234 lines
10 KiB
Python
Executable File
234 lines
10 KiB
Python
Executable File
#!/usr/bin/python3
|
|
|
|
import sys
|
|
sys.path.append("debian/lib/python")
|
|
|
|
from debian_linux.config import ConfigCoreDump
|
|
from debian_linux.debian import Changelog, PackageDescription, VersionLinux, \
|
|
Package, PackageRelationGroup
|
|
from debian_linux.gencontrol import Gencontrol as Base, merge_packages
|
|
from debian_linux.utils import Templates, read_control
|
|
|
|
import os.path, re, codecs, io, json, subprocess, time
|
|
|
|
class Gencontrol(Base):
|
|
def __init__(self, arch):
|
|
super(Gencontrol, self).__init__(
|
|
ConfigCoreDump(fp = open('debian/config.defines.dump', 'rb')),
|
|
Templates(['debian/signing_templates', 'debian/templates']))
|
|
|
|
image_binary_version = self.changelog[0].version.complete
|
|
|
|
config_entry = self.config['version',]
|
|
self.version = VersionLinux(config_entry['source'])
|
|
|
|
# Check config version matches changelog version
|
|
assert self.version.complete == re.sub(r'\+b\d+$', r'',
|
|
image_binary_version)
|
|
|
|
self.abiname = config_entry['abiname']
|
|
self.vars = {
|
|
'upstreamversion': self.version.linux_upstream,
|
|
'version': self.version.linux_version,
|
|
'source_upstream': self.version.upstream,
|
|
'abiname': self.abiname,
|
|
'imagebinaryversion': image_binary_version,
|
|
'imagesourceversion': self.version.complete,
|
|
'arch': arch,
|
|
}
|
|
|
|
self.template_top_dir = ('debian/linux-image-%(arch)s-signed-template/usr/share/code-signing/linux-image-%(arch)s-signed-template' %
|
|
self.vars)
|
|
self.template_debian_dir = self.template_top_dir + '/source-template/debian'
|
|
os.makedirs(self.template_debian_dir, exist_ok=True)
|
|
|
|
self.image_packages = []
|
|
|
|
def _substitute_file(self, template, vars, target, append=False):
|
|
with codecs.open(target, 'a' if append else 'w', 'utf-8') as f:
|
|
f.write(self.substitute(self.templates[template], vars))
|
|
|
|
def do_main_setup(self, vars, makeflags, extra):
|
|
makeflags['VERSION'] = self.version.linux_version
|
|
makeflags['GENCONTROL_ARGS'] = (
|
|
'-v%(imagebinaryversion)s -DBuilt-Using="linux (= %(imagesourceversion)s)"' % vars)
|
|
makeflags['PACKAGE_VERSION'] = vars['imagebinaryversion']
|
|
|
|
def do_main_packages(self, packages, vars, makeflags, extra):
|
|
# Assume that arch:all packages do not get binNMU'd
|
|
packages['source']['Build-Depends'].append(
|
|
'linux-support-%(abiname)s (= %(imagesourceversion)s)' % vars)
|
|
|
|
def do_main_recurse(self, packages, makefile, vars, makeflags, extra):
|
|
# Each signed source package only covers a single architecture
|
|
self.do_arch(packages, makefile, self.vars['arch'], vars.copy(), makeflags.copy(), extra)
|
|
|
|
def do_extra(self, packages, makefile):
|
|
pass
|
|
|
|
def do_arch_setup(self, vars, makeflags, arch, extra):
|
|
super(Gencontrol, self).do_main_setup(vars, makeflags, extra)
|
|
|
|
if self.version.linux_modifier is None:
|
|
abiname_part = '-%s' % self.config.merge('abi', arch)['abiname']
|
|
else:
|
|
abiname_part = ''
