Erlang DTLS SRTP extension support

[Kaiduan Xie]

Good news Max and Pablo, when can we have it in OTP 24?

Thanks,

/Kaiduan

On Thu, Apr 8, 2021 at 4:33 PM pablo platt <pablo.platt@REDACTED> wrote:

> There is a PR to add custom hello extensions [1] and PR specifically for
> DTLS SRTP [2].
> For WebRTC we should be able to dynamically select SRTP_AEAD_AES_128_GCM
> or SRTP_AES128_CM_HMAC_SHA1_80 based on supported extensions in client
> hello.
> I really hope otp 24 will add official support for DTLS SRTP. WebRTC is
> massive and the change required in erlang is minimal (20 lines of code?)
>
> [1] https://github.com/erlang/otp/pull/4642
> [2]
> https://github.com/stolen/otp/commit/e4b416708ffb5ee0e75793c3c627983b83db5081
>
> On Thu, Apr 8, 2021 at 11:25 PM Max Lapshin <max.lapshin@REDACTED> wrote:
>
>> No.
>>
>> We have a patch for erl24 that may help to implement it and I hope to
>> publish it soon.
>>
>> OTP team has done a great job and now it is almost possible to run
>> webrtc with vanilla erlang (we had to use a separate tls
>> implementation for it).
>>
>> On Thu, Apr 8, 2021 at 10:25 PM Kaiduan Xie <kaiduanx@REDACTED> wrote:
>> >
>> > Hi,
>> >
>> > Does Erlang DTLS implementation support SRTP extension? I would like to
>> write a WebRTC server in Erlang.
>> >
>> > Best regards,
>> >
>> > /Kaiduan
>> > --
>> > Founder of Goodstartsoft
>> > https://www.goodstartsoft.com
>>
>

-- 
Founder of Goodstartsoft
https://www.goodstartsoft.com
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