To add to Nico's answer, you can directly fetch the token by using https://github.com/google/oauth2l for a specific scope you are interested in, like this for the cloud platform (which the Speech API is part of <https://developers.google.com/identity/protocols/googlescopes>):
$ ~/.local/bin/oauth2l fetch -f bare cloud-platform Hope it helps, `p On Wednesday, August 24, 2016 at 10:09:54 PM UTC-4, Nicolas Noble wrote: > > It depends on your platform. But basically, you need to use and > authenticate with the gcloud command line tool, which will create the token > for you that will be read by grpc automatically. > > See https://cloud.google.com/sdk/gcloud/reference/auth/login about how to > do that. > > On Wed, Aug 24, 2016, 18:43 Manh Tran <[email protected] <javascript:>> > wrote: > >> Hi, >> >> I'm writing a gRPC client connect to google cloud speech. I think it >> needs an access token to connect to google cloud. Please tell me how to get >> an access token OAuth2 on gRPC C++. >> >> Thanks. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "grpc.io" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/grpc-io/25d7e7d5-8d67-4f0c-96bd-775a9397e4d4%40googlegroups.com >> >> <https://groups.google.com/d/msgid/grpc-io/25d7e7d5-8d67-4f0c-96bd-775a9397e4d4%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/grpc-io/61a55240-4953-444a-84a1-734354bca60a%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
