activemasternode.h

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// Copyright (c) 2014-2017 The Dash Core developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef ACTIVEMASTERNODE_H
#define ACTIVEMASTERNODE_H

#include "net.h"
#include "key.h"
#include "wallet/wallet.h"

class CActiveMasternode;

static const int ACTIVE_MASTERNODE_INITIAL          = 0; // initial state
static const int ACTIVE_MASTERNODE_SYNC_IN_PROCESS  = 1;
static const int ACTIVE_MASTERNODE_INPUT_TOO_NEW    = 2;
static const int ACTIVE_MASTERNODE_NOT_CAPABLE      = 3;
static const int ACTIVE_MASTERNODE_STARTED          = 4;

extern CActiveMasternode activeMasternode;

// Responsible for activating the Masternode and pinging the network
class CActiveMasternode
{
public:
    enum masternode_type_enum_t {
        MASTERNODE_UNKNOWN = 0,
        MASTERNODE_REMOTE  = 1,
        MASTERNODE_LOCAL   = 2
    };

private:
    // critical section to protect the inner data structures
    mutable CCriticalSection cs;

    masternode_type_enum_t eType;

    bool fPingerEnabled;

    bool SendMasternodePing(CConnman& connman);

    //  sentinel ping data
    int64_t nSentinelPingTime;
    uint32_t nSentinelVersion;

public:
    // Keys for the active Masternode
    CPubKey pubKeyMasternode;
    CKey keyMasternode;

    // Initialized while registering Masternode
    COutPoint outpoint;
    CService service;

    int nState; // should be one of ACTIVE_MASTERNODE_XXXX
    std::string strNotCapableReason;


    CActiveMasternode()
        : eType(MASTERNODE_UNKNOWN),
          fPingerEnabled(false),
          pubKeyMasternode(),
          keyMasternode(),
          outpoint(),
          service(),
          nState(ACTIVE_MASTERNODE_INITIAL)
    {}

    void ManageState(CConnman& connman);

    std::string GetStateString() const;
    std::string GetStatus() const;
    std::string GetTypeString() const;

    bool UpdateSentinelPing(int version);

private:
    void ManageStateInitial(CConnman& connman);
    void ManageStateRemote();
    void ManageStateLocal(CConnman& connman);
};

#endif