diff --git a/packages/plugins/plugin-lib/src/aliyun/lib/oss-client.ts b/packages/plugins/plugin-lib/src/aliyun/lib/oss-client.ts
index db1a5e14..362abc9b 100644
--- a/packages/plugins/plugin-lib/src/aliyun/lib/oss-client.ts
+++ b/packages/plugins/plugin-lib/src/aliyun/lib/oss-client.ts
@@ -52,7 +52,7 @@ export class AliossClient {
     }
   }
 
-  async uploadFile(filePath: string, content: Buffer) {
+  async uploadFile(filePath: string, content: Buffer | string) {
     await this.init();
     return await this.client.put(filePath, content);
   }
diff --git a/packages/plugins/plugin-lib/src/ftp/client.ts b/packages/plugins/plugin-lib/src/ftp/client.ts
index e35ca36c..4a21c353 100644
--- a/packages/plugins/plugin-lib/src/ftp/client.ts
+++ b/packages/plugins/plugin-lib/src/ftp/client.ts
@@ -11,7 +11,7 @@ export class FtpClient {
     this.logger = opts.logger;
   }
 
-  async connect(callback: (client: FtpClient) => Promise<void>) {
+  async connect(callback: (client: FtpClient) => Promise<any>) {
     const ftp = await import("basic-ftp");
     const Client = ftp.Client;
     const client = new Client();
@@ -21,7 +21,7 @@ export class FtpClient {
     this.logger.info("FTP连接成功");
     this.client = client;
     try {
-      await callback(this);
+      return await callback(this);
     } finally {
       if (client) {
         client.close();
@@ -46,6 +46,12 @@ export class FtpClient {
   }
 
   async listDir(dir: string): Promise<any[]> {
+    if (!dir) {
+      return [];
+    }
+    if (!dir.endsWith("/")) {
+      dir = dir + "/";
+    }
     this.logger.info(`开始列出目录${dir}`);
     return await this.client.list(dir);
   }
diff --git a/packages/plugins/plugin-lib/src/oss/api.ts b/packages/plugins/plugin-lib/src/oss/api.ts
index d4458424..c843d7c9 100644
--- a/packages/plugins/plugin-lib/src/oss/api.ts
+++ b/packages/plugins/plugin-lib/src/oss/api.ts
@@ -9,6 +9,7 @@ export type OssClientRemoveByOpts = {
 };
 
 export type OssFileItem = {
+  //文件全路径
   path: string;
   size: number;
   //毫秒时间戳
@@ -71,17 +72,18 @@ export abstract class BaseOssClient<A> implements IOssClient {
     // do nothing
   }
 
-  abstract remove(fileName: string): Promise<void>;
+  abstract remove(fileName: string, opts?: { joinRootDir?: boolean }): Promise<void>;
   abstract upload(fileName: string, fileContent: Buffer): Promise<void>;
   abstract download(fileName: string, savePath: string): Promise<void>;
   abstract listDir(dir: string): Promise<OssFileItem[]>;
 
   async removeBy(removeByOpts: OssClientRemoveByOpts): Promise<void> {
     const list = await this.listDir(removeByOpts.dir);
+    // removeByOpts.beforeDays = 0;
     const beforeDate = dayjs().subtract(removeByOpts.beforeDays, "day");
     for (const item of list) {
       if (item.lastModified && item.lastModified < beforeDate.valueOf()) {
-        await this.remove(item.path);
+        await this.remove(item.path, { joinRootDir: false });
       }
     }
   }
diff --git a/packages/plugins/plugin-lib/src/oss/impls/alioss.ts b/packages/plugins/plugin-lib/src/oss/impls/alioss.ts
index e39b2953..954420b6 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/alioss.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/alioss.ts
@@ -37,7 +37,7 @@ export default class AliOssClientImpl extends BaseOssClient<AliossAccess> {
       };
     });
   }
-  async upload(filePath: string, fileContent: Buffer) {
+  async upload(filePath: string, fileContent: Buffer | string) {
     const key = this.join(this.rootDir, filePath);
     this.logger.info(`开始上传文件: ${key}`);
     await this.client.uploadFile(key, fileContent);
@@ -45,8 +45,11 @@ export default class AliOssClientImpl extends BaseOssClient<AliossAccess> {
     this.logger.info(`文件上传成功: ${filePath}`);
   }
 
