mirror of
https://github.com/louislam/uptime-kuma.git
synced 2025-11-04 13:46:13 +08:00
714 lines
23 KiB
JavaScript
714 lines
23 KiB
JavaScript
const fs = require("fs");
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const { R } = require("redbean-node");
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const { setSetting, setting } = require("./util-server");
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const { log, sleep } = require("../src/util");
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const knex = require("knex");
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const path = require("path");
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const { EmbeddedMariaDB } = require("./embedded-mariadb");
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const mysql = require("mysql2/promise");
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/**
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* Database & App Data Folder
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*/
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class Database {
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/**
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* Boostrap database for SQLite
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* @type {string}
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*/
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static templatePath = "./db/kuma.db";
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/**
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* Data Dir (Default: ./data)
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* @type {string}
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*/
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static dataDir;
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/**
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* User Upload Dir (Default: ./data/upload)
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* @type {string}
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*/
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static uploadDir;
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/**
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* Chrome Screenshot Dir (Default: ./data/screenshots)
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* @type {string}
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*/
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static screenshotDir;
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/**
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* SQLite file path (Default: ./data/kuma.db)
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* @type {string}
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*/
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static sqlitePath;
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/**
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* For storing Docker TLS certs (Default: ./data/docker-tls)
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* @type {string}
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*/
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static dockerTLSDir;
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/**
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* @type {boolean}
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*/
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static patched = false;
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/**
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* SQLite only
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* Add patch filename in key
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* Values:
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* true: Add it regardless of order
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* false: Do nothing
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* { parents: []}: Need parents before add it
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* @deprecated
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*/
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static patchList = {
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"patch-setting-value-type.sql": true,
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"patch-improve-performance.sql": true,
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"patch-2fa.sql": true,
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"patch-add-retry-interval-monitor.sql": true,
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"patch-incident-table.sql": true,
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"patch-group-table.sql": true,
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"patch-monitor-push_token.sql": true,
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"patch-http-monitor-method-body-and-headers.sql": true,
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"patch-2fa-invalidate-used-token.sql": true,
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"patch-notification_sent_history.sql": true,
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"patch-monitor-basic-auth.sql": true,
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"patch-add-docker-columns.sql": true,
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"patch-status-page.sql": true,
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"patch-proxy.sql": true,
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"patch-monitor-expiry-notification.sql": true,
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"patch-status-page-footer-css.sql": true,
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"patch-added-mqtt-monitor.sql": true,
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"patch-add-clickable-status-page-link.sql": true,
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"patch-add-sqlserver-monitor.sql": true,
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"patch-add-other-auth.sql": { parents: [ "patch-monitor-basic-auth.sql" ] },
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"patch-grpc-monitor.sql": true,
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"patch-add-radius-monitor.sql": true,
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"patch-monitor-add-resend-interval.sql": true,
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"patch-ping-packet-size.sql": true,
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"patch-maintenance-table2.sql": true,
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"patch-add-gamedig-monitor.sql": true,
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"patch-add-google-analytics-status-page-tag.sql": true,
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"patch-http-body-encoding.sql": true,
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"patch-add-description-monitor.sql": true,
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"patch-api-key-table.sql": true,
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"patch-monitor-tls.sql": true,
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"patch-maintenance-cron.sql": true,
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"patch-add-parent-monitor.sql": true,
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"patch-add-invert-keyword.sql": true,
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"patch-added-json-query.sql": true,
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"patch-added-kafka-producer.sql": true,
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"patch-add-certificate-expiry-status-page.sql": true,
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"patch-monitor-oauth-cc.sql": true,
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"patch-add-timeout-monitor.sql": true,
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"patch-add-gamedig-given-port.sql": true,
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"patch-notification-config.sql": true,
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"patch-fix-kafka-producer-booleans.sql": true,
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"patch-timeout.sql": true,
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"patch-monitor-tls-info-add-fk.sql": true, // The last file so far converted to a knex migration file
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};
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/**
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* The final version should be 10 after merged tag feature
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* @deprecated Use patchList for any new feature
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*/
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static latestVersion = 10;
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static noReject = true;
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static dbConfig = {};
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static knexMigrationsPath = "./db/knex_migrations";
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/**
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* Initialize the data directory
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* @param {object} args Arguments to initialize DB with
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* @returns {void}
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*/
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static initDataDir(args) {
