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authorRam Krishna Verma <ram_krishna.verma@bell.ca>2020-06-29 16:02:12 +0000
committerGerrit Code Review <gerrit@onap.org>2020-06-29 16:02:12 +0000
commit21607022333b8d3917754d071d5e4c259308edef (patch)
treeef944ba216839fa27cc2c756287e8d4f6929b627 /models-interactions/model-simulators/src
parentf7da60fabf647665d61f142a0d6ba9a9fc940106 (diff)
parentf586da49681a510c79729d94a4565694d952b83b (diff)
Merge "Add CDS simulator to policy-models"
Diffstat (limited to 'models-interactions/model-simulators/src')
-rw-r--r--models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/CdsSimulator.java104
-rw-r--r--models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/SimulatorRuntimeException.java41
-rw-r--r--models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/Util.java46
-rw-r--r--models-interactions/model-simulators/src/main/resources/org/onap/policy/simulators/cds/CreateSubscriptionResponseEvent.json29
-rw-r--r--models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/CdsSimulatorTest.java114
-rw-r--r--models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/ExceptionsTest.java37
-rw-r--r--models-interactions/model-simulators/src/test/resources/org/onap/policy/simulators/cds/cds.request.json14
7 files changed, 367 insertions, 18 deletions
diff --git a/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/CdsSimulator.java b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/CdsSimulator.java
new file mode 100644
index 000000000..dbbaa1681
--- /dev/null
+++ b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/CdsSimulator.java
@@ -0,0 +1,104 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2020 Nordix Foundation.
+ * Modifications 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.simulators;
+
+import com.google.protobuf.InvalidProtocolBufferException;
+import com.google.protobuf.util.JsonFormat;
+import io.grpc.Server;
+import io.grpc.netty.NettyServerBuilder;
+import io.grpc.stub.StreamObserver;
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.nio.charset.StandardCharsets;
+import lombok.Getter;
+import org.apache.commons.io.IOUtils;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc.BluePrintProcessingServiceImplBase;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceOutput;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceOutput.Builder;
+
+public class CdsSimulator {
+ @Getter
+ private final int port;
+
+ private final Server server;
+
+ /**
+ * Constructs the object, but does not start it.
+ *
+ * @param host host name of the server
+ * @param port port of the server
+ */
+ public CdsSimulator(String host, int port) {
+ this.port = port;
+
+ BluePrintProcessingServiceImplBase testCdsBlueprintServerImpl = new BluePrintProcessingServiceImplBase() {
+
+ @Override
+ public StreamObserver<ExecutionServiceInput> process(
+ final StreamObserver<ExecutionServiceOutput> responseObserver) {
+
+ return new StreamObserver<ExecutionServiceInput>() {
+
+ @Override
+ public void onNext(final ExecutionServiceInput executionServiceInput) {
+ try {
+ String responseString = IOUtils.toString(
+ getClass().getResource("cds/CreateSubscriptionResponseEvent.json"),
+ StandardCharsets.UTF_8);
+ Builder builder = ExecutionServiceOutput.newBuilder();
+ JsonFormat.parser().ignoringUnknownFields().merge(responseString, builder);
+ responseObserver.onNext(builder.build());
+
+ } catch (InvalidProtocolBufferException e) {
+ throw new SimulatorRuntimeException("Cannot convert ExecutionServiceOutput output", e);
+
+ } catch (IOException e) {
+ throw new SimulatorRuntimeException("Cannot read ExecutionServiceOutput from file", e);
+ }
+ }
+
+ @Override
+ public void onError(final Throwable throwable) {
+ responseObserver.onError(throwable);
+ }
+
+ @Override
+ public void onCompleted() {
+ responseObserver.onCompleted();
+ }
+ };
+ }
+ };
+
+ server = NettyServerBuilder.forAddress(new InetSocketAddress(host, port)).addService(testCdsBlueprintServerImpl)
+ .build();
+ }
+
+ public void start() throws IOException {
+ server.start();
+ }
+
+ public void stop() {
+ server.shutdown();
+ }
+}
diff --git a/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/SimulatorRuntimeException.java b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/SimulatorRuntimeException.java
new file mode 100644
index 000000000..b97e4d9f7
--- /dev/null
+++ b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/SimulatorRuntimeException.java
@@ -0,0 +1,41 @@
+/*-
+ * ============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.simulators;
+
+public class SimulatorRuntimeException extends RuntimeException {
+ private static final long serialVersionUID = 1L;
+
+ public SimulatorRuntimeException() {
+ super();
+ }
+
+ public SimulatorRuntimeException(String message) {
+ super(message);
+ }
+
+ public SimulatorRuntimeException(Throwable cause) {
+ super(cause);
+ }
+
+ public SimulatorRuntimeException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
diff --git a/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/Util.java b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/Util.java
index 5cb518f4e..efc40367b 100644
--- a/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/Util.java
+++ b/models-interactions/model-simulators/src/main/java/org/onap/policy/simulators/Util.java
@@ -21,6 +21,7 @@
package org.onap.policy.simulators;
+import java.io.IOException;
import java.util.Properties;
import org.onap.policy.common.endpoints.http.server.HttpServletServer;
import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
@@ -46,6 +47,7 @@ public class Util {
public static final int VFCSIM_SERVER_PORT = 6668;
public static final int GUARDSIM_SERVER_PORT = 6669;
public static final int SDNCSIM_SERVER_PORT = 6670;
+ public static final int CDSSIM_SERVER_PORT = 6671;
public static final int DMAAPSIM_SERVER_PORT = 3904;
private static final String CANNOT_PROCESS_PARAMETERS = "cannot parse parameters ";
@@ -67,9 +69,21 @@ public class Util {
.build(AAISIM_SERVER_NAME, LOCALHOST, AAISIM_SERVER_PORT, "/", false, true);
testServer.addServletClass("/*", AaiSimulatorJaxRs.class.getName());
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 5, 10000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
+ return testServer;
+ }
+
+ /**
+ * Build a CDS simulator.
