static void Main(string[] args) { LBMContext ctx = nil; /* Context object: container for UM "instance". */ LBMSource src = nil; /* Source object: for sending messages. */ /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); { LBMTopic topic = nil; topic = new LBMTopic(ctx, "Greeting"); src = new LBMSource(ctx, topic); } System.Threading.Thread.Sleep(3000); /*** Send a message. ***/ src.send(Encoding.ASCII.GetBytes("Hello!"), 7, LBM.MSG_FLUSH | LBM.SRC_BLOCK); /*** Cleanup: delete UM objects. ***/ System.Threading.Thread.Sleep(2000); src.close(); ctx.close(); }
} // UmCtxCreate private void UmSrcCreate() { LBMSourceAttributes srcAttr = new LBMSourceAttributes("29west_tmon_context", _topicName); // Configure the tmon source. if (_cfgFile != null) { SourceAttrSetoptFromFile(srcAttr, _cfgFile); } // Any options supplied in transport_opts override // Step through transport options to find source opts foreach (var opt in _transportOpts) { string[] keyVal = opt.Split('='); if (keyVal.Length != 2) { throw new TmonException("invalid transport option '" + opt + "' in '" + _transportOptsStr + "'"); } string[] scopeOpt = keyVal[0].Split('|'); if (scopeOpt.Length == 2 && scopeOpt[0].Equals("source", StringComparison.OrdinalIgnoreCase)) { srcAttr.setValue(scopeOpt[1], keyVal[1]); } } // foreach LBMTopic topic = _tmonUmContext.allocTopic(_topicName, srcAttr); _tmonUmSource = _tmonUmContext.createSource(topic, null, null, null); } // UmSrcCreate
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ LBMReceiverAttributes rcv_attr; /* Receiver attribute object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rcv_attr = new LBMReceiverAttributes(); rcv_attr.setValue("resolution_no_source_notification_threshold", noSourceQueries); rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while(noSource == 0) { try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error Thread.sleep interrupted: " + eex.Message); System.Environment.Exit(1); } } rcv.close(); ctx.close(); }
//LBMRespTimer timer; public LBMRespReceiver(LBMContext ctx, LBMTopic topic, LBMEventQueue evq, int verbose, bool end_on_eos) { _verbose = verbose; _evq = evq; _end_on_eos = end_on_eos; _rcv = new LBMReceiver(ctx, topic, new LBMReceiverCallback(onReceive), null, evq); }
public static void Main(String[] args) { /* Initialization: create necessary UM objects. */ LBMContext ctx = new LBMContext(); /* Create LBMReceiverCallback using the method onReceive defined in this class */ LBMReceiverCallback rcvCallback = new LBMReceiverCallback(onReceive); /* Create receiver objects */ LBMReceiverAttributes rcv_attr = new LBMReceiverAttributes(); LBMTopic rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); LBMReceiver rcv = new LBMReceiver(ctx, rtopic, rcvCallback, null, null); /* Initialize and create source */ LBMTopic stopic = new LBMTopic(ctx, "test.topic", new LBMSourceAttributes()); LBMSource src = new LBMSource(ctx, stopic); String msgData = "request"; byte[] bytes = new byte[msgData.Length * sizeof(char)]; System.Buffer.BlockCopy(msgData.ToCharArray(), 0, bytes, 0, bytes.Length); LBMRequest req = new LBMRequest(bytes, bytes.Length); LBMResponseCallback myResponseCallback = new LBMResponseCallback(onResponse); req.addResponseCallback(myResponseCallback); /* Sleep for 1 second to allow TR to complete */ try { System.Threading.Thread.Sleep(1000); } catch (Exception ex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + ex.Message); System.Environment.Exit(1); } /* Send a message. */ src.send(req, LBM.MSG_FLUSH | LBM.SRC_BLOCK); while (run == 1) { try { System.Threading.Thread.Sleep(1000); } catch (Exception ex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + ex.Message); System.Environment.Exit(1); } } /* Cleanup: delete UM objects. */ req.close(); src.close(); rcv.close(); ctx.close(); } /* main */
public void Init() { LBMObjectRecycler objRec = new LBMObjectRecycler(); //Lower the defaults for messages since we expect a lower rate that request will be arriving objRec.setLocalMsgPoolSize(10); objRec.setSharedMsgPoolSize(20); LBMContextAttributes lbmContextAttributes = new LBMContextAttributes(); lbmContextAttributes.setObjectRecycler(objRec, null); LBMReceiverAttributes lbmReceiverAttributes = new LBMReceiverAttributes(); lbmReceiverAttributes.setObjectRecycler(objRec, null); LBMContext lbmContext = new LBMContext(lbmContextAttributes); LBMTopic lbmTopic = new LBMTopic(lbmContext, "test.topic", lbmReceiverAttributes); var lbmEventQueue = new LBMRespEventQueue(); var lbmReveiver = new LBMRespReceiver(lbmContext, lbmTopic, lbmEventQueue, 1, false); lbmContext.enableImmediateMessageReceiver(lbmEventQueue); lbmContext.addImmediateMessageReceiver(lbmReveiver.onReceiveImmediate); lbmEventQueue.run(0); Console.ReadLine(); }
static void Main(string[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMSource src = null; /* Source object: for sending messages. */ /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); { LBMTopic topic = null; topic = new LBMTopic(ctx, "Greeting"); src = new LBMSource(ctx, topic); } System.Threading.Thread.Sleep(3000); /*** Send a message. ***/ src.send(Encoding.ASCII.GetBytes("Hello!"), 7, LBM.MSG_FLUSH | LBM.SRC_BLOCK); /*** Cleanup: delete UM objects. ***/ System.Threading.Thread.Sleep(2000); src.close(); ctx.close(); } /* Main */
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMSource src = null; /* Source object: for sending messages. */ LBM lbm = new LBM(); /*** Initialization: create necessary UM objects. ***/ try { LBMTopic topic = null; LBMSourceAttributes srcAttr = null; lbm.setLogger(new LBMLogging(logger)); ctx = new LBMContext(); srcAttr = new LBMSourceAttributes(); srcAttr.setValue("late_join", "1"); topic = ctx.allocTopic("test.topic", srcAttr); src = ctx.createSource(topic, null, null, null); } catch (LBMException ex) { System.Console.Error.Write("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } /* Cleanup */ src.close(); ctx.close(); } /* main */
public void Init() { using (LBMContext myContext = new LBMContext()) { LBMTopic myTopic = new LBMTopic(myContext, "Greeting", new LBMSourceAttributes()); using (LBMSource mySource = new LBMSource(myContext, myTopic)) { //System.Diagnostics.Debug.WriteLine("call lbmEventQueue.run(-1);"); //lbmEventQueue.run(-1); //System.Diagnostics.Debug.WriteLine("call lbmEventQueue.run(-1); done"); var index = 1; while (true) { var msg = string.Format("Hello {0} !", index); byte[] myMessage = Encoding.UTF8.GetBytes(msg); System.Diagnostics.Debug.WriteLine(msg); mySource.send(myMessage, myMessage.Length, LBM.MSG_FLUSH | LBM.SRC_BLOCK); index++; Thread.Sleep(100); } } } }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ LBMReceiverAttributes rcv_attr; /* Receiver attribute object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rcv_attr = new LBMReceiverAttributes(); UMERcvRecInfo umerecinfocb = new UMERcvRecInfo(); rcv_attr.setRecoverySequenceNumberCallback(umerecinfocb.setRecoverySequenceNumberInfo, null); rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while(true) { } }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ LBMReceiverAttributes rcv_attr; /* Receiver attribute object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rcv_attr = new LBMReceiverAttributes(); UMERcvRecInfo umerecinfocb = new UMERcvRecInfo(); rcv_attr.setRecoverySequenceNumberCallback(umerecinfocb.setRecoverySequenceNumberInfo, null); rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while (true) { } } /* main */
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ LBMReceiverAttributes rcv_attr; /* Receiver attribute object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rcv_attr = new LBMReceiverAttributes(); rcv_attr.setValue("resolution_no_source_notification_threshold", noSourceQueries); rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while (noSource == 0) { try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error Thread.sleep interrupted: " + eex.Message); System.Environment.Exit(1); } } rcv.close(); ctx.close(); } /* main */
public static void main(String[] args) { /* Initialization: create necessary UM objects. */ LBMContext ctx = new LBMContext(); /* Create LBMReceiverCallback using the method onReceive defined in this class */ LBMReceiverCallback rcvCallback = new LBMReceiverCallback(onReceive); /* Create receiver objects */ LBMReceiverAttributes rcv_attr = new LBMReceiverAttributes(); LBMTopic rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); LBMReceiver rcv = new LBMReceiver(ctx, rtopic, rcvCallback, null, null); /* Initialize and create source */ LBMTopic stopic = new LBMTopic(ctx, "test.topic", new LBMSourceAttributes()); LBMSource src = new LBMSource(ctx, stopic); String msgData = "request"; byte[] bytes = new byte[msgData.Length * sizeof(char)]; System.Buffer.BlockCopy(msgData.ToCharArray(), 0, bytes, 0, bytes.Length); LBMRequest req = new LBMRequest(bytes, bytes.Length); LBMResponseCallback myResponseCallback = new LBMResponseCallback(onResponse); req.addResponseCallback(myResponseCallback); /* Sleep for 1 second to allow TR to complete */ try { System.Threading.Thread.Sleep(1000); } catch (Exception ex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + ex.Message); System.Environment.Exit(1); } /* Send a message. */ src.send(req, LBM.MSG_FLUSH | LBM.SRC_BLOCK); while (run == 1) { try { System.Threading.Thread.Sleep(1000); } catch (Exception ex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + ex.Message); System.Environment.Exit(1); } } /* Cleanup: delete UM objects. */ req.close(); src.close(); rcv.close(); ctx.close(); }
