我有以下代码:
defresource handle-sign-in [redirect-uri]
:available-media-types ["application/json"]
:allowed-methods [:post]
:post! (prn "welcome to post")
:post-redirect? (fn [_] ;;(ring-response
{:location redirect-uri}
;;)
)
)当我发送请求时,当我将重定向位置图包装在ring-response周围时,我得到了错误Preflight response is not successful和XMLHttpRequest cannot load [authorize-uri] due to access control checks.,但是,我没有得到错误,但我也没有在浏览器中得到重定向。我做错了什么?
-编辑--
这是我的system.components配置。
(defn config []
{:http-port (Integer. (or (env :port) 5000))
:middleware [[wrap-defaults api-defaults]
wrap-with-logger
wrap-gzip
ignore-trailing-slash
[wrap-reload {:dir "../../src"}]
[wrap-trace :header :ui]
wrap-params
wrap-keyword-params
wrap-cookies
[wrap-cors #".*"]
]})这是我的新资源的样子:
(defresource handle-sign-in [authorize-uri]
:available-media-types ["application/json"]
:allowed-methods [:post]
:post-redirect? true
:as-response (fn [d ctx]
(-> (as-response d ctx) ;; default implementation
(assoc-in [:headers "Access-Control-Allow-Origin"] "*")
(assoc-in [:headers "Access-Control-Allow-Headers"] "Content-Type")
)
)
:location authorize-uri
)但我仍然得到"No 'Access-Control-Allow-Origin‘报头出现在请求的资源上。“错误。
https://stackoverflow.com/questions/60534220
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