from minio import Minio


client = Minio(
    "192.168.77.249:9000",
    access_key="pZEwCGnpNN05KPnmC2Yh",
    secret_key="KfJRuWiv9pVxhIMcFqbkv8hZT9SnNTZ6LPx592D4",
    secure=False
)

bucket_name = "grading"


try:
    # 2. 检查存储桶是否存在
    found = client.bucket_exists(bucket_name)
    if not found:
        client.make_bucket(bucket_name)
        print(f"存储桶 {bucket_name} 已创建")
    else:
        print(f"存储桶 {bucket_name} 已存在")

    # 4. 列出该目录（桶）下的所有文件
    objects = client.list_objects(bucket_name, recursive=True)
    for obj in objects:
        print(f"对象名称: {obj.object_name}, 大小: {obj.size} bytes")

except Exception as e:
    print(f"发生错误: {e}")