1066 lines
		
	
	
		
			36 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			1066 lines
		
	
	
		
			36 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
 | |
| 
 | |
| require "formula"
 | |
| require "formula_versions"
 | |
| require "utils/curl"
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| require "utils/notability"
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| require "extend/ENV"
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| require "formula_cellar_checks"
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| require "cmd/search"
 | |
| require "style"
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| require "date"
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| require "missing_formula"
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| require "digest"
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| require "cli/parser"
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| 
 | |
| module Homebrew
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|   module_function
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| 
 | |
|   def audit_args
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|     Homebrew::CLI::Parser.new do
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|       usage_banner <<~EOS
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|         `audit` [<options>] [<formula>]
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| 
 | |
|         Check <formula> for Homebrew coding style violations. This should be run before
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|         submitting a new formula. If no <formula> are provided, check all locally
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|         available formulae. Will exit with a non-zero status if any errors are
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|         found, which can be useful for implementing pre-commit hooks.
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|       EOS
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|       switch "--strict",
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|              description: "Run additional, stricter style checks."
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|       switch "--online",
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|              description: "Run additional, slower style checks that require a network connection."
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|       switch "--new-formula",
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|              description: "Run various additional style checks to determine if a new formula is eligible "\
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|                           "for Homebrew. This should be used when creating new formula and implies "\
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|                           "`--strict` and `--online`."
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|       switch "--fix",
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|              description: "Fix style violations automatically using RuboCop's auto-correct feature."
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|       switch "--display-cop-names",
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|              description: "Include the RuboCop cop name for each violation in the output."
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|       switch "--display-filename",
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|              description: "Prefix every line of output with the file or formula name being audited, to "\
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|                           "make output easy to grep."
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|       switch "--skip-style",
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|              description: "Skip running non-RuboCop style checks. Useful if you plan on running "\
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|                           "`brew style` separately."
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|       switch "-D", "--audit-debug",
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|              description: "Enable debugging and profiling of audit methods."
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|       comma_array "--only",
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|                   description: "Specify a comma-separated <method> list to only run the methods named "\
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|                                "`audit_`<method>."
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|       comma_array "--except",
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|                   description: "Specify a comma-separated <method> list to skip running the methods named "\
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|                                "`audit_`<method>."
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|       comma_array "--only-cops",
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|                   description: "Specify a comma-separated <cops> list to check for violations of only the listed "\
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|                                "RuboCop cops."
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|       comma_array "--except-cops",
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|                   description: "Specify a comma-separated <cops> list to skip checking for violations of the listed "\
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|                                "RuboCop cops."
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|       switch :verbose
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|       switch :debug
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|       conflicts "--only", "--except"
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|       conflicts "--only-cops", "--except-cops", "--strict"
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|       conflicts "--only-cops", "--except-cops", "--only"
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|       conflicts "--display-cop-names", "--skip-style"
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|       conflicts "--display-cop-names", "--only-cops"
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|       conflicts "--display-cop-names", "--except-cops"
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|     end
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|   end
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| 
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|   def audit
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|     audit_args.parse
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| 
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|     Homebrew.auditing = true
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|     inject_dump_stats!(FormulaAuditor, /^audit_/) if args.audit_debug?
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| 
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|     formula_count = 0
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|     problem_count = 0
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|     corrected_problem_count = 0
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|     new_formula_problem_count = 0
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|     new_formula = args.new_formula?
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|     strict = new_formula || args.strict?
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|     online = new_formula || args.online?
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| 
 | |
|     ENV.activate_extensions!
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|     ENV.setup_build_environment
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| 
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|     if args.no_named?
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|       audit_formulae = Formula
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|       style_files = Tap.map(&:formula_dir)
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|     else
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|       audit_formulae = args.resolved_formulae
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|       style_files = args.formulae_paths
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|     end
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| 
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|     only_cops = args.only_cops
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|     except_cops = args.except_cops
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|     options = { fix: args.fix? }
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| 
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|     if only_cops
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|       options[:only_cops] = only_cops
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|     elsif args.new_formula?
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|       nil
 | |
|     elsif except_cops
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|       options[:except_cops] = except_cops
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|     elsif !strict
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|       options[:except_cops] = [:FormulaAuditStrict]
 | |
|     end
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| 
 | |
|     # Check style in a single batch run up front for performance
 | |
|     style_results = Style.check_style_json(style_files, options) unless args.skip_style?
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| 
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|     new_formula_problem_lines = []
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|     audit_formulae.sort.each do |f|
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|       only = only_cops ? ["style"] : args.only
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|       options = { new_formula: new_formula, strict: strict, online: online, only: only, except: args.except }
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|       options[:style_offenses] = style_results.file_offenses(f.path) unless args.skip_style?
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|       options[:display_cop_names] = args.display_cop_names?
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| 
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|       fa = FormulaAuditor.new(f, options)
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|       fa.audit
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|       next if fa.problems.empty? && fa.new_formula_problems.empty?
 | |
| 
 | |
|       fa.problems
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|       formula_count += 1
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|       problem_count += fa.problems.size
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|       problem_lines = format_problem_lines(fa.problems)
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|       corrected_problem_count = options[:style_offenses].count(&:corrected?) unless args.skip_style?
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|       new_formula_problem_lines = format_problem_lines(fa.new_formula_problems)
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|       if args.display_filename?
