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@ -9,33 +9,17 @@ using ZeroLevel.Services.Serialization;
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namespace ZeroLevel.Network
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{
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public interface IExchange
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: IClientSet, IDisposable
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{
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void UseDiscovery();
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void UseDiscovery(string endpoint);
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void UseDiscovery(IPEndPoint endpoint);
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IRouter UseHost();
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IRouter UseHost(int port);
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IRouter UseHost(IPEndPoint endpoint);
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IServiceRoutesStorage RoutesStorage { get; }
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ExClient GetConnection(string alias);
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ExClient GetConnection(IPEndPoint endpoint);
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}
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/// <summary>
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/// Provides data exchange between services
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/// </summary>
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internal sealed class Exchange :
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IExchange
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{
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private readonly ServiceRouteStorage _aliases = new ServiceRouteStorage();
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private readonly ServiceRouteStorage _dicovery_aliases = new ServiceRouteStorage();
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private readonly ServiceRouteStorage _user_aliases = new ServiceRouteStorage();
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private readonly ExClientServerCachee _cachee = new ExClientServerCachee();
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public IServiceRoutesStorage RoutesStorage => _aliases;
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public IServiceRoutesStorage RoutesStorage => _user_aliases;
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private readonly IZeroService _owner;
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#region Ctor
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@ -325,8 +309,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumerator(alias).ToList();
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -344,8 +331,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumerator(alias).ToList();
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -362,8 +352,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumeratorByGroup(serviceGroup).ToList();
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -381,8 +374,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumeratorByGroup(serviceGroup).ToList();
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -399,8 +395,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumeratorByType(serviceType).ToList();
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Tresponse>(clients, inbox));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -438,8 +437,11 @@ namespace ZeroLevel.Network
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try
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{
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var clients = GetClientEnumeratorByType(serviceType).ToList();
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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if (clients.Count > 0)
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{
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callback(_RequestBroadcast<Trequest, Tresponse>(clients, inbox, data));
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return true;
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}
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}
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catch (Exception ex)
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{
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@ -460,7 +462,7 @@ namespace ZeroLevel.Network
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try
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{
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var discoveryEndpoint = Configuration.Default.First("discovery");
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_aliases.Set(BaseSocket.DISCOVERY_ALIAS, NetUtils.CreateIPEndPoint(discoveryEndpoint));
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_user_aliases.Set(BaseSocket.DISCOVERY_ALIAS, NetUtils.CreateIPEndPoint(discoveryEndpoint));
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RestartDiscoveryTasks();
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}
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catch (Exception ex)
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@ -473,7 +475,7 @@ namespace ZeroLevel.Network
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{
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try
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{
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_aliases.Set(BaseSocket.DISCOVERY_ALIAS, NetUtils.CreateIPEndPoint(discoveryEndpoint));
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_user_aliases.Set(BaseSocket.DISCOVERY_ALIAS, NetUtils.CreateIPEndPoint(discoveryEndpoint));
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RestartDiscoveryTasks();
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}
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catch (Exception ex)
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@ -486,7 +488,7 @@ namespace ZeroLevel.Network
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{
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try
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{
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_aliases.Set(BaseSocket.DISCOVERY_ALIAS, discoveryEndpoint);
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_user_aliases.Set(BaseSocket.DISCOVERY_ALIAS, discoveryEndpoint);
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RestartDiscoveryTasks();
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}
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catch (Exception ex)
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@ -511,7 +513,7 @@ namespace ZeroLevel.Network
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private void RegisterServicesInDiscovery()
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{
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var discovery_endpoint = _aliases.Get(BaseSocket.DISCOVERY_ALIAS);
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var discovery_endpoint = _user_aliases.Get(BaseSocket.DISCOVERY_ALIAS);
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if (discovery_endpoint.Success)
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{
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var discoveryClient = _cachee.GetClient(discovery_endpoint.Value, true);
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@ -542,7 +544,7 @@ namespace ZeroLevel.Network
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private void UpdateServiceListFromDiscovery()
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{
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var discovery_endpoint = _aliases.Get(BaseSocket.DISCOVERY_ALIAS);
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var discovery_endpoint = _user_aliases.Get(BaseSocket.DISCOVERY_ALIAS);
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if (discovery_endpoint.Success)
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{
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var discoveryClient = _cachee.GetClient(discovery_endpoint.Value, true);
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@ -556,25 +558,34 @@ namespace ZeroLevel.Network
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return;
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}
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var endpoints = new HashSet<IPEndPoint>();
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foreach (var service in records)
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_dicovery_aliases.BeginUpdate();
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try
