559 lines
21 KiB
Python
Executable File
559 lines
21 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2016 Red Hat, Inc.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import (absolute_import, division, print_function)
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import argparse
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import os
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import platform
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import re
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import subprocess
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import sys
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__metaclass__ = type
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TITLE_RE = re.compile('\\[(.*)\\]')
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NAME_RE = re.compile('name=(.+)')
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PRIORITY_RE = re.compile('priority=\\d+')
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# Packages to be included from delorean-current when using current-tripleo
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INCLUDE_PKGS = ('includepkgs=instack,instack-undercloud,'
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'os-apply-config,os-collect-config,os-net-config,'
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'os-refresh-config,python*-tripleoclient,'
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'openstack-tripleo-*,openstack-puppet-modules,'
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'ansible-role-tripleo*,puppet-*,python*-tripleo-common,'
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'python*-paunch*,tripleo-ansible,ansible-config_template')
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DEFAULT_OUTPUT_PATH = '/etc/yum.repos.d'
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DEFAULT_RDO_MIRROR = 'https://trunk.rdoproject.org'
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# RHEL is only provided to licensed cloud providers via RHUI
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DEFAULT_MIRROR_MAP = {
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'fedora': 'https://mirrors.fedoraproject.org',
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'centos': 'http://mirror.centos.org',
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'ubi': 'http://mirror.centos.org',
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'rhel': 'https://trunk.rdoproject.org',
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}
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CEPH_REPO_TEMPLATE = '''
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[tripleo-centos-ceph-%(ceph_release)s]
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name=tripleo-centos-ceph-%(ceph_release)s
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baseurl=%(mirror)s/centos/%(centos_release)s/storage/$basearch/ceph-%(ceph_release)s/
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gpgcheck=0
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enabled=1
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'''
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OPSTOOLS_REPO_TEMPLATE = '''
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[tripleo-centos-opstools]
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name=tripleo-centos-opstools
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baseurl=%(mirror)s/centos/7/opstools/$basearch/
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gpgcheck=0
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enabled=1
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'''
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# centos-8 only
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HIGHAVAILABILITY_REPO_TEMPLATE = '''
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[tripleo-centos-highavailability]
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name=tripleo-centos-highavailability
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baseurl=%(mirror)s/centos/%(stream)s/HighAvailability/$basearch/os/
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gpgcheck=0
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enabled=1
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'''
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# centos-8 only
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POWERTOOLS_REPO_TEMPLATE = '''
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[tripleo-centos-powertools]
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name=tripleo-centos-powertools
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baseurl=%(mirror)s/centos/%(stream)s/PowerTools/$basearch/os/
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gpgcheck=0
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enabled=1
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'''
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# ubi-8 only
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APPSTREAM_REPO_TEMPLATE = '''
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[AppStream]
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name=CentOS-$releasever - AppStream
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baseurl=%(mirror)s/centos/$releasever/AppStream/$basearch/os/
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gpgcheck=0
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enabled=1
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%(extra)s
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'''
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BASE_REPO_TEMPLATE = '''
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[BaseOS]
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name=CentOS-$releasever - Base
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baseurl=%(mirror)s/centos/$releasever/BaseOS/$basearch/os/
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gpgcheck=0
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enabled=1
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'''
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# unversioned fedora added for backwards compatibility
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SUPPORTED_DISTROS = [
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('centos', '7'),
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('centos', '8'),
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('fedora', ''),
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('rhel', '8'),
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('ubi', '8') # a subcase of the rhel distro
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]
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class InvalidArguments(Exception):
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pass
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class NoRepoTitle(Exception):
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pass
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def _get_distro():
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"""Get distro info from os-release
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returns: distro_id, distro_major_version_id, distro_name
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"""
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# Avoids a crash on unsupported platforms which would prevent even
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# running with `--help`.
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if not os.path.exists('/etc/os-release'):
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return platform.system(), 'unknown', 'unknown'
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output = subprocess.Popen(
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'source /etc/os-release && echo -e -n "$ID\n$VERSION_ID\n$NAME"',
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shell=True,
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stdout=subprocess.PIPE,
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stderr=open(os.devnull, 'w'),
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executable='/bin/bash',
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universal_newlines=True).communicate()
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# distro_id and distro_version_id will always be at least an empty string
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distro_id, distro_version_id, distro_name = output[0].split('\n')
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# if distro_version_id is empty string the major version will be empty
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# string too
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distro_major_version_id = distro_version_id.split('.')[0]
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# check if that is UBI subcase?