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|         puts problem_lines.map { |s| "#{f.path}: #{s}" }
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|       else
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|         puts "#{f.full_name}:", problem_lines.map { |s| "  #{s}" }
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|       end
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|     end
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| 
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|     new_formula_problem_count += new_formula_problem_lines.size
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|     puts new_formula_problem_lines.map { |s| "  #{s}" }
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| 
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|     total_problems_count = problem_count + new_formula_problem_count
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|     problem_plural = "#{total_problems_count} #{"problem".pluralize(total_problems_count)}"
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|     formula_plural = "#{formula_count} #{"formula".pluralize(formula_count)}"
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|     corrected_problem_plural = "#{corrected_problem_count} #{"problem".pluralize(corrected_problem_count)}"
 | |
|     errors_summary = "#{problem_plural} in #{formula_plural} detected"
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|     errors_summary += ", #{corrected_problem_plural} corrected" if corrected_problem_count.positive?
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| 
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|     ofail errors_summary if problem_count.positive? || new_formula_problem_count.positive?
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|   end
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| 
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|   def format_problem_lines(problems)
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|     problems.uniq.map { |p| "* #{p.chomp.gsub("\n", "\n    ")}" }
 | |
|   end
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| 
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|   class FormulaText
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|     def initialize(path)
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|       @text = path.open("rb", &:read)
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|       @lines = @text.lines.to_a
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|     end
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| 
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|     def without_patch
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|       @text.split("\n__END__").first
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|     end
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| 
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|     def data?
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|       /^[^#]*\bDATA\b/ =~ @text
 | |
|     end
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| 
 | |
|     def end?
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|       /^__END__$/ =~ @text
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|     end
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| 
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|     def trailing_newline?
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|       /\Z\n/ =~ @text
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|     end
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| 
 | |
|     def =~(other)
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|       other =~ @text
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|     end
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| 
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|     def include?(s)
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|       @text.include? s
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|     end
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| 
 | |
|     def line_number(regex, skip = 0)
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|       index = @lines.drop(skip).index { |line| line =~ regex }
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|       index ? index + 1 : nil
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|     end
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| 
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|     def reverse_line_number(regex)
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|       index = @lines.reverse.index { |line| line =~ regex }
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|       index ? @lines.count - index : nil
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|     end
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|   end
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| 
 | |
|   class FormulaAuditor
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|     include FormulaCellarChecks
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| 
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|     attr_reader :formula, :text, :problems, :new_formula_problems
 | |
| 
 | |
|     def initialize(formula, options = {})
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|       @formula = formula
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|       @versioned_formula = formula.versioned_formula?
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|       @new_formula_inclusive = options[:new_formula]
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|       @new_formula = options[:new_formula] && !@versioned_formula
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|       @strict = options[:strict]
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|       @online = options[:online]
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|       @display_cop_names = options[:display_cop_names]
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|       @only = options[:only]
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|       @except = options[:except]
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|       # Accept precomputed style offense results, for efficiency
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|       @style_offenses = options[:style_offenses]
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|       # Allow the formula tap to be set as homebrew/core, for testing purposes
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|       @core_tap = formula.tap&.core_tap? || options[:core_tap]
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|       @problems = []
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|       @new_formula_problems = []
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|       @text = FormulaText.new(formula.path)
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|       @specs = %w[stable devel head].map { |s| formula.send(s) }.compact
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|     end
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| 
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|     def audit_style
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|       return unless @style_offenses
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| 
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|       @style_offenses.each do |offense|
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|         problem offense.to_s(display_cop_name: @display_cop_names)
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|       end
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|     end
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| 
 | |
|     def audit_file
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|       # TODO: check could be in RuboCop
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|       problem "'DATA' was found, but no '__END__'" if text.data? && !text.end?
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| 
 | |
|       # TODO: check could be in RuboCop
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|       problem "'__END__' was found, but 'DATA' is not used" if text.end? && !text.data?
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| 
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|       # TODO: check could be in RuboCop
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|       if text.to_s.match?(/inreplace [^\n]* do [^\n]*\n[^\n]*\.gsub![^\n]*\n\ *end/m)
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|         problem "'inreplace ... do' was used for a single substitution (use the non-block form instead)."
 | |
|       end
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| 
 | |
|       if formula.core_formula? && @versioned_formula
 | |
|         unversioned_formula = begin
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|           # build this ourselves as we want e.g. homebrew/core to be present
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|           full_name = if formula.tap
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|             "#{formula.tap}/#{formula.name}"
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|           else
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|             formula.name
 | |
|           end
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|           Formulary.factory(full_name.gsub(/@.*$/, "")).path
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|         rescue FormulaUnavailableError, TapFormulaAmbiguityError,
 | |
|                TapFormulaWithOldnameAmbiguityError
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|           Pathname.new formula.path.to_s.gsub(/@.*\.rb$/, ".rb")
 | |
|         end
 | |
|         unless unversioned_formula.exist?
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|           unversioned_name = unversioned_formula.basename(".rb")
 | |
|           problem "#{formula} is versioned but no #{unversioned_name} formula exists"
 | |
|         end
 | |
|       elsif Homebrew.args.build_stable? && formula.stable? &&
 | |
|             !(versioned_formulae = formula.versioned_formulae).empty?
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|         versioned_aliases = formula.aliases.grep(/.@\d/)
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|         _, last_alias_version = versioned_formulae.map(&:name).last.split("@")
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|         major, minor, = formula.version.to_s.split(".")
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|         alias_name_major = "#{formula.name}@#{major}"
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|         alias_name_major_minor = "#{alias_name_major}.#{minor}"
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|         alias_name = if last_alias_version.split(".").length == 1
 | |
|           alias_name_major
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|         else
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|           alias_name_major_minor
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|         end
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|         valid_alias_names = [alias_name_major, alias_name_major_minor]
 | |
| 
 | |
|         unless @core_tap
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|           versioned_aliases.map! { |a| "#{formula.tap}/#{a}" }
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|           valid_alias_names.map! { |a| "#{formula.tap}/#{a}" }
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|         end
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| 
 | |
|         valid_versioned_aliases = versioned_aliases & valid_alias_names
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|         invalid_versioned_aliases = versioned_aliases - valid_alias_names
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| 
 | |
|         if valid_versioned_aliases.empty?
