net-vpn/strongswan: bump to v5.6.3

- EAPI bumped to EAPI=7.

- Enable "eap-ttls" when USE=eap is set. [Bug 548212]

- USE=strongswan_plugins_forecast added. [Bug 582444]

- USE=systemd added to allow building of charon-systemd. [Bug 631748]

- USE=strongswan_plugins_chapoly and USE=strongswan_plugins_newhope added.
  [Bug 643978]

Closes: https://bugs.gentoo.org/548212
Closes: https://bugs.gentoo.org/582444
Closes: https://bugs.gentoo.org/631748
Closes: https://bugs.gentoo.org/643978
Package-Manager: Portage-2.3.48, Repoman-2.3.10

3 files changed, 309 insertions, 0 deletions

diff --git a/net-vpn/strongswan/Manifest b/net-vpn/strongswan/Manifest
index 053972a54efc..b0bda31db3f6 100644
--- a/net-vpn/strongswan/Manifest
+++ b/net-vpn/strongswan/Manifest
@@ -1,3 +1,4 @@
 DIST strongswan-5.5.3.tar.bz2 4768820 BLAKE2B 9f9da6c2ef27cec7f6a07f1cd5a7ecc8a92576fad2a5c6379b93d8a2e9d3b0804fe26dc0bc7b303754ef499ee938549c7cafbdf9a3f8f818d14cf88f613fe0fd SHA512 0b0b25d2102c98cda54300dc8c3c3a49a55e64f7c695dda65a24f2194f19bce0b7aab9e4f7486c243b552f9d1a94867d6a8782ee504aad1c9973809706d599ac
 DIST strongswan-5.6.0.tar.bz2 4850722 BLAKE2B edb9f2b277cd8bccf886a824e4b3fb3c06af7510d9e21283fcb8d8ba9cf234f38182fcd1ca0c350b4039945ab10888406986d9a0b8edac24fe09faf0b8967fb2 SHA512 9362069a01c3642e62864d88fdb409a3c7514bf7c92cbe36e552c6a80915119cf5bb91c39592aab2d15b562684a0628a764e4fa7636d3b5fd2ebaf165c0ce649
 DIST strongswan-5.6.2.tar.bz2 4977859 BLAKE2B 83943ec95e6b95724e9fc130a09f7c7364147d0ce50528ac8b64452db53516b143e92c7dcb746c0c25aaac9182dda14d55e5c267fbdcd5bb9a63cbf48801274b SHA512 cf2d5cb6c45d991fe0ad8eed4ea8628f95a1871e9728ddf0985aa26e78d1e6da1c92c961772aafd3e55cfcfa84516204a15561389d373f78140f05607b248c52
+DIST strongswan-5.6.3.tar.bz2 4961579 BLAKE2B 177d9ca9a730c8ccb3293c9f1c1397429879177aef60c90a3561fffed64cd4fe18cdf1c74bd52956c576e061ce33935b7dc34864576edeac7d4824841b0ee3e0 SHA512 080402640952b1a08e95bfe9c7f33c6a7dd01ac401b5e7e2e78257c0f2bf0a4d6078141232ac62abfacef892c493f6824948b3165d54d72b4e436ed564fd2609
diff --git a/net-vpn/strongswan/metadata.xml b/net-vpn/strongswan/metadata.xml
index 0e0b41e2fb4a..7b8971742241 100644
--- a/net-vpn/strongswan/metadata.xml
+++ b/net-vpn/strongswan/metadata.xml
@@ -22,6 +22,9 @@
 		<flag name="non-root">Force IKEv1/IKEv2 daemons to normal user privileges. This might impose some restrictions mainly to the IKEv1 daemon. Disable only if you really require superuser privileges.</flag>
 		<flag name="openssl">Enable <pkg>dev-libs/openssl</pkg> plugin which is required for Elliptic Curve Cryptography (DH groups 19-21,25,26) and ECDSA. Also provides 3DES, AES, Blowfish, Camellia, CAST, DES, IDEA and RC5 ciphers along with MD2, MD4, MD5 and SHA1/2 hash algorithms, RSA and DH groups 1,2,5,14-18 and 22-24(4.4+) <pkg>dev-libs/openssl</pkg> has to be compiled with USE="-bindist".</flag>
 		<flag name="pkcs11">Enable pkcs11 support</flag>
+		<flag name="strongswan_plugins_aesni">Enable support for Intel AES-NI crypto plugin</flag>
+		<flag name="strongswan_plugins_chapoly">Enable ChaCha20/Poly1305 AEAD implementation and ChaCha20 XOF plugin</flag>
+		<flag name="strongswan_plugins_forecast">Enable multicast and broadcast forwarding plugin</flag>
 		<flag name="strongswan_plugins_led">Enable support for the led plugin</flag>
 		<flag name="strongswan_plugins_lookip">Enable support for the lookip plugin</flag>
