| /* |
| * 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.knox.gateway.performance.test.knoxtoken; |
| |
| |
| import static org.apache.knox.gateway.performance.test.knoxtoken.KnoxTokenUseCaseRunner.USE_CASE_NAME; |
| |
| import java.io.IOException; |
| import java.time.Duration; |
| import java.time.Instant; |
| import java.util.Map; |
| import java.util.concurrent.ThreadLocalRandom; |
| import java.util.concurrent.TimeUnit; |
| |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.knox.gateway.i18n.messages.MessagesFactory; |
| import org.apache.knox.gateway.performance.test.PerformanceTestConfiguration; |
| import org.apache.knox.gateway.performance.test.PerformanceTestMessages; |
| import org.apache.knox.gateway.performance.test.ResponseTimeCache; |
| import org.apache.knox.gateway.shell.ErrorResponse; |
| import org.apache.knox.gateway.shell.KnoxSession; |
| import org.apache.knox.gateway.shell.KnoxShellException; |
| import org.apache.knox.gateway.shell.hdfs.Hdfs; |
| import org.apache.knox.gateway.shell.knox.token.Get; |
| import org.apache.knox.gateway.shell.knox.token.Token; |
| import org.apache.knox.gateway.shell.knox.token.TokenLifecycleResponse; |
| import org.apache.knox.gateway.util.JsonUtils; |
| import org.apache.knox.gateway.util.Tokens; |
| |
| @SuppressWarnings("PMD.DoNotUseThreads") |
| public class KnoxTokenWorkerThread implements Runnable { |
| private static final PerformanceTestMessages LOG = MessagesFactory.get(PerformanceTestMessages.class); |
| static final String PARAM_DURATION_IN_SECONDS = "testDurationInSecs"; |
| private static final String PARAM_REQUEST_DELAY_LOWERBOUND = "requestDelayLowerBoundInSecs"; |
| static final String PARAM_REQUEST_DELAY_UPPERBOUND = "requestDelayUpperBoundInSecs"; |
| |
| private final PerformanceTestConfiguration configuration; |
| private final KnoxTokenAction action; |
| private final KnoxTokenCache knoxTokenCache; |
| private final ResponseTimeCache responseTimeCache; |
| private Instant startTime; |
| |
| public KnoxTokenWorkerThread(PerformanceTestConfiguration configuration, KnoxTokenAction action, KnoxTokenCache knoxTokenCache, ResponseTimeCache responseTimeCache) { |
| this.configuration = configuration; |
| this.action = action; |
| this.knoxTokenCache = knoxTokenCache; |
| this.responseTimeCache = responseTimeCache; |
| } |
| |
| @Override |
| public void run() { |
| try { |
| LOG.knoxTokenWorkerName(action); |
| final KnoxSession gatewayKnoxSession = KnoxSession.login(configuration.getUseCaseUrl(USE_CASE_NAME, "gateway"), configuration.getGatewayUser(), |
| configuration.getGatewayPassword()); |
| final KnoxSession tokenBasedKnoxSession = KnoxSession.login(configuration.getUseCaseUrl(USE_CASE_NAME, "tokenbased"), configuration.getGatewayUser(), |
| configuration.getGatewayPassword()); |
| final long testDuration = Long.parseLong(configuration.getUseCaseParam(USE_CASE_NAME, PARAM_DURATION_IN_SECONDS)); |
| final long lowerBound = Long.parseLong(configuration.getUseCaseParam(USE_CASE_NAME, PARAM_REQUEST_DELAY_LOWERBOUND)); |
| final long upperBound = Long.parseLong(configuration.getUseCaseParam(USE_CASE_NAME, PARAM_REQUEST_DELAY_UPPERBOUND)); |
| this.startTime = Instant.now(); |
| int requestCount = 0; |
| while (shouldRun(testDuration)) { |
| executeAction(gatewayKnoxSession, tokenBasedKnoxSession); |
| |
| if (requestCount > 0) { |
| TimeUnit.SECONDS.sleep(calculateSleepTime(lowerBound, upperBound)); |
| } |
| requestCount++; |
| } |