|
|
makeflags['ABINAME'] = vars['abiname'] = \
|
|
self.config['version', ]['abiname_base'] + abiname_part
|
|
|
|
def do_arch_packages(self, packages, makefile, arch, vars, makeflags, extra):
|
|
if os.getenv('DEBIAN_KERNEL_DISABLE_INSTALLER'):
|
|
if self.changelog[0].distribution == 'UNRELEASED':
|
|
import warnings
|
|
warnings.warn('Disable installer modules on request (DEBIAN_KERNEL_DISABLE_INSTALLER set)')
|
|
else:
|
|
raise RuntimeError('Unable to disable installer modules in release build (DEBIAN_KERNEL_DISABLE_INSTALLER set)')
|
|
elif (self.config.merge('packages').get('installer', True) and
|
|
self.config.merge('build', arch).get('signed-code', False)):
|
|
# Add udebs using kernel-wedge
|
|
installer_def_dir = 'debian/installer'
|
|
installer_arch_dir = os.path.join(installer_def_dir, arch)
|
|
if os.path.isdir(installer_arch_dir):
|
|
kw_env = os.environ.copy()
|
|
kw_env['KW_DEFCONFIG_DIR'] = installer_def_dir
|
|
kw_env['KW_CONFIG_DIR'] = installer_arch_dir
|
|
kw_proc = subprocess.Popen(
|
|
['kernel-wedge', 'gen-control', vars['abiname']],
|
|
stdout=subprocess.PIPE,
|
|
env=kw_env)
|
|
if not isinstance(kw_proc.stdout, io.IOBase):
|
|
udeb_packages = read_control(io.open(kw_proc.stdout.fileno(), closefd=False))
|
|
else:
|
|
udeb_packages = read_control(io.TextIOWrapper(kw_proc.stdout))
|
|
kw_proc.wait()
|
|
if kw_proc.returncode != 0:
|
|
raise RuntimeError('kernel-wedge exited with code %d' %
|
|
kw_proc.returncode)
|
|
|
|
merge_packages(packages, udeb_packages, arch)
|
|
|
|
# These packages must be built after the per-flavour/
|
|
# per-featureset packages. Also, this won't work
|
|
# correctly with an empty package list.
|
|
if udeb_packages:
|
|
makefile.add(
|
|
'binary-arch_%s' % arch,
|
|
cmds=["$(MAKE) -f debian/rules.real install-udeb_%s %s "
|
|
"PACKAGE_NAMES='%s'" %
|
|
(arch, makeflags,
|
|
' '.join(p['Package'] for p in udeb_packages))])
|
|
|
|
def do_flavour_setup(self, vars, makeflags, arch, featureset, flavour, extra):
|
|
super(Gencontrol, self).do_flavour_setup(vars, makeflags, arch, featureset, flavour, extra)
|
|
|
|
config_image = self.config.merge('image', arch, featureset, flavour)
|
|
makeflags['IMAGE_INSTALL_STEM'] = vars['image-stem'] = config_image.get('install-stem')
|
|
|
|
def do_flavour_packages(self, packages, makefile, arch, featureset, flavour, vars, makeflags, extra):
|
|
if not (self.config.merge('build', arch, featureset, flavour)
|
|
.get('signed-code', False)):
|
|
return
|
|
|
|
image_suffix = '%(abiname)s%(localversion)s' % vars
|
|
image_package_name = 'linux-image-%s-unsigned' % image_suffix
|
|
self.image_packages.append((image_suffix, image_package_name))
|
|
|
|
# Verify that this flavour is configured to support Secure Boot
|
|
with open('debian/%s/boot/config-%s' %
|
|
(image_package_name, image_suffix)) as f:
|
|
kconfig = f.readlines()
|
|
assert 'CONFIG_EFI_STUB=y\n' in kconfig
|
|
assert 'CONFIG_LOCK_DOWN_IN_EFI_SECURE_BOOT=y\n' in kconfig
|
|
|
|
packages['source']['Build-Depends'].append(
|
|
image_package_name +
|
|
