Class: LSync::Shell

Inherits:
Object
  • Object
show all
Defined in:
lib/lsync/shell.rb

Overview

A shell provides access to a server, typically to run an instance of ruby.

Direct Known Subclasses

LSync::Shells::SSH

Instance Method Summary collapse

Constructor Details

#initialize(command, options = {}) ⇒ Shell

Returns a new instance of Shell.



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# File 'lib/lsync/shell.rb', line 34

def initialize(command, options = {})
  case command
  when Array
    @command = command
  else
    @command = [command]
  end
  
  @options = options
end

Instance Method Details

#connect(server) ⇒ Object 



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# File 'lib/lsync/shell.rb', line 54

def connect(server)
  options = {:passthrough => []}
  if server.local?
    return RExec::start_server(CLIENT_CODE, ruby_command, options)
  else
    return RExec::start_server(CLIENT_CODE, connection_command(server) + ruby_command, options)
  end
end

#connection_command(server, arguments = []) ⇒ Object

The command required to connect to the remote machine.



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# File 'lib/lsync/shell.rb', line 50

def connection_command(server, arguments = [])
  @command + (@options[:arguments] || []) + arguments + [server.host]
end

#ruby_command ⇒ Object 



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# File 'lib/lsync/shell.rb', line 45

def ruby_command
  @options[:ruby] || ["ruby"]
end