auth_checker_base.hpp

#pragma once
 
#include <memory>
#include <optional>
#include <string>
 
#include <userver/server/auth/user_auth_info.hpp>
#include <userver/server/handlers/exceptions.hpp>
#include <userver/server/http/http_request.hpp>
#include <userver/server/request/request_context.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace server::handlers::auth {
 
struct AuthCheckResult {
    enum class Status { kTokenNotFound, kInternalCheckFailure, kInvalidToken, kForbidden, kOk };
 
    Status status{Status::kOk};
    std::optional<std::string> reason{};
    std::optional<std::string> ext_reason{};
    std::optional<HandlerErrorCode> code{};
};
 
const std::string& GetDefaultReasonForStatus(AuthCheckResult::Status status);
void RaiseForStatus(const AuthCheckResult& auth_check);
 
class AuthCheckerBase {
public:
    virtual ~AuthCheckerBase();
 
    [[nodiscard]] virtual AuthCheckResult CheckAuth(const http::HttpRequest& request, request::RequestContext& context)
        const = 0;
 
    [[nodiscard]] virtual bool SupportsUserAuth() const noexcept = 0;
 
protected:
    void SetUserAuthInfo(server::request::RequestContext& request_context, server::auth::UserAuthInfo&& info) const;
};
 
using AuthCheckerBasePtr = std::shared_ptr<AuthCheckerBase>;
 
}  // namespace server::handlers::auth
 
USERVER_NAMESPACE_END