signature we calculated does not match the signature you provided

[jevonsnotes]

上传文件报错，使用的是节点小宝内网穿透的公网地址，报 Failed to create post presigned url

[Error] 2025-12-17 01:48:02 Failed to create post presigned url 
{
  message: 'The request signature we calculated does not match the signature you provided. Check your key and signing method.',
  stack: 'S3Error: The request signature we calculated does not match the signature you provided. Check your key and signing method.\n' +
    '    at parseError (file:///app/node_modules/.pnpm/minio@8.0.5/node_modules/minio/dist/esm/internal/xml-parser.mjs:30:13)\n' +
    '    at Module.parseResponseError (file:///app/node_modules/.pnpm/minio@8.0.5/node_modules/minio/dist/esm/internal/xml-parser.mjs:85:11)\n' +
    '    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)\n' +
    '    at async Client.makeRequestStreamAsync (file:///app/node_modules/.pnpm/minio@8.0.5/node_modules/minio/dist/esm/internal/client.mjs:508:19)\n' +
    '    at async Client.getBucketRegionAsync (file:///app/node_modules/.pnpm/minio@8.0.5/node_modules/minio/dist/esm/internal/client.mjs:558:19)\n' +
    '    at async Client.presignedPostPolicy (file:///app/node_modules/.pnpm/minio@8.0.5/node_modules/minio/dist/esm/internal/client.mjs:2635:22)\n' +
    '    at async o.createPostPresignedUrl (/app/projects/app/.next/server/chunks/82473.js:1:4101)\n' +
    '    at async b.createUploadDatasetFileURL (/app/projects/app/.next/server/chunks/26783.js:4:11922)\n' +
    '    at async d (/app/projects/app/.next/server/pages/api/core/dataset/presignDatasetFilePostUrl.js:1:14687)\n' +
    '    at async /app/projects/app/.next/server/pages/api/core/dataset/training/getDatasetTrainingQueue.js:1:6914'
}

minio 密钥和密码一致，摘录配置如下

x-share-db-config: &x-share-db-config

  S3_EXTERNAL_BASE_URL: http://***.iepose.cn # S3 的公网访问地址 
  S3_ENDPOINT: fastgpt-minio
  S3_PORT: 9000
  S3_USE_SSL: false
  S3_ACCESS_KEY: minioadmin
  S3_SECRET_KEY: ZbJo4ljRqV9c
  S3_PUBLIC_BUCKET: fastgpt-public # 公开读私有写桶
  S3_PRIVATE_BUCKET: fastgpt-private # 私有读写桶

....

 fastgpt-minio:
    image: registry.cn-hangzhou.aliyuncs.com/fastgpt/minio:RELEASE.2025-09-07T16-13-09Z
    container_name: fastgpt-minio
    restart: always
    ports:
      - 9000:9000
      - 9001:9001
    networks:
      - fastgpt
    environment:
      - MINIO_ROOT_USER=minioadmin
      - MINIO_ROOT_PASSWORD=ZbJo4ljRqV9c
...

但改为内网地址 http://192.168.3.71:9000时，能够正常上传