summaryrefslogtreecommitdiff
blob: b7448a255f7acacfd233e7cb36b9f8245f626fae (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
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI="4"
inherit eutils user flag-o-matic multilib autotools pam systemd versionator

# Make it more portable between straight releases
# and _p? releases.
PARCH=${P/_}

HPN_PATCH="${PN}-7.0p1-hpnssh14v5.tar.xz"
LDAP_PATCH="${PN}-lpk-6.8p1-0.3.14.patch.xz"
X509_VER="8.5" X509_PATCH="${PN}-${PV//_/}+x509-${X509_VER}.diff.gz"

DESCRIPTION="Port of OpenBSD's free SSH release"
HOMEPAGE="http://www.openssh.org/"
SRC_URI="mirror://openbsd/OpenSSH/portable/${PARCH}.tar.gz
	mirror://gentoo/${PN}-6.8_p1-sctp.patch.xz
	${HPN_PATCH:+hpn? (
		mirror://gentoo/${HPN_PATCH}
		https://dev.gentoo.org/~polynomial-c/${HPN_PATCH}
		mirror://sourceforge/hpnssh/${HPN_PATCH}
	)}
	${LDAP_PATCH:+ldap? ( mirror://gentoo/${LDAP_PATCH} )}
	${X509_PATCH:+X509? ( http://roumenpetrov.info/openssh/x509-${X509_VER}/${X509_PATCH} )}
	"

LICENSE="BSD GPL-2"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~sparc-fbsd ~x86-fbsd ~arm-linux ~x86-linux"
# Probably want to drop ssl defaulting to on in a future version.
IUSE="bindist debug ${HPN_PATCH:++}hpn kerberos kernel_linux ldap ldns libedit pam +pie sctp selinux skey ssh1 +ssl static X X509"
REQUIRED_USE="ldns? ( ssl )
	pie? ( !static )
	ssh1? ( ssl )
	static? ( !kerberos !pam )
	X509? ( !ldap ssl )"

LIB_DEPEND="
	ldns? (
		net-libs/ldns[static-libs(+)]
		!bindist? ( net-libs/ldns[ecdsa,ssl] )
		bindist? ( net-libs/ldns[-ecdsa,ssl] )
	)
	libedit? ( dev-libs/libedit[static-libs(+)] )
	sctp? ( net-misc/lksctp-tools[static-libs(+)] )
	selinux? ( >=sys-libs/libselinux-1.28[static-libs(+)] )
	skey? ( >=sys-auth/skey-1.1.5-r1[static-libs(+)] )
	ssl? (
		>=dev-libs/openssl-0.9.6d:0[bindist=]
		dev-libs/openssl[static-libs(+)]
	)
	>=sys-libs/zlib-1.2.3[static-libs(+)]"
RDEPEND="
	!static? ( ${LIB_DEPEND//\[static-libs(+)]} )
	pam? ( virtual/pam )
	kerberos? ( virtual/krb5 )
	ldap? ( net-nds/openldap )"
DEPEND="${RDEPEND}
	static? ( ${LIB_DEPEND} )
	virtual/pkgconfig
	virtual/os-headers
	sys-devel/autoconf"
RDEPEND="${RDEPEND}
	pam? ( >=sys-auth/pambase-20081028 )
	userland_GNU? ( virtual/shadow )
	X? ( x11-apps/xauth )"

S=${WORKDIR}/${PARCH}

pkg_setup() {
	# this sucks, but i'd rather have people unable to `emerge -u openssh`
	# than not be able to log in to their server any more
	maybe_fail() { [[ -z ${!2} ]] && echo "$1" ; }
	local fail="
		$(use X509 && maybe_fail X509 X509_PATCH)
		$(use ldap && maybe_fail ldap LDAP_PATCH)
		$(use hpn && maybe_fail hpn HPN_PATCH)
	"
	fail=$(echo ${fail})
	if [[ -n ${fail} ]] ; then
		eerror "Sorry, but this version does not yet support features"
		eerror "that you requested:	 ${fail}"
		eerror "Please mask ${PF} for now and check back later:"
		eerror " # echo '=${CATEGORY}/${PF}' >> /etc/portage/package.mask"
		die "booooo"
	fi

	# Make sure people who are using tcp wrappers are notified of its removal. #531156
	if grep -qs '^ *sshd *:' "${EROOT}"/etc/hosts.{allow,deny} ; then
		ewarn "Sorry, but openssh no longer supports tcp-wrappers, and it seems like"
		ewarn "you're trying to use it.  Update your ${EROOT}etc/hosts.{allow,deny} please."
	fi
}

save_version() {
	# version.h patch conflict avoidence
	mv version.h version.h.$1
	cp -f version.h.pristine version.h
}

src_prepare() {
	sed -i \
		-e "/_PATH_XAUTH/s:/usr/X11R6/bin/xauth:${EPREFIX}/usr/bin/xauth:" \
		pathnames.h || die
	# keep this as we need it to avoid the conflict between LPK and HPN changing
	# this file.
	cp version.h version.h.pristine

