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/*-
* ============LICENSE_START=======================================================
* demo
* ================================================================================
* Copyright (C) 2017 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.template.demo;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.net.URLEncoder;
import java.time.Instant;
import java.util.HashMap;
import java.util.UUID;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.rule.FactHandle;
import org.onap.policy.appclcm.LCMRequest;
import org.onap.policy.appclcm.LCMRequestWrapper;
import org.onap.policy.appclcm.LCMResponse;
import org.onap.policy.appclcm.LCMResponseWrapper;
import org.onap.policy.controlloop.ControlLoopEventStatus;
import org.onap.policy.controlloop.ControlLoopNotificationType;
import org.onap.policy.controlloop.VirtualControlLoopEvent;
import org.onap.policy.controlloop.VirtualControlLoopNotification;
import org.onap.policy.controlloop.policy.ControlLoopPolicy;
import org.onap.policy.controlloop.policy.TargetType;
import org.onap.policy.drools.system.PolicyEngine;
import org.onap.policy.drools.http.server.HttpServletServer;
import org.onap.policy.drools.impl.PolicyEngineJUnitImpl;
import org.onap.policy.guard.PolicyGuard;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ControlLoopXacmlGuardTest {
@BeforeClass
public static void setUpSimulator() {
try {
Util.buildAaiSim();
} catch (Exception e) {
fail(e.getMessage());
}
}
@AfterClass
public static void tearDownSimulator() {
HttpServletServer.factory.destroy();
}
private static final Logger logger = LoggerFactory.getLogger(ControlLoopXacmlGuardTest.class);
private static final String OPSHISTPUPROP = "OperationsHistoryPU";
@BeforeClass
public static void setPUProp(){
System.setProperty(OPSHISTPUPROP, "TestOperationsHistoryPU");
PolicyEngine.manager.setEnvironmentProperty("guard.url", "http://127.0.0.1:8443/pdp");
}
@AfterClass
public static void restorePUProp(){
System.setProperty(OPSHISTPUPROP, OPSHISTPUPROP);
}
@Test
public void test() {
try {
this.runTest("src/main/resources/ControlLoop_Template_xacml_guard.drl",
"src/test/resources/yaml/policy_ControlLoop_Service123.yaml",
"service=Service123;resource=Res123;type=operational",
"CL_SERV123_8888",
"org.onap.closed_loop.Service123:VNFS:0.0.1");
} catch (IOException e) {
e.printStackTrace();
fail(e.getMessage());
}
}
public void runTest(String droolsTemplate,
String yamlFile,
String policyScope,
String policyName,
String policyVersion) throws IOException {
//
// Pull info from the yaml
//
final Util.Pair<ControlLoopPolicy, String> pair = Util.loadYaml(yamlFile);
assertNotNull(pair);
assertNotNull(pair.a);
assertNotNull(pair.a.getControlLoop());
assertNotNull(pair.a.getControlLoop().getControlLoopName());
assertTrue(pair.a.getControlLoop().getControlLoopName().length() > 0);
//
// Build a container
//
final KieSession kieSession = Util.buildContainer(droolsTemplate,
pair.a.getControlLoop().getControlLoopName(),
policyScope,
policyName,
policyVersion,
URLEncoder.encode(pair.b, "UTF-8"));
logger.debug("============");
logger.debug(URLEncoder.encode(pair.b, "UTF-8"));
logger.debug("============");
final PolicyEngineJUnitImpl engine = (PolicyEngineJUnitImpl) kieSession.getGlobal("Engine");
//
// Initial fire of rules
//
kieSession.fireAllRules();
//
// Kick a thread that starts testing
//
new Thread(new Runnable() {
@Override
public void run() {
try {
//
// Let's use a unique ID for the request and
// a unique trigger source.