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|           if formula.tap
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|             problem <<~EOS
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|               Formula has other versions so create a versioned alias:
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|                 cd #{formula.tap.alias_dir}
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|                 ln -s #{formula.path.to_s.gsub(formula.tap.path, "..")} #{alias_name}
 | |
|             EOS
 | |
|           else
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|             problem "Formula has other versions so create an alias named #{alias_name}."
 | |
|           end
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|         end
 | |
| 
 | |
|         unless invalid_versioned_aliases.empty?
 | |
|           problem <<~EOS
 | |
|             Formula has invalid versioned aliases:
 | |
|               #{invalid_versioned_aliases.join("\n  ")}
 | |
|           EOS
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def self.aliases
 | |
|       # core aliases + tap alias names + tap alias full name
 | |
|       @aliases ||= Formula.aliases + Formula.tap_aliases
 | |
|     end
 | |
| 
 | |
|     def audit_formula_name
 | |
|       return unless @strict
 | |
|       return unless @core_tap
 | |
| 
 | |
|       name = formula.name
 | |
| 
 | |
|       problem "'#{name}' is blacklisted from homebrew/core." if MissingFormula.blacklisted_reason(name)
 | |
| 
 | |
|       if Formula.aliases.include? name
 | |
|         problem "Formula name conflicts with existing aliases in homebrew/core."
 | |
|         return
 | |
|       end
 | |
| 
 | |
|       if oldname = CoreTap.instance.formula_renames[name]
 | |
|         problem "'#{name}' is reserved as the old name of #{oldname} in homebrew/core."
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|         return
 | |
|       end
 | |
| 
 | |
|       return if formula.core_formula?
 | |
|       return unless Formula.core_names.include?(name)
 | |
| 
 | |
|       problem "Formula name conflicts with existing core formula."
 | |
|     end
 | |
| 
 | |
|     USES_FROM_MACOS_WHITELIST = %w[
 | |
|       apr
 | |
|       apr-util
 | |
|       openblas
 | |
|       openssl@1.1
 | |
|     ].freeze
 | |
| 
 | |
|     def audit_deps
 | |
|       @specs.each do |spec|
 | |
|         # Check for things we don't like to depend on.
 | |
|         # We allow non-Homebrew installs whenever possible.
 | |
|         spec.deps.each do |dep|
 | |
|           begin
 | |
|             dep_f = dep.to_formula
 | |
|           rescue TapFormulaUnavailableError
 | |
|             # Don't complain about missing cross-tap dependencies
 | |
|             next
 | |
|           rescue FormulaUnavailableError
 | |
|             problem "Can't find dependency #{dep.name.inspect}."
 | |
|             next
 | |
|           rescue TapFormulaAmbiguityError
 | |
|             problem "Ambiguous dependency #{dep.name.inspect}."
 | |
|             next
 | |
|           rescue TapFormulaWithOldnameAmbiguityError
 | |
|             problem "Ambiguous oldname dependency #{dep.name.inspect}."
 | |
|             next
 | |
|           end
 | |
| 
 | |
|           if dep_f.oldname && dep.name.split("/").last == dep_f.oldname
 | |
|             problem "Dependency '#{dep.name}' was renamed; use new name '#{dep_f.name}'."
 | |
|           end
 | |
| 
 | |
|           if self.class.aliases.include?(dep.name) &&
 | |
|              (dep_f.core_formula? || !dep_f.versioned_formula?)
 | |
|             problem "Dependency '#{dep.name}' from homebrew/core is an alias; " \
 | |
|             "use the canonical name '#{dep.to_formula.full_name}'."
 | |
|           end
 | |
| 
 | |
|           if @new_formula &&
 | |
|              dep_f.keg_only? &&
 | |
|              dep_f.keg_only_reason.provided_by_macos? &&
 | |
|              dep_f.keg_only_reason.applicable? &&
 | |
|              !USES_FROM_MACOS_WHITELIST.include?(dep.name)
 | |
|             new_formula_problem(
 | |
|               "Dependency '#{dep.name}' is provided by macOS; " \
 | |
|               "please replace 'depends_on' with 'uses_from_macos'.",
 | |
|             )
 | |
|           end
 | |
| 
 | |
|           dep.options.each do |opt|
 | |
|             next if @core_tap
 | |
|             next if dep_f.option_defined?(opt)
 | |
|             next if dep_f.requirements.find do |r|
 | |
|               if r.recommended?
 | |
|                 opt.name == "with-#{r.name}"
 | |
|               elsif r.optional?
 | |
|                 opt.name == "without-#{r.name}"
 | |
|               end
 | |
|             end
 | |
| 
 | |
|             problem "Dependency #{dep} does not define option #{opt.name.inspect}"
 | |
|           end
 | |
| 
 | |
|           problem "Don't use git as a dependency (it's always available)" if @new_formula && dep.name == "git"
 | |
| 
 | |
|           problem "Dependency '#{dep.name}' is marked as :run. Remove :run; it is a no-op." if dep.tags.include?(:run)
 | |
| 
 | |
|           next unless @core_tap
 | |
| 
 | |
|           if dep.tags.include?(:recommended) || dep.tags.include?(:optional)
 | |
|             problem "Formulae in homebrew/core should not have optional or recommended dependencies"
 | |
|           end
 | |
|         end
 | |
| 
 | |
|         next unless @core_tap
 | |
| 
 | |
|         if spec.requirements.map(&:recommended?).any? || spec.requirements.map(&:optional?).any?
 | |
|           problem "Formulae in homebrew/core should not have optional or recommended requirements"
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_conflicts
 | |
|       formula.conflicts.each do |c|
 | |
|         Formulary.factory(c.name)
 | |
|       rescue TapFormulaUnavailableError
 | |
|         # Don't complain about missing cross-tap conflicts.
 | |
|         next
 | |
|       rescue FormulaUnavailableError
 | |
|         problem "Can't find conflicting formula #{c.name.inspect}."
 | |
|       rescue TapFormulaAmbiguityError, TapFormulaWithOldnameAmbiguityError
 | |
|         problem "Ambiguous conflicting formula #{c.name.inspect}."