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{
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endpoints.Clear();
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foreach (var ep in service.Endpoints)
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foreach (var service in records)
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{
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try
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{
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var endpoint = NetUtils.CreateIPEndPoint(ep);
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endpoints.Add(endpoint);
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}
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catch
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endpoints.Clear();
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foreach (var ep in service.Endpoints)
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{
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Log.SystemWarning($"[Exchange.UpdateServiceListFromDiscovery] Can't parse address {ep} as IPEndPoint");
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try
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{
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var endpoint = NetUtils.CreateIPEndPoint(ep);
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endpoints.Add(endpoint);
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}
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catch
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{
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Log.SystemWarning($"[Exchange.UpdateServiceListFromDiscovery] Can't parse address {ep} as IPEndPoint");
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}
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}
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_dicovery_aliases.Set(service.ServiceKey,
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service.ServiceType,
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service.ServiceGroup,
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endpoints);
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}
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_aliases.Set(service.ServiceKey,
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service.ServiceType,
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service.ServiceGroup,
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endpoints);
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_dicovery_aliases.Commit();
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}
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catch
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{
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_dicovery_aliases.Rollback();
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}
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});
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if (!ir.Success)
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@ -592,19 +603,30 @@ namespace ZeroLevel.Network
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public ExClient GetConnection(string alias)
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{
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var address = _aliases.Get(alias);
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if (address.Success)
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{
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return _cachee.GetClient(address.Value, true);
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}
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try
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if (_update_discovery_table_task != -1)
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{
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var endpoint = NetUtils.CreateIPEndPoint(alias);
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return _cachee.GetClient(endpoint, true);
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var address = _dicovery_aliases.Get(alias);
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if (address.Success)
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{
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return _cachee.GetClient(address.Value, true);
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}
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}
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catch (Exception ex)
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else
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{
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Log.SystemError(ex, "[Exchange.GetConnection]");
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var address = _user_aliases.Get(alias);
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if (address.Success)
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{
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return _cachee.GetClient(address.Value, true);
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}
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try
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{
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var endpoint = NetUtils.CreateIPEndPoint(alias);
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return _cachee.GetClient(endpoint, true);
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}
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catch (Exception ex)
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{
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Log.SystemError(ex, "[Exchange.GetConnection]");
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}
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}
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return null;
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}
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@ -640,21 +662,111 @@ namespace ZeroLevel.Network
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#endregion
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#region Private
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private IEnumerable<IPEndPoint> GetAllAddresses(string serviceKey)
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{
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if (_update_discovery_table_task != -1)
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{
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var dr = _dicovery_aliases.GetAll(serviceKey);
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var ur = _user_aliases.GetAll(serviceKey);
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if (dr.Success && ur.Success)
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{
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return Enumerable.Union<IPEndPoint>(dr.Value, ur.Value);
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}
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else if (dr.Success)
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{
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return dr.Value;
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}
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else if (ur.Success)
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{
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return ur.Value;
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}
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}
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else
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{
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var result = _user_aliases.GetAll(serviceKey);
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if (result.Success)
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{
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return result.Value;
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}
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}
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return null;
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}
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private IEnumerable<IPEndPoint> GetAllAddressesByType(string serviceType)
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{
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if (_update_discovery_table_task != -1)
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{
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var dr = _dicovery_aliases.GetAllByType(serviceType);
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var ur = _user_aliases.GetAllByType(serviceType);
