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-rw-r--r--appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java20
-rw-r--r--appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java243
2 files changed, 252 insertions, 11 deletions
diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java
index ab3db91ee..59e84eb1d 100644
--- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java
+++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/main/java/org/onap/appc/lockmanager/impl/sql/pessimistic/SqlLockManager.java
@@ -5,6 +5,8 @@
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
* =============================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -35,10 +37,10 @@ import org.onap.appc.lockmanager.impl.sql.Messages;
abstract class SqlLockManager extends JdbcLockManager {
- private static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?";
- private static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT) VALUES (?, ?, ?, ?)";
- private static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=? WHERE RESOURCE_ID=?";
- private static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()";
+ static final String SQL_LOAD_LOCK_RECORD = "SELECT * FROM %s WHERE RESOURCE_ID=?";
+ static final String SQL_INSERT_LOCK_RECORD = "INSERT INTO %s (RESOURCE_ID, OWNER_ID, UPDATED, TIMEOUT) VALUES (?, ?, ?, ?)";
+ static final String SQL_UPDATE_LOCK_RECORD = "UPDATE %s SET OWNER_ID=?, UPDATED=?, TIMEOUT=? WHERE RESOURCE_ID=?";
+ static final String SQL_CURRENT_TIMESTAMP = "SELECT CURRENT_TIMESTAMP()";
private String sqlLoadLockRecord;
private String sqlInsertLockRecord;
@@ -86,13 +88,13 @@ abstract class SqlLockManager extends JdbcLockManager {
@Override
public boolean isLocked(String resource) {
- Connection connection=openDbConnection();
+ Connection connection = openDbConnection();
try {
- LockRecord lockRecord=loadLockRecord(connection,resource);
- if(lockRecord==null){
+ LockRecord lockRecord = loadLockRecord(connection,resource);
+ if(lockRecord == null){
return false;
}else{
- if(lockRecord.getOwner()==null){
+ if(lockRecord.getOwner() == null){
return false;
}else if(isLockExpired(lockRecord, connection)){
return false;
@@ -112,7 +114,7 @@ abstract class SqlLockManager extends JdbcLockManager {
Connection connection=openDbConnection();
try {
org.onap.appc.lockmanager.impl.sql.pessimistic.LockRecord lockRecord=loadLockRecord(connection,resource);
- if(lockRecord==null || lockRecord.getOwner() ==null ){
+ if(lockRecord == null || lockRecord.getOwner() == null ){
return null;
}else{
if(isLockExpired(lockRecord, connection)){
diff --git a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java
index 6e818cfed..63eb54c79 100644
--- a/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java
+++ b/appc-dispatcher/appc-dispatcher-common/lock-manager-lib/lock-manager-impl/src/test/java/org/onap/appc/lockmanager/impl/sql/pessimistic/TestMySqlLockManager.java
@@ -5,6 +5,8 @@
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
+ * ================================================================================
+ * Modifications Copyright (C) 2019 Ericsson
* =============================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -23,16 +25,35 @@
package org.onap.appc.lockmanager.impl.sql.pessimistic;
+import static org.hamcrest.CoreMatchers.isA;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import java.sql.CallableStatement;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
import org.junit.Assert;
+import org.junit.Rule;
import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.mockito.Mockito;
+import org.onap.appc.dao.util.api.JdbcConnectionFactory;
import org.onap.appc.lockmanager.api.LockException;
import org.onap.appc.lockmanager.api.LockRuntimeException;
import org.onap.appc.lockmanager.impl.sql.JdbcLockManager;
import org.onap.appc.lockmanager.impl.sql.MySqlLockManagerBaseTests;
import org.onap.appc.lockmanager.impl.sql.Synchronizer;
-import org.onap.appc.lockmanager.impl.sql.pessimistic.MySqlLockManager;
-import java.util.concurrent.*;
public class TestMySqlLockManager extends MySqlLockManagerBaseTests {
@@ -120,4 +141,222 @@ public class TestMySqlLockManager extends MySqlLockManagerBaseTests {
setSynchronizer(null);
}
}
+
+ @Rule
+ public ExpectedException expectedEx = ExpectedException.none();
+
+ @Test
+ public void testAcquireLockNullOwner() throws LockException {
+ MySqlLockManager lockManager = new MySqlLockManager();
+ expectedEx.expect(LockRuntimeException.class);
+ lockManager.acquireLock(null, null, 0);
+ }
+
+ @Test
+ public void testIsLocked() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Mockito.doThrow(new SQLException()).when(lockManager).loadLockRecord(Mockito.any(Connection.class), Mockito.anyString());
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(Mockito.mock(Connection.class));
+ lockManager.setConnectionFactory(connectionFactory);