	# don't break .ssh/authorized_keys2 for fun
	sed -i '/^AuthorizedKeysFile/s:^:#:' sshd_config || die

	if use X509 ; then
		pushd .. >/dev/null
		#epatch "${WORKDIR}"/${PN}-6.8_p1-x509-${X509_VER}-glue.patch
		epatch "${FILESDIR}"/${PN}-7.0_p1-sctp-x509-glue.patch
		popd >/dev/null
		epatch "${WORKDIR}"/${X509_PATCH%.*}
		epatch "${FILESDIR}"/${PN}-6.3_p1-x509-hpn14v2-glue.patch
		epatch "${FILESDIR}"/${PN}-6.9_p1-x509-warnings.patch
		save_version X509
	fi
	if use ldap ; then
		epatch "${WORKDIR}"/${LDAP_PATCH%.*}
		save_version LPK
	fi
	epatch "${FILESDIR}"/${PN}-4.7_p1-GSSAPI-dns.patch #165444 integrated into gsskex
	epatch "${FILESDIR}"/${PN}-6.7_p1-openssl-ignore-status.patch
	# The X509 patchset fixes this independently.
	use X509 || epatch "${FILESDIR}"/${PN}-6.8_p1-ssl-engine-configure.patch
	epatch "${WORKDIR}"/${PN}-6.8_p1-sctp.patch
	if use hpn ; then
		EPATCH_FORCE="yes" EPATCH_SUFFIX="patch" \
			EPATCH_MULTI_MSG="Applying HPN patchset ..." \
			epatch "${WORKDIR}"/${HPN_PATCH%.*.*}
		save_version HPN
	fi

	tc-export PKG_CONFIG
	local sed_args=(
		-e "s:-lcrypto:$(${PKG_CONFIG} --libs openssl):"
		# Disable PATH reset, trust what portage gives us #254615
		-e 's:^PATH=/:#PATH=/:'
		# Disable fortify flags ... our gcc does this for us
		-e 's:-D_FORTIFY_SOURCE=2::'
	)
	# The -ftrapv flag ICEs on hppa #505182
	use hppa && sed_args+=(
		-e '/CFLAGS/s:-ftrapv:-fdisable-this-test:'
		-e '/OSSH_CHECK_CFLAG_LINK.*-ftrapv/d'
	)
	sed -i "${sed_args[@]}" configure{.ac,} || die

	epatch_user #473004

	# Now we can build a sane merged version.h
	(
		sed '/^#define SSH_RELEASE/d' version.h.* | sort -u
		macros=()
		for p in HPN LPK X509 ; do [ -e version.h.${p} ] && macros+=( SSH_${p} ) ; done
		printf '#define SSH_RELEASE SSH_VERSION SSH_PORTABLE %s\n' "${macros}"
	) > version.h

	eautoreconf
}

src_configure() {
	addwrite /dev/ptmx
	addpredict /etc/skey/skeykeys # skey configure code triggers this

	use debug && append-cppflags -DSANDBOX_SECCOMP_FILTER_DEBUG
	use static && append-ldflags -static

	local myconf=(
		--with-ldflags="${LDFLAGS}"
		--disable-strip
		--with-pid-dir="${EPREFIX}"$(usex kernel_linux '' '/var')/run
		--sysconfdir="${EPREFIX}"/etc/ssh
		--libexecdir="${EPREFIX}"/usr/$(get_libdir)/misc
		--datadir="${EPREFIX}"/usr/share/openssh
		--with-privsep-path="${EPREFIX}"/var/empty
		--with-privsep-user=sshd
		$(use_with kerberos kerberos5 "${EPREFIX}"/usr)
		# We apply the ldap patch conditionally, so can't pass --without-ldap
		# unconditionally else we get unknown flag warnings.
		$(use ldap && use_with ldap)
		$(use_with ldns)
		$(use_with libedit)
		$(use_with pam)
		$(use_with pie)
		$(use_with sctp)
		$(use_with selinux)
		$(use_with skey)
		$(use_with ssh1)
		# The X509 patch deletes this option entirely.
		$(use X509 || use_with ssl openssl)
		$(use_with ssl md5-passwords)
		$(use_with ssl ssl-engine)
	)

	# The seccomp sandbox is broken on x32, so use the older method for now. #553748
	use amd64 && [[ ${ABI} == "x32" ]] && myconf+=( --with-sandbox=rlimit )

