支持通过命令行参数和环境变量覆盖S3配置，新增createS3Client和reconfigureS3Client函数

.gitignore

@@ -7,4 +7,5 @@ dist/
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
-*.tgz
+*.tgz
\ No newline at end of file
+package-lock.json
\ No newline at end of file

README.md

@@ -99,6 +99,15 @@ npm publish
 
 Ensure you have proper permissions and `publishConfig` points to the correct registry.
 
+
+方案2：使用 npm link
+
+ 这个方案是在 ../framework 项目中通过 npm link 链接到本地开发的包。
+
+ 步骤：
+ 1. 在我们的 ss3ops 目录运行 npm link 创建全局链接
+ 2. 在 ../framework 目录运行 npm link @youdatasum/client-s3 链接到本地包
+
 ## License
 
 MIT
\ No newline at end of file

bin/ss3ops.js

 #!/usr/bin/env node
 
-const { s3, downloadFileFromS3, uploadFileToS3, uploadFolderToS3, downloadS3Folder, deleteS3Folder } = require('../lib/index.js');
+const { s3, downloadFileFromS3, uploadFileToS3, uploadFolderToS3, downloadS3Folder, deleteS3Folder, createS3Client } = require('../lib/index.js');
 const fs = require('fs');
 const path = require('path');
 
 // Parse command line arguments
 const args = process.argv.slice(2);
-const command = args[0];
+
+// Global options
+const options = {
+  endpoint: null,
+  accessKeyId: null,
+  secretAccessKey: null,
+  region: null
+};
+
+// Parse global options (before command)
+let i = 0;
+while (i < args.length && args[i].startsWith('--')) {
+  const arg = args[i];
+  
+  if (arg === '--endpoint' && i + 1 < args.length) {
+    options.endpoint = args[i + 1];
+    i += 2;
+  } else if (arg === '--access-key' && i + 1 < args.length) {
+    options.accessKeyId = args[i + 1];
+    i += 2;
+  } else if (arg === '--secret-key' && i + 1 < args.length) {
+    options.secretAccessKey = args[i + 1];
+    i += 2;
+  } else if (arg === '--region' && i + 1 < args.length) {
+    options.region = args[i + 1];
+    i += 2;
+  } else if (arg.startsWith('--endpoint=')) {
+    options.endpoint = arg.substring('--endpoint='.length);
+    i += 1;
+  } else if (arg.startsWith('--access-key=')) {
+    options.accessKeyId = arg.substring('--access-key='.length);
+    i += 1;
+  } else if (arg.startsWith('--secret-key=')) {
+    options.secretAccessKey = arg.substring('--secret-key='.length);
+    i += 1;
+  } else if (arg.startsWith('--region=')) {
+    options.region = arg.substring('--region='.length);
+    i += 1;
+  } else {
+    console.error(`Unknown option: ${arg}`);
+    process.exit(1);
+  }
+}
+
+// Remaining arguments after options
+const remainingArgs = args.slice(i);
+const command = remainingArgs[0];
 
 if (!command) {
-  console.error('Usage: ss3ops <command> [options]');
+  console.error('Usage: ss3ops [options] <command> [args]');
+  console.error('Global options:');
+  console.error('  --endpoint <url>        S3 endpoint URL (default: http://192.168.2.253:9000)');
+  console.error('  --access-key <key>      S3 access key ID');
+  console.error('  --secret-key <key>      S3 secret access key');
+  console.error('  --region <region>       S3 region (default: us-east-1)');
+  console.error('');
   console.error('Commands:');
   console.error('  download <bucket> <key> <destination>  Download a file from S3');
   console.error('  upload <bucket> <key> <source>         Upload a file to S3');
@@ -22,66 +74,85 @@ if (!command) {
 