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if (dr.Success && ur.Success)
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{
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return Enumerable.Union<IPEndPoint>(dr.Value, ur.Value);
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}
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else if (dr.Success)
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{
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return dr.Value;
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}
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else if (ur.Success)
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{
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return ur.Value;
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}
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}
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else
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{
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var result = _user_aliases.GetAllByType(serviceType);
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if (result.Success)
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{
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return result.Value;
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}
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}
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return null;
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}
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private IEnumerable<IPEndPoint> GetAllAddressesByGroup(string serviceGroup)
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{
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if (_update_discovery_table_task != -1)
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{
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var dr = _dicovery_aliases.GetAllByGroup(serviceGroup);
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var ur = _user_aliases.GetAllByGroup(serviceGroup);
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if (dr.Success && ur.Success)
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{
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return Enumerable.Union<IPEndPoint>(dr.Value, ur.Value);
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}
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else if (dr.Success)
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{
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return dr.Value;
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}
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else if (ur.Success)
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{
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return ur.Value;
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}
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}
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else
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{
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var result = _user_aliases.GetAllByGroup(serviceGroup);
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if (result.Success)
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{
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return result.Value;
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}
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}
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return null;
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}
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private IEnumerable<ExClient> GetClientEnumerator(string serviceKey)
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{
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InvokeResult<IEnumerable<IPEndPoint>> candidates;
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IEnumerable<IPEndPoint> candidates;
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try
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{
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candidates = _aliases.GetAll(serviceKey);
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candidates = GetAllAddresses(serviceKey);
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}
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catch (Exception ex)
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{
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Log.SystemError(ex, $"[Exchange.GetClientEnumerator] Error when trying get endpoints for service key '{serviceKey}'");
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candidates = null;
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}
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if (candidates != null && candidates.Success && candidates.Value.Any())
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if (candidates != null && candidates.Any())
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{
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foreach (var endpoint in candidates.Value)
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foreach (var endpoint in candidates)
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{
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ExClient transport;
|
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|
try
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|
@ -677,19 +789,19 @@ namespace ZeroLevel.Network
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private IEnumerable<ExClient> GetClientEnumeratorByType(string serviceType)
|
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|
{
|
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|
|
|
InvokeResult<IEnumerable<IPEndPoint>> candidates;
|
|
|
|
|
IEnumerable<IPEndPoint> candidates;
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
candidates = _aliases.GetAllByType(serviceType);
|
|
|
|
|
candidates = GetAllAddressesByType(serviceType);
|
|
|
|
|
}
|
|
|
|
|
catch (Exception ex)
|
|
|
|
|
{
|
|
|
|
|
Log.SystemError(ex, $"[Exchange.GetClientEnumeratorByType] Error when trying get endpoints for service type '{serviceType}'");
|
|
|
|
|
candidates = null;
|
|
|
|
|
}
|
|
|
|
|
if (candidates != null && candidates.Success && candidates.Value.Any())
|
|
|
|
|
if (candidates != null && candidates.Any())
|
|
|
|
|
{
|
|
|
|
|
foreach (var endpoint in candidates.Value)
|
|
|
|
|
foreach (var endpoint in candidates)
|
|
|
|
|
{
|
|
|
|
|
ExClient transport;
|
|
|
|
|
try
|
|
|
|
|
@ -712,19 +824,19 @@ namespace ZeroLevel.Network
|
|
|
|
|
|
|
|
|
|
private IEnumerable<ExClient> GetClientEnumeratorByGroup(string serviceGroup)
|
|
|
|
|
{
|
|
|
|
|
InvokeResult<IEnumerable<IPEndPoint>> candidates;
|
|
|
|
|
IEnumerable<IPEndPoint> candidates;
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
candidates = _aliases.GetAllByGroup(serviceGroup);
|
|
|
|
|
candidates = GetAllAddressesByGroup(serviceGroup);
|
|
|
|
|
}
|
|
|
|
|
catch (Exception ex)
|
|
|
|
|
{
|
|
|
|
|
Log.SystemError(ex, $"[Exchange.GetClientEnumeratorByGroup] Error when trying get endpoints for service group '{serviceGroup}'");
|
|
|
|
|
candidates = null;
|
|
|
|
|
}
|
|
|
|
|
if (candidates != null && candidates.Success && candidates.Value.Any())
|
|
|
|
|
if (candidates != null && candidates.Any())
|
|
|
|
|
{
|
|
|
|
|
foreach (var service in candidates.Value)
|
|
|
|
|
foreach (var service in candidates)
|
|
|
|
|
{
|
|
|
|
|
ExClient transport;
|
|
|
|
|
try
|
|
|
|
|
@ -752,23 +864,23 @@ namespace ZeroLevel.Network
|
|
|
|
|
/// <returns>true - service called succesfully</returns>
|
|
|
|
|
private bool CallService(string serviceKey, Func<ExClient, bool> callHandler)
|
|
|
|
|
{
|
|
|
|
|
InvokeResult<IEnumerable<IPEndPoint>> candidates;
|
|
|
|
|
IEnumerable<IPEndPoint> candidates;
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
candidates = _aliases.GetAll(serviceKey);
|
|
|
|
|
candidates = GetAllAddresses(serviceKey);
|
|
|
|
|
}
|
|
|
|
|
catch (Exception ex)
|
|
|
|
|
{
|
|
|
|
|
Log.SystemError(ex, $"[Exchange.CallService] Error when trying get endpoints for service key '{serviceKey}'");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
if (candidates == null || !candidates.Success || candidates.Value.Any() == false)
|
|
|
|
|
if (candidates == null || candidates.Any() == false)
|
|
|
|
|
{
|
|
|
|
|
Log.Debug($"[Exchange.CallService] Not found endpoints for service key '{serviceKey}'");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
var success = false;
|
|
|
|
|
foreach (var endpoint in candidates.Value)
|
|
|
|
|
foreach (var endpoint in candidates)
|
|
|
|
|
{
|
|
|
|
|
ExClient transport;
|
|
|
|
|
try
|
|
|
|
|
|
a.bozhenov
5 years ago