shilga

With the new Chapter 4 Elite Dangerous update Frontier implemented for the companion API a new authentication mechanism. The mechanism is based on OAuth2. To get general infos about how OAauth works the following links a good readings:
 - https://aaronparecki.com/oauth-2-simplified/
 - https://www.digitalocean.com/community/tutorials/an-introduction-to-oauth-2

The new mechanism can be tested for example with the tool Postman:
1) Open https://companion.orerve.net/login (Frontier provided this demo web-app)
2) website redirects to https://auth.frontierstore.net/auth?state={random_state}&response_type=code&approval_prompt=auto&redirect_uri=https%3A%2F%2Fcompanion.orerve.net%2Flogin&client_id=4e135d0a-e313-4ace-b76b-22947d1be13e I replaced the state with {random_state} as it should change with each call
3) Login in with the Frontier credentials and grant access to "Companion"
4) Web Auth redirects to https://companion.orerve.net/login?code={auth_request_code}&state={random_state} . The webservice behind this exa