class Chef::Knife::Exec

Public Instance Methods

find_script(x) click to toggle source
# File lib/chef/knife/exec.rb, line 63
def find_script(x)
  # Try to find a script. First try expanding the path given.
  script = File.expand_path(x)
  return script if File.exists?(script)

  # Failing that, try searching the script path. If we can't find
  # anything, fail gracefully.
  Chef::Log.debug("Searching script_path: #{config[:script_path].inspect}")

  config[:script_path].each do |path|
    path = File.expand_path(path)
    test = File.join(path, x)
    Chef::Log.debug("Testing: #{test}")
    if File.exists?(test)
      script = test
      Chef::Log.debug("Found: #{test}")
      return script
    end
  end
  ui.error("\"#{x}\" not found in current directory or script_path, giving up.")
  exit(1)
end
run() click to toggle source
# File lib/chef/knife/exec.rb, line 40
def run
  config[:script_path] ||= Array(Chef::Config[:script_path])

  # Default script paths are chef-repo/.chef/scripts and ~/.chef/scripts
  config[:script_path] << File.join(Chef::Knife.chef_config_dir, 'scripts') if Chef::Knife.chef_config_dir
  config[:script_path] << File.join(ENV['HOME'], '.chef', 'scripts') if ENV['HOME']

  scripts = Array(name_args)
  context = Object.new
  Shell::Extensions.extend_context_object(context)
  if config[:exec]
    context.instance_eval(config[:exec], "-E Argument", 0)
  elsif !scripts.empty?
    scripts.each do |script|
      file = find_script(script)
      context.instance_eval(IO.read(file), file, 0)
    end
  else
    script = STDIN.read
    context.instance_eval(script, "STDIN", 0)
  end
end