//
UUID requestID = UUID.randomUUID();
String triggerSourceName = "foobartriggersource36";
Object obj = null;
sendGoodEvents(kieSession, pair.a, requestID, triggerSourceName);
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.ACTIVE));
//
// Give the control loop a little time to acquire the lock and publish the request
//
Thread.sleep(4000);
// "About to query Guard" notification (Querying about Restart)
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("\n\n####################### GOING TO QUERY GUARD about Restart!!!!!!");
logger.debug("Rule: {} Message {}", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
Thread.sleep(2*4000);
// "Response from Guard" notification
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("Rule: {} Message {}", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
if(true == ((VirtualControlLoopNotification)obj).message.contains("Guard result: Deny")){
// "About to query Guard" notification (Querying about Rebuild)
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("\n\n####################### GOING TO QUERY GUARD about Rebuild!!!!!!");
logger.debug("Rule: {} Message", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
Thread.sleep(4000);
// "Response from Guard" notification
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("Rule: {} Message {}", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
if(true == ((VirtualControlLoopNotification)obj).message.contains("Guard result: Deny")){
// "About to query Guard" notification (Querying about Migrate)
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("\n\n####################### GOING TO QUERY GUARD!!!!!!");
logger.debug("Rule: {} Message {}", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
Thread.sleep(2*4000);
// "Response from Guard" notification
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("Rule: " + ((VirtualControlLoopNotification)obj).policyName +" Message: " + ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
if(true == ((VirtualControlLoopNotification)obj).message.contains("Guard result: Deny")){
//All the 3 operations were Denied by Guard
Thread.sleep(60000);
}
}
}
//
// In case one of the operations was permitted by Guard
//
if(true == ((VirtualControlLoopNotification)obj).message.contains("Guard result: Permit")){
obj = engine.subscribe("UEB", "POLICY-CL-MGT");
assertNotNull(obj);
logger.debug("Rule: {} Message {}", ((VirtualControlLoopNotification)obj).policyName, ((VirtualControlLoopNotification)obj).message);
assertTrue(obj instanceof VirtualControlLoopNotification);
assertTrue(((VirtualControlLoopNotification)obj).notification.equals(ControlLoopNotificationType.OPERATION));
Thread.sleep(2*1000);
obj = engine.subscribe("UEB", "APPC-CL");
assertNotNull(obj);
assertTrue(obj instanceof LCMRequestWrapper);
LCMRequestWrapper dmaapRequest = (LCMRequestWrapper) obj;
LCMRequest appcRequest = dmaapRequest.getBody();
assertTrue(appcRequest.getCommonHeader().getSubRequestId().equals("1"));
logger.debug("\n============ APP-C Got request!!! ===========\n");
//
// Ok - let's simulate ACCEPT
//
//
// now wait for it to finish
//
Thread.sleep(1000);
//
// Now we are going to success it
//
LCMResponseWrapper dmaapResponse = new LCMResponseWrapper();
LCMResponse appcResponse = new LCMResponse(appcRequest);
appcResponse.getStatus().setCode(400);
appcResponse.getStatus().setMessage("AppC success");
dmaapResponse.setBody(appcResponse);
kieSession.insert(dmaapResponse);
//
// Give it some time to process
//
Thread.sleep(4000);
//
// Insert the abatement event
//
sendAbatement(kieSession, pair.a, requestID, triggerSourceName);
//
// now wait for it to finish
//
Thread.sleep(2*15000);
//
// Ensure they released the lock
//
assertFalse(PolicyGuard.isLocked(TargetType.VM, triggerSourceName, requestID));
}
} catch (InterruptedException e) {
