Module: Homebrew::Upgrade Private

Defined in:
upgrade.rb

Overview

This module is part of a private API. This module may only be used in the Homebrew/brew repository. Third parties should avoid using this module if possible, as it may be removed or changed without warning.

Helper functions for upgrading formulae.

Class Method Summary collapse

Class Method Details

.check_broken_dependents(installed_formulae) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 223

def check_broken_dependents(installed_formulae)
  CacheStoreDatabase.use(:linkage) do |db|
    installed_formulae.flat_map(&:runtime_installed_formula_dependents)
                      .uniq
                      .select do |f|
      keg = f.any_installed_keg
      next unless keg
      next unless keg.directory?

      LinkageChecker.new(keg, cache_db: db)
                    .broken_library_linkage?
    end.compact
  end
end

.check_installed_dependents(formulae, flags:, dry_run: false, installed_on_request: false, force_bottle: false, build_from_source_formulae: [], interactive: false, keep_tmp: false, force: false, debug: false, quiet: false, verbose: false) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 248

def check_installed_dependents(
  formulae,
  flags:,
  dry_run: false,
  installed_on_request: false,
  force_bottle: false,
  build_from_source_formulae: [],
  interactive: false,
  keep_tmp: false,
  force: false,
  debug: false,
  quiet: false,
  verbose: false
)
  if Homebrew::EnvConfig.no_installed_dependents_check?
    opoo <<~EOS
      HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK is set: not checking for outdated
      dependents or dependents with broken linkage!
    EOS
    return
  end

  installed_formulae = (dry_run ? formulae : FormulaInstaller.installed.to_a).dup
  installed_formulae.reject! { |f| f.core_formula? && f.versioned_formula? }
  return if installed_formulae.empty?

  already_broken_dependents = check_broken_dependents(installed_formulae)

  outdated_dependents =
    installed_formulae.flat_map(&:runtime_installed_formula_dependents)
                      .uniq
                      .select(&:outdated?)

  # Ensure we never attempt a source build for outdated dependents of upgraded formulae.
  outdated_dependents, skipped_dependents = outdated_dependents.partition do |dependent|
    dependent.bottled? && dependent.deps.map(&:to_formula).all?(&:bottled?)
  end

  if skipped_dependents.present?
    opoo <<~EOS
      The following dependents of upgraded formulae are outdated but will not
      be upgraded because they are not bottled:
        #{skipped_dependents * "\n  "}
    EOS
  end

  return if outdated_dependents.blank? && already_broken_dependents.blank?

  outdated_dependents -= installed_formulae if dry_run

  upgradeable_dependents =
    outdated_dependents.reject(&:pinned?)
                       .sort { |a, b| depends_on(a, b) }
  pinned_dependents =
    outdated_dependents.select(&:pinned?)
                       .sort { |a, b| depends_on(a, b) }

  if pinned_dependents.present?
    plural = "dependent".pluralize(pinned_dependents.count)
    ohai "Not upgrading #{pinned_dependents.count} pinned #{plural}:"
    puts(pinned_dependents.map do |f|
      "#{f.full_specified_name} #{f.pkg_version}"
    end.join(", "))
  end

  # Print the upgradable dependents.
  if upgradeable_dependents.blank?
    ohai "No outdated dependents to upgrade!" unless dry_run
  else
    dependent_plural = "dependent".pluralize(upgradeable_dependents.count)
    formula_plural = "formula".pluralize(installed_formulae.count)
    upgrade_verb = dry_run ? "Would upgrade" : "Upgrading"
    ohai "#{upgrade_verb} #{upgradeable_dependents.count} #{dependent_plural} of upgraded #{formula_plural}:"
    Upgrade.puts_no_installed_dependents_check_disable_message_if_not_already!
    formulae_upgrades = upgradeable_dependents.map do |f|
      name = f.full_specified_name
      if f.optlinked?
        "#{name} #{Keg.new(f.opt_prefix).version} -> #{f.pkg_version}"
      else
        "#{name} #{f.pkg_version}"
      end
    end
    puts formulae_upgrades.join(", ")
  end

  unless dry_run
    upgrade_formulae(
      upgradeable_dependents,
      flags:                      flags,
      installed_on_request:       installed_on_request,
      force_bottle:               force_bottle,
      build_from_source_formulae: build_from_source_formulae,
      interactive:                interactive,
      keep_tmp:                   keep_tmp,
      force:                      force,
      debug:                      debug,
      quiet:                      quiet,
      verbose:                    verbose,
    )
  end