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// Data Directory (must be end with "/")
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Database.dataDir = process.env.DATA_DIR || args["data-dir"] || "./data/";
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Database.sqlitePath = path.join(Database.dataDir, "kuma.db");
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if (! fs.existsSync(Database.dataDir)) {
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fs.mkdirSync(Database.dataDir, { recursive: true });
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}
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Database.uploadDir = path.join(Database.dataDir, "upload/");
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if (! fs.existsSync(Database.uploadDir)) {
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fs.mkdirSync(Database.uploadDir, { recursive: true });
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}
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// Create screenshot dir
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Database.screenshotDir = path.join(Database.dataDir, "screenshots/");
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if (! fs.existsSync(Database.screenshotDir)) {
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fs.mkdirSync(Database.screenshotDir, { recursive: true });
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}
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Database.dockerTLSDir = path.join(Database.dataDir, "docker-tls/");
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if (! fs.existsSync(Database.dockerTLSDir)) {
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fs.mkdirSync(Database.dockerTLSDir, { recursive: true });
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}
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log.info("server", `Data Dir: ${Database.dataDir}`);
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}
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/**
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* Read the database config
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* @throws {Error} If the config is invalid
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* @typedef {string|undefined} envString
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* @returns {{type: "sqlite"} | {type:envString, hostname:envString, port:envString, database:envString, username:envString, password:envString}} Database config
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*/
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static readDBConfig() {
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let dbConfig;
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let dbConfigString = fs.readFileSync(path.join(Database.dataDir, "db-config.json")).toString("utf-8");
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dbConfig = JSON.parse(dbConfigString);
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if (typeof dbConfig !== "object") {
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throw new Error("Invalid db-config.json, it must be an object");
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}
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if (typeof dbConfig.type !== "string") {
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throw new Error("Invalid db-config.json, type must be a string");
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}
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return dbConfig;
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}
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/**
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* @typedef {string|undefined} envString
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* @param {{type: "sqlite"} | {type:envString, hostname:envString, port:envString, database:envString, username:envString, password:envString}} dbConfig the database configuration that should be written
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* @returns {void}
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*/
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static writeDBConfig(dbConfig) {
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fs.writeFileSync(path.join(Database.dataDir, "db-config.json"), JSON.stringify(dbConfig, null, 4));
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}
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/**
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* Connect to the database
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* @param {boolean} testMode Should the connection be started in test mode?
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* @param {boolean} autoloadModels Should models be automatically loaded?
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* @param {boolean} noLog Should logs not be output?
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* @returns {Promise<void>}
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*/
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static async connect(testMode = false, autoloadModels = true, noLog = false) {
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const acquireConnectionTimeout = 120 * 1000;
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let dbConfig;
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try {
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dbConfig = this.readDBConfig();
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Database.dbConfig = dbConfig;
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} catch (err) {
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log.warn("db", err.message);
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dbConfig = {
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type: "sqlite",
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};
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}
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let config = {};
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let mariadbPoolConfig = {
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min: 0,
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max: 10,
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idleTimeoutMillis: 30000,
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};
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log.info("db", `Database Type: ${dbConfig.type}`);
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if (dbConfig.type === "sqlite") {
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if (! fs.existsSync(Database.sqlitePath)) {
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log.info("server", "Copying Database");
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fs.copyFileSync(Database.templatePath, Database.sqlitePath);
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}
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config = {
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client: "sqlite3",
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connection: {
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filename: Database.sqlitePath,
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acquireConnectionTimeout: acquireConnectionTimeout,
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},
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useNullAsDefault: true,
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pool: {
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min: 1,
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max: 1,
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idleTimeoutMillis: 120 * 1000,
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propagateCreateError: false,
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acquireTimeoutMillis: acquireConnectionTimeout,
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}
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};
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} else if (dbConfig.type === "mariadb") {
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if (!/^\w+$/.test(dbConfig.dbName)) {
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throw Error("Invalid database name. A database name can only consist of letters, numbers and underscores");
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}
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const connection = await mysql.createConnection({
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host: dbConfig.hostname,
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port: dbConfig.port,
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user: dbConfig.username,
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password: dbConfig.password,
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});
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await connection.execute("CREATE DATABASE IF NOT EXISTS " + dbConfig.dbName + " CHARACTER SET utf8mb4");
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connection.end();
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config = {
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client: "mysql2",
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connection: {
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host: dbConfig.hostname,
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port: dbConfig.port,
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user: dbConfig.username,
