commit: e5a53e42022668563965ede6409a3de233af332c Author: Mike Frysinger <vapier <AT> gentoo <DOT> org> AuthorDate: Tue Oct 6 20:32:03 2015 +0000 Commit: Brian Dolbec <dolsen <AT> gentoo <DOT> org> CommitDate: Sat Mar 11 22:01:27 2017 +0000 URL: https://gitweb.gentoo.org/proj/catalyst.git/commit/?id=e5a53e42
catalyst: create namespaces for building This helps isolate the catalyst builds from the rest of the system and allows us to build as non-root user in more cases. We don't support pid or user namespaces yet. catalyst/main.py | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/catalyst/main.py b/catalyst/main.py index 51d2b04..b8ae662 100644 --- a/catalyst/main.py +++ b/catalyst/main.py @@ -12,6 +12,7 @@ import os import sys from snakeoil import process +from snakeoil.process import namespaces from DeComp.definitions import (COMPRESS_DEFINITIONS, DECOMPRESS_DEFINITIONS, CONTENTS_DEFINITIONS) @@ -421,6 +422,14 @@ def _main(parser, opts): # catalyst cannot be run as a normal user due to chroots, mounts, etc log.critical('This script requires root privileges to operate') + # Start off by creating unique namespaces to run in. Would be nice to + # use pid & user namespaces, but snakeoil's namespace module has signal + # transfer issues (CTRL+C doesn't propagate), and user namespaces need + # more work due to Gentoo build process (uses sudo/root/portage). + namespaces.simple_unshare( + mount=True, uts=True, ipc=True, pid=False, net=False, user=False, + hostname='catalyst') + # everything is setup, so the build is a go try: success = build_target(addlargs)