From 76a55e031b319caa4f5c0cbc47cb983f9eee3176 Mon Sep 17 00:00:00 2001 From: Jim Hahn Date: Wed, 22 Apr 2020 12:01:27 -0400 Subject: Skip policy preload if DB already contains data Issue-ID: POLICY-2517 Change-Id: I430eaed1dbc2f81aa2d15af0ced3e879349a8bea Signed-off-by: Jim Hahn --- .../api/main/startstop/ApiDatabaseInitializer.java | 25 +++++++- .../main/startstop/ApiDatabaseInitializerTest.java | 74 ++++++++++++++++++++++ 2 files changed, 98 insertions(+), 1 deletion(-) create mode 100644 main/src/test/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializerTest.java (limited to 'main') diff --git a/main/src/main/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializer.java b/main/src/main/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializer.java index 199b6bd6..cbd89cb8 100644 --- a/main/src/main/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializer.java +++ b/main/src/main/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializer.java @@ -2,7 +2,7 @@ * ============LICENSE_START======================================================= * ONAP Policy API * ================================================================================ - * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. + * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved. * Modifications Copyright (C) 2019-2020 Nordix Foundation. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); @@ -32,10 +32,12 @@ import org.onap.policy.common.utils.coder.CoderException; import org.onap.policy.common.utils.coder.StandardYamlCoder; import org.onap.policy.common.utils.resources.ResourceUtils; import org.onap.policy.models.base.PfModelException; +import org.onap.policy.models.base.PfModelRuntimeException; import org.onap.policy.models.provider.PolicyModelsProvider; import org.onap.policy.models.provider.PolicyModelsProviderFactory; import org.onap.policy.models.tosca.authorative.concepts.ToscaDataType; import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType; +import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeFilter; import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate; import org.onap.policy.models.tosca.authorative.concepts.ToscaTopologyTemplate; import org.slf4j.Logger; @@ -70,6 +72,12 @@ public class ApiDatabaseInitializer { try (PolicyModelsProvider databaseProvider = factory.createPolicyModelsProvider(apiParameterGroup.getDatabaseProviderParameters())) { + + if (alreadyExists(databaseProvider)) { + LOGGER.warn("DB already contains policy data - skipping preload"); + return; + } + ToscaServiceTemplate serviceTemplate = new ToscaServiceTemplate(); serviceTemplate.setDataTypes(new LinkedHashMap()); serviceTemplate.setPolicyTypes(new LinkedHashMap()); @@ -84,6 +92,21 @@ public class ApiDatabaseInitializer { } } + private boolean alreadyExists(PolicyModelsProvider databaseProvider) throws PfModelException { + try { + ToscaServiceTemplate serviceTemplate = + databaseProvider.getFilteredPolicyTypes(ToscaPolicyTypeFilter.builder().build()); + if (!serviceTemplate.getPolicyTypes().isEmpty()) { + return true; + } + + } catch (PfModelRuntimeException e) { + LOGGER.trace("DB does not yet contain policy types", e); + } + + return false; + } + private ToscaServiceTemplate preloadServiceTemplate(ToscaServiceTemplate serviceTemplate, List entities, FunctionWithEx getter) throws PolicyApiException, CoderException, PfModelException { diff --git a/main/src/test/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializerTest.java b/main/src/test/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializerTest.java new file mode 100644 index 00000000..cfc2a30e --- /dev/null +++ b/main/src/test/java/org/onap/policy/api/main/startstop/ApiDatabaseInitializerTest.java @@ -0,0 +1,74 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2020 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========================================================= + */ + +package org.onap.policy.api.main.startstop; + +import static org.assertj.core.api.Assertions.assertThatCode; +import static org.junit.Assert.fail; + +import java.io.File; +import org.junit.AfterClass; +import org.junit.BeforeClass; +import org.junit.Test; +import org.onap.policy.api.main.exception.PolicyApiException; +import org.onap.policy.api.main.parameters.ApiParameterGroup; +import org.onap.policy.api.main.parameters.CommonTestData; +import org.onap.policy.common.parameters.GroupValidationResult; +import org.onap.policy.common.utils.coder.StandardCoder; +import org.onap.policy.models.provider.PolicyModelsProvider; +import org.onap.policy.models.provider.PolicyModelsProviderFactory; + +public class ApiDatabaseInitializerTest { + private static final String PARAM_FILE = "src/test/resources/parameters/ApiConfigParameters_Https.json"; + private static final CommonTestData COMMON_TEST_DATA = new CommonTestData(); + private static ApiParameterGroup params; + private static PolicyModelsProvider provider; + + /** + * Creates the DB and keeps it open. + */ + @BeforeClass + public static void setUpBeforeClass() throws Exception { + COMMON_TEST_DATA.makeParameters(PARAM_FILE, "src/test/resources/parameters/ApiConfigParametersXXX.json", 6969); + + params = new StandardCoder().decode(new File(PARAM_FILE), ApiParameterGroup.class); + GroupValidationResult result = params.validate(); + if (!result.isValid()) { + fail(result.getResult()); + } + + // keep the DB open until the test completes + provider = new PolicyModelsProviderFactory().createPolicyModelsProvider(params.getDatabaseProviderParameters()); + } + + @AfterClass + public static void tearDownAfterClass() throws Exception { + provider.close(); + } + + @Test + public void testInitializeApiDatabase() throws PolicyApiException { + ApiDatabaseInitializer adi = new ApiDatabaseInitializer(); + assertThatCode(() -> adi.initializeApiDatabase(params)).doesNotThrowAnyException(); + + // invoke it again - should still be OK + assertThatCode(() -> adi.initializeApiDatabase(params)).doesNotThrowAnyException(); + } +} -- cgit 1.2.3-korg