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/*-
* ============LICENSE_START=======================================================
* ECOMP Policy Engine
* ================================================================================
* 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.openecomp.policy.controlloop.policy.guard;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.junit.Test;
import org.openecomp.policy.controlloop.policy.builder.BuilderException;
import org.openecomp.policy.controlloop.policy.builder.Message;
import org.openecomp.policy.controlloop.policy.builder.MessageLevel;
import org.openecomp.policy.controlloop.policy.builder.Results;
import org.openecomp.policy.controlloop.policy.guard.builder.ControlLoopGuardBuilder;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.constructor.Constructor;
public class ControlLoopGuardBuilderTest {
@Test
public void testControlLoopGuard() {
try {
//
// Create a builder
//
ControlLoopGuardBuilder builder = ControlLoopGuardBuilder.Factory.buildControlLoopGuard(new Guard());
//
// Assert there is no guard policies yet
//
Results results = builder.buildSpecification();
boolean no_guard_policies = false;
for (Message m : results.getMessages()) {
if (m.getMessage().equals("ControlLoop Guard should have at least one guard policies") && m.getLevel() == MessageLevel.ERROR) {
no_guard_policies = true;
break;
}
}
assertTrue(no_guard_policies);
//
// Add a guard policy without limit constraint
//
String clname = "CL_vUSP123";
LinkedList<String> targets = new LinkedList<String>();
targets.add("s1");
targets.add("s2");
targets.add("s3");
MatchParameters matchParameters = new MatchParameters(clname, "APPC", "Restart", targets);
GuardPolicy policy1 = new GuardPolicy("id123", "guardpolicy1", "description aaa", matchParameters);
builder = builder.addGuardPolicy(policy1);
//
// Assert there is no limit constraint associated with the only guard policy
//
results = builder.buildSpecification();
boolean no_constraint = false;
for (Message m : results.getMessages()) {
if (m.getMessage().equals("Guard policy guardpolicy1 does not have any limit constraint") && m.getLevel() == MessageLevel.ERROR) {
no_constraint = true;
break;
}
}
assertTrue(no_constraint);
//
// Add a constraint to policy1
//
Map<String, String> active_time_range = new HashMap<String, String>();
active_time_range.put("start", "00:00:00-05:00");
active_time_range.put("end", "23:59:59-05:00");
List<String> blacklist = new LinkedList<String>();
blacklist.add("eNodeB_common_id1");
blacklist.add("eNodeB_common_id2");
Map<String, String> time_window = new HashMap<String, String>();
time_window.put("value", "10");
time_window.put("units", "minute");
Constraint cons = new Constraint(5, time_window, active_time_range, blacklist);
builder = builder.addLimitConstraint(policy1.getId(), cons);
//
// Add a duplicate constraint to policy1
//
builder = builder.addLimitConstraint(policy1.getId(), cons);
//
// Assert there are duplicate constraints associated with the only guard policy
//
results = builder.buildSpecification();
boolean duplicate_constraint = false;
for (Message m : results.getMessages()) {
if (m.getMessage().equals("Guard policy guardpolicy1 has duplicate limit constraints") && m.getLevel() == MessageLevel.WARNING) {
duplicate_constraint = true;
break;
}
}
assertTrue(duplicate_constraint);
//
// Remove the duplicate constraint
//
builder = builder.removeLimitConstraint(policy1.getId(), cons);
//
// Add a duplicate guard policy
//
builder = builder.addGuardPolicy(policy1);
builder = builder.addLimitConstraint(policy1.getId(), cons);
//
// Assert there are duplicate guard policies
//
results = builder.buildSpecification();
boolean duplicate_guard_policy = false;
for (Message m : results.getMessages()) {
if (m.getMessage().equals("There are duplicate guard policies") && m.getLevel() == MessageLevel.WARNING) {
duplicate_guard_policy = true;
break;
}
}
assertTrue(duplicate_guard_policy);
//
// Remove the duplicate guard policy
//
builder = builder.removeGuardPolicy(policy1);
//
// Assert there are no Error/Warning message
//
results = builder.buildSpecification();
assertTrue(results.getMessages().size() == 1);
//
} catch (BuilderException e) {
fail(e.getMessage());
}
}
@Test
public void test1() {
this.test("src/test/resources/v2.0.0-guard/policy_guard_OpenECOMP_demo_vDNS.yaml");
}
@Test
public void test2() {
this.test("src/test/resources/v2.0.0-guard/policy_guard_1707_appc.yaml");
}
public void test(String testFile) {
try (InputStream is = new FileInputStream(new File(testFile))) {
//
// Read the yaml into our Java Object
//
Yaml yaml = new Yaml(new Constructor(ControlLoopGuard.class));
Object obj = yaml.load(is);
assertNotNull(obj);
assertTrue(obj instanceof ControlLoopGuard);
ControlLoopGuard guardTobuild = (ControlLoopGuard) obj;
//
// Now we're going to try to use the builder to build this.
//
ControlLoopGuardBuilder builder = ControlLoopGuardBuilder.Factory.buildControlLoopGuard(guardTobuild.getGuard());
//
// Add guard policy
//
if (guardTobuild.getGuards() != null) {
builder = builder.addGuardPolicy(guardTobuild.getGuards().toArray(new GuardPolicy[guardTobuild.getGuards().size()]));
}
//
// Build the specification
//
Results results = builder.buildSpecification();
//
// Print out the specification
//
System.out.println(results.getSpecification());
//
} catch (FileNotFoundException e) {
fail(e.getLocalizedMessage());
} catch (IOException e) {
fail(e.getLocalizedMessage());
} catch (BuilderException e) {
fail(e.getLocalizedMessage());
}
}
}
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