Test JWT server to server google drive API access.

Create service account in Cloud Platform Console

• see Using OAuth 2.0 for Server to Server Applications
• Save the privated key generated

Allow impersonation in Admin Console

see ManageOauthClients

Check google-api git repo

read/test/play with samples ...

Read The Fucking Doc

• Google Drive API

Start new node project

• npm i google-auth-library
• npm i googleapis

Start new pascal project

• jwt.pas
• simpleRESClient.pas Simple RESClient Indy based
• gDriveUtils.pas
• sample console projet

{$APPTYPE CONSOLE}
Var GDrive:TrmxGDriveUtils;
begin
  ReportMemoryLeaksOnShutdown:=True;
  GDrive:=TrmxGDriveUtils.Create;
  try GDrive.OnProgress:=procedure (Const aMsg:String) Begin Writeln(aMsg); end;
      GDrive.Test;

  except on E: Exception do
      Writeln(E.ClassName, ': ', E.Message);
  end;