public AppendEntry(IObserver<AppendEntryResultMessage> entryReply,
IObservable<AppendEntryMessage> receivedAppendEntryMessage,
IHartbeatTimer hartbeat,
ILogReplication logReplication,
Election election,
ILoggerFactory loggerFactory,
RaftOptions options,
ServerIdentifier serverIdentifier,
IEnumerable<IRaftService> services)
{
_entryReply = entryReply;
_hartbeat = hartbeat;
_receivedDisposable = receivedAppendEntryMessage.Subscribe(RaciveHartbeat);
_logReplication = logReplication;
_election = election;
_options = options;
_serverIdentifier = serverIdentifier;
_services = services;
_logger = loggerFactory.CreateLogger(nameof(AppendEntry) + " " + serverIdentifier);
}
public Node(IVoteReceived voteReceived,
IAppendEntry appendEntry,
IHartbeatTimer hartbeat,
ILoggerFactory loggerFactory,
IObservableProvider observableProvider,
ILogReplication logReplication,
ServerIdentifier serverIdentifier)
{
_logReplication = logReplication;
_serverIdentifier = serverIdentifier;
_hartbeatTimer = hartbeat;
_stateMachine = new Machine<ServerStateType, ServerStateType>(ServerStateType.Candidate,
loggerFactory, observableProvider);
_stateMachine.On(ServerStateType.Follower)
.OnEntry(() =>
{
hartbeat.Subscribe(_stateMachine);
})
.OnEntrySubscribe<Follower>()
.Permit(ServerStateType.Candidate, ServerStateType.Candidate);
_stateMachine.On(ServerStateType.Candidate)
.OnEntrySubscribe<Candidate>()
.OnEntry(hartbeat.Reset)
.Permit(ServerStateType.Follower, ServerStateType.Follower)
.Permit(ServerStateType.Leader, ServerStateType.Leader)
.Permit(ServerStateType.Candidate, ServerStateType.Candidate);
_stateMachine.On(ServerStateType.Leader)
.OnEntrySubscribe<Leader>()
.Permit(ServerStateType.Follower, ServerStateType.Follower);
_voteReceivedeDispose = voteReceived.Subscribe(_stateMachine);
_appendEntryDispose = appendEntry.Subscribe(_stateMachine);
_stateMachine.OnNext(ServerStateType.Follower);
}
public Leader(IElection election,
IHartbeatTimer hartbeat,
IObservable<AppendEntryResultMessage> reply,
IObserver<AppendEntryMessage> append,
IObserver<ClientResultMessage> clientReply,
IObservable<ClientMessage> client,
ILogReplication logReplication,
Nodes nodes,
ILoggerFactory loggerFactory,
RaftOptions options,
ServerIdentifier serverIdentifier)
{
_isDispose = false;
_hartbeat = hartbeat;
_append = append;
_clientReply = clientReply;
_client = client;
_logReplication = logReplication;
_nodes = nodes;
_options = options;
_serverIdentifier = serverIdentifier;
_election = election;
_logger = loggerFactory.CreateLogger(nameof(Leader) + " " + serverIdentifier);
if (_options.UseLogging)
_logger.LogInformation($"{nameof(ServerStateType.Leader)}");
// Reinitialized after election
NextIndex = new ConcurrentDictionary<ServerIdentifier, int>();
MatchIndex = new ConcurrentDictionary<ServerIdentifier, int>();
_hartbeat.Leader(SendHartbeat);
_replyDispose = reply.Subscribe(EntryReplyMessageRecived);
_clientReplyDispose = client.Subscribe(ClientMessageRecived);
}