OAuth2 client for obtaining and refreshing of access tokens.
Initialize the client service in the application startup.
public void ConfigureServices(IServiceCollection services)
{
services.InitOAuth2Authenticator();
}This class holds the request logic for all OAuth2 grant types. Injectable over the IOAuth2Authenticator interface.
private readonly IOAuth2Authenticator _authenticator;
await _authenticator.PasswordGrant(url, clientId, username, password);
await _authenticator.RefreshTokenGrant(url, clientId, refreshToken);
await _authenticator.ClientCredentialsGrant(url, clientId, clientSecret);After the request, a OAuth2TokenResponse or null returns.
This class holds common logic which is needed for token handling. Injectable over the IOAuth2TokenHandler interface.
private readonly IOAuth2TokenHandler _handler;
await _handler.RefreshHandler(token, url, clientId, Func<...> /*To get a new token*/, threshold));Checks if the token request was successful.
token.Successful()Checks that the token is not expired.
token.Valid()