Package org.apache.accumulo.cluster

Class RemoteShell

java.lang.Object

org.apache.hadoop.util.Shell

org.apache.hadoop.util.Shell.ShellCommandExecutor

org.apache.accumulo.cluster.RemoteShell

All Implemented Interfaces:

org.apache.hadoop.util.Shell.CommandExecutor

public class RemoteShell
extends org.apache.hadoop.util.Shell.ShellCommandExecutor

Execute a command, leveraging Hadoop's Shell.ShellCommandExecutor, on a remote host. SSH configuration provided by RemoteShellOptions.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.util.Shell

org.apache.hadoop.util.Shell.CommandExecutor, org.apache.hadoop.util.Shell.ExitCodeException, org.apache.hadoop.util.Shell.OSType, org.apache.hadoop.util.Shell.ShellCommandExecutor

Field Summary

Fields

Modifier and Type	Field	Description
protected String	hostname
protected RemoteShellOptions	options

Fields inherited from class org.apache.hadoop.util.Shell

ENV_HADOOP_HOME, ENV_NAME_REGEX, FREEBSD, inheritParentEnv, isSetsidAvailable, LINK_COMMAND, LINUX, LOG, MAC, osType, OTHER, PPC_64, READ_LINK_COMMAND, SET_GROUP_COMMAND, SET_OWNER_COMMAND, SET_PERMISSION_COMMAND, SOLARIS, SYSPROP_HADOOP_HOME_DIR, timeOutInterval, TOKEN_SEPARATOR_REGEX, USER_NAME_COMMAND, WINDOWS, WINDOWS_MAX_SHELL_LENGHT, WINDOWS_MAX_SHELL_LENGTH, WindowsProcessLaunchLock, WINUTILS

Constructor Summary

Constructors

Constructor	Description
RemoteShell(String hostname, String[] execString, File dir, Map<String,String> env, long timeout, RemoteShellOptions options)
RemoteShell(String hostname, String[] execString, File dir, Map<String,String> env, RemoteShellOptions options)
RemoteShell(String hostname, String[] execString, File dir, RemoteShellOptions options)
RemoteShell(String hostname, String[] execString, RemoteShellOptions options)

Method Summary

Modifier and Type	Method	Description
void	execute()
String[]	getExecString()
RemoteShellOptions	getRemoteShellOptions()
void	setRemoteShellOptions(RemoteShellOptions options)

Methods inherited from class org.apache.hadoop.util.Shell.ShellCommandExecutor

close, getOutput, getTimeoutInterval, parseExecResult, toString

Methods inherited from class org.apache.hadoop.util.Shell

appendScriptExtension, appendScriptExtension, checkIsBashSupported, checkWindowsCommandLineLength, destroyAllShellProcesses, execCommand, execCommand, execCommand, getAllShells, getCheckProcessIsAliveCommand, getEnvironment, getEnvironmentVariableRegex, getExitCode, getGetPermissionCommand, getGroupsCommand, getGroupsForUserCommand, getGroupsIDForUserCommand, getHadoopHome, getMemlockLimit, getProcess, getQualifiedBin, getQualifiedBinPath, getReadlinkCommand, getRunScriptCommand, getSetOwnerCommand, getSetPermissionCommand, getSetPermissionCommand, getSignalKillCommand, getSymlinkCommand, getUsersForNetgroupCommand, getWaitingThread, getWinUtilsFile, getWinUtilsPath, hasWinutilsPath, isJava7OrAbove, isJavaVersionAtLeast, isTimedOut, run, setEnvironment, setWorkingDirectory

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.util.Shell.CommandExecutor

getExitCode

Field Detail

options

protected RemoteShellOptions options

hostname

protected String hostname

Constructor Detail

RemoteShell

public RemoteShell(String hostname,
                   String[] execString,
                   File dir,
                   Map<String,String> env,
                   long timeout,
                   RemoteShellOptions options)

RemoteShell

public RemoteShell(String hostname,
                   String[] execString,
                   File dir,
                   Map<String,String> env,
                   RemoteShellOptions options)

RemoteShell

public RemoteShell(String hostname,
                   String[] execString,
                   File dir,
                   RemoteShellOptions options)

RemoteShell

public RemoteShell(String hostname,
                   String[] execString,
                   RemoteShellOptions options)

Method Detail

setRemoteShellOptions

public void setRemoteShellOptions(RemoteShellOptions options)

getRemoteShellOptions

public RemoteShellOptions getRemoteShellOptions()

getExecString

public String[] getExecString()

Overrides:

getExecString in class org.apache.hadoop.util.Shell.ShellCommandExecutor

execute

public void execute()
             throws IOException

Specified by:

execute in interface org.apache.hadoop.util.Shell.CommandExecutor

Overrides:

execute in class org.apache.hadoop.util.Shell.ShellCommandExecutor

Throws:

IOException