diaosj commented on issue #3552:
URL: https://github.com/apache/apisix/issues/3552#issuecomment-774826960
> I write a plugin to check it:
>
> ```
> function _M.access(conf, ctx)
> local req_body, err = core.request.get_body()
> if not req_body then
> return 503, {message = err}
> end
> local decoded, err = core.json.decode(req_body)
> if not decoded then
> return 503, {message = err}
> end
> ngx.log(ngx.WARN, "get key ", decoded.key)
> return 200, decoded.key
> end
> ```
>
> And request it with this:
>
> ```
> #!/usr/bin/env python
> # coding: utf-8
> # sudo pip install requests
> import requests
>
> resp = requests.put("http://127.0.0.1:9080/test";, json={
> "key": "key",
> "value": "12345" * (1024 * 1024)
> })
> print(resp.status_code)
> print(resp.text)
> ```
>
> Then I get the result successfully:
>
> ```
> 2021/02/08 09:19:23 [warn] 1416#1416: *1248 a client request body is
buffered to a temporary file .../client_body_temp/0000000001, client:
127.0.0.1, server: , request: "PUT /test HTTP/1.1", host: "127.0.0.1:9080"
> 2021/02/08 09:19:23 [warn] 1416#1416: *1248 [lua] x.lua:55: phase_func():
get key key, client: 127.0.0.1, server: , request: "PUT /test HTTP/1.1", host:
"127.0.0.1:9080"
> ```
>
> The wrong is in somewhere else.
Thanks. I'm struggling with it. Confusing.
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