Shouldn’t you just be taking the content length from the header if forwarding
the same body. There is no need for the length of the body.
> On Feb 5, 2019, at 6:53 PM, Burak Serdar <bser...@ieee.org> wrote:
>
>> On Tue, Feb 5, 2019 at 5:18 PM Dan Kortschak <d...@kortschak.io> wrote:
>>
>> Personally, I think this is a bug in the behaviour of NewRequest. See h
>> ttps://github.com/golang/go/issues/18117 for some additional context.
>
> Agreed. One solution could be to have:
>
> type HasLen interface {
> int Len()
> }
>
> Then have NopCloser return a nopCloser with len if the underlying
> implementation has len, with the obvious changes to NewRequest.Ugly,
> but can be done without API changes.
>
>
>
>>
>>> On Tue, 2019-02-05 at 05:18 -0800, matteo.biage...@gmail.com wrote:
>>> I've the following situation:
>>> I proxy a request to another server and when I made a POST and create
>>> a new
>>> request, the contentLength is zero:
>>>
>>> req2, _ := http.NewRequest(req.Method, newApiUrl , req.Body)
>>> fmt.Println("New request from body:", req2.ContentLength) //
>>> print 0
>>>
>>> Checking in the source code of the NewRequest func Body don't respect
>>> some
>>> interface and populate the ContentLength field.
>>>
>>> Could be a bug? Which could be a valid approach in order to create a
>>> new
>>> request from an existing one and correct set the Body length?
>>>
>>> A working example here:
>>>
>>> https://play.golang.org/p/SvCDLj0NrXb
>>>
>>> Thanks!
>>>
>>
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