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_postgresql
 | |
|       return unless formula.name == "postgresql"
 | |
|       return unless @core_tap
 | |
| 
 | |
|       major_version = formula.version
 | |
|                              .to_s
 | |
|                              .split(".")
 | |
|                              .first
 | |
|                              .to_i
 | |
|       previous_major_version = major_version - 1
 | |
|       previous_formula_name = "postgresql@#{previous_major_version}"
 | |
|       begin
 | |
|         Formula[previous_formula_name]
 | |
|       rescue FormulaUnavailableError
 | |
|         problem "Versioned #{previous_formula_name} in homebrew/core must be created for " \
 | |
|                 "`brew-postgresql-upgrade-database` and `pg_upgrade` to work."
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     VERSIONED_KEG_ONLY_WHITELIST = %w[
 | |
|       autoconf@2.13
 | |
|       bash-completion@2
 | |
|       gnupg@1.4
 | |
|       lua@5.1
 | |
|       numpy@1.16
 | |
|       libsigc++@2
 | |
|     ].freeze
 | |
| 
 | |
|     def audit_versioned_keg_only
 | |
|       return unless @versioned_formula
 | |
|       return unless @core_tap
 | |
| 
 | |
|       if formula.keg_only?
 | |
|         return if formula.keg_only_reason.versioned_formula?
 | |
|         if formula.name.start_with?("openssl", "libressl") &&
 | |
|            formula.keg_only_reason.by_macos?
 | |
|           return
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       return if VERSIONED_KEG_ONLY_WHITELIST.include?(formula.name) || formula.name.start_with?("gcc@")
 | |
| 
 | |
|       problem "Versioned formulae in homebrew/core should use `keg_only :versioned_formula`"
 | |
|     end
 | |
| 
 | |
|     def audit_homepage
 | |
|       homepage = formula.homepage
 | |
| 
 | |
|       return if homepage.nil? || homepage.empty?
 | |
| 
 | |
|       return unless @online
 | |
| 
 | |
|       return unless DevelopmentTools.curl_handles_most_https_certificates?
 | |
| 
 | |
|       if http_content_problem = curl_check_http_content(homepage,
 | |
|                                                         user_agents:   [:browser, :default],
 | |
|                                                         check_content: true,
 | |
|                                                         strict:        @strict)
 | |
|         problem http_content_problem
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_bottle_spec
 | |
|       # special case: new versioned formulae should be audited
 | |
|       return unless @new_formula_inclusive
 | |
|       return unless @core_tap
 | |
| 
 | |
|       return if formula.bottle_disabled?
 | |
| 
 | |
|       return unless formula.bottle_defined?
 | |
| 
 | |
|       new_formula_problem "New formulae in homebrew/core should not have a `bottle do` block"
 | |
|     end
 | |
| 
 | |
|     def audit_bottle_disabled
 | |
|       return unless formula.bottle_disabled?
 | |
|       return if formula.bottle_unneeded?
 | |
| 
 | |
|       problem "Unrecognized bottle modifier" unless formula.bottle_disable_reason.valid?
 | |
| 
 | |
|       return unless @core_tap
 | |
| 
 | |
|       problem "Formulae in homebrew/core should not use `bottle :disabled`"
 | |
|     end
 | |
| 
 | |
|     def audit_github_repository
 | |
|       user, repo = get_repo_data(%r{https?://github\.com/([^/]+)/([^/]+)/?.*})
 | |
|       return if user.nil?
 | |
| 
 | |
|       warning = SharedAudits.github(user, repo)
 | |
|       return if warning.nil?
 | |
| 
 | |
|       new_formula_problem warning
 | |
|     end
 | |
| 
 | |
|     def audit_gitlab_repository
 | |
|       user, repo = get_repo_data(%r{https?://gitlab\.com/([^/]+)/([^/]+)/?.*})
 | |
|       return if user.nil?
 | |
| 
 | |
|       warning = SharedAudits.gitlab(user, repo)
 | |
|       return if warning.nil?
 | |
| 
 | |
|       new_formula_problem warning
 | |
|     end
 | |
| 
 | |
|     def audit_bitbucket_repository
 | |
|       user, repo = get_repo_data(%r{https?://bitbucket\.org/([^/]+)/([^/]+)/?.*})
 | |
|       return if user.nil?
 | |
| 
 | |
|       warning = SharedAudits.bitbucket(user, repo)
 | |
|       return if warning.nil?
