Миграция "jembadb" => "^2.3.0"
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@@ -1,27 +1,26 @@
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let instance = null;
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const defaultTimeout = 15*1000;//15 sec
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const exitSignals = ['SIGINT', 'SIGTERM', 'SIGBREAK', 'SIGHUP', 'uncaughtException', 'SIGUSR2'];
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const exitSignals = ['SIGINT', 'SIGTERM', 'SIGBREAK', 'SIGHUP', 'uncaughtException'];
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//singleton
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class AsyncExit {
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constructor() {
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constructor(signals = exitSignals, codeOnSignal = 2) {
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if (!instance) {
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this.onSignalCallbacks = new Map();
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this.callbacks = new Map();
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this.afterCallbacks = new Map();
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this.exitTimeout = defaultTimeout;
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this.inited = false;
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this._init(signals, codeOnSignal);
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instance = this;
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}
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return instance;
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}
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init(signals = exitSignals, codeOnSignal = 2) {
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if (this.inited)
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throw new Error('AsyncExit: initialized already');
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_init(signals, codeOnSignal) {
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const runSingalCallbacks = async(signal) => {
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for (const signalCallback of this.onSignalCallbacks.keys()) {
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try {
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@@ -38,8 +37,6 @@ class AsyncExit {
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this.exit(codeOnSignal);
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});
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}
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this.inited = true;
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}
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onSignal(signalCallback) {
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@@ -14,6 +14,7 @@ class JembaConnManager {
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constructor() {
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if (!instance) {
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this.inited = false;
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this._db = {};
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instance = this;
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}
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@@ -28,6 +29,8 @@ class JembaConnManager {
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this.config = config;
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this._db = {};
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ayncExit.add(this.close.bind(this));
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for (const dbConfig of this.config.jembaDb) {
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const dbPath = `${this.config.dataDir}/db/${dbConfig.dbName}`;
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@@ -44,21 +47,23 @@ class JembaConnManager {
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} else {
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dbConn = new JembaDb();
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}
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this._db[dbConfig.dbName] = dbConn;
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log(`Open "${dbConfig.dbName}" begin`);
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await dbConn.lock({
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dbPath,
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create: true,
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softLock: true,
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tableDefaults: {
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cacheSize: dbConfig.cacheSize,
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compressed: dbConfig.compressed,
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forceFileClosing: dbConfig.forceFileClosing
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forceFileClosing: dbConfig.forceFileClosing,
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typeCompatMode: true,
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},
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});
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if (dbConfig.openAll) {
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if (dbConfig.openAll || forceAutoRepair || dbConfig.autoRepair) {
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try {
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await dbConn.openAll();
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} catch(e) {
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@@ -87,21 +92,15 @@ class JembaConnManager {
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if (applied.length)
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log(`${applied.length} migrations applied to "${dbConfig.dbName}"`);
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}
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this._db[dbConfig.dbName] = dbConn;
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}
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ayncExit.add(this.close.bind(this));
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this.inited = true;
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}
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async close() {
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if (!this.inited)
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return;
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for (const dbConfig of this.config.jembaDb) {
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await this._db[dbConfig.dbName].unlock();
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if (this._db[dbConfig.dbName])
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await this._db[dbConfig.dbName].unlock();
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}
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this._db = {};
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@@ -8,7 +8,6 @@ const http = require('http');
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const WebSocket = require ('ws');
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const ayncExit = new (require('./core/AsyncExit'))();
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ayncExit.init();
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let log = null;
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