-  async remove(filePath: string) {
-    const key = this.join(this.rootDir, filePath);
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
+    const key = filePath;
     // remove file from alioss
     await this.client.removeFile(key);
     this.logger.info(`文件删除成功: ${key}`);
diff --git a/packages/plugins/plugin-lib/src/oss/impls/ftp.ts b/packages/plugins/plugin-lib/src/oss/impls/ftp.ts
index 4ff457f4..161c277b 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/ftp.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/ftp.ts
@@ -5,23 +5,52 @@ import fs from "fs";
 import { FtpAccess, FtpClient } from "../../ftp/index.js";
 
 export default class FtpOssClientImpl extends BaseOssClient<FtpAccess> {
-  async download(fileName: string, savePath: string) {}
-  async listDir(dir: string) {
-    return [];
+  join(...strs: string[]) {
+    const str = super.join(...strs);
+    if (!str.startsWith("/")) {
+      return "/" + str;
+    }
+    return str;
   }
-  async upload(filePath: string, fileContent: Buffer) {
+
+  async download(fileName: string, savePath: string) {
     const client = this.getFtpClient();
     await client.connect(async client => {
-      const tmpFilePath = path.join(os.tmpdir(), "cert", "http", filePath);
-      const dir = path.dirname(tmpFilePath);
-      if (!fs.existsSync(dir)) {
-        fs.mkdirSync(dir, { recursive: true });
+      const path = this.join(this.rootDir, fileName);
+      await client.download(path, savePath);
+    });
+  }
+  async listDir(dir: string) {
+    const client = this.getFtpClient();
+    return await client.connect(async (client: FtpClient) => {
+      const path = this.join(this.rootDir, dir);
+      const res = await client.listDir(path);
+      return res.map(item => {
+        return {
+          path: this.join(path, item.name),
+          size: item.size,
+          lastModified: item.modifiedAt.getTime(),
+        };
+      });
+    });
+  }
+  async upload(filePath: string, fileContent: Buffer | string) {
+    const client = this.getFtpClient();
+    await client.connect(async client => {
+      let tmpFilePath = fileContent as string;
+      if (typeof fileContent !== "string") {
+        tmpFilePath = path.join(os.tmpdir(), "cert", "oss", filePath);
+        const dir = path.dirname(tmpFilePath);
+        if (!fs.existsSync(dir)) {
+          fs.mkdirSync(dir, { recursive: true });
+        }
+        fs.writeFileSync(tmpFilePath, fileContent);
       }
-      fs.writeFileSync(tmpFilePath, fileContent);
+
       try {
         // Write file to temp path
         const path = this.join(this.rootDir, filePath);
-        await client.upload(path, tmpFilePath);
+        await client.upload(tmpFilePath, path);
       } finally {
         // Remove temp file
         fs.unlinkSync(tmpFilePath);
@@ -36,11 +65,14 @@ export default class FtpOssClientImpl extends BaseOssClient<FtpAccess> {
     });
   }
 
-  async remove(filePath: string) {
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
     const client = this.getFtpClient();
     await client.connect(async client => {
-      const path = this.join(this.rootDir, filePath);
-      await client.client.remove(path);
+      await client.client.remove(filePath);
+      this.logger.info(`删除文件成功: ${filePath}`);
     });
   }
 }
diff --git a/packages/plugins/plugin-lib/src/oss/impls/qiniuoss.ts b/packages/plugins/plugin-lib/src/oss/impls/qiniuoss.ts
index db045a84..06f88f71 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/qiniuoss.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/qiniuoss.ts
@@ -29,19 +29,22 @@ export default class QiniuOssClientImpl extends BaseOssClient<QiniuOssAccess> {
     const res = await this.client.listDir(this.access.bucket, path);
     return res.items.map(item => {
       return {
-        path: item.name,
+        path: item.key,
         size: item.fsize,
-        lastModified: item.putTime,
+        //ns ，纳秒，去掉低4位 为毫秒
+        lastModified: Math.floor(item.putTime / 10000),
       };
     });
   }
-  async upload(filePath: string, fileContent: Buffer) {
+  async upload(filePath: string, fileContent: Buffer | string) {
     const path = this.join(this.rootDir, filePath);
     await this.client.uploadFile(this.access.bucket, path, fileContent);
   }
 
-  async remove(filePath: string) {
-    const path = this.join(this.rootDir, filePath);
-    await this.client.removeFile(this.access.bucket, path);
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
+    await this.client.removeFile(this.access.bucket, filePath);
   }
 }
diff --git a/packages/plugins/plugin-lib/src/oss/impls/s3.ts b/packages/plugins/plugin-lib/src/oss/impls/s3.ts
index f197562e..644a01ff 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/s3.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/s3.ts
@@ -79,8 +79,11 @@ export default class S3OssClientImpl extends BaseOssClient<S3Access> {
     this.logger.info(`文件上传成功: ${filePath}`);
   }
 
