| /* |
| * 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.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.cpman.ControlMetric; |
| import org.onosproject.cpman.ControlMetricType; |
| import org.onosproject.cpman.ControlPlaneMonitorService; |
| import org.onosproject.cpman.MetricValue; |
| import org.onosproject.cpman.SystemInfo; |
| import org.onosproject.cpman.impl.DefaultSystemInfo; |
| import org.onosproject.cpman.impl.SystemInfoFactory; |
| import org.onosproject.rest.AbstractWebResource; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Optional; |
| |
| import static org.onlab.util.Tools.nullIsIllegal; |
| |
| /** |
| * Collect system metrics. |
| */ |
| @Path("collector") |
| public class SystemMetricsCollectorWebResource extends AbstractWebResource { |
| |
| private final ControlPlaneMonitorService service = get(ControlPlaneMonitorService.class); |
| private static final int UPDATE_INTERVAL_IN_MINUTE = 1; |
| private static final String INVALID_SYSTEM_SPECS = "Invalid system specifications"; |
| private static final String INVALID_RESOURCE_NAME = "Invalid resource name"; |
| private static final String INVALID_REQUEST = "Invalid request"; |
| |
| /** |
| * Collects CPU metrics. |
| * |
| * @param stream JSON stream |
| * @return 200 OK |
| * @onos.rsModel CpuMetricsPost |
| */ |
| @POST |
| @Path("cpu_metrics") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response cpuMetrics(InputStream stream) { |
| ObjectNode root = mapper().createObjectNode(); |
| ControlMetric cm; |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| long cpuLoad = nullIsIllegal(jsonTree.get("cpuLoad").asLong(), INVALID_REQUEST); |
| long totalCpuTime = nullIsIllegal(jsonTree.get("totalCpuTime").asLong(), INVALID_REQUEST); |
| long sysCpuTime = nullIsIllegal(jsonTree.get("sysCpuTime").asLong(), INVALID_REQUEST); |
| long userCpuTime = nullIsIllegal(jsonTree.get("userCpuTime").asLong(), INVALID_REQUEST); |
| long cpuIdleTime = nullIsIllegal(jsonTree.get("cpuIdleTime").asLong(), INVALID_REQUEST); |
| |
| cm = new ControlMetric(ControlMetricType.CPU_LOAD, |
| new MetricValue.Builder().load(cpuLoad).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.TOTAL_CPU_TIME, |
| new MetricValue.Builder().load(totalCpuTime).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.SYS_CPU_TIME, |
| new MetricValue.Builder().load(sysCpuTime).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.USER_CPU_TIME, |
| new MetricValue.Builder().load(userCpuTime).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.CPU_IDLE_TIME, |
| new MetricValue.Builder().load(cpuIdleTime).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| } catch (IOException e) { |
| throw new IllegalArgumentException(e.getMessage()); |
| } |
| return ok(root).build(); |
| } |
| |
| /** |
| * Collects memory metrics. |
| * |
| * @param stream JSON stream |
| * @return 200 OK |
| * @onos.rsModel MemoryMetricsPost |
| */ |
| @POST |
| @Path("memory_metrics") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response memoryMetrics(InputStream stream) { |
| ObjectNode root = mapper().createObjectNode(); |
| ControlMetric cm; |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| long memUsedRatio = nullIsIllegal(jsonTree.get("memoryUsedRatio").asLong(), INVALID_REQUEST); |
| long memFreeRatio = nullIsIllegal(jsonTree.get("memoryFreeRatio").asLong(), INVALID_REQUEST); |
| long memUsed = nullIsIllegal(jsonTree.get("memoryUsed").asLong(), INVALID_REQUEST); |
| long memFree = nullIsIllegal(jsonTree.get("memoryFree").asLong(), INVALID_REQUEST); |
| |
| cm = new ControlMetric(ControlMetricType.MEMORY_USED_RATIO, |
| new MetricValue.Builder().load(memUsedRatio).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.MEMORY_FREE_RATIO, |
| new MetricValue.Builder().load(memFreeRatio).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.MEMORY_USED, |
| new MetricValue.Builder().load(memUsed).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| cm = new ControlMetric(ControlMetricType.MEMORY_FREE, |
| new MetricValue.Builder().load(memFree).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, Optional.ofNullable(null)); |
| |
| } catch (IOException e) { |
| throw new IllegalArgumentException(e.getMessage()); |
| } |
| return ok(root).build(); |
| } |
| |
| /** |
| * Collects disk metrics. |
| * |
| * @param stream JSON stream |