static void Main(string[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMSource src = null; /* Source object: for sending messages. */ LBMEventQueue evq = null; /* Event Queue object: process source events on app thread */ SrcCB cb = null; /*** Create a source using an event queue ***/ try { LBMTopic topic = null; LBMSourceAttributes srcAttr = null; ctx = new LBMContext(); srcAttr = new LBMSourceAttributes(); /* create callback to process events */ cb = new SrcCB(); /* define Event Queue. This allows us to process events on an */ /* application thread, as opposed to the default behavior, */ /* which is to process events on the (internal) context thread.*/ evq = new LBMEventQueue(); topic = ctx.allocTopic("test.topic", srcAttr); src = new LBMSource(ctx, topic, evq); } catch (LBMException ex) { System.Console.Error.WriteLine("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } /* run the event queue for 60 seconds */ /* all the source events will be processed */ /* in this thread * evq.run(60000); * * try * { * src.close(); * ctx.close(); * evq.close(); * } * catch (LBMException ex) * { * System.Console.Error.WriteLine("Error closing LBM objects: " + ex.Message); * System.Environment.Exit(1); * } * * } /* main */ } /* class eventQ */
public lbmlatpingreceiver(LBMContext lbmctx, LBMTopic lbmtopic, lbmlatping mylatping) { latping = mylatping; source = latping.ping_src; buffer = latping.msgbuf; bufferptr = latping.msgbufPtr; if (source.buffAcquire(out bufferAcquired, (uint)buffer.Length, 0) == 0) { bufferAcquiredSize = buffer.Length; } receiver = new LBMReceiver(lbmctx, lbmtopic, new LBMReceiverCallback(onReceive), null, null); }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver lateRcv = null; /* Receiver object: for sending messages. */ LBMReceiverCallback cb = new LBMReceiverCallback(onReceive); /* Wrapping the onReceive functor in a callback */ LBMSource early_src = null; /* Source object: for sending messages. */ ctx = new LBMContext(); try { LBMTopic srcTopic = null; LBMSourceAttributes srcAttr = null; srcAttr = new LBMSourceAttributes(); srcAttr.setValue("late_join", "1"); srcAttr.setValue("retransmit_retention_size_threshold", "1"); srcTopic = ctx.allocTopic("test.topic", srcAttr); early_src = new LBMSource(ctx, srcTopic); early_src.send(Encoding.ASCII.GetBytes("test"), 4, LBM.MSG_FLUSH | LBM.SRC_NONBLOCK); } catch (LBMException ex) { System.Console.Error.WriteLine("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } { LBMTopic topic = null; topic = ctx.lookupTopic("test.topic"); lateRcv = new LBMReceiver(ctx, topic, onReceive, null, null); } Thread.Sleep(100); try { early_src.close(); lateRcv.close(); ctx.close(); } catch (LBMException ex) { System.Console.Error.WriteLine("Error closing LBM objects: " + ex.Message); System.Environment.Exit(1); } }
public void Init() { using (LBMContext lbmContext = new LBMContext()) { LBMTopic lbmTopic = new LBMTopic(lbmContext, "Greeting"); var cbArg = new object(); var lbmEventQueue = new LBMEventQueue(); using (LBMReceiver lbmReceiver = new LBMReceiver(lbmContext, lbmTopic, LBMReceiverCallback, cbArg, lbmEventQueue)) { lbmEventQueue.run(-1); Console.WriteLine("Press any key to exit..."); Console.ReadLine(); } } }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rtopic = new LBMTopic(ctx, "test.topic"); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while (true) { } } /* main */
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Receiver object: for receiving messages. */ LBMTopic rtopic = null; /* Topic object */ /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); /*** Initialization: create necessary UM objects. ***/ ctx = new LBMContext(); rtopic = new LBMTopic(ctx, "test.topic"); rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, null); while(true) { } }
public PongLBMReceiver(LBMContext ctx, LBMTopic topic, LBMEventQueue evq, LBMSource src, bool ping, int msecpause, int msgs, bool verbose, bool end_on_eos, bool rtt_collect, int ignore, bool mim) { _ctx = ctx; _rcv = new LBMReceiver(ctx, topic, new LBMReceiverCallback(onReceive), null, evq); _msgs = msgs; _verbose = verbose; _msecpause = msecpause; _ping = ping; _evq = evq; _end_on_eos = end_on_eos; _src = src; if (rtt_collect) { rtt_data = new double[msgs]; } rtt_ignore = ignore; use_mim = mim; use_smx = src.getAttributeValue("transport").ToLower().Contains("smx"); }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMReceiver rcv = null; /* Source object: for sending messages. */ LBMEventQueue evq = null; /* Event Queue object: process receiver events on app thread */ LBMReceiverCallback cb = new LBMReceiverCallback(onReceive); /* Wrapping the onReceive functor in a callback */ ctx = new LBMContext(); evq = new LBMEventQueue(); { LBMTopic topic = null; topic = ctx.lookupTopic("test.topic"); /* The event queue object is passed into the receiver constructor */ /* This causes events to be queued in an unbounded Q. In order */ /* to process these messages the evq.Run() method must be called */ rcv = new LBMReceiver(ctx, topic, onReceive, null, evq); } /* run the event queue for 60 seconds */ /* all the receiver events will be processed */ /* in this thread. This includes message */ /* processing. */ evq.run(60000); try { /* Shutdown order is important. Event Queues should */ /* be .close()d after the context and receiver. */ rcv.close(); ctx.close(); evq.close(); } catch (LBMException ex) { System.Console.Error.WriteLine("Error closing LBM objects: " + ex.Message); System.Environment.Exit(1); } }
public void Init() { using (LBMContext myContext = new LBMContext()) { LBMTopic myTopic = new LBMTopic(myContext, "Greeting", new LBMSourceAttributes()); using (LBMSource mySource = new LBMSource(myContext, myTopic)) { var index = 1; while (true) { var msg = string.Format("Hello {0} !", index); byte[] myMessage = Encoding.UTF8.GetBytes(msg); Console.WriteLine(msg); mySource.send(myMessage, myMessage.Length, LBM.MSG_FLUSH | LBM.SRC_BLOCK); index++; Thread.Sleep(1000); } } } }
public lbmlatpongreceiver(LBMContext lbmctx, LBMTopic lbmtopic, lbmlatpong mylatpong, LBMSource src) { latpong = mylatpong; source = src; receiver = new LBMReceiver(lbmctx, lbmtopic, new LBMReceiverCallback(onReceive), null, null); }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); LBMObjectRecycler objRec = new LBMObjectRecycler(); int send_rate = 0; // Used for lbmtrm | lbtru transports int retrans_rate = 0; // char protocol = '\0'; // int msglen = 25; int linger = 5; int delay = 1; ulong bytes_sent = 0; int pause = 0; int i; bool block = true; int hfbits = 32; int n = args.Length; bool monitor_context = false; int monitor_context_ivl = 0; bool monitor_source = false; int monitor_source_ivl = 0; string application_id = null; int mon_format = LBMMonitor.FORMAT_CSV; int mon_transport = LBMMonitor.TRANSPORT_LBM; string mon_format_options = null; string mon_transport_options = null; bool error = false; bool done = false; bool use_hf = false; ulong seq_counter = 0; long channel = -1; string tape_file = null; StreamReader tape_scanner = null; int tape_msgs_sent = 0; const string OPTION_MONITOR_CTX = "--monitor-ctx"; const string OPTION_MONITOR_SRC = "--monitor-src"; const string OPTION_MONITOR_TRANSPORT = "--monitor-transport"; const string OPTION_MONITOR_TRANSPORT_OPTS = "--monitor-transport-opts"; const string OPTION_MONITOR_FORMAT = "--monitor-format"; const string OPTION_MONITOR_FORMAT_OPTS = "--monitor-format-opts"; const string OPTION_MONITOR_APPID = "--monitor-appid"; for (i = 0; i < n; i++) { try { switch (args[i]) { case OPTION_MONITOR_APPID: if (++i >= n) { error = true; break; } application_id = args[i]; break; case OPTION_MONITOR_CTX: if (++i >= n) { error = true; break; } monitor_context = true; monitor_context_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_SRC: if (++i >= n) { error = true; break; } monitor_source = true; monitor_source_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_FORMAT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("csv") == 0) { mon_format = LBMMonitor.FORMAT_CSV; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("lbm") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBM; } else if (args[i].ToLower().CompareTo("udp") == 0) { mon_transport = LBMMonitor.TRANSPORT_UDP; } else if (args[i].ToLower().CompareTo("lbmsnmp") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBMSNMP; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT_OPTS: if (++i >= n) { error = true; break; } mon_transport_options += args[i]; break; case OPTION_MONITOR_FORMAT_OPTS: if (++i >= n) { error = true; break; } mon_format_options += args[i]; break; case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("lbmsrc error: " + Ex.Message); error = true; } break; case "-d": if (++i >= n) { error = true; break; } delay = Convert.ToInt32(args[i]); break; case "-D": if (verifiable) { System.Console.Error.WriteLine("Unable to use SDM because verifiable messages are on. Turn off verifiable messages (-V)."); System.Environment.Exit(1); } sdm = true; break; case "-f": use_hf = true; break; case "-i": if (++i >= n) { error = true; break; } seq_counter = ulong.Parse(args[i]); break; case "-h": print_help_exit(0); break; case "-l": if (++i >= n) { error = true; break; } msglen = Convert.ToInt32(args[i]); break; case "-n": block = false; break; case "-L": if (++i >= n) { error = true; break; } linger = Convert.ToInt32(args[i]); break; case "-M": if (++i >= n) { error = true; break; } msgs = long.Parse(args[i]); break; case "-N": if (++i >= n) { error = true; break; } channel = Convert.ToInt64(args[i]); break; case "-P": if (++i >= n) { error = true; break; } pause = Convert.ToInt32(args[i]); break; case "-R": if (++i >= n) { error = true; break; } ParseRateVars parseRateVars = lbmExampleUtil.parseRate(args[i]); if (parseRateVars.error) { print_help_exit(1); } send_rate = parseRateVars.rate; retrans_rate = parseRateVars.retrans; protocol = parseRateVars.protocol; break; case "-s": if (++i >= n) { error = true; break; } stats_sec = Convert.ToInt32(args[i]); break; case "-t": if (++i >= n) { error = true; break; } tape_file = args[i]; if (!File.Exists(tape_file)) { System.Console.Error.WriteLine("{0} does not exist. Verify the file specified by (-t) exists.", tape_file); print_help_exit(1); } tape_scanner = new StreamReader(tape_file); break; case "-V": if (sdm) { System.Console.Error.WriteLine("Unable to use verifiable messages because sdm is on. Turn off sdm (-D)."); System.Environment.Exit(1); } verifiable = true; break; case "-x": if (++i >= n) { error = true; break; } hfbits = Convert.ToInt32(args[i]); if (hfbits != 32 && hfbits != 64) { Console.WriteLine("-x " + hfbits + " invalid, HF sequence numbers must be 32 or 64 bit"); print_help_exit(1); } break; default: if (args[i].StartsWith("-")) { error = true; } else { done = true; } break; } if (error || done) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("lbmsrc: error\n" + e.Message + "\n"); print_help_exit(1); } } if (error || i >= n) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } if (tape_scanner != null && !use_hf) { print_help_exit(1); } byte [] message = new byte[msglen]; if (verifiable) { int min_msglen = VerifiableMessage.MINIMUM_VERIFIABLE_MSG_LEN; if (msglen < min_msglen) { System.Console.WriteLine("Specified message length " + msglen + " is too small for verifiable message."); System.Console.WriteLine("Setting message length to minimum (" + min_msglen + ")."); msglen = min_msglen; } } LBMSourceAttributes sattr = new LBMSourceAttributes(); sattr.setObjectRecycler(objRec, null); LBMContextAttributes cattr = new LBMContextAttributes(); cattr.setObjectRecycler(objRec, null); /* Check if protocol needs to be set to lbtrm | lbtru */ if (protocol == 'M') { try { sattr.setValue("transport", "LBTRM"); cattr.setValue("transport_lbtrm_data_rate_limit", send_rate.ToString()); cattr.setValue("transport_lbtrm_retransmit_rate_limit", retrans_rate.ToString()); } catch (LBMException ex) { System.Console.Error.WriteLine("Error setting LBTRM rate: " + ex.Message); System.Environment.Exit(1); } } if (protocol == 'U') { try { sattr.setValue("transport", "LBTRU"); cattr.setValue("transport_lbtru_data_rate_limit", send_rate.ToString()); cattr.setValue("transport_lbtru_retransmit_rate_limit", retrans_rate.ToString()); } catch (LBMException ex) { System.Console.Error.WriteLine("Error setting LBTRU rate: " + ex.Message); System.Environment.Exit(1); } } LBMContext ctx = new LBMContext(cattr); LBMTopic topic = ctx.allocTopic(args[i], sattr); LBMSource src; SrcCB srccb = new SrcCB(); if (use_hf) { src = ctx.createHotFailoverSource(topic, new LBMSourceEventCallback(srccb.onSourceEvent), null, null); } else { src = ctx.createSource(topic, new LBMSourceEventCallback(srccb.onSourceEvent), null, null); } LBMSourceChannelInfo channel_info = null; LBMSourceSendExInfo exInfo = null; if (channel != -1) { if (use_hf) { Console.WriteLine("Error creating channel: cannot send on channels with hot failover."); Environment.Exit(1); } channel_info = src.createChannel(channel); exInfo = new LBMSourceSendExInfo(LBM.SRC_SEND_EX_FLAG_CHANNEL, null, channel_info); } SrcStatsTimer stats; if (stats_sec > 0) { stats = new SrcStatsTimer(ctx, src, stats_sec * 1000, null, objRec); } LBMMonitorSource lbmmonsrc = null; if (monitor_context || monitor_source) { lbmmonsrc = new LBMMonitorSource(mon_format, mon_format_options, mon_transport, mon_transport_options); if (monitor_context) { lbmmonsrc.start(ctx, application_id, monitor_context_ivl); } else { lbmmonsrc.start(src, application_id, monitor_source_ivl); } } if (delay > 0) { System.Console.Out.WriteLine("Will start sending in {0} second{1}...\n", delay, ((delay > 1) ? "s" : "")); System.Threading.Thread.Sleep(delay * 1000); } System.Console.Out.WriteLine("Sending {0} messages of size {1} bytes to topic [{2}]\n", msgs, msglen, args[i]); System.Console.Out.Flush(); long start_time = System.DateTime.Now.Ticks; long msgcount = 0; if (verifiable) { message = VerifiableMessage.constructVerifiableMessage(msglen); } else if (sdm) // If using SDM messages, create the message now { CreateSDMessage(); } // hfexinfo holds hot failover sequence number at bit size LBMSourceSendExInfo hfexinfo = null; if (use_hf) { int hfflags = (hfbits == 64) ? LBM.SRC_SEND_EX_FLAG_HF_64 : LBM.SRC_SEND_EX_FLAG_HF_32; hfexinfo = new LBMSourceSendExInfo(hfflags, null); } for (msgcount = 0; msgcount < msgs;) { try { // If using SDM messages, Update the sequence number if (sdm) { byte [] m = UpdateSDMessage(seq_counter); if (m != null) { message = m; msglen = message.Length; } } bool sendReset = false; srccb.blocked = true; if (use_hf) { if (tape_scanner != null) { string tape_str, tape_line = null; tape_line = tape_scanner.ReadLine(); if (tape_line == null) { break; } // Make sure the hf optional send ex flag is off hfexinfo.setFlags(hfexinfo.flags() & ~LBM.SRC_SEND_EX_FLAG_HF_OPTIONAL); if (tape_line.EndsWith("o")) { tape_str = tape_line.Substring(0, tape_line.Length - 1); hfexinfo.setFlags(hfexinfo.flags() | LBM.SRC_SEND_EX_FLAG_HF_OPTIONAL); } else if (tape_line.EndsWith("r")) { tape_str = tape_line.Substring(0, tape_line.Length - 1); sendReset = true; } else { tape_str = tape_line; } if (hfbits == 64) { hfexinfo.setHfSequenceNumber64(ulong.Parse(tape_str)); } else { hfexinfo.setHfSequenceNumber32(uint.Parse(tape_str)); } } else if (hfbits == 64) { hfexinfo.setHfSequenceNumber64(seq_counter); } else { hfexinfo.setHfSequenceNumber32((uint)seq_counter); } if (sendReset) { ((LBMHotFailoverSource)src).sendReceiverReset(LBM.MSG_FLUSH, hfexinfo); } else { ((LBMHotFailoverSource)src).send(message, msglen, 0, block ? 0 : LBM.SRC_NONBLOCK, hfexinfo); } if (tape_scanner != null) { tape_msgs_sent++; } } else if (exInfo != null) { src.send(message, msglen, block ? 0 : LBM.SRC_NONBLOCK, exInfo); } else { src.send(message, msglen, block ? 0 : LBM.SRC_NONBLOCK); } srccb.blocked = false; if (tape_scanner == null) { seq_counter++; msgcount++; } } catch (LBMEWouldBlockException) { while (srccb.blocked) { System.Threading.Thread.Sleep(100); } continue; } bytes_sent += (ulong)msglen; if (pause > 0) { System.Threading.Thread.Sleep(pause); } } long end_time = System.DateTime.Now.Ticks; double secs = (end_time - start_time) / 10000000.0; System.Console.Out.WriteLine("Sent {0} messages of size {1} bytes in {2} seconds.\n", (tape_scanner == null) ? msgs : tape_msgs_sent, msglen, secs); print_bw(secs, (tape_scanner == null) ? msgs : tape_msgs_sent, bytes_sent); System.Console.Out.Flush(); if (linger > 0) { System.Console.Out.WriteLine("Lingering for {0} second{1}...