-  async remove(filePath: string) {
-    const key = path.join(this.rootDir, filePath);
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
+    const key = filePath;
     // @ts-ignore
     const { DeleteObjectCommand } = await import("@aws-sdk/client-s3");
     await this.client.send(
diff --git a/packages/plugins/plugin-lib/src/oss/impls/sftp.ts b/packages/plugins/plugin-lib/src/oss/impls/sftp.ts
index 8fd1ec37..79b80e16 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/sftp.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/sftp.ts
@@ -1,31 +1,51 @@
-import { BaseOssClient, OssClientRemoveByOpts, OssFileItem } from "../api.js";
+import { BaseOssClient, OssFileItem } from "../api.js";
 import path from "path";
 import os from "os";
 import fs from "fs";
 import { SftpAccess, SshAccess, SshClient } from "../../ssh/index.js";
 
 export default class SftpOssClientImpl extends BaseOssClient<SftpAccess> {
-  download(fileName: string, savePath: string): Promise<void> {
-    throw new Error("Method not implemented.");
+  async download(fileName: string, savePath: string): Promise<void> {
+    const path = this.join(this.rootDir, fileName);
+    const client = new SshClient(this.logger);
+    const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
+    await client.download({
+      connectConf: access,
+      filePath: path,
+      savePath,
+    });
   }
-  removeBy(removeByOpts: OssClientRemoveByOpts): Promise<void> {
-    throw new Error("Method not implemented.");
-  }
-  listDir(dir: string): Promise<OssFileItem[]> {
-    throw new Error("Method not implemented.");
-  }
-  async upload(filePath: string, fileContent: Buffer) {
-    const tmpFilePath = path.join(os.tmpdir(), "cert", "http", filePath);
 
-    // Write file to temp path
-    const dir = path.dirname(tmpFilePath);
-    if (!fs.existsSync(dir)) {
-      fs.mkdirSync(dir, { recursive: true });
+  async listDir(dir: string): Promise<OssFileItem[]> {
+    const path = this.join(this.rootDir, dir);
+    const client = new SshClient(this.logger);
+    const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
+    const res = await client.listDir({
+      connectConf: access,
+      dir: path,
+    });
+
+    return res.map(item => {
+      return {
+        path: this.join(path, item.filename),
+        size: item.size,
+        lastModified: item.attrs.atime * 1000,
+      };
+    });
+  }
+  async upload(filePath: string, fileContent: Buffer | string) {
+    let tmpFilePath = fileContent as string;
+    if (typeof fileContent !== "string") {
+      tmpFilePath = path.join(os.tmpdir(), "cert", "oss", filePath);
+      const dir = path.dirname(tmpFilePath);
+      if (!fs.existsSync(dir)) {
+        fs.mkdirSync(dir, { recursive: true });
+      }
+      fs.writeFileSync(tmpFilePath, fileContent);
     }
-    fs.writeFileSync(tmpFilePath, fileContent);
 
     const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
-    const key = this.rootDir + filePath;
+    const key = this.join(this.rootDir, filePath);
     try {
       const client = new SshClient(this.logger);
       await client.uploadFiles({
@@ -37,6 +57,7 @@ export default class SftpOssClientImpl extends BaseOssClient<SftpAccess> {
             remotePath: key,
           },
         ],
+        uploadType: "sftp",
         opts: {
           mode: this.access?.fileMode ?? undefined,
         },
@@ -47,13 +68,15 @@ export default class SftpOssClientImpl extends BaseOssClient<SftpAccess> {
     }
   }
 
-  async remove(filePath: string) {
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
     const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
     const client = new SshClient(this.logger);
-    const key = this.rootDir + filePath;
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
     await client.removeFiles({
       connectConf: access,
-      files: [key],
+      files: [filePath],
     });
   }
 }
diff --git a/packages/plugins/plugin-lib/src/oss/impls/ssh.ts b/packages/plugins/plugin-lib/src/oss/impls/ssh.ts
index 36ede12d..c2f23981 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/ssh.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/ssh.ts
@@ -4,6 +4,7 @@ import os from "os";
 import fs from "fs";
 import { SshAccess, SshClient } from "../../ssh/index.js";
 
+//废弃
 export default class SshOssClientImpl extends BaseOssClient<SshAccess> {
   download(fileName: string, savePath: string): Promise<void> {
     throw new Error("Method not implemented.");
@@ -43,12 +44,14 @@ export default class SshOssClientImpl extends BaseOssClient<SshAccess> {
     }
   }
 
