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2251270929
* Added CRAN resource to check R modules
control 'cran-1' do
impact 1.0
desc '
Ensure R module DBI is installed.
'
describe cpan('DBI') do
it { should be_installed }
its('version') { should cmp >= '3.0' }
end
end
Signed-off-by: Markus Grobelin <grobi@koppzu.de>
* cran resource: made lint happy, added negative unit test, removed unused arg perl_lib_path
Signed-off-by: Markus Grobelin <grobi@koppzu.de>
66 lines
1.8 KiB
Ruby
66 lines
1.8 KiB
Ruby
# encoding: utf-8
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# author: Christoph Hartmann
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# author: Dominik Richter
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# author: Markus Grobelin
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# Usage:
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# describe cran('DBI') do
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# it { should be_installed }
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# end
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#
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module Inspec::Resources
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class CranPackage < Inspec.resource(1)
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name 'cran'
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desc 'Use the `cran` InSpec audit resource to test R modules that are installed from CRAN package repository.'
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example "
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describe cran('DBI') do
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it { should be_installed }
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end
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"
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def initialize(package_name)
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@package_name = package_name
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@r_cmd = 'Rscript'
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# this resource is not supported on Windows
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return skip_resource 'The `cran` resource is not supported on your OS yet.' if inspec.os.windows?
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return skip_resource 'Rscript not found' unless inspec.command(@r_cmd).exist?
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end
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def info
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return @info if defined?(@info)
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@info = {}
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@info[:type] = 'cran'
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@info[:name] = @package_name
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cmd = inspec.command("#{@r_cmd} -e 'packageVersion(\"#{@package_name}\")'")
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return @info unless cmd.exit_status.zero?
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# Extract package version from Rscript output
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# Output includes unicode punctuation (backticks) characters like so:
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# [1] '0.5.1'
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#
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# So make sure command output is converted to unicode, as it returns ASCII-8BIT by default
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utf8_stdout = cmd.stdout.chomp.force_encoding(Encoding::UTF_8)
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params = /^\[\d+\]\s+(?:\p{Initial_Punctuation})(.+)(?:\p{Final_Punctuation})$/.match(utf8_stdout)
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@info[:installed] = !params.nil?
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return @info unless @info[:installed]
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@info[:version] = params[1]
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@info
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end
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def installed?
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info[:installed] == true
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end
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def version
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info[:version]
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end
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def to_s
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"R Module #{@package_name}"
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end
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end
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end
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