203 lines
10 KiB
JavaScript
203 lines
10 KiB
JavaScript
import { pbkdf2Sync, randomBytes } from 'node:crypto';
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import { existsSync } from 'node:fs';
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import { rm } from 'node:fs/promises';
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import { isAbsolute, join, relative, resolve } from 'node:path';
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import { loadEnvFile } from 'node:process';
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import { buildSeedOperations, createDatabase, relationalTables } from '../database.mjs';
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import { createBaseDatabase } from '../src/data/base.mjs';
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import { createSeedDatabase } from '../src/data/seed.mjs';
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import { CURRENT_SCHEMA_VERSION } from '../src/database/version.mjs';
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const root = resolve(process.cwd());
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const envPath = join(root, '.env');
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if (existsSync(envPath)) loadEnvFile(envPath);
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const options = new Set(process.argv.slice(2));
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if (options.has('--mysql') && options.has('--sqlite')) throw new Error('不能同时指定 --mysql 和 --sqlite');
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const configuredClient = options.has('--mysql') ? 'mysql' : options.has('--sqlite') ? 'sqlite' : process.env.DATABASE_CLIENT;
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const client = String(configuredClient || (process.env.NODE_ENV === 'production' ? 'mysql' : 'sqlite')).toLowerCase();
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if (!['sqlite', 'mysql'].includes(client)) throw new Error(`不支持的 DATABASE_CLIENT：${client}`);
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process.env.DATABASE_CLIENT = client;
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const force = options.has('--force');
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const initializeEmpty = options.has('--empty');
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function hashPassword(password, salt = randomBytes(16).toString('hex')) {
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const hash = pbkdf2Sync(password, salt, 120000, 32, 'sha256').toString('hex');
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return `${salt}:${hash}`;
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}
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const createTargetState = () => initializeEmpty
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? createBaseDatabase({
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nowIso: () => new Date().toISOString(),
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hashPassword,
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initialAdmin: {
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username: process.env.INITIAL_ADMIN_USERNAME,
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password: process.env.INITIAL_ADMIN_PASSWORD,
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displayName: process.env.INITIAL_ADMIN_DISPLAY_NAME
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}
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})
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: createSeedDatabase({ nowIso: () => new Date().toISOString(), hashPassword });
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async function prepareSqlite() {
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const databasePath = resolve(process.env.SQLITE_PATH || join(root, 'data', 'exam.sqlite'));
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const relativePath = relative(root, databasePath);
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if (!relativePath || relativePath.startsWith('..') || isAbsolute(relativePath)) {
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throw new Error('拒绝覆盖工作区以外的 SQLite 数据库');
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}
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await rm(databasePath, { force: true });
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await rm(`${databasePath}-shm`, { force: true });
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await rm(`${databasePath}-wal`, { force: true });
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process.env.SQLITE_PATH = databasePath;
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return databasePath;
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}
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function mysqlPoolOptions(mysql) {
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if (process.env.DATABASE_URL) return mysql.createPool(process.env.DATABASE_URL);
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if (!process.env.MYSQL_HOST || !process.env.MYSQL_USER || !process.env.MYSQL_DATABASE) {
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throw new Error('MySQL 配置不完整：请在 .env 设置 DATABASE_URL，或 MYSQL_HOST、MYSQL_USER、MYSQL_DATABASE');
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}
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return mysql.createPool({
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host: process.env.MYSQL_HOST,
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port: Number(process.env.MYSQL_PORT || 3306),
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user: process.env.MYSQL_USER,
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password: process.env.MYSQL_PASSWORD || '',
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database: process.env.MYSQL_DATABASE,
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waitForConnections: true,
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connectionLimit: 2,
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charset: 'utf8mb4',
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timezone: 'Z',
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enableKeepAlive: true
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});
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}
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const mysqlBusinessTables = [
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'schools', 'school_classes', 'candidate_profiles', 'notices', 'exams', 'exam_subjects',
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'registrations', 'registration_subjects', 'exam_arrangement_plans', 'admit_cards', 'admit_card_subjects',
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'results', 'test_centers', 'test_rooms', 'center_change_requests', 'center_change_rooms',
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'candidate_account_batches', 'candidate_account_batch_items', 'workflow_instances', 'workflow_actions', 'admission_records', 'audit_logs'
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];
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async function prepareMysql() {
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const { default: mysql } = await import('mysql2/promise');
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const pool = mysqlPoolOptions(mysql);
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let connection;
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try {
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connection = await pool.getConnection();
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const [[databaseRow]] = await connection.query('SELECT DATABASE() AS name');
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const databaseName = String(databaseRow?.name || '');
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if (!databaseName || ['mysql', 'information_schema', 'performance_schema', 'sys'].includes(databaseName.toLowerCase())) {
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throw new Error(`拒绝向系统数据库导入测试数据：${databaseName || '未选择数据库'}`);
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}
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const [tableRows] = await connection.query(`
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SELECT TABLE_NAME FROM information_schema.TABLES
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_TYPE = 'BASE TABLE'
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`);
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const existingTables = new Set(tableRows.map(row => row.TABLE_NAME));
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const existingAppTables = relationalTables.filter(table => existingTables.has(table));
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if (!existingAppTables.length) return { location: `MySQL database ${databaseName}`, initialized: false };
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if (existingAppTables.length !== relationalTables.length) {
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const missing = relationalTables.filter(table => !existingTables.has(table));
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throw new Error(`MySQL 数据库结构不完整，缺少：${missing.join(', ')}。请先使用空数据库启动一次应用完成建表`);
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}
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const [metadataRows] = await connection.query('SELECT schema_version FROM schema_metadata WHERE id = 1');
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if (Number(metadataRows[0]?.schema_version) !== CURRENT_SCHEMA_VERSION) {
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throw new Error(`MySQL 数据库结构版本不是 v${CURRENT_SCHEMA_VERSION}（当前 ${metadataRows[0]?.schema_version ?? '未知'}），请先完成结构初始化`);