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password: dbConfig.password,
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database: dbConfig.dbName,
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timezone: "Z",
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typeCast: function (field, next) {
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if (field.type === "DATETIME") {
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// Do not perform timezone conversion
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return field.string();
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}
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return next();
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},
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},
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pool: mariadbPoolConfig,
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};
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} else if (dbConfig.type === "embedded-mariadb") {
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let embeddedMariaDB = EmbeddedMariaDB.getInstance();
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await embeddedMariaDB.start();
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log.info("mariadb", "Embedded MariaDB started");
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config = {
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client: "mysql2",
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connection: {
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socketPath: embeddedMariaDB.socketPath,
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user: "node",
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database: "kuma",
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timezone: "Z",
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typeCast: function (field, next) {
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if (field.type === "DATETIME") {
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// Do not perform timezone conversion
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return field.string();
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}
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return next();
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},
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},
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pool: mariadbPoolConfig,
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};
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} else {
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throw new Error("Unknown Database type: " + dbConfig.type);
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}
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// Set to utf8mb4 for MariaDB
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if (dbConfig.type.endsWith("mariadb")) {
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config.pool = {
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afterCreate(conn, done) {
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conn.query("SET CHARACTER SET utf8mb4;", (err) => done(err, conn));
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},
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};
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}
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const knexInstance = knex(config);
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R.setup(knexInstance);
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if (process.env.SQL_LOG === "1") {
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R.debug(true);
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}
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// Auto map the model to a bean object
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R.freeze(true);
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if (autoloadModels) {
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await R.autoloadModels("./server/model");
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}
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if (dbConfig.type === "sqlite") {
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await this.initSQLite(testMode, noLog);
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} else if (dbConfig.type.endsWith("mariadb")) {
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await this.initMariaDB();
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}
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}
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/**
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@param {boolean} testMode Should the connection be started in test mode?
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@param {boolean} noLog Should logs not be output?
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@returns {Promise<void>}
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*/
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static async initSQLite(testMode, noLog) {
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await R.exec("PRAGMA foreign_keys = ON");
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if (testMode) {
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// Change to MEMORY
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await R.exec("PRAGMA journal_mode = MEMORY");
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} else {
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// Change to WAL
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await R.exec("PRAGMA journal_mode = WAL");
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}
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await R.exec("PRAGMA cache_size = -12000");
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await R.exec("PRAGMA auto_vacuum = INCREMENTAL");
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// This ensures that an operating system crash or power failure will not corrupt the database.
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// FULL synchronous is very safe, but it is also slower.
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// Read more: https://sqlite.org/pragma.html#pragma_synchronous
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await R.exec("PRAGMA synchronous = NORMAL");
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if (!noLog) {
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log.debug("db", "SQLite config:");
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log.debug("db", await R.getAll("PRAGMA journal_mode"));
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log.debug("db", await R.getAll("PRAGMA cache_size"));
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log.debug("db", "SQLite Version: " + await R.getCell("SELECT sqlite_version()"));
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}
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}
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/**
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* Initialize MariaDB
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* @returns {Promise<void>}
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*/
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static async initMariaDB() {
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log.debug("db", "Checking if MariaDB database exists...");
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let hasTable = await R.hasTable("docker_host");
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if (!hasTable) {
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const { createTables } = require("../db/knex_init_db");
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await createTables();
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} else {
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log.debug("db", "MariaDB database already exists");
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}
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}
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/**
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* Patch the database
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* @returns {Promise<void>}
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*/
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static async patch() {
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// Still need to keep this for old versions of Uptime Kuma
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if (Database.dbConfig.type === "sqlite") {
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await this.patchSqlite();
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}
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// Using knex migrations
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// https://knexjs.org/guide/migrations.html
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// https://gist.github.com/NigelEarle/70db130cc040cc2868555b29a0278261
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try {
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await R.knex.migrate.latest({
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directory: Database.knexMigrationsPath,
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});
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} catch (e) {
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// Allow missing patch files for downgrade or testing pr.
