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Tom
2018-06-12 21:01:05 +02:00
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"""SCons.Tool.Packaging.rpm
The rpm packager.
"""
#
# Copyright (c) 2001 - 2017 The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
__revision__ = "src/engine/SCons/Tool/packaging/rpm.py rel_3.0.0:4395:8972f6a2f699 2017/09/18 12:59:24 bdbaddog"
import os
import SCons.Builder
import SCons.Tool.rpmutils
from SCons.Environment import OverrideEnvironment
from SCons.Tool.packaging import stripinstallbuilder, src_targz
from SCons.Errors import UserError
def package(env, target, source, PACKAGEROOT, NAME, VERSION,
PACKAGEVERSION, DESCRIPTION, SUMMARY, X_RPM_GROUP, LICENSE,
**kw):
# initialize the rpm tool
SCons.Tool.Tool('rpm').generate(env)
bld = env['BUILDERS']['Rpm']
# Generate a UserError whenever the target name has been set explicitly,
# since rpm does not allow for controlling it. This is detected by
# checking if the target has been set to the default by the Package()
# Environment function.
if str(target[0])!="%s-%s"%(NAME, VERSION):
raise UserError( "Setting target is not supported for rpm." )
else:
# This should be overridable from the construction environment,
# which it is by using ARCHITECTURE=.
buildarchitecture = SCons.Tool.rpmutils.defaultMachine()
if 'ARCHITECTURE' in kw:
buildarchitecture = kw['ARCHITECTURE']
fmt = '%s-%s-%s.%s.rpm'
srcrpm = fmt % (NAME, VERSION, PACKAGEVERSION, 'src')
binrpm = fmt % (NAME, VERSION, PACKAGEVERSION, buildarchitecture)
target = [ srcrpm, binrpm ]
# get the correct arguments into the kw hash
loc=locals()
del loc['kw']
kw.update(loc)
del kw['source'], kw['target'], kw['env']
# if no "SOURCE_URL" tag is given add a default one.
if 'SOURCE_URL' not in kw:
kw['SOURCE_URL']=(str(target[0])+".tar.gz").replace('.rpm', '')
# mangle the source and target list for the rpmbuild
env = OverrideEnvironment(env, kw)
target, source = stripinstallbuilder(target, source, env)
target, source = addspecfile(target, source, env)
target, source = collectintargz(target, source, env)
# now call the rpm builder to actually build the packet.
return bld(env, target, source, **kw)
def collectintargz(target, source, env):
""" Puts all source files into a tar.gz file. """
# the rpm tool depends on a source package, until this is changed
# this hack needs to be here that tries to pack all sources in.
sources = env.FindSourceFiles()
# filter out the target we are building the source list for.
sources = [s for s in sources if s not in target]
# find the .spec file for rpm and add it since it is not necessarily found
# by the FindSourceFiles function.
sources.extend( [s for s in source if str(s).rfind('.spec')!=-1] )
# sort to keep sources from changing order across builds
sources.sort()
# as the source contains the url of the source package this rpm package
# is built from, we extract the target name
tarball = (str(target[0])+".tar.gz").replace('.rpm', '')
try:
tarball = env['SOURCE_URL'].split('/')[-1]
except KeyError as e:
raise SCons.Errors.UserError( "Missing PackageTag '%s' for RPM packager" % e.args[0] )
tarball = src_targz.package(env, source=sources, target=tarball,
PACKAGEROOT=env['PACKAGEROOT'], )
return (target, tarball)
def addspecfile(target, source, env):
specfile = "%s-%s" % (env['NAME'], env['VERSION'])
bld = SCons.Builder.Builder(action = build_specfile,
suffix = '.spec',
target_factory = SCons.Node.FS.File)
source.extend(bld(env, specfile, source))
return (target,source)
def build_specfile(target, source, env):
""" Builds a RPM specfile from a dictionary with string metadata and
by analyzing a tree of nodes.
