| # Copyright 2018-2019 Gentoo Authors |
| # Distributed under the terms of the GNU General Public License v2 |
| |
| import re |
| |
| import portage |
| from portage import os |
| from portage.const import GLOBAL_CONFIG_PATH |
| |
| COMPAT_DISTDIR = 'usr/portage/distfiles' |
| COMPAT_PKGDIR = 'usr/portage/packages' |
| COMPAT_RPMDIR = 'usr/portage/rpm' |
| COMPAT_MAIN_REPO = 'usr/portage' |
| |
| |
| def main(): |
| """ |
| If the current installation is still configured to use any of the |
| legacy default /usr/portage locations, then patch make.globals and |
| repos.conf inside ${ED} to maintain compatible defaults. This is |
| intended to be called from the ebuild as follows: |
| |
| pkg_preinst() { |
| python_setup |
| python_export PYTHON_SITEDIR |
| env -u DISTDIR \ |
| -u PORTAGE_OVERRIDE_EPREFIX \ |
| -u PORTAGE_REPOSITORIES \ |
| -u PORTDIR \ |
| -u PORTDIR_OVERLAY \ |
| PYTHONPATH="${ED%/}${PYTHON_SITEDIR}${PYTHONPATH:+:${PYTHONPATH}}" \ |
| "${PYTHON}" -m portage._compat_upgrade.default_locations || die |
| } |
| """ |
| out = portage.output.EOutput() |
| config = portage.settings |
| |
| compat_distdir = os.path.join(portage.const.EPREFIX or '/', COMPAT_DISTDIR) |
| try: |
| do_distdir = os.path.samefile(config['DISTDIR'], compat_distdir) |
| except OSError: |
| do_distdir = False |
| |
| compat_pkgdir = os.path.join(portage.const.EPREFIX or '/', COMPAT_PKGDIR) |
| try: |
| do_pkgdir = os.path.samefile(config['PKGDIR'], compat_pkgdir) |
| except OSError: |
| do_pkgdir = False |
| |
| compat_rpmdir = os.path.join(portage.const.EPREFIX or '/', COMPAT_RPMDIR) |
| try: |
| do_rpmdir = os.path.samefile(config['RPMDIR'], compat_rpmdir) |
| except OSError: |
| do_rpmdir = False |
| |
| compat_main_repo = os.path.join(portage.const.EPREFIX or '/', COMPAT_MAIN_REPO) |
| try: |
| do_main_repo = os.path.samefile(config.repositories.mainRepoLocation(), compat_main_repo) |
| except OSError: |
| do_main_repo = False |
| |
| if do_distdir or do_pkgdir or do_rpmdir: |
| config_path = os.path.join(os.environ['ED'], GLOBAL_CONFIG_PATH.lstrip(os.sep), 'make.globals') |
| with open(config_path) as f: |
| content = f.read() |
| if do_distdir: |
| compat_setting = 'DISTDIR="{}"'.format(compat_distdir) |
| out.einfo('Setting make.globals default {} for backward compatibility'.format(compat_setting)) |
| content = re.sub('^DISTDIR=.*$', compat_setting, content, flags=re.MULTILINE) |
| if do_pkgdir: |
| compat_setting = 'PKGDIR="{}"'.format(compat_pkgdir) |
| out.einfo('Setting make.globals default {} for backward compatibility'.format(compat_setting)) |
| content = re.sub('^PKGDIR=.*$', compat_setting, content, flags=re.MULTILINE) |
| if do_rpmdir: |
| compat_setting = 'RPMDIR="{}"'.format(compat_rpmdir) |
| out.einfo('Setting make.globals default {} for backward compatibility'.format(compat_setting)) |
| content = re.sub('^RPMDIR=.*$', compat_setting, content, flags=re.MULTILINE) |
| with open(config_path, 'wt') as f: |
| f.write(content) |
| |
| if do_main_repo: |
| config_path = os.path.join(os.environ['ED'], GLOBAL_CONFIG_PATH.lstrip(os.sep), 'repos.conf') |
| with open(config_path) as f: |
| content = f.read() |
| compat_setting = 'location = {}'.format(compat_main_repo) |
| out.einfo('Setting repos.conf default {} for backward compatibility'.format(compat_setting)) |
| content = re.sub('^location =.*$', compat_setting, content, flags=re.MULTILINE) |
| with open(config_path, 'wt') as f: |
| f.write(content) |
| |
| |
| if __name__ == '__main__': |
| main() |