| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.pulsar.broker.admin.impl; |
| |
| import io.swagger.annotations.ApiOperation; |
| import io.swagger.annotations.ApiResponse; |
| import io.swagger.annotations.ApiResponses; |
| import java.io.OutputStream; |
| import java.util.Collection; |
| import java.util.Map; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.PathParam; |
| import javax.ws.rs.WebApplicationException; |
| import javax.ws.rs.core.Response.Status; |
| import javax.ws.rs.core.StreamingOutput; |
| import org.apache.bookkeeper.mledger.proto.PendingBookieOpsStats; |
| import org.apache.pulsar.broker.admin.AdminResource; |
| import org.apache.pulsar.broker.loadbalance.LoadManager; |
| import org.apache.pulsar.broker.loadbalance.ResourceUnit; |
| import org.apache.pulsar.broker.loadbalance.impl.SimpleLoadManagerImpl; |
| import org.apache.pulsar.broker.stats.AllocatorStatsGenerator; |
| import org.apache.pulsar.broker.stats.BookieClientStatsGenerator; |
| import org.apache.pulsar.broker.stats.MBeanStatsGenerator; |
| import org.apache.pulsar.broker.web.RestException; |
| import org.apache.pulsar.common.naming.NamespaceName; |
| import org.apache.pulsar.common.stats.AllocatorStats; |
| import org.apache.pulsar.common.stats.Metrics; |
| import org.apache.pulsar.policies.data.loadbalancer.LoadManagerReport; |
| import org.apache.pulsar.policies.data.loadbalancer.LoadReport; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class BrokerStatsBase extends AdminResource { |
| private static final Logger log = LoggerFactory.getLogger(BrokerStatsBase.class); |
| |
| @GET |
| @Path("/metrics") |
| @ApiOperation(value = "Gets the metrics for Monitoring", |
| notes = "Requested should be executed by Monitoring agent on each broker to fetch the metrics", |
| response = Metrics.class, responseContainer = "List") |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public Collection<Metrics> getMetrics() throws Exception { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| try { |
| Collection<Metrics> metrics = pulsar().getMetricsGenerator().generate(); |
| return metrics; |
| } catch (Exception e) { |
| log.error("[{}] Failed to generate metrics", clientAppId(), e); |
| throw new RestException(e); |
| } |
| } |
| |
| @GET |
| @Path("/mbeans") |
| @ApiOperation(value = "Get all the mbean details of this broker JVM", |
| response = Metrics.class, responseContainer = "List") |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public Collection<Metrics> getMBeans() throws Exception { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| try { |
| Collection<Metrics> metrics = MBeanStatsGenerator.generate(pulsar()); |
| return metrics; |
| } catch (Exception e) { |
| log.error("[{}] Failed to generate mbean stats", clientAppId(), e); |
| throw new RestException(e); |
| } |
| } |
| |
| @GET |
| @Path("/destinations") |
| @ApiOperation(value = "Get all the topic stats by namespace", response = OutputStream.class, |
| responseContainer = "OutputStream") // https://github.com/swagger-api/swagger-ui/issues/558 |
| // map support missing |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public StreamingOutput getTopics2() throws Exception { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| return output -> pulsar().getBrokerService().getDimensionMetrics(statsBuf -> { |
| try { |
| output.write(statsBuf.array(), statsBuf.arrayOffset(), statsBuf.readableBytes()); |
| } catch (Exception e) { |
| throw new WebApplicationException(e); |
| } |
| }); |
| } |
| |
| @GET |
| @Path("/allocator-stats/{allocator}") |
| @ApiOperation(value = "Get the stats for the Netty allocator. Available allocators are 'default' and 'ml-cache'", |
| response = AllocatorStats.class) |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public AllocatorStats getAllocatorStats(@PathParam("allocator") String allocatorName) throws Exception { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| |
| try { |
| return AllocatorStatsGenerator.generate(allocatorName); |
| } catch (IllegalArgumentException e) { |
| throw new RestException(Status.NOT_ACCEPTABLE, e.getMessage()); |
| } catch (Exception e) { |
| log.error("[{}] Failed to generate allocator stats", clientAppId(), e); |
| throw new RestException(e); |
| } |
| } |
| |
| @GET |
| @Path("/bookieops") |
| @ApiOperation(value = "Get pending bookie client op stats by namesapce", |
| response = PendingBookieOpsStats.class, |
| // https://github.com/swagger-api/swagger-core/issues/449 |
| // nested containers are not supported |
| responseContainer = "Map") |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public Map<String, Map<String, PendingBookieOpsStats>> getPendingBookieOpsStats() { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| try { |
| return BookieClientStatsGenerator.generate(pulsar()); |
| } catch (Exception e) { |
| log.error("[{}] Failed to generate pending bookie ops stats for topicss", clientAppId(), e); |
| throw new RestException(e); |
| } |
| } |
| |
| @GET |
| @Path("/load-report") |
| @ApiOperation(value = "Get Load for this broker", notes = "consists of topics stats & systemResourceUsage", |
| response = LoadReport.class) |
| @ApiResponses(value = { @ApiResponse(code = 403, message = "Don't have admin permission") }) |
| public LoadManagerReport getLoadReport() throws Exception { |
| // Ensure super user access only |
| validateSuperUserAccess(); |
| try { |
| return (pulsar().getLoadManager().get()).generateLoadReport(); |
| } catch (Exception e) { |
| log.error("[{}] Failed to generate LoadReport for broker, reason [{}]", clientAppId(), e.getMessage(), e); |
| throw new RestException(e); |
| } |
| } |
| |
| protected Map<Long, Collection<ResourceUnit>> internalBrokerResourceAvailability(NamespaceName namespace) { |
| try { |
| LoadManager lm = pulsar().getLoadManager().get(); |
| if (lm instanceof SimpleLoadManagerImpl) { |
| return ((SimpleLoadManagerImpl) lm).getResourceAvailabilityFor(namespace).asMap(); |
| } else { |
| throw new RestException(Status.CONFLICT, lm.getClass().getName() + " does not support this operation"); |
| } |
| } catch (Exception e) { |
| log.error("Unable to get Resource Availability", e); |
| throw new RestException(e); |
| } |
| } |
| } |