| * @return 200 OK |
| * @onos.rsModel DiskMetricsPost |
| */ |
| @POST |
| @Path("disk_metrics") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response diskMetrics(InputStream stream) { |
| ObjectNode root = mapper().createObjectNode(); |
| ControlMetric cm; |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| ArrayNode diskRes = (ArrayNode) jsonTree.get("disks"); |
| for (JsonNode node : diskRes) { |
| JsonNode resourceName = node.get("resourceName"); |
| nullIsIllegal(resourceName, INVALID_RESOURCE_NAME); |
| |
| long readBytes = nullIsIllegal(node.get("readBytes").asLong(), INVALID_REQUEST); |
| long writeBytes = nullIsIllegal(node.get("writeBytes").asLong(), INVALID_REQUEST); |
| |
| cm = new ControlMetric(ControlMetricType.DISK_READ_BYTES, |
| new MetricValue.Builder().load(readBytes).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| |
| cm = new ControlMetric(ControlMetricType.DISK_WRITE_BYTES, |
| new MetricValue.Builder().load(writeBytes).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| } |
| } catch (IOException e) { |
| throw new IllegalArgumentException(e.getMessage()); |
| } |
| return ok(root).build(); |
| } |
| |
| /** |
| * Collects network metrics. |
| * |
| * @param stream JSON stream |
| * @return 200 OK |
| * @onos.rsModel NetworkMetricsPost |
| */ |
| @POST |
| @Path("network_metrics") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response networkMetrics(InputStream stream) { |
| ObjectNode root = mapper().createObjectNode(); |
| ControlMetric cm; |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| ArrayNode networkRes = (ArrayNode) jsonTree.get("networks"); |
| for (JsonNode node : networkRes) { |
| JsonNode resourceName = node.get("resourceName"); |
| nullIsIllegal(resourceName, INVALID_RESOURCE_NAME); |
| |
| long inBytes = nullIsIllegal(node.get("incomingBytes").asLong(), INVALID_REQUEST); |
| long outBytes = nullIsIllegal(node.get("outgoingBytes").asLong(), INVALID_REQUEST); |
| long inPackets = nullIsIllegal(node.get("incomingPackets").asLong(), INVALID_REQUEST); |
| long outPackets = nullIsIllegal(node.get("outgoingPackets").asLong(), INVALID_REQUEST); |
| |
| cm = new ControlMetric(ControlMetricType.NW_INCOMING_BYTES, |
| new MetricValue.Builder().load(inBytes).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| |
| cm = new ControlMetric(ControlMetricType.NW_OUTGOING_BYTES, |
| new MetricValue.Builder().load(outBytes).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| |
| cm = new ControlMetric(ControlMetricType.NW_INCOMING_PACKETS, |
| new MetricValue.Builder().load(inPackets).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| |
| cm = new ControlMetric(ControlMetricType.NW_OUTGOING_PACKETS, |
| new MetricValue.Builder().load(outPackets).add()); |
| service.updateMetric(cm, UPDATE_INTERVAL_IN_MINUTE, resourceName.asText()); |
| } |
| } catch (IOException e) { |
| throw new IllegalArgumentException(e.getMessage()); |
| } |
| return ok(root).build(); |
| } |
| |
| /** |
| * Collects system information. |
| * The system information includes the various control metrics |
| * which do not require aggregation. |
| * |
| * @param stream JSON stream |
| * @return 200 OK |
| * @onos.rsModel SystemInfoPost |
| */ |
| @POST |
| @Path("system_info") |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response systemInfo(InputStream stream) { |
| ObjectNode root = mapper().createObjectNode(); |
| |
| try { |
| ObjectNode jsonTree = (ObjectNode) mapper().readTree(stream); |
| JsonNode numOfCores = jsonTree.get("numOfCores"); |
| JsonNode numOfCpus = jsonTree.get("numOfCpus"); |
| JsonNode cpuSpeed = jsonTree.get("cpuSpeed"); |
| JsonNode totalMemory = jsonTree.get("totalMemory"); |
| |
| if (numOfCores != null && numOfCpus != null && |
| cpuSpeed != null && totalMemory != null) { |
| SystemInfo systemInfo = new DefaultSystemInfo.Builder() |
| .numOfCores(numOfCores.asInt()) |
| .numOfCpus(numOfCpus.asInt()) |
| .cpuSpeed(cpuSpeed.asInt()) |
| .totalMemory(totalMemory.asInt()) |
| .build(); |
| |
| // try to store the system info. |
| SystemInfoFactory.getInstance().setSystemInfo(systemInfo); |
| } else { |
| throw new IllegalArgumentException(INVALID_SYSTEM_SPECS); |
| } |
| |
| } catch (IOException e) { |
| throw new IllegalArgumentException(e.getMessage()); |
| } |
| return ok(root).build(); |
| } |
| } |