\n", linger, ((linger > 1) ? "s" : "")); System.Threading.Thread.Sleep(linger * 1000); } stats = new SrcStatsTimer(ctx, src, 0, null, objRec); if (channel_info != null) { src.deleteChannel(channel_info); } objRec.close(); src.close(); if (tape_scanner != null) { tape_scanner.Close(); tape_scanner.Dispose(); } ctx.close(); }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); LBMObjectRecycler objRec = new LBMObjectRecycler(); string num_srcs = null; int i; int n = args.Length; bool monitor_context = false; int monitor_context_ivl = 0; bool monitor_receiver = false; int monitor_receiver_ivl = 0; string application_id = null; int mon_format = LBMMonitor.FORMAT_CSV; int mon_transport = LBMMonitor.TRANSPORT_LBM; string mon_format_options = null; string mon_transport_options = null; bool error = false; bool done = false; LBMRoundRobinXSPMappingHandler rrHelper = null; const string OPTION_MONITOR_CTX = "--monitor-ctx"; const string OPTION_MONITOR_RCV = "--monitor-rcv"; const string OPTION_MONITOR_TRANSPORT = "--monitor-transport"; const string OPTION_MONITOR_TRANSPORT_OPTS = "--monitor-transport-opts"; const string OPTION_MONITOR_FORMAT = "--monitor-format"; const string OPTION_MONITOR_FORMAT_OPTS = "--monitor-format-opts"; const string OPTION_MONITOR_APPID = "--monitor-appid"; for (i = 0; i < n; i++) { try { switch (args[i]) { case OPTION_MONITOR_APPID: if (++i >= n) { error = true; break; } application_id = args[i]; break; case OPTION_MONITOR_CTX: if (++i >= n) { error = true; break; } monitor_context = true; monitor_context_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_RCV: if (++i >= n) { error = true; break; } monitor_receiver = true; monitor_receiver_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_FORMAT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("csv") == 0) { mon_format = LBMMonitor.FORMAT_CSV; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("lbm") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBM; } else if (args[i].ToLower().CompareTo("udp") == 0) { mon_transport = LBMMonitor.TRANSPORT_UDP; } else if (args[i].ToLower().CompareTo("lbmsnmp") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBMSNMP; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT_OPTS: if (++i >= n) { error = true; break; } mon_transport_options += args[i]; break; case OPTION_MONITOR_FORMAT_OPTS: if (++i >= n) { error = true; break; } mon_format_options += args[i]; break; case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("lbmrcvxsp error: " + Ex.Message); error = true; } break; case "-d": defer_xsp_deletion = true; break; case "-D": use_default_xsp = true; break; case "-E": end_on_eos = true; break; case "-h": print_help_exit(0); break; case "-P": rr_preallocate = true; break; case "-Q": sequential_xsps = true; break; case "-r": if (++i >= n) { error = true; break; } reap_msgs = Convert.ToInt32(args[i]); break; case "-R": if (++i >= n) { error = true; break; } round_robin = Convert.ToInt32(args[i]); break; case "-S": end_on_eos = true; summary = true; break; case "-s": if (++i >= n) { error = true; break; } stat_secs = Convert.ToInt32(args[i]); break; case "-v": verbose = true; break; case "-V": verifiable = true; break; default: if (args[i].StartsWith("-")) { error = true; } else { done = true; } break; } if (error || done) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("lbmrcvxsp: error\n" + e.Message + "\n"); print_help_exit(1); } } if (error || i >= n) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } LBMRcvReceiver rcv = new LBMRcvReceiver(verbose, end_on_eos, summary, objRec); LBMContextAttributes ctx_attr = new LBMContextAttributes(); ctx_attr.setImmediateMessageCallback(new LBMImmediateMessageCallback(rcv.onReceive)); ctx_attr.setObjectRecycler(objRec, null); if (use_default_xsp) { ctx_attr.setTransportMappingCallback(new LBMTransportMappingCallback(onTransportMapping), null); } else { if (round_robin <= 0) { System.Console.Out.WriteLine("!! round_robin must be >= 1 - setting to 1"); round_robin = 1; } System.Console.Out.WriteLine("\nUsing a round-robin strategy with " + round_robin + " XSPs. Preallocation is " + (rr_preallocate ? "ON" : "OFF") + "\n"); rrHelper = new LBMRoundRobinXSPMappingHandler(); ctx_attr.setTransportMappingCallback(new LBMTransportMappingCallback(rrHelper.onTransportMapping), null); } LBMContext ctx = new LBMContext(ctx_attr); if (ctx.getAttributeValue("request_tcp_bind_request_port") != "0") { string request_tcp_iface = ctx.getAttributeValue("request_tcp_interface"); // Check if a different interface was specified for request_tcp_interface if (!request_tcp_iface.Equals("0.0.0.0")) { System.Console.Out.WriteLine("Immediate messaging target: TCP:" + request_tcp_iface + ":" + ctx.getAttributeValue("request_tcp_port")); } else { System.Console.Out.WriteLine("Immediate messaging target: TCP:" + ctx.getAttributeValue("resolver_multicast_interface") + ":" + ctx.getAttributeValue("request_tcp_port")); } } else { System.Console.Out.WriteLine("Request port binding disabled, no immediate messaging target"); } if ((rrHelper != null) && (rr_preallocate)) { rrHelper.preallocateXSPs(ctx); } LBMReceiverAttributes rattr = new LBMReceiverAttributes(); if (num_srcs != null) { rattr.setValue("resolution_number_of_sources_query_threshold", num_srcs); } rattr.setObjectRecycler(objRec, null); LBMTopic topic = ctx.lookupTopic(args[i], rattr); LBMReceiver lbmrcv; lbmrcv = new LBMReceiver(ctx, topic, rcv.onReceive, null); System.Console.Out.Flush(); LBMMonitorSource lbmmonsrc = null; if (monitor_context || monitor_receiver) { lbmmonsrc = new LBMMonitorSource(mon_format, mon_format_options, mon_transport, mon_transport_options); if (monitor_context) { lbmmonsrc.start(ctx, application_id, monitor_context_ivl); } else { lbmmonsrc.start(lbmrcv, application_id, monitor_receiver_ivl); } } long start_time; long end_time; long last_lost = 0, lost_tmp = 0, lost = 0; bool have_stats = false; LBMReceiverStatistics stats = null; long stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; for (; ;) { start_time = System.DateTime.Now.Ticks; System.Threading.Thread.Sleep(1000); have_stats = false; while (!have_stats) { try { stats = lbmrcv.getStatistics(nstats); have_stats = true; } catch (LBMException ex) { /* Double the number of stats passed to the API to be retrieved */ /* Do so until we retrieve stats successfully or hit the max limit */ nstats *= 2; if (nstats > DEFAULT_MAX_NUM_SRCS) { System.Console.Error.WriteLine("Error getting receiver statistics: " + ex.Message); System.Environment.Exit(1); } /* have_stats is still false */ } } /* If we get here, we have the stats */ lost = 0; for (i = 0; i < stats.size(); i++) { lost += stats.lost(i); } /* Account for loss in previous iteration */ lost_tmp = lost; if (last_lost <= lost) { lost -= last_lost; } else { lost = 0; } last_lost = lost_tmp; end_time = System.DateTime.Now.Ticks; print_bw((end_time - start_time) / 10000, rcv.msg_count, rcv.byte_count, rcv.unrec_count, lost, rcv.burst_loss, rcv.rx_msgs, rcv.otr_msgs); if (stat_secs > 0 && stat_time <= end_time) { stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; print_stats(stats); } // recycle stats object when finished so it can be reused by LBM objRec.doneWithReceiverStatistics(stats); rcv.msg_count = 0; rcv.byte_count = 0; rcv.unrec_count = 0; rcv.burst_loss = 0; rcv.rx_msgs = 0; rcv.otr_msgs = 0; if (reap_msgs != 0 && rcv.total_msg_count >= reap_msgs) { break; } } System.Console.Error.WriteLine("Quitting.... received " + rcv.total_msg_count + " messages"); objRec.close(); lbmrcv.close(); ctx.close(); }
public static int Main(string[] args) { lbmlatpong latpong = null; LBMContext ctx = null; LBMContextAttributes ctx_attr = null; LBMTopic pong_src_topic = null; LBMSourceAttributes pong_src_topic_attr = null; LBMSource pong_src = null; LBMTopic ping_rcv_topic = null; LBMReceiverAttributes ping_rcv_topic_attr = null; lbmlatpongreceiver ping_rcv = null; latpong = new lbmlatpong(args); if (latpong.cpu >= 0) { Process.GetCurrentProcess().ProcessorAffinity = new IntPtr(latpong.cpu); } /* Create the context. */ ctx_attr = new LBMContextAttributes(); ctx_attr.setValue("resolver_cache", "0"); ctx_attr.setValue("operational_mode", "sequential"); ctx_attr.setValue("request_tcp_port_high", "50000"); ctx_attr.setValue("transport_lbtipc_receiver_thread_behavior", "busy_wait"); ctx = new LBMContext(ctx_attr); ctx_attr.dispose(); /* Create the pong source. */ pong_src_topic_attr = new LBMSourceAttributes(); pong_src_topic_attr.setValue("resolver_advertisement_sustain_interval", "0"); pong_src_topic_attr.setValue("transport", "lbtsmx"); pong_src_topic = new LBMTopic(ctx, "lbmlat-pong", pong_src_topic_attr); pong_src_topic_attr.dispose(); pong_src = new LBMSource(ctx, pong_src_topic); latpong.pong_src = pong_src; /* Create the ping receiver. */ ping_rcv_topic_attr = new LBMReceiverAttributes(); ping_rcv_topic_attr.enableSingleReceiverCallback(true); ping_rcv_topic_attr.setSourceNotificationCallbacks( new LBMSourceCreationCallback(latpong.onNewSource), new LBMSourceDeletionCallback(latpong.onSourceDelete), null); ping_rcv_topic = new LBMTopic(ctx, "lbmlat-ping", ping_rcv_topic_attr); ping_rcv_topic_attr.dispose(); ping_rcv = new lbmlatpongreceiver(ctx, ping_rcv_topic, latpong, pong_src); /* Wait a bit for things to get set up. */ System.Threading.Thread.Sleep(1000); /* Run the context until we've discovered the pinger's source. */ while (!latpong.found_pinger) { ctx.processEvents(1000); } /* Wait a bit for things to get set up. */ System.Threading.Thread.Sleep(1000); /* Send in a dummy pong message to kick things off. */ IntPtr writeBuff; if (pong_src.buffAcquire(out writeBuff, (uint)16, 0) == 0) { Marshal.WriteInt64(writeBuff, 0, 1234567890); pong_src.buffsComplete(); } /* Wait forever. */ while (true) { System.Threading.Thread.Sleep(1000000); // ctx.processEvents(1000000); } }
