2016-06-08 99 views

回答

1

不。如果您签署指定“PUT”动词的URL,则必须发出PUT请求。

有一种方法可以使用签名和POST动词上载对象,但它不带有签名的URL。它与已签名的策略请求类似,但更为复杂:https://cloud.google.com/storage/docs/xml-api/post-object#usage_and_examples

使用策略文档,您可以指定若干关于POST上传的规则,base64策略,然后为该策略创建一个签名。 POST请求必须包含策略及其签名。它设计用于网页表单,如下所示:

<form action="http://travel-maps.storage.googleapis.com" method="post" enctype="multipart/form-data"> 
<input type="text" name="key" value=""> 
<input type="hidden" name="bucket" value="travel-maps"> 
<input type="hidden" name="Content-Type" value="image/jpeg"> 
<input type="hidden" name="GoogleAccessId" value="[email protected]"> 
<input type="hidden" name="acl" value="bucket-owner-read"> 
<input type="hidden" name="success_action_redirect" value="http://www.example.com/success_notification.html"> 
<input type="hidden" name="policy" value="eyJleHBpcmF0aW9uIjogIjIwMTAtMDYtMTZUMTE6MTE6MTFaIiwNCiAiY29uZGl0aW9ucyI6IFsNCiAgWyJzdGFydHMtd2l0aCIsICJrZXkiLCAiIiBdLA0KICB7ImFjbCI6ICJidWNrZXQtb3duZXItcmVhZCIgfSwNCiAgeyJidWNrZXQiOiAidHJhdmVsLW1hcHMifSwNCiAgeyJzdWNjZXNzX2FjdGlvbl9yZWRpcmVjdCI6ICJodHRwOi8vd3d3LmV4YW1wbGUuY29tL3N1Y2Nlc3Nfbm90aWZpY2F0aW9uLmh0bWwiIH0sDQogIFsiZXEiLCAiQ29udGVudC1UeXBlIiwgImltYWdlL2pwZWciIF0sDQogIFsiY29udGVudC1sZW5ndGgtcmFuZ2UiLCAwLCAxMDAwMDAwXQ0KICBdDQp9"> 
<input type="hidden" name="signature" value="BSAMPLEaASAMPLE6SAMPLE+SAMPPLEqSAMPLEPSAMPLE+SAMPLEgSAMPLEzCPlgWREeF7oPGowkeKk7J4WApzkzxERdOQmAdrvshKSzUHg8Jqp1lw9tbiJfE2ExdOOIoJVmGLoDeAGnfzCd4fTsWcLbal9sFpqXsQI8IQi1493mw="> 

<input name="file" type="file"> 
<input type="submit" value="Upload"> 
</form>