| } catch (Exception e) { |
| LOG.failedToRunKnoxTokenWorker(action, e.getMessage(), e); |
| } finally { |
| LOG.finishKnoxTokenWorker(); |
| } |
| } |
| |
| private void executeAction(final KnoxSession gatewayKnoxSession, final KnoxSession tokenBasedKnoxSession) { |
| try { |
| switch (this.action) { |
| case ACQUIRE: |
| knoxTokenCache.saveKnoxToken(acquireKnoxToken(gatewayKnoxSession)); |
| break; |
| case RENEW: |
| renewKnoxToken(gatewayKnoxSession); |
| break; |
| case USE_TOKEN: |
| useKnoxToken(tokenBasedKnoxSession); |
| break; |
| default: |
| // NOP |
| break; |
| } |
| } catch (Exception e) { |
| LOG.failedToExecuteKnoxTokenAction(action, e.getMessage(), e); |
| } |
| } |
| |
| private boolean shouldRun(long testDuration) { |
| final long timeElapsed = Duration.between(startTime, Instant.now()).getSeconds(); |
| final boolean shouldRun = timeElapsed < testDuration; |
| return shouldRun; |
| } |
| |
| private long calculateSleepTime(long lowerBound, long upperBound) { |
| final long sleepTime = ThreadLocalRandom.current().nextLong(KnoxTokenAction.ACQUIRE == this.action ? lowerBound : lowerBound * 2, |
| KnoxTokenAction.ACQUIRE == this.action ? upperBound : upperBound * 2); |
| LOG.sleep(sleepTime); |
| return sleepTime; |
| } |
| |
| private String acquireKnoxToken(KnoxSession knoxSession) throws IOException { |
| LOG.acquireKnoxToken(); |
| long getStart = System.currentTimeMillis(); |
| final Get.Response getTokenResponse = Token.get(knoxSession).now(); |
| final long getResponseTime = System.currentTimeMillis() - getStart; |
| LOG.acquiredKnoxToken(); |
| responseTimeCache.saveAcquireResponseTime(getResponseTime); |
| final Map<String, String> tokenAsMap = JsonUtils.getMapFromJsonString(getTokenResponse.getString()); |
| return tokenAsMap.get("access_token"); |
| } |
| |
| private void renewKnoxToken(KnoxSession knoxSession) throws Exception { |
| final String knoxTokenToRenew = this.knoxTokenCache.getKnoxToken(); |
| if (knoxTokenToRenew != null) { |
| LOG.renewKnoxToken(Tokens.getTokenDisplayText(knoxTokenToRenew)); |
| final long renewStart = System.currentTimeMillis(); |
| final TokenLifecycleResponse renewResponse = Token.renew(knoxSession, knoxTokenToRenew).now(); |
| final long renewResponseTime = System.currentTimeMillis() - renewStart; |
| responseTimeCache.saveRenewResponseTime(renewResponseTime); |
| final Map<String, String> map = JsonUtils.getMapFromJsonString(renewResponse.getString()); |
| boolean renewed = Boolean.parseBoolean(map.get("renewed")); |
| if (renewed) { |
| LOG.renewedKnoxToken(Instant.ofEpochMilli(Long.parseLong(map.get("expires"))).toString()); |
| } else { |
| LOG.failedToRenewKnoxToken(map.get("error")); |
| } |
| } else { |
| LOG.nothingToRenew(); |
| } |
| } |
| |
| private void useKnoxToken(KnoxSession knoxSession) { |
| try { |
| final String knoxToken = this.knoxTokenCache.getKnoxToken(); |
| if (knoxToken != null) { |
| LOG.useKnoxToken(Tokens.getTokenDisplayText(knoxToken)); |
| Hdfs.ls(knoxSession).knoxToken(knoxToken).now(); |
| } else { |
| LOG.nothingToUse(); |
| } |
| } catch (KnoxShellException e) { |
| final ErrorResponse errorResponse = (ErrorResponse) e.getCause(); |
| final int errorCode = errorResponse.getResponse().getStatusLine().getStatusCode(); |
| // if unauthorized -> it's a failure (every other error code is irrelevant here) |
| if (HttpServletResponse.SC_UNAUTHORIZED == errorCode) { |
| LOG.failedToUseKnoxToken(e.getMessage()); |
| } |
| } |
| } |
| |
| } |