public Task UpdateMemberStatusValueAsync(Cluster cluster, IMemberStatusValue statusValue)
{
cluster.System.Root.Send(_clusterMonitor, new Messages.UpdateStatusValue {
StatusValue = statusValue
});
return(Actor.Done);
}
public Task RegisterMemberAsync(
Cluster cluster, string clusterName, string host, int port, string[] kinds,
IMemberStatusValue statusValue, IMemberStatusValueSerializer serializer
)
{
var props = Props.FromFunc(
ctx =>
{
if (ctx.Message is GetKinds && ctx.Sender != null)
{
ctx.Respond(new GetKindsResponse {
Kinds = { _kinds }
});
}
return(Actor.Done);
}
);
cluster.Remote.Serialization.RegisterFileDescriptor(ProtosReflection.Descriptor);
cluster.Remote.RegisterKnownKind(KindsResponder, props);
_kinds = kinds;
_okStatus = serializer.Deserialize("Ok!");
_koStatus = serializer.Deserialize("Ko!");
_isServer = host == _serverHost && port == _serverPort;
return(Actor.Done);
}
public async Task UpdateMemberStatusValueAsync(IMemberStatusValue statusValue)
{
_statusValue = statusValue;
if (_statusValue == null)
{
return;
}
if (string.IsNullOrEmpty(_id))
{
return;
}
//register a semi unique ID for the current process
var kvKey = $"{_clusterName}/{_address}:{_port}/StatusValue"; //slash should be present
var value = _statusValueSerializer.ToValueBytes(statusValue);
await _client.KV.Put(new KVPair(kvKey)
{
//Write the ID for this member.
//the value is later used to see if an existing node have changed its ID over time
//meaning that it has Re-joined the cluster.
Value = value
}, new WriteOptions());
}
private Task RegisterService(IMemberStatusValue statusValue, ISpawnerContext context)
{
var registration = new AgentServiceRegistration
{
ID = _id,
Name = _clusterName,
Tags = _kinds,
Address = _address,
Port = _port,
Meta = new Dictionary <string, string>
{
{ "StatusValue", _statusValueSerializer.Serialize(statusValue) },
{ "DeregisterInterval", _options.DeregisterCritical.TotalSeconds.ToString(CultureInfo.InvariantCulture) }
},
Check = new AgentServiceCheck
{
DeregisterCriticalServiceAfter = _options.DeregisterCritical,
TTL = _options.ServiceTtl
}
};
Logger.LogDebug("Registering service {Service}", _id);
_registered = true;
_statusValue = statusValue;
var ttlCheckProps = Props.FromProducer(() => new ConsulCheckin(_client, _id, _options.RefreshTtl));
_ttlCheck = context.Spawn(ttlCheckProps);
return(_client.Agent.ServiceRegister(registration));
}
public MemberStatus(string memberId, string host, int port, IReadOnlyCollection <string> kinds, bool alive, IMemberStatusValue statusValue)
{
MemberId = memberId;
Host = host ?? throw new ArgumentNullException(nameof(host));
Kinds = kinds ?? throw new ArgumentNullException(nameof(kinds));
Port = port;
Alive = alive;
StatusValue = statusValue;
}
public bool IsSame(IMemberStatusValue val)
{
if (val is SeededLocalClusterProviderMemberStatusValue statusValue)
{
return(statusValue._memberId.Equals(_memberId));
}
return(false);
}
public Task RegisterMemberAsync(string clusterName, string host, int port, string[] kinds, IMemberStatusValue statusValue, IMemberStatusValueSerializer serializer)
{
_kinds = kinds;
_okStatus = serializer.FromValueBytes(Encoding.UTF8.GetBytes("Ok!"));
_koStatus = serializer.FromValueBytes(Encoding.UTF8.GetBytes("Ko!"));
_isServer = host == _serverHost && port == _serverPort;
return(Actor.Done);
}
public async Task RegisterMemberAsync(string clusterName, string address, int port, string[] kinds, IMemberStatusValue statusValue, IMemberStatusValueSerializer statusValueSerializer)
{
_id = $"{clusterName}@{address}:{port}";
_clusterName = clusterName;
_address = address;
_port = port;
_kinds = kinds;
_index = 0;
_statusValue = statusValue;
_statusValueSerializer = statusValueSerializer;
await RegisterServiceAsync();
await RegisterMemberValsAsync();
UpdateTtl();
}
public Task UpdateMemberStatusValueAsync(Cluster cluster, IMemberStatusValue statusValue) => Actor.Done;
public byte[] ToValueBytes(IMemberStatusValue val)
{
var dVal = (WeightedMemberStatusValue)val;
return(Encoding.UTF8.GetBytes(dVal.Weight.ToString()));
}
public ClusterConfig WithInitialMemberStatusValue(IMemberStatusValue statusValue)
{
InitialMemberStatusValue = statusValue;
return(this);
}
public Task RegisterMemberAsync(Cluster cluster,
string clusterName, string address, int port, string[] kinds, IMemberStatusValue statusValue,
IMemberStatusValueSerializer statusValueSerializer
)
{
var props = Props
.FromProducer(() => new ConsulClusterMonitor(cluster.System, _options, _consulConfig))
.WithGuardianSupervisorStrategy(Supervision.AlwaysRestartStrategy)
.WithDispatcher(Mailbox.Dispatchers.SynchronousDispatcher);
_clusterMonitor = cluster.System.Root.SpawnNamed(props, "ClusterMonitor");
cluster.System.Root.Send(
_clusterMonitor, new Messages.RegisterMember
{
ClusterName = clusterName,
Address = address,
Port = port,
Kinds = kinds,
StatusValue = statusValue,
StatusValueSerializer = statusValueSerializer
}
);
return(Actor.Done);
}
public byte[] ToValueBytes(IMemberStatusValue val)
{
return(null);
}
public Task UpdateMemberStatusValueAsync(IMemberStatusValue statusValue) => Actor.Done;
public string Serialize(IMemberStatusValue val)
{
var dVal = (WeightedMemberStatusValue)val;
return(dVal.Weight.ToString());
}
public Task RegisterMemberAsync(string clusterName, string h, int p, string[] kinds, IMemberStatusValue statusValue, IMemberStatusValueSerializer serializer)
{
return(Task.FromResult(0));
}
public bool IsSame(IMemberStatusValue val)
{
return(Weight == (val as WeightedMemberStatusValue)?.Weight);
}
public bool IsSame(IMemberStatusValue val) => Weight == (val as WeightedMemberStatusValue)?.Weight;
public Task UpdateMemberStatusValueAsync(IMemberStatusValue statusValue)
{
return(Task.FromResult(0));
}