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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.
*/
package org.onosproject.flowanalyzer;
import org.junit.Ignore;
import org.junit.Test;
import org.onosproject.core.DefaultApplicationId;
import org.onosproject.net.DeviceId;
import org.onosproject.net.PortNumber;
import org.onosproject.net.flow.DefaultFlowRule;
import org.onosproject.net.flow.DefaultTrafficSelector;
import org.onosproject.net.flow.DefaultTrafficTreatment;
import org.onosproject.net.flow.FlowRule;
import org.onosproject.net.flow.FlowRuleExtPayLoad;
import org.onosproject.net.flow.FlowRuleService;
import org.onosproject.net.flow.TrafficSelector;
import org.onosproject.net.flow.TrafficTreatment;
import org.onosproject.net.flow.instructions.Instructions;
import org.onosproject.net.topology.TopologyService;
import java.util.Arrays;
import java.util.TreeSet;
import static org.junit.Assert.assertEquals;
/**
* Created by nikcheerla on 7/20/15.
*/
public class FlowAnalyzerTest {
FlowRuleService flowRuleService = new MockFlowRuleService();
TopologyService topologyService;
MockLinkService linkService = new MockLinkService();
@Test
@Ignore("This needs to be reworked to be more robust")
public void basic() {
flowRuleService = new MockFlowRuleService();
flowRuleService.applyFlowRules(genFlow("ATL-001", 110, 90));
flowRuleService.applyFlowRules(genFlow("ATL-001", 110, 100));
flowRuleService.applyFlowRules(genFlow("ATL-001", 110, 150));
flowRuleService.applyFlowRules(genFlow("ATL-002", 80, 70));
flowRuleService.applyFlowRules(genFlow("ATL-003", 120, 130));
flowRuleService.applyFlowRules(genFlow("ATL-004", 50));
flowRuleService.applyFlowRules(genFlow("ATL-005", 140, 10));
linkService.addLink("H00:00:00:00:00:0660", 160, "ATL-005", 140);
linkService.addLink("ATL-005", 10, "ATL-004", 40);
linkService.addLink("ATL-004", 50, "ATL-002", 80);
linkService.addLink("ATL-002", 70, "ATL-001", 110);
linkService.addLink("ATL-001", 150, "H00:00:00:00:00:0770", 170);
linkService.addLink("ATL-001", 90, "ATL-004", 30);
linkService.addLink("ATL-001", 100, "ATL-003", 120);
linkService.addLink("ATL-003", 130, "ATL-005", 20);
topologyService = new MockTopologyService(linkService.createdGraph);
FlowAnalyzer flowAnalyzer = new FlowAnalyzer();
flowAnalyzer.flowRuleService = flowRuleService;
flowAnalyzer.linkService = linkService;
flowAnalyzer.topologyService = topologyService;
String labels = flowAnalyzer.analysisOutput();
String correctOutput = "Flow Rule: Device: atl-005, [IN_PORT{port=140}], [OUTPUT{port=10}]\n" +
"Analysis: Cleared!\n" +
"\n" +
"Flow Rule: Device: atl-003, [IN_PORT{port=120}], [OUTPUT{port=130}]\n" +
"Analysis: Black Hole!\n" +
"\n" +
"Flow Rule: Device: atl-001, [IN_PORT{port=110}], [OUTPUT{port=90}]\n" +
"Analysis: Cycle Critical Point!\n" +
"\n" +
"Flow Rule: Device: atl-004, [], [OUTPUT{port=50}]\n" +
"Analysis: Cycle!\n" +
"\n" +
"Flow Rule: Device: atl-001, [IN_PORT{port=110}], [OUTPUT{port=150}]\n" +
"Analysis: Cleared!\n" +
"\n" +
"Flow Rule: Device: atl-001, [IN_PORT{port=110}], [OUTPUT{port=100}]\n" +
"Analysis: Black Hole!\n" +
"\n" +
"Flow Rule: Device: atl-002, [IN_PORT{port=80}], [OUTPUT{port=70}]\n" +
"Analysis: Cycle!\n";
assertEquals("Wrong labels", new TreeSet(Arrays.asList(labels.replaceAll("\\s+", "").split("!"))),
new TreeSet(Arrays.asList(correctOutput.replaceAll("\\s+", "").split("!"))));
}
public FlowRule genFlow(String d, long inPort, long outPort) {
DeviceId device = DeviceId.deviceId(d);
TrafficSelector ts = DefaultTrafficSelector.builder().matchInPort(PortNumber.portNumber(inPort)).build();
TrafficTreatment tt = DefaultTrafficTreatment.builder()
.add(Instructions.createOutput(PortNumber.portNumber(outPort))).build();
return new DefaultFlowRule(device, ts, tt, 1, new DefaultApplicationId(5000, "of"),
50000, true, FlowRuleExtPayLoad.flowRuleExtPayLoad(new byte[5]));
}
public FlowRule genFlow(String d, long outPort) {
DeviceId device = DeviceId.deviceId(d);
TrafficSelector ts = DefaultTrafficSelector.builder().build();
TrafficTreatment tt = DefaultTrafficTreatment.builder()
.add(Instructions.createOutput(PortNumber.portNumber(outPort))).build();
return new DefaultFlowRule(device, ts, tt, 1, new DefaultApplicationId(5000, "of"),
50000, true, FlowRuleExtPayLoad.flowRuleExtPayLoad(new byte[5]));
}
}
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