logger.error("Test thread got InterruptedException ", e.getLocalizedMessage());
} catch (AssertionError e) {
logger.error("Test thread got AssertionError ", e.getLocalizedMessage());
e.printStackTrace();
} catch (Exception e) {
logger.error("Test thread got Exception ", e.getLocalizedMessage());
e.printStackTrace();
}
kieSession.halt();
}
}).start();
//
// Start firing rules
//
kieSession.fireUntilHalt();
//
// Dump working memory
//
dumpFacts(kieSession);
//
// See if there is anything left in memory
//
assertEquals(1, kieSession.getFactCount());
for (FactHandle handle : kieSession.getFactHandles()) {
Object fact = kieSession.getObject(handle);
assertEquals("", "org.onap.policy.controlloop.Params", fact.getClass().getName());
}
kieSession.dispose();
}
public static void dumpFacts(KieSession kieSession) {
logger.debug("Fact Count: {}", kieSession.getFactCount());
for (FactHandle handle : kieSession.getFactHandles()) {
logger.debug("FACT: {}", handle);
}
}
protected void sendAbatement(KieSession kieSession, ControlLoopPolicy policy, UUID requestID, String triggerSourceName) throws InterruptedException {
VirtualControlLoopEvent event = new VirtualControlLoopEvent();
event.closedLoopControlName = policy.getControlLoop().getControlLoopName();
event.requestID = requestID;
event.target = "vserver.vserver-name";
event.closedLoopAlarmStart = Instant.now().minusSeconds(5);
event.closedLoopAlarmEnd = Instant.now();
event.AAI = new HashMap<>();
event.AAI.put("cloud-region.identity-url", "foo");
event.AAI.put("vserver.selflink", "bar");
event.AAI.put("vserver.is-closed-loop-disabled", "false");
event.AAI.put("generic-vnf.vnf-name", "testGenericVnfName");
event.closedLoopEventStatus = ControlLoopEventStatus.ABATED;
kieSession.insert(event);
}
protected void sendGoodEvents(KieSession kieSession, ControlLoopPolicy policy, UUID requestID, String triggerSourceName) throws InterruptedException {
VirtualControlLoopEvent event = new VirtualControlLoopEvent();
event.closedLoopControlName = policy.getControlLoop().getControlLoopName();
event.requestID = requestID;
event.target = "vserver.vserver-name";
event.closedLoopAlarmStart = Instant.now();
event.AAI = new HashMap<>();
event.AAI.put("cloud-region.identity-url", "foo");
event.AAI.put("vserver.selflink", "bar");
event.AAI.put("vserver.is-closed-loop-disabled", "false");
event.AAI.put("vserver.vserver-name", "testGenericVnfName");
event.closedLoopEventStatus = ControlLoopEventStatus.ONSET;
kieSession.insert(event);
Thread.sleep(2000);
}
protected void sendBadEvents(KieSession kieSession, ControlLoopPolicy policy, UUID requestID, String triggerSourceName) throws InterruptedException {
//
// Insert a bad Event
//
VirtualControlLoopEvent event = new VirtualControlLoopEvent();
event.closedLoopControlName = policy.getControlLoop().getControlLoopName();
kieSession.insert(event);
Thread.sleep(500);
//
// add the request id
//
event.requestID = requestID;
kieSession.insert(event);
Thread.sleep(500);
//
// add some aai
//
event.AAI = new HashMap<>();
event.AAI.put("cloud-region.identity-url", "foo");
event.AAI.put("vserver.selflink", "bar");
event.AAI.put("vserver.vserver-name", "vmfoo");
kieSession.insert(event);
Thread.sleep(500);
//
// set a valid status
//
event.closedLoopEventStatus = ControlLoopEventStatus.ONSET;
kieSession.insert(event);
Thread.sleep(500);
//
// add a trigger sourcename
//
kieSession.insert(event);
Thread.sleep(500);
//
// add is closed-loop-disabled
//
event.AAI.put("vserver.is-closed-loop-disabled", "true");
kieSession.insert(event);
Thread.sleep(500);
//
// now enable
//
event.AAI.put("vserver.is-closed-loop-disabled", "false");
kieSession.insert(event);
Thread.sleep(500);
//
// Add target, but bad.
//
event.target = "VM_BLAH";
kieSession.insert(event);
Thread.sleep(500);
}
}
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