 | |
| 
 | |
|       new_formula_problem warning
 | |
|     end
 | |
| 
 | |
|     def get_repo_data(regex)
 | |
|       return unless @core_tap
 | |
|       return unless @online
 | |
|       return unless @new_formula
 | |
| 
 | |
|       _, user, repo = *regex.match(formula.stable.url) if formula.stable
 | |
|       _, user, repo = *regex.match(formula.homepage) unless user
 | |
|       return if !user || !repo
 | |
| 
 | |
|       repo.delete_suffix!(".git")
 | |
| 
 | |
|       [user, repo]
 | |
|     end
 | |
| 
 | |
|     VERSIONED_HEAD_SPEC_WHITELIST = %w[
 | |
|       bash-completion@2
 | |
|       imagemagick@6
 | |
|     ].freeze
 | |
| 
 | |
|     THROTTLED_BLACKLIST = {
 | |
|       "aws-sdk-cpp" => "10",
 | |
|       "awscli@1"    => "10",
 | |
|       "quicktype"   => "10",
 | |
|       "vim"         => "50",
 | |
|     }.freeze
 | |
| 
 | |
|     UNSTABLE_WHITELIST = {
 | |
|       "aalib"           => "1.4rc",
 | |
|       "automysqlbackup" => "3.0-rc",
 | |
|       "aview"           => "1.3.0rc",
 | |
|       "elm-format"      => "0.6.0-alpha",
 | |
|       "ftgl"            => "2.1.3-rc",
 | |
|       "hidapi"          => "0.8.0-rc",
 | |
|       "libcaca"         => "0.99b",
 | |
|       "premake"         => "4.4-beta",
 | |
|       "pwnat"           => "0.3-beta",
 | |
|       "recode"          => "3.7-beta",
 | |
|       "speexdsp"        => "1.2rc",
 | |
|       "sqoop"           => "1.4.",
 | |
|       "tcptraceroute"   => "1.5beta",
 | |
|       "tiny-fugue"      => "5.0b",
 | |
|       "vbindiff"        => "3.0_beta",
 | |
|     }.freeze
 | |
| 
 | |
|     GNOME_DEVEL_WHITELIST = {
 | |
|       "libart"              => "2.3",
 | |
|       "gtk-mac-integration" => "2.1",
 | |
|       "gtk-doc"             => "1.31",
 | |
|       "gcab"                => "1.3",
 | |
|       "libepoxy"            => "1.5",
 | |
|     }.freeze
 | |
| 
 | |
|     # version_prefix = stable_version_string.sub(/\d+$/, "")
 | |
|     # version_prefix = stable_version_string.split(".")[0..1].join(".")
 | |
| 
 | |
|     def audit_specs
 | |
|       problem "Head-only (no stable download)" if head_only?(formula)
 | |
|       problem "Devel-only (no stable download)" if devel_only?(formula)
 | |
| 
 | |
|       %w[Stable Devel HEAD].each do |name|
 | |
|         spec_name = name.downcase.to_sym
 | |
|         next unless spec = formula.send(spec_name)
 | |
| 
 | |
|         ra = ResourceAuditor.new(spec, spec_name, online: @online, strict: @strict).audit
 | |
|         problems.concat ra.problems.map { |problem| "#{name}: #{problem}" }
 | |
| 
 | |
|         spec.resources.each_value do |resource|
 | |
|           problem "Resource name should be different from the formula name" if resource.name == formula.name
 | |
| 
 | |
|           ra = ResourceAuditor.new(resource, spec_name, online: @online, strict: @strict).audit
 | |
|           problems.concat ra.problems.map { |problem|
 | |
|             "#{name} resource #{resource.name.inspect}: #{problem}"
 | |
|           }
 | |
|         end
 | |
| 
 | |
|         next if spec.patches.empty?
 | |
|         next unless @new_formula
 | |
| 
 | |
|         new_formula_problem(
 | |
|           "Formulae should not require patches to build. " \
 | |
|           "Patches should be submitted and accepted upstream first.",
 | |
|         )
 | |
|       end
 | |
| 
 | |
|       %w[Stable Devel].each do |name|
 | |
|         next unless spec = formula.send(name.downcase)
 | |
| 
 | |
|         version = spec.version
 | |
|         problem "#{name}: version (#{version}) is set to a string without a digit" if version.to_s !~ /\d/
 | |
|         if version.to_s.start_with?("HEAD")
 | |
|           problem "#{name}: non-HEAD version name (#{version}) should not begin with HEAD"
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       if formula.stable && formula.devel
 | |
|         if formula.devel.version < formula.stable.version
 | |
|           problem "devel version #{formula.devel.version} is older than stable version #{formula.stable.version}"
 | |
|         elsif formula.devel.version == formula.stable.version
 | |
|           problem "stable and devel versions are identical"
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       return unless @core_tap
 | |
| 
 | |
|       problem "Formulae in homebrew/core should not have a `devel` spec" if formula.devel
 | |
| 
 | |
|       if formula.head && @versioned_formula
 | |
|         head_spec_message = "Formulae should not have a `HEAD` spec"
 | |
|         problem head_spec_message unless VERSIONED_HEAD_SPEC_WHITELIST.include?(formula.name)
 | |
|       end
 | |
| 
 | |
|       THROTTLED_BLACKLIST.each do |f, v|
 | |
|         next if formula.stable.nil?
 | |
| 
 | |
|         version = formula.stable.version.to_s.split(".").last.to_i
 | |
|         if f == formula.name && version.modulo(v.to_i).nonzero?
 | |
|           problem "should only be updated every #{v} releases on multiples of #{v}"
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       stable = formula.stable
 | |
|       return unless stable
 | |
|       return unless stable.url
 | |
| 
 | |
|       stable_version_string = stable.version.to_s
 | |
|       stable_url_version = Version.parse(stable.url)
 | |
|       _, stable_url_minor_version, = stable_url_version.to_s
 | |
|                                                        .split(".", 3)
 | |
|                                                        .map(&:to_i)
 | |
| 
 | |
|       case (url = stable.url)
 | |
|       when /[\d\._-](alpha|beta|rc\d)/
 | |
|         matched = Regexp.last_match(1)
 | |
|         version_prefix = stable_version_string.sub(/\d+$/, "")
 | |
|         return if UNSTABLE_WHITELIST[formula.name] == version_prefix
 | |
| 
 | |
|         problem "Stable version URLs should not contain #{matched}"
 | |
|       when %r{download\.gnome\.org/sources}, %r{ftp\.gnome\.org/pub/GNOME/sources}i
 | |
|         version_prefix = stable_version_string.split(".")[0..1].join(".")
