/// <summary>
/// INTERNAL API
/// </summary>
internal void RefreshCurrentState()
{
_cluster.SendCurrentClusterState(_eventBusListener);
}
protected override void OnReceive(object message)
{
var up = message as ClusterEvent.MemberUp;
if (up != null)
{
var mem = up;
Log.Info("Member is Up: {0}", mem.Member);
if (mem.Member.HasRole(ClusterRole.Node.ToString()))
{
_observer?.OnNext(new ClusterEventMessage(mem.Member.UniqueAddress.Uid, ClusterEventType.MemberUp));
}
else
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.CurrentClusterState)
{
var clusterState = (ClusterEvent.CurrentClusterState)message;
var seedNodes = clusterState.Members
.Where(m => m.Roles.Contains(ClusterRole.Seed.ToString()) && m.Status == MemberStatus.Up)
.ToList();
var unreachableNodes = clusterState.Unreachable
.Where(m => m.Roles.Contains(ClusterRole.Seed.ToString()))
.ToList();
var activeSeeds = seedNodes.Select(s => s.UniqueAddress.Uid)
.Except(unreachableNodes.Select(s => s.UniqueAddress.Uid))
.ToList();
if (activeSeeds.Count == 0)
{
Cluster.Unsubscribe(Self);
_observer?.OnNext(new ClusterEventMessage(ClusterEventType.SeedDown));
}
}
else if (message is ClusterEvent.UnreachableMember)
{
var unreachable = (ClusterEvent.UnreachableMember)message;
Log.Info("Member detected as unreachable: {0}", unreachable.Member);
if (unreachable.Member.HasRole(ClusterRole.Node.ToString()))
{
_observer?.OnNext(new ClusterEventMessage(unreachable.Member.UniqueAddress.Uid, ClusterEventType.MemberDown));
}
else if (unreachable.Member.HasRole(ClusterRole.Seed.ToString()))
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.MemberRemoved)
{
var removed = (ClusterEvent.MemberRemoved)message;
Log.Info("Member is Removed: {0}", removed.Member);
if (removed.Member.HasRole(ClusterRole.Node.ToString()))
{
_observer?.OnNext(new ClusterEventMessage(removed.Member.UniqueAddress.Uid, ClusterEventType.MemberDown));
}
else if (removed.Member.HasRole(ClusterRole.Seed.ToString()))
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.IMemberEvent)
{
//IGNORE
var m = (ClusterEvent.IMemberEvent)message;
if (Cluster.SelfMember.UniqueAddress.Uid == m.Member.UniqueAddress.Uid)
{
_observer?.OnNext(new ClusterEventMessage(m.Member.UniqueAddress.Uid, ClusterEventType.Up));
}
}
else
{
Unhandled(message);
}
}
protected override void OnReceive(object message)
{
var up = message as ClusterEvent.MemberUp;
if (up != null)
{
var mem = up;
Log.Info("Member is Up: {0}", mem.Member);
if (mem.Member.HasRole("node"))
{
AssetsCache.Instance.AddNode(mem.Member.UniqueAddress.Uid);
}
else
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.CurrentClusterState)
{
var clusterState = (ClusterEvent.CurrentClusterState)message;
var seedNodes = clusterState.Members
.Where(m => m.Roles.Contains("seed") && m.Status == MemberStatus.Up)
.ToList();
var unreachableNodes = clusterState.Unreachable
.Where(m => m.Roles.Contains("seed"))
.ToList();
var activeSeeds = seedNodes.Select(s => s.UniqueAddress.Uid)
.Except(unreachableNodes.Select(s => s.UniqueAddress.Uid))
.ToList();
if (activeSeeds.Count == 0)
{
Cluster.Unsubscribe(Self);
//this.Self.GracefulStop(TimeSpan.FromSeconds(5)).Wait();
AssetsCache.Instance.Stop();
//this.Self.GracefulStop(TimeSpan.FromMinutes(1));
//this.Cluster.System.Terminate().Wait();
ClusterActorSystemService.OnRestar?.Invoke();
//Cluster.SendCurrentClusterState(Self);
}
//else if (AssetsCache.Instance.IsStopped)
//{
// var nodes = clusterState.Members
// .Where(m => m.Roles.Contains("node") && m.Status == MemberStatus.Up)
// .ToList();
// foreach(var n in nodes)
// {
// if (n.UniqueAddress.Uid != AssetsCache.Instance.CurrentNodeIndex)
// {
// AssetsCache.Instance.AddNode(n.UniqueAddress.Uid);
// }
// }
//}
}
//else if (message is ClusterEvent.MemberWeaklyUp)
//{
// var weaklyUpped = (ClusterEvent.MemberWeaklyUp)message;
//}
//else if (message is ClusterEvent.LeaderChanged)
//{
// var leader = (ClusterEvent.LeaderChanged)message;
// Console.WriteLine($"Leader: {leader.Leader.Host}");
//}
