Files
clio/src/web/AdminVerificationStrategy.hpp
2026-05-13 12:09:06 +01:00

103 lines
3.2 KiB
C++

#pragma once
#include "util/config/ConfigDefinition.hpp"
#include <boost/beast/http.hpp>
#include <boost/beast/http/message.hpp>
#include <boost/beast/http/string_body.hpp>
#include <expected>
#include <memory>
#include <optional>
#include <string>
#include <string_view>
namespace web {
/**
* @brief Interface for admin verification strategies.
*/
class AdminVerificationStrategy {
public:
using RequestHeader = boost::beast::http::request<boost::beast::http::string_body>::header_type;
virtual ~AdminVerificationStrategy() = default;
/**
* @brief Checks whether request is from a host that is considered authorized as admin.
*
* @param request The http request from the client
* @param ip The ip addr of the client
* @return true if authorized; false otherwise
*/
[[nodiscard]] virtual bool
isAdmin(RequestHeader const& request, std::string_view ip) const = 0;
};
/**
* @brief Admin verification strategy that checks the ip address of the client.
*/
class IPAdminVerificationStrategy : public AdminVerificationStrategy {
public:
/**
* @brief Checks whether request is from a host that is considered authorized as admin
* by checking the ip address.
*
* @param ip The ip addr of the client
* @return true if authorized; false otherwise
*/
[[nodiscard]] bool
isAdmin(RequestHeader const&, std::string_view ip) const override;
};
/**
* @brief Admin verification strategy that checks the password from the request header.
*/
class PasswordAdminVerificationStrategy : public AdminVerificationStrategy {
private:
std::string passwordSha256_;
public:
/**
* @brief The prefix for the password in the request header.
*/
static constexpr std::string_view kPasswordPrefix = "Password ";
/**
* @brief Construct a new PasswordAdminVerificationStrategy object
*
* @param password The password to check
*/
PasswordAdminVerificationStrategy(std::string const& password);
/**
* @brief Checks whether request is from a host that is considered authorized as admin using
* the password (if any) from the request.
*
* @param request The request from a host
* @return true if the password from request matches admin password from config
*/
[[nodiscard]] bool
isAdmin(RequestHeader const& request, std::string_view) const override;
};
/**
* @brief Factory function for creating an admin verification strategy.
*
* @param password The optional password to check.
* @return Admin verification strategy. If password is provided, it will be
* PasswordAdminVerificationStrategy. Otherwise, it will be IPAdminVerificationStrategy.
*/
std::shared_ptr<AdminVerificationStrategy>
makeAdminVerificationStrategy(std::optional<std::string> password);
/**
* @brief Factory function for creating an admin verification strategy from server config.
*
* @param serverConfig The clio config.
* @return Admin verification strategy according to the config or an error message.
*/
std::expected<std::shared_ptr<AdminVerificationStrategy>, std::string>
makeAdminVerificationStrategy(util::config::ClioConfigDefinition const& serverConfig);
} // namespace web