Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /lib/python2.7/site-packages/dnf/ |
# package.py
# Module defining the dnf.Package class.
#
# Copyright (C) 2012-2016 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties 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., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
""" Contains the dnf.Package class. """
from __future__ import absolute_import
from __future__ import unicode_literals
from dnf.i18n import _
import binascii
import dnf.rpm
import dnf.yum.misc
import hawkey
import logging
import os
logger = logging.getLogger("dnf")
class Package(hawkey.Package):
""" Represents a package. #:api """
def __init__(self, initobject, base):
super(Package, self).__init__(initobject)
self.base = base
self._priv_chksum = None
self._repo = None
self._priv_size = None
@property
def _chksum(self):
if self._priv_chksum:
return self._priv_chksum
if self._from_cmdline:
chksum_type = dnf.yum.misc.get_default_chksum_type()
chksum_val = dnf.yum.misc.checksum(chksum_type, self.location)
return (hawkey.chksum_type(chksum_type),
binascii.unhexlify(chksum_val))
return super(Package, self).chksum
@_chksum.setter
def _chksum(self, val):
self._priv_chksum = val
@property
def debug_name(self):
# :api
"""
returns name of debuginfo package for given package
e.g. kernel-PAE -> kernel-PAE-debuginfo
"""
return "{}-debuginfo".format(self.name)
@property
def _from_cmdline(self):
return self.reponame == hawkey.CMDLINE_REPO_NAME
@property
def _from_system(self):
return self.reponame == hawkey.SYSTEM_REPO_NAME
@property
def _from_repo(self):
pkgrepo = None
if self._from_system:
pkgrepo = self.base.history.repo(self)
else:
pkgrepo = {}
if pkgrepo:
return '@' + pkgrepo
return self.reponame
@property
def _header(self):
return dnf.rpm._header(self.localPkg())
@property
def _size(self):
if self._priv_size:
return self._priv_size
return super(Package, self).size
@_size.setter
def _size(self, val):
self._priv_size = val
@property
def source_debug_name(self):
# :api
"""
returns name of debuginfo package for source package of given package
e.g. krb5-libs -> krb5-debuginfo
"""
return "{}-debuginfo".format(self.source_name)
@property
def source_name(self):
# :api
"""
returns name of source package
e.g. krb5-libs -> krb5
"""
if self.sourcerpm is not None:
# trim suffix first
srcname = dnf.util.rtrim(self.sourcerpm, ".src.rpm")
# sourcerpm should be in form of name-version-release now, so we
# will strip the two rightmost parts separated by dash.
# Using rtrim with version and release of self is not sufficient
# because the package can have different version to the source
# package.
srcname = srcname.rsplit('-', 2)[0]
else:
srcname = None
return srcname
@property
def _pkgid(self):
if self.hdr_chksum is None:
return None
(_, chksum) = self.hdr_chksum
return binascii.hexlify(chksum)
@property # yum compatibility attribute
def idx(self):
""" Always type it to int, rpm bindings expect it like that. """
return int(self.rpmdbid)
@property # yum compatibility attribute
def repoid(self):
return self.reponame
@property # yum compatibility attribute
def pkgtup(self):
return (self.name, self.arch, str(self.e), self.v, self.r)
@property # yum compatibility attribute
def repo(self):
if self._repo:
return self._repo
return self.base.repos[self.reponame]
@repo.setter
def repo(self, val):
self._repo = val
@property # yum compatibility attribute
def relativepath(self):
return self.location
@property # yum compatibility attribute
def a(self):
return self.arch
@property # yum compatibility attribute
def e(self):
return self.epoch
@property # yum compatibility attribute
def v(self):
return self.version
@property # yum compatibility attribute
def r(self):
return self.release
@property # yum compatibility attribute
def ui_from_repo(self):
return self.reponame
# yum compatibility method
def evr_eq(self, pkg):
return self.evr_cmp(pkg) == 0
# yum compatibility method
def evr_gt(self, pkg):
return self.evr_cmp(pkg) > 0
# yum compatibility method
def evr_lt(self, pkg):
return self.evr_cmp(pkg) < 0
# yum compatibility method
def getDiscNum(self):
return self.medianr
# yum compatibility method
def localPkg(self):
""" Package's location in the filesystem.
For packages in remote repo returns where the package will be/has
been downloaded.
"""
if self._from_cmdline:
return self.location
loc = self.location
if not self.repo._repo.isLocal():
loc = os.path.basename(loc)
elif self.baseurl and self.baseurl.startswith('file://'):
return os.path.join(self.baseurl, loc.lstrip("/"))[7:]
return os.path.join(self.repo.pkgdir, loc.lstrip("/"))
def remote_location(self, schemes=('http', 'ftp', 'file', 'https')):
# :api
"""
The location from where the package can be downloaded from
:param schemes: list of allowed protocols. Default is ('http', 'ftp', 'file', 'https')
:return: location (string) or None
"""
def schemes_filter(url_list):
for url in url_list:
if schemes:
s = dnf.pycomp.urlparse.urlparse(url)[0]
if s in schemes:
return os.path.join(url, self.location.lstrip('/'))
else:
return os.path.join(url, self.location.lstrip('/'))
return None
if not self.location:
return None
mirrors = self.repo._repo.getMirrors()
if mirrors:
return schemes_filter(mirrors)
elif self.repo.baseurl:
return schemes_filter(self.repo.baseurl)
def _is_local_pkg(self):
if self.repoid == "@System":
return True
return self._from_cmdline or \
(self.repo._repo.isLocal() and (not self.baseurl or self.baseurl.startswith('file://')))
# yum compatibility method
def returnIdSum(self):
""" Return the chksum type and chksum string how the legacy yum expects
it.
"""
if self._chksum is None:
return (None, None)
(chksum_type, chksum) = self._chksum
return (hawkey.chksum_name(chksum_type), binascii.hexlify(chksum).decode())
# yum compatibility method
def verifyLocalPkg(self):
if self._from_system:
raise ValueError("Can not verify an installed package.")
if self._from_cmdline:
return True # local package always verifies against itself
(chksum_type, chksum) = self.returnIdSum()
real_sum = dnf.yum.misc.checksum(chksum_type, self.localPkg(),
datasize=self._size)
if real_sum != chksum:
logger.debug(_('%s: %s check failed: %s vs %s'),
self, chksum_type, real_sum, chksum)
return False
return True