/** * <summary> * This method will create a client with default configuration. Note that this method expects that * first node will bind rest binary protocol on default port. It also expects that partitioned cache is * configured in grid.</summary> * * <param name="passcode">Passcode.</param> * <returns>Client instance.</returns> * <exception cref="GridClientException">If client could not be created.</exception> */ private static IGridClient CreateClient(String passcode) { var partitioned = new GridClientDataConfiguration(); // Set remote cache name. partitioned.Name = "partitioned"; // Set client partitioned affinity for this cache. partitioned.Affinity = new GridClientPartitionedAffinity(); var cc = new GridClientConfiguration(); cc.DataConfigurations.Add(partitioned); // Point client to a local node. cc.Servers.Add(ServerAddress + ":" + GridClientConfiguration.DefaultTcpPort); // Set passcode credentials. cc.Credentials = passcode; // If we use ssl, set appropriate key- and trust-store. if (UseSsl) { var sslCtx = new GridClientSslContext(); sslCtx.ClientCertificates.Add(new X509Certificate2("cert\\client.pfx", "123456")); cc.SslContext = sslCtx; } return GridClientFactory.Start(cc); }
/** * <summary> * This method will create a client with default configuration. Note that this method expects that * first node will bind rest binary protocol on default port.</summary> * * <returns>Client instance.</returns> * <exception cref="GridClientException">If client could not be created.</exception> */ private static IGridClient CreateClient() { var cfg = new GridClientConfiguration(); // Point client to a local node. Note that this server is only used // for initial connection. After having established initial connection // client will make decisions which grid node to use based on collocation // with key affinity or load balancing. cfg.Servers.Add(ServerAddress + ':' + GridClientConfiguration.DefaultTcpPort); return(GridClientFactory.Start(cfg)); }
/** * <summary> * This method will create a client with default configuration. Note that this method expects that * first node will bind rest binary protocol on default port. It also expects that partitioned cache is * configured in grid.</summary> * * <returns>Client instance.</returns> * <exception cref="GridClientException">If client could not be created.</exception> */ private static IGridClient CreateClient() { var cacheCfg = new GridClientDataConfiguration(); // Set remote cache name. cacheCfg.Name = "partitioned"; // Set client partitioned affinity for this cache. cacheCfg.Affinity = new GridClientPartitionAffinity(); var cfg = new GridClientConfiguration(); cfg.DataConfigurations.Add(cacheCfg); // Point client to a local node. Note that this server is only used // for initial connection. After having established initial connection // client will make decisions which grid node to use based on collocation // with key affinity or load balancing. cfg.Servers.Add(ServerAddress + ':' + GridClientConfiguration.DefaultTcpPort); return(GridClientFactory.Start(cfg)); }
/** * <summary> * Creates a new client based on a given configuration.</summary> * * <param name="id">Client identifier.</param> * <param name="cfg0">Client configuration.</param> * <exception cref="GridClientException">If client configuration is incorrect.</exception> * <exception cref="GridClientServerUnreachableException">If none of the servers specified in configuration can be reached.</exception> */ public GridClientImpl(Guid id, IGridClientConfiguration cfg0) { Id = id; cfg = new GridClientConfiguration(cfg0); ICollection<IPEndPoint> srvs = new List<IPEndPoint>(cfg.Servers.Count); foreach (String srvStr in cfg.Servers) { String[] split = srvStr.Split(":".ToCharArray()); if (split.Length != 2) throw new GridClientException("Failed to create client (invalid endpoint format, expected 'IPv4:Port'): " + srvStr); IPAddress addr; if (!IPAddress.TryParse(split[0], out addr)) throw new GridClientException("Failed to create client (invalid address format): " + srvStr); int port; if (!int.TryParse(split[1], out port)) throw new GridClientException("Failed to create client (invalid port format): " + srvStr); srvs.Add(new IPEndPoint(addr, port)); } top = new GridClientTopology(id, cfg.IsTopologyCacheEnabled); Action<Object> addTopLsnr = o => { var lsnr = o as IGridClientTopologyListener; if (lsnr != null) top.AddTopologyListener(lsnr); }; // Add to topology as listeners. foreach (IGridClientDataConfiguration dataCfg in cfg.DataConfigurations) addTopLsnr(dataCfg.Affinity); addTopLsnr(cfg.Balancer); addTopLsnr(topUpdateBalancer); connMgr = new GridClientConnectionManager(Id, top, cfg.Credentials, cfg.Protocol, cfg.SslContext, cfg.ConnectTimeout); int retries = 3; while (true) { IGridClientConnection