-  async remove(filePath: string) {
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
     const client = new SshClient(this.logger);
-    const key = this.rootDir + filePath;
     await client.removeFiles({
       connectConf: this.access,
-      files: [key],
+      files: [filePath],
     });
   }
 }
diff --git a/packages/plugins/plugin-lib/src/oss/impls/tencentcos.ts b/packages/plugins/plugin-lib/src/oss/impls/tencentcos.ts
index 8efec434..5656f3e6 100644
--- a/packages/plugins/plugin-lib/src/oss/impls/tencentcos.ts
+++ b/packages/plugins/plugin-lib/src/oss/impls/tencentcos.ts
@@ -38,13 +38,17 @@ export default class TencentOssClientImpl extends BaseOssClient<TencentCosAccess
       };
     });
   }
-  async upload(filePath: string, fileContent: Buffer) {
+  async upload(filePath: string, fileContent: Buffer | string) {
     const key = this.join(this.rootDir, filePath);
     await this.client.uploadFile(key, fileContent);
+    this.logger.info(`文件上传成功: ${filePath}`);
   }
 
-  async remove(filePath: string) {
-    const key = this.join(this.rootDir, filePath);
-    await this.client.removeFile(key);
+  async remove(filePath: string, opts?: { joinRootDir?: boolean }) {
+    if (opts?.joinRootDir !== false) {
+      filePath = this.join(this.rootDir, filePath);
+    }
+    await this.client.removeFile(filePath);
+    this.logger.info(`文件删除成功: ${filePath}`);
   }
 }
diff --git a/packages/plugins/plugin-lib/src/ssh/ssh.ts b/packages/plugins/plugin-lib/src/ssh/ssh.ts
index 1648c1e4..cce23731 100644
--- a/packages/plugins/plugin-lib/src/ssh/ssh.ts
+++ b/packages/plugins/plugin-lib/src/ssh/ssh.ts
@@ -136,6 +136,20 @@ export class AsyncSsh2Client {
     });
   }
 
+  async listDir(options: { sftp: any; remotePath: string }) {
+    const { sftp, remotePath } = options;
+    return new Promise((resolve, reject) => {
+      this.logger.info(`listDir：${remotePath}`);
+      sftp.readdir(remotePath, (err: Error, list: any) => {
+        if (err) {
+          reject(err);
+          return;
+        }
+        resolve(list);
+      });
+    });
+  }
+
   async unlink(options: { sftp: any; remotePath: string }) {
     const { sftp, remotePath } = options;
     return new Promise((resolve, reject) => {
@@ -283,6 +297,28 @@ export class AsyncSsh2Client {
     }
     return proxy;
   }
+
+  async download(param: { remotePath: string; savePath: string; sftp: any }) {
+    return new Promise((resolve, reject) => {
+      const { remotePath, savePath, sftp } = param;
+      sftp.fastGet(
+        remotePath,
+        savePath,
+        {
+          step: (transferred: any, chunk: any, total: any) => {
+            this.logger.info(`${transferred} / ${total}`);
+          },
+        },
+        (err: any) => {
+          if (err) {
+            reject(err);
+          } else {
+            resolve({});
+          }
+        }
+      );
+    });
+  }
 }
 
 export class SshClient {
@@ -329,17 +365,17 @@ export class SshClient {
           }
         }
 
-        if (options.uploadType === "sftp") {
-          const sftp = await conn.getSftp();
-          for (const transport of transports) {
-            await conn.fastPut({ sftp, ...transport, opts });
-          }
-        } else {
+        if (options.uploadType === "scp") {
           //scp
           for (const transport of transports) {
             await this.scpUpload({ conn, ...transport, opts });
             await new Promise(resolve => setTimeout(resolve, 1000));
           }
+        } else {
+          const sftp = await conn.getSftp();
+          for (const transport of transports) {
+            await conn.fastPut({ sftp, ...transport, opts });
+          }
         }
 
         this.logger.info("文件全部上传成功");
@@ -359,25 +395,29 @@ export class SshClient {
             if (err) {
               return reject(err);
             }
-            // 准备 SCP 协议头
-            const fileStats = fs.statSync(localPath);
-            const fileName = path.basename(localPath);
+            try {
+              // 准备 SCP 协议头
+              const fileStats = fs.statSync(localPath);
+              const fileName = path.basename(localPath);
 
