修改迁移数据库逻辑

back/loaders/db.ts

@@ -1,7 +1,6 @@
 import DataStore from 'nedb';
 import config from '../config';
 import Logger from './logger';
-import fs from 'fs';
 import { fileExist } from '../config/util';
 import { EnvModel } from '../data/env';
 import { CrontabModel } from '../data/cron';
@@ -10,54 +9,73 @@ import { AppModel } from '../data/open';
 import { AuthModel } from '../data/auth';
 import { sequelize } from '../data';
 
-interface Dbs {
-  cronDb: DataStore;
-  dependenceDb: DataStore;
-  envDb: DataStore;
-  appDb: DataStore;
-  authDb: DataStore;
-}
-
-const db: Dbs = {} as any;
-
-async function truncateDb() {
-  return new Promise(async (resolve) => {
-    const files = [
-      config.cronDbFile,
-      config.dependenceDbFile,
-      config.envDbFile,
-      config.appDbFile,
-      config.authDbFile,
-    ];
-
-    for (const file of files) {
-      const _fileExist = await fileExist(file);
-      if (_fileExist && fs.statSync(file).size >= 1024 * 1024 * 500) {
-        fs.truncateSync(file, 1024 * 1024 * 500);
-      }
-    }
-    resolve(null);
-  });
-}
 export default async () => {
   try {
-    await truncateDb();
+    const crondbExist = await fileExist(config.cronDbFile);
+    const dependenceDbExist = await fileExist(config.dependenceDbFile);
+    const envDbExist = await fileExist(config.envDbFile);
+    const appDbExist = await fileExist(config.appDbFile);
+    const authDbExist = await fileExist(config.authDbFile);
 
-    db.cronDb = new DataStore({ filename: config.cronDbFile, autoload: true });
-    db.dependenceDb = new DataStore({
-      filename: config.dependenceDbFile,
-      autoload: true,
-    });
-    db.envDb = new DataStore({ filename: config.envDbFile, autoload: true });
-    db.appDb = new DataStore({ filename: config.appDbFile, autoload: true });
-    db.authDb = new DataStore({ filename: config.authDbFile, autoload: true });
+    const cronCount = await CrontabModel.count();
+    const dependenceCount = await DependenceModel.count();
+    const envCount = await EnvModel.count();
+    const appCount = await AppModel.count();
+    const authCount = await AuthModel.count();
+    if (crondbExist && cronCount === 0) {
+      const cronDb = new DataStore({
+        filename: config.cronDbFile,
+        autoload: true,
+      });
+      cronDb.persistence.compactDatafile();
+      cronDb.find({}).exec(async (err, docs) => {
+        await CrontabModel.bulkCreate(docs, { ignoreDuplicates: true });
+      });
+    }
 
-    // compaction data file
-    db.cronDb.persistence.compactDatafile();
-    db.envDb.persistence.compactDatafile();
-    db.dependenceDb.persistence.compactDatafile();
-    db.appDb.persistence.compactDatafile();
-    db.authDb.persistence.compactDatafile();
+    if (dependenceDbExist && dependenceCount === 0) {
+      const dependenceDb = new DataStore({
+        filename: config.dependenceDbFile,
+        autoload: true,
+      });
+      dependenceDb.persistence.compactDatafile();
+      dependenceDb.find({}).exec(async (err, docs) => {
+        await DependenceModel.bulkCreate(docs, { ignoreDuplicates: true });
+      });
+    }
+
+    if (envDbExist && envCount === 0) {
+      const envDb = new DataStore({
+        filename: config.envDbFile,
+        autoload: true,
+      });
+      envDb.persistence.compactDatafile();
+      envDb.find({}).exec(async (err, docs) => {
+        await EnvModel.bulkCreate(docs, { ignoreDuplicates: true });
+      });
+    }
+
+    if (appDbExist && appCount === 0) {
+      const appDb = new DataStore({
+        filename: config.appDbFile,
+        autoload: true,
+      });
+      appDb.persistence.compactDatafile();
+      appDb.find({}).exec(async (err, docs) => {
+        await AppModel.bulkCreate(docs, { ignoreDuplicates: true });
+      });
+    }
+
+    if (authDbExist && authCount === 0) {
+      const authDb = new DataStore({
+        filename: config.authDbFile,
+        autoload: true,
+      });
+      authDb.persistence.compactDatafile();
+      authDb.find({}).exec(async (err, docs) => {
+        await AuthModel.bulkCreate(docs, { ignoreDuplicates: true });
+      });
+    }
 
     try {
       await sequelize.sync({ alter: true });
@@ -65,40 +83,9 @@ export default async () => {
       console.log(error);
     }
 
-    // migrate db to sqlite
-    try {
-      const count = await CrontabModel.count();
-      if (count !== 0) {
-        return;
-      }
-      db.cronDb.find({}).exec(async (err, docs) => {
-        await CrontabModel.bulkCreate(docs, { ignoreDuplicates: true });
-      });
-
-      db.dependenceDb.find({}).exec(async (err, docs) => {
-        await DependenceModel.bulkCreate(docs, { ignoreDuplicates: true });
-      });
-
-      db.envDb.find({}).exec(async (err, docs) => {
-        await EnvModel.bulkCreate(docs, { ignoreDuplicates: true });
-      });
-
-      db.appDb.find({}).exec(async (err, docs) => {
-        await AppModel.bulkCreate(docs, { ignoreDuplicates: true });
-      });
-
-      db.authDb.find({}).exec(async (err, docs) => {
-        await AuthModel.bulkCreate(docs, { ignoreDuplicates: true });
-      });
-    } catch (error) {
-      console.log(error);
-    }
-
     Logger.info('✌️ DB loaded');
   } catch (error) {
     Logger.info('✌️ DB load failed');
     Logger.info(error);
   }
 };
-
-export const dbs: Dbs = db;

back/services/dependence.ts

@@ -1,7 +1,6 @@
 import { Service, Inject } from 'typedi';
 import winston from 'winston';
 import config from '../config';
-import DataStore from 'nedb';
 import {
   Dependence,
   InstallDependenceCommandTypes,

back/services/env.ts

@@ -3,7 +3,6 @@ import winston from 'winston';
 import { getFileContentByName } from '../config/util';
 import config from '../config';
 import * as fs from 'fs';
-import DataStore from 'nedb';
 import { Env, EnvModel, EnvStatus, initEnvPosition } from '../data/env';
 import _ from 'lodash';
 import { Op } from 'sequelize';

back/services/open.ts

@@ -2,7 +2,6 @@ import { Service, Inject } from 'typedi';
 import winston from 'winston';
 import { createRandomString } from '../config/util';
 import config from '../config';
-import DataStore from 'nedb';
 import { App, AppModel } from '../data/open';
 import { v4 as uuidV4 } from 'uuid';
 import sequelize, { Op } from 'sequelize';

back/services/system.ts

@@ -10,7 +10,6 @@ import ScheduleService from './schedule';
 import { spawn } from 'child_process';
 import SockService from './sock';
 import got from 'got';
-import { dbs } from '../loaders/db';
 
 @Service()
 export default class SystemService {