' (= %(imagebinaryversion)s) [%(arch)s]' % vars)
|
|
|
|
packages_signed = self.process_packages(
|
|
self.templates['control.image'], vars)
|
|
|
|
for package in packages_signed:
|
|
name = package['Package']
|
|
if name in packages:
|
|
package = packages.get(name)
|
|
package['Architecture'].add(arch)
|
|
else:
|
|
package['Architecture'] = arch
|
|
packages.append(package)
|
|
|
|
cmds_binary_arch = []
|
|
for i in packages_signed:
|
|
cmds_binary_arch += ["$(MAKE) -f debian/rules.real install-signed PACKAGE_NAME='%s' %s" % (i['Package'], makeflags)]
|
|
makefile.add('binary-arch_%s_%s_%s_real' % (arch, featureset, flavour), cmds = cmds_binary_arch)
|
|
|
|
for name in ['postinst', 'postrm', 'preinst', 'prerm']:
|
|
self._substitute_file('image.%s' % name, vars,
|
|
self.template_debian_dir +
|
|
'/linux-image-%s%s.%s' %
|
|
(vars['abiname'], vars['localversion'], name))
|
|
|
|
def write(self, packages, makefile):
|
|
self.write_changelog()
|
|
self.write_control(packages.values(),
|
|
name=(self.template_debian_dir + '/control'))
|
|
self.write_makefile(makefile,
|
|
name=(self.template_debian_dir + '/rules.gen'))
|
|
self.write_files_json()
|
|
|
|
def write_changelog(self):
|
|
changelog_text = self.substitute(self.templates['changelog.in'],
|
|
self.vars)
|
|
changelog = Changelog(file=io.StringIO(changelog_text))
|
|
|
|
# We need to insert a new version entry.
|
|
# Take the distribution and urgency from the linux changelog, and
|
|
# the base version from the changelog template.
|
|
vars = self.vars.copy()
|
|
vars['distribution'] = self.changelog[0].distribution
|
|
vars['urgency'] = self.changelog[0].urgency
|
|
vars['maintainer'] = self.changelog[0].maintainer
|
|
vars['date'] = self.changelog[0].date
|
|
vars['signedsourceversion'] = (changelog[0].version.complete + '+' +
|
|
re.sub(r'-', r'+',
|
|
vars['imagebinaryversion']))
|
|
|
|
with codecs.open(self.template_debian_dir + '/changelog', 'w', 'utf-8') as f:
|
|
f.write(self.substitute('''\
|
|
linux-signed-@arch@ (@signedsourceversion@) @distribution@; urgency=@urgency@
|
|
|
|
* Update to linux @imagebinaryversion@
|
|
|
|
-- @maintainer@ @date@
|
|
|
|
''',
|
|
vars))
|
|
f.write(changelog_text)
|
|
|
|
def write_files_json(self):
|
|
# Can't raise from a lambda function :-(
|
|
def raise_func(e):
|
|
raise e
|
|
|
|
all_files = {}
|
|
|
|
for image_suffix, image_package_name in self.image_packages:
|
|
package_dir = 'debian/%s' % image_package_name
|
|
package_files = []
|
|
package_files.append({'sig_type': 'efi',
|
|
'file': 'boot/vmlinuz-%s' % image_suffix})
|
|
for root, dirs, files in os.walk('%s/lib/modules' % package_dir,
|
|
onerror=raise_func):
|
|
for name in files:
|
|
if name.endswith('.ko'):
|
|
package_files.append(
|
|
{'sig_type': 'linux-module',
|
|
'file': '%s/%s' %
|
|
(root[len(package_dir) + 1 :], name)})
|
|
all_files[image_package_name] = {'files': package_files}
|
|
|
|
with codecs.open(self.template_top_dir + '/files.json', 'w') as f:
|
|
json.dump(all_files, f)
|
|
|
|
if __name__ == '__main__':
|
|
Gencontrol(sys.argv[1])()
|