	# Special settings for Gentoo/FreeBSD 9.0 or later (see bug #391011)
	if use elibc_FreeBSD && version_is_at_least 9.0 "$(uname -r|sed 's/\(.\..\).*/\1/')" ; then
		myconf+=( --disable-utmp --disable-wtmp --disable-wtmpx )
		append-ldflags -lutil
	fi

	econf "${myconf[@]}"
}

src_install() {
	emake install-nokeys DESTDIR="${D}"
	fperms 600 /etc/ssh/sshd_config
	dobin contrib/ssh-copy-id
	newinitd "${FILESDIR}"/sshd.rc6.4 sshd
	newconfd "${FILESDIR}"/sshd.confd sshd
	keepdir /var/empty

	newpamd "${FILESDIR}"/sshd.pam_include.2 sshd
	if use pam ; then
		sed -i \
			-e "/^#UsePAM /s:.*:UsePAM yes:" \
			-e "/^#PasswordAuthentication /s:.*:PasswordAuthentication no:" \
			-e "/^#PrintMotd /s:.*:PrintMotd no:" \
			-e "/^#PrintLastLog /s:.*:PrintLastLog no:" \
			"${ED}"/etc/ssh/sshd_config || die
	fi

	# Gentoo tweaks to default config files
	cat <<-EOF >> "${ED}"/etc/ssh/sshd_config

	# Allow client to pass locale environment variables #367017
	AcceptEnv LANG LC_*
	EOF
	cat <<-EOF >> "${ED}"/etc/ssh/ssh_config

	# Send locale environment variables #367017
	SendEnv LANG LC_*
	EOF

	if ! use X509 && [[ -n ${LDAP_PATCH} ]] && use ldap ; then
		insinto /etc/openldap/schema/
		newins openssh-lpk_openldap.schema openssh-lpk.schema
	fi

	doman contrib/ssh-copy-id.1
	dodoc ChangeLog CREDITS OVERVIEW README* TODO sshd_config

	diropts -m 0700
	dodir /etc/skel/.ssh

	systemd_dounit "${FILESDIR}"/sshd.{service,socket}
	systemd_newunit "${FILESDIR}"/sshd_at.service 'sshd@.service'
}

src_test() {
	local t tests skipped failed passed shell
	tests="interop-tests compat-tests"
	skipped=""
	shell=$(egetshell ${UID})
	if [[ ${shell} == */nologin ]] || [[ ${shell} == */false ]] ; then
		elog "Running the full OpenSSH testsuite"
		elog "requires a usable shell for the 'portage'"
		elog "user, so we will run a subset only."
		skipped="${skipped} tests"
	else
		tests="${tests} tests"
	fi
	# It will also attempt to write to the homedir .ssh
	local sshhome=${T}/homedir
	mkdir -p "${sshhome}"/.ssh
	for t in ${tests} ; do
		# Some tests read from stdin ...
		HOMEDIR="${sshhome}" \
		emake -k -j1 ${t} </dev/null \
			&& passed="${passed}${t} " \
			|| failed="${failed}${t} "
	done
	einfo "Passed tests: ${passed}"
	ewarn "Skipped tests: ${skipped}"
	if [[ -n ${failed} ]] ; then
		ewarn "Failed tests: ${failed}"
		die "Some tests failed: ${failed}"
	else
		einfo "Failed tests: ${failed}"
		return 0
	fi
}

pkg_preinst() {
	enewgroup sshd 22
	enewuser sshd 22 -1 /var/empty sshd
}

pkg_postinst() {
	if has_version "<${CATEGORY}/${PN}-5.8_p1" ; then
		elog "Starting with openssh-5.8p1, the server will default to a newer key"
		elog "algorithm (ECDSA).  You are encouraged to manually update your stored"
		elog "keys list as servers update theirs.  See ssh-keyscan(1) for more info."
	fi
	if has_version "<${CATEGORY}/${PN}-6.9_p1" ; then
		elog "Starting with openssh-6.9p1, ssh1 support is disabled by default."
	fi
	if has_version "<${CATEGORY}/${PN}-7.0_p1" ; then
		elog "Starting with openssh-6.7, support for USE=tcpd has been dropped by upstream."
		elog "Make sure to update any configs that you might have.  Note that xinetd might"
		elog "be an alternative for you as it supports USE=tcpd."
	fi
	if has_version "<${CATEGORY}/${PN}-7.1_p1" ; then #557388
		elog "Starting with openssh-7.0, support for ssh-dss keys were disabled due to their"
		elog "weak sizes.  If you rely on these key types, you can re-enable the key types by"
		elog "adding to your sshd_config:"
		elog "	PubkeyAcceptedKeyTypes=+ssh-dss"
		elog "You should however generate new keys using rsa or ed25519."
	fi
	if ! use ssl && has_version "${CATEGORY}/${PN}[ssl]" ; then
		elog "Be aware that by disabling openssl support in openssh, the server and clients"
		elog "no longer support dss/rsa/ecdsa keys.  You will need to generate ed25519 keys"
		elog "and update all clients/servers that utilize them."
	fi
}