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YARN-5470. Differentiate exactly match with regex in yarn log CLI. Contributed by Xuan Gong. 

(cherry picked from commit e605d47df0)
This commit is contained in:
Junping Du 2016-08-05 10:54:36 -07:00
parent a73e118437
commit adcecd417b
4 changed files with 137 additions and 75 deletions
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121
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/LogsCLI.java
View File

@ -25,6 +25,7 @@ import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
@ -90,6 +91,7 @@ public class LogsCLI extends Configured implements Tool {
= "show_container_log_info";
private static final String OUT_OPTION = "out";
private static final String SIZE_OPTION = "size";
private static final String REGEX_OPTION = "regex";
public static final String HELP_CMD = "help";
private PrintStream outStream = System.out;
private YarnClient yarnClient = null;
@ -126,6 +128,7 @@ public class LogsCLI extends Configured implements Tool {
boolean nodesList = false;
boolean showApplicationLogInfo = false;
boolean showContainerLogInfo = false;
boolean useRegex = false;
String[] logFiles = null;
List<String> amContainersList = new ArrayList<String>();
String localDir = null;
@ -142,6 +145,7 @@ public class LogsCLI extends Configured implements Tool {
showApplicationLogInfo = commandLine.hasOption(
SHOW_APPLICATION_LOG_INFO);
showContainerLogInfo = commandLine.hasOption(SHOW_CONTAINER_LOG_INFO);
useRegex = commandLine.hasOption(REGEX_OPTION);
if (getAMContainerLogs) {
try {
amContainersList = parseAMContainer(commandLine, printOpts);
@ -243,11 +247,11 @@ public class LogsCLI extends Configured implements Tool {
}
}
List<String> logs = new ArrayList<String>();
if (fetchAllLogFiles(logFiles)) {
logs.add(".*");
Set<String> logs = new HashSet<String>();
if (fetchAllLogFiles(logFiles, useRegex)) {
logs.add("ALL");
} else if (logFiles != null && logFiles.length > 0) {
logs = Arrays.asList(logFiles);
logs.addAll(Arrays.asList(logFiles));
}
ContainerLogsRequest request = new ContainerLogsRequest(appId,
@ -268,15 +272,15 @@ public class LogsCLI extends Configured implements Tool {
// To get am logs
if (getAMContainerLogs) {
return fetchAMContainerLogs(request, amContainersList,
logCliHelper);
logCliHelper, useRegex);
}
int resultCode = 0;
if (containerIdStr != null) {
return fetchContainerLogs(request, logCliHelper);
return fetchContainerLogs(request, logCliHelper, useRegex);
} else {
if (nodeAddress == null) {
resultCode = fetchApplicationLogs(request, logCliHelper);
resultCode = fetchApplicationLogs(request, logCliHelper, useRegex);
} else {
System.err.println("Should at least provide ContainerId!");
printHelpMessage(printOpts);
@ -362,7 +366,7 @@ public class LogsCLI extends Configured implements Tool {
return amContainersList;
}
private boolean fetchAllLogFiles(String[] logFiles) {
private boolean fetchAllLogFiles(String[] logFiles, boolean useRegex) {
// If no value is specified for the PER_CONTAINER_LOG_FILES_OPTION option,
// we will assume all logs.
