AppEngine Auth

githubInAppEngine.go

ctx := appengine.NewContext(request)	
hc := &http.Client{
		Transport: &oauth2.Transport{
			Source: oauth2.StaticTokenSource(&oauth2.Token{AccessToken: githubToken}),
			Base:   &urlfetch.Transport{Context: ctx},
		},
	}

grpcInAppEngine.go

func dialService(ctx context.Context, address string) (*grpc.ClientConn, error) {
	dialer := func(addr string, timeout time.Duration) (net.Conn, error) {
		return socket.DialTimeout(ctx, "tcp", addr, timeout)
	}
	return grpc.Dial(address, grpc.WithInsecure(), grpc.WithDialer(dialer))
}