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#pragma once
#include "session.hpp"
#include <map>
#include <memory>
#include <mutex>
namespace session
{
enum class RetrieveOption
{
BMC_SESSION_ID,
RC_SESSION_ID,
};
constexpr size_t SESSION_ZERO = 0;
constexpr size_t MAX_SESSIONLESS_COUNT = 1;
constexpr size_t MAX_SESSION_COUNT = 15;
/**
* @class Manager
*
* Manager class acts a manager for the IPMI sessions and provides interfaces
* to start a session, stop a session and get reference to the session objects.
*
*/
class Manager
{
public:
// BMC Session ID is the key for the map
using SessionMap = std::map<SessionID, std::shared_ptr<Session>>;
Manager();
~Manager() = default;
Manager(const Manager&) = delete;
Manager& operator=(const Manager&) = delete;
Manager(Manager&&) = default;
Manager& operator=(Manager&&) = default;
/**
* @brief Start an IPMI session
*
* @param[in] remoteConsoleSessID - Remote Console Session ID mentioned
* in the Open SessionRequest Command
* @param[in] priv - Privilege level requested
* @param[in] authAlgo - Authentication Algorithm
* @param[in] intAlgo - Integrity Algorithm
* @param[in] cryptAlgo - Confidentiality Algorithm
*
* @return session handle on success and nullptr on failure
*
*/
std::shared_ptr<Session>
startSession(SessionID remoteConsoleSessID, Privilege priv,
cipher::rakp_auth::Algorithms authAlgo,
cipher::integrity::Algorithms intAlgo,
cipher::crypt::Algorithms cryptAlgo);
/**
* @brief Stop IPMI Session
*
* @param[in] bmcSessionID - BMC Session ID
*
* @return true on success and failure if session ID is invalid
*
*/
bool stopSession(SessionID bmcSessionID);
/**
* @brief Get Session Handle
*
* @param[in] sessionID - Session ID
* @param[in] option - Select between BMC Session ID and Remote Console
* Session ID, Default option is BMC Session ID
*
* @return session handle on success and nullptr on failure
*
*/
std::shared_ptr<Session>
getSession(SessionID sessionID,
RetrieveOption option = RetrieveOption::BMC_SESSION_ID);
private:
/**
* @brief Session Manager keeps the session objects as a sorted
* associative container with Session ID as the unique key
*/
SessionMap sessionsMap;
/**
* @brief Clean Session Stale Entries
*
* Removes the inactive sessions entries from the Session Map
*/
void cleanStaleEntries();
};
} // namespace session
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