conn = null; try { // Create connection to a server from the list of endpoints. conn = connMgr.connection(srvs); // Request topology at start to determine which node we connected to. // Also this request validates TCP connection is alive. conn.Topology(false, false).WaitDone(); break; } catch (GridClientAuthenticationException) { if (conn != null) conn.Close(false); top.Dispose(); throw; } catch (GridClientException e) { if (conn != null) conn.Close(false); if (retries-- <= 0) { top.Dispose(); throw new GridClientException("Failed to update grid topology.", e); } } } IDictionary<String, GridClientCacheMode> overallCaches = new GridClientNullDictionary<String, GridClientCacheMode>(); // Topology is now updated, so we can identify current connection. foreach (GridClientNodeImpl node in top.Nodes()) foreach (KeyValuePair<String, GridClientCacheMode> pair in node.Caches) overallCaches[pair.Key] = pair.Value; foreach (KeyValuePair<String, GridClientCacheMode> entry in overallCaches) if (Affinity(entry.Key) is GridClientPartitionedAffinity && entry.Value != GridClientCacheMode.Partitioned) Dbg.WriteLine(typeof(GridClientPartitionedAffinity) + " is used for a cache configured " + "for non-partitioned mode [cacheName=" + entry.Key + ", cacheMode=" + entry.Value + ']'); idleCheckThread = new Thread(checkIdle); idleCheckThread.Name = "grid-check-idle-worker--client#" + id; //Dbg.WriteLine("Start thread: " + idleCheckThread.Name); idleCheckThread.Start(); topUpdateThread = new Thread(updateTopology); topUpdateThread.Name = "grid-topology-update-worker--client#" + id; //Dbg.WriteLine("Start thread: " + topUpdateThread.Name); topUpdateThread.Start(); _compute = new GridClientComputeImpl(this, null, null, cfg.Balancer); }
/** * <summary> * Creates a new client based on a given configuration.</summary> * * <param name="id">Client identifier.</param> * <param name="cfg0">Client configuration.</param> * <exception cref="GridClientException">If client configuration is incorrect.</exception> * <exception cref="GridClientServerUnreachableException">If none of the servers specified in configuration can be reached.</exception> */ public GridClientImpl(Guid id, IGridClientConfiguration cfg0) { Id = id; cfg = new GridClientConfiguration(cfg0); ICollection<IPEndPoint> srvs = ParseServers(cfg.Servers); ICollection<IPEndPoint> routers = ParseServers(cfg.Routers); top = new GridClientTopology(id, cfg.IsTopologyCacheEnabled); Action<Object> addTopLsnr = o => { var lsnr = o as IGridClientTopologyListener; if (lsnr != null) top.AddTopologyListener(lsnr); }; // Add to topology as listeners. foreach (IGridClientDataConfiguration dataCfg in cfg.DataConfigurations) addTopLsnr(dataCfg.Affinity); addTopLsnr(cfg.Balancer); addTopLsnr(topUpdateBalancer); if (srvs.Count == 0) // Use routers for initial connection. srvs = routers; else // Disable routers for connection manager. routers = new HashSet<IPEndPoint>(); connMgr = new GridClientConnectionManager(Id, top, routers, cfg.Credentials, cfg.Protocol, cfg.SslContext, cfg.ConnectTimeout); int retries = 3; while (true) { IGridClientConnection conn = null; try { // Create connection to a server from the list of endpoints. conn = connMgr.connection(srvs); // Request topology at start to determine which node we connected to. // Also this request validates TCP connection is alive. conn.Topology(false, false, Guid.Empty).WaitDone(); break; } catch (GridClientAuthenticationException) { if (conn != null) conn.Close(false); top.Dispose(); throw; } catch (GridClientException e) { if (conn != null) conn.Close(false); if (retries-- <= 0) { top.Dispose(); throw new GridClientException("Failed to update grid topology.", e); } } } IDictionary<String, GridClientCacheMode> overallCaches = new GridClientNullDictionary<String, GridClientCacheMode>(); // Topology is now updated, so we can identify current connection. foreach (GridClientNodeImpl node in top.Nodes()) foreach (KeyValuePair<String, GridClientCacheMode> pair in node.Caches) overallCaches[pair.Key] = pair.Value; foreach (KeyValuePair<String, GridClientCacheMode> entry in overallCaches) if (Affinity(entry.Key) is GridClientPartitionAffinity && entry.Value != GridClientCacheMode.Partitioned) Dbg.WriteLine(typeof(GridClientPartitionAffinity) + " is used for a cache configured " + "for non-partitioned mode [cacheName=" + entry.Key + ", cacheMode=" + entry.Value + ']'); idleCheckThread = new Thread(checkIdle); idleCheckThread.Name = "grid-check-idle-worker--client#" + id; idleCheckThread.Start(); topUpdateThread = new Thread(updateTopology); topUpdateThread.Name = "grid-topology-update-worker--client#" + id; topUpdateThread.Start(); _compute = new GridClientComputeImpl(this, null, null, cfg.Balancer); Dbg.WriteLine("Client started. Id: " + Id); }