1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0
 
 3if [ `id -u` -ne 0 ]; then
 4	echo "$0: must be root to install the selinux policy"
 5	exit 1
 6fi
 
 7SF=`which setfiles`
 8if [ $? -eq 1 ]; then
 9	if [ -f /sbin/setfiles ]; then
10		SF="/usr/setfiles"
11	else
12		echo "no selinux tools installed: setfiles"
13		exit 1
14	fi
15fi
16
17cd mdp
18
19CP=`which checkpolicy`
 
 
 
 
 
20VERS=`$CP -V | awk '{print $1}'`
21
22./mdp policy.conf file_contexts
23$CP -o policy.$VERS policy.conf
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
24
25mkdir -p /etc/selinux/dummy/policy
26mkdir -p /etc/selinux/dummy/contexts/files
27
 
 
 
 
 
 
 
 
 
 
 
 
 
28cp file_contexts /etc/selinux/dummy/contexts/files
29cp dbus_contexts /etc/selinux/dummy/contexts
30cp policy.$VERS /etc/selinux/dummy/policy
31FC_FILE=/etc/selinux/dummy/contexts/files/file_contexts
32
33if [ ! -d /etc/selinux ]; then
34	mkdir -p /etc/selinux
35fi
36if [ ! -f /etc/selinux/config ]; then
37	cat > /etc/selinux/config << EOF
38SELINUX=enforcing
 
 
 
 
39SELINUXTYPE=dummy
40EOF
41else
42	TYPE=`cat /etc/selinux/config | grep "^SELINUXTYPE" | tail -1 | awk -F= '{ print $2 '}`
43	if [ "eq$TYPE" != "eqdummy" ]; then
44		selinuxenabled
45		if [ $? -eq 0 ]; then
46			echo "SELinux already enabled with a non-dummy policy."
47			echo "Exiting.  Please install policy by hand if that"
48			echo "is what you REALLY want."
49			exit 1
50		fi
51		mv /etc/selinux/config /etc/selinux/config.mdpbak
52		grep -v "^SELINUXTYPE" /etc/selinux/config.mdpbak >> /etc/selinux/config
53		echo "SELINUXTYPE=dummy" >> /etc/selinux/config
54	fi
55fi
56
57cd /etc/selinux/dummy/contexts/files
58$SF file_contexts /
59
60mounts=`cat /proc/$$/mounts | egrep "ext2|ext3|xfs|jfs|ext4|ext4dev|gfs2" | awk '{ print $2 '}`
61$SF file_contexts $mounts
 
 
62
63
64dodev=`cat /proc/$$/mounts | grep "/dev "`
65if [ "eq$dodev" != "eq" ]; then
66	mount --move /dev /mnt
67	$SF file_contexts /dev
68	mount --move /mnt /dev
69fi

 1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0
 3set -e
 4if [ `id -u` -ne 0 ]; then
 5	echo "$0: must be root to install the selinux policy"
 6	exit 1
 7fi
 8
 9SF=`which setfiles`
10if [ $? -eq 1 ]; then
11	echo "Could not find setfiles"
12	echo "Do you have policycoreutils installed?"
13	exit 1
 
 
 
14fi
15
 
 
16CP=`which checkpolicy`
17if [ $? -eq 1 ]; then
18	echo "Could not find checkpolicy"
19	echo "Do you have checkpolicy installed?"
20	exit 1
21fi
22VERS=`$CP -V | awk '{print $1}'`
23
24ENABLED=`which selinuxenabled`
25if [ $? -eq 1 ]; then
26	echo "Could not find selinuxenabled"
27	echo "Do you have libselinux-utils installed?"
28	exit 1
29fi
30
31if selinuxenabled; then
32    echo "SELinux is already enabled"
33    echo "This prevents safely relabeling all files."
34    echo "Boot with selinux=0 on the kernel command-line or"
35    echo "SELINUX=disabled in /etc/selinux/config."
36    exit 1
37fi
38
39cd mdp
40./mdp -m policy.conf file_contexts
41$CP -U allow -M -o policy.$VERS policy.conf
42
43mkdir -p /etc/selinux/dummy/policy
44mkdir -p /etc/selinux/dummy/contexts/files
45
46echo "__default__:user_u:s0" > /etc/selinux/dummy/seusers
47echo "base_r:base_t:s0" > /etc/selinux/dummy/contexts/failsafe_context
48echo "base_r:base_t:s0 base_r:base_t:s0" > /etc/selinux/dummy/default_contexts
49cat > /etc/selinux/dummy/contexts/x_contexts <<EOF
50client * user_u:base_r:base_t:s0
51property * user_u:object_r:base_t:s0
52extension * user_u:object_r:base_t:s0
53selection * user_u:object_r:base_t:s0
54event * user_u:object_r:base_t:s0
55EOF
56touch /etc/selinux/dummy/contexts/virtual_domain_context
57touch /etc/selinux/dummy/contexts/virtual_image_context
58
59cp file_contexts /etc/selinux/dummy/contexts/files
60cp dbus_contexts /etc/selinux/dummy/contexts
61cp policy.$VERS /etc/selinux/dummy/policy
62FC_FILE=/etc/selinux/dummy/contexts/files/file_contexts
63
64if [ ! -d /etc/selinux ]; then
65	mkdir -p /etc/selinux
66fi
67if [ -f /etc/selinux/config ]; then
68    echo "/etc/selinux/config exists, moving to /etc/selinux/config.bak."
69    mv /etc/selinux/config /etc/selinux/config.bak
70fi
71echo "Creating new /etc/selinux/config for dummy policy."
72cat > /etc/selinux/config << EOF
73SELINUX=permissive
74SELINUXTYPE=dummy
75EOF
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
76
77cd /etc/selinux/dummy/contexts/files
78$SF -F file_contexts /
79
80mounts=`cat /proc/$$/mounts | \
81	egrep "ext[234]|jfs|xfs|reiserfs|jffs2|gfs2|btrfs|f2fs|ocfs2" | \
82	awk '{ print $2 '}`
83$SF -F file_contexts $mounts
84
85echo "-F" > /.autorelabel