"""
file = open(target[0].get_abspath(), 'w')
try:
file.write( build_specfile_header(env) )
file.write( build_specfile_sections(env) )
file.write( build_specfile_filesection(env, source) )
file.close()
# call a user specified function
if 'CHANGE_SPECFILE' in env:
env['CHANGE_SPECFILE'](target, source)
except KeyError as e:
raise SCons.Errors.UserError( '"%s" package field for RPM is missing.' % e.args[0] )
#
# mandatory and optional package tag section
#
def build_specfile_sections(spec):
""" Builds the sections of a rpm specfile.
"""
str = ""
mandatory_sections = {
'DESCRIPTION' : '\n%%description\n%s\n\n', }
str = str + SimpleTagCompiler(mandatory_sections).compile( spec )
optional_sections = {
'DESCRIPTION_' : '%%description -l %s\n%s\n\n',
'CHANGELOG' : '%%changelog\n%s\n\n',
'X_RPM_PREINSTALL' : '%%pre\n%s\n\n',
'X_RPM_POSTINSTALL' : '%%post\n%s\n\n',
'X_RPM_PREUNINSTALL' : '%%preun\n%s\n\n',
'X_RPM_POSTUNINSTALL' : '%%postun\n%s\n\n',
'X_RPM_VERIFY' : '%%verify\n%s\n\n',
# These are for internal use but could possibly be overridden
'X_RPM_PREP' : '%%prep\n%s\n\n',
'X_RPM_BUILD' : '%%build\n%s\n\n',
'X_RPM_INSTALL' : '%%install\n%s\n\n',
'X_RPM_CLEAN' : '%%clean\n%s\n\n',
}
# Default prep, build, install and clean rules
# TODO: optimize those build steps, to not compile the project a second time
if 'X_RPM_PREP' not in spec:
spec['X_RPM_PREP'] = '[ -n "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != / ] && rm -rf "$RPM_BUILD_ROOT"' + '\n%setup -q'
if 'X_RPM_BUILD' not in spec:
spec['X_RPM_BUILD'] = '[ ! -e "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != / ] && mkdir "$RPM_BUILD_ROOT"'
if 'X_RPM_INSTALL' not in spec:
spec['X_RPM_INSTALL'] = 'scons --install-sandbox="$RPM_BUILD_ROOT" "$RPM_BUILD_ROOT"'
if 'X_RPM_CLEAN' not in spec:
spec['X_RPM_CLEAN'] = '[ -n "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != / ] && rm -rf "$RPM_BUILD_ROOT"'
str = str + SimpleTagCompiler(optional_sections, mandatory=0).compile( spec )
return str
def build_specfile_header(spec):
""" Builds all sections but the %file of a rpm specfile
"""
str = ""
# first the mandatory sections
mandatory_header_fields = {
'NAME' : '%%define name %s\nName: %%{name}\n',
'VERSION' : '%%define version %s\nVersion: %%{version}\n',
'PACKAGEVERSION' : '%%define release %s\nRelease: %%{release}\n',
'X_RPM_GROUP' : 'Group: %s\n',
'SUMMARY' : 'Summary: %s\n',
'LICENSE' : 'License: %s\n', }
str = str + SimpleTagCompiler(mandatory_header_fields).compile( spec )
# now the optional tags
optional_header_fields = {
'VENDOR' : 'Vendor: %s\n',
'X_RPM_URL' : 'Url: %s\n',
'SOURCE_URL' : 'Source: %s\n',
'SUMMARY_' : 'Summary(%s): %s\n',
'X_RPM_DISTRIBUTION' : 'Distribution: %s\n',
'X_RPM_ICON' : 'Icon: %s\n',
'X_RPM_PACKAGER' : 'Packager: %s\n',
'X_RPM_GROUP_' : 'Group(%s): %s\n',
'X_RPM_REQUIRES' : 'Requires: %s\n',
'X_RPM_PROVIDES' : 'Provides: %s\n',
'X_RPM_CONFLICTS' : 'Conflicts: %s\n',
'X_RPM_BUILDREQUIRES' : 'BuildRequires: %s\n',
'X_RPM_SERIAL' : 'Serial: %s\n',
'X_RPM_EPOCH' : 'Epoch: %s\n',
'X_RPM_AUTOREQPROV' : 'AutoReqProv: %s\n',