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}
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const [examPartitionRows] = await connection.query(
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'SELECT candidates_table, admissions_table, results_table, centers_table FROM exam_data_partitions'
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);
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const [schoolPartitionRows] = await connection.query('SELECT students_table FROM school_student_partitions');
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const dynamicPartitionTables = [
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...examPartitionRows.flatMap(row => [row.candidates_table, row.admissions_table, row.results_table, row.centers_table]),
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...schoolPartitionRows.map(row => row.students_table)
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];
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if (dynamicPartitionTables.some(table => !/^[a-z][a-z0-9_]{0,63}$/.test(table))) {
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throw new Error('分表登记中存在非法表名，拒绝替换测试数据');
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}
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const nonEmpty = [];
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for (const table of mysqlBusinessTables) {
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const [[row]] = await connection.query(`SELECT COUNT(*) AS count FROM \`${table}\``);
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if (Number(row.count) > 0) nonEmpty.push(`${table}=${row.count}`);
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}
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const [[userRow]] = await connection.query('SELECT COUNT(*) AS count FROM users');
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if (Number(userRow.count) > 1) nonEmpty.push(`users=${userRow.count}`);
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let recognizedTestData = false;
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if (initializeEmpty && nonEmpty.length) {
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const [[bulkUsers]] = await connection.query("SELECT COUNT(*) AS count FROM users WHERE id LIKE 'usr_bulk_%'");
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const [[testSchools]] = await connection.query("SELECT COUNT(*) AS count FROM schools WHERE id IN ('school_hz1', 'school_hz3', 'school_hz5', 'school_hz7', 'school_hz9')");
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recognizedTestData = Number(bulkUsers.count) >= 1100 && Number(testSchools.count) === 5;
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}
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if (nonEmpty.length && !force && !recognizedTestData) {
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const forceCommand = initializeEmpty
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? 'npm run initialize-system:mysql -- --force'
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: 'npm run seed-test-data:mysql -- --force';
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throw new Error(
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`MySQL 数据库 ${databaseName} 已有业务数据（${nonEmpty.slice(0, 8).join(', ')}${nonEmpty.length > 8 ? ', ...' : ''}）。` +
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`如确认这是可覆盖的测试库，请运行 ${forceCommand}`
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);
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}
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if (nonEmpty.length) {
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console.warn(`[${recognizedTestData ? 'test-data cleanup' : 'force'}] Replacing existing business data in MySQL database ${databaseName}`);
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} else {
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console.log(`Preparing empty MySQL database ${databaseName} for ${initializeEmpty ? 'system initialization' : 'test data'}`);
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}
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const state = createTargetState();
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await connection.query('SET FOREIGN_KEY_CHECKS = 0');
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await connection.beginTransaction();
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try {
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// 先移除考试，使归档成绩保护触发器在清理 results 时不再命中。
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const clearOrder = ['exams', ...[...relationalTables].reverse().filter(table => !['schema_metadata', 'exams'].includes(table))];
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for (const table of clearOrder) await connection.query(`DELETE FROM \`${table}\``);
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for (const operation of buildSeedOperations(state)) await connection.execute(operation.sql, operation.params);
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await connection.commit();
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} catch (error) {
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await connection.rollback();
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throw error;
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} finally {
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await connection.query('SET FOREIGN_KEY_CHECKS = 1');
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}
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for (const table of dynamicPartitionTables) await connection.query(`DROP TABLE IF EXISTS \`${table}\``);
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return { location: `MySQL database ${databaseName}`, initialized: true };
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} finally {
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connection?.release();
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await pool.end();
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}
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}
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let location;
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let mysqlAlreadyImported = false;
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if (client === 'sqlite') {
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location = await prepareSqlite();
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} else {
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const prepared = await prepareMysql();
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location = prepared.location;
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mysqlAlreadyImported = prepared.initialized;
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}
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const database = await createDatabase({
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root,
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seed: createTargetState
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});
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const state = await database.read();
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await database.close();
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const pending = state.registrations.filter(item => item.status === 'pending').length;
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const rejected = state.registrations.filter(item => item.status === 'rejected').length;
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const unpaid = state.registrations.filter(item => item.status === 'approved' && item.paymentStatus === 'unpaid').length;
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const paid = state.registrations.filter(item => item.status === 'approved' && item.paymentStatus === 'paid').length;
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if (initializeEmpty) {
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console.log(`Initialized empty system in ${location}${mysqlAlreadyImported ? ' (transactional replace)' : ''}`);
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console.log(`${state.users.length} initial administrator, ${state.schools.length} schools, ${state.candidateProfiles.length} candidates, ${state.registrations.length} registrations`);
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} else {
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console.log(`Imported test data into ${location}${mysqlAlreadyImported ? ' (transactional replace)' : ''}`);
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console.log(`${state.schools.filter(item => item.isSourceSchool).length} source schools, ${state.schools.filter(item => item.isAdmissionSchool).length} admission schools, ${state.candidateProfiles.length} candidates, ${state.registrations.length} registrations`);
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console.log(`pending ${pending}, rejected ${rejected}, approved/unpaid ${unpaid}, approved/paid ${paid}`);
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console.log(`${state.results.length} published subject scores, ${state.admissionRecords.filter(item => item.kind === 'preference' && Number(item.payload?.round || 1) === 1).length} first-round preferences`);
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console.log(`arrangement plans ${state.arrangementPlans.length}, admit cards ${state.registrations.filter(item => item.admitCard).length}`);
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console.log('all predefined test account passwords: 12345678');
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}
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