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require "fcntl"
require "chef/mixin/shell_out"
require "ohai/mixin/gce_metadata"
class ShellHelpers
extend Chef::Mixin::ShellOut
end
# magic stolen from bundler/spec/support/less_than_proc.rb
class DependencyProc < Proc
attr_accessor :present
def self.with(present)
provided = Gem::Version.new(present.dup)
new do |required|
!Gem::Requirement.new(required).satisfied_by?(provided)
end.tap { |l| l.present = present }
end
def inspect
"\"#{present}\""
end
end
def ruby_64bit?
!!(RbConfig::CONFIG["host_cpu"] =~ /x86_64/)
end
def ruby_32bit?
!!(RbConfig::CONFIG["host_cpu"] =~ /i686/)
end
def windows?
!!(RUBY_PLATFORM =~ /mswin|mingw|windows/)
end
def ohai
# This is defined in spec_helper; it has the `platform` populated.
OHAI_SYSTEM
end
require "wmi-lite/wmi" if windows?
def windows_domain_joined?
return false unless windows?
wmi = WmiLite::Wmi.new
computer_system = wmi.first_of("Win32_ComputerSystem")
computer_system["partofdomain"]
end
def windows_win2k3?
return false unless windows?
wmi = WmiLite::Wmi.new
host = wmi.first_of("Win32_OperatingSystem")
(host["version"] && host["version"].start_with?("5.2"))
end
def windows_2008r2_or_later?
return false unless windows?
wmi = WmiLite::Wmi.new
host = wmi.first_of("Win32_OperatingSystem")
version = host["version"]
return false unless version
components = version.split(".").map do |component|
component.to_i
end
components.length >= 2 && components[0] >= 6 && components[1] >= 1
end
def windows_powershell_dsc?
return false unless windows?
supports_dsc = false
begin
wmi = WmiLite::Wmi.new("root/microsoft/windows/desiredstateconfiguration")
lcm = wmi.query("SELECT * FROM meta_class WHERE __this ISA 'MSFT_DSCLocalConfigurationManager'")
supports_dsc = !! lcm
rescue WmiLite::WmiException
end
supports_dsc
end
def windows_nano_server?
require "chef/platform/query_helpers"
Chef::Platform.windows_nano_server?
end
def mac_osx_106?
if File.exists? "/usr/bin/sw_vers"
result = ShellHelpers.shell_out("/usr/bin/sw_vers")
result.stdout.each_line do |line|
if line =~ /^ProductVersion:\s10.6.*$/
return true
end
end
end
false
end
def mac_osx?
if File.exists? "/usr/bin/sw_vers"
result = ShellHelpers.shell_out("/usr/bin/sw_vers")
result.stdout.each_line do |line|
if line =~ /^ProductName:\sMac OS X.*$/
return true
end
end
end
false
end
# detects if the hardware is 64-bit (evaluates to true in "WOW64" mode in a 32-bit app on a 64-bit system)
def windows64?
windows? && ( ENV["PROCESSOR_ARCHITECTURE"] == "AMD64" || ENV["PROCESSOR_ARCHITEW6432"] == "AMD64" )
end
# detects if the hardware is 32-bit
def windows32?
windows? && !windows64?
end
# def jruby?
def unix?
!windows?
end
def os_x?
!!(RUBY_PLATFORM =~ /darwin/)
end
def solaris?
!!(RUBY_PLATFORM =~ /solaris/)
end
def freebsd?
!!(RUBY_PLATFORM =~ /freebsd/)
end
def linux?
!!(RUBY_PLATFORM =~ /linux/)
end
def debian_family?
!!(ohai[:platform_family] == "debian")
end
def aix?
!!(RUBY_PLATFORM =~ /aix/)
end
def wpar?
!((ohai[:virtualization] || {})[:wpar_no].nil?)
end
def supports_cloexec?
Fcntl.const_defined?("F_SETFD") && Fcntl.const_defined?("FD_CLOEXEC")
end
DEV_NULL = windows? ? "NUL" : "/dev/null"
def selinux_enabled?
# This code is currently copied from lib/chef/util/selinux to make
# specs independent of product.
selinuxenabled_path = which("selinuxenabled")
if selinuxenabled_path
cmd = Mixlib::ShellOut.new(selinuxenabled_path, :returns => [0, 1])
cmd_result = cmd.run_command
case cmd_result.exitstatus
when 1
return false
when 0
return true
else
raise RuntimeError, "Unknown exit code from command #{selinuxenabled_path}: #{cmd.exitstatus}"
end
else
# We assume selinux is not enabled if selinux utils are not
# installed.
return false
end
end
def suse?
File.exists?("/etc/SuSE-release")
end
def root?
return false if windows?
Process.euid == 0
end
def openssl_gte_101?
OpenSSL::OPENSSL_VERSION_NUMBER >= 10001000
end
def openssl_lt_101?
!openssl_gte_101?
end
def aes_256_gcm?
OpenSSL::Cipher.ciphers.include?("aes-256-gcm")
end
def fips?
ENV["CHEF_FIPS"] == "1"
end
class GCEDetector
extend Ohai::Mixin::GCEMetadata
end
def gce?
GCEDetector.can_metadata_connect?(Ohai::Mixin::GCEMetadata::GCE_METADATA_ADDR, 80)
rescue SocketError
false
end
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