| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * 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.openstacktelemetry.impl; |
| |
| import org.onosproject.openstacktelemetry.api.FlowInfo; |
| import org.onosproject.openstacktelemetry.api.OpenstackTelemetryService; |
| import org.onosproject.openstacktelemetry.api.PrometheusTelemetryAdminService; |
| import org.onosproject.openstacktelemetry.api.PrometheusTelemetryService; |
| import org.onosproject.openstacktelemetry.api.config.PrometheusTelemetryConfig; |
| import org.onosproject.openstacktelemetry.api.config.TelemetryConfig; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import io.prometheus.client.Counter; |
| import io.prometheus.client.exporter.MetricsServlet; |
| import org.eclipse.jetty.server.Server; |
| import org.eclipse.jetty.servlet.ServletContextHandler; |
| import org.eclipse.jetty.servlet.ServletHolder; |
| import java.util.Set; |
| |
| /** |
| * Prometheus telemetry manager. |
| */ |
| @Component(immediate = true, service = PrometheusTelemetryService.class) |
| public class PrometheusTelemetryManager implements PrometheusTelemetryAdminService { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private Server prometheusExporter; |
| |
| private static final String BYTE_VM2VM = "byte_vm2vm"; |
| private static final String BYTE_DEVICE = "byte_device"; |
| private static final String BYTE_SRC_IP = "byte_src_ip"; |
| private static final String BYTE_DST_IP = "byte_dst_ip"; |
| |
| private static final String PKT_VM2VM = "pkt_vm2vm"; |
| private static final String PKT_DEVICE = "pkt_device"; |
| private static final String PKT_SRC_IP = "pkt_src_ip"; |
| private static final String PKT_DST_IP = "pkt_dst_ip"; |
| |
| private static final String PKT_ERROR = "pkt_error"; |
| private static final String PKT_DROP = "pkt_drop"; |
| |
| private static final String LABEL_IP_5_TUPLE = "IP_5_TUPLE"; |
| private static final String LABEL_DEV_ID = "DEVICE_ID"; |
| private static final String LABEL_SRC_IP = "SOURCE_IP"; |
| private static final String LABEL_DST_IP = "DESTINATION_IP"; |
| |
| private static final String HELP_MSG = "SONA Flow statistics"; |
| |
| private static Counter byteVM2VM = Counter.build().name(BYTE_VM2VM) |
| .help(HELP_MSG) |
| .labelNames(LABEL_IP_5_TUPLE).register(); |
| |
| private static Counter byteDevice = Counter.build().name(BYTE_DEVICE) |
| .help(HELP_MSG) |
| .labelNames(LABEL_DEV_ID).register(); |
| |
| private static Counter byteSrcIp = Counter.build().name(BYTE_SRC_IP) |
| .help(HELP_MSG) |
| .labelNames(LABEL_SRC_IP).register(); |
| |
| private static Counter byteDstIp = Counter.build().name(BYTE_DST_IP) |
| .help(HELP_MSG) |
| .labelNames(LABEL_DST_IP).register(); |
| |
| private static Counter pktVM2VM = Counter.build().name(PKT_VM2VM) |
| .help(HELP_MSG) |
| .labelNames(LABEL_IP_5_TUPLE).register(); |
| |
| private static Counter pktDevice = Counter.build().name(PKT_DEVICE) |
| .help(HELP_MSG) |
| .labelNames(LABEL_DEV_ID).register(); |
| |
| private static Counter pktSrcIp = Counter.build().name(PKT_SRC_IP) |
| .help(HELP_MSG) |
| .labelNames(LABEL_SRC_IP).register(); |
| |
| private static Counter pktDstIp = Counter.build().name(PKT_DST_IP) |
| .help(HELP_MSG) |
| .labelNames(LABEL_DST_IP).register(); |
| |
| private static Counter pktError = Counter.build().name(PKT_ERROR) |
| .help(HELP_MSG) |
| .register(); |
| private static Counter pktDrop = Counter.build().name(PKT_DROP) |
| .help(HELP_MSG) |
| .register(); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected OpenstackTelemetryService openstackTelemetryService; |
| |
| @Activate |
| protected void activate() { |
| openstackTelemetryService.addTelemetryService(this); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| stop(); |
| openstackTelemetryService.removeTelemetryService(this); |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void start(TelemetryConfig config) { |
| log.info("Prometheus exporter starts."); |
| |
| PrometheusTelemetryConfig prometheusConfig = (PrometheusTelemetryConfig) config; |
| |
| try { |
| // TODO Offer a 'Authentication' |
| prometheusExporter = new Server(prometheusConfig.port()); |
| ServletContextHandler context = new ServletContextHandler(); |
| context.setContextPath("/"); |
| prometheusExporter.setHandler(context); |
| context.addServlet(new ServletHolder(new MetricsServlet()), "/metrics"); |
| |
| log.info("Prometeus server start"); |
| |
| prometheusExporter.start(); |
| } catch (Exception ex) { |
| log.warn("Exception: {}", ex.toString()); |
| } |
| } |
| |
| @Override |
| public void stop() { |
| try { |
| prometheusExporter.stop(); |
| } catch (Exception ex) { |
| log.warn("Exception: {}", ex.toString()); |
| } |
| log.info("Prometheus exporter has stopped"); |
| } |
| |
| @Override |
| public void restart(TelemetryConfig config) { |
| stop(); |
| start(config); |
| } |
| |
| @Override |
| public void publish(Set<FlowInfo> flowInfos) { |
| if (flowInfos.size() == 0) { |
| log.debug("No record to publish"); |
| return; |
| } |
| |
| long flowByte; |
| int flowPkt; |
| for (FlowInfo flowInfo: flowInfos) { |
| flowByte = flowInfo.statsInfo().currAccBytes() - flowInfo.statsInfo().prevAccBytes(); |
| flowPkt = flowInfo.statsInfo().currAccPkts() - flowInfo.statsInfo().prevAccPkts(); |
| |
| byteVM2VM.labels(flowInfo.uniqueFlowInfoKey()).inc(flowByte); |
| byteDevice.labels(flowInfo.deviceId().toString()).inc(flowByte); |
| byteSrcIp.labels(flowInfo.srcIp().toString()).inc(flowByte); |
| byteDstIp.labels(flowInfo.dstIp().toString()).inc(flowByte); |
| |
| pktVM2VM.labels(flowInfo.uniqueFlowInfoKey()).inc(flowPkt); |
| pktDevice.labels(flowInfo.deviceId().toString()).inc(flowPkt); |
| pktSrcIp.labels(flowInfo.srcIp().toString()).inc(flowPkt); |
| pktDstIp.labels(flowInfo.dstIp().toString()).inc(flowPkt); |
| |
| pktError.inc(flowInfo.statsInfo().errorPkts()); |
| pktDrop.inc(flowInfo.statsInfo().dropPkts()); |
| } |
| } |
| |
| @Override |
| public boolean isRunning() { |
| log.info("Prometheus Exporter State: {}", prometheusExporter.isRunning()); |
| return prometheusExporter.isRunning(); |
| } |
| } |