[ONOS-3648] Implement REST API for collecting system metrics
- Implement REST API for gathering system metrics
- Add unit test for REST API
- Add swagger doc for REST API
Change-Id: Iedd21a5f6ed14d595e4d35c1fa08270b48a5031e
diff --git a/apps/cpman/src/test/java/org/onosproject/cpman/rest/ControlMetricsCollectorResourceTest.java b/apps/cpman/src/test/java/org/onosproject/cpman/rest/ControlMetricsCollectorResourceTest.java
new file mode 100644
index 0000000..e61873e
--- /dev/null
+++ b/apps/cpman/src/test/java/org/onosproject/cpman/rest/ControlMetricsCollectorResourceTest.java
@@ -0,0 +1,149 @@
+/*
+ * Copyright 2016 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.cpman.rest;
+
+import com.sun.jersey.api.client.ClientResponse;
+import com.sun.jersey.api.client.WebResource;
+import com.sun.jersey.spi.container.servlet.ServletContainer;
+import com.sun.jersey.test.framework.AppDescriptor;
+import com.sun.jersey.test.framework.JerseyTest;
+import com.sun.jersey.test.framework.WebAppDescriptor;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.rest.BaseResource;
+import org.onosproject.cpman.ControlPlaneMonitorService;
+import org.onosproject.net.DeviceId;
+
+import javax.ws.rs.core.MediaType;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.HttpURLConnection;
+import java.net.ServerSocket;
+import java.util.Optional;
+
+import static org.easymock.EasyMock.anyObject;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expectLastCall;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Unit test for ControlMetricsCollector.
+ */
+public class ControlMetricsCollectorResourceTest extends JerseyTest {
+
+ final ControlPlaneMonitorService mockControlPlaneMonitorService =
+ createMock(ControlPlaneMonitorService.class);
+
+ /**
+ * Sets up the global values for all the tests.
+ */
+ @Before
+ public void setUpTest() {
+ ServiceDirectory testDirectory =
+ new TestServiceDirectory()
+ .add(ControlPlaneMonitorService.class, mockControlPlaneMonitorService);
+ BaseResource.setServiceDirectory(testDirectory);
+ }
+
+ @Test
+ public void testCpuMetricsPost() {
+ mockControlPlaneMonitorService.updateMetric(anyObject(), anyObject(),
+ (Optional<DeviceId>) anyObject());
+ expectLastCall().times(5);
+ replay(mockControlPlaneMonitorService);
+ basePostTest("cpu-metrics-post.json", "cpman/cpumetrics");
+ }
+
+ @Test
+ public void testMemoryMetricsPost() {
+ mockControlPlaneMonitorService.updateMetric(anyObject(), anyObject(),
+ (Optional<DeviceId>) anyObject());
+ expectLastCall().times(4);
+ replay(mockControlPlaneMonitorService);
+ basePostTest("memory-metrics-post.json", "cpman/memorymetrics");
+ }
+
+ @Test
+ public void testDiskMetricsPost() {
+ mockControlPlaneMonitorService.updateMetric(anyObject(), anyObject(),
+ (Optional<DeviceId>) anyObject());
+ expectLastCall().times(2);
+ replay(mockControlPlaneMonitorService);
+ basePostTest("disk-metrics-post.json", "cpman/diskmetrics");
+ }
+
+ @Test
+ public void testNetworkMetricsPost() {
+ mockControlPlaneMonitorService.updateMetric(anyObject(), anyObject(),
+ (Optional<DeviceId>) anyObject());
+ expectLastCall().times(4);
+ replay(mockControlPlaneMonitorService);
+ basePostTest("network-metrics-post.json", "cpman/networkmetrics");
+ }
+
+ @Test
+ public void testSystemSpecsPost() {
+ basePostTest("system-spec-post.json", "cpman/systemspecs");
+ }
+
+ private void basePostTest(String jsonFile, String path) {
+ final WebResource rs = resource();
+ InputStream jsonStream = ControlMetricsCollectorResourceTest.class
+ .getResourceAsStream(jsonFile);
+
+ assertThat(jsonStream, notNullValue());
+
+ ClientResponse response = rs.path(path)
+ .type(MediaType.APPLICATION_JSON_TYPE)
+ .post(ClientResponse.class, jsonStream);
+ assertThat(response.getStatus(), is(HttpURLConnection.HTTP_OK));
+ }
+
+ public ControlMetricsCollectorResourceTest() {
+ super(new WebAppDescriptor.Builder("javax.ws.rs.Application",
+ CPManWebApplication.class.getCanonicalName())
+ .servletClass(ServletContainer.class).build());
+ }
+
+ /**
+ * Assigns an available port for the test.
+ *
+ * @param defaultPort If a port cannot be determined, this one is used.
+ * @return free port
+ */
+ @Override
+ public int getPort(int defaultPort) {
+ try {
+ ServerSocket socket = new ServerSocket(0);
+ socket.setReuseAddress(true);
+ int port = socket.getLocalPort();
+ socket.close();
+ return port;
+ } catch (IOException ioe) {
+ return defaultPort;
+ }
+ }
+
+ @Override
+ public AppDescriptor configure() {
+ return new WebAppDescriptor.Builder("org.onosproject.cpman.rest").build();
+ }
+}