Package org.apache.hadoop.yarn.client.cli

Class LogsCLI

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.yarn.client.cli.LogsCLI

All Implemented Interfaces:

Configurable, Tool

@Public
@Evolving
public class LogsCLI
extends Configured
implements Tool

Field Summary

Fields

Modifier and Type	Field	Description
static final String	HELP_CMD

Constructor Summary

Constructors

Constructor	Description
LogsCLI()

Method Summary

Modifier and Type	Method	Description
protected YarnClient	createYarnClient()
protected List<org.codehaus.jettison.json.JSONObject>	getAMContainerInfoForRMWebService(Configuration conf, String appId)
protected javax.ws.rs.core.Response	getClientResponseFromTimelineReader(Configuration conf, String appId)
ContainerReport	getContainerReport(String containerIdStr)
Set<String>	getMatchedContainerLogFiles(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request, boolean useRegex, boolean ignoreSizeLimit)
Map<String,org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest>	getMatchedLogTypesForRunningApp(List<org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest> containerLogRequests, boolean useRegex, boolean ignoreSizeLimit)
org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest	getMatchedOptionForRunningApp(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest container, boolean useRegex, boolean ignoreSizeLimit)
String	getNodeHttpAddressFromRMWebString(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request)
javax.ws.rs.core.Response	getResponseFromNMWebService(Configuration conf, javax.ws.rs.client.Client webServiceClient, org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request, String logFile)
static void	main(String[] args)
int	printContainerLogsFromRunningApplication(Configuration conf, org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request, org.apache.hadoop.yarn.logaggregation.LogCLIHelpers logCliHelper, boolean useRegex, boolean ignoreSizeLimit)
int	run(String[] args)	Execute the command with the given arguments.

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Field Details

HELP_CMD

public static final String HELP_CMD

See Also:

• Constant Field Values

Constructor Details

LogsCLI

public LogsCLI()

Method Details

run

public int run(String[] args)
        throws Exception

Description copied from interface: Tool

Execute the command with the given arguments.

Specified by:

run in interface Tool

Parameters:

args - command specific arguments.

Returns:

exit code.

Throws:

Exception - command exception.

createYarnClient

@VisibleForTesting
protected YarnClient createYarnClient()

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception

getAMContainerInfoForRMWebService

protected List<org.codehaus.jettison.json.JSONObject> getAMContainerInfoForRMWebService(Configuration conf,
 String appId)
                                                                                 throws Exception

Throws:

Exception

printContainerLogsFromRunningApplication

@Private
@VisibleForTesting
public int printContainerLogsFromRunningApplication(Configuration conf,
 org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request,
 org.apache.hadoop.yarn.logaggregation.LogCLIHelpers logCliHelper,
 boolean useRegex,
 boolean ignoreSizeLimit)
                                             throws IOException

Throws:

IOException

getContainerReport

@Private
@VisibleForTesting
public ContainerReport getContainerReport(String containerIdStr)
                                   throws YarnException,
IOException

Throws:

YarnException

IOException

getClientResponseFromTimelineReader

protected javax.ws.rs.core.Response getClientResponseFromTimelineReader(Configuration conf,
 String appId)
                                                                 throws IOException

Throws:

IOException

getMatchedContainerLogFiles

@VisibleForTesting
public Set<String> getMatchedContainerLogFiles(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request,
 boolean useRegex,
 boolean ignoreSizeLimit)
                                        throws IOException

Throws:

IOException

getResponseFromNMWebService

@VisibleForTesting
public javax.ws.rs.core.Response getResponseFromNMWebService(Configuration conf,
 javax.ws.rs.client.Client webServiceClient,
 org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request,
 String logFile)

getNodeHttpAddressFromRMWebString

@VisibleForTesting
public String getNodeHttpAddressFromRMWebString(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest request)
                                         throws javax.ws.rs.ProcessingException,
IllegalStateException,
org.codehaus.jettison.json.JSONException

Throws:

javax.ws.rs.ProcessingException

IllegalStateException

org.codehaus.jettison.json.JSONException

getMatchedOptionForRunningApp

@Private
@VisibleForTesting
public org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest getMatchedOptionForRunningApp(org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest container,
 boolean useRegex,
 boolean ignoreSizeLimit)
                                                                                         throws IOException

Throws:

IOException

getMatchedLogTypesForRunningApp

@Private
@VisibleForTesting
public Map<String,org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest> getMatchedLogTypesForRunningApp(List<org.apache.hadoop.yarn.logaggregation.ContainerLogsRequest> containerLogRequests,
 boolean useRegex,
 boolean ignoreSizeLimit)