 | |
|         return if GNOME_DEVEL_WHITELIST[formula.name] == version_prefix
 | |
|         return if stable_url_version < Version.create("1.0")
 | |
|         return if stable_url_minor_version.even?
 | |
| 
 | |
|         problem "#{stable.version} is a development release"
 | |
|       when %r{isc.org/isc/bind\d*/}i
 | |
|         return if stable_url_minor_version.even?
 | |
| 
 | |
|         problem "#{stable.version} is a development release"
 | |
|       when %r{^https://github.com/([\w-]+)/([\w-]+)/}
 | |
|         owner = Regexp.last_match(1)
 | |
|         repo = Regexp.last_match(2)
 | |
|         tag = url.match(%r{^https://github\.com/[\w-]+/[\w-]+/archive/([^/]+)\.(tar\.gz|zip)$})
 | |
|                  .to_a
 | |
|                  .second
 | |
|         tag ||= url.match(%r{^https://github\.com/[\w-]+/[\w-]+/releases/download/([^/]+)/})
 | |
|                    .to_a
 | |
|                    .second
 | |
| 
 | |
|         begin
 | |
|           if (release = GitHub.open_api("#{GitHub::API_URL}/repos/#{owner}/#{repo}/releases/tags/#{tag}"))
 | |
|             problem "#{tag} is a GitHub prerelease" if release["prerelease"]
 | |
|             problem "#{tag} is a GitHub draft" if release["draft"]
 | |
|           end
 | |
|         rescue GitHub::HTTPNotFoundError
 | |
|           # No-op if we can't find the release.
 | |
|           nil
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_revision_and_version_scheme
 | |
|       return unless formula.tap # skip formula not from core or any taps
 | |
|       return unless formula.tap.git? # git log is required
 | |
|       return if @new_formula
 | |
| 
 | |
|       fv = FormulaVersions.new(formula)
 | |
| 
 | |
|       previous_version_and_checksum = fv.previous_version_and_checksum("origin/master")
 | |
|       [:stable, :devel].each do |spec_sym|
 | |
|         next unless spec = formula.send(spec_sym)
 | |
|         next unless previous_version_and_checksum[spec_sym][:version] == spec.version
 | |
|         next if previous_version_and_checksum[spec_sym][:checksum] == spec.checksum
 | |
| 
 | |
|         problem(
 | |
|           "#{spec_sym}: sha256 changed without the version also changing; " \
 | |
|           "please create an issue upstream to rule out malicious " \
 | |
|           "circumstances and to find out why the file changed.",
 | |
|         )
 | |
|       end
 | |
| 
 | |
|       attributes = [:revision, :version_scheme]
 | |
|       attributes_map = fv.version_attributes_map(attributes, "origin/master")
 | |
| 
 | |
|       current_version_scheme = formula.version_scheme
 | |
|       [:stable, :devel].each do |spec|
 | |
|         spec_version_scheme_map = attributes_map[:version_scheme][spec]
 | |
|         next if spec_version_scheme_map.empty?
 | |
| 
 | |
|         version_schemes = spec_version_scheme_map.values.flatten
 | |
|         max_version_scheme = version_schemes.max
 | |
|         max_version = spec_version_scheme_map.select do |_, version_scheme|
 | |
|           version_scheme.first == max_version_scheme
 | |
|         end.keys.max
 | |
| 
 | |
|         if max_version_scheme && current_version_scheme < max_version_scheme
 | |
|           problem "version_scheme should not decrease (from #{max_version_scheme} to #{current_version_scheme})"
 | |
|         end
 | |
| 
 | |
|         if max_version_scheme && current_version_scheme >= max_version_scheme &&
 | |
|            current_version_scheme > 1 &&
 | |
|            !version_schemes.include?(current_version_scheme - 1)
 | |
|           problem "version_schemes should only increment by 1"
 | |
|         end
 | |
| 
 | |
|         formula_spec = formula.send(spec)
 | |
|         next unless formula_spec
 | |
| 
 | |
|         spec_version = formula_spec.version
 | |
|         next unless max_version
 | |
|         next if spec_version >= max_version
 | |
| 
 | |
|         above_max_version_scheme = current_version_scheme > max_version_scheme
 | |
|         map_includes_version = spec_version_scheme_map.key?(spec_version)
 | |
|         next if !current_version_scheme.zero? &&
 | |
|                 (above_max_version_scheme || map_includes_version)
 | |
| 
 | |
|         problem "#{spec} version should not decrease (from #{max_version} to #{spec_version})"
 | |
|       end
 | |
| 
 | |
|       current_revision = formula.revision
 | |
|       revision_map = attributes_map[:revision][:stable]
 | |
|       if formula.stable && !revision_map.empty?
 | |
|         stable_revisions = revision_map[formula.stable.version]
 | |
|         stable_revisions ||= []
 | |
|         max_revision = stable_revisions.max || 0
 | |
| 
 | |
|         if current_revision < max_revision
 | |
|           problem "revision should not decrease (from #{max_revision} to #{current_revision})"
 | |
|         end
 | |
| 
 | |
|         stable_revisions -= [formula.revision]
 | |
|         if !current_revision.zero? && stable_revisions.empty? &&
 | |
|            revision_map.keys.length > 1
 | |
|           problem "'revision #{formula.revision}' should be removed"
 | |
|         elsif current_revision > 1 &&
 | |
|               current_revision != max_revision &&
 | |
|               !stable_revisions.include?(current_revision - 1)
 | |
|           problem "revisions should only increment by 1"
 | |
|         end
 | |
|       elsif !current_revision.zero? # head/devel-only formula
 | |
|         problem "'revision #{current_revision}' should be removed"
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_text
 | |
|       bin_names = Set.new
 | |
|       bin_names << formula.name
 | |
|       bin_names += formula.aliases
 | |
|       [formula.bin, formula.sbin].each do |dir|
 | |
|         next unless dir.exist?