public LBMRespReceiver(LBMContext ctx, LBMTopic topic, int verbose, bool end_on_eos) { _verbose = verbose; _end_on_eos = end_on_eos; _rcv = new LBMReceiver(ctx, topic, new LBMReceiverCallback(onReceive), null); }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); int response_len = 25; int responses = 1; int i; int n = args.Length; bool error = false; bool done = false; LBMObjectRecycler objRec = new LBMObjectRecycler(); //Lower the defaults for messages since we expect a lower rate that request will be arriving objRec.setLocalMsgPoolSize(10); objRec.setSharedMsgPoolSize(20); for (i = 0; i < n; i++) { try { switch (args[i]) { case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("lbmresp error: " + Ex.Message); error = true; } break; case "-E": end_on_eos = true; break; case "-h": print_help_exit(0); break; case "-l": if (++i >= n) { error = true; break; } response_len = Convert.ToInt32(args[i]); break; case "-q": eventq = true; break; case "-r": if (++i >= n) { error = true; break; } responses = Convert.ToInt32(args[i]); if (responses <= 0) { /*Negative # of responses not allowed*/ print_help_exit(1); } break; case "-v": verbose++; break; default: if (args[i].StartsWith("-")) { error = true; } else { done = true; } break; } if (error || done) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("lbmresp: error\n" + e.Message + "\n"); print_help_exit(1); } } if (error || i >= n) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } byte[] response_buffer = new byte[response_len]; LBMContextAttributes cattr = new LBMContextAttributes(); cattr.setObjectRecycler(objRec, null); LBMContext ctx = new LBMContext(cattr); LBMRespEventQueue evq = null; //LBMTopic topic = ctx.lookupTopic(args[i]); LBMReceiverAttributes rattr = new LBMReceiverAttributes(); rattr.setObjectRecycler(objRec, null); LBMTopic topic = new LBMTopic(ctx, args[i], rattr); LBMRespReceiver rcv; if (eventq) { System.Console.Error.WriteLine("Event queue in use"); evq = new LBMRespEventQueue(); rcv = new LBMRespReceiver(ctx, topic, evq, verbose, end_on_eos); ctx.enableImmediateMessageReceiver(evq); } else { System.Console.Error.WriteLine("No event queue"); rcv = new LBMRespReceiver(ctx, topic, verbose, end_on_eos); ctx.enableImmediateMessageReceiver(); } ctx.addImmediateMessageReceiver(new LBMImmediateMessageCallback(rcv.onReceiveImmediate)); try { ASCIIEncoding enc = new ASCIIEncoding(); while (true) { if (!eventq) { System.Threading.Thread.Sleep(100); } else { evq.run(100); } if (rcv.request != null) { System.Console.Out.WriteLine("Sending response. " + "{0} response{1} of {2} bytes{3} ({4} total bytes).\n", responses, (responses == 1 ? "" : "s"), response_len, (responses == 1 ? "" : " each"), responses * response_len); System.Console.Out.Flush(); for (i = 0; i < responses; i++) { StringBuilder sb = new StringBuilder(); sb.AppendFormat("response {0}", i); enc.GetBytes(sb.ToString(), 0, sb.ToString().Length, response_buffer, 0); rcv.request.respond(response_buffer, response_len, 0); } rcv.request.dispose(); objRec.doneWithMessage(rcv.request); rcv.request = null; } } } catch (Exception e) { Console.WriteLine("An error occurred: {0}", e.Message); } }
static void Main(string[] args) { /* * Create a context object. A context is an environment in which * LBM functions. Each context can have its own attributes and * configuration settings, which can be specified in an * LBMContextAttributes object. In this example program, we'll * just use the default attributes. */ LBMContext myContext = new LBMContext(); /* * Create a topic object. A topic object is little more than a * string (the topic name). During operation, LBM keeps some state * information in the topic object as well. The topic is bound to * the containing context, and will also be bound to a receiver * object. Topics can also have a set of attributes; these are * specified using either an LBMReceiverAttributes object or an * LBMSourceAttributes object. The simplest LBMTopic constructor * makes a Receiver topic with the default set of attributes. * However, there is a difference between "receiver" topics and * "source" topics. To make a "source topic", we need to use a * constructor that lets us pass in an LBMSourceAttributes object. * Here, we pass in default attributes by creating a dummy * LBMSourceAttributes object. Note that "Greeting" is the topic * string. */ LBMTopic myTopic = new LBMTopic(myContext, "Greeting", new LBMSourceAttributes()); /* * Create the source object and bind it to a topic. Sources must be * associated with a context. */ LBMSource mySource = new LBMSource(myContext, myTopic); /* * Need to wait for receivers to find us before first send. There are * other ways to accomplish this, but sleep is easy. See https://communities.informatica.com/infakb/faq/5/Pages/80061.aspx * for details. */ System.Threading.Thread.Sleep(3000); /* * Send a message to the "Greeting" topic. The flags make sure the * call to lbm_src_send doesn't return until the message is sent. * LBM expects messages to be byte arrays. Since C# strings are * encoded with Unicode by default, and we'd rather have ASCII * for this simple test program, we'll explicitly encode the string * using ASCII. */ byte[] myMessage = Encoding.ASCII.GetBytes("Hello!"); mySource.send(myMessage, myMessage.Length, LBM.MSG_FLUSH | LBM.SRC_BLOCK); /* * We've sent our one message. Let's close things down. */ /* * For some transport types (mostly UDP-based), a short delay before * deleting the source is advisable. Even though the message is sent, * there may have been packet loss, and some transports need a bit of * time to request re-transmission. Also, if the above lbm_src_send call * didn't include the flush, some time might also be needed to empty the * batching buffer. */ System.Threading.Thread.Sleep(2000); /* * First, we close the source. */ mySource.close(); /* * Notice that we don't "close" the topic. LBM keeps track of * topics for you. */ /* * Now, we close the context itself. Always close a context that * is no longer in use and won't be used again. */ myContext.close(); } /* Main */
static void Main(string[] args) { LBMContext ctx = null; /* Container for UM instance */ LBMTopic topic1 = null; /* Object used to create topic */ LBMTopic topic2 = null; /* Object used to create topic */ LBMSource src1 = null; /* Used for sending messages on a single topic */ LBMSource src2 = null; /* Used for sending messages on a single topic */ LBMSourceAttributes srcAttr = null; /* Object used to configure sources */ int resPort; int desPort; /* We are using certain lbm objects that require an application level */ /* memory manager called the LBMObjectRecycler to cleanup */ LBMObjectRecycler objRec = new LBMObjectRecycler(); try { /* create ctxAttr to set config values before creating context */ LBMContextAttributes ctxAttr = new LBMContextAttributes(); ctxAttr.setObjectRecycler(objRec, null); /* Modify resolver address by setting attributes */ ctxAttr.setValue("resolver_multicast_address", "224.10.11.12"); /* Create a context with default attributes */ ctx = new LBMContext(ctxAttr); /* Create source attributes object, used to configure sources */ srcAttr = new LBMSourceAttributes(); srcAttr.setObjectRecycler(objRec, null); /* Set configuration value using strings */ srcAttr.setValue("transport", "lbtrm"); /* The Java API only accepts string values. ints, for example */ /* must be converted to strings */ desPort = 14001; srcAttr.setValue("transport_lbtrm_destination_port", desPort.ToString()); /* Create topic for the first source with configured attributes */ topic1 = new LBMTopic(ctx, "test.topic1", srcAttr); src1 = new LBMSource(ctx, topic1); /* Modify Configuration for second topic to use a new port */ desPort = 14002; srcAttr.setValue("transport_lbtrm_destination_port", desPort.ToString()); /* Create second topic and source using modified configuration values */ topic2 = new LBMTopic(ctx, "test.topic2", srcAttr); src2 = new LBMSource(ctx, topic2); } catch (LBMException ex) { System.Console.Error.WriteLine("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } System.Console.Out.WriteLine("Context Attributes: "); List<LBMConfigOption> cfgOptList = ctx.dumpAttributeList(); for (int i = 0; i < cfgOptList.Count; i++) { System.Console.Out.WriteLine(cfgOptList[i].Type + " " + cfgOptList[i].OptionName + " " + cfgOptList[i].Value); } System.Console.Out.WriteLine("Source #1 Attributes: "); cfgOptList = src1.dumpAttributeList(); for (int i = 0; i < cfgOptList.Count; i++) { System.Console.Out.WriteLine(cfgOptList[i].Type + " " + cfgOptList[i].OptionName + " " + cfgOptList[i].Value); } System.Console.Out.WriteLine("Source #2 Attributes: "); cfgOptList = src2.dumpAttributeList(); for (int i = 0; i < cfgOptList.Count; i++) { System.Console.Out.WriteLine(cfgOptList[i].Type + " " + cfgOptList[i].OptionName + " " + cfgOptList[i].Value); } /* Cleanup all LBM objects */ try { objRec.close(); src2.close(); src1.close(); ctx.close(); } catch (LBMException ex) { System.Console.Error.WriteLine("Error