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if os.path.exists('/etc/yum.repos.d/ubi.repo'):
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distro_id = 'ubi'
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if (distro_id, distro_major_version_id) not in SUPPORTED_DISTROS:
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print(
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"WARNING: Unsupported platform '{0}{1}' detected by tripleo-repos,"
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" centos7 will be used unless you use CLI param to change it."
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"".format(distro_id, distro_major_version_id), file=sys.stderr)
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distro_id = 'centos'
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distro_major_version_id = '7'
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if distro_id == 'ubi':
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print(
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"WARNING: Centos{0} Base and AppStream will be installed for "
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"this UBI distro".format(distro_major_version_id))
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return distro_id, distro_major_version_id, distro_name
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def _parse_args(distro_id, distro_major_version_id):
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distro = "{0}{1}".format(distro_id, distro_major_version_id)
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# Calculating arguments default from constants
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default_mirror = DEFAULT_MIRROR_MAP.get(distro_id, None)
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distro_choices = ["".join(distro_pair)
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for distro_pair in SUPPORTED_DISTROS]
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parser = argparse.ArgumentParser(
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description='Download and install repos necessary for TripleO. Note '
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'that some of these repos require yum-plugin-priorities, '
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'so that will also be installed.',
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formatter_class=argparse.ArgumentDefaultsHelpFormatter)
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parser.add_argument('repos', metavar='REPO', nargs='+',
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choices=['current', 'deps', 'current-tripleo',
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'current-tripleo-dev', 'ceph', 'opstools',
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'tripleo-ci-testing', 'current-tripleo-rdo'],
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help='A list of repos. Available repos: '
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'%(choices)s. The deps repo will always be '
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'included when using current or '
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'current-tripleo. current-tripleo-dev '
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'downloads the current-tripleo, current, and '
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'deps repos, but sets the current repo to only '
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'be used for TripleO projects. It also modifies '
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'each repo\'s priority so packages are installed '
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'from the appropriate location.')
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parser.add_argument('-d', '--distro',
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default=distro,
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choices=distro_choices,
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nargs='?',
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help='Target distro with default detected at runtime. '
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)
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parser.add_argument('-b', '--branch',
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default='master',
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help='Target branch. Should be the lowercase name of '
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'the OpenStack release. e.g. liberty')
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parser.add_argument('-o', '--output-path',
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default=DEFAULT_OUTPUT_PATH,
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help='Directory in which to save the selected repos.')
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parser.add_argument('--mirror',
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default=default_mirror,
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help='Server from which to install base OS packages. '
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'Default value is based on distro param.')
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parser.add_argument('--rdo-mirror',
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default=DEFAULT_RDO_MIRROR,
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help='Server from which to install RDO packages.')
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stream_group = parser.add_mutually_exclusive_group()
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stream_group.add_argument('--stream',
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action='store_true',
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default=True,
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help='Enable stream support for CentOS repos')
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stream_group.add_argument('--no-stream',
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action='store_true',
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default=False,
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help='Disable stream support for CentOS repos')
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args = parser.parse_args()
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if args.no_stream:
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args.stream = False
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args.old_mirror = default_mirror
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return args
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def _get_repo(path, args):
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# lazy import
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if 'requests' not in globals():
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import requests
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r = requests.get(path)
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if r.status_code == 200:
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return _inject_mirrors(r.text, args)
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else:
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r.raise_for_status()
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def _write_repo(content, target, name=None):
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if not name:
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m = TITLE_RE.search(content)
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if not m:
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raise NoRepoTitle('Could not find repo title in: \n%s' % content)
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name = m.group(1)
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# centos-8 dlrn repos have changed. repos per component
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# are folded into a single repo.
