Class: Inspec::Resources::KernelModule

Inherits:
Object
  • Object
show all
Defined in:
lib/resources/kernel_module.rb

Instance Method Summary collapse

Constructor Details

#initialize(modulename = nil) ⇒ KernelModule

Returns a new instance of KernelModule.



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# File 'lib/resources/kernel_module.rb', line 37

def initialize(modulename = nil)
  @module = modulename
  # this resource is only supported on Linux
  return skip_resource 'The `kernel_parameter` resource is not supported on your OS.' if !inspec.os.linux?
end

Instance Method Details

#blacklisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/resources/kernel_module.rb', line 64

def blacklisted?
  !modprobe_output.match(/^blacklist\s+#{@module}/).nil? || disabled_via_bin_true? || disabled_via_bin_false?
end

#disabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/resources/kernel_module.rb', line 60

def disabled?
  !modprobe_output.match(%r{^install\s+#{@module}\s+/(s?)bin/(true|false)}).nil?
end

#loaded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/resources/kernel_module.rb', line 43

def loaded?
  if inspec.os.redhat? || inspec.os.name == 'fedora'
    lsmod_cmd = '/sbin/lsmod'
  else
    lsmod_cmd = 'lsmod'
  end

  # get list of all modules
  cmd = inspec.command(lsmod_cmd)
  return false if cmd.exit_status != 0

  # check if module is loaded
  re = Regexp.new('^'+Regexp.quote(@module)+'\s')
  found = cmd.stdout.match(re)
  !found.nil?
end

#to_s ⇒ Object 



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# File 'lib/resources/kernel_module.rb', line 73

def to_s
  "Kernel Module #{@module}"
end

#version ⇒ Object 



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# File 'lib/resources/kernel_module.rb', line 68

def version
  cmd = inspec.command("#{modinfo_cmd_for_os} -F version #{@module}")
  cmd.exit_status.zero? ? cmd.stdout.delete("\n") : nil
end