summaryrefslogtreecommitdiff
blob: ca37206598fd725c48ce90b3f32ba0e4ba54dc5a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI="5"

inherit eutils

if [[ ${PV} == 9999* ]]; then
	EGIT_REPO_URI="${SELINUX_GIT_REPO:-git://anongit.gentoo.org/proj/hardened-refpolicy.git https://anongit.gentoo.org/git/proj/hardened-refpolicy.git}"
	EGIT_BRANCH="${SELINUX_GIT_BRANCH:-master}"
	EGIT_CHECKOUT_DIR="${WORKDIR}/refpolicy"

	inherit git-r3
else
	SRC_URI="https://raw.githubusercontent.com/wiki/TresysTechnology/refpolicy/files/refpolicy-${PV}.tar.bz2
			https://dev.gentoo.org/~swift/patches/selinux-base-policy/patchbundle-selinux-base-policy-${PVR}.tar.bz2"

	KEYWORDS="amd64 ~arm ~arm64 ~mips x86"
fi

IUSE="doc +open_perms +peer_perms systemd +ubac +unconfined"

DESCRIPTION="Gentoo base policy for SELinux"
HOMEPAGE="https://www.gentoo.org/proj/en/hardened/selinux/"
LICENSE="GPL-2"
SLOT="0"

RDEPEND=">=sys-apps/policycoreutils-2.3
	virtual/udev"
DEPEND="${RDEPEND}
	sys-devel/m4
	>=sys-apps/checkpolicy-2.3"

S=${WORKDIR}/

src_prepare() {
	if [[ ${PV} != 9999* ]]; then
		# Apply the gentoo patches to the policy. These patches are only necessary
		# for base policies, or for interface changes on modules.
		EPATCH_MULTI_MSG="Applying SELinux policy updates ... " \
		EPATCH_SUFFIX="patch" \
		EPATCH_SOURCE="${WORKDIR}" \
		EPATCH_FORCE="yes" \
		epatch
	fi

	cd "${S}/refpolicy"
	make bare

	epatch_user
}

src_configure() {
	[ -z "${POLICY_TYPES}" ] && local POLICY_TYPES="targeted strict mls mcs"

	# Update the SELinux refpolicy capabilities based on the users' USE flags.

	if ! use peer_perms; then
		sed -i -e '/network_peer_controls/d' \
			"${S}/refpolicy/policy/policy_capabilities" || die
	fi

	if ! use open_perms; then
		sed -i -e '/open_perms/d' \
			"${S}/refpolicy/policy/policy_capabilities" || die
	fi

	if ! use ubac; then
		sed -i -e '/^UBAC/s/y/n/' "${S}/refpolicy/build.conf" \
			|| die "Failed to disable User Based Access Control"
	fi

	if use systemd; then
		sed -i -e '/^SYSTEMD/s/n/y/' "${S}/refpolicy/build.conf" \
			|| die "Failed to enable SystemD"
	fi

	echo "DISTRO = gentoo" >> "${S}/refpolicy/build.conf" || die

	# Prepare initial configuration
	cd "${S}/refpolicy" || die
	make conf || die "Make conf failed"

	# Setup the policies based on the types delivered by the end user.
	# These types can be "targeted", "strict", "mcs" and "mls".
	for i in ${POLICY_TYPES}; do
		cp -a "${S}/refpolicy" "${S}/${i}" || die
		cd "${S}/${i}" || die

		#cp "${FILESDIR}/modules-2.20120215.conf" "${S}/${i}/policy/modules.conf"
		sed -i -e "/= module/d" "${S}/${i}/policy/modules.conf" || die

		sed -i -e '/^QUIET/s/n/y/' -e "/^NAME/s/refpolicy/$i/" \
			"${S}/${i}/build.conf" || die "build.conf setup failed."

		if [[ "${i}" == "mls" ]] || [[ "${i}" == "mcs" ]];
		then
			# MCS/MLS require additional settings
			sed -i -e "/^TYPE/s/standard/${i}/" "${S}/${i}/build.conf" \
				|| die "failed to set type to mls"
		fi

		if [ "${i}" == "targeted" ]; then
			sed -i -e '/root/d' -e 's/user_u/unconfined_u/' \
			"${S}/${i}/config/appconfig-standard/seusers" \
			|| die "targeted seusers setup failed."
		fi

		if [ "${i}" != "targeted" ] && [ "${i}" != "strict" ] && use unconfined; then
			sed -i -e '/root/d' -e 's/user_u/unconfined_u/' \
			"${S}/${i}/config/appconfig-${i}/seusers" \
			|| die "policy seusers setup failed."
		fi
	done
}

src_compile() {
	[ -z "${POLICY_TYPES}" ] && local POLICY_TYPES="targeted strict mls mcs"

	for i in ${POLICY_TYPES}; do
		cd "${S}/${i}" || die
		emake base
		if use doc; then
			emake html
		fi
	done
}

src_install() {
	[ -z "${POLICY_TYPES}" ] && local POLICY_TYPES="targeted strict mls mcs"

	for i in ${POLICY_TYPES}; do
		cd "${S}/${i}" || die

		make DESTDIR="${D}" install \
			|| die "${i} install failed."

		make DESTDIR="${D}" install-headers \
			|| die "${i} headers install failed."

		echo "run_init_t" > "${D}/etc/selinux/${i}/contexts/run_init_type" || die

		echo "textrel_shlib_t" >> "${D}/etc/selinux/${i}/contexts/customizable_types" || die

		# libsemanage won't make this on its own
		keepdir "/etc/selinux/${i}/policy"

		if use doc; then
			dohtml doc/html/*;
		fi

		insinto /usr/share/selinux/devel;
		doins doc/policy.xml;

	done

	dodoc doc/Makefile.example doc/example.{te,fc,if}

	doman man/man8/*.8;

	insinto /etc/selinux
	doins "${FILESDIR}/config"

	insinto /usr/share/portage/config/sets
	doins "${FILESDIR}/selinux.conf"
}