我从这个Boto3 S3 Example中得到的以下代码在本地启动和通过调用API网关执行lambda函数时都能正常工作:
s3_client = boto3.client('s3')
response = s3_client.generate_presigned_post("mybucket",
"myfile.jpg"
ExpiresIn=3600)
在这两种情况下,它都会返回如下响应:
{
"url": "https://mybucket.s3.amazonaws.com/",
"fields": {
"key": "myfile.jpg",
"AWSAccessKeyId": "-omissis-",
"policy": "eyJle...dfQ==",
"signature": "ruboM...P3R4c="
}
}
两者之间的唯一区别是远程字段(由lambda函数生成)还包括字段x-amz-security-token
...
"x-amz-security-token": "IQoJb...ZAQ==",
...
当我尝试发布文件(使用上面链接的页面或postman中报告的html示例)时,当我使用本地生成的预签名url(whoutx-amz-security-token
)时,一切都正常工作,但当我尝试远程生成的url时,一切都失败了
当x-amz-security-token
作为表单字段发送时,它返回以下错误消息:
403 Forbidden
<?xml version="1.0" encoding="UTF-8"?>
<Error>
<Code>InvalidAccessKeyId</Code>
<Message>The AWS Access Key Id you provided does not exist in our records.</Message>
<AWSAccessKeyId>-omissis-</AWSAccessKeyId>
<RequestId>360...BE2</RequestId>
<HostId>y04bl...DWhqY=</HostId>
</Error>
并将以下内容作为标题字段:
403 Forbidden
<?xml version="1.0" encoding="UTF-8"?>
<Error>
<Code>AccessDenied</Code>
<Message>No AWSAccessKey was presented.</Message>
<RequestId>A7592...6681</RequestId>
<HostId>stc/+...eeUU=</HostId>
</Error>
当预签名的url包含x-amz-security-token
时,我应该如何正确地发出POST请求
目前没有回答
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