SONAR-8115 Storing default qgate in table (blue green deploy safety) (#1925)

* add DDL for project_qgate table

* support saving/update/delete to project quality gate and properties

* add db migration tests

4 files changed, 137 insertions, 3 deletions

diff --git a/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTable.java b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTable.java
new file mode 100644
index 00000000000..f8a7615e062
--- /dev/null
+++ b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTable.java
@@ -0,0 +1,79 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2019 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.server.platform.db.migration.version.v80;
+
+import java.sql.Connection;
+import java.sql.SQLException;
+import org.sonar.db.Database;
+import org.sonar.db.DatabaseUtils;
+import org.sonar.server.platform.db.migration.SupportsBlueGreen;
+import org.sonar.server.platform.db.migration.def.VarcharColumnDef;
+import org.sonar.server.platform.db.migration.sql.CreateIndexBuilder;
+import org.sonar.server.platform.db.migration.sql.CreateTableBuilder;
+import org.sonar.server.platform.db.migration.step.DdlChange;
+
+import static org.sonar.server.platform.db.migration.def.VarcharColumnDef.UUID_SIZE;
+import static org.sonar.server.platform.db.migration.def.VarcharColumnDef.newVarcharColumnDefBuilder;
+
+@SupportsBlueGreen
+public class CreateProjectQualityGatesTable extends DdlChange {
+
+  private static final String TABLE_NAME = "project_qgates";
+
+  private static final VarcharColumnDef PROJECT_UUID_COLUMN = newVarcharColumnDefBuilder()
+    .setColumnName("project_uuid")
+    .setIsNullable(false)
+    .setLimit(UUID_SIZE)
+    .build();
+  private static final VarcharColumnDef QUALITY_GATE_UUID_COLUMN = newVarcharColumnDefBuilder()
+    .setColumnName("quality_gate_uuid")
+    .setIsNullable(false)
+    .setLimit(UUID_SIZE)
+    .build();
+
+  public CreateProjectQualityGatesTable(Database db) {
+    super(db);
+  }
+
+  @Override
+  public void execute(Context context) throws SQLException {
+    if (tableExists()) {
+      return;
+    }
+    context.execute(new CreateTableBuilder(getDialect(), TABLE_NAME)
+      .addPkColumn(PROJECT_UUID_COLUMN)
+      .addColumn(QUALITY_GATE_UUID_COLUMN)
+      .build());
+
+    context.execute(new CreateIndexBuilder()
+      .setTable(TABLE_NAME)
+      .setName("uniq_project_qgates")
+      .setUnique(true)
+      .addColumn(PROJECT_UUID_COLUMN)
+      .addColumn(QUALITY_GATE_UUID_COLUMN)
+      .build());
+  }
+
+  private boolean tableExists() throws SQLException {
+    try (Connection connection = getDatabase().getDataSource().getConnection()) {
+      return DatabaseUtils.tableExists(TABLE_NAME, connection);
+    }
+  }
+}
diff --git a/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80.java b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80.java
index a2f5956c7bb..f3f0a818d1e 100644
--- a/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80.java
+++ b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80.java
@@ -26,6 +26,7 @@ public class DbVersion80 implements DbVersion {
   @Override
   public void addSteps(MigrationStepRegistry registry) {
     registry
-      .add(3000, "Set Organizations#guarded column nullable", MakeOrganizationsGuardedNullable.class);
+      .add(3000, "Set Organizations#guarded column nullable", MakeOrganizationsGuardedNullable.class)
+      .add(3001, "Create ProjectQualityGates table", CreateProjectQualityGatesTable.class);
   }
 }
diff --git a/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTableTest.java b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTableTest.java
new file mode 100644
index 00000000000..72b507502b0
--- /dev/null
+++ b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/CreateProjectQualityGatesTableTest.java
@@ -0,0 +1,55 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2019 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.server.platform.db.migration.version.v80;
+
+import java.sql.SQLException;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.sonar.db.CoreDbTester;
+
+import static java.sql.Types.VARCHAR;
+
+public class CreateProjectQualityGatesTableTest {
+  private static final String TABLE_NAME = "project_qgates";
+
+  @Rule
+  public CoreDbTester dbTester = CoreDbTester.createEmpty();
+
+  @Rule
+  public ExpectedException expectedException = ExpectedException.none();
+
+  private CreateProjectQualityGatesTable underTest = new CreateProjectQualityGatesTable(dbTester.database());
+
+  @Test
+  public void table_has_been_created() throws SQLException {
+    underTest.execute();
+
+    dbTester.assertTableExists(TABLE_NAME);
+    dbTester.assertPrimaryKey(TABLE_NAME, "pk_project_qgates", "project_uuid");
+    dbTester.assertUniqueIndex(TABLE_NAME, "uniq_project_qgates", "project_uuid", "quality_gate_uuid");
+
+    dbTester.assertColumnDefinition(TABLE_NAME, "project_uuid", VARCHAR, 40, false);
+    dbTester.assertColumnDefinition(TABLE_NAME, "quality_gate_uuid", VARCHAR, 40, false);
+
+    //script should not fail if executed twice
+    underTest.execute();
+  }
+}
diff --git a/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80Test.java b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80Test.java
index 9e64b803eea..3552b825d63 100644
--- a/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80Test.java
+++ b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/version/v80/DbVersion80Test.java
@@ -21,7 +21,6 @@ package org.sonar.server.platform.db.migration.version.v80;
 
 import org.junit.Test;
 import org.sonar.server.platform.db.migration.version.DbVersion;
-import org.sonar.server.platform.db.migration.version.v79.DbVersion79;
 
 import static org.sonar.server.platform.db.migration.version.DbVersionTestUtils.verifyMigrationCount;
 import static org.sonar.server.platform.db.migration.version.DbVersionTestUtils.verifyMinimumMigrationNumber;
@@ -36,7 +35,7 @@ public class DbVersion80Test {
 
   @Test
   public void verify_migration_count() {
-    verifyMigrationCount(underTest, 1);
+    verifyMigrationCount(underTest, 2);
   }
 
 }