Example #1
0
  private void stopConfiguration() throws Exception {

    if (configuration == null) {
      // abort received but script not prepared, therefore entire script failed
      if (progress == null) {
        progress = new ScriptProgress(newSequential(0, 0), "");
      }
      RegionInfo scriptInfo = progress.getScriptInfo();
      progress.addScriptFailure(scriptInfo);
    } else {
      // stopping the configuration will implicitly trigger the script complete listener
      // to handle incomplete script that is being aborted by canceling the finish future

      // clear out the pipelines for new connections to avoid impacting the observed script
      for (ServerBootstrapResolver serverResolver : configuration.getServerResolvers()) {
        ServerBootstrap server = serverResolver.resolve();
        server.setPipelineFactory(pipelineFactory(pipeline(closeOnExceptionHandler)));
      }
      for (ClientBootstrapResolver clientResolver : configuration.getClientResolvers()) {
        ClientBootstrap client = clientResolver.resolve();
        client.setPipelineFactory(pipelineFactory(pipeline(closeOnExceptionHandler)));
      }

      // remove each handler from the configuration pipelines
      // this will trigger failures for any handlers on a pipeline for an incomplete stream
      // including pipelines not yet associated with any channel
      for (ChannelPipeline pipeline : configuration.getClientAndServerPipelines()) {
        stopStream(pipeline);
      }

      // cancel any pending binds and connects
      for (ChannelFuture bindFuture : bindFutures) {
        bindFuture.cancel();
      }

      for (ChannelFuture connectFuture : connectFutures) {
        connectFuture.cancel();
      }

      // close server and client channels
      final ChannelGroupFuture closeFuture = serverChannels.close();
      closeFuture.addListener(
          new ChannelGroupFutureListener() {
            @Override
            public void operationComplete(final ChannelGroupFuture future) {
              clientChannels.close();
            }
          });

      for (AutoCloseable resource : configuration.getResources()) {
        try {
          resource.close();
        } catch (Exception e) {
          // ignore
        }
      }
    }
  }
Example #2
0
  private void connectClient(ClientBootstrapResolver clientResolver) throws Exception {
    final RegionInfo regionInfo = clientResolver.getRegionInfo();
    ClientBootstrap client = clientResolver.resolve();

    if (LOGGER.isDebugEnabled()) {
      LOGGER.debug("[id:           ] connect " + client.getOption("remoteAddress"));
    }

    ChannelFuture connectFuture = client.connect();
    connectFutures.add(connectFuture);
    clientChannels.add(connectFuture.getChannel());
    connectFuture.addListener(createConnectCompleteListener(regionInfo));
  }