-            // SCP 协议格式：C[权限] [文件大小] [文件名]\n
-            stream.write(`C0644 ${fileStats.size} ${fileName}\n`);
+              // SCP 协议格式：C[权限] [文件大小] [文件名]\n
+              stream.write(`C0644 ${fileStats.size} ${fileName}\n`);
 
-            // 通过管道传输文件
-            fs.createReadStream(localPath)
-              .on("error", e => {
-                this.logger.info("read stream error", e);
-                reject(e);
-              })
-              .pipe(stream)
-              .on("finish", async () => {
-                this.logger.info(`上传完成：${localPath} => ${remotePath}`);
-                resolve(true);
-              })
-              .on("error", reject);
+              // 通过管道传输文件
+              fs.createReadStream(localPath)
+                .on("error", e => {
+                  this.logger.info("read stream error", e);
+                  reject(e);
+                })
+                .pipe(stream)
+                .on("finish", async () => {
+                  this.logger.info(`上传完成：${localPath} => ${remotePath}`);
+                  resolve(true);
+                })
+                .on("error", reject);
+            } catch (e) {
+              reject(e);
+            }
           }
         );
       } catch (e) {
@@ -526,4 +566,31 @@ export class SshClient {
       conn.end();
     }
   }
+
+  async listDir(param: { connectConf: any; dir: string }) {
+    return await this._call<any>({
+      connectConf: param.connectConf,
+      callable: async (conn: AsyncSsh2Client) => {
+        const sftp = await conn.getSftp();
+        return await conn.listDir({
+          sftp,
+          remotePath: param.dir,
+        });
+      },
+    });
+  }
+
+  async download(param: { connectConf: any; filePath: string; savePath: string }) {
+    return await this._call<any>({
+      connectConf: param.connectConf,
+      callable: async (conn: AsyncSsh2Client) => {
+        const sftp = await conn.getSftp();
+        return await conn.download({
+          sftp,
+          remotePath: param.filePath,
+          savePath: param.savePath,
+        });
+      },
+    });
+  }
 }
diff --git a/packages/plugins/plugin-lib/src/tencent/lib/cos-client.ts b/packages/plugins/plugin-lib/src/tencent/lib/cos-client.ts
index 77214bcc..cfa72acb 100644
--- a/packages/plugins/plugin-lib/src/tencent/lib/cos-client.ts
+++ b/packages/plugins/plugin-lib/src/tencent/lib/cos-client.ts
@@ -27,12 +27,16 @@ export class TencentCosClient {
   async uploadFile(key: string, file: Buffer | string) {
     const cos = await this.getCosClient();
     return new Promise((resolve, reject) => {
+      let readableStream = file as any;
+      if (typeof file === "string") {
+        readableStream = fs.createReadStream(file);
+      }
       cos.putObject(
         {
           Bucket: this.bucket /* 必须 */,
           Region: this.region /* 必须 */,
           Key: key /* 必须 */,
-          Body: file, // 上传文件对象
+          Body: readableStream, // 上传文件对象
           onProgress: function (progressData) {
             console.log(JSON.stringify(progressData));
           },
diff --git a/packages/ui/certd-server/src/plugins/plugin-other/plugins/plugin-db-backup.ts b/packages/ui/certd-server/src/plugins/plugin-other/plugins/plugin-db-backup.ts
index a58cb24f..166100ea 100644
--- a/packages/ui/certd-server/src/plugins/plugin-other/plugins/plugin-db-backup.ts
+++ b/packages/ui/certd-server/src/plugins/plugin-other/plugins/plugin-db-backup.ts
@@ -8,7 +8,7 @@ import * as os from "node:os";
 import { OssClientContext, ossClientFactory, OssClientRemoveByOpts, SshAccess, SshClient } from "@certd/plugin-lib";
 
 const defaultBackupDir = 'certd_backup';
-const defaultFilePrefix = 'db-backup';
+const defaultFilePrefix = 'db_backup';
 
 @IsTaskPlugin({
   name: 'DBBackupPlugin',
@@ -165,7 +165,7 @@ export class DBBackupPlugin extends AbstractPlusTaskPlugin {
       this.logger.error('数据库文件不存在：', dbPath);
       return;
     }
-    const dbTmpFilename = `${this.filePrefix}.${dayjs().format('YYYYMMDD.HHmmss')}.sqlite`;
+    const dbTmpFilename = `${this.filePrefix}_${dayjs().format('YYYYMMDD_HHmmss')}_sqlite`;
     const dbZipFilename = `${dbTmpFilename}.zip`;
     const tempDir = path.resolve(os.tmpdir(), 'certd_backup');
     if (!fs.existsSync(tempDir)) {