 		<flag name="strongswan_plugins_systime-fix">Enable support for the systime-fix plugin</flag>
@@ -33,9 +36,11 @@
 		<flag name="strongswan_plugins_gcm">Enable support for the gcm plugin</flag>
 		<flag name="strongswan_plugins_ha">Enable support for the ha plugin</flag>
 		<flag name="strongswan_plugins_ipseckey">Enable support for the ipseckey plugin</flag>
+		<flag name="strongswan_plugins_newhope">Enable plugin that allows key exchange based on post-quantum computer New Hope algorithm</flag>
 		<flag name="strongswan_plugins_ntru">Enable support for the ntru plugin</flag>
 		<flag name="strongswan_plugins_padlock">Enable support for the padlock plugin</flag>
 		<flag name="strongswan_plugins_rdrand">Enable support for the rdrand plugin</flag>
+		<flag name="strongswan_plugins_save-keys">Enable plugin that saves IKE and/or ESP keys to files compatible with Wireshark (for debugging)</flag>
 		<flag name="strongswan_plugins_unbound">Enable support for the unbound plugin</flag>
 		<flag name="strongswan_plugins_whitelist">Enable support for the whitelist plugin</flag>
 	</use>
diff --git a/net-vpn/strongswan/strongswan-5.6.3.ebuild b/net-vpn/strongswan/strongswan-5.6.3.ebuild
new file mode 100644
index 000000000000..906869df80cb
--- /dev/null
+++ b/net-vpn/strongswan/strongswan-5.6.3.ebuild
@@ -0,0 +1,303 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+inherit linux-info systemd user
+
+DESCRIPTION="IPsec-based VPN solution, supporting IKEv1/IKEv2 and MOBIKE"
+HOMEPAGE="https://www.strongswan.org/"
+SRC_URI="https://download.strongswan.org/${P}.tar.bz2"
+
+LICENSE="GPL-2 RSA DES"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~x86"
+IUSE="+caps curl +constraints debug dhcp eap farp gcrypt +gmp ldap mysql networkmanager +non-root +openssl selinux sqlite systemd pam pkcs11"
+
+STRONGSWAN_PLUGINS_STD="led lookip systime-fix unity vici"
+STRONGSWAN_PLUGINS_OPT="aesni blowfish ccm chapoly ctr forecast gcm ha ipseckey newhope ntru padlock rdrand save-keys unbound whitelist"
+for mod in $STRONGSWAN_PLUGINS_STD; do
+	IUSE="${IUSE} +strongswan_plugins_${mod}"
+done
+
+for mod in $STRONGSWAN_PLUGINS_OPT; do
+	IUSE="${IUSE} strongswan_plugins_${mod}"
+done
+
+COMMON_DEPEND="!net-misc/openswan
+	gmp? ( >=dev-libs/gmp-4.1.5:= )
+	gcrypt? ( dev-libs/libgcrypt:0 )
+	caps? ( sys-libs/libcap )
+	curl? ( net-misc/curl )
+	ldap? ( net-nds/openldap )
+	openssl? ( >=dev-libs/openssl-0.9.8:=[-bindist] )
+	mysql? ( virtual/mysql )
+	sqlite? ( >=dev-db/sqlite-3.3.1 )
+	systemd? ( sys-apps/systemd )
+	networkmanager? ( net-misc/networkmanager )
+	pam? ( sys-libs/pam )
+	strongswan_plugins_unbound? ( net-dns/unbound net-libs/ldns )"
+DEPEND="${COMMON_DEPEND}
+	virtual/linux-sources
+	sys-kernel/linux-headers"
+RDEPEND="${COMMON_DEPEND}
+	virtual/logger
+	sys-apps/iproute2
+	!net-vpn/libreswan
+	selinux? ( sec-policy/selinux-ipsec )"
+
+UGID="ipsec"
+
+pkg_setup() {
+	linux-info_pkg_setup
+
+	elog "Linux kernel version: ${KV_FULL}"
+
+	if ! kernel_is -ge 2 6 16; then
+		eerror
+		eerror "This ebuild currently only supports ${PN} with the"
+		eerror "native Linux 2.6 IPsec stack on kernels >= 2.6.16."
+		eerror
+	fi
+
+	if kernel_is -lt 2 6 34; then
+		ewarn
+		ewarn "IMPORTANT KERNEL NOTES: Please read carefully..."
+		ewarn
+
+		if kernel_is -lt 2 6 29; then
+			ewarn "[ < 2.6.29 ] Due to a missing kernel feature, you have to"
