Class: PuppetMetadata::OperatingSystem

Inherits:
Object
  • Object
show all
Defined in:
lib/puppet_metadata/operatingsystem.rb

Overview

An abstraction layer over operating systems. Mostly to determine End Of Life dates.

See Also:

Constant Summary collapse

EOL_DATES =

The EOL dates for the various operating systems

See Also:

{
  # https://almalinux.org/ FAQ at the bottom
  'AlmaLinux' => {
    '9' => nil,
    '8' => '2029-05-31',
  },
  # https://endoflife.software/operating-systems/linux/centos
  'CentOS' => {
    '9' => nil, # EOL Date is not yet announced.
    '8' => '2024-05-31',
    '7' => '2024-06-30',
    '6' => '2020-11-30',
    '5' => '2017-03-31',
    '4' => '2012-02-29',
    '3' => '2010-10-30',
  },
  # https://endoflife.software/operating-systems/linux/debian
  # https://wiki.debian.org/DebianReleases
  'Debian' => {
    # TODO: EOL is standard support, not the extended life cycle
    '11' => nil, # '~2024',
    '10' => nil, # '~2022',
    '9' => '2020-07-06',
    '8' => '2018-06-17',
    '7' => '2016-04-26',
    '6' => '2015-05-31',
    '5' => '2012-02-06',
    '4' => '2010-02-15',
    '3.1' => '2008-03-31',
    '3.0' => '2006-06-30',
    '2.2' => '2003-06-30',
    '2.1' => '2000-09-30',
  },
  # https://endoflife.software/operating-systems/linux/fedora
  'Fedora' => {
    '32' => nil,
    '31' => nil,
    '30' => nil,
    '29' => '2019-11-26',
    '28' => '2019-05-28',
    '27' => '2018-11-30',
    '26' => '2018-05-29',
    '25' => '2017-12-12',
    '24' => '2017-08-08',
    '23' => '2016-12-20',
    '22' => '2016-07-19',
    '21' => '2015-12-01',
    '20' => '2015-06-23',
    '19' => '2015-01-06',
    '18' => '2014-01-14',
    '17' => '2013-07-30',
    '16' => '2013-02-12',
    '15' => '2012-06-26',
    '14' => '2011-12-08',
    '13' => '2011-06-24',
    '12' => '2010-12-02',
    '11' => '2010-06-25',
    '10' => '2009-12-18',
    '9' => '2009-07-10',
    '8' => '2009-01-07',
    '7' => '2008-06-13',
    '6' => '2007-12-07',
    '5' => '2007-07-02',
    '4' => '2006-08-07',
    '3' => '2006-01-16',
    '2' => '2005-04-11',
    '1' => '2004-09-20',
  },
  # https://endoflife.software/operating-systems/unix-like-bsd/freebsd
  'FreeBSD' => {
    '13' => '2026-01-31',
    '12' => '2024-06-30',
    '11' => '2021-09-30',
    '10' => '2018-10-31',
    '9' => '2016-12-31',
    '8' => '2015-08-01',
    '7' => '2013-02-28',
    '6' => '2010-11-30',
    '5' => '2008-05-31',
    '4' => '2007-01-31',
  },
  # https://endoflife.software/operating-systems/linux/red-hat-enterprise-linux-rhel
  'RedHat' => {
    # TODO: EOL is standard support, not the extended life cycle
    '8' => '2029-05-31',
    '7' => '2024-06-30',
    '6' => '2020-11-30',
    '5' => '2017-03-31',
    '4' => '2012-02-29',
    '3' => '2010-10-31',
  },
  # https://endoflife.date/rocky-linux
  'Rocky' => {
    '9' => nil,
    '8' => '2029-05-31',
  },
  # https://endoflife.software/operating-systems/linux/ubuntu
  'Ubuntu' => {
    '22.04' => '2027-04-15',
    '21.10' => '2022-07-15',
    '20.10' => '2021-07-15',
    '20.04' => '2025-04-15',
    '19.10' => '2020-07-15',
    '19.04' => '2020-01-15',
    '18.10' => '2019-07-15',
    '18.04' => '2023-05-31',
    '17.10' => '2018-07-15',
    '17.04' => '2018-01-15',
    '16.10' => '2017-07-20',
    '16.04' => '2021-04-15',
    '15.10' => '2016-07-28',
    '15.04' => '2016-02-04',
    '14.10' => '2015-07-23',
    '14.04' => '2019-04-15',
    '13.10' => '2014-07-17',
    '13.04' => '2014-01-27',
    '12.04' => '2017-04-28',
    '11.10' => '2013-05-09',
    '11.04' => '2012-10-28',
    '10.10' => '2012-04-10',
    '10.04' => '2015-04-30',
    '9.10' => '2011-04-30',
    '9.04' => '2010-10-23',
    '8.10' => '2010-04-30',
    '8.04' => '2013-05-09',
    '7.10' => '2009-04-18',
    '7.04' => '2008-10-19',
    '6.10' => '2008-04-26',
    '6.06' => '2011-06-01',
    '5.10' => '2007-04-13',
    '5.04' => '2006-10-31',
    '4.10' => '2006-04-30',
  },
}.freeze

Class Method Summary collapse

Class Method Details

.eol?(operatingsystem, release, at = nil) ⇒ Boolean

Return whether the given operating system release is EOL at the given date

Parameters:

  • operatingsystem (String) —

    The operating system

  • release (String) —

    The major version of the operating system

Returns:

  • (Boolean) —

    The EOL date for the given operating system release. Nil is returned when the either when the OS, the release or the EOL date is unknown



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# File 'lib/puppet_metadata/operatingsystem.rb', line 179

def eol?(operatingsystem, release, at = nil)
  date = eol_date(operatingsystem, release)
  date && date < (at || Date.today)
end

.eol_date(operatingsystem, release) ⇒ optional, Date

Return the EOL date for the given operating system release

Parameters:

  • operatingsystem (String) —

    The operating system

  • release (String) —

    The major version of the operating system

Returns:

  • (optional, Date) —

    The EOL date for the given operating system release. Nil is returned when the either when the OS, the release or the EOL date is unknown



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# File 'lib/puppet_metadata/operatingsystem.rb', line 159

def eol_date(operatingsystem, release)
  releases = EOL_DATES[operatingsystem]
  return unless releases

  date = releases[release]
  return unless date

  Date.parse(date)
end

.latest_release(operatingsystem) ⇒ optional, String

Return the latest known release for a given operating system

Parameters:

  • operatingsystem (String) —

    The operating system

Returns:

  • (optional, String) —

    The latest major release for the given operating system, if any is known



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# File 'lib/puppet_metadata/operatingsystem.rb', line 189

def latest_release(operatingsystem)
  releases = EOL_DATES[operatingsystem]
  releases&.keys&.max_by { |release| Gem::Version.new(release) }
end

.supported_releases(operatingsystem) ⇒ Array

Return an array of all Operating System versions that aren’t EoL

Parameters:

  • operatingsystem (String) —

    The operating system

Returns:

  • (Array) —

    All Operating System versions that aren’t EoL today



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# File 'lib/puppet_metadata/operatingsystem.rb', line 197

def supported_releases(operatingsystem)
  releases = EOL_DATES[operatingsystem]
  today = Date.today
  releases.select { |_release, eol_date| !eol_date || Date.parse(eol_date) > today }.keys
          .sort_by { |release| Gem::Version.new(release) }
end