@ -371,7 +375,8 @@ public class LogsCLI extends Configured implements Tool {
}
List<String> logs = Arrays.asList(logFiles);
if (logs.contains("ALL") || logs.contains(".*")) {
if (logs.contains("ALL") || logs.contains("*")||
(logs.contains(".*") && useRegex)) {
return true;
}
@ -418,8 +423,8 @@ public class LogsCLI extends Configured implements Tool {
@Private
@VisibleForTesting
public int printContainerLogsFromRunningApplication(Configuration conf,
ContainerLogsRequest request, LogCLIHelpers logCliHelper)
throws IOException {
ContainerLogsRequest request, LogCLIHelpers logCliHelper,
boolean useRegex) throws IOException {
String containerIdStr = request.getContainerId().toString();
String localDir = request.getOutputLocalDir();
String nodeHttpAddress = request.getNodeHttpAddress();
@ -442,7 +447,8 @@ public class LogsCLI extends Configured implements Tool {
for (PerLogFileInfo fileInfo : allLogFileInfos) {
fileNames.add(fileInfo.getFileName());
}
List<String> matchedFiles = getMatchedLogFiles(request, fileNames);
Set<String> matchedFiles = getMatchedLogFiles(request, fileNames,
useRegex);
if (matchedFiles.isEmpty()) {
System.err.println("Can not find any log file matching the pattern: "
+ request.getLogTypes() + " for the container: " + containerIdStr
@ -504,10 +510,10 @@ public class LogsCLI extends Configured implements Tool {
}
private int printContainerLogsForFinishedApplication(
ContainerLogsRequest request, LogCLIHelpers logCliHelper)
throws IOException {
ContainerLogsRequest request, LogCLIHelpers logCliHelper,
boolean useRegex) throws IOException {
ContainerLogsRequest newOptions = getMatchedLogOptions(
request, logCliHelper);
request, logCliHelper, useRegex);
if (newOptions == null) {
System.err.println("Can not find any log file matching the pattern: "
+ request.getLogTypes() + " for the container: "
@ -519,10 +525,10 @@ public class LogsCLI extends Configured implements Tool {
}
private int printContainerLogsForFinishedApplicationWithoutNodeId(
ContainerLogsRequest request, LogCLIHelpers logCliHelper)
throws IOException {
ContainerLogsRequest request, LogCLIHelpers logCliHelper,
boolean useRegex) throws IOException {
ContainerLogsRequest newOptions = getMatchedLogOptions(
request, logCliHelper);
request, logCliHelper, useRegex);
if (newOptions == null) {
System.err.println("Can not find any log file matching the pattern: "
+ request.getLogTypes() + " for the container: "
@ -550,7 +556,7 @@ public class LogsCLI extends Configured implements Tool {
private int printAMContainerLogs(Configuration conf,
ContainerLogsRequest request, List<String> amContainers,
LogCLIHelpers logCliHelper) throws Exception {
LogCLIHelpers logCliHelper, boolean useRegex) throws Exception {
List<JSONObject> amContainersList = null;
List<ContainerLogsRequest> requests =
new ArrayList<ContainerLogsRequest>();
@ -614,7 +620,7 @@ public class LogsCLI extends Configured implements Tool {
if (amContainers.contains("ALL")) {
for (ContainerLogsRequest amRequest : requests) {
outputAMContainerLogs(amRequest, conf, logCliHelper);
outputAMContainerLogs(amRequest, conf, logCliHelper, useRegex);
}
outStream.println();
outStream.println("Specified ALL for -am option. "
@ -624,11 +630,11 @@ public class LogsCLI extends Configured implements Tool {
int amContainerId = Integer.parseInt(amContainer.trim());
if (amContainerId == -1) {
outputAMContainerLogs(requests.get(requests.size() - 1), conf,
logCliHelper);
logCliHelper, useRegex);
} else {
if (amContainerId <= requests.size()) {
outputAMContainerLogs(requests.get(amContainerId - 1), conf,
logCliHelper);
logCliHelper, useRegex);
} else {
System.err.println(String.format("ERROR: Specified AM containerId"
+ " (%s) exceeds the number of AM containers (%s).",
@ -642,7 +648,8 @@ public class LogsCLI extends Configured implements Tool {
}
private void outputAMContainerLogs(ContainerLogsRequest request,
Configuration conf, LogCLIHelpers logCliHelper) throws Exception {
Configuration conf, LogCLIHelpers logCliHelper, boolean useRegex)
throws Exception {
String nodeHttpAddress = request.getNodeHttpAddress();
String containerId = request.getContainerId();
String nodeId = request.getNodeId();