 | |
| 
 | |
|         bin_names += dir.children.map(&:basename).map(&:to_s)
 | |
|       end
 | |
|       bin_names.each do |name|
 | |
|         ["system", "shell_output", "pipe_output"].each do |cmd|
 | |
|           if text.to_s.match?(/test do.*#{cmd}[\(\s]+['"]#{Regexp.escape(name)}[\s'"]/m)
 | |
|             problem %Q(fully scope test #{cmd} calls, e.g. #{cmd} "\#{bin}/#{name}")
 | |
|           end
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_lines
 | |
|       text.without_patch.split("\n").each_with_index do |line, lineno|
 | |
|         line_problems(line, lineno + 1)
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def line_problems(line, _lineno)
 | |
|       # Check for string interpolation of single values.
 | |
|       if line =~ /(system|inreplace|gsub!|change_make_var!).*[ ,]"#\{([\w.]+)\}"/
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "Don't need to interpolate \"#{Regexp.last_match(2)}\" with #{Regexp.last_match(1)}"
 | |
|       end
 | |
| 
 | |
|       # Check for string concatenation; prefer interpolation
 | |
|       if line =~ /(#\{\w+\s*\+\s*['"][^}]+\})/
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "Try not to concatenate paths in string interpolation:\n   #{Regexp.last_match(1)}"
 | |
|       end
 | |
| 
 | |
|       # Prefer formula path shortcuts in Pathname+
 | |
|       if line =~ %r{\(\s*(prefix\s*\+\s*(['"])(bin|include|libexec|lib|sbin|share|Frameworks)[/'"])}
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem(
 | |
|           "\"(#{Regexp.last_match(1)}...#{Regexp.last_match(2)})\" should" \
 | |
|           " be \"(#{Regexp.last_match(3).downcase}+...)\"",
 | |
|         )
 | |
|       end
 | |
| 
 | |
|       # TODO: check could be in RuboCop
 | |
|       problem "Use separate make calls" if line.include?("make && make")
 | |
| 
 | |
|       if line =~ /JAVA_HOME/i &&
 | |
|          [formula.name, *formula.deps.map(&:name)].none? { |name| name.match?(/^openjdk(@|$)/) } &&
 | |
|          formula.requirements.none? { |req| req.is_a?(JavaRequirement) }
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "Use `depends_on :java` to set JAVA_HOME"
 | |
|       end
 | |
| 
 | |
|       return unless @strict
 | |
| 
 | |
|       # TODO: check could be in RuboCop
 | |
|       problem "`env :userpaths` in formulae is deprecated" if line.include?("env :userpaths")
 | |
| 
 | |
|       if line =~ /system ((["'])[^"' ]*(?:\s[^"' ]*)+\2)/
 | |
|         bad_system = Regexp.last_match(1)
 | |
|         unless %w[| < > & ; *].any? { |c| bad_system.include? c }
 | |
|           good_system = bad_system.gsub(" ", "\", \"")
 | |
|           # TODO: check could be in RuboCop
 | |
|           problem "Use `system #{good_system}` instead of `system #{bad_system}` "
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       # TODO: check could be in RuboCop
 | |
|       problem "`#{Regexp.last_match(1)}` is now unnecessary" if line =~ /(require ["']formula["'])/
 | |
| 
 | |
|       if line.match?(%r{#\{share\}/#{Regexp.escape(formula.name)}[/'"]})
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "Use \#{pkgshare} instead of \#{share}/#{formula.name}"
 | |
|       end
 | |
| 
 | |
|       if !@core_tap && line =~ /depends_on .+ if build\.with(out)?\?\(?["']\w+["']\)?/
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "`Use :optional` or `:recommended` instead of `#{Regexp.last_match(0)}`"
 | |
|       end
 | |
| 
 | |
|       if line =~ %r{share(\s*[/+]\s*)(['"])#{Regexp.escape(formula.name)}(?:\2|/)}
 | |
|         # TODO: check could be in RuboCop
 | |
|         problem "Use pkgshare instead of (share#{Regexp.last_match(1)}\"#{formula.name}\")"
 | |
|       end
 | |
| 
 | |
|       return unless @core_tap
 | |
| 
 | |
|       # TODO: check could be in RuboCop
 | |
|       problem "`env :std` in homebrew/core formulae is deprecated" if line.include?("env :std")
 | |
|     end
 | |
| 
 | |
|     def audit_reverse_migration
 | |
|       # Only enforce for new formula being re-added to core
 | |
|       return unless @strict
 | |
|       return unless @core_tap
 | |
|       return unless formula.tap.tap_migrations.key?(formula.name)
 | |
| 
 | |
|       problem <<~EOS
 | |
|         #{formula.name} seems to be listed in tap_migrations.json!
 | |
|         Please remove #{formula.name} from present tap & tap_migrations.json
 | |
|         before submitting it to Homebrew/homebrew-#{formula.tap.repo}.
 | |
|       EOS
 | |
|     end
 | |
| 
 | |
|     def audit_prefix_has_contents
 | |
|       return unless formula.prefix.directory?
 | |
|       return unless Keg.new(formula.prefix).empty_installation?
 | |
| 
 | |
|       problem <<~EOS
 | |
|         The installation seems to be empty. Please ensure the prefix
 | |
|         is set correctly and expected files are installed.
 | |
|         The prefix configure/make argument may be case-sensitive.