//else if (message is ClusterEvent.MemberJoined)
//{
// var joined = (ClusterEvent.MemberJoined)message;
//}
else if (message is ClusterEvent.UnreachableMember)
{
var unreachable = (ClusterEvent.UnreachableMember)message;
Log.Info("Member detected as unreachable: {0}", unreachable.Member);
if (unreachable.Member.HasRole("node"))
{
Console.WriteLine($"Unreachable: {unreachable.Member.UniqueAddress.Uid}");
AssetsCache.Instance.RemoveNode(unreachable.Member.UniqueAddress.Uid);
}
else if (unreachable.Member.HasRole("seed"))
{
Cluster.SendCurrentClusterState(Self);
//AssetsCache.Instance.RemoveNode(Cluster.SelfMember.UniqueAddress.Uid);
}
}
else if (message is ClusterEvent.MemberRemoved)
{
var removed = (ClusterEvent.MemberRemoved)message;
Log.Info("Member is Removed: {0}", removed.Member);
if (removed.Member.HasRole("node"))
{
AssetsCache.Instance.RemoveNode(removed.Member.UniqueAddress.Uid);
}
else if (removed.Member.HasRole("seed"))
{
//AssetsCache.Instance.RemoveNode(Cluster.SelfMember.UniqueAddress.Uid);
}
}
else if (message is ClusterEvent.IMemberEvent)
{
//IGNORE
var m = (ClusterEvent.IMemberEvent)message;
if (Cluster.SelfMember.UniqueAddress.Uid == m.Member.UniqueAddress.Uid)
{
Console.WriteLine($"My id: {m.Member.UniqueAddress.Uid}");
AssetsCache.Instance.SetNodeId(m.Member.UniqueAddress.Uid);
}
else if (m.Member.HasRole("seed"))
{
AssetsCache.Instance.AddSeedNode(m.Member.UniqueAddress.Uid);
Console.WriteLine($"New seed: {m.Member.UniqueAddress.Uid}");
}
}
else
{
Unhandled(message);
}
}
protected override void OnReceive(object message)
{
var up = message as ClusterEvent.MemberUp;
if (up != null)
{
var mem = up;
Log.Info("Member is Up: {0}", mem.Member);
if (mem.Member.HasRole(Roles.Node))
{
_observer?.OnNext(new Messages.ClusterEvent(mem.Member.UniqueAddress.Uid, ClusterEventType.MemberUp));
//AssetsCache.Instance.AddNode(mem.Member.UniqueAddress.Uid);
}
else
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.CurrentClusterState)
{
var clusterState = (ClusterEvent.CurrentClusterState)message;
var seedNodes = clusterState.Members
.Where(m => m.Roles.Contains(Roles.Seed) && m.Status == MemberStatus.Up)
.ToList();
var unreachableNodes = clusterState.Unreachable
.Where(m => m.Roles.Contains(Roles.Seed))
.ToList();
var activeSeeds = seedNodes.Select(s => s.UniqueAddress.Uid)
.Except(unreachableNodes.Select(s => s.UniqueAddress.Uid))
.ToList();
if (activeSeeds.Count == 0)
{
Cluster.Unsubscribe(Self);
_observer?.OnNext(new Messages.ClusterEvent(ClusterEventType.SeedDown));
//AssetsCache.Instance.Stop();
//ClusterActorSystemService.OnRestar?.Invoke();
}
}
else if (message is ClusterEvent.UnreachableMember)
{
var unreachable = (ClusterEvent.UnreachableMember)message;
Log.Info("Member detected as unreachable: {0}", unreachable.Member);
if (unreachable.Member.HasRole(Roles.Node))
{
Console.WriteLine($"Unreachable: {unreachable.Member.UniqueAddress.Uid}");
_observer?.OnNext(new Messages.ClusterEvent(unreachable.Member.UniqueAddress.Uid, ClusterEventType.MemberDown));
//AssetsCache.Instance.RemoveNode(unreachable.Member.UniqueAddress.Uid);
}
else if (unreachable.Member.HasRole(Roles.Seed))
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.MemberRemoved)
{
var removed = (ClusterEvent.MemberRemoved)message;
Log.Info("Member is Removed: {0}", removed.Member);
if (removed.Member.HasRole(Roles.Node))
{
_observer?.OnNext(new Messages.ClusterEvent(removed.Member.UniqueAddress.Uid, ClusterEventType.MemberDown));
//AssetsCache.Instance.RemoveNode(removed.Member.UniqueAddress.Uid);
}
else if (removed.Member.HasRole(Roles.Seed))
{
Cluster.SendCurrentClusterState(Self);
}
}
else if (message is ClusterEvent.IMemberEvent)
{
//IGNORE
var m = (ClusterEvent.IMemberEvent)message;
if (Cluster.SelfMember.UniqueAddress.Uid == m.Member.UniqueAddress.Uid)
{
_observer?.OnNext(new Messages.ClusterEvent(m.Member.UniqueAddress.Uid, ClusterEventType.Up));
//AssetsCache.Instance.SetNodeId(m.Member.UniqueAddress.Uid);
}
}
else
{
Unhandled(message);
}
}