  # Update installed formulae after upgrading
  installed_formulae = FormulaInstaller.installed.to_a

  # Assess the dependents tree again now we've upgraded.
  unless dry_run
    oh1 "Checking for dependents of upgraded formulae..."
    Upgrade.puts_no_installed_dependents_check_disable_message_if_not_already!
  end

  broken_dependents = check_broken_dependents(installed_formulae)
  if broken_dependents.blank?
    if dry_run
      ohai "No currently broken dependents found!"
      opoo "If they are broken by the upgrade they will also be upgraded or reinstalled."
    else
      ohai "No broken dependents found!"
    end
    return
  end

  reinstallable_broken_dependents =
    broken_dependents.reject(&:outdated?)
                     .reject(&:pinned?)
                     .sort { |a, b| depends_on(a, b) }
  outdated_pinned_broken_dependents =
    broken_dependents.select(&:outdated?)
                     .select(&:pinned?)
                     .sort { |a, b| depends_on(a, b) }

  # Print the pinned dependents.
  if outdated_pinned_broken_dependents.present?
    count = outdated_pinned_broken_dependents.count
    plural = "dependent".pluralize(outdated_pinned_broken_dependents.count)
    onoe "Not reinstalling #{count} broken and outdated, but pinned #{plural}:"
    $stderr.puts(outdated_pinned_broken_dependents.map do |f|
      "#{f.full_specified_name} #{f.pkg_version}"
    end.join(", "))
  end

  # Print the broken dependents.
  if reinstallable_broken_dependents.blank?
    ohai "No broken dependents to reinstall!"
  else
    count = reinstallable_broken_dependents.count
    plural = "dependent".pluralize(reinstallable_broken_dependents.count)
    ohai "Reinstalling #{count} #{plural} with broken linkage from source:"
    Upgrade.puts_no_installed_dependents_check_disable_message_if_not_already!
    puts reinstallable_broken_dependents.map(&:full_specified_name)
                                        .join(", ")
  end

  return if dry_run

  reinstallable_broken_dependents.each do |formula|
    Homebrew.reinstall_formula(
      formula,
      flags:                      flags,
      force_bottle:               force_bottle,
      build_from_source_formulae: build_from_source_formulae + [formula.full_name],
      interactive:                interactive,
      keep_tmp:                   keep_tmp,
      force:                      force,
      debug:                      debug,
      quiet:                      quiet,
      verbose:                    verbose,
    )
  rescue FormulaInstallationAlreadyAttemptedError
    # We already attempted to reinstall f as part of the dependency tree of
    # another formula. In that case, don't generate an error, just move on.
    nil
  rescue CannotInstallFormulaError, DownloadError => e
    ofail e
  rescue BuildError => e
    e.dump(verbose: verbose)
    puts
    Homebrew.failed = true
  end
end

.install_formula(formula_installer, upgrade:) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 189

def install_formula(formula_installer, upgrade:)
  formula = formula_installer.formula

  formula_installer.check_installation_already_attempted

  if upgrade
    print_upgrade_message(formula, formula_installer.options)

    kegs = outdated_kegs(formula)
    linked_kegs = kegs.select(&:linked?)
  else
    formula.print_tap_action
  end

  # first we unlink the currently active keg for this formula otherwise it is
  # possible for the existing build to interfere with the build we are about to
  # do! Seriously, it happens!
  kegs.each(&:unlink) if kegs.present?

  formula_installer.install
  formula_installer.finish
rescue FormulaInstallationAlreadyAttemptedError
  # We already attempted to upgrade f as part of the dependency tree of
  # another formula. In that case, don't generate an error, just move on.
  nil
ensure
  # restore previous installation state if build failed
  begin
    linked_kegs.each(&:link) if linked_kegs.present? && !f.latest_version_installed?
  rescue
    nil
  end
end

.outdated_kegs(formula) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 89

def outdated_kegs(formula)
  [formula, *formula.old_installed_formulae].map(&:linked_keg)
                                            .select(&:directory?)
                                            .map { |k| Keg.new(k.resolved_path) }
end

