schema: add empty DB upgrade path from 4.12.0.0 to 4.13.0.0 (#3236)

This adds empty empty upgrade path from 4.12.0.0 to 4.13.0.0.

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>

engine/schema/src/main/java/com/cloud/upgrade/DatabaseUpgradeChecker.java

@@ -64,6 +64,7 @@ import com.cloud.upgrade.dao.Upgrade410to420;
 import com.cloud.upgrade.dao.Upgrade41100to41110;
 import com.cloud.upgrade.dao.Upgrade41110to41120;
 import com.cloud.upgrade.dao.Upgrade41120to41200;
+import com.cloud.upgrade.dao.Upgrade41200to41300;
 import com.cloud.upgrade.dao.Upgrade420to421;
 import com.cloud.upgrade.dao.Upgrade421to430;
 import com.cloud.upgrade.dao.Upgrade430to440;
@@ -183,6 +184,7 @@ public class DatabaseUpgradeChecker implements SystemIntegrityChecker {
                 .next("4.11.0.0", new Upgrade41100to41110())
                 .next("4.11.1.0", new Upgrade41110to41120())
                 .next("4.11.2.0", new Upgrade41120to41200())
+                .next("4.12.0.0", new Upgrade41200to41300())
                 .build();
     }
 

engine/schema/src/main/java/com/cloud/upgrade/dao/Upgrade41200to41300.java

@@ -0,0 +1,72 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+
+package com.cloud.upgrade.dao;
+
+import java.io.InputStream;
+import java.sql.Connection;
+
+import org.apache.log4j.Logger;
+
+import com.cloud.utils.exception.CloudRuntimeException;
+
+public class Upgrade41200to41300 implements DbUpgrade {
+
+    final static Logger LOG = Logger.getLogger(Upgrade41200to41300.class);
+
+    @Override
+    public String[] getUpgradableVersionRange() {
+        return new String[] {"4.12.0.0", "4.13.0.0"};
+    }
+
+    @Override
+    public String getUpgradedVersion() {
+        return "4.13.0.0";
+    }
+
+    @Override
+    public boolean supportsRollingUpgrade() {
+        return false;
+    }
+
+    @Override
+    public InputStream[] getPrepareScripts() {
+        final String scriptFile = "META-INF/db/schema-41200to41300.sql";
+        final InputStream script = Thread.currentThread().getContextClassLoader().getResourceAsStream(scriptFile);
+        if (script == null) {
+            throw new CloudRuntimeException("Unable to find " + scriptFile);
+        }
+
+        return new InputStream[] {script};
+    }
+
+    @Override
+    public void performDataMigration(Connection conn) {
+
+    }
+
+    @Override
+    public InputStream[] getCleanupScripts() {
+        final String scriptFile = "META-INF/db/schema-41200to41300-cleanup.sql";
+        final InputStream script = Thread.currentThread().getContextClassLoader().getResourceAsStream(scriptFile);
+        if (script == null) {
+            throw new CloudRuntimeException("Unable to find " + scriptFile);
+        }
+
+        return new InputStream[] {script};
+    }
+}

engine/schema/src/main/resources/META-INF/db/schema-41200to41300-cleanup.sql

@@ -0,0 +1,21 @@
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you 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.
+
+--;
+-- Schema upgrade cleanup from 4.12.0.0 to 4.13.0.0
+--;
+

engine/schema/src/main/resources/META-INF/db/schema-41200to41300.sql

@@ -0,0 +1,21 @@
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you 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.
+
+--;
+-- Schema upgrade from 4.12.0.0 to 4.13.0.0
+--;
+