support better rebuilds in gentoo
* run @golang-rebuild after upgrade of dev-lang/go * rebuild dependencies to updated go modules * run @rust-rebuild after upgrade of dev-lang/rust * run perl-cleaner after upgrade of dev-lang/perl * run @live-rebuild during upgrade
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176
sau/gentoo.py
176
sau/gentoo.py
@ -11,6 +11,7 @@ SYSTEMCTL='/usr/bin/systemctl'
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EMERGE_PATH='/usr/bin/emerge'
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EQUERY_PATH='/usr/bin/equery'
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EMAINT_PATH='/usr/sbin/emaint'
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PCLEAN_PATH='/usr/bin/perl-cleaner'
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GRUB_MKCONFIG='/usr/sbin/grub-mkconfig'
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# parsing output from eix -Ttnc
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@ -109,7 +110,8 @@ def _sync_portage():
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for line in err.splitlines():
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log.warning("stderr: {}".format(line))
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def is_system_package(atom):
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def is_system_package(atom, eclasses):
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log = logging.getLogger(sau.LOGNAME)
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name=re.sub(r'^[<=>]*(.*?)(?:-\d)?(?:::\w+)?$', r'\1', atom)
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# sys-boot/ category should probably always be considered
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@ -124,13 +126,20 @@ def is_system_package(atom):
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if re.search(r'^sys-libs/(glibc|musl)', name):
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return True
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# anything that requires boot-partition to be mounted should be considered
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# system packages. So far I've identified these eclasses that touches
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# boot/kernel:
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# * dist-kernel-utils
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# * linux-mod-r1
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# * kernel-install
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test_re = re.compile(r'^\s*inherit\s+.*(dist-kernel-utils|linux-mod|kernel-install)')
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if any([
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x in eclasses for x in [
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'dist-kernel-utils',
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'linux-mod',
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'kernel-install' ]
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]):
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return True
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return False
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def get_eclasses(atom):
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log = logging.getLogger(sau.LOGNAME)
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eclasses = []
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name=re.sub(r'^[<=>]*(.*?)(?:-\d)?(?:::\w+)?$', r'\1', atom)
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test_re = re.compile(r'^\s*inherit\s+')
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cmd=[ EQUERY_PATH, 'w', name ]
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ret, out, err = sau.helpers.exec_cmd(cmd)
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if not ret == 0:
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@ -144,11 +153,23 @@ def is_system_package(atom):
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return True
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with open(path, 'r', encoding='utf-8') as f:
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for line in f.readlines():
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if eclasses and eclasses[-1] == '\\':
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eclasses = eclasses[:-1]
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eclasses.extend(line.split())
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if re.search(test_re, line):
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return True
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if re.search(test_re, line):
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eclasses.extend(line.split()[1:])
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return False
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# Remove revisions from eclasses, hopefully makes it less messy if they get
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# updated
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eclasses = [sub(r'^(.*?)-r\d+', r'\1', x) for x in eclasses]
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return eclasses
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def get_dependencies(atom):
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cmd=[ EQUERY_PATH, '-q', 'd', '-F', '$cp', name ]
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ret, out, err = sau.helpers.exec_cmd(cmd)
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dependencies = [l.strip() for l in out.splitlines()]
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return dependencies
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def pkg_upgrade():
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@ -165,6 +186,7 @@ def pkg_upgrade():
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default_version_sens = conf.getint('default', 'version_sensitivity', fallback=1)
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## Query upgradeable packages
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cmd = [ EMERGE_PATH, '--color', 'n', '-uDNpq', '--with-bdeps=y', '@world' ]
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ret, out, err = sau.helpers.exec_cmd(cmd)
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@ -178,6 +200,7 @@ def pkg_upgrade():
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do_rebuild = True
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do_grub = False
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rebuild_packages = {}
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for line in out.splitlines():
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if re.match(ignore_re, line):
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continue
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@ -201,7 +224,12 @@ def pkg_upgrade():
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log.error('{} -- {} -> {} configured level {} > pkg level {}'.format(name, old, new, sens, common))
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do_rebuild = False
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if is_system_package(f'{name}-{new}'):
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nameversion = f'{name}-{new}'
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eclasses = get_eclasses(nameversion)
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rebuild_packages[name] = eclasses
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for package,eclasses in rebuild_packages:
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if is_system_package(package, eclasses):
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if do_system_upgrade:
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do_grub = True
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else:
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@ -210,6 +238,11 @@ def pkg_upgrade():
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if not do_rebuild:
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raise sau.errors.UpgradeError('Some packages require manual attention, did not upgrade')
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if not rebuild_packages:
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log.info('No packages to upgrade')
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return False
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## Actual upgrade
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cmd = [ EMERGE_PATH, '--color', 'n', '-uDNq', '--with-bdeps=y', '@world' ]
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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@ -226,22 +259,113 @@ def pkg_upgrade():
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if line.startswith(' * '):
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log.warning(line)
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cmd = [ EMERGE_PATH, '--color', 'n', '-q', '@preserved-rebuild' ]
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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# from here on we shouldn't need to rebuild the upgraded packages again
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exclude_list = '--exclude '.join(rebuild_packages.keys()).split()
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# Rebuild go
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go_packages = []
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cmd = None
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for package,eclasses in rebuild_packages.items():
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if 'go-module' in eclasses or package == 'dev-lang/go':
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go_packages.append(package)
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if 'dev-lang/go' in go_packages:
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log.info("Running golang-rebuild due to update of dev-lang/go")