'X_RPM_EXCLUDEARCH' : 'ExcludeArch: %s\n',
'X_RPM_EXCLUSIVEARCH' : 'ExclusiveArch: %s\n',
'X_RPM_PREFIX' : 'Prefix: %s\n',
# internal use
'X_RPM_BUILDROOT' : 'BuildRoot: %s\n', }
# fill in default values:
# Adding a BuildRequires renders the .rpm unbuildable under System, which
# are not managed by rpm, since the database to resolve this dependency is
# missing (take Gentoo as an example)
# if not s.has_key('x_rpm_BuildRequires'):
# s['x_rpm_BuildRequires'] = 'scons'
if 'X_RPM_BUILDROOT' not in spec:
spec['X_RPM_BUILDROOT'] = '%{_tmppath}/%{name}-%{version}-%{release}'
str = str + SimpleTagCompiler(optional_header_fields, mandatory=0).compile( spec )
return str
#
# mandatory and optional file tags
#
def build_specfile_filesection(spec, files):
""" builds the %file section of the specfile
"""
str = '%files\n'
if 'X_RPM_DEFATTR' not in spec:
spec['X_RPM_DEFATTR'] = '(-,root,root)'
str = str + '%%defattr %s\n' % spec['X_RPM_DEFATTR']
supported_tags = {
'PACKAGING_CONFIG' : '%%config %s',
'PACKAGING_CONFIG_NOREPLACE' : '%%config(noreplace) %s',
'PACKAGING_DOC' : '%%doc %s',
'PACKAGING_UNIX_ATTR' : '%%attr %s',
'PACKAGING_LANG_' : '%%lang(%s) %s',
'PACKAGING_X_RPM_VERIFY' : '%%verify %s',
'PACKAGING_X_RPM_DIR' : '%%dir %s',
'PACKAGING_X_RPM_DOCDIR' : '%%docdir %s',
'PACKAGING_X_RPM_GHOST' : '%%ghost %s', }
for file in files:
# build the tagset
tags = {}
for k in list(supported_tags.keys()):
try:
v = file.GetTag(k)
if v:
tags[k] = v
except AttributeError:
pass
# compile the tagset
str = str + SimpleTagCompiler(supported_tags, mandatory=0).compile( tags )
str = str + ' '
str = str + file.GetTag('PACKAGING_INSTALL_LOCATION')
str = str + '\n\n'
return str
class SimpleTagCompiler(object):
""" This class is a simple string substition utility:
the replacement specfication is stored in the tagset dictionary, something
like:
{ "abc" : "cdef %s ",
"abc_" : "cdef %s %s" }
the compile function gets a value dictionary, which may look like:
{ "abc" : "ghij",
"abc_gh" : "ij" }
The resulting string will be:
"cdef ghij cdef gh ij"
"""
def __init__(self, tagset, mandatory=1):
self.tagset = tagset
self.mandatory = mandatory
def compile(self, values):
""" Compiles the tagset and returns a str containing the result
"""
def is_international(tag):
return tag.endswith('_')
def get_country_code(tag):
return tag[-2:]
def strip_country_code(tag):
return tag[:-2]
replacements = list(self.tagset.items())
str = ""
domestic = [t for t in replacements if not is_international(t[0])]
for key, replacement in domestic:
try:
str = str + replacement % values[key]
except KeyError as e:
if self.mandatory:
raise e
international = [t for t in replacements if is_international(t[0])]
for key, replacement in international:
try:
x = [t for t in values.items() if strip_country_code(t[0]) == key]
int_values_for_key = [(get_country_code(t[0]),t[1]) for t in x]
for v in int_values_for_key:
str = str + replacement % v
except KeyError as e:
if self.mandatory:
raise e
return str
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4: