public class DFSHAAdmin
extends org.apache.hadoop.ha.HAAdmin
| Constructor and Description |
|---|
DFSHAAdmin() |
| Modifier and Type | Method and Description |
|---|---|
static org.apache.hadoop.conf.Configuration |
addSecurityConfiguration(org.apache.hadoop.conf.Configuration conf)
Add the requisite security principal settings to the given Configuration,
returning a copy.
|
protected boolean |
checkParameterValidity(String[] argv) |
protected Collection<String> |
getTargetIds(String namenodeToActivate)
returns the list of all namenode ids for the given configuration.
|
protected String |
getUsageString() |
static void |
main(String[] argv) |
protected org.apache.hadoop.ha.HAServiceTarget |
resolveTarget(String nnId)
Try to map the given namenode ID to its service address.
|
protected int |
runCmd(String[] argv) |
void |
setConf(org.apache.hadoop.conf.Configuration conf) |
protected void |
setErrOut(PrintStream errOut) |
protected void |
setOut(PrintStream out) |
checkManualStateManagementOK, checkParameterValidity, confirmForceManual, createReqInfo, getAllServiceState, getRequestSource, getServiceAddr, gracefulFailoverThroughZKFCs, help, help, parseOpts, parseOpts, printUsage, printUsage, printUsage, printUsage, run, setRequestSourceprotected void setErrOut(PrintStream errOut)
protected void setOut(PrintStream out)
public void setConf(org.apache.hadoop.conf.Configuration conf)
setConf in interface org.apache.hadoop.conf.ConfigurablesetConf in class org.apache.hadoop.ha.HAAdminpublic static org.apache.hadoop.conf.Configuration addSecurityConfiguration(org.apache.hadoop.conf.Configuration conf)
conf - the original configprotected org.apache.hadoop.ha.HAServiceTarget resolveTarget(String nnId)
resolveTarget in class org.apache.hadoop.ha.HAAdminprotected String getUsageString()
getUsageString in class org.apache.hadoop.ha.HAAdminprotected boolean checkParameterValidity(String[] argv)
checkParameterValidity in class org.apache.hadoop.ha.HAAdminprotected int runCmd(String[] argv) throws Exception
runCmd in class org.apache.hadoop.ha.HAAdminExceptionprotected Collection<String> getTargetIds(String namenodeToActivate)
getTargetIds in class org.apache.hadoop.ha.HAAdminCopyright © 2008–2022 Apache Software Foundation. All rights reserved.