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https://github.com/inspec/inspec
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d5f33f0b99
* Update pip resource for #516 allow user to set path to pip executable Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * support virtualenv path, pip file exec and better logic Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * add tests for the change to the pip path and resource Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * tests are case sensitive, although command line is not Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * use a path verification method instead of a class method Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * use guard clauses instead of conditionals Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * change the control flow to return nil when commands are not available Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * fix the return values when custom pip path is not valid Signed-off-by: Anthony Shaw <anthonyshaw@apache.org> * Refactor pip path detection to fix unit tests Signed-off-by: Adam Leff <adam@leff.co>
89 lines
2.4 KiB
Ruby
89 lines
2.4 KiB
Ruby
# encoding: utf-8
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# author: Christoph Hartmann
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# author: Dominik Richter
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# Usage:
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# describe pip('Jinja2') 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 PipPackage < Inspec.resource(1)
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name 'pip'
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desc 'Use the pip InSpec audit resource to test packages that are installed using the pip installer.'
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example "
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describe pip('Jinja2') do
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it { should be_installed }
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end
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describe pip('django', '/path/to/virtualenv/bin/pip') do
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it { should be_installed }
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its('version') { should eq('1.11.4')}
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end
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"
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def initialize(package_name, pip_path = nil)
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@package_name = package_name
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@pip_cmd = pip_path || default_pip_path
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return skip_resource 'pip not found' unless inspec.command(@pip_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] = 'pip'
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cmd = inspec.command("#{@pip_cmd} show #{@package_name}")
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return @info if cmd.exit_status != 0
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params = SimpleConfig.new(
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cmd.stdout,
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assignment_regex: /^\s*([^:]*?)\s*:\s*(.*?)\s*$/,
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multiple_values: false,
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).params
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@info[:name] = params['Name']
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@info[:version] = params['Version']
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@info[:installed] = true
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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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"Pip Package #{@package_name}"
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end
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private
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def default_pip_path
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return 'pip' unless inspec.os.windows?
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# Pip is not on the default path for Windows, therefore we do some logic
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# to find the binary on Windows
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cmd = inspec.command('New-Object -Type PSObject | Add-Member -MemberType NoteProperty -Name Pip -Value (Invoke-Command -ScriptBlock {where.exe pip}) -PassThru | Add-Member -MemberType NoteProperty -Name Python -Value (Invoke-Command -ScriptBlock {where.exe python}) -PassThru | ConvertTo-Json')
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begin
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paths = JSON.parse(cmd.stdout)
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# use pip if it on system path
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pipcmd = paths['Pip']
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# calculate path on windows
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if defined?(paths['Python']) && pipcmd.nil?
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pipdir = paths['Python'].split('\\')
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# remove python.exe
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pipdir.pop
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pipcmd = pipdir.push('Scripts').push('pip.exe').join('/')
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end
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rescue JSON::ParserError => _e
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return nil
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end
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pipcmd
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end
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end
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end
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