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inspec/lib/vulcano/plugins/backend_linux_file.rb
Dominik Richter 212f11243b simplify and fix stat handling
Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
2015-09-30 01:42:04 +02:00

75 lines
1.5 KiB
Ruby

# encoding: utf-8
require 'shellwords'
class Vulcano::Plugins::Backend
class LinuxFile < FileCommon
attr_reader :path
def initialize(backend, path)
@backend = backend
@path = path
@spath = Shellwords.escape(@path)
end
def content
return @content if @content_fetched
@content = @backend.run_command(
"cat #{@spath} 2>/dev/null || echo -n").stdout
@content_fetched = true
return @content unless @content.empty?
@content = nil if directory? or size.nil? or size > 0
@content
end
def exist?
@exist ||= (
@backend.
run_command("test -e #{@spath}").
exit_status == 0
)
end
def link_target
return @link_target unless @link_target.nil?
return @link_target = nil if link_path.nil?
@link_target = @backend.file(link_path)
end
def link_path
return nil unless symlink?
@link_path ||= (
@backend.
run_command("readlink #{@spath}").stdout.chomp
)
end
def mounted?
@mounted ||= (
!@backend.
run_command("mount | grep -- ' on #{@spath}'").
stdout.empty?
)
end
%w{
type mode owner group mtime size selinux_label
}.each do |field|
define_method field.to_sym do
stat[field.to_sym]
end
end
def product_version
nil
end
def file_version
nil
end
def stat
return @stat if defined?(@stat)
@stat = Stat.stat(@spath, @backend)
end
end
end