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8155357d0a
As raised in #1526, adding an additional example showing how a user can use the `where` accessor to find commands matching a pattern and write a test using the results. Signed-off-by: Adam Leff <adam@leff.co>
87 lines
2.4 KiB
Ruby
87 lines
2.4 KiB
Ruby
# encoding: utf-8
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# author: Adam Leff
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require 'utils/parser'
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require 'utils/filter'
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module Inspec::Resources
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class Crontab < Inspec.resource(1)
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name 'crontab'
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desc 'Use the crontab InSpec audit resource to test the contents of the crontab for a given user which contains information about scheduled tasks owned by that user.'
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example "
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describe crontab('root') do
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its('commands') { should include '/path/to/some/script' }
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end
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describe crontab('myuser').commands('/home/myuser/build.sh') do
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its('hours') { should cmp '*' }
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its('minutes') { should cmp '*' }
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end
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describe crontab.where({'hour' => '*', 'minute' => '*'}) do
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its('entries.length') { should cmp '0' }
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end
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describe crontab.where { command =~ /a partial command string/ } do
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its('entries.length') { should cmp 1 }
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end
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"
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attr_reader :params
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include CommentParser
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def initialize(user = nil)
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@user = user
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@params = read_crontab
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return skip_resource 'The `crontab` resource is not supported on your OS.' unless inspec.os.unix?
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end
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def read_crontab
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inspec.command(crontab_cmd).stdout.lines.map { |l| parse_crontab_line(l) }.compact
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end
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def parse_crontab_line(l)
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data, = parse_comment_line(l, comment_char: '#', standalone_comments: false)
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return nil if data.nil? || data.empty?
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elements = data.split(/\s+/, 6)
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{
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'minute' => elements.at(0),
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'hour' => elements.at(1),
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'day' => elements.at(2),
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'month' => elements.at(3),
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'weekday' => elements.at(4),
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'command' => elements.at(5),
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}
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end
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def crontab_cmd
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@user.nil? ? 'crontab -l' : "crontab -l -u #{@user}"
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end
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filter = FilterTable.create
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filter.add_accessor(:where)
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.add_accessor(:entries)
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.add(:minutes, field: 'minute')
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.add(:hours, field: 'hour')
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.add(:days, field: 'day')
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.add(:months, field: 'month')
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.add(:weekdays, field: 'weekday')
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.add(:commands, field: 'command')
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# rebuild the crontab line from raw content
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filter.add(:content) { |t, _|
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t.entries.map do |e|
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[e.minute, e.hour, e.day, e.month, e.weekday, e.command].join(' ')
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end.join("\n")
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}
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filter.connect(self, :params)
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def to_s
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@user.nil? ? 'crontab for current user' : "crontab for user #{@user}"
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end
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end
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end
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