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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* Copyright (C) 2019 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.models.tosca.simple.serialization;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.google.gson.JsonSyntaxException;
import java.io.IOException;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.common.utils.resources.ResourceUtils;
import org.onap.policy.models.base.PfConceptKey;
import org.onap.policy.models.base.PfValidationResult;
import org.onap.policy.models.tosca.simple.concepts.ToscaPolicy;
import org.onap.policy.models.tosca.simple.concepts.ToscaServiceTemplate;
import org.onap.policy.models.tosca.simple.serialization.ToscaServiceTemplateMessageBodyHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.yaml.snakeyaml.Yaml;
/**
* Test serialization of monitoring policies.
*
* @author Liam Fallon (liam.fallon@est.tech)
* @author Chenfei Gao (cgao@research.att.com)
*/
public class MonitoringPolicySerializationTest {
private static final Logger LOGGER = LoggerFactory.getLogger(MonitoringPolicySerializationTest.class);
private static final String VCPE_MONITORING_INPUT_JSON = "policies/vCPE.policy.monitoring.input.tosca.json";
private static final String VCPE_MONITORING_INPUT_YAML = "policies/vCPE.policy.monitoring.input.tosca.yaml";
private static final String VDNS_MONITORING_INPUT_JSON = "policies/vDNS.policy.monitoring.input.tosca.json";
private static final String VDNS_MONITORING_INPUT_YAML = "policies/vDNS.policy.monitoring.input.tosca.yaml";
private static final String VFW_MONITORING_INPUT_JSON = "policies/vFirewall.policy.monitoring.input.tosca.json";
private static final String VFW_MONITORING_INPUT_YAML = "policies/vFirewall.policy.monitoring.input.tosca.yaml";
private Gson gson;
@Before
public void setUp() {
gson = new ToscaServiceTemplateMessageBodyHandler().getGson();
}
@Test
public void testDeserialization() {
try {
// vCPE
ToscaServiceTemplate serviceTemplateFromJson = deserializeMonitoringInputJson(VCPE_MONITORING_INPUT_JSON);
verifyVcpeMonitoringInputDeserialization(serviceTemplateFromJson);
ToscaServiceTemplate serviceTemplateFromYaml = deserializeMonitoringInputYaml(VCPE_MONITORING_INPUT_YAML);
assertTrue(serviceTemplateFromJson.compareTo(serviceTemplateFromYaml) == 0);
// vDNS
serviceTemplateFromJson = deserializeMonitoringInputJson(VDNS_MONITORING_INPUT_JSON);
verifyVdnsMonitoringInputDeserialization(serviceTemplateFromJson);
serviceTemplateFromYaml = deserializeMonitoringInputYaml(VDNS_MONITORING_INPUT_YAML);
assertTrue(serviceTemplateFromJson.compareTo(serviceTemplateFromYaml) == 0);
// vFirewall
serviceTemplateFromJson = deserializeMonitoringInputJson(VFW_MONITORING_INPUT_JSON);
verifyVfwMonitoringInputDeserialization(serviceTemplateFromJson);
serviceTemplateFromYaml = deserializeMonitoringInputYaml(VFW_MONITORING_INPUT_YAML);
assertTrue(serviceTemplateFromJson.compareTo(serviceTemplateFromYaml) == 0);
} catch (Exception e) {
fail("No exception should be thrown");
}
}
@Test
public void testSerialization() {
try {
// vCPE
ToscaServiceTemplate serviceTemplate = deserializeMonitoringInputJson(VCPE_MONITORING_INPUT_JSON);
String serializedServiceTemplate = serializeMonitoringServiceTemplate(serviceTemplate);
verifyVcpeMonitoringOutputserialization(serializedServiceTemplate);
// vDNS
serviceTemplate = deserializeMonitoringInputJson(VDNS_MONITORING_INPUT_JSON);
serializedServiceTemplate = serializeMonitoringServiceTemplate(serviceTemplate);
verifyVdnsMonitoringOutputserialization(serializedServiceTemplate);
// vFirewall
serviceTemplate = deserializeMonitoringInputJson(VFW_MONITORING_INPUT_JSON);
serializedServiceTemplate = serializeMonitoringServiceTemplate(serviceTemplate);
verifyVfwMonitoringOutputserialization(serializedServiceTemplate);
} catch (Exception e) {
fail("No exception should be thrown");
}
}
private ToscaServiceTemplate deserializeMonitoringInputJson(String resourcePath)
throws JsonSyntaxException, IOException {
String policyJson = ResourceUtils.getResourceAsString(resourcePath);
ToscaServiceTemplate serviceTemplate = gson.fromJson(policyJson, ToscaServiceTemplate.class);