 | |
|       EOS
 | |
|     end
 | |
| 
 | |
|     def quote_dep(dep)
 | |
|       dep.is_a?(Symbol) ? dep.inspect : "'#{dep}'"
 | |
|     end
 | |
| 
 | |
|     def problem_if_output(output)
 | |
|       problem(output) if output
 | |
|     end
 | |
| 
 | |
|     def audit
 | |
|       only_audits = @only
 | |
|       except_audits = @except
 | |
| 
 | |
|       methods.map(&:to_s).grep(/^audit_/).each do |audit_method_name|
 | |
|         name = audit_method_name.delete_prefix("audit_")
 | |
|         if only_audits
 | |
|           next unless only_audits.include?(name)
 | |
|         elsif except_audits
 | |
|           next if except_audits.include?(name)
 | |
|         end
 | |
|         send(audit_method_name)
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     private
 | |
| 
 | |
|     def problem(p)
 | |
|       @problems << p
 | |
|     end
 | |
| 
 | |
|     def new_formula_problem(p)
 | |
|       @new_formula_problems << p
 | |
|     end
 | |
| 
 | |
|     def head_only?(formula)
 | |
|       formula.head && formula.devel.nil? && formula.stable.nil?
 | |
|     end
 | |
| 
 | |
|     def devel_only?(formula)
 | |
|       formula.devel && formula.stable.nil?
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   class ResourceAuditor
 | |
|     attr_reader :name, :version, :checksum, :url, :mirrors, :using, :specs, :owner
 | |
|     attr_reader :spec_name, :problems
 | |
| 
 | |
|     def initialize(resource, spec_name, options = {})
 | |
|       @name     = resource.name
 | |
|       @version  = resource.version
 | |
|       @checksum = resource.checksum
 | |
|       @url      = resource.url
 | |
|       @mirrors  = resource.mirrors
 | |
|       @using    = resource.using
 | |
|       @specs    = resource.specs
 | |
|       @owner    = resource.owner
 | |
|       @spec_name = spec_name
 | |
|       @online    = options[:online]
 | |
|       @strict    = options[:strict]
 | |
|       @problems  = []
 | |
|     end
 | |
| 
 | |
|     def audit
 | |
|       audit_version
 | |
|       audit_download_strategy
 | |
|       audit_urls
 | |
|       self
 | |
|     end
 | |
| 
 | |
|     def audit_version
 | |
|       if version.nil?
 | |
|         problem "missing version"
 | |
|       elsif !version.detected_from_url?
 | |
|         version_text = version
 | |
|         version_url = Version.detect(url, specs)
 | |
|         if version_url.to_s == version_text.to_s && version.instance_of?(Version)
 | |
|           problem "version #{version_text} is redundant with version scanned from URL"
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_download_strategy
 | |
|       url_strategy = DownloadStrategyDetector.detect(url)
 | |
| 
 | |
|       if using == :git || url_strategy == GitDownloadStrategy
 | |
|         problem "Git should specify :revision when a :tag is specified." if specs[:tag] && !specs[:revision]
 | |
|       end
 | |
| 
 | |
|       return unless using
 | |
| 
 | |
|       if using == :cvs
 | |
|         mod = specs[:module]
 | |
| 
 | |
|         problem "Redundant :module value in URL" if mod == name
 | |
| 
 | |
|         if url.match?(%r{:[^/]+$})
 | |
|           mod = url.split(":").last
 | |
| 
 | |
|           if mod == name
 | |
|             problem "Redundant CVS module appended to URL"
 | |
|           else
 | |
|             problem "Specify CVS module as `:module => \"#{mod}\"` instead of appending it to the URL"
 | |
|           end
 | |
|         end
 | |
|       end
 | |
| 
 | |
|       return unless url_strategy == DownloadStrategyDetector.detect("", using)
 | |
| 
 | |
|       problem "Redundant :using value in URL"
 | |
|     end
 | |
| 
 | |
|     def self.curl_openssl_and_deps
 | |
|       @curl_openssl_and_deps ||= begin
 | |
|         formulae_names = ["curl", "openssl"]
 | |
|         formulae_names += formulae_names.flat_map do |f|
 | |
|           Formula[f].recursive_dependencies.map(&:name)
 | |
|         end
 | |
|         formulae_names.uniq
 | |
|       rescue FormulaUnavailableError
 | |
|         []
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def audit_urls
 | |
|       return unless @online
 | |
| 
 | |
|       urls = [url] + mirrors
 | |
|       urls.each do |url|
 | |
|         next if !@strict && mirrors.include?(url)
 | |
| 
 | |
|         strategy = DownloadStrategyDetector.detect(url, using)
 | |
|         if strategy <= CurlDownloadStrategy && !url.start_with?("file")
 | |
|           # A `brew mirror`'ed URL is usually not yet reachable at the time of
 | |
|           # pull request.
 | |
|           next if url.match?(%r{^https://dl.bintray.com/homebrew/mirror/})
 | |
| 
 | |
|           if http_content_problem = curl_check_http_content(url)
 | |
|             problem http_content_problem
 | |
|           end
 | |
|         elsif strategy <= GitDownloadStrategy
 | |
|           problem "The URL #{url} is not a valid git URL" unless Utils.git_remote_exists? url
 | |
|         elsif strategy <= SubversionDownloadStrategy
 | |
|           next unless DevelopmentTools.subversion_handles_most_https_certificates?
 | |
|           next unless Utils.svn_available?
 | |
| 
 | |
|           problem "The URL #{url} is not a valid svn URL" unless Utils.svn_remote_exists? url
 | |
|         end
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def problem(text)
 | |
|       @problems << text
 | |
|     end
 | |
|   end
 | |
| end
 | 