+ expectedEx.expect(LockRuntimeException.class);
+ lockManager.isLocked(" ");
+ }
+
+ @Test
+ public void testGetLockOwnerExceptionFlow() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Mockito.doThrow(new SQLException()).when(lockManager).loadLockRecord(Mockito.any(Connection.class), Mockito.anyString());
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(Mockito.mock(Connection.class));
+ lockManager.setConnectionFactory(connectionFactory);
+ expectedEx.expect(LockRuntimeException.class);
+ lockManager.getLockOwner(" ");
+ }
+
+ @Test
+ public void testGetLockOwnerNull() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Mockito.doReturn(null).when(lockManager).loadLockRecord(Mockito.any(Connection.class), Mockito.anyString());
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(Mockito.mock(Connection.class));
+ lockManager.setConnectionFactory(connectionFactory);
+ assertNull(lockManager.getLockOwner(" "));
+ }
+
+ @Test
+ public void testGetLockOwnerExpired() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ LockRecord lockRecord = Mockito.mock(LockRecord.class);
+ Mockito.when(lockRecord.getTimeout()).thenReturn(1L);
+ Mockito.when(lockRecord.getUpdated()).thenReturn(System.currentTimeMillis()-100);
+ Mockito.when(lockRecord.getOwner()).thenReturn("OWNER");
+ Mockito.doReturn(lockRecord).when(lockManager).loadLockRecord(Mockito.any(Connection.class), Mockito.anyString());
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Connection connection = Mockito.mock(Connection.class);
+ PreparedStatement statement = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(resultSet.getTimestamp(1)).thenReturn(new Timestamp(System.currentTimeMillis()));
+ Mockito.when(statement.executeQuery()).thenReturn(resultSet);
+ Mockito.when(connection.prepareStatement(SqlLockManager.SQL_CURRENT_TIMESTAMP)).thenReturn(statement);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(connection);
+ lockManager.setConnectionFactory(connectionFactory);
+ assertNull(lockManager.getLockOwner(" "));
+ }
+
+ @Test
+ public void testGetLockOwnerNotExpired() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ LockRecord lockRecord = Mockito.mock(LockRecord.class);
+ Mockito.when(lockRecord.getTimeout()).thenReturn(1L);
+ Mockito.when(lockRecord.getUpdated()).thenReturn(System.currentTimeMillis()+10000);
+ Mockito.when(lockRecord.getOwner()).thenReturn("OWNER");
+ Mockito.doReturn(lockRecord).when(lockManager).loadLockRecord(Mockito.any(Connection.class), Mockito.anyString());
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Connection connection = Mockito.mock(Connection.class);
+ PreparedStatement statement = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(resultSet.getTimestamp(1)).thenReturn(new Timestamp(System.currentTimeMillis()));
+ Mockito.when(statement.executeQuery()).thenReturn(resultSet);
+ Mockito.when(connection.prepareStatement(SqlLockManager.SQL_CURRENT_TIMESTAMP)).thenReturn(statement);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(connection);
+ lockManager.setConnectionFactory(connectionFactory);
+ assertEquals("OWNER", lockManager.getLockOwner(" "));
+ }
+
+ @Test
+ public void testLoadLockRecord() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ lockManager.setTableName("TABLE_NAME");
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Connection connection = Mockito.mock(Connection.class);
+ PreparedStatement statement = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(resultSet.getString(2)).thenReturn("OWNER");
+ Mockito.when(resultSet.getLong(3)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(4)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(5)).thenReturn(0L);
+ Mockito.when(statement.executeQuery()).thenReturn(resultSet);
+ Mockito.when(connection.prepareStatement(String.format(SqlLockManager.SQL_LOAD_LOCK_RECORD, "TABLE_NAME"))).thenReturn(statement);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(connection);
+ lockManager.setConnectionFactory(connectionFactory);
+ assertTrue(lockManager.loadLockRecord(connection, "") instanceof LockRecord);
+ }
+
+ @Test
+ public void testAddLockRecord() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ lockManager.setTableName("TABLE_NAME");
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Connection connection = Mockito.mock(Connection.class);
+ PreparedStatement statement2 = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet2 = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet2.next()).thenReturn(true);
+ Mockito.when(resultSet2.getTimestamp(1)).thenReturn(new Timestamp(System.currentTimeMillis()));
+ Mockito.when(statement2.executeQuery()).thenReturn(resultSet2);
+ Mockito.when(connection.prepareStatement(SqlLockManager.SQL_CURRENT_TIMESTAMP)).thenReturn(statement2);
+
+ PreparedStatement statement = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(resultSet.getString(2)).thenReturn("OWNER");