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if (e.message.includes("the following files are missing:")) {
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log.warn("db", e.message);
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log.warn("db", "Database migration failed, you may be downgrading Uptime Kuma.");
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} else {
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log.error("db", "Database migration failed");
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throw e;
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}
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}
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}
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/**
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* TODO
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* @returns {Promise<void>}
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*/
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static async rollbackLatestPatch() {
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}
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/**
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* Patch the database for SQLite
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* @returns {Promise<void>}
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* @deprecated
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*/
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static async patchSqlite() {
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let version = parseInt(await setting("database_version"));
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if (! version) {
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version = 0;
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}
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if (version !== this.latestVersion) {
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log.info("db", "Your database version: " + version);
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log.info("db", "Latest database version: " + this.latestVersion);
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}
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if (version === this.latestVersion) {
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log.debug("db", "Database patch not needed");
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} else if (version > this.latestVersion) {
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log.warn("db", "Warning: Database version is newer than expected");
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} else {
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log.info("db", "Database patch is needed");
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// Try catch anything here
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try {
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for (let i = version + 1; i <= this.latestVersion; i++) {
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const sqlFile = `./db/old_migrations/patch${i}.sql`;
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log.info("db", `Patching ${sqlFile}`);
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await Database.importSQLFile(sqlFile);
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log.info("db", `Patched ${sqlFile}`);
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await setSetting("database_version", i);
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}
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} catch (ex) {
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await Database.close();
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log.error("db", ex);
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log.error("db", "Start Uptime-Kuma failed due to issue patching the database");
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log.error("db", "Please submit a bug report if you still encounter the problem after restart: https://github.com/louislam/uptime-kuma/issues");
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process.exit(1);
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}
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}
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await this.patchSqlite2();
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await this.migrateNewStatusPage();
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}
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/**
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* Patch DB using new process
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* Call it from patch() only
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* @deprecated
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* @private
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* @returns {Promise<void>}
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*/
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static async patchSqlite2() {
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log.debug("db", "Database Patch 2.0 Process");
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let databasePatchedFiles = await setting("databasePatchedFiles");
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if (! databasePatchedFiles) {
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databasePatchedFiles = {};
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}
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log.debug("db", "Patched files:");
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log.debug("db", databasePatchedFiles);
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try {
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for (let sqlFilename in this.patchList) {
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await this.patch2Recursion(sqlFilename, databasePatchedFiles);
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}
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if (this.patched) {
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log.info("db", "Database Patched Successfully");
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}
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} catch (ex) {
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await Database.close();
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log.error("db", ex);
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log.error("db", "Start Uptime-Kuma failed due to issue patching the database");
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log.error("db", "Please submit the bug report if you still encounter the problem after restart: https://github.com/louislam/uptime-kuma/issues");
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process.exit(1);
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}
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await setSetting("databasePatchedFiles", databasePatchedFiles);
