Class SshCommandExecutor

java.lang.Object

com.scivicslab.actoriac.mixin.SshCommandExecutor

All Implemented Interfaces:

CommandExecutor

public class SshCommandExecutor
extends Object
implements CommandExecutor

Command executor that executes commands on a remote node via SSH.

Delegates all operations to the wrapped Node instance.

Since:

2.15.0

Author:

devteam@scivicslab.com

Field Summary

Fields

Modifier and Type	Field	Description
private final Node	node

Constructor Summary

Constructors

Constructor	Description
SshCommandExecutor(Node node)	Constructs an SSH command executor wrapping the given node.

Method Summary

Modifier and Type	Method	Description
Node.CommandResult	execute(String command)	Executes a command and returns the result.
Node.CommandResult	execute(String command, Node.OutputCallback callback)	Executes a command and returns the result with output callback.
Node.CommandResult	executeSudo(String command)	Executes a command with sudo privileges.
Node.CommandResult	executeSudo(String command, Node.OutputCallback callback)	Executes a command with sudo privileges and output callback.
String	getIdentifier()	Gets a short identifier for this executor (e.g., hostname).
Node	getNode()	Gets the wrapped Node instance.

Methods inherited from class Object

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

Field Details

node

private final Node node

Constructor Details

SshCommandExecutor

public SshCommandExecutor(Node node)

Constructs an SSH command executor wrapping the given node.

Parameters:

node - the node to execute commands on

Method Details

execute

public Node.CommandResult execute(String command)
                           throws IOException

Description copied from interface: CommandExecutor

Executes a command and returns the result.

Specified by:

execute in interface CommandExecutor

Parameters:

command - the command to execute

Returns:

the result of command execution

Throws:

IOException - if command execution fails

execute

public Node.CommandResult execute(String command,
 Node.OutputCallback callback)
                           throws IOException

Description copied from interface: CommandExecutor

Executes a command and returns the result with output callback.

Specified by:

execute in interface CommandExecutor

Parameters:

command - the command to execute

callback - the callback for real-time output (may be null)

Returns:

the result of command execution

Throws:

IOException - if command execution fails

executeSudo

public Node.CommandResult executeSudo(String command)
                               throws IOException

Description copied from interface: CommandExecutor

Executes a command with sudo privileges.

Specified by:

executeSudo in interface CommandExecutor

Parameters:

command - the command to execute with sudo

Returns:

the result of command execution

Throws:

IOException - if command execution fails or SUDO_PASSWORD is not set

executeSudo

public Node.CommandResult executeSudo(String command,
 Node.OutputCallback callback)
                               throws IOException

Description copied from interface: CommandExecutor

Executes a command with sudo privileges and output callback.

Specified by:

executeSudo in interface CommandExecutor

Parameters:

command - the command to execute with sudo

callback - the callback for real-time output (may be null)

Returns:

the result of command execution

Throws:

IOException - if command execution fails or SUDO_PASSWORD is not set

getIdentifier

public String getIdentifier()

Description copied from interface: CommandExecutor

Gets a short identifier for this executor (e.g., hostname).

Specified by:

getIdentifier in interface CommandExecutor

Returns:

the identifier string

getNode

public Node getNode()

Gets the wrapped Node instance.

Returns:

the node