Class: Serverspec::Backend::Cmd

Inherits:
Base
  • Object
show all
Includes:
PowerShell::ScriptHelper
Defined in:
lib/serverspec/backend/cmd.rb

Instance Method Summary collapse

Methods included from PowerShell::ScriptHelper

#add_pre_command, #build_command, #create_script, #encode_script

Methods inherited from Base

#check_zero, #commands, #method_missing, #set_commands, #set_example

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Serverspec::Backend::Base

Instance Method Details

#check_os ⇒ Object 



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# File 'lib/serverspec/backend/cmd.rb', line 34

def check_os
  # Dirty hack for specs
  'Windows'
end

#execute_script(script) ⇒ Object 



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# File 'lib/serverspec/backend/cmd.rb', line 20

def execute_script script
  ps_script = %Q{powershell -encodedCommand #{encode_script(script)}}
  if Open3.respond_to? :capture3
    stdout, stderr, status = Open3.capture3(ps_script)
    # powershell still exits with 0 even if there are syntax errors, although it spits the error out into stderr
    # so we have to resort to return an error exit code if there is anything in the standard error
    status = 1 if status == 0 and !stderr.empty?
    { :stdout => stdout, :stderr => stderr, :status => status }
  else
    stdout = `#{ps_script} 2>&1`
    { :stdout => stdout, :stderr => nil, :status => $? }
  end
end

#run_command(cmd, opts = {}) ⇒ Object 



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# File 'lib/serverspec/backend/cmd.rb', line 8

def run_command(cmd, opts={})
  script = create_script(cmd)
  result = execute_script script

  if @example
    @example.metadata[:command] = script
    @example.metadata[:stdout]  = result[:stdout] + result[:stderr]
  end
  { :stdout => result[:stdout], :stderr => result[:stderr],
    :exit_status => result[:status], :exit_signal => nil }
end