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Contents
# encoding: utf-8
module Inspec::Resources
class KernelParameter < Inspec.resource(1)
name 'kernel_parameter'
supports platform: 'unix'
desc 'Use the kernel_parameter InSpec audit resource to test kernel parameters on Linux platforms.'
example "
describe kernel_parameter('net.ipv4.conf.all.forwarding') do
its('value') { should eq 0 }
end
"
def initialize(parameter = nil)
@parameter = parameter
# 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
def value
cmd = inspec.command("/sbin/sysctl -q -n #{@parameter}")
return nil if cmd.exit_status != 0
# remove whitespace
cmd = cmd.stdout.chomp.strip
# convert to number if possible
cmd = cmd.to_i if cmd =~ /^\d+$/
cmd
end
def to_s
"Kernel Parameter #{@parameter}"
end
end
# for compatability with serverspec
# this is deprecated syntax and will be removed in future versions
class LinuxKernelParameter < KernelParameter
name 'linux_kernel_parameter'
def initialize(parameter)
super(parameter)
end
def value
deprecated
super()
end
def deprecated
warn '[DEPRECATION] `linux_kernel_parameter(parameter)` is deprecated. Please use `kernel_parameter(parameter)` instead.'
end
def to_s
"Kernel Parameter #{@parameter}"
end
end
end
Version data entries
102 entries across 102 versions & 2 rubygems