3de6395ae3
This is neceessary to allow cgroups to be mounted in an lxc/lxd container. Fixes https://github.com/openrc/openrc/issues/187
126 lines
3.2 KiB
Plaintext
126 lines
3.2 KiB
Plaintext
#!@SBINDIR@/openrc-run
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# Copyright (c) 2007-2015 The OpenRC Authors.
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# See the Authors file at the top-level directory of this distribution and
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# https://github.com/OpenRC/openrc/blob/master/AUTHORS
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#
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# This file is part of OpenRC. It is subject to the license terms in
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# the LICENSE file found in the top-level directory of this
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# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
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# This file may not be copied, modified, propagated, or distributed
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# except according to the terms contained in the LICENSE file.
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description="Mount the sys filesystem."
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sysfs_opts=nodev,noexec,nosuid
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depend()
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{
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keyword -docker -lxc -prefix -systemd-nspawn -vserver
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}
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mount_sys()
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{
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grep -Eq "[[:space:]]+sysfs$" /proc/filesystems || return 1
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mountinfo -q /sys && return 0
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if [ ! -d /sys ]; then
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if ! mkdir -m 0755 /sys; then
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ewarn "Could not create /sys!"
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return 1
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fi
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fi
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ebegin "Mounting /sys"
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if ! fstabinfo --mount /sys; then
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mount -n -t sysfs -o ${sysfs_opts} sysfs /sys
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fi
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eend $?
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}
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mount_misc()
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{
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# Setup Kernel Support for securityfs
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if [ -d /sys/kernel/security ] && \
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! mountinfo -q /sys/kernel/security; then
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if grep -qs securityfs /proc/filesystems; then
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ebegin "Mounting security filesystem"
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mount -n -t securityfs -o ${sysfs_opts} \
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securityfs /sys/kernel/security
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eend $?
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fi
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fi
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# Setup Kernel Support for debugfs
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if [ -d /sys/kernel/debug ] && ! mountinfo -q /sys/kernel/debug; then
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if grep -qs debugfs /proc/filesystems; then
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ebegin "Mounting debug filesystem"
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mount -n -t debugfs -o ${sysfs_opts} debugfs /sys/kernel/debug
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eend $?
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fi
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fi
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# Setup Kernel Support for configfs
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if [ -d /sys/kernel/config ] && ! mountinfo -q /sys/kernel/config; then
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if grep -qs configfs /proc/filesystems; then
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ebegin "Mounting config filesystem"
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mount -n -t configfs -o ${sysfs_opts} configfs /sys/kernel/config
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eend $?
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fi
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fi
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# set up kernel support for fusectl
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if [ -d /sys/fs/fuse/connections ] \
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&& ! mountinfo -q /sys/fs/fuse/connections; then
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if grep -qs fusectl /proc/filesystems; then
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ebegin "Mounting fuse control filesystem"
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mount -n -t fusectl -o ${sysfs_opts} \
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fusectl /sys/fs/fuse/connections
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eend $?
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fi
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fi
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# Setup Kernel Support for SELinux
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if [ -d /sys/fs/selinux ] && ! mountinfo -q /sys/fs/selinux; then
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if grep -qs selinuxfs /proc/filesystems; then
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ebegin "Mounting SELinux filesystem"
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mount -t selinuxfs selinuxfs /sys/fs/selinux
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eend $?
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fi
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fi
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# Setup Kernel Support for persistent storage
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if [ -d /sys/fs/pstore ] && ! mountinfo -q /sys/fs/pstore; then
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if grep -qs 'pstore$' /proc/filesystems; then
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ebegin "Mounting persistent storage (pstore) filesystem"
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mount -t pstore pstore -o ${sysfs_opts} /sys/fs/pstore
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eend $?
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fi
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fi
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# set up kernel support for efivarfs
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if [ -d /sys/firmware/efi/efivars ] &&
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! mountinfo -q /sys/firmware/efi/efivars; then
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ebegin "Mounting efivarfs filesystem"
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mount -n -t efivarfs -o ro \
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efivarfs /sys/firmware/efi/efivars 2> /dev/null
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eend 0
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fi
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}
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restorecon_sys()
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{
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if [ -x /sbin/restorecon ]; then
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ebegin "Restoring SELinux contexts in /sys"
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restorecon -F /sys/devices/system/cpu/online >/dev/null 2>&1
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eend $?
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fi
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}
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start()
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{
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mount_sys
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mount_misc
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restorecon_sys
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return 0
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}
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