diff --git a/src/bootstrap.ts b/src/bootstrap.ts
index b304466..411f5de 100644
--- a/src/bootstrap.ts
+++ b/src/bootstrap.ts
@@ -21,6 +21,11 @@ export async function bootstrap(version: string): Promise<void> {
   const cluster = new Cluster(config.clusterSecret, version, tokenManager)
   await cluster.init()
 
+  const storageReady = await cluster.storage.check()
+  if (!storageReady) {
+    throw new Error('存储异常')
+  }
+
   const configuration = await cluster.getConfiguration()
   const files = await cluster.getFileList()
   logger.info(`${files.files.length} files`)
diff --git a/src/cluster.ts b/src/cluster.ts
index c80c12f..07364fc 100644
--- a/src/cluster.ts
+++ b/src/cluster.ts
@@ -40,7 +40,7 @@ interface ICounters {
   bytes: number
 }
 
-const whiteListDomain = ['localhost', 'bangbang93.com']
+const whiteListDomain = ['localhost', 'bangbang93.com', '192.168']
 
 // eslint-disable-next-line @typescript-eslint/naming-convention
 const __dirname = dirname(fileURLToPath(import.meta.url))
@@ -158,6 +158,10 @@ export class Cluster {
   }
 
   public async syncFiles(fileList: IFileList, syncConfig: OpenbmclapiAgentConfiguration['sync']): Promise<void> {
+    const storageReady = await this.storage.check()
+    if (!storageReady) {
+      throw new Error('存储异常')
+    }
     const missingFiles = await this.storage.getMissingFiles(fileList.files)
     if (missingFiles.length === 0) {
       return
diff --git a/src/storage/base.storage.ts b/src/storage/base.storage.ts
index cb692a2..32b4bbb 100644
--- a/src/storage/base.storage.ts
+++ b/src/storage/base.storage.ts
@@ -8,6 +8,9 @@ import {FileStorage} from './file.storage.js'
 
 export interface IStorage {
   init?(): Promise<void>
+
+  check(): Promise<boolean>
+
   writeFile(path: string, content: Buffer, fileInfo: IFileInfo): Promise<void>
 
   exists(path: string): Promise<boolean>
diff --git a/src/storage/file.storage.ts b/src/storage/file.storage.ts
index c627611..b45c69f 100644
--- a/src/storage/file.storage.ts
+++ b/src/storage/file.storage.ts
@@ -2,7 +2,7 @@ import Bluebird from 'bluebird'
 import colors from 'colors/safe.js'
 import type {Request, Response} from 'express'
 import fse from 'fs-extra'
-import {readdir, stat, unlink} from 'fs/promises'
+import {access, readdir, rm, stat, unlink, writeFile} from 'fs/promises'
 import {min} from 'lodash-es'
 import {join, sep} from 'path'
 import {logger} from '../logger.js'
@@ -13,12 +13,25 @@ import type {IStorage} from './base.storage.js'
 export class FileStorage implements IStorage {
   constructor(public readonly cacheDir: string) {}
 
+  public async check(): Promise<boolean> {
+    try {
+      await access(this.cacheDir)
+      await writeFile(join(this.cacheDir, '.check'), '')
+      return true
+    } catch (e) {
+      logger.error(e, '存储检查异常')
+      return false
+    } finally {
+      await rm(join(this.cacheDir, '.check'), {recursive: true, force: true})
+    }
+  }
+
   public async writeFile(path: string, content: Buffer): Promise<void> {
     await fse.outputFile(join(this.cacheDir, path), content)
   }
 
   public async exists(path: string): Promise<boolean> {
-    return fse.pathExists(join(this.cacheDir, path))
+    return await fse.pathExists(join(this.cacheDir, path))
   }
 
   public getAbsolutePath(path: string): string {
@@ -26,7 +39,7 @@ export class FileStorage implements IStorage {
   }
 
   public async getMissingFiles(files: IFileInfo[]): Promise<IFileInfo[]> {
-    return Bluebird.filter(
+    return await Bluebird.filter(
       files,
       async (file) => {
         const st = await stat(join(this.cacheDir, hashToFilename(file.hash))).catch(() => null)
@@ -70,7 +83,7 @@ export class FileStorage implements IStorage {
       res.attachment(name)
     }
     const path = this.getAbsolutePath(hashPath)
-    return new Promise((resolve, reject) => {
+    return await new Promise((resolve, reject) => {
       res.sendFile(path, {maxAge: '30d'}, (err) => {
         let bytes = res.socket?.bytesWritten ?? 0
         if (!err || err?.message === 'Request aborted' || err?.message === 'write EPIPE') {
diff --git a/src/storage/webdav.storage.ts b/src/storage/webdav.storage.ts
index 8b82de4..5be5cbe 100644
--- a/src/storage/webdav.storage.ts
+++ b/src/storage/webdav.storage.ts
@@ -50,6 +50,18 @@ export class WebdavStorage implements IStorage {
     }
   }
 
+  public async check(): Promise<boolean> {
+    try {
+      await this.client.putFileContents(join(this.basePath, '.check'), Buffer.from(Date.now().toString()))
+      return true
+    } catch (e) {
+      logger.error(e, '存储检查异常')
+      return false
+    } finally {
+      await this.client.deleteFile(join(this.basePath, '.check'))
+    }
+  }
+
   public async writeFile(path: string, content: Buffer, fileInfo: IFileInfo): Promise<void> {
     if (content.length === 0) {
       this.emptyFiles.add(path)