various Updates

Q-api,
triggers,
conductor conditional updates.
Bug fixes

Change-Id: Iec392309787cd90f0a2827a2955399723640e800
Issue-ID: MUSIC-93
Signed-off-by: Thomas Nelson Jr (arthurdent3) tn1381@att.com <tn1381@att.com>

1 files changed, 149 insertions, 0 deletions

diff --git a/src/main/java/org/onap/music/eelf/healthcheck/MusicHealthCheck.java b/src/main/java/org/onap/music/eelf/healthcheck/MusicHealthCheck.java
new file mode 100644
index 00000000..9c3e842e
--- /dev/null
+++ b/src/main/java/org/onap/music/eelf/healthcheck/MusicHealthCheck.java
@@ -0,0 +1,149 @@
+/*
+ * ============LICENSE_START==========================================
+ * org.onap.music
+ * ===================================================================
+ *  Copyright (c) 2017 AT&T Intellectual Property
+ * ===================================================================
+ *  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=============================================
+ * ====================================================================
+ */
+package org.onap.music.eelf.healthcheck;
+
+import java.util.UUID;
+
+import org.onap.music.datastore.PreparedQueryObject;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.eelf.logging.format.AppMessages;
+import org.onap.music.eelf.logging.format.ErrorSeverity;
+import org.onap.music.eelf.logging.format.ErrorTypes;
+import org.onap.music.exceptions.MusicLockingException;
+import org.onap.music.exceptions.MusicServiceException;
+import org.onap.music.lockingservice.MusicLockingService;
+import org.onap.music.main.MusicCore;
+import org.onap.music.main.MusicUtil;
+import org.onap.music.main.ResultType;
+
+import com.datastax.driver.core.ConsistencyLevel;
+
+/**
+ * @author inam
+ *
+ */
+public class MusicHealthCheck {
+
+	private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicUtil.class);
+
+	private String cassandrHost;
+	private String zookeeperHost;
+
+	public String getCassandraStatus(String consistency) {
+		logger.info(EELFLoggerDelegate.applicationLogger, "Getting Status for Cassandra");
+		
+		boolean result = false;
+		try {
+			result = getAdminKeySpace(consistency);
+		} catch(Exception e) {
+			if(e.getMessage().toLowerCase().contains("unconfigured table healthcheck")) {
+				System.out.println("Creating table....");
+				boolean ksresult = createKeyspace();
+				if(ksresult)
+					try {
+						result = getAdminKeySpace(consistency);
+					} catch (MusicServiceException e1) {
+						// TODO Auto-generated catch block
+						e1.printStackTrace();
+					}
+			} else {
+				return "One or more nodes are down or not responding.";
+			}
+		}
+		if (result) {
+			return "ACTIVE";
+		} else {
+			logger.info(EELFLoggerDelegate.applicationLogger, "Cassandra Service is not responding");
+			return "INACTIVE";
+		}
+	}
+
+	private Boolean getAdminKeySpace(String consistency) throws MusicServiceException {
+
+
+		PreparedQueryObject pQuery = new PreparedQueryObject();
+		pQuery.appendQueryString("insert into admin.healthcheck (id) values (?)");
+		pQuery.addValue(UUID.randomUUID());
+			ResultType rs = MusicCore.nonKeyRelatedPut(pQuery, consistency);
+			System.out.println(rs);
+			if (rs != null) {
+				return Boolean.TRUE;
+			} else {
+				return Boolean.FALSE;
+			}
+
+
+	}
+	
+	private boolean createKeyspace() {
+		PreparedQueryObject pQuery = new PreparedQueryObject();
+		pQuery.appendQueryString("CREATE TABLE admin.healthcheck (id uuid PRIMARY KEY)");
+		ResultType rs = null ;
+		try {
+			rs = MusicCore.nonKeyRelatedPut(pQuery, ConsistencyLevel.ONE.toString());
+		} catch (MusicServiceException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		if(rs.getResult().toLowerCase().contains("success"))
+			return true;
+		else
+			return false;
+	}
+
+	public String getZookeeperStatus() {
+
+		String host = MusicUtil.getMyZkHost();
+		logger.info(EELFLoggerDelegate.applicationLogger, "Getting Status for Zookeeper Host: " + host);
+		try {
+			MusicLockingService lockingService = MusicCore.getLockingServiceHandle();
+			// additionally need to call the ZK to create,aquire and delete lock
+		} catch (MusicLockingException e) {
+			logger.error(EELFLoggerDelegate.errorLogger, e.getMessage(), AppMessages.LOCKINGERROR,
+					ErrorTypes.CONNECTIONERROR, ErrorSeverity.CRITICAL);
+			return "INACTIVE";
+		}
+
+		logger.info(EELFLoggerDelegate.applicationLogger, "Zookeeper is Active and Running");
+		return "ACTIVE";
+
+		// return "Zookeeper is not responding";
+
+	}
+
+	public String getCassandrHost() {
+		return cassandrHost;
+	}
+
+	public void setCassandrHost(String cassandrHost) {
+		this.cassandrHost = cassandrHost;
+	}
+
+	public String getZookeeperHost() {
+		return zookeeperHost;
+	}
+
+	public void setZookeeperHost(String zookeeperHost) {
+		this.zookeeperHost = zookeeperHost;
+	}
+
+}