More work on DB mirroring.

This commit is contained in:
Adam Ierymenko 2019-08-06 10:42:54 -05:00
parent 3c776675b3
commit 00fb9c475e
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GPG key ID: 1657198823E52A61
12 changed files with 210 additions and 151 deletions

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@ -32,37 +32,48 @@
#include <vector>
#include <memory>
#include <mutex>
#include <set>
namespace ZeroTier {
class DBMirrorSet : public DB::ChangeListener
{
public:
DBMirrorSet();
DBMirrorSet(DB::ChangeListener *listener);
virtual ~DBMirrorSet();
bool hasNetwork(const uint64_t networkId) const;
bool get(const uint64_t networkId,nlohmann::json &network);
bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member);
bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member,DB::NetworkSummaryInfo &info);
bool get(const uint64_t networkId,nlohmann::json &network,std::vector<nlohmann::json> &members);
void networks(std::set<uint64_t> &networks);
bool waitForReady();
bool isReady();
void save(nlohmann::json &record);
bool save(nlohmann::json &record,bool notifyListeners);
void eraseNetwork(const uint64_t networkId);
void eraseMember(const uint64_t networkId,const uint64_t memberId);
void nodeIsOnline(const uint64_t networkId,const uint64_t memberId,const InetAddress &physicalAddress);
// These are called by various DB instances when changes occur.
virtual void onNetworkUpdate(const DB *db,uint64_t networkId,const nlohmann::json &network);
virtual void onNetworkMemberUpdate(const DB *db,uint64_t networkId,uint64_t memberId,const nlohmann::json &member);
virtual void onNetworkMemberDeauthorize(const DB *db,uint64_t networkId,uint64_t memberId);
virtual void onNetworkMemberOnline(const DB *db,uint64_t networkId,uint64_t memberId,const InetAddress &physicalAddress);
virtual void onNetworkUpdate(const void *db,uint64_t networkId,const nlohmann::json &network);
virtual void onNetworkMemberUpdate(const void *db,uint64_t networkId,uint64_t memberId,const nlohmann::json &member);
virtual void onNetworkMemberDeauthorize(const void *db,uint64_t networkId,uint64_t memberId);
inline void addDB(const std::shared_ptr<DB> &db)
{
db->addListener(this);
std::lock_guard<std::mutex> l(_dbs_l);
_dbs.push_back(db);
}
private:
DB::ChangeListener *const _listener;
std::vector< std::shared_ptr< DB > > _dbs;
std::mutex _dbs_l;
mutable std::mutex _dbs_l;
};
} // namespace ZeroTier