+ *
+ * @return the simulator
+ * @throws InterruptedException if a thread is interrupted
+ * @throws IOException if an I/O error occurs
+ */
+ public static CdsSimulator buildCdsSim() throws InterruptedException, IOException {
+ final CdsSimulator testServer = new CdsSimulator(LOCALHOST, CDSSIM_SERVER_PORT);
+ testServer.start();
+ waitForServerToListen(testServer.getPort());
return testServer;
}
@@ -84,9 +98,7 @@ public class Util {
.build(SDNCSIM_SERVER_NAME, LOCALHOST, SDNCSIM_SERVER_PORT, "/", false, true);
testServer.addServletClass("/*", SdncSimulatorJaxRs.class.getName());
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 5, 10000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
return testServer;
}
@@ -102,9 +114,7 @@ public class Util {
.build(SOSIM_SERVER_NAME, LOCALHOST, SOSIM_SERVER_PORT, "/", false, true);
testServer.addServletClass("/*", SoSimulatorJaxRs.class.getName());
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 5, 10000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
return testServer;
}
@@ -119,9 +129,7 @@ public class Util {
.build(VFCSIM_SERVER_NAME, LOCALHOST, VFCSIM_SERVER_PORT, "/", false, true);
testServer.addServletClass("/*", VfcSimulatorJaxRs.class.getName());
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 5, 10000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
return testServer;
}
@@ -136,9 +144,7 @@ public class Util {
LOCALHOST, GUARDSIM_SERVER_PORT, "/", false, true);
testServer.addServletClass("/*", GuardSimulatorJaxRs.class.getName());
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 5, 10000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
return testServer;
}
@@ -170,9 +176,13 @@ public class Util {
HttpServletServer testServer = HttpServletServerFactoryInstance.getServerFactory().build(props).get(0);
testServer.waitedStart(5000);
- if (!NetworkUtil.isTcpPortOpen(LOCALHOST, testServer.getPort(), 50, 1000L)) {
- throw new IllegalStateException(CANNOT_CONNECT + testServer.getPort());
- }
+ waitForServerToListen(testServer.getPort());
return testServer;
}
+
+ private static void waitForServerToListen(int port) throws InterruptedException {
+ if (!NetworkUtil.isTcpPortOpen(LOCALHOST, port, 200, 250L)) {
+ throw new IllegalStateException(CANNOT_CONNECT + port);
+ }
+ }
}
diff --git a/models-interactions/model-simulators/src/main/resources/org/onap/policy/simulators/cds/CreateSubscriptionResponseEvent.json b/models-interactions/model-simulators/src/main/resources/org/onap/policy/simulators/cds/CreateSubscriptionResponseEvent.json
new file mode 100644
index 000000000..adb51adcb
--- /dev/null
+++ b/models-interactions/model-simulators/src/main/resources/org/onap/policy/simulators/cds/CreateSubscriptionResponseEvent.json
@@ -0,0 +1,29 @@
+{
+ "commonHeader": {
+ "timestamp": "2020-03-20T14:00:25.217Z",
+ "requestId": "123456-1000",
+ "subRequestId": "sub-123456-1000",
+ "flag": {
+ },
+ "originatorId": "sdnc"
+ },
+ "actionIdentifiers": {
+ "blueprintName": "pm_control",
+ "blueprintVersion": "1.0.0",
+ "actionName": "create-subscription",
+ "mode": "sync"
+ },
+ "status": {
+ "code": 200,
+ "message": "success",
+ "eventType": "EVENT_COMPONENT_EXECUTED",
+ "timestamp": "Fri Mar 20 14:00:26 GMT 2020"
+ },
+ "payload": {
+ "create-subscription-response": {
+ "odl-response": {
+ "status": "success"
+ }
+ }
+ }
+} \ No newline at end of file
diff --git a/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/CdsSimulatorTest.java b/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/CdsSimulatorTest.java
new file mode 100644
index 000000000..5f82b7e94
--- /dev/null
+++ b/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/CdsSimulatorTest.java
@@ -0,0 +1,114 @@
+/*-
+ * ============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.simulators;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import io.grpc.ManagedChannel;