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cmd = [
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EMERGE_PATH,
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'--color', 'n',
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'-q',
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'--usepkg-exclude', '*/*',
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'@golang-rebuild',
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'--exclude' ] + exclude_list
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elif go_packages:
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dependencies = []
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for package in go_packages:
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dependencies.append(get_dependencies(package))
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dependencies = set(dependencies)
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upgraded = set(rebuild_packages.keys())
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not_upgraded = dependencies-upgraded
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if not_upgraded:
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log.info(f'Rebuilding packages dependant of go modules {", ".join(go_packages)}')
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cmd = [
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EMERGE_PATH,
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'--color', 'n',
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'-q',
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'--usepkg-exclude', '*/*'] + not_upgraded
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if cmd:
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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if ret != 0 or err:
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log.error('preserved-rebuild returned {}'.format(ret))
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log.error('Rebuild of go packages returned {}'.format(ret))
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for line in out.splitlines():
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log.error('stdout: {}'.format(line))
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for line in err.splitlines():
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log.error('stderr: {}'.format(line))
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raise sau.errors.UpgradeError(f'Error during preserved-rebuild')
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raise sau.errors.UpgradeError(f'Error during go rebuild')
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else:
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log.info('preserved-rebuild complete')
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log.info('go rebuild complete')
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for line in out.splitlines():
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if line.startswith(' * '):
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log.warning(line)
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# rebuild rust
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if 'dev-lang/rust' in rebuild_packages:
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log.info("Running rust-rebuild due to update of dev-lang/rust")
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cmd = [
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EMERGE_PATH,
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'--color', 'n',
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'-q',
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'--usepkg-exclude', '*/*',
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'@rust-rebuild',
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'--exclude' ] + exclude_list
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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if ret != 0 or err:
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log.error('Rebuild of rust packages returned {}'.format(ret))
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for line in out.splitlines():
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log.error('stdout: {}'.format(line))
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for line in err.splitlines():
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log.error('stderr: {}'.format(line))
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raise sau.errors.UpgradeError(f'Error during rust rebuild')
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else:
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log.info('rust rebuild complete')
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for line in out.splitlines():
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if line.startswith(' * '):
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log.warning(line)
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# run perl-cleaner
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if 'dev-lang/perl' in rebuild_packages:
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log.info("Running perl-cleaner due to perl upgrade")
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cmd = [ PCLEAN_PATH, '--all', '--', '-q', '--usepkg-exclude', '*/*']
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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if ret != 0 or err:
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log.error('perl-cleaner failed with code {}'.format(ret))
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for line in out.splitlines():
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log.error('stdout: {}'.format(line))
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for line in err.splitlines():
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log.error('stderr: {}'.format(line))
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raise sau.errors.UpgradeError(f'Error during perl-cleaner')
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else:
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log.info('perl-cleaner complete')
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for line in out.splitlines():
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if line.startswith(' * '):
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log.warning(line)
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# rebuild live packages
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cmd = [ EMERGE_PATH, '--color', 'n', '-q', '--usepkg-exclude', '*/*', '@live-rebuild' ]
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=3600)
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if ret != 0 or err:
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log.error('live-rebuild returned {}'.format(ret))
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for line in out.splitlines():
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log.error('stdout: {}'.format(line))
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for line in err.splitlines():
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log.error('stderr: {}'.format(line))
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raise sau.errors.UpgradeError(f'Error during live-rebuild')
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else:
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log.info('live-rebuild complete')
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for line in out.splitlines():
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if line.startswith(' * '):
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log.warning(line)
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# Depclean
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if conf.getboolean('default', 'do_depclean', fallback=False):
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cmd = [ EMERGE_PATH, '--color', 'n', '-q', '--depclean' ]
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=3600)
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@ -258,6 +382,26 @@ def pkg_upgrade():
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if line.startswith(' * '):
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log.warning(line)
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# Preserved rebuild
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cmd = [ EMERGE_PATH, '--color', 'n', '-q', '@preserved-rebuild' ]
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ret, out, err = sau.helpers.exec_cmd(cmd, timeout=72000)
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if ret != 0 or err:
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log.error('preserved-rebuild returned {}'.format(ret))
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for line in out.splitlines():
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log.error('stdout: {}'.format(line))
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for line in err.splitlines():
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log.error('stderr: {}'.format(line))
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raise sau.errors.UpgradeError(f'Error during preserved-rebuild')
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else:
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log.info('preserved-rebuild complete')
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for line in out.splitlines():
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if line.startswith(' * '):
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log.warning(line)
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# doing grub reconfig and clean old kernels
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if do_grub and os.path.exists(GRUB_MKCONFIG):
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keep_kernels = conf.getint('default', 'keep_kernels', fallback=4)
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if keep_kernels < 1:
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