@ -651,10 +658,10 @@ public class LogsCLI extends Configured implements Tool {
if (containerId != null && !containerId.isEmpty()) {
if (nodeId != null && !nodeId.isEmpty()) {
printContainerLogsForFinishedApplication(request,
logCliHelper);
logCliHelper, useRegex);
} else {
printContainerLogsForFinishedApplicationWithoutNodeId(
request, logCliHelper);
request, logCliHelper, useRegex);
}
}
} else {
@ -664,7 +671,7 @@ public class LogsCLI extends Configured implements Tool {
.getContainerState();
request.setContainerState(containerState);
printContainerLogsFromRunningApplication(conf,
request, logCliHelper);
request, logCliHelper, useRegex);
}
}
}
@ -747,12 +754,15 @@ public class LogsCLI extends Configured implements Tool {
opts.addOption(amOption);
Option logFileOpt = new Option(PER_CONTAINER_LOG_FILES_OPTION, true,
"Specify comma-separated value "
+ "to get specified container log files. Use \"ALL\" to fetch all the "
+ "log files for the container. It also supports Java Regex.");
+ "to get exact matched log files. Use \"ALL\" or \"*\"to "
+ "fetch all the log files for the container. Specific -regex "
+ "for using java regex to find matched log files.");
logFileOpt.setValueSeparator(',');
logFileOpt.setArgs(Option.UNLIMITED_VALUES);
logFileOpt.setArgName("Log File Name");
opts.addOption(logFileOpt);
opts.addOption(REGEX_OPTION, false, "Work with -log_files to find "
+ "matched files by using java regex.");
opts.addOption(SHOW_CONTAINER_LOG_INFO, false,
"Show the container log metadata, "
+ "including log-file names, the size of the log files. "
@ -795,6 +805,7 @@ public class LogsCLI extends Configured implements Tool {
printOpts.addOption(commandOpts.getOption(SHOW_CONTAINER_LOG_INFO));
printOpts.addOption(commandOpts.getOption(OUT_OPTION));
printOpts.addOption(commandOpts.getOption(SIZE_OPTION));
printOpts.addOption(commandOpts.getOption(REGEX_OPTION));
return printOpts;
}
@ -830,14 +841,14 @@ public class LogsCLI extends Configured implements Tool {
}
private int fetchAMContainerLogs(ContainerLogsRequest request,
List<String> amContainersList, LogCLIHelpers logCliHelper)
throws Exception {
List<String> amContainersList, LogCLIHelpers logCliHelper,
boolean useRegex) throws Exception {
return printAMContainerLogs(getConf(), request, amContainersList,
logCliHelper);
logCliHelper, useRegex);
}
private int fetchContainerLogs(ContainerLogsRequest request,
LogCLIHelpers logCliHelper) throws IOException {
LogCLIHelpers logCliHelper, boolean useRegex) throws IOException {
int resultCode = 0;
String appIdStr = request.getAppId().toString();
String containerIdStr = request.getContainerId();
@ -851,10 +862,10 @@ public class LogsCLI extends Configured implements Tool {
// to logCliHelper so that it fetches all the logs
if (nodeAddress != null && !nodeAddress.isEmpty()) {
return printContainerLogsForFinishedApplication(
request, logCliHelper);
request, logCliHelper, useRegex);
} else {
return printContainerLogsForFinishedApplicationWithoutNodeId(
request, logCliHelper);
request, logCliHelper, useRegex);
}
}
String nodeHttpAddress = null;
@ -876,7 +887,7 @@ public class LogsCLI extends Configured implements Tool {
} catch (IOException | YarnException ex) {
if (isAppFinished) {
return printContainerLogsForFinishedApplicationWithoutNodeId(
request, logCliHelper);
request, logCliHelper, useRegex);
} else {
System.err.println("Unable to get logs for this container:"
+ containerIdStr + "for the application:" + appIdStr
@ -893,18 +904,19 @@ public class LogsCLI extends Configured implements Tool {
// by calling NodeManager webservice.
if (!isAppFinished) {
resultCode = printContainerLogsFromRunningApplication(getConf(), request,
logCliHelper);
logCliHelper, useRegex);
} else {
// If the application is in the final state, we will directly
// get the container logs from HDFS.
resultCode = printContainerLogsForFinishedApplication(
request, logCliHelper);
request, logCliHelper, useRegex);
}
return resultCode;
}
private int fetchApplicationLogs(ContainerLogsRequest options,
LogCLIHelpers logCliHelper) throws IOException, YarnException {
LogCLIHelpers logCliHelper, boolean useRegex) throws IOException,
YarnException {
// If the application has finished, we would fetch the logs
// from HDFS.
