jonlives

<command>
    <ident value="only_if">
      <pos line="38" column="2"/>
    </ident>
    <args_add_block value="false">
      <args_add>
        <args_new/>
        <string_literal>
          <string_add>
            <string_add>

jonlives

% trafficserver> show:cache-stats

Bytes Used --- 0 GB
Cache Size --- 9 GB
--RAM Cache--
Total Bytes -- 10737418240
Bytes Used --- 0
Hits --------- 0
Misses ------- 0
--Lookups--

jonlives

<args_add_block value="false">
  <args_add>
    <args_add>
      <args_new/>
      <symbol_literal>
        <symbol>
          <ident value="restart">
            <pos line="12" column="12"/>
          </ident>
        </symbol>

jonlives

rule "ETSY005", "Action :restart sent to a core service" do
  tags %w{correctness recipe etsy}
  recipe do |ast, filename|
    res = ast.xpath('//command[ident/@value = "notifies"]/args_add_block[descendant::symbol/ident/@value="restart"]/descendant::method_add_arg[fcall/ident/@value="resources"]/descendant::assoc_new[symbol/ident/@value="service"]/descendant::tstring_content')
    res.each do |notifies|
      if notifies.attribute('value').to_s.include?('nscd')
        [match(res)]
      end
    end
  end

jonlives

<opt>
  <stmts_add>
    <stmts_add>
      <stmts_new/>
      <method_add_block>
        <command>
          <ident value="service">
            <pos line="1" column="0"/>
          </ident>
          <args_add_block value="false">

jonlives

[7] pry(#<FoodCritic::RuleDsl>)> resource_attributes(cmd)
=> {:name=>"/etc/nscd.conf",
 "backup"=>"",
 "source"=>"nscd.conf",
 "owner"=>"root",
 "group"=>"root",
 "mode"=>"",
 "notifies"=>:restart}

jonlives

execute "generate_csr" do
  user "root"
  cwd "/tmp/"
  command "<snip>"
  only_if {!File.exists?(foo) || (File.exists?(bar) && File.mtime(baz) < last_changedate)}
end

jonlives

rule "ETSY004", "Execute resource defined without conditional or action :nothing" do
  tags %w{correctness recipe etsy}
  recipe do |ast|
    pres = find_resources(ast, :type => 'execute').find_all do |cmd|
      not_if = (resource_attribute(cmd, 'not_if') || "").to_s
      only_if = (resource_attribute(cmd, 'only_if') || "").to_s
      creates = (resource_attribute(cmd, 'creates') || "").to_s
      action = creates = (resource_attribute(cmd, 'action') || "")
      (not_if.empty? && only_if.empty? && creates.empty?)
    end.map{|cmd| match(cmd)}

jonlives

require 'chef/knife'

module KnifeSpork
  class Testy < Chef::Knife

      banner "knife test"

      def run
        
        @response = ui.ask_question("What is your name?")

jonlives

r = gem_package "sys-proctable" do
  action :nothing
end

r2 = gem_package "sys-filesystem" do
  action :nothing
end

r.run_action(:install)
r2.run_action(:install)