+import io.grpc.internal.DnsNameResolverProvider;
+import io.grpc.internal.PickFirstLoadBalancerProvider;
+import io.grpc.netty.NettyChannelBuilder;
+import io.grpc.stub.StreamObserver;
+import java.nio.charset.StandardCharsets;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import org.apache.commons.io.IOUtils;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc.BluePrintProcessingServiceStub;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceOutput;
+import org.onap.policy.common.utils.coder.StandardCoder;
+
+public class CdsSimulatorTest {
+ private static final StandardCoder coder = new StandardCoder();
+
+ private CdsSimulator sim;
+
+ @Before
+ public void setUp() throws Exception {
+ sim = Util.buildCdsSim();
+ }
+
+ @After
+ public void tearDown() {
+ sim.stop();
+ }
+
+ @Test
+ public void test() throws Exception {
+ String reqstr = IOUtils.toString(getClass().getResource("cds/cds.request.json"), StandardCharsets.UTF_8);
+ ExecutionServiceInput request = coder.decode(reqstr, ExecutionServiceInput.class);
+
+ ManagedChannel channel = NettyChannelBuilder.forAddress("localhost", sim.getPort())
+ .nameResolverFactory(new DnsNameResolverProvider())
+ .loadBalancerFactory(new PickFirstLoadBalancerProvider()).usePlaintext().build();
+
+ try {
+ final CompletableFuture<ExecutionServiceOutput> future = new CompletableFuture<>();
+ final CountDownLatch completed = new CountDownLatch(1);
+
+ BluePrintProcessingServiceStub asyncStub = BluePrintProcessingServiceGrpc.newStub(channel);
+
+ StreamObserver<ExecutionServiceOutput> responseObserver = new StreamObserver<ExecutionServiceOutput>() {
+ @Override
+ public void onNext(ExecutionServiceOutput output) {
+ future.complete(output);
+ }
+
+ @Override
+ public void onError(Throwable throwable) {
+ future.completeExceptionally(throwable);
+ }
+
+ @Override
+ public void onCompleted() {
+ completed.countDown();
+ }
+ };
+
+ StreamObserver<ExecutionServiceInput> requestObserver = asyncStub.process(responseObserver);
+ try {
+ // publish the message
+ requestObserver.onNext(request);
+
+ // indicate that the request is done
+ requestObserver.onCompleted();
+
+ } catch (RuntimeException e) {
+ requestObserver.onError(e);
+ }
+
+ // wait for it to complete
+ assertTrue(completed.await(5, TimeUnit.SECONDS));
+
+ ExecutionServiceOutput result = future.get();
+ assertEquals(200, result.getStatus().getCode());
+
+ } finally {
+ channel.shutdown();
+ }
+ }
+}
diff --git a/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/ExceptionsTest.java b/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/ExceptionsTest.java
new file mode 100644
index 000000000..e3d91f0f2
--- /dev/null
+++ b/models-interactions/model-simulators/src/test/java/org/onap/policy/simulators/ExceptionsTest.java
@@ -0,0 +1,37 @@
+/*-
+ * ============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.simulators;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+
+/**
+ * Tests XxxException classes.
+ */
+public class ExceptionsTest {
+
+ @Test
+ public void testSimulatorRuntimeException() {
+ assertEquals(4, new ExceptionsTester().test(SimulatorRuntimeException.class));
+ }
+}
diff --git a/models-interactions/model-simulators/src/test/resources/org/onap/policy/simulators/cds/cds.request.json b/models-interactions/model-simulators/src/test/resources/org/onap/policy/simulators/cds/cds.request.json
new file mode 100644
index 000000000..37e8b05ce
--- /dev/null
+++ b/models-interactions/model-simulators/src/test/resources/org/onap/policy/simulators/cds/cds.request.json
@@ -0,0 +1,14 @@
+{
+ "commonHeader": {
+ "originatorId": "POLICY",
+ "requestId": "c7c6a4aa-bb61-4a15-b831-ba1472dd4a65",
+ "subRequestId": "111be3d2-6c12-4f4b-a3e7-c349acced200"
+ },
+ "actionIdentifiers": {
+ "blueprintName": "pm_control",
+ "blueprintVersion": "1.0.0",
+ "actionName": "create-subscription",
+ "mode": "sync"
+ },
+ "payload": {}
+}