code: /*
   * 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.skywalking.oap.server.receiver.browser.provider.handler.rest;
  
  import com.linecorp.armeria.server.annotation.Post;
  import java.util.List;
  import lombok.extern.slf4j.Slf4j;
  import org.apache.skywalking.apm.network.common.v3.Commands;
  import org.apache.skywalking.apm.network.language.agent.v3.BrowserErrorLog;
  import org.apache.skywalking.apm.network.language.agent.v3.BrowserPerfData;
  import org.apache.skywalking.oap.server.library.module.ModuleManager;
  import org.apache.skywalking.oap.server.receiver.browser.provider.BrowserServiceModuleConfig;
  import org.apache.skywalking.oap.server.receiver.browser.provider.parser.errorlog.ErrorLogAnalyzer;
  import org.apache.skywalking.oap.server.receiver.browser.provider.parser.errorlog.ErrorLogParserListenerManager;
  import org.apache.skywalking.oap.server.receiver.browser.provider.parser.performance.PerfDataAnalyzer;
  import org.apache.skywalking.oap.server.receiver.browser.provider.parser.performance.PerfDataParserListenerManager;
  import org.apache.skywalking.oap.server.telemetry.TelemetryModule;
  import org.apache.skywalking.oap.server.telemetry.api.CounterMetrics;
  import org.apache.skywalking.oap.server.telemetry.api.HistogramMetrics;
  import org.apache.skywalking.oap.server.telemetry.api.MetricsCreator;
  import org.apache.skywalking.oap.server.telemetry.api.MetricsTag;
  
  /**
   * Collect and process the error log
   */
  @Slf4j
  public class BrowserPerfServiceHTTPHandler {
      private final ModuleManager moduleManager;
      private final BrowserServiceModuleConfig config;
      private final ErrorLogParserListenerManager errorLogListenerManager;
      private final PerfDataParserListenerManager perfDataListenerManager;
  
      private final HistogramMetrics perfHistogram;
      private final CounterMetrics perfErrorCounter;
      private final HistogramMetrics errorLogHistogram;
      private final CounterMetrics logErrorCounter;
  
      public BrowserPerfServiceHTTPHandler(ModuleManager moduleManager,
                                           BrowserServiceModuleConfig config,
                                           ErrorLogParserListenerManager errorLogListenerManager,
                                           PerfDataParserListenerManager perfDataListenerManager) {
          this.moduleManager = moduleManager;
          this.config = config;
          this.errorLogListenerManager = errorLogListenerManager;
          this.perfDataListenerManager = perfDataListenerManager;
  
          MetricsCreator metricsCreator = moduleManager.find(TelemetryModule.NAME)
                                                       .provider()
                                                       .getService(MetricsCreator.class);
  
          perfHistogram = metricsCreator.createHistogramMetric(
              "browser_perf_data_in_latency", "The process latency of browser performance data",
              new MetricsTag.Keys("protocol"), new MetricsTag.Values("http")
          );
          perfErrorCounter = metricsCreator.createCounter(
              "browser_perf_data_analysis_error_count", "The error number of browser performance data analysis",
              new MetricsTag.Keys("protocol"), new MetricsTag.Values("http")
          );
  
          errorLogHistogram = metricsCreator.createHistogramMetric(
              "browser_error_log_in_latency", "The process latency of browser error log", new MetricsTag.Keys("protocol"),
              new MetricsTag.Values("grpc")
          );
          logErrorCounter = metricsCreator.createCounter(
              "browser_error_log_analysis_error_count", "The error number of browser error log analysis",
              new MetricsTag.Keys("protocol"), new MetricsTag.Values("http")
          );
      }
  
      @Post("/browser/errorLog")
      public Commands collectSingleErrorLog(final BrowserErrorLog browserErrorLog) {
          if (log.isDebugEnabled()) {
              log.debug("receive browser error log");
          }
  
          try (HistogramMetrics.Timer ignored = errorLogHistogram.createTimer()) {
              final ErrorLogAnalyzer analyzer = new ErrorLogAnalyzer(moduleManager, errorLogListenerManager, config);
              analyzer.doAnalysis(browserErrorLog);
              return Commands.newBuilder().build();
          } catch (Throwable e) {
              logErrorCounter.inc();
              throw e;
          }
      }
  
      @Post("/browser/errorLogs")
      public Commands collectErrorLogList(final List<BrowserErrorLog> logs) {
          try (HistogramMetrics.Timer ignored = errorLogHistogram.createTimer()) {
              logs.forEach(log -> {
                  final ErrorLogAnalyzer analyzer = new ErrorLogAnalyzer(moduleManager, errorLogListenerManager, config);
                  analyzer.doAnalysis(log);
              });
  
              return Commands.newBuilder().build();
          } catch (Throwable e) {
              logErrorCounter.inc();
              throw e;
          }
      }
  
      @Post("/browser/perfData")
      public Commands collectPerfData(final BrowserPerfData browserPerfData) {
          try (HistogramMetrics.Timer ignored = perfHistogram.createTimer()) {
              final PerfDataAnalyzer analyzer = new PerfDataAnalyzer(moduleManager, perfDataListenerManager, config);
              analyzer.doAnalysis(browserPerfData);
              return Commands.newBuilder().build();
          } catch (Throwable e) {
              log.error(e.getMessage(), e);
              perfErrorCounter.inc();
              throw e;
          }
      }
  }
  