#!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh
# FIXME: load selinux policy. this should really be done after we switchroot
rd_load_policy()
{
# If SELinux is disabled exit now
getarg "selinux=0" > /dev/null && return 0
SELINUX="enforcing"
[ -e "$NEWROOT/etc/selinux/config" ] && . "$NEWROOT/etc/selinux/config"
# Check whether SELinux is in permissive mode
permissive=0
getarg "enforcing=0" > /dev/null
if [ $? -eq 0 -o "$SELINUX" = "permissive" ]; then
permissive=1
fi
# Attempt to load SELinux Policy
if [ -x "$NEWROOT/usr/sbin/load_policy" -o -x "$NEWROOT/sbin/load_policy" ]; then
local ret=0
local out
info "Loading SELinux policy"
mount -o bind /sys $NEWROOT/sys
# load_policy does mount /proc and /sys/fs/selinux in
# libselinux,selinux_init_load_policy()
if [ -x "$NEWROOT/sbin/load_policy" ]; then
out=$(LANG=C chroot "$NEWROOT" /sbin/load_policy -i 2>&1)
ret=$?
info $out
else
out=$(LANG=C chroot "$NEWROOT" /usr/sbin/load_policy -i 2>&1)
ret=$?
info $out
fi
umount $NEWROOT/sys/fs/selinux
umount $NEWROOT/sys
if [ "$SELINUX" = "disabled" ]; then
return 0;
fi
if [ $ret -eq 0 -o $ret -eq 2 ]; then
# If machine requires a relabel, force to permissive mode
[ -e "$NEWROOT"/.autorelabel ] && LANG=C /usr/sbin/setenforce 0
mount --rbind /dev "$NEWROOT/dev"
LANG=C chroot "$NEWROOT" /sbin/restorecon -R /dev
umount -R "$NEWROOT/dev"
return 0
fi
warn "Initial SELinux policy load failed."
if [ $ret -eq 3 -o $permissive -eq 0 ]; then
warn "Machine in enforcing mode."
warn "Not continuing"
action_on_fail -n selinux || exit 1
fi
return 0
elif [ $permissive -eq 0 -a "$SELINUX" != "disabled" ]; then
warn "Machine in enforcing mode and cannot execute load_policy."
warn "To disable selinux, add selinux=0 to the kernel command line."
warn "Not continuing"
action_on_fail -n selinux || exit 1
fi
}
rd_load_policy