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# software-properties cloud-archive support
#
# Copyright (c) 2013 Canonical Ltd.
#
# Author: Scott Moser <smoser@ubuntu.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import os
import subprocess
from gettext import gettext as _
from softwareproperties.shortcuthandler import (ShortcutHandler, ShortcutException,
InvalidShortcutException)
from softwareproperties.sourceslist import SourcesListShortcutHandler
from softwareproperties.uri import URIShortcutHandler
from urllib.parse import urlparse
RELEASE_MAP = {
'folsom': 'precise',
'grizzly': 'precise',
'havana': 'precise',
'icehouse': 'precise',
'juno': 'trusty',
'kilo': 'trusty',
'liberty': 'trusty',
'mitaka': 'trusty',
'newton': 'xenial',
'ocata': 'xenial',
'pike': 'xenial',
'queens': 'xenial',
'rocky': 'bionic',
'stein': 'bionic',
'train': 'bionic',
'ussuri': 'bionic',
'victoria': 'focal',
'wallaby': 'focal',
'xena': 'focal',
'yoga': 'focal',
'zed': 'jammy',
'antelope': 'jammy',
'bobcat': 'jammy',
'caracal': 'jammy',
'dalmatian': 'noble',
'epoxy': 'noble',
}
UCA = "Ubuntu Cloud Archive"
WEB_LINK = 'https://wiki.ubuntu.com/OpenStack/CloudArchive'
UCA_ARCHIVE = "http://ubuntu-cloud.archive.canonical.com/ubuntu"
UCA_PREFIXES = ['cloud-archive', 'uca']
UCA_VALID_POCKETS = ['updates', 'proposed']
UCA_DEFAULT_POCKET = UCA_VALID_POCKETS[0]
UCA_KEYRING_PACKAGE = 'ubuntu-cloud-keyring'
class CloudArchiveShortcutHandler(ShortcutHandler):
def __init__(self, shortcut, **kwargs):
super(CloudArchiveShortcutHandler, self).__init__(shortcut, **kwargs)
self.caname = None
# one of these will set caname and pocket, and maybe _source_entry
if not any((self._match_uca(shortcut),
self._match_uri(shortcut),
self._match_sourceslist(shortcut))):
msg = (_("not a valid cloud-archive format: '%s'") % shortcut)
raise InvalidShortcutException(msg)
self.caname = self.caname.lower()
self._filebase = "cloudarchive-%s" % self.caname
self.pocket = self.pocket.lower()
if not self.pocket in UCA_VALID_POCKETS:
msg = (_("not a valid cloud-archive pocket: '%s'") % self.pocket)
raise ShortcutException(msg)
if not self.caname in RELEASE_MAP:
msg = (_("not a valid cloud-archive: '%s'") % self.caname)
raise ShortcutException(msg)
codename = RELEASE_MAP[self.caname]
validnames = set((codename, os.getenv("CA_ALLOW_CODENAME") or codename))
if self.codename not in validnames:
msg = (_("cloud-archive for %s only supported on %s") %
(self.caname.capitalize(), codename.capitalize()))
raise ShortcutException(msg)
self._description = f'{UCA} for OpenStack {self.caname.capitalize()}'
if self.pocket == 'proposed':
self._description += ' [proposed]'
if not self._source_entry:
dist = f'{self.codename}-{self.pocket}/{self.caname}'
comps = ' '.join(self.components) or 'main'
line = f'{self.binary_type} {UCA_ARCHIVE} {dist} {comps}'
self._set_source_entry(line)
@property
def description(self):
return self._description
@property
def web_link(self):
return WEB_LINK
def add_key(self):
# UCA provides its repo keys in a package
subprocess.run(f'apt-get install -y {UCA_KEYRING_PACKAGE}'.split(), check=True)
def _encode_filebase(self, suffix=None):
# ignore suffix
return super(CloudArchiveShortcutHandler, self)._encode_filebase()
def _match_uca(self, shortcut):
(prefix, _, uca) = shortcut.rpartition(':')
if not prefix.lower() in UCA_PREFIXES:
return False
(caname, _, pocket) = uca.partition('-')
if not caname:
return False
self.caname = caname
self.pocket = pocket or self.pocket or UCA_DEFAULT_POCKET
return True
def _match_uri(self, shortcut):
try:
return self._match_handler(URIShortcutHandler(shortcut))
except InvalidShortcutException:
return False
def _match_sourceslist(self, shortcut):
try:
return self._match_handler(SourcesListShortcutHandler(shortcut))
except InvalidShortcutException:
return False
def _match_handler(self, handler):
parsed = urlparse(handler.SourceEntry().uri)
if parsed.hostname != urlparse(UCA_ARCHIVE).hostname:
return False
(codename, _, caname) = handler.SourceEntry().dist.partition('/')
(codename, _, pocket) = codename.partition('-')
if not all((codename, caname)):
return False
self.caname = caname
self.pocket = pocket or self.pocket or UCA_DEFAULT_POCKET
self._set_source_entry(handler.SourceEntry().line)
return True
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