| # Copyright 2018 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| description "OOBE Config Restore daemon" |
| author "chromium-os-dev@chromium.org" |
| |
| # NOTE: The ebuild will erase the "and started tcsd" part for TPM2 devices. |
| start on started boot-services and started tcsd |
| stop on stopping boot-services |
| |
| # 32MByte RLIMIT_MEMLOCK, this is required because oobe_config_restore uses |
| # SecureBlob to store owner key, install attributes and shill default profile, |
| # and SecureBlob uses mlock(). |
| limit memlock 33554432 33554432 |
| |
| pre-start script |
| mkdir -m 700 -p /var/lib/oobe_config_restore |
| chown oobe_config_restore:oobe_config_restore /var/lib/oobe_config_restore |
| |
| # If OOBE is already completed then don't start the service. |
| if [ -f "/home/chronos/.oobe_completed" ]; then |
| stop |
| fi |
| |
| if [ -d "/mnt/stateful_partition/unencrypted/oobe_auto_config" ]; then |
| /usr/sbin/store_usb_oobe_config |
| fi |
| end script |
| |
| # Minijail actually forks off the desired process. |
| expect fork |
| |
| # --profile=minimalistic-mountns Set up a minimalistic mount namespace |
| # -i makes sure minijail0 exits right away. |
| # -p Enter a new PID namespace and run the process as init (pid=1). |
| # -I Runs program as init inside a new pid namespace. |
| # -l Enter a new IPC namespace. |
| # --uts Enters a new UTS namespace. |
| # -n Sets the no_new_privs bit. |
| # -S Apply seccomp filters. |
| # -b Binds /dev/log to /dev/log in chroot. |
| # -u Run as oobe_config_restore user. |
| # -g Run as oobe_config_restore group. |
| |
| # TODO(zentaro): Add secomp filters when implementation is done. |
| # NOTE: The ebuild erases the "-b /run/tcsd" line on TPM2 devices. |
| exec minijail0 \ |
| --profile=minimalistic-mountns \ |
| -i \ |
| -p -I \ |
| -l \ |
| --uts \ |
| -n \ |
| -b /dev/log \ |
| -k '/run,/run,tmpfs,MS_NODEV|MS_NOEXEC|MS_NOSUID,mode=755,size=10M' \ |
| -b /run/dbus \ |
| -b /run/tcsd \ |
| -k '/var,/var,tmpfs,MS_NODEV|MS_NOEXEC|MS_NOSUID,mode=755,size=10M' \ |
| -b /var/lib/metrics,,1 \ |
| -b /var/lib/oobe_config_restore,,1 \ |
| -k '/mnt/stateful_partition,/mnt/stateful_partition,tmpfs,MS_NODEV|MS_NOEXEC|MS_NOSUID,mode=755,size=10M' \ |
| -b /mnt/stateful_partition/unencrypted/preserve \ |
| -u oobe_config_restore -g oobe_config_restore \ |
| -G \ |
| -S /usr/share/policy/oobe_config_restore-seccomp.policy \ |
| /usr/sbin/oobe_config_restore |
| |
| post-start exec minijail0 -u oobe_config_restore -g oobe_config_restore \ |
| /usr/bin/gdbus wait --system --timeout 15 org.chromium.OobeConfigRestore |