closing LBM objects: " + ex.Message); System.Environment.Exit(1); } }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMSource src = null; /* Source object: for sending messages. */ SrcCB srccb = null; /*** Initialization: create necessary UM objects. ***/ try { LBMTopic topic = null; LBMSourceAttributes srcAttr = null; srccb = new SrcCB(); ctx = new LBMContext(); srcAttr = new LBMSourceAttributes(); srcAttr.setValue("ume_store", "127.0.0.1:29999"); srcAttr.setValue("ume_store_behavior", "qc"); topic = ctx.allocTopic("test.topic", srcAttr); src = ctx.createSource(topic, new LBMSourceEventCallback(srccb.onSourceEvent), null, null); } catch (LBMException ex) { System.Console.Error.WriteLine("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } while (true) { if (srcReady == 1) { /*** Send a message. ***/ try { src.send(Encoding.ASCII.GetBytes("test"), 4, LBM.MSG_FLUSH | LBM.SRC_NONBLOCK); } catch (LBMException ex) { /* Error trying to send, wait 1 second and try again */ try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error Thread.sleep interrupted: " + eex.Message); System.Environment.Exit(1); } } } else { /* No quorum, wait 1 second and check again */ System.Console.Out.Write("Source is not ready to send (no quorum)"); try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error Thread.sleep interrupted: " + eex.Message); System.Environment.Exit(1); } } } } /* main */
public LBMMRcvReceiver(LBMContext ctx, LBMTopic topic, bool verbose) { rcv = new LBMReceiver(ctx, topic, new LBMReceiverCallback(onReceive), null); _verbose = verbose; }
public LBMMRcvReceiver(LBMContext ctx, LBMTopic topic, LBMEventQueue evq, bool verbose) { rcv = new LBMReceiver(ctx, topic, new LBMReceiverCallback(onReceive), null, evq); _verbose = verbose; _evq = evq; }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); int num_ctxs = default_num_ctxs; int num_rcvs = default_num_rcvs; int initial_topic_number = default_initial_topic_number; string topicroot = default_topic_root; int i; int n = args.Length; bool monitor_context = false; int monitor_context_ivl = 0; bool monitor_receiver = false; int monitor_receiver_ivl = 0; string application_id = null; int mon_format = LBMMonitor.FORMAT_CSV; int mon_transport = LBMMonitor.TRANSPORT_LBM; long bufsize = 8; string mon_format_options = null; string mon_transport_options = null; bool error = false; const string OPTION_MONITOR_CTX = "--monitor-ctx"; const string OPTION_MONITOR_RCV = "--monitor-rcv"; const string OPTION_MONITOR_TRANSPORT = "--monitor-transport"; const string OPTION_MONITOR_TRANSPORT_OPTS = "--monitor-transport-opts"; const string OPTION_MONITOR_FORMAT = "--monitor-format"; const string OPTION_MONITOR_FORMAT_OPTS = "--monitor-format-opts"; const string OPTION_MONITOR_APPID = "--monitor-appid"; for (i = 0; i < n; i++) { try { switch (args[i]) { case OPTION_MONITOR_APPID: if (++i >= n) { error = true; break; } application_id = args[i]; break; case OPTION_MONITOR_CTX: if (++i >= n) { error = true; break; } monitor_context = true; monitor_context_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_RCV: if (++i >= n) { error = true; break; } monitor_receiver = true; monitor_receiver_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_FORMAT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("csv") == 0) { mon_format = LBMMonitor.FORMAT_CSV; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("lbm") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBM; } else if (args[i].ToLower().CompareTo("udp") == 0) { mon_transport = LBMMonitor.TRANSPORT_UDP; } else if (args[i].ToLower().CompareTo("lbmsnmp") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBMSNMP; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT_OPTS: if (++i >= n) { error = true; break; } mon_transport_options += args[i]; break; case OPTION_MONITOR_FORMAT_OPTS: if (++i >= n) { error = true; break; } mon_format_options += args[i]; break; case "-B": if (++i >= n) { error = true; break; } bufsize = Convert.ToInt32(args[i]); break; case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("lbmmrcv: " + Ex.Message); error = true; } break; case "-C": if (++i >= n) { error = true; break; } num_ctxs = Convert.ToInt32(args[i]); break; case "-h": print_help_exit(0); break; case "-i": if (++i >= n) { error = true; break; } initial_topic_number = Convert.ToInt32(args[i]); break; case "-M": if (++i >= n) { error = true; break; } msgs = Convert.ToInt32(args[i]); break; case "-r": if (++i >= n) { error = true; break; } topicroot = args[i]; break; case "-R": if (++i >= n) { error = true; break; } num_rcvs = Convert.ToInt32(args[i]); if (num_rcvs > max_num_rcvs) { System.Console.Error.WriteLine("Too many receivers specified. Max number of receivers is " + max_num_rcvs); System.Environment.Exit(1); } break; case "-s": print_stats_flag = true; break; case "-v": verbose = true; break; default: error = true; break; } if (error) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("lbmmrcv: error\n" + e.Message + "\n"); print_help_exit(1); } } if (error) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } System.Console.Out.WriteLine("Using " + num_ctxs + " context(s)"); LBMContextAttributes ctx_attr = new LBMContextAttributes(); if (bufsize > 0) { bufsize *= 1024 * 1024; ctx_attr.setValue("transport_tcp_receiver_socket_buffer", "" + bufsize); ctx_attr.setValue("transport_lbtrm_receiver_socket_buffer", "" + bufsize); ctx_attr.setValue("transport_lbtru_receiver_socket_buffer", "" + bufsize); } LBMContext[] ctxs = new LBMContext[num_ctxs]; for (i = 0; i < num_ctxs; i++) { ctxs[i] = new LBMContext(ctx_attr); } LBMMonitorSource lbmmonsrc = null; if (monitor_context || monitor_receiver) { lbmmonsrc = new LBMMonitorSource(mon_format, mon_format_options, mon_transport, mon_transport_options); if (monitor_context) { for (i = 0; i < num_ctxs; i++) { lbmmonsrc.start(ctxs[i], application_id, monitor_context_ivl); } } } LBMMRcvReceiver[] rcvs = new LBMMRcvReceiver[num_rcvs]; System.Console.Out.WriteLine("Creating " + num_rcvs + " receivers"); int ctxidx = 0; for (i = 0; i < num_rcvs; i++) { int topicnum = initial_topic_number + i; string topicname = topicroot + "." + topicnum; LBMTopic topic = ctxs[ctxidx].lookupTopic(topicname); rcvs[i] = new LBMMRcvReceiver(ctxs[ctxidx], topic, verbose); if (i > 1 && (i % 1000) == 0) { System.Console.Out.WriteLine("Created " + i + " receivers"); } if (++ctxidx >= num_ctxs) { ctxidx = 0; } if (monitor_receiver) { lbmmonsrc.start(rcvs[i].rcv, application_id + "(" + i + ")", monitor_receiver_ivl); } } // // Setup just one immediate message receiver to receive topicless // messages. We'll just pick the first context to set it up on. // ctxs[0].enableImmediateMessageReceiver(); ctxs[0].addImmediateMessageReceiver(new LBMImmediateMessageCallback(onReceiveImmediate)); System.Console.Out.WriteLine("Created " + num_rcvs + " receivers. Will start calculating aggregate throughput."); System.Console.Out.Flush(); long start_time; long end_time; long total_msg_count = 0; long last_lost = 0, lost_tmp = 0, lost; while (true) { start_time = System.DateTime.Now.Ticks; System.Threading.Thread.Sleep(1000); end_time = System.DateTime.Now.Ticks; long msg_count = 0; long byte_count = 0; long unrec_count = 0; long burst_loss = 0; long rx_msgs = 0; long otr_msgs = 0; for (i = 0; i < num_rcvs; i++) { msg_count += rcvs[i].msg_count; total_msg_count += rcvs[i].msg_count; byte_count += rcvs[i].byte_count; unrec_count += rcvs[i].unrec_count; burst_loss += rcvs[i].burst_loss; rx_msgs += rcvs[i].rx_msgs; otr_msgs += rcvs[i].otr_msgs; rcvs[i].msg_count = 0; rcvs[i].byte_count = 0; rcvs[i].unrec_count = 0; rcvs[i].burst_loss = 0; rcvs[i].rx_msgs = 0; rcvs[i].otr_msgs = 0; } /* Calculate aggregate transport level loss */ /* Pass 0 for the print flag indicating interested in retrieving loss stats */ lost = get_loss_or_print_stats(ctxs, false); /* Account for loss in previous iteration */ lost_tmp = lost; if (last_lost <= lost) { lost -= last_lost; } else { lost = 0; } last_lost = lost_tmp; print_bw((end_time - start_time) / 10000, msg_count + imsg_count, byte_count + imsg_byte_count, unrec_count, lost, burst_loss, rx_msgs, otr_msgs); imsg_count = 0; imsg_byte_count = 0; if (print_stats_flag) { /* Display transport level statistics */ /* Pass print_stats_flag for the print flag indicating interested in displaying stats */ get_loss_or_print_stats(ctxs, print_stats_flag); } } }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); LBMObjectRecycler objRec = new LBMObjectRecycler(); string qdelay = null; string qsize = null; string num_srcs = null; int i; int n = args.Length; bool monitor_context = false; int monitor_context_ivl = 0; bool monitor_receiver = false; int monitor_receiver_ivl = 0; string application_id = null; int mon_format = LBMMonitor.FORMAT_CSV; int mon_transport = LBMMonitor.TRANSPORT_LBM; string mon_format_options = null; string mon_transport_options = null; bool error = false; bool done = false; bool use_hf = false; List <uint> channels = new List <uint>(); const