+ Mockito.when(resultSet.getLong(3)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(4)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(5)).thenReturn(0L);
+ Mockito.when(statement.executeQuery()).thenReturn(resultSet);
+ Mockito.when(connection.prepareStatement(String.format(SqlLockManager.SQL_INSERT_LOCK_RECORD, "TABLE_NAME"))).thenReturn(statement);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(connection);
+ lockManager.setConnectionFactory(connectionFactory);
+ lockManager.addLockRecord(connection, "", "", 0L);
+ Mockito.verify(statement).executeUpdate();
+ }
+
+ @Test
+ public void testUpdateLockRecord() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ lockManager.setTableName("TABLE_NAME");
+ JdbcConnectionFactory connectionFactory = Mockito.mock(JdbcConnectionFactory.class);
+ Connection connection = Mockito.mock(Connection.class);
+ PreparedStatement statement2 = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet2 = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet2.next()).thenReturn(true);
+ Mockito.when(resultSet2.getTimestamp(1)).thenReturn(new Timestamp(-1));
+ Mockito.when(statement2.executeQuery()).thenReturn(resultSet2);
+ Mockito.when(connection.prepareStatement(SqlLockManager.SQL_CURRENT_TIMESTAMP)).thenReturn(statement2);
+
+ PreparedStatement statement = Mockito.mock(PreparedStatement.class);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(resultSet.getString(2)).thenReturn("OWNER");
+ Mockito.when(resultSet.getLong(3)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(4)).thenReturn(0L);
+ Mockito.when(resultSet.getLong(5)).thenReturn(0L);
+ Mockito.when(statement.executeQuery()).thenReturn(resultSet);
+ Mockito.when(connection.prepareStatement(String.format(SqlLockManager.SQL_UPDATE_LOCK_RECORD, "TABLE_NAME"))).thenReturn(statement);
+ Mockito.when(connectionFactory.openDbConnection()).thenReturn(connection);
+ lockManager.setConnectionFactory(connectionFactory);
+ lockManager.updateLockRecord(connection, "", "", 0L);
+ Mockito.verify(statement).executeUpdate();
+ }
+
+ @Test
+ public void testEnterCriticalSectionLockRuntimeException() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Connection connection = Mockito.mock(Connection.class);
+ CallableStatement callableStatement = Mockito.mock(CallableStatement.class);
+ Mockito.when(connection.prepareCall("SELECT COALESCE(GET_LOCK(?,?),0)")).thenReturn(callableStatement);
+ expectedEx.expect(LockRuntimeException.class);
+ expectedEx.expectMessage("Cannot obtain critical section lock for resource [null].");
+ lockManager.enterCriticalSection(connection, null);
+ }
+
+ @Test
+ public void testEnterCriticalSectionLockRuntimeException2() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Connection connection = Mockito.mock(Connection.class);
+ Mockito.when(connection.prepareCall("SELECT COALESCE(GET_LOCK(?,?),0)")).thenThrow(new SQLException());
+ expectedEx.expect(LockRuntimeException.class);
+ expectedEx.expectMessage("Cannot obtain critical section lock for resource [null].");
+ expectedEx.expectCause(isA(SQLException.class));
+ lockManager.enterCriticalSection(connection, null);
+ }
+
+ @Test
+ public void testEnterCriticalSection() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Connection connection = Mockito.mock(Connection.class);
+ CallableStatement callableStatement = Mockito.mock(CallableStatement.class);
+ Mockito.when(callableStatement.execute()).thenReturn(true);
+ ResultSet resultSet = Mockito.mock(ResultSet.class);
+ Mockito.when(resultSet.getInt(1)).thenReturn(1);
+ Mockito.when(resultSet.next()).thenReturn(true);
+ Mockito.when(callableStatement.getResultSet()).thenReturn(resultSet);
+ Mockito.when(connection.prepareCall("SELECT COALESCE(GET_LOCK(?,?),0)")).thenReturn(callableStatement);
+ lockManager.enterCriticalSection(connection, null);
+ Mockito.verify(callableStatement).close();
+ }
+
+ @Test
+ public void testLeaveCriticalSection() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Connection connection = Mockito.mock(Connection.class);
+ CallableStatement callableStatement = Mockito.mock(CallableStatement.class);
+ Mockito.when(connection.prepareCall("SELECT RELEASE_LOCK(?)")).thenReturn(callableStatement);
+ lockManager.leaveCriticalSection(connection, null);
+ Mockito.verify(callableStatement).close();
+ }
+
+ @Test
+ public void testLeaveCriticalSectionExceptionFlow() throws SQLException {
+ MySqlLockManager lockManager = Mockito.spy(new MySqlLockManager());
+ Connection connection = Mockito.mock(Connection.class);
+ Mockito.when(connection.prepareCall("SELECT RELEASE_LOCK(?)")).thenThrow(new SQLException());
+ expectedEx.expect(LockRuntimeException.class);
+ lockManager.leaveCriticalSection(connection, null);
+ expectedEx.expectMessage("Error releasing critical section lock.");
+ expectedEx.expectCause(isA(SQLException.class));
+ }
}