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   extension-release    ( 5 )

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Примеры (Examples)

Example 1. os-release file for Fedora Workstation

           NAME=Fedora
           VERSION="32 (Workstation Edition)"
           ID=fedora
           VERSION_ID=32
           PRETTY_NAME="Fedora 32 (Workstation Edition)"
           ANSI_COLOR="0;38;2;60;110;180"
           LOGO=fedora-logo-icon
           CPE_NAME="cpe:/o:fedoraproject:fedora:32"
           HOME_URL="https://fedoraproject.org/"
           DOCUMENTATION_URL="https://docs.fedoraproject.org/en-US/fedora/f32/system-administrators-guide/"
           SUPPORT_URL="https://fedoraproject.org/wiki/Communicating_and_getting_help"
           BUG_REPORT_URL="https://bugzilla.redhat.com/"
           REDHAT_BUGZILLA_PRODUCT="Fedora"
           REDHAT_BUGZILLA_PRODUCT_VERSION=32
           REDHAT_SUPPORT_PRODUCT="Fedora"
           REDHAT_SUPPORT_PRODUCT_VERSION=32
           PRIVACY_POLICY_URL="https://fedoraproject.org/wiki/Legal:PrivacyPolicy"
           VARIANT="Workstation Edition"
           VARIANT_ID=workstation

       Example 2. extension-release file for an extension for Fedora
       Workstation 32

           ID=fedora
           VERSION_ID=32

       Example 3. Reading os-release in sh(1)

           #!/bin/sh -eu

           test -e /etc/os-release && os_release='/etc/os-release' || os_release='/usr/lib/os-release'
           . "${os_release}"

           echo "Running on ${PRETTY_NAME:-Linux}"

           if [ "${ID:-linux}" = "debian" ] || [ "${ID_LIKE#*debian*}" != "${ID_LIKE}" ]; then
               echo "Looks like Debian!"
           fi

       Example 4. Reading os-release in python(1)

           #!/usr/bin/python

           import ast
           import re
           import sys

           def read_os_release():
               try:
                   filename = '/etc/os-release'
                   f = open(filename)
               except FileNotFoundError:
                   filename = '/usr/lib/os-release'
                   f = open(filename)

               for line_number, line in enumerate(f):
                   line = line.rstrip()
                   if not line or line.startswith('#'):
                       continue
                   if m := re.match(r'([A-Z][A-Z_0-9]+)=(.*)', line):
                       name, val = m.groups()
                       if val and val[0] in '"\'':
                           val = ast.literal_eval(val)
                       yield name, val
                   else:
                       print(f'{filename}:{line_number + 1}: bad line {line!r}',
                             file=sys.stderr)

           os_release = dict(read_os_release())

           pretty_name = os_release.get('PRETTY_NAME', 'Linux')
           print(f'Running on {pretty_name}')

           if 'debian' in [os_release.get('ID', 'linux'),
                           *os_release.get('ID_LIKE', '').split()]:
               print('Looks like Debian!')

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