// If the application is still running, we would get the full
@ -913,7 +925,7 @@ public class LogsCLI extends Configured implements Tool {
int resultCode = -1;
if (options.isAppFinished()) {
ContainerLogsRequest newOptions = getMatchedLogOptions(
options, logCliHelper);
options, logCliHelper, useRegex);
if (newOptions == null) {
System.err.println("Can not find any log file matching the pattern: "
+ options.getLogTypes() + " for the application: "
@ -927,7 +939,7 @@ public class LogsCLI extends Configured implements Tool {
getContainersLogRequestForRunningApplication(options);
for (ContainerLogsRequest container : containerLogRequests) {
int result = printContainerLogsFromRunningApplication(getConf(),
container, logCliHelper);
container, logCliHelper, useRegex);
if (result == 0) {
resultCode = 0;
}
@ -956,14 +968,14 @@ public class LogsCLI extends Configured implements Tool {
}
private ContainerLogsRequest getMatchedLogOptions(
ContainerLogsRequest request, LogCLIHelpers logCliHelper)
throws IOException {
ContainerLogsRequest request, LogCLIHelpers logCliHelper,
boolean useRegex) throws IOException {
ContainerLogsRequest newOptions = new ContainerLogsRequest(request);
if (request.getLogTypes() != null && !request.getLogTypes().isEmpty()) {
List<String> matchedFiles = new ArrayList<String>();
if (!request.getLogTypes().contains(".*")) {
Set<String> matchedFiles = new HashSet<String>();
if (!request.getLogTypes().contains("ALL")) {
Set<String> files = logCliHelper.listContainerLogs(request);
matchedFiles = getMatchedLogFiles(request, files);
matchedFiles = getMatchedLogFiles(request, files, useRegex);
if (matchedFiles.isEmpty()) {
return null;
}
@ -973,20 +985,29 @@ public class LogsCLI extends Configured implements Tool {
return newOptions;
}
private List<String> getMatchedLogFiles(ContainerLogsRequest options,
Collection<String> candidate) throws IOException {
List<String> matchedFiles = new ArrayList<String>();
List<String> filePattern = options.getLogTypes();
private Set<String> getMatchedLogFiles(ContainerLogsRequest options,
Collection<String> candidate, boolean useRegex) throws IOException {
Set<String> matchedFiles = new HashSet<String>();
Set<String> filePattern = options.getLogTypes();
if (options.getLogTypes().contains("ALL")) {
return new HashSet<String>(candidate);
}
for (String file : candidate) {
if (useRegex) {
if (isFileMatching(file, filePattern)) {
matchedFiles.add(file);
}
} else {
if (filePattern.contains(file)) {
matchedFiles.add(file);
}
}
}
return matchedFiles;
}
private boolean isFileMatching(String fileType,
List<String> logTypes) {
Set<String> logTypes) {
for (String logType : logTypes) {
Pattern filterPattern = Pattern.compile(logType);
boolean match = filterPattern.matcher(fileType).find();

69
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestLogsCLI.java
View File

@ -22,6 +22,7 @@ import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyBoolean;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
@ -46,7 +47,7 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.io.IOUtils;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileStatus;
@ -211,14 +212,17 @@ public class TestLogsCLI {
pw.println(" aggregated logs. This option can only be");
pw.println(" used with finished applications.");
pw.println(" -log_files <Log File Name> Specify comma-separated value to get");
pw.println(" specified container log files. Use \"ALL\"");
pw.println(" to fetch all the log files for the");
pw.println(" container. It also supports Java Regex.");
pw.println(" exact matched log files. Use \"ALL\" or");
pw.println(" \"*\"to fetch all the log files for the");
pw.println(" container. Specific -regex for using java");
pw.println(" regex to find matched log files.");