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if 'component' in name:
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name = 'delorean'
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filename = name + '.repo'
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filename = os.path.join(target, filename)
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with open(filename, 'w') as f:
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f.write(content)
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print('Installed repo %s to %s' % (name, filename))
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def _validate_distro_repos(args):
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"""Validate requested repos are valid for the distro"""
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valid_repos = []
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if 'fedora' in args.distro:
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valid_repos = ['current', 'current-tripleo', 'ceph', 'deps',
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'tripleo-ci-testing']
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elif args.distro in ['centos7', 'centos8', 'rhel8', 'ubi8']:
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valid_repos = ['ceph', 'current', 'current-tripleo',
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'current-tripleo-dev', 'deps', 'tripleo-ci-testing',
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'opstools', 'current-tripleo-rdo']
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invalid_repos = [x for x in args.repos if x not in valid_repos]
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if len(invalid_repos) > 0:
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raise InvalidArguments(
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'{0} repo(s) are not valid for {1}. Valid repos '
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'are: {2}'.format(invalid_repos, args.distro, valid_repos))
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return True
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def _validate_current_tripleo(repos):
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"""Validate current usage
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current and current-tripleo cannot be specified with each other and
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current-tripleo-dev is a mix of current, current-tripleo and deps
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so they should not be specified on the command line with each other.
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"""
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if 'current-tripleo' in repos and 'current' in repos:
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raise InvalidArguments('Cannot use current and current-tripleo at the '
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'same time.')
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if 'current-tripleo-dev' not in repos:
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return True
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if 'current' in repos or 'current-tripleo' in repos or 'deps' in repos:
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raise InvalidArguments('current-tripleo-dev should not be used with '
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'any other RDO Trunk repos.')
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return True
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def _validate_tripleo_ci_testing(repos):
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"""Validate tripleo-ci-testing
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With tripleo-ci-testing for repo (currently only periodic container build)
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no other repos expected except optionally deps|ceph|opstools
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which is enabled regardless.
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"""
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if 'tripleo-ci-testing' in repos and len(repos) > 1:
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if 'deps' in repos or 'ceph' in repos or 'opstools' in repos:
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return True
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else:
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raise InvalidArguments('Cannot use tripleo-ci-testing at the '
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'same time as other repos, except '
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'deps|ceph|opstools.')
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return True
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def _validate_distro_stream(args, distro_name, distro_major_version_id):
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"""Validate stream related args vs host
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Fails if stream is to be used but the host isn't a stream OS or vice versa
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"""
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if 'centos' not in distro_name.lower():
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return True
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if distro_name.lower() == 'centos' and distro_major_version_id != '8':
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return True
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is_stream = args.stream and not args.no_stream
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if is_stream and 'stream' not in distro_name.lower():
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raise InvalidArguments('--stream provided, but OS is not the Stream '
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'version. Please ensure the host is Stream.')
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elif not is_stream and 'stream' in distro_name.lower():
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raise InvalidArguments('--no-stream provided, but OS is the Stream '
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'version. Please ensure the host is not the '
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'Stream version.')
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return True
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def _validate_args(args, distro_name, distro_major_version_id):
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_validate_current_tripleo(args.repos)
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_validate_distro_repos(args)
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_validate_tripleo_ci_testing(args.repos)
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_validate_distro_stream(args, distro_name, distro_major_version_id)
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def _remove_existing(args):
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"""Remove any delorean* or opstools repos that already exist"""
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if args.distro == 'ubi8':
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regex = '^(BaseOS|AppStream|delorean|tripleo-centos-' \
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'(opstools|ceph|highavailability|powertools)).*.repo'
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else:
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regex = '^(delorean|tripleo-centos-' \
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'(opstools|ceph|highavailability|powertools)).*.repo'
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pattern = re.compile(regex)
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if os.path.exists("/etc/distro.repos.d"):
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paths = set(
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os.listdir(args.output_path) + os.listdir("/etc/distro.repos.d"))
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else:
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paths = os.listdir(args.output_path)
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for f in paths:
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if pattern.match(f):
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filename = os.path.join(args.output_path, f)
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if os.path.exists(filename):
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os.remove(filename)
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print('Removed old repo "%s"' % filename)
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filename = os.path.join("/etc/distro.repos.d", f)
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if os.path.exists(filename):
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os.remove(filename)
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print('Removed old repo "%s"' % filename)
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def _get_base_path(args):
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if args.distro == 'ubi8':
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distro = 'centos8' # there are no base paths for UBI that work well
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else:
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distro = args.distro
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# The mirror url with /$DISTRO$VERSION path for master branch is
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# deprecated.
