module Chef::Mixin::PathSanity

Public Instance Methods

enforce_path_sanity(env=ENV) click to toggle source
# File lib/chef/mixin/path_sanity.rb, line 23
def enforce_path_sanity(env=ENV)
  if Chef::Config[:enforce_path_sanity]
    env["PATH"] = "" if env["PATH"].nil?
    path_separator = Chef::Platform.windows? ? ';' : ':'
    existing_paths = env["PATH"].split(path_separator)
    # ensure the Ruby and Gem bindirs are included
    # mainly for 'full-stack' Chef installs
    paths_to_add = []
    paths_to_add << ruby_bindir unless sane_paths.include?(ruby_bindir)
    paths_to_add << gem_bindir unless sane_paths.include?(gem_bindir)
    paths_to_add << sane_paths if sane_paths
    paths_to_add.flatten!.compact!
    paths_to_add.each do |sane_path|
      unless existing_paths.include?(sane_path)
        env_path = env["PATH"].dup
        env_path << path_separator unless env["PATH"].empty?
        env_path << sane_path
        env["PATH"] = env_path
      end
    end
  end
end

Private Instance Methods

gem_bindir() click to toggle source
# File lib/chef/mixin/path_sanity.rb, line 62
def gem_bindir
  Gem.bindir
end
ruby_bindir() click to toggle source
# File lib/chef/mixin/path_sanity.rb, line 58
def ruby_bindir
  RbConfig::CONFIG['bindir']
end
sane_paths() click to toggle source
# File lib/chef/mixin/path_sanity.rb, line 48
def sane_paths
  @sane_paths ||= begin
    if Chef::Platform.windows?
      %w[]
    else
      %w[/usr/local/sbin /usr/local/bin /usr/sbin /usr/bin /sbin /bin]
    end
  end
end