ssh_exec_stdout {condor}

Execute and Capture Standard Output

Description

Call ssh_exec_internal and convert the standard output to characters.

Usage

ssh_exec_stdout(command, session = NULL, ...)

Arguments

command

command or script to execute.

session

optional object of class ssh_connect.

...

passed to ssh_exec_internal.

Details

The default value of session = NULL looks for a session object in the user workspace. This allows the user to run Condor functions without explicitly specifying the session.

Value

A "character" vector containing the standard output.

Author(s)

Arni Magnusson.

See Also

ssh_exec_wait runs a command or script and shows the standard output in the R console, while returning the exit status.

ssh_exec_internal runs a command or script and buffers the standard output into a raw vector.

condor-package gives an overview of the package.

Examples

## Not run: 
session <- ssh_connect("servername")

ssh_exec_wait(session, "ls")             # returns 0
ssh_exec_internal(session, "ls")$stdout  # returns a raw vector
ssh_exec_stdout("ls")                    # returns directory names

## End(Not run)