 async function main() {
   try {
+    // Reconfigure S3 client if options are provided
+    const config = {};
+    if (options.endpoint) config.endpoint = options.endpoint;
+    if (options.region) config.region = options.region;
+    if (options.accessKeyId || options.secretAccessKey) {
+      config.credentials = {};
+      if (options.accessKeyId) config.credentials.accessKeyId = options.accessKeyId;
+      if (options.secretAccessKey) config.credentials.secretAccessKey = options.secretAccessKey;
+    }
+    
+    // Only reconfigure if any options were provided
+    if (Object.keys(config).length > 0) {
+      console.log('Reconfiguring S3 client with provided options');
+      reconfigureS3Client(config);
+    }
+    
+    // Get command arguments from remainingArgs (skip the command itself)
+    const cmdArgs = remainingArgs.slice(1);
+    
     switch (command) {
       case 'download':
-        if (args.length < 4) {
+        if (cmdArgs.length < 3) {
           console.error('Error: missing arguments');
-          console.error('Usage: ss3ops download <bucket> <key> <destination>');
+          console.error('Usage: ss3ops [options] download <bucket> <key> <destination>');
           process.exit(1);
         }
-        const [bucket, key, destination] = args.slice(1);
+        const [bucket, key, destination] = cmdArgs;
         await downloadFileFromS3(bucket, key, destination);
         console.log(`Downloaded ${key} to ${destination}`);
         break;
       case 'upload':
-        if (args.length < 4) {
+        if (cmdArgs.length < 3) {
           console.error('Error: missing arguments');
-          console.error('Usage: ss3ops upload <bucket> <key> <source>');
+          console.error('Usage: ss3ops [options] upload <bucket> <key> <source>');
           process.exit(1);
         }
-        const [upBucket, upKey, source] = args.slice(1);
+        const [upBucket, upKey, source] = cmdArgs;
         const body = fs.readFileSync(source);
         await uploadFileToS3(upBucket, upKey, body);
         console.log(`Uploaded ${source} to ${upBucket}/${upKey}`);
         break;
       case 'upload-folder':
-        if (args.length < 4) {
+        if (cmdArgs.length < 3) {
           console.error('Error: missing arguments');
-          console.error('Usage: ss3ops upload-folder <bucket> <prefix> <folder>');
+          console.error('Usage: ss3ops [options] upload-folder <bucket> <prefix> <folder>');
           process.exit(1);
         }
-        const [folderBucket, prefix, folderPath] = args.slice(1);
+        const [folderBucket, prefix, folderPath] = cmdArgs;
         await uploadFolderToS3(folderPath, folderBucket, prefix);
         console.log(`Uploaded folder ${folderPath} to ${folderBucket}/${prefix}`);
         break;
       case 'download-folder':
-        if (args.length < 4) {
+        if (cmdArgs.length < 3) {
           console.error('Error: missing arguments');
-          console.error('Usage: ss3ops download-folder <bucket> <prefix> <destination>');
+          console.error('Usage: ss3ops [options] download-folder <bucket> <prefix> <destination>');
           process.exit(1);
         }
-        const [dlBucket, dlPrefix, dlDestination] = args.slice(1);
+        const [dlBucket, dlPrefix, dlDestination] = cmdArgs;
         await downloadS3Folder(dlBucket, dlPrefix, dlDestination);
         console.log(`Downloaded folder ${dlPrefix} to ${dlDestination}`);
         break;
       case 'delete-folder':
-        if (args.length < 3) {
+        if (cmdArgs.length < 2) {
           console.error('Error: missing arguments');
-          console.error('Usage: ss3ops delete-folder <bucket> <prefix>');
+          console.error('Usage: ss3ops [options] delete-folder <bucket> <prefix>');
           process.exit(1);
         }
-        const [delBucket, delPrefix] = args.slice(1);
+        const [delBucket, delPrefix] = cmdArgs;
         const deletedCount = await deleteS3Folder(delBucket, delPrefix);
         console.log(`Deleted folder ${delPrefix} from ${delBucket}. Total objects deleted: ${deletedCount}`);
         break;
       case 'list':
-        if (args.length < 2) {
+        if (cmdArgs.length < 1) {
           console.error('Error: missing bucket');
-          console.error('Usage: ss3ops list <bucket> [prefix]');
+          console.error('Usage: ss3ops [options] list <bucket> [prefix]');
           process.exit(1);
         }
-        const listBucket = args[1];
-        const listPrefix = args[2] || '';
+        const listBucket = cmdArgs[0];
+        const listPrefix = cmdArgs[1] || '';
         const { ListObjectsV2Command } = require('@aws-sdk/client-s3');
         const response = await s3.send(new ListObjectsV2Command({ Bucket: listBucket, Prefix: listPrefix }));
         const contents = response.Contents || [];

lib/index.js

@@ -4,6 +4,8 @@ module.exports = s3Client;
 
