diff options
Diffstat (limited to 'datarouter-node/src/main/java/org/onap/dmaap/datarouter/node/NodeRunner.java')
-rw-r--r-- | datarouter-node/src/main/java/org/onap/dmaap/datarouter/node/NodeRunner.java | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/datarouter-node/src/main/java/org/onap/dmaap/datarouter/node/NodeRunner.java b/datarouter-node/src/main/java/org/onap/dmaap/datarouter/node/NodeRunner.java new file mode 100644 index 00000000..2b151ade --- /dev/null +++ b/datarouter-node/src/main/java/org/onap/dmaap/datarouter/node/NodeRunner.java @@ -0,0 +1,96 @@ +/******************************************************************************* + * ============LICENSE_START================================================== + * * org.onap.dmaap + * * =========================================================================== + * * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * * =========================================================================== + * * Licensed under the Apache License, Version 2.0 (the "License"); + * * you may not use this file except in compliance with the License. + * * You may obtain a copy of the License at + * * + * * http://www.apache.org/licenses/LICENSE-2.0 + * * + * * Unless required by applicable law or agreed to in writing, software + * * distributed under the License is distributed on an "AS IS" BASIS, + * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * * See the License for the specific language governing permissions and + * * limitations under the License. + * * ============LICENSE_END==================================================== + * * + * * ECOMP is a trademark and service mark of AT&T Intellectual Property. + * * + ******************************************************************************/ + +package org.onap.dmaap.datarouter.node; + +import static java.lang.System.exit; + +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import org.eclipse.jetty.server.Server; + +/** + * The main starting point for the Data Router node. + */ +public class NodeRunner { + + private static EELFLogger nodeMainLogger = EELFManager.getInstance().getLogger(NodeRunner.class); + private static NodeConfigManager nodeConfigManager; + + private NodeRunner() { + } + + /** + * Start the data router. + * + * <p>The location of the node configuration file can be set using the org.onap.dmaap.datarouter.node.properties + * system property. By default, it is "/opt/app/datartr/etc/node.properties". + */ + public static void main(String[] args) { + nodeMainLogger.debug("NODE0001 Data Router Node Starting"); + IsFrom.setDNSCache(); + nodeConfigManager = NodeConfigManager.getInstance(); + nodeMainLogger.debug("NODE0002 I am " + nodeConfigManager.getMyName()); + (new WaitForConfig(nodeConfigManager)).waitForConfig(); + new LogManager(nodeConfigManager); + try { + Server server = NodeServer.getServerInstance(); + server.start(); + server.join(); + nodeMainLogger.debug("NODE00006 Node Server started-" + server.getState()); + } catch (Exception e) { + nodeMainLogger.error("NODE00006 Jetty failed to start. Reporting will we be unavailable: " + + e.getMessage(), e); + exit(1); + } + nodeMainLogger.debug("NODE00007 Node Server joined"); + } + + private static class WaitForConfig implements Runnable { + + private NodeConfigManager localNodeConfigManager; + + WaitForConfig(NodeConfigManager ncm) { + this.localNodeConfigManager = ncm; + } + + public synchronized void run() { + notifyAll(); + } + + synchronized void waitForConfig() { + localNodeConfigManager.registerConfigTask(this); + while (!localNodeConfigManager.isConfigured()) { + nodeMainLogger.debug("NODE0003 Waiting for Node Configuration"); + try { + wait(); + } catch (Exception exception) { + nodeMainLogger.error("NodeMain: waitForConfig exception. Exception Message:- " + + exception.toString(), exception); + } + } + localNodeConfigManager.deregisterConfigTask(this); + nodeMainLogger.debug("NODE0004 Node Configuration Data Received"); + } + } +} |