Module: OS::Linux::Diagnostic::Checks Private

Extended by:
T::Helpers
Included in:
Homebrew::Diagnostic::Checks
Defined in:
extend/os/linux/diagnostic.rb

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.

Instance Method Summary collapse

Instance Method Details

#check_gcc_dependent_linkage ⇒ 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 'extend/os/linux/diagnostic.rb', line 157

def check_gcc_dependent_linkage
  gcc_dependents = ::Formula.installed.select do |formula|
    next false unless formula.tap&.core_tap?

    # FIXME: This includes formulae that have no runtime dependency on GCC.
    formula.recursive_dependencies.map(&:name).include? "gcc"
  rescue TapFormulaUnavailableError
    false
  end
  return if gcc_dependents.empty?

  badly_linked = gcc_dependents.select do |dependent|
    dependent_prefix = dependent.any_installed_prefix
    # Keg.new() may raise an error if it is not a directory.
    # As the result `brew doctor` may display `Error: <keg> is not a directory`
    # instead of proper `doctor` information.
    # There are other checks that test that, we can skip broken kegs.
    next if dependent_prefix.nil? || !dependent_prefix.exist? || !dependent_prefix.directory?

    keg = Keg.new(dependent_prefix)
    keg.binary_executable_or_library_files.any? do |binary|
      paths = binary.rpaths
      versioned_linkage = paths.any? { |path| path.match?(%r{lib/gcc/\d+$}) }
      unversioned_linkage = paths.any? { |path| path.match?(%r{lib/gcc/current$}) }

      versioned_linkage && !unversioned_linkage
    end
  end
  return if badly_linked.empty?

  inject_file_list badly_linked, <<~EOS
    Formulae which link to GCC through a versioned path were found. These formulae
    are prone to breaking when GCC is updated. You should `brew reinstall` these formulae:
  EOS
end

#check_glibc_minimum_version ⇒ 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 'extend/os/linux/diagnostic.rb', line 88

def check_glibc_minimum_version
  return unless OS::Linux::Glibc.below_minimum_version?

  <<~EOS
    Your system glibc #{OS::Linux::Glibc.system_version} is too old.
    We only support glibc #{OS::Linux::Glibc.minimum_version} or later.

    We recommend updating to a newer version via your distribution's
    package manager, upgrading your distribution to the latest version,
    or changing distributions.

    #{support_tier_message(tier: :unsupported)}
  EOS
end

#check_glibc_version ⇒ 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 'extend/os/linux/diagnostic.rb', line 103

def check_glibc_version
  return unless OS::Linux::Glibc.below_ci_version?

  # We want to bypass this check in some tests.
  return if ENV["HOMEBREW_GLIBC_TESTING"]

  <<~EOS
    Your system glibc #{OS::Linux::Glibc.system_version} is too old.
    We will need to automatically install a newer version.

    We recommend updating to a newer version via your distribution's
    package manager, upgrading your distribution to the latest version,
    or changing distributions.

    #{support_tier_message(tier: 2)}
  EOS
end

#check_kernel_minimum_version ⇒ 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 'extend/os/linux/diagnostic.rb', line 121

def check_kernel_minimum_version
  return unless OS::Linux::Kernel.below_minimum_version?

  <<~EOS
    Your Linux kernel #{OS.kernel_version} is too old.
    We only support kernel #{OS::Linux::Kernel.minimum_version} or later.
    You will be unable to use binary packages (bottles).

    We recommend updating to a newer version via your distribution's
    package manager, upgrading your distribution to the latest version,
    or changing distributions.

    #{support_tier_message(tier: 3)}
  EOS
end

#check_linuxbrew_bottle_domain ⇒ 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 'extend/os/linux/diagnostic.rb', line 147

def check_linuxbrew_bottle_domain
  return unless Homebrew::EnvConfig.bottle_domain.include?("linuxbrew")

  <<~EOS
    Your HOMEBREW_BOTTLE_DOMAIN still contains "linuxbrew".
    You must unset it (or adjust it to not contain linuxbrew
    e.g. by using homebrew instead).
  EOS
end

#check_linuxbrew_core ⇒ 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 'extend/os/linux/diagnostic.rb', line 137

def check_linuxbrew_core
  return unless Homebrew::EnvConfig.no_install_from_api?
  return unless CoreTap.instance.linuxbrew_core?

  <<~EOS
    Your Linux core repository is still linuxbrew-core.
    You must `brew update` to update to homebrew-core.
  EOS
end

#check_supported_architecture ⇒ 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 'extend/os/linux/diagnostic.rb', line 76

def check_supported_architecture
  return if Hardware::CPU.intel?
  return if Homebrew::EnvConfig.developer? && ENV["HOMEBREW_ARM64_TESTING"].present? && Hardware::CPU.arm?

  <<~EOS
    Your CPU architecture (#{Hardware::CPU.arch}) is not supported. We only support
    x86_64 CPU architectures. You will be unable to use binary packages (bottles).

    #{support_tier_message(tier: 2)}
  EOS
end

#check_tmpdir_executable ⇒ 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 'extend/os/linux/diagnostic.rb', line 47

def check_tmpdir_executable
  f = Tempfile.new(%w[homebrew_check_tmpdir_executable .sh], HOMEBREW_TEMP)
  f.write "#!/bin/sh\n"
  f.chmod 0700
  f.close
  return if system T.must(f.path)

  <<~EOS
    The directory #{HOMEBREW_TEMP} does not permit executing
    programs. It is likely mounted as "noexec". Please set HOMEBREW_TEMP
    in your #{Utils::Shell.profile} to a different directory, for example:
      export HOMEBREW_TEMP=~/tmp
      echo 'export HOMEBREW_TEMP=~/tmp' >> #{Utils::Shell.profile}
  EOS
ensure
  f&.unlink
end

#check_tmpdir_sticky_bit ⇒ 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 'extend/os/linux/diagnostic.rb', line 34

def check_tmpdir_sticky_bit
  message = generic_check_tmpdir_sticky_bit
  return if message.nil?

  message + <<~EOS
    If you don't have administrative privileges on this machine,
    create a directory and set the HOMEBREW_TEMP environment variable,
    for example:
      install -d -m 1755 ~/tmp
      #{Utils::Shell.set_variable_in_profile("HOMEBREW_TEMP", "~/tmp")}
  EOS
end

#check_umask_not_zero ⇒ 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 'extend/os/linux/diagnostic.rb', line 65

def check_umask_not_zero
  return unless File.umask.zero?

  <<~EOS
    umask is currently set to 000. Directories created by Homebrew cannot
    be world-writable. This issue can be resolved by adding "umask 002" to
    your #{Utils::Shell.profile}:
      echo 'umask 002' >> #{Utils::Shell.profile}
  EOS
end

#fatal_preinstall_checks ⇒ 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 'extend/os/linux/diagnostic.rb', line 18

def fatal_preinstall_checks
  %w[
    check_access_directories
    check_linuxbrew_core
    check_linuxbrew_bottle_domain
  ].freeze
end

#supported_configuration_checks ⇒ 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 'extend/os/linux/diagnostic.rb', line 26

def supported_configuration_checks
  %w[
    check_glibc_minimum_version
    check_kernel_minimum_version
    check_supported_architecture
  ].freeze
end