pw.println(" -nodeAddress <Node Address> NodeAddress in the format nodename:port");
pw.println(" -out <Local Directory> Local directory for storing individual");
pw.println(" container logs. The container logs will");
pw.println(" be stored based on the node the container");
pw.println(" ran on.");
pw.println(" -regex Work with -log_files to find matched");
pw.println(" files by using java regex.");
pw.println(" -show_application_log_info Show the containerIds which belong to the");
pw.println(" specific Application. You can combine");
pw.println(" this with --nodeAddress to get");
@ -286,6 +290,7 @@ public class TestLogsCLI {
// create two logs for container3 in localLogDir
logTypes.add("stdout");
logTypes.add("stdout1234");
createContainerLogInLocalDir(appLogsDir, containerId3, fs, logTypes);
Path path =
@ -336,10 +341,12 @@ public class TestLogsCLI {
logMessage(containerId3, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout1234")));
sysOutStream.reset();
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
"-log_files", ".*"});
"-log_files", ".*", "-regex"});
assertTrue(exitCode == 0);
assertTrue(sysOutStream.toString().contains(
logMessage(containerId1, "syslog")));
@ -349,11 +356,28 @@ public class TestLogsCLI {
logMessage(containerId3, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout1234")));
sysOutStream.reset();
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
"-log_files", "*"});
assertTrue(exitCode == 0);
assertTrue(sysOutStream.toString().contains(
logMessage(containerId1, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId2, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout1234")));
int fullSize = sysOutStream.toByteArray().length;
sysOutStream.reset();
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
"-log_files", "std*"});
"-log_files", "stdout"});
assertTrue(exitCode == 0);
assertFalse(sysOutStream.toString().contains(
logMessage(containerId1, "syslog")));
@ -363,6 +387,23 @@ public class TestLogsCLI {
logMessage(containerId3, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout")));
assertFalse(sysOutStream.toString().contains(
logMessage(containerId3, "stdout1234")));
sysOutStream.reset();
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
"-log_files", "std*", "-regex"});
assertTrue(exitCode == 0);
assertFalse(sysOutStream.toString().contains(
logMessage(containerId1, "syslog")));
assertFalse(sysOutStream.toString().contains(
logMessage(containerId2, "syslog")));
assertFalse(sysOutStream.toString().contains(
logMessage(containerId3, "syslog")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout")));
assertTrue(sysOutStream.toString().contains(
logMessage(containerId3, "stdout1234")));
sysOutStream.reset();
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
@ -376,7 +417,7 @@ public class TestLogsCLI {
// specify the bytes which is larger than the actual file size,
// we would get the full logs
exitCode = cli.run(new String[] {"-applicationId", appId.toString(),
"-log_files", ".*", "-size", "10000" });
"-log_files", "*", "-size", "10000" });
assertTrue(exitCode == 0);
assertTrue(sysOutStream.toByteArray().length == fullSize);
sysOutStream.reset();
@ -568,7 +609,7 @@ public class TestLogsCLI {
LogsCLI cli = spy(new LogsCLIForTest(mockYarnClient));
doReturn(0).when(cli).printContainerLogsFromRunningApplication(
any(Configuration.class), any(ContainerLogsRequest.class),
any(LogCLIHelpers.class));
any(LogCLIHelpers.class), anyBoolean());
cli.setConf(new YarnConfiguration());
int exitCode = cli.run(new String[] {"-applicationId", appId.toString()});
@ -581,16 +622,16 @@ public class TestLogsCLI {
// printContainerLogsFromRunningApplication twice
verify(cli, times(2)).printContainerLogsFromRunningApplication(
any(Configuration.class), logsRequestCaptor.capture(),
any(LogCLIHelpers.class));