 // Also export individual functions for convenience
 module.exports.s3 = s3Client.s3;
+module.exports.createS3Client = s3Client.createS3Client;
+module.exports.reconfigureS3Client = s3Client.reconfigureS3Client;
 module.exports.downloadFileFromS3 = s3Client.downloadFileFromS3;
 module.exports.uploadFileToS3 = s3Client.uploadFileToS3;
 module.exports.uploadFolderToS3 = s3Client.uploadFolderToS3;

lib/s3-client.js

@@ -11,30 +11,47 @@ const { pipeline } = require("stream/promises"); // Node.js 15+ 支持，用于
 // import { readFileSync } from "fs";
 
 // 动态创建S3客户端
-let s3;
-try {
-    // 动态引入第三方库
-    ({ S3Client } = require("@aws-sdk/client-s3"));
-    ({ NodeHttpHandler } = require("@smithy/node-http-handler"));
-    
-    s3 = new S3Client({
-        endpoint: "http://127.0.0.1:9000", // RustFS endpoint
-        region: "us-east-1", // Any value is accepted
-        credentials: {
-            accessKeyId: "ERfTPtr9H5VdyasN0hCn",
-            secretAccessKey: "lOA7cJSzTY2nEgVeCR5WQhIf1tN9HvDjGmrpoP0w",
-        },
-        forcePathStyle: true, // Must be enabled for RustFS compatibility
-        maxAttempts: 3,
-        requestHandler: new NodeHttpHandler({
-            connectionTimeout: 10000,  // Increased from 3000 to 10000 ms
-            socketTimeout: 30000,      // Increased from 5000 to 30000 ms
-        }),
-    });
-} catch (error) {
-    console.error("Failed to initialize S3 client:", error.message);
-    s3 = null;
-}
+const createS3Client = (config = {}) => {
+    try {
+        // 动态引入第三方库
+        const { S3Client } = require("@aws-sdk/client-s3");
+        const { NodeHttpHandler } = require("@smithy/node-http-handler");
+        
+        // 默认配置
+        const defaultConfig = {
+            endpoint: process.env.S3_ENDPOINT || "http://192.168.2.253:9000",
+            region: process.env.S3_REGION || "us-east-1",
+            credentials: {
+                accessKeyId: process.env.S3_ACCESS_KEY_ID || "ERfTPtr9H5VdyasN0hCn",
+                secretAccessKey: process.env.S3_SECRET_ACCESS_KEY || "lOA7cJSzTY2nEgVeCR5WQhIf1tN9HvDjGmrpoP0w",
+            },
+            forcePathStyle: true, // Must be enabled for RustFS compatibility
+            maxAttempts: 3,
+            requestHandler: new NodeHttpHandler({
+                connectionTimeout: 10000,  // Increased from 3000 to 10000 ms
+                socketTimeout: 30000,      // Increased from 5000 to 30000 ms
+            }),
+        };
+
+        // 合并配置
+        const finalConfig = {
+            ...defaultConfig,
+            ...config,
+            credentials: {
+                ...defaultConfig.credentials,
+                ...(config.credentials || {})
+            }
+        };
+
+        return new S3Client(finalConfig);
+    } catch (error) {
+        console.error("Failed to initialize S3 client:", error.message);
+        return null;
+    }
+};
+
+// 默认客户端（向后兼容）
+let s3 = createS3Client();
 
 /**
  * Downloads a file from the specified S3 bucket and key, and writes it to the local file system.
@@ -281,7 +298,29 @@ async function downloadS3Folder(bucketName, folderPrefix, localDestination) {
   console.log(`\n完成！共下载 ${downloadedCount} 个文件。`);
 }
 
-module.exports = { s3, downloadFileFromS3, uploadFileToS3, uploadFolderToS3, downloadS3Folder, deleteS3Folder }; // Export the S3 client, download, and upload functions
+/**
+ * Reconfigure the global S3 client with new settings
+ * @param {Object} config - Configuration object
+ * @returns {Object} The new S3 client
+ */
+const reconfigureS3Client = (config = {}) => {
+  const newClient = createS3Client(config);
+  if (newClient) {
+    s3 = newClient;
+  }
+  return s3;
+};
+
+module.exports = { 
+  s3, 
+  createS3Client,
+  reconfigureS3Client,
+  downloadFileFromS3, 
+  uploadFileToS3, 
+  uploadFolderToS3, 
+  downloadS3Folder, 
+  deleteS3Folder 
+}; // Export the S3 client, download, and upload functions
 
 // Example usage - commented out to prevent auto-execution:
 /*