@Test public void serverNotEnoughWorkerThreadsCausesBindTimerToCloseChannel() throws Exception { BlockThreadSmppServerHandler serverHandler0 = new BlockThreadSmppServerHandler(); SmppServerConfiguration configuration = createSmppServerConfiguration(); // permit up to 0.5 seconds to bind configuration.setBindTimeout(500); DefaultSmppServer server0 = new DefaultSmppServer(configuration, serverHandler0); server0.start(); try { // there is an issue without telling the server how many worker threads // to create beforehand with starvation only Runtime.getRuntime().availableProcessors() // worker threads are created by default!!! (yikes) int workersToStarveWith = Runtime.getRuntime().availableProcessors(); // initiate bind requests on all sessions we care about -- this should // technicaly "starve" the server of worker threads since they'll all // be blocked in a Thread.sleep for (int i = 0; i < workersToStarveWith; i++) { DefaultSmppClient client0 = new DefaultSmppClient(); SmppSessionConfiguration sessionConfig0 = createDefaultConfiguration(); sessionConfig0.setName("WorkerTest.Session." + i); // don't use default method of binding, connect the socket first DefaultSmppSession session0 = client0.doOpen(sessionConfig0, new DefaultSmppSessionHandler()); // try to bind and execute a bind request and wait for a bind response BaseBind bindRequest = client0.createBindRequest(sessionConfig0); try { // just send the request without caring if it succeeds session0.sendRequestPdu(bindRequest, 2000, false); } catch (SmppChannelException e) { System.out.println(e.getMessage()); } } // now try to bind normally -- since all previous workers are "starved" // this should fail to bind and the socket closed by the "BindTimer" DefaultSmppClient client0 = new DefaultSmppClient(); SmppSessionConfiguration sessionConfig0 = createDefaultConfiguration(); sessionConfig0.setName("WorkerTestChannelClosed.Session"); sessionConfig0.setBindTimeout(750); try { client0.bind(sessionConfig0); Assert.fail(); } catch (SmppTimeoutException e) { // the BindTimer should end up closing the connection since the // worker thread were "starved" logger.debug("Correctly received SmppChannelException during bind"); } } finally { Thread.sleep(10500); Assert.assertEquals(0, server0.getChannels().size()); Assert.assertEquals(3, server0.getCounters().getBindTimeouts()); server0.destroy(); } }
@Override public void sessionBindRequested( Long sessionId, SmppSessionConfiguration sessionConfiguration, final BaseBind bindRequest) throws SmppProcessingException { // test name change of sessions // this name actually shows up as thread context.... sessionConfiguration.setName("Application.SMPP." + sessionConfiguration.getSystemId()); // throw new SmppProcessingException(SmppConstants.STATUS_BINDFAIL, null); }
public SmppSessionConfiguration createDefaultConfiguration() { SmppSessionConfiguration configuration = new SmppSessionConfiguration(); configuration.setWindowSize(1); configuration.setName("Tester.Session.0"); configuration.setType(SmppBindType.TRANSCEIVER); configuration.setHost("localhost"); configuration.setPort(PORT); configuration.setConnectTimeout(100); configuration.setBindTimeout(100); configuration.setSystemId(SYSTEMID); configuration.setPassword(PASSWORD); configuration.getLoggingOptions().setLogBytes(true); return configuration; }
@Override public void sessionBindRequested( Long sessionId, SmppSessionConfiguration sessionConfiguration, final BaseBind bindRequest) throws SmppProcessingException { // test name change of sessions sessionConfiguration.setName("Test1"); if (!SYSTEMID.equals(bindRequest.getSystemId())) { throw new SmppProcessingException(SmppConstants.STATUS_INVSYSID); } if (!PASSWORD.equals(bindRequest.getPassword())) { throw new SmppProcessingException(SmppConstants.STATUS_INVPASWD); } // throw new SmppProcessingException(SmppConstants.STATUS_BINDFAIL, null); }
@Override public void sessionBindRequested( Long sessionId, SmppSessionConfiguration sessionConfiguration, final BaseBind bindRequest) throws SmppProcessingException { sessionConfiguration.setName("Application.SMPP." + sessionConfiguration.getSystemId()); }