return serviceTemplate;
}
private ToscaServiceTemplate deserializeMonitoringInputYaml(String resourcePath)
throws JsonSyntaxException, IOException {
Yaml yaml = new Yaml();
String policyYaml = ResourceUtils.getResourceAsString(resourcePath);
Object yamlObject = yaml.load(policyYaml);
String yamlAsJsonString = new Gson().toJson(yamlObject);
ToscaServiceTemplate serviceTemplate = gson.fromJson(yamlAsJsonString, ToscaServiceTemplate.class);
return serviceTemplate;
}
private String serializeMonitoringServiceTemplate(ToscaServiceTemplate serviceTemplate) {
return gson.toJson(serviceTemplate);
}
private void verifyVcpeMonitoringInputDeserialization(ToscaServiceTemplate serviceTemplate) {
// Sanity check the entire structure
assertNotNull(serviceTemplate);
LOGGER.info(serviceTemplate.validate(new PfValidationResult()).toString());
assertTrue(serviceTemplate.validate(new PfValidationResult()).isValid());
// Check tosca_definitions_version
assertEquals("tosca_simple_yaml_1_0_0",
serviceTemplate.getToscaDefinitionsVersion());
Map<PfConceptKey, ToscaPolicy> policiesConceptMap = serviceTemplate.getTopologyTemplate()
.getPolicies().getConceptMap();
// Check policies
assertTrue(policiesConceptMap.size() == 1);
assertEquals("onap.restart.tca", policiesConceptMap.keySet().iterator().next().getName());
assertEquals("onap.restart.tca:1.0.0",
serviceTemplate.getTopologyTemplate().getPolicies().get("onap.restart.tca").getId());
ToscaPolicy policyVal = policiesConceptMap.values().iterator().next();
// Check metadata
assertTrue(policyVal.getMetadata().size() == 1);
assertEquals("policy-id", policyVal.getMetadata().entrySet().iterator().next().getKey());
assertEquals("onap.restart.tca", policyVal.getMetadata().entrySet().iterator().next().getValue());
// Check properties
assertTrue(policiesConceptMap.values().iterator().next().getProperties().size() == 1);
assertEquals("tca_policy", policyVal.getProperties().keySet().iterator().next());
assertNotNull(policyVal.getProperties().values().iterator().next());
}
private void verifyVdnsMonitoringInputDeserialization(ToscaServiceTemplate serviceTemplate) {
// Sanity check the entire structure
assertNotNull(serviceTemplate);
LOGGER.info(serviceTemplate.validate(new PfValidationResult()).toString());
assertTrue(serviceTemplate.validate(new PfValidationResult()).isValid());
// Check tosca_definitions_version
assertEquals("tosca_simple_yaml_1_0_0",
serviceTemplate.getToscaDefinitionsVersion());
Map<PfConceptKey, ToscaPolicy> policiesConceptMap = serviceTemplate.getTopologyTemplate()
.getPolicies().getConceptMap();
// Check policies
assertTrue(policiesConceptMap.size() == 1);
assertEquals("onap.scaleout.tca", policiesConceptMap.keySet().iterator().next().getName());
assertEquals("onap.scaleout.tca:1.0.0",
serviceTemplate.getTopologyTemplate().getPolicies().get("onap.scaleout.tca").getId());
ToscaPolicy policyVal = policiesConceptMap.values().iterator().next();
// Check metadata
assertTrue(policyVal.getMetadata().size() == 1);
assertEquals("policy-id", policyVal.getMetadata().entrySet().iterator().next().getKey());
assertEquals("onap.scaleout.tca", policyVal.getMetadata().entrySet().iterator().next().getValue());
// Check properties
assertTrue(policiesConceptMap.values().iterator().next().getProperties().size() == 1);
assertEquals("tca_policy", policyVal.getProperties().keySet().iterator().next());
assertNotNull(policyVal.getProperties().values().iterator().next());
}
private void verifyVfwMonitoringInputDeserialization(ToscaServiceTemplate serviceTemplate) {
// Sanity check the entire structure
assertNotNull(serviceTemplate);
LOGGER.info(serviceTemplate.validate(new PfValidationResult()).toString());
assertTrue(serviceTemplate.validate(new PfValidationResult()).isValid());
// Check tosca_definitions_version
assertEquals("tosca_simple_yaml_1_0_0",
serviceTemplate.getToscaDefinitionsVersion());
Map<PfConceptKey, ToscaPolicy> policiesConceptMap = serviceTemplate.getTopologyTemplate()
.getPolicies().getConceptMap();
// Check policies
assertTrue(policiesConceptMap.size() == 1);
assertEquals("onap.vfirewall.tca", policiesConceptMap.keySet().iterator().next().getName());
assertEquals("onap.vfirewall.tca:1.0.0",