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}
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/**
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* SQlite only
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* Migrate status page value in setting to "status_page" table
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* @returns {Promise<void>}
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*/
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static async migrateNewStatusPage() {
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// Fix 1.13.0 empty slug bug
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await R.exec("UPDATE status_page SET slug = 'empty-slug-recover' WHERE TRIM(slug) = ''");
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let title = await setting("title");
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if (title) {
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console.log("Migrating Status Page");
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let statusPageCheck = await R.findOne("status_page", " slug = 'default' ");
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if (statusPageCheck !== null) {
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console.log("Migrating Status Page - Skip, default slug record is already existing");
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return;
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}
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let statusPage = R.dispense("status_page");
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statusPage.slug = "default";
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statusPage.title = title;
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statusPage.description = await setting("description");
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statusPage.icon = await setting("icon");
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|
statusPage.theme = await setting("statusPageTheme");
|
|
statusPage.published = !!await setting("statusPagePublished");
|
|
statusPage.search_engine_index = !!await setting("searchEngineIndex");
|
|
statusPage.show_tags = !!await setting("statusPageTags");
|
|
statusPage.password = null;
|
|
|
|
if (!statusPage.title) {
|
|
statusPage.title = "My Status Page";
|
|
}
|
|
|
|
if (!statusPage.icon) {
|
|
statusPage.icon = "";
|
|
}
|
|
|
|
if (!statusPage.theme) {
|
|
statusPage.theme = "light";
|
|
}
|
|
|
|
let id = await R.store(statusPage);
|
|
|
|
await R.exec("UPDATE incident SET status_page_id = ? WHERE status_page_id IS NULL", [
|
|
id
|
|
]);
|
|
|
|
await R.exec("UPDATE [group] SET status_page_id = ? WHERE status_page_id IS NULL", [
|
|
id
|
|
]);
|
|
|
|
await R.exec("DELETE FROM setting WHERE type = 'statusPage'");
|
|
|
|
// Migrate Entry Page if it is status page
|
|
let entryPage = await setting("entryPage");
|
|
|
|
if (entryPage === "statusPage") {
|
|
await setSetting("entryPage", "statusPage-default", "general");
|
|
}
|
|
|
|
console.log("Migrating Status Page - Done");
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Patch database using new patching process
|
|
* Used it patch2() only
|
|
* @private
|
|
* @param {string} sqlFilename Name of SQL file to load
|
|
* @param {object} databasePatchedFiles Patch status of database files
|
|
* @returns {Promise<void>}
|
|
*/
|
|
static async patch2Recursion(sqlFilename, databasePatchedFiles) {
|
|
let value = this.patchList[sqlFilename];
|
|
|
|
if (! value) {
|
|
log.info("db", sqlFilename + " skip");
|
|
return;
|
|
}
|
|
|
|
// Check if patched
|
|
if (! databasePatchedFiles[sqlFilename]) {
|
|
log.info("db", sqlFilename + " is not patched");
|
|
|
|
if (value.parents) {
|
|
log.info("db", sqlFilename + " need parents");
|
|
for (let parentSQLFilename of value.parents) {
|
|
await this.patch2Recursion(parentSQLFilename, databasePatchedFiles);
|
|
}
|
|
}
|
|
|
|
log.info("db", sqlFilename + " is patching");
|
|
this.patched = true;
|
|
await this.importSQLFile("./db/old_migrations/" + sqlFilename);
|
|
databasePatchedFiles[sqlFilename] = true;
|
|
log.info("db", sqlFilename + " was patched successfully");
|
|
|
|
} else {
|
|
log.debug("db", sqlFilename + " is already patched, skip");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load an SQL file and execute it
|
|
* @param {string} filename Filename of SQL file to import
|
|
* @returns {Promise<void>}
|
|
*/
|
|
static async importSQLFile(filename) {
|
|
// Sadly, multi sql statements is not supported by many sqlite libraries, I have to implement it myself
|
|
await R.getCell("SELECT 1");
|
|
|
|
let text = fs.readFileSync(filename).toString();
|
|
|
|
// Remove all comments (--)
|
|
let lines = text.split("\n");
|
|
lines = lines.filter((line) => {
|
|
return ! line.startsWith("--");
|
|
});
|
|
|
|
// Split statements by semicolon
|
|
// Filter out empty line
|
|
text = lines.join("\n");
|
|
|
|
let statements = text.split(";")
|
|
.map((statement) => {
|
|
return statement.trim();
|
|
})
|
|
.filter((statement) => {
|
|
return statement !== "";
|
|
});
|
|
|
|
for (let statement of statements) {
|
|
await R.exec(statement);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Special handle, because tarn.js throw a promise reject that cannot be caught
|
|
* @returns {Promise<void>}
|
|
*/
|
|
static async close() {
|
|
const listener = (reason, p) => {
|
|
Database.noReject = false;
|
|
};
|
|
process.addListener("unhandledRejection", listener);
|
|
|
|
log.info("db", "Closing the database");
|
|
|
|
// Flush WAL to main database
|
|
if (Database.dbConfig.type === "sqlite") {
|
|
await R.exec("PRAGMA wal_checkpoint(TRUNCATE)");
|
|
}
|
|
|
|
while (true) {
|
|
Database.noReject = true;
|
|
await R.close();
|
|
await sleep(2000);
|
|
|
|
if (Database.noReject) {
|
|
break;
|
|
} else {
|
|
log.info("db", "Waiting to close the database");
|
|
}
|
|
}
|
|
log.info("db", "Database closed");
|
|
|
|
process.removeListener("unhandledRejection", listener);
|
|
}
|
|
|
|
/**
|
|
* Get the size of the database (SQLite only)
|
|
* @returns {number} Size of database
|
|
*/
|
|
static getSize() {
|
|
if (Database.dbConfig.type === "sqlite") {
|
|
log.debug("db", "Database.getSize()");
|
|
let stats = fs.statSync(Database.sqlitePath);
|
|
log.debug("db", stats);
|
|
return stats.size;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Shrink the database
|
|
* @returns {Promise<void>}
|
|
*/
|
|
static async shrink() {
|
|
if (Database.dbConfig.type === "sqlite") {
|
|
await R.exec("VACUUM");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @returns {string} Get the SQL for the current time plus a number of hours
|
|
*/
|
|
static sqlHourOffset() {
|
|
if (Database.dbConfig.type === "sqlite") {
|
|
return "DATETIME('now', ? || ' hours')";
|
|
} else {
|
|
return "DATE_ADD(NOW(), INTERVAL ? HOUR)";
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
module.exports = Database;
|