Hey Sanjay,

Thanks for the response. Yup, that's where I see that I can add any data I
want in the metadata map. I just wanted to double check that this was the
recommended approach.

Thanks for pointing me to this doc.

- Matt

On Tue, Mar 9, 2021, 6:37 PM Sanjay Pujare <[email protected]> wrote:

> Looking at this
> https://grpc.io/docs/languages/dart/basics/#creating-a-stub which says:
>
> > You can use CallOptions to set auth credentials (for example, GCE
> credentials or JWT credentials) when a service requires them.
>
> Have you looked into using CallOptions?
>
>
> On Tue, Mar 9, 2021 at 3:19 PM Matt Stagitis <[email protected]> wrote:
>
>> Hi all,
>>
>> I am working on a Flutter application that allows users to sign in via
>> Google and Facebook using Firebase. After signing in, a user get's an auth
>> token from Firebase. I'd like to send this auth token alongside each gRPC
>> call so the server can authenticate the signed in user.
>>
>> *Is there a recommended approach for doing so from a Dart gRPC client
>> (the Flutter app)?* I've dug around the docs and haven't found much,
>> other than manually writing the auth token to the request's metadata (not
>> sure if this is the right way to go).
>>
>> Thanks ahead of time!
>>
>> - Matt
>>
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