-define(APP, emqx_auth_http). -record(auth_metrics, { success = 'client.auth.success', failure = 'client.auth.failure', ignore = 'client.auth.ignore' }). -define(METRICS(Type), tl(tuple_to_list(#Type{}))). -define(METRICS(Type, K), #Type{}#Type.K). -define(AUTH_METRICS, ?METRICS(auth_metrics)). -define(AUTH_METRICS(K), ?METRICS(auth_metrics, K)).