serviceTemplate.getTopologyTemplate().getPolicies().get("onap.vfirewall.tca").getId());
ToscaPolicy policyVal = policiesConceptMap.values().iterator().next();
// Check metadata
assertTrue(policyVal.getMetadata().size() == 1);
assertEquals("policy-id", policyVal.getMetadata().entrySet().iterator().next().getKey());
assertEquals("onap.vfirewall.tca", policyVal.getMetadata().entrySet().iterator().next().getValue());
// Check properties
assertTrue(policiesConceptMap.values().iterator().next().getProperties().size() == 1);
assertEquals("tca_policy", policyVal.getProperties().keySet().iterator().next());
assertNotNull(policyVal.getProperties().values().iterator().next());
}
private void verifyVcpeMonitoringOutputserialization(String serializedServiceTemplate) {
JsonObject serviceTemplateJsonObject = new JsonParser().parse(serializedServiceTemplate).getAsJsonObject();
assertEquals("tosca_simple_yaml_1_0_0", serviceTemplateJsonObject.get("tosca_definitions_version")
.getAsString());
JsonObject topologyTemplateJsonObject = serviceTemplateJsonObject.get("topology_template")
.getAsJsonObject();
JsonArray policiesJsonArray = topologyTemplateJsonObject.get("policies").getAsJsonArray();
assertTrue(policiesJsonArray.size() == 1);
JsonObject policy = policiesJsonArray.iterator().next().getAsJsonObject();
assertNotNull(policy.get("onap.restart.tca"));
JsonObject policyVal = policy.get("onap.restart.tca").getAsJsonObject();
assertEquals("onap.policies.monitoring.cdap.tca.hi.lo.app", policyVal.get("type").getAsString());
assertEquals("1.0.0", policyVal.get("version").getAsString());
assertEquals("onap.restart.tca", policyVal.get("metadata").getAsJsonObject().get("policy-id")
.getAsString());
JsonObject properties = policyVal.get("properties").getAsJsonObject();
assertNotNull(properties.get("tca_policy"));
}
private void verifyVdnsMonitoringOutputserialization(String serializedServiceTemplate) {
JsonObject serviceTemplateJsonObject = new JsonParser().parse(serializedServiceTemplate).getAsJsonObject();
assertEquals("tosca_simple_yaml_1_0_0", serviceTemplateJsonObject.get("tosca_definitions_version")
.getAsString());
JsonObject topologyTemplateJsonObject = serviceTemplateJsonObject.get("topology_template").getAsJsonObject();
JsonArray policiesJsonArray = topologyTemplateJsonObject.get("policies").getAsJsonArray();
assertTrue(policiesJsonArray.size() == 1);
JsonObject policy = policiesJsonArray.iterator().next().getAsJsonObject();
assertNotNull(policy.get("onap.scaleout.tca"));
JsonObject policyVal = policy.get("onap.scaleout.tca").getAsJsonObject();
assertEquals("onap.policies.monitoring.cdap.tca.hi.lo.app", policyVal.get("type").getAsString());
assertEquals("1.0.0", policyVal.get("version").getAsString());
assertEquals("onap.scaleout.tca", policyVal.get("metadata").getAsJsonObject().get("policy-id")
.getAsString());
JsonObject properties = policyVal.get("properties").getAsJsonObject();
assertNotNull(properties.get("tca_policy"));
}
private void verifyVfwMonitoringOutputserialization(String serializedServiceTemplate) {
JsonObject serviceTemplateJsonObject = new JsonParser().parse(serializedServiceTemplate).getAsJsonObject();
assertEquals("tosca_simple_yaml_1_0_0", serviceTemplateJsonObject.get("tosca_definitions_version")
.getAsString());
JsonObject topologyTemplateJsonObject = serviceTemplateJsonObject.get("topology_template").getAsJsonObject();
JsonArray policiesJsonArray = topologyTemplateJsonObject.get("policies").getAsJsonArray();
assertTrue(policiesJsonArray.size() == 1);
JsonObject policy = policiesJsonArray.iterator().next().getAsJsonObject();
assertNotNull(policy.get("onap.vfirewall.tca"));
JsonObject policyVal = policy.get("onap.vfirewall.tca").getAsJsonObject();
assertEquals("onap.policy.monitoring.cdap.tca.hi.lo.app", policyVal.get("type").getAsString());
assertEquals("1.0.0", policyVal.get("version").getAsString());
assertEquals("onap.vfirewall.tca", policyVal.get("metadata").getAsJsonObject().get("policy-id")
.getAsString());
JsonObject properties = policyVal.get("properties").getAsJsonObject();
assertNotNull(properties.get("tca_policy"));
}
}
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