string OPTION_MONITOR_CTX = "--monitor-ctx"; const string OPTION_MONITOR_RCV = "--monitor-rcv"; const string OPTION_MONITOR_TRANSPORT = "--monitor-transport"; const string OPTION_MONITOR_TRANSPORT_OPTS = "--monitor-transport-opts"; const string OPTION_MONITOR_FORMAT = "--monitor-format"; const string OPTION_MONITOR_FORMAT_OPTS = "--monitor-format-opts"; const string OPTION_MONITOR_APPID = "--monitor-appid"; for (i = 0; i < n; i++) { try { switch (args[i]) { case OPTION_MONITOR_APPID: if (++i >= n) { error = true; break; } application_id = args[i]; break; case OPTION_MONITOR_CTX: if (++i >= n) { error = true; break; } monitor_context = true; monitor_context_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_RCV: if (++i >= n) { error = true; break; } monitor_receiver = true; monitor_receiver_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_FORMAT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("csv") == 0) { mon_format = LBMMonitor.FORMAT_CSV; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("lbm") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBM; } else if (args[i].ToLower().CompareTo("udp") == 0) { mon_transport = LBMMonitor.TRANSPORT_UDP; } else if (args[i].ToLower().CompareTo("lbmsnmp") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBMSNMP; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT_OPTS: if (++i >= n) { error = true; break; } mon_transport_options += args[i]; break; case OPTION_MONITOR_FORMAT_OPTS: if (++i >= n) { error = true; break; } mon_format_options += args[i]; break; case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("lbmrcv error: " + Ex.Message); error = true; } break; case "-d": if (++i >= n) { error = true; break; } qdelay = args[i]; eventq = true; break; case "-D": if (verifiable) { System.Console.Error.WriteLine("Unable to use SDM because verifiable messages are on. Turn off verifiable messages (-V)."); System.Environment.Exit(1); } sdm = true; break; case "-f": use_hf = true; break; case "-E": end_on_eos = true; break; case "-h": print_help_exit(0); break; case "-n": if (++i >= n) { error = true; break; } num_srcs = args[i]; break; case "-q": eventq = true; break; case "-r": if (++i >= n) { error = true; break; } reap_msgs = Convert.ToInt32(args[i]); break; case "-N": if (++i >= n) { error = true; break; } try { channels.Add(Convert.ToUInt32(args[i])); } catch (Exception e) { Console.Error.WriteLine(e.Message); error = true; } break; case "-S": end_on_eos = true; summary = true; break; case "-s": if (++i >= n) { error = true; break; } stat_secs = Convert.ToInt32(args[i]); break; case "-v": verbose = true; break; case "-V": if (sdm) { System.Console.Error.WriteLine("Unable to use verifiable messages because sdm is on. Turn off sdm (-D)."); System.Environment.Exit(1); } verifiable = true; break; case "-z": if (++i >= n) { error = true; break; } qsize = args[i]; eventq = true; break; default: if (args[i].StartsWith("-")) { error = true; } else { done = true; } break; } if (error || done) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("lbmrcv: error\n" + e.Message + "\n"); print_help_exit(1); } } if (error || i >= n) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } LBMRcvReceiver rcv = new LBMRcvReceiver(verbose, end_on_eos, summary, objRec); LBMContextAttributes ctx_attr = new LBMContextAttributes(); LBMRcvEventQueue evq = null; if (eventq) { System.Console.Error.WriteLine("Event queue in use"); LBMEventQueueAttributes evqattr = null; if (qsize != null || qdelay != null) { evqattr = new LBMEventQueueAttributes(); if (qdelay != null) { evqattr.setValue("queue_delay_warning", qdelay); } if (qsize != null) { evqattr.setValue("queue_size_warning", qsize); } } evq = new LBMRcvEventQueue(evqattr); ctx_attr.setImmediateMessageCallback(new LBMImmediateMessageCallback(rcv.onReceive), evq); } else { ctx_attr.setImmediateMessageCallback(new LBMImmediateMessageCallback(rcv.onReceive)); } ctx_attr.setObjectRecycler(objRec, null); LBMContext ctx = new LBMContext(ctx_attr); if (ctx.getAttributeValue("request_tcp_bind_request_port") != "0") { string request_tcp_iface = ctx.getAttributeValue("request_tcp_interface"); // Check if a different interface was specified for request_tcp_interface if (!request_tcp_iface.Equals("0.0.0.0")) { System.Console.Out.WriteLine("Immediate messaging target: TCP:" + request_tcp_iface + ":" + ctx.getAttributeValue("request_tcp_port")); } else { System.Console.Out.WriteLine("Immediate messaging target: TCP:" + ctx.getAttributeValue("resolver_multicast_interface") + ":" + ctx.getAttributeValue("request_tcp_port")); } } else { System.Console.Out.WriteLine("Request port binding disabled, no immediate messaging target"); } LBMReceiverAttributes rattr = new LBMReceiverAttributes(); if (num_srcs != null) { rattr.setValue("resolution_number_of_sources_query_threshold", num_srcs); } rattr.setObjectRecycler(objRec, null); LBMTopic topic = ctx.lookupTopic(args[i], rattr); LBMReceiver lbmrcv; if (use_hf) { System.Console.Error.Write("Hot-Failover, "); } if (eventq) { if (use_hf) { lbmrcv = new LBMHotFailoverReceiver(ctx, topic, rcv.onReceive, null, evq); } else { lbmrcv = new LBMReceiver(ctx, topic, rcv.onReceive, null, evq); } } else { System.Console.Error.WriteLine("No event queue"); if (use_hf) { lbmrcv = new LBMHotFailoverReceiver(ctx, topic, rcv.onReceive, null); } else { lbmrcv = new LBMReceiver(ctx, topic, rcv.onReceive, null); } } System.Console.Out.Flush(); if (channels.Count > 0) { System.Console.Error.Write("Subscribing to channels: "); foreach (uint channel in channels) { try { lbmrcv.subscribeChannel(channel, rcv.onReceive, null); System.Console.Error.Write("{0} ", channel); } catch (Exception e) { System.Console.Error.WriteLine(); System.Console.Error.WriteLine(e.Message); } } System.Console.Error.WriteLine(); } LBMMonitorSource lbmmonsrc = null; if (monitor_context || monitor_receiver) { lbmmonsrc = new LBMMonitorSource(mon_format, mon_format_options, mon_transport, mon_transport_options); if (monitor_context) { lbmmonsrc.start(ctx, application_id, monitor_context_ivl); } else { lbmmonsrc.start(lbmrcv, application_id, monitor_receiver_ivl); } } long start_time; long end_time; long last_lost = 0, lost_tmp = 0, lost = 0; bool have_stats = false; LBMReceiverStatistics stats = null; long stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; for (; ;) { start_time = System.DateTime.Now.Ticks; if (eventq) { evq.run(1000); } else { System.Threading.Thread.Sleep(1000); } have_stats = false; while (!have_stats) { try { stats = lbmrcv.getStatistics(nstats); have_stats = true; } catch (LBMException ex) { /* Double the number of stats passed to the API to be retrieved */ /* Do so until we retrieve stats successfully or hit the max limit */ nstats *= 2; if (nstats > DEFAULT_MAX_NUM_SRCS) { System.Console.Error.WriteLine("Error getting receiver statistics: " + ex.Message); System.Environment.Exit(1); } /* have_stats is still false */ } } /* If we get here, we have the stats */ lost = 0; for (i = 0; i < stats.size(); i++) { lost += stats.lost(i); } /* Account for loss in previous iteration */ lost_tmp = lost; if (last_lost <= lost) { lost -= last_lost; } else { lost = 0; } last_lost = lost_tmp; end_time = System.DateTime.Now.Ticks; print_bw((end_time - start_time) / 10000, rcv.msg_count, rcv.byte_count, rcv.unrec_count, lost, rcv.burst_loss, rcv.rx_msgs, rcv.otr_msgs); if (stat_secs > 0 && stat_time <= end_time) { stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; print_stats(stats, evq); } // recycle stats object when finished so it can be reused by LBM objRec.doneWithReceiverStatistics(stats); rcv.msg_count = 0; rcv.byte_count = 0; rcv.unrec_count = 0; rcv.burst_loss = 0; rcv.rx_msgs = 0; rcv.otr_msgs = 0; if (reap_msgs != 0 && rcv.total_msg_count >= reap_msgs) { break; } } System.Console.Error.WriteLine("Quitting.... received " + rcv.total_msg_count + " messages"); if (channels.Count > 0) { /* Unsubscribe from channels */ foreach (uint channel in channels) { lbmrcv.unsubscribeChannel(channel); } } objRec.close(); lbmrcv.close(); ctx.close(); if (eventq) { evq.close(); } }
