HTTP API速率限制HTTP响应头的示例

其中一个额外的HTTP状态码（ RFC6585 ）是

• 429太多的请求

我在哪里可以find对HTTP响应状态有用的HTTP / REST API速率限制HTTP响应头的示例？

Answer 1

以下是HTTP API速率限制HTTP响应标头的一些示例。 来自四个常见的REST API：Github，Vimeo，Twitter和Imgur：

Github费率限制http://developer.github.com/v3/#rate-limiting

 #=============================#=============================================# # HTTP Header # Description # #=============================#=============================================# | X-RateLimit-Limit | Request limit per hour | +-----------------------------+---------------------------------------------+ | X-RateLimit-Remaining | The number of requests left for the time | | | window | +-----------------------------+---------------------------------------------+ 

Vimeo速率限制http://developer.vimeo.com/guidelines/rate-limiting

 #=============================#=============================================# # HTTP Header # Description # #=============================#=============================================# | X-RateLimit-Limit | Request limit per day / per 5 minutes | +-----------------------------+---------------------------------------------+ | X-RateLimit-Remaining | The number of requests left for the time | | | window | +-----------------------------+---------------------------------------------+ | X-RateLimit-Reset | The remaining window before the rate limit | | | resets in UTC epoch seconds | +-----------------------------+---------------------------------------------+ 

Twitter的REST API速率限制https://dev.twitter.com/docs/rate-limiting/1.1

注意： Twitter使用类似Vimeo这样的名称，但在每个名称中都有另一个短划线。

 #=============================#=============================================# # HTTP Header # Description # #=============================#=============================================# | X-Rate-Limit-Limit | The rate limit ceiling for that given | | | request | +-----------------------------+---------------------------------------------+ | X-Rate-Limit-Remaining | The number of requests left for the | | | 15 minute window | +-----------------------------+---------------------------------------------+ | X-Rate-Limit-Reset | The remaining window before the rate limit | | | resets in UTC epoch seconds | +-----------------------------+---------------------------------------------+ 

Imgur API比率限制http://api.imgur.com/

 #=============================#=============================================# # HTTP Header # Description # #=============================#=============================================# | X-RateLimit-UserLimit | Total credits that can be allocated | +-----------------------------+---------------------------------------------+ | X-RateLimit-UserRemaining | Total credits available | +-----------------------------+---------------------------------------------+ | X-RateLimit-UserReset | Timestamp (unix epoch) for when the credits | | | will be reset | +-----------------------------+---------------------------------------------+ | X-RateLimit-ClientLimit | Total credits that can be allocated for the | | | application in a day | +-----------------------------+---------------------------------------------+ | X-RateLimit-ClientRemaining | Total credits remaining for the application | | | in a day | +-----------------------------+---------------------------------------------+ 

Answer 2

除了API特定的标题之外，不要忘记标准的Retry-After标题。