.print_dry_run_dependencies(formula, fi_deps) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 95

def print_dry_run_dependencies(formula, fi_deps)
  return if fi_deps.empty?

  plural = "dependency".pluralize(fi_deps.count)
  ohai "Would upgrade #{fi_deps.count} #{plural} for #{formula.full_specified_name}:"
  formulae_upgrades = fi_deps.map(&:first).map(&:to_formula).map do |f|
    name = f.full_specified_name
    if f.optlinked?
      "#{name} #{Keg.new(f.opt_prefix).version} -> #{f.pkg_version}"
    else
      "#{name} #{f.pkg_version}"
    end
  end
  puts formulae_upgrades.join(", ")
end

.print_upgrade_message(formula, fi_options) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 111

def print_upgrade_message(formula, fi_options)
  version_upgrade = if formula.optlinked?
    "#{Keg.new(formula.opt_prefix).version} -> #{formula.pkg_version}"
  else
    "-> #{formula.pkg_version}"
  end
  oh1 <<~EOS
    Upgrading #{Formatter.identifier(formula.full_specified_name)}
      #{version_upgrade} #{fi_options.to_a.join(" ")}
  EOS
end

.puts_no_installed_dependents_check_disable_message_if_not_already! ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 238

def self.puts_no_installed_dependents_check_disable_message_if_not_already!
  return if Homebrew::EnvConfig.no_env_hints?
  return if Homebrew::EnvConfig.no_installed_dependents_check?
  return if @puts_no_installed_dependents_check_disable_message_if_not_already

  puts "Disable this behaviour by setting HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK."
  puts "Hide these hints with HOMEBREW_NO_ENV_HINTS (see `man brew`)."
  @puts_no_installed_dependents_check_disable_message_if_not_already = true
end

.upgrade_formulae(formulae_to_install, flags:, dry_run: false, installed_on_request: false, force_bottle: false, build_from_source_formulae: [], interactive: false, keep_tmp: false, force: false, debug: false, quiet: false, verbose: false) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning. 



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# File 'upgrade.rb', line 18

def upgrade_formulae(
  formulae_to_install,
  flags:,
  dry_run: false,
  installed_on_request: false,
  force_bottle: false,
  build_from_source_formulae: [],
  interactive: false,
  keep_tmp: false,
  force: false,
  debug: false,
  quiet: false,
  verbose: false
)
  return if formulae_to_install.empty?

  # Sort keg-only before non-keg-only formulae to avoid any needless conflicts
  # with outdated, non-keg-only versions of formulae being upgraded.
  formulae_to_install.sort! do |a, b|
    if !a.keg_only? && b.keg_only?
      1
    elsif a.keg_only? && !b.keg_only?
      -1
    else
      0
    end
  end

  dependency_graph = Utils::TopologicalHash.graph_package_dependencies(formulae_to_install)
  begin
    formulae_to_install = dependency_graph.tsort & formulae_to_install
  rescue TSort::Cyclic
    raise CyclicDependencyError, dependency_graph.strongly_connected_components if Homebrew::EnvConfig.developer?
  end

  formula_installers = formulae_to_install.map do |formula|
    Migrator.migrate_if_needed(formula, force: force, dry_run: dry_run)
    begin
      fi = create_formula_installer(
        formula,
        flags:                      flags,
        installed_on_request:       installed_on_request,
        force_bottle:               force_bottle,
        build_from_source_formulae: build_from_source_formulae,
        interactive:                interactive,
        keep_tmp:                   keep_tmp,
        force:                      force,
        debug:                      debug,
        quiet:                      quiet,
        verbose:                    verbose,
      )
      unless dry_run
        fi.prelude
        fi.fetch
      end
      fi
    rescue CannotInstallFormulaError => e
      ofail e
      nil
    rescue UnsatisfiedRequirements, DownloadError => e
      ofail "#{formula}: #{e}"
      nil
    end
  end.compact

  formula_installers.each do |fi|
    upgrade_formula(fi, dry_run: dry_run, verbose: verbose)
    Cleanup.install_formula_clean!(fi.formula, dry_run: dry_run)
  end
end