any(LogCLIHelpers.class), anyBoolean());
// Verify that the log-type is *
// Verify that the log-type is "ALL"
List<ContainerLogsRequest> capturedRequests =
logsRequestCaptor.getAllValues();
Assert.assertEquals(2, capturedRequests.size());
List<String> logTypes0 = capturedRequests.get(0).getLogTypes();
List<String> logTypes1 = capturedRequests.get(1).getLogTypes();
Assert.assertEquals(".*", logTypes0.get(0));
Assert.assertEquals(".*", logTypes1.get(0));
Set<String> logTypes0 = capturedRequests.get(0).getLogTypes();
Set<String> logTypes1 = capturedRequests.get(1).getLogTypes();
Assert.assertTrue(logTypes0.contains("ALL") && (logTypes0.size() == 1));
Assert.assertTrue(logTypes1.contains("ALL") && (logTypes1.size() == 1));
}
@Test (timeout = 15000)

10
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/logaggregation/ContainerLogsRequest.java
View File

@ -18,7 +18,7 @@
package org.apache.hadoop.yarn.logaggregation;
import java.util.List;
import java.util.Set;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ContainerState;
@ -30,7 +30,7 @@ public class ContainerLogsRequest {
private String appOwner;
private boolean appFinished;
private String outputLocalDir;
private List<String> logTypes;
private Set<String> logTypes;
private long bytes;
private ContainerState containerState;
@ -52,7 +52,7 @@ public class ContainerLogsRequest {
public ContainerLogsRequest(ApplicationId applicationId,
boolean isAppFinished, String owner,
String address, String httpAddress, String container, String localDir,
List<String> logs, long bytes, ContainerState containerState) {
Set<String> logs, long bytes, ContainerState containerState) {
this.setAppId(applicationId);
this.setAppFinished(isAppFinished);
this.setAppOwner(owner);
@ -121,11 +121,11 @@ public class ContainerLogsRequest {
this.outputLocalDir = outputLocalDir;
}
public List<String> getLogTypes() {
public Set<String> getLogTypes() {
return logTypes;
}
public void setLogTypes(List<String> logTypes) {
public void setLogTypes(Set<String> logTypes) {
this.logTypes = logTypes;
}

8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/logaggregation/LogCLIHelpers.java
View File

@ -67,7 +67,7 @@ public class LogCLIHelpers implements Configurable {
options.setContainerId(containerId);
options.setNodeId(nodeId);
options.setAppOwner(jobOwner);
List<String> logs = new ArrayList<String>();
Set<String> logs = new HashSet<String>();
options.setLogTypes(logs);
options.setBytes(Long.MAX_VALUE);
return dumpAContainerLogsForLogType(options, false);
@ -136,7 +136,7 @@ public class LogCLIHelpers implements Configurable {
String nodeId = options.getNodeId();
String containerId = options.getContainerId();
String localDir = options.getOutputLocalDir();
List<String> logType = options.getLogTypes();
List<String> logType = new ArrayList<String>(options.getLogTypes());
RemoteIterator<FileStatus> nodeFiles = getRemoteNodeFileDir(
applicationId, jobOwner);
if (nodeFiles == null) {
@ -208,7 +208,7 @@ public class LogCLIHelpers implements Configurable {
String jobOwner = options.getAppOwner();
String containerId = options.getContainerId();
String localDir = options.getOutputLocalDir();
List<String> logType = options.getLogTypes();
List<String> logType = new ArrayList<String>(options.getLogTypes());
RemoteIterator<FileStatus> nodeFiles = getRemoteNodeFileDir(
applicationId, jobOwner);
if (nodeFiles == null) {
@ -344,7 +344,7 @@ public class LogCLIHelpers implements Configurable {
ApplicationId appId = options.getAppId();
String appOwner = options.getAppOwner();
String localDir = options.getOutputLocalDir();
List<String> logTypes = options.getLogTypes();
List<String> logTypes = new ArrayList<String>(options.getLogTypes());
RemoteIterator<FileStatus> nodeFiles = getRemoteNodeFileDir(
appId, appOwner);
if (nodeFiles == null) {