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# The default for rdo mirrors is $DISTRO$VERSION-$BRANCH
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# it should work for every (distro, branch) pair that
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# makes sense
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# Any exception should be corrected at source, not here.
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distro_branch = '%s-%s' % (distro, args.branch)
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return '%s/%s/' % (args.rdo_mirror, distro_branch)
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def _install_priorities():
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try:
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subprocess.check_call(['yum', 'install', '-y',
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'yum-plugin-priorities'])
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except subprocess.CalledProcessError as e:
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print('ERROR: Failed to install yum-plugin-priorities\n%s\n%s' %
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(e.cmd, e.output))
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raise
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def _create_ceph(args, release):
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"""Generate a Ceph repo file for release"""
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centos_release = '7' if args.distro == 'centos7' else '8'
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return CEPH_REPO_TEMPLATE % {'centos_release': centos_release,
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'ceph_release': release,
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'mirror': args.mirror}
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def _change_priority(content, new_priority):
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new_content = PRIORITY_RE.sub('priority=%d' % new_priority, content)
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# This shouldn't happen, but let's be safe.
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if not PRIORITY_RE.search(new_content):
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new_content = []
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for line in content.split("\n"):
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new_content.append(line)
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if line.startswith('['):
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new_content.append('priority=%d' % new_priority)
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new_content = "\n".join(new_content)
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return new_content
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def _add_includepkgs(content):
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new_content = []
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for line in content.split("\n"):
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new_content.append(line)
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if line.startswith('['):
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new_content.append(INCLUDE_PKGS)
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return "\n".join(new_content)
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def _inject_mirrors(content, args):
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"""Replace any references to the default mirrors in repo content
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In some cases we want to use mirrors whose repo files still point to the
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default servers. If the user specified to use the mirror, we want to
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replace any such references with the mirror address. This function
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handles that by using a regex to swap out the baseurl server.
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"""
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content = re.sub('baseurl=%s' % DEFAULT_RDO_MIRROR,
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'baseurl=%s' % args.rdo_mirror,
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content)
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if args.old_mirror:
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content = re.sub('baseurl=%s' % args.old_mirror,
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'baseurl=%s' % args.mirror,
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content)
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return content
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def _install_repos(args, base_path):
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def install_deps(args, base_path):
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content = _get_repo(base_path + 'delorean-deps.repo', args)
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_write_repo(content, args.output_path)
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for repo in args.repos:
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if repo == 'current':
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content = _get_repo(base_path + 'current/delorean.repo', args)
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_write_repo(content, args.output_path, name='delorean')
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install_deps(args, base_path)
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elif repo == 'deps':
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install_deps(args, base_path)
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elif repo == 'current-tripleo':
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content = _get_repo(base_path + 'current-tripleo/delorean.repo',
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args)
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_write_repo(content, args.output_path)
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install_deps(args, base_path)
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elif repo == 'current-tripleo-dev':
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content = _get_repo(base_path + 'delorean-deps.repo', args)
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_write_repo(content, args.output_path)
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content = _get_repo(base_path + 'current-tripleo/delorean.repo',
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args)
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content = TITLE_RE.sub('[\\1-current-tripleo]', content)
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content = NAME_RE.sub('name=\\1-current-tripleo', content)
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# We need to twiddle priorities since we're mixing multiple repos
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# that are generated with the same priority.