static void Main(string[] args) { if (System.Environment.GetEnvironmentVariable("LBM_LICENSE_FILENAME") == null && System.Environment.GetEnvironmentVariable("LBM_LICENSE_INFO") == null) { SetEnvironmentVariable("LBM_LICENSE_FILENAME", "lbm_license.txt"); } LBM lbm = new LBM(); lbm.setLogger(new LBMLogging(logger)); LBMObjectRecycler objRec = new LBMObjectRecycler(); string qdelay = null; string qsize = null; string num_srcs = null; int i; int n = args.Length; bool monitor_context = false; int monitor_context_ivl = 0; bool monitor_receiver = false; int monitor_receiver_ivl = 0; string application_id = null; int mon_format = LBMMonitor.FORMAT_CSV; int mon_transport = LBMMonitor.TRANSPORT_LBM; string mon_format_options = null; string mon_transport_options = null; bool error = false; bool done = false; string regid_offset = "1000"; int seqnum_offset = 0; bool sqn_info = false; const string OPTION_MONITOR_CTX = "--monitor-ctx"; const string OPTION_MONITOR_RCV = "--monitor-rcv"; const string OPTION_MONITOR_TRANSPORT = "--monitor-transport"; const string OPTION_MONITOR_TRANSPORT_OPTS = "--monitor-transport-opts"; const string OPTION_MONITOR_FORMAT = "--monitor-format"; const string OPTION_MONITOR_FORMAT_OPTS = "--monitor-format-opts"; const string OPTION_MONITOR_APPID = "--monitor-appid"; for (i = 0; i < n; i++) { try { switch (args[i]) { case OPTION_MONITOR_APPID: if (++i >= n) { error = true; break; } application_id = args[i]; break; case OPTION_MONITOR_CTX: if (++i >= n) { error = true; break; } monitor_context = true; monitor_context_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_RCV: if (++i >= n) { error = true; break; } monitor_receiver = true; monitor_receiver_ivl = Convert.ToInt32(args[i]); break; case OPTION_MONITOR_FORMAT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("csv") == 0) { mon_format = LBMMonitor.FORMAT_CSV; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT: if (++i >= n) { error = true; break; } if (args[i].ToLower().CompareTo("lbm") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBM; } else if (args[i].ToLower().CompareTo("udp") == 0) { mon_transport = LBMMonitor.TRANSPORT_UDP; } else if (args[i].ToLower().CompareTo("lbmsnmp") == 0) { mon_transport = LBMMonitor.TRANSPORT_LBMSNMP; } else { error = true; break; } break; case OPTION_MONITOR_TRANSPORT_OPTS: if (++i >= n) { error = true; break; } mon_transport_options += args[i]; break; case OPTION_MONITOR_FORMAT_OPTS: if (++i >= n) { error = true; break; } mon_format_options += args[i]; break; case "-c": if (++i >= n) { error = true; break; } try { LBM.setConfiguration(args[i]); } catch (LBMException Ex) { System.Console.Error.WriteLine("umercv error: " + Ex.Message); error = true; } break; case "-d": if (++i >= n) { error = true; break; } qdelay = args[i]; eventq = true; break; case "-E": end_on_eos = true; break; case "-D": dereg = 1; break; case "-e": if (++i >= n) { error = true; break; } exack = Convert.ToInt32(args[i]); break; case "-i": if (++i >= n) { error = true; break; } regid_offset = args[i]; break; case "-h": print_help_exit(0); break; case "-n": if (++i >= n) { error = true; break; } num_srcs = args[i]; break; case "-N": if (++i >= n) { error = true; break; } seqnum_offset = Convert.ToInt32(args[i]); sqn_info = true; break; case "-q": eventq = true; break; case "-r": if (++i >= n) { error = true; break; } reap_msgs = Convert.ToInt32(args[i]); break; case "-S": end_on_eos = true; summary = true; break; case "-s": if (++i >= n) { error = true; break; } stat_secs = Convert.ToInt32(args[i]); break; case "-v": verbose = true; break; case "-z": if (++i >= n) { error = true; break; } qsize = args[i]; eventq = true; break; default: if (args[i].StartsWith("-")) { error = true; } else { done = true; } break; } if (error || done) { break; } } catch (Exception e) { /* type conversion exception */ System.Console.Error.WriteLine("umercv: error\n" + e.Message); print_help_exit(1); } } if (error || i >= n) { /* An error occurred processing the command line - print help and exit */ print_help_exit(1); } LBMContextAttributes cattr = new LBMContextAttributes(); cattr.setObjectRecycler(objRec, null); LBMContext ctx = new LBMContext(cattr); LBMReceiverAttributes rattr = null; UMERegistrationId umeregid; rattr = new LBMReceiverAttributes(); rattr.setObjectRecycler(objRec, null); if (num_srcs != null) { rattr.setValue("resolution_number_of_sources_query_threshold", num_srcs); } if (regid_offset != null) { umeregid = new UMERegistrationId(regid_offset); rattr.setRegistrationIdCallback(new UMERegistrationIdExCallback(umeregid.setRegistrationId), null); System.Console.Out.WriteLine("Will use RegID offset " + regid_offset + "."); } else { System.Console.Out.WriteLine("Will not use specific RegID."); } if (sqn_info) { UMERcvRecInfo umerecinfocb = new UMERcvRecInfo(seqnum_offset); rattr.setRecoverySequenceNumberCallback(umerecinfocb.setRecoverySequenceNumberInfo, null); System.Console.Out.WriteLine("Will use seqnum info with low offset " + seqnum_offset + "."); } if (exack > 0) { try { rattr.setValue("ume_explicit_ack_only", "1"); } catch (LBMException e) { System.Console.Error.WriteLine("Error setting ume_explicit_ack_only=" + exack + e.Message); System.Environment.Exit(1); } } LBMTopic topic = ctx.lookupTopic(args[i], rattr); UMERcvReceiver rcv = new UMERcvReceiver(verbose, end_on_eos, summary, exack, dereg); LBMReceiver lbmrcv; UMERcvEventQueue evq = null; if (eventq) { System.Console.Error.WriteLine("Event queue in use"); LBMEventQueueAttributes evqattr = null; if (qsize != null || qdelay != null) { evqattr = new LBMEventQueueAttributes(); if (qdelay != null) { evqattr.setValue("queue_delay_warning", qdelay); } if (qsize != null) { evqattr.setValue("queue_size_warning", qsize); } } evq = new UMERcvEventQueue(evqattr); lbmrcv = new LBMReceiver(ctx, topic, rcv.onReceive, null, evq); ctx.enableImmediateMessageReceiver(evq); } else { System.Console.Error.WriteLine("No event queue"); lbmrcv = new LBMReceiver(ctx, topic, rcv.onReceive, null); ctx.enableImmediateMessageReceiver(); } rcv.setRcvr(lbmrcv); // This immediate-mode receiver is *only* used for topicless // immediate-mode sends. Immediate sends that use a topic // are received with normal receiver objects. ctx.addImmediateMessageReceiver(new LBMImmediateMessageCallback(rcv.onReceive)); LBMMonitorSource lbmmonsrc = null; if (monitor_context || monitor_receiver) { lbmmonsrc = new LBMMonitorSource(mon_format, mon_format_options, mon_transport, mon_transport_options); if (monitor_context) { lbmmonsrc.start(ctx, application_id, monitor_context_ivl); } else { lbmmonsrc.start(lbmrcv, application_id, monitor_receiver_ivl); } } System.Console.Out.Flush(); long start_time; long end_time; long last_lost = 0, lost_tmp = 0, lost = 0; bool have_stats; LBMReceiverStatistics stats = null; long stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; for (; ;) { start_time = System.DateTime.Now.Ticks; if (eventq) { evq.run(1000); } else { System.Threading.Thread.Sleep(1000); } have_stats = false; while (!have_stats) { try { stats = lbmrcv.getStatistics(nstats); have_stats = true; } catch (LBMException ex) { /* Double the number of stats passed to the API to be retrieved */ /* Do so until we retrieve stats successfully or hit the max limit */ nstats *= 2; if (nstats > DEFAULT_MAX_NUM_SRCS) { System.Console.Error.WriteLine("Error getting receiver statistics: " + ex.Message); System.Environment.Exit(1); } /* have_stats is still false */ } } /* If we get here, we have the stats */ lost = 0; for (i = 0; i < stats.size(); i++) { lost += stats.lost(i); } /* Account for loss in previous iteration */ lost_tmp = lost; if (last_lost <= lost) { lost -= last_lost; } else { lost = 0; } last_lost = lost_tmp; end_time = System.DateTime.Now.Ticks; print_bw((end_time - start_time) / 10000, rcv.msg_count, rcv.byte_count, rcv.unrec_count, lost, rcv.burst_loss, rcv.rx_msgs, rcv.otr_msgs); if (stat_secs > 0 && stat_time <= end_time) { stat_time = System.DateTime.Now.AddSeconds(stat_secs).Ticks; print_stats(stats, evq); } objRec.doneWithReceiverStatistics(stats); rcv.msg_count = 0; rcv.byte_count = 0; rcv.unrec_count = 0; rcv.burst_loss = 0; rcv.rx_msgs = 0; rcv.otr_msgs = 0; if (reap_msgs != 0 && rcv.total_msg_count >= reap_msgs) { break; } } System.Console.Error.WriteLine("Quitting.... received " + rcv.total_msg_count + " messages"); objRec.close(); lbmrcv.close(); ctx.close(); if (eventq) { evq.close(); } GC.KeepAlive(lbm); }
static void Main(String[] args) { LBMContext ctx = null; /* Context object: container for UM "instance". */ LBMEventQueue evq = new LBMEventQueue(); /* Initialization: create necessary UM objects. */ try { LBMContextAttributes ctxAttr = new LBMContextAttributes(); ctx = new LBMContext(ctxAttr); } catch(LBMException ex) { System.Console.Error.WriteLine("Error initializing LBM objects: " + ex.Message); System.Environment.Exit(1); } /* Initialize and create receiver and receiver callback */ LBMReceiverCallback myReceiverCallback = new LBMReceiverCallback(onReceive); LBMReceiverAttributes rcv_attr = new LBMReceiverAttributes(); LBMTopic rtopic = new LBMTopic(ctx, "test.topic", rcv_attr); LBMReceiver rcv = new LBMReceiver(ctx, rtopic, myReceiverCallback, evq); /* Initialize and create source */ LBMTopic stopic = new LBMTopic(ctx, "test.topic", new LBMSourceAttributes()); LBMSource src = new LBMSource(ctx, stopic); EQThread evqThread = new EQThread(evq); evqThread.start(); try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + eex.Message); System.Environment.Exit(1); } src.send(Encoding.ASCII.GetBytes("hello"), 5, LBM.MSG_FLUSH); while (cleanup == 0) { try { System.Threading.Thread.Sleep(1000); } catch (Exception eex) { System.Console.Error.WriteLine("Error System.Threading.Thread.Sleep() exception: " + eex.Message); System.Environment.Exit(1); } } evq.stop(); evqThread.join(); src.close(); rcv.close(); ctx.close(); evq.close(); }