n    return rawResponse.n > 0 && rawResponse.nModified > 0 && rawResponse.n === rawResponse.nModified;\n  }\n\n  async update(query) {\n    const rawResponse = await this.model.update(this._conditions, query, {\n      force: true,\n      w: 1\n    }).exec();\n    debug('rawResponse: %o', rawResponse);\n    if (!this.isUpdateSuccessfully(rawResponse)) {\n      throw new Error('write lock');\n    }\n  }\n\n  async getMinimalDoc(conditions) {\n    return this.model.findOne(conditions, {_id: 1, __t: 1}).exec();\n  }\n\n  async run() {\n    if (!this.options.transaction) return;\n    if (this.options.transaction && !this.options.__t) throw new Error('Called `findOne` outside of a transaction');\n\n    debug('pre-findOne');\n    debug('options: %o', _.omit(this.options, 'tModel'));\n    debug('conditions: %o', this._conditions);\n\n    const doc = await this.getMinimalDoc(this._conditions);\n    if (!doc) return;\n    debug('document found! t : ', doc.__t, ', id : ', doc.id);\n\n    if (this.checkInSameTransaction(this.options.__t, doc.__t)) return;\n\n    this._conditions['_id'] = doc._id;\n    this._conditions['__t'] = {$exists: false};\n    if (doc.__t) {\n      this._conditions['__t'] = await this.resolvePreviousTransaction(doc.__t);\n    }\n    debug('conditions are modified', this._conditions);\n\n    const updateQuery = {__t: this.options.__t};\n    debug('update query is modified %o', updateQuery);\n    await this.update(updateQuery);\n\n    debug('locking success');\n    delete this._conditions['__t'];\n    debug('rollback conditions', this._conditions);\n    if (this._fields) this._fields['__t'] = 1;\n  }\n}\n\nfunction ensureNoUnique(schema) {\n  const indexes = schema.indexes();\n  const shardKey = schema.options.shardKey && Object.keys(schema.options.shardKey)[0];\n  indexes.forEach(([name, options]) => {\n    if (options && options.unique) {\n      if (typeof name === 'object') {\n        name = Object.keys(name)[0];\n      }\n      if (name !== shardKey)\n        throw new Error(`Transaction doesn't support an unique index (${name}) shardKey (${shardKey})`);\n    }\n  });\n}\n\nexport function plugin(schema: mongoose.Schema, options?: Object) {\n  ensureNoUnique(schema);\n\n  schema.add({\n    __t: { type: mongoose.Schema.Types.ObjectId },\n    // __new: { type: Boolean, default: true }\n  });\n\n  const oldIndexMethod: any = schema.index;\n  schema.index = function (...args) {\n    const res = oldIndexMethod.apply(this, args);\n    ensureNoUnique(schema);\n    return res;\n  };\n\n  schema.pre('save', function(next) {\n    debug('pre-save');\n    debug('checking __t field: ', this.__t);\n    if (!this.__t && !this.isNew) return next(new Error('You can\\' not save without lock'));\n\n    // TODO:\n    // if (this.__t.toString().substring(8, 18) !== '0000000000') return next(new Error(''));\n    this.__t = undefined;\n    next();\n  });\n\n  schema.pre('findOne', async function (next) {\n    const o = new PreFindOne(this);\n    try {\n      await o.run();\n      next();\n    } catch (e) {\n      next(e);\n    }\n  });\n}\n"]}