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content = _change_priority(content, 20)
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_write_repo(content, args.output_path,
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name='delorean-current-tripleo')
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content = _get_repo(base_path + 'current/delorean.repo', args)
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content = _add_includepkgs(content)
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content = _change_priority(content, 10)
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_write_repo(content, args.output_path, name='delorean')
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elif repo == 'tripleo-ci-testing':
|
|
content = _get_repo(base_path + 'tripleo-ci-testing/delorean.repo',
|
|
args)
|
|
_write_repo(content, args.output_path)
|
|
install_deps(args, base_path)
|
|
elif repo == 'current-tripleo-rdo':
|
|
content = _get_repo(
|
|
base_path + 'current-tripleo-rdo/delorean.repo', args)
|
|
_write_repo(content, args.output_path)
|
|
install_deps(args, base_path)
|
|
elif repo == 'ceph':
|
|
if args.branch in ['liberty', 'mitaka']:
|
|
content = _create_ceph(args, 'hammer')
|
|
elif args.branch in ['newton', 'ocata', 'pike']:
|
|
content = _create_ceph(args, 'jewel')
|
|
elif args.branch in ['queens', 'rocky']:
|
|
content = _create_ceph(args, 'luminous')
|
|
elif args.branch in ['stein', 'train', 'ussuri', 'victoria']:
|
|
content = _create_ceph(args, 'nautilus')
|
|
else:
|
|
content = _create_ceph(args, 'pacific')
|
|
_write_repo(content, args.output_path)
|
|
elif repo == 'opstools':
|
|
content = OPSTOOLS_REPO_TEMPLATE % {'mirror': args.mirror}
|
|
_write_repo(content, args.output_path)
|
|
else:
|
|
raise InvalidArguments('Invalid repo "%s" specified' % repo)
|
|
|
|
distro = args.distro
|
|
# CentOS-8 AppStream is required for UBI-8
|
|
if distro == 'ubi8':
|
|
if not os.path.exists("/etc/distro.repos.d"):
|
|
print('WARNING: For UBI it is recommended to create '
|
|
'/etc/distro.repos.d and rerun!')
|
|
dp_exists = False
|
|
else:
|
|
dp_exists = True
|
|
if args.output_path == DEFAULT_OUTPUT_PATH and dp_exists:
|
|
distro_path = "/etc/distro.repos.d"
|
|
else:
|
|
distro_path = args.output_path
|
|
# TODO: Remove it once bugs are fixed
|
|
# Add extra options to APPSTREAM_REPO_TEMPLATE because of
|
|
# rhbz/1961558 and lpbz/1929634
|
|
extra = ''
|
|
if args.branch in ['train', 'ussuri', 'victoria']:
|
|
extra = 'exclude=edk2-ovmf-20200602gitca407c7246bf-5*'
|
|
content = APPSTREAM_REPO_TEMPLATE % {'mirror': args.mirror,
|
|
'extra': extra}
|
|
_write_repo(content, distro_path)
|
|
content = BASE_REPO_TEMPLATE % {'mirror': args.mirror}
|
|
_write_repo(content, distro_path)
|
|
distro = 'centos8' # switch it to continue as centos8 distro
|
|
|
|
# HA, Powertools are required for CentOS-8
|
|
if distro == 'centos8':
|
|
stream = '8'
|
|
if args.stream and not args.no_stream:
|
|
stream = stream + '-stream'
|
|
content = HIGHAVAILABILITY_REPO_TEMPLATE % {'mirror': args.mirror,
|
|
'stream': stream}
|
|
_write_repo(content, args.output_path)
|
|
content = POWERTOOLS_REPO_TEMPLATE % {'mirror': args.mirror,
|
|
'stream': stream}
|
|
_write_repo(content, args.output_path)
|
|
|
|
|
|
def _run_pkg_clean(distro):
|
|
pkg_mgr = 'yum' if distro == 'centos7' else 'dnf'
|
|
try:
|
|
subprocess.check_call([pkg_mgr, 'clean', 'metadata'])
|
|
except subprocess.CalledProcessError:
|
|
print('ERROR: Failed to clean yum metadata.')
|
|
raise
|
|
|
|
|
|
def main():
|
|
distro_id, distro_major_version_id, distro_name = _get_distro()
|
|
args = _parse_args(distro_id, distro_major_version_id)
|
|
_validate_args(args, distro_name, distro_major_version_id)
|
|
base_path = _get_base_path(args)
|
|
if (distro_name.lower(), distro_major_version_id) == ("centos", "7"):
|
|
_install_priorities()
|
|
_remove_existing(args)
|
|
_install_repos(args, base_path)
|
|
_run_pkg_clean(args.distro)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|