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# vim: set fileencoding=utf-8 :
#
# (C) 2012 Intel Corporation <markus.lehtonen@linux.intel.com>
# 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
"""Default packaging policy for RPM"""
import re
from gbp.pkg import PkgPolicy, parse_archive_filename
class RpmPkgPolicy(PkgPolicy):
"""Packaging policy for RPM"""
# Special rpmlib python module for GBP (only)
python_rpmlib_module_name = "rpm"
alnum = 'a-zA-Z0-9'
# Valid characters for RPM pkg name
name_whitelist_chars = '._+%{}\-'
# Valid characters for RPM pkg version
version_whitelist_chars = '._+%{}~'
# Regexp for checking the validity of package name
packagename_re = re.compile("^[%s][%s%s]+$" %
(alnum, alnum, name_whitelist_chars))
packagename_msg = ("Package names must be at least two characters long, "
"start with an alphanumeric and can only contain "
"alphanumerics or characters in %s" %
list(name_whitelist_chars))
# Regexp for checking the validity of package (upstream) version
upstreamversion_re = re.compile("^[0-9][%s%s]*$" %
(alnum, version_whitelist_chars))
upstreamversion_msg = ("Upstream version numbers must start with a digit "
"and can only containg alphanumerics or characters "
"in %s" % list(version_whitelist_chars))
@classmethod
def is_valid_orig_archive(cls, filename):
"""
Is this a valid orig source archive
@param filename: upstream source archive filename
@type filename: C{str}
@return: true if valid upstream source archive filename
@rtype: C{bool}
>>> RpmPkgPolicy.is_valid_orig_archive("foo/bar_baz.tar.gz")
True
>>> RpmPkgPolicy.is_valid_orig_archive("foo.bar.tar")
True
>>> RpmPkgPolicy.is_valid_orig_archive("foo.bar")
False
>>> RpmPkgPolicy.is_valid_orig_archive("foo.gz")
False
"""
_base, arch_fmt, _compression = parse_archive_filename(filename)
if arch_fmt:
return True
return False
@classmethod
def split_full_version(cls, version):
"""
Parse full version string and split it into individual "version
components", i.e. upstreamversion, epoch and release
@param version: full version of a package
@type version: C{str}
@return: individual version components
@rtype: C{dict}
>>> RpmPkgPolicy.split_full_version("1")
{'release': None, 'epoch': None, 'upstreamversion': '1'}
>>> RpmPkgPolicy.split_full_version("1.2.3-5.3")
{'release': '5.3', 'epoch': None, 'upstreamversion': '1.2.3'}
>>> RpmPkgPolicy.split_full_version("3:1.2.3")
{'release': None, 'epoch': '3', 'upstreamversion': '1.2.3'}
>>> RpmPkgPolicy.split_full_version("3:1-0")
{'release': '0', 'epoch': '3', 'upstreamversion': '1'}
"""
epoch = None
upstreamversion = None
release = None
e_vr = version.split(":", 1)
if len(e_vr) == 1:
v_r = e_vr[0].split("-", 1)
else:
epoch = e_vr[0]
v_r = e_vr[1].split("-", 1)
upstreamversion = v_r[0]
if len(v_r) > 1:
release = v_r[1]
return {'epoch': epoch,
'upstreamversion': upstreamversion,
'release': release}
@classmethod
def compose_full_version(cls, evr):
"""
Compose a full version string from individual "version components",
i.e. epoch, version and release
@param evr: dict of version components
@type evr: C{dict} of C{str}
@return: full version
@rtype: C{str}
>>> RpmPkgPolicy.compose_full_version({'epoch': '', 'upstreamversion': '1.0'})
'1.0'
>>> RpmPkgPolicy.compose_full_version({'epoch': '2', 'upstreamversion': '1.0', 'release': None})
'2:1.0'
>>> RpmPkgPolicy.compose_full_version({'epoch': None, 'upstreamversion': '1', 'release': '0'})
'1-0'
>>> RpmPkgPolicy.compose_full_version({'epoch': '2', 'upstreamversion': '1.0', 'release': '2.3'})
'2:1.0-2.3'
>>> RpmPkgPolicy.compose_full_version({'epoch': '2', 'upstreamversion': '', 'release': '2.3'})
"""
if 'upstreamversion' in evr and evr['upstreamversion']:
version = ""
if 'epoch' in evr and evr['epoch']:
version += "%s:" % evr['epoch']
version += evr['upstreamversion']
if 'release' in evr and evr['release']:
version += "-%s" % evr['release']
if version:
return version
return None
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