+			ewarn "include all required IPv6 modules even if you just intend"
+			ewarn "to run on IPv4 only."
+			ewarn
+			ewarn "This has been fixed with kernels >= 2.6.29."
+			ewarn
+		fi
+
+		if kernel_is -lt 2 6 33; then
+			ewarn "[ < 2.6.33 ] Kernels prior to 2.6.33 include a non-standards"
+			ewarn "compliant implementation for SHA-2 HMAC support in ESP and"
+			ewarn "miss SHA384 and SHA512 HMAC support altogether."
+			ewarn
+			ewarn "If you need any of those features, please use kernel >= 2.6.33."
+			ewarn
+		fi
+
+		if kernel_is -lt 2 6 34; then
+			ewarn "[ < 2.6.34 ] Support for the AES-GMAC authentification-only"
+			ewarn "ESP cipher is only included in kernels >= 2.6.34."
+			ewarn
+			ewarn "If you need it, please use kernel >= 2.6.34."
+			ewarn
+		fi
+	fi
+
+	if use non-root; then
+		enewgroup ${UGID}
+		enewuser ${UGID} -1 -1 -1 ${UGID}
+	fi
+}
+
+src_configure() {
+	local myconf=""
+
+	if use non-root; then
+		myconf="${myconf} --with-user=${UGID} --with-group=${UGID}"
+	fi
+
+	# If a user has already enabled db support, those plugins will
+	# most likely be desired as well. Besides they don't impose new
+	# dependencies and come at no cost (except for space).
+	if use mysql || use sqlite; then
+		myconf="${myconf} --enable-attr-sql --enable-sql"
+	fi
+
+	# strongSwan builds and installs static libs by default which are
+	# useless to the user (and to strongSwan for that matter) because no
+	# header files or alike get installed... so disabling them is safe.
+	if use pam && use eap; then
+		myconf="${myconf} --enable-eap-gtc"
+	else
+		myconf="${myconf} --disable-eap-gtc"
+	fi
+
+	for mod in $STRONGSWAN_PLUGINS_STD; do
+		if use strongswan_plugins_${mod}; then
+			myconf+=" --enable-${mod}"
+		fi
+	done
+
+	for mod in $STRONGSWAN_PLUGINS_OPT; do
+		if use strongswan_plugins_${mod}; then
+			myconf+=" --enable-${mod}"
+		fi
+	done
+
+	econf \
+		--disable-static \
+		--enable-ikev1 \
+		--enable-ikev2 \
+		--enable-swanctl \
+		--enable-socket-dynamic \
+		$(use_enable curl) \
+		$(use_enable constraints) \
+		$(use_enable ldap) \
+		$(use_enable debug leak-detective) \
+		$(use_enable dhcp) \
+		$(use_enable eap eap-sim) \
+		$(use_enable eap eap-sim-file) \
+		$(use_enable eap eap-simaka-sql) \
+		$(use_enable eap eap-simaka-pseudonym) \
+		$(use_enable eap eap-simaka-reauth) \
+		$(use_enable eap eap-identity) \
+		$(use_enable eap eap-md5) \
+		$(use_enable eap eap-aka) \
+		$(use_enable eap eap-aka-3gpp2) \
+		$(use_enable eap md4) \
+		$(use_enable eap eap-mschapv2) \
+		$(use_enable eap eap-radius) \
+		$(use_enable eap eap-tls) \
+		$(use_enable eap eap-ttls) \
+		$(use_enable eap xauth-eap) \
+		$(use_enable eap eap-dynamic) \
+		$(use_enable farp) \
+		$(use_enable gmp) \
+		$(use_enable gcrypt) \
+		$(use_enable mysql) \
+		$(use_enable networkmanager nm) \
+		$(use_enable openssl) \
+		$(use_enable pam xauth-pam) \
+		$(use_enable pkcs11) \
+		$(use_enable sqlite) \
+		$(use_enable systemd) \
+		$(use_with caps capabilities libcap) \
+		--with-systemdsystemunitdir="$(systemd_get_systemunitdir)" \
+		${myconf}
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+
+	doinitd "${FILESDIR}"/ipsec
+
+	local dir_ugid
+	if use non-root; then
+		fowners ${UGID}:${UGID} \
+			/etc/ipsec.conf \
+			/etc/strongswan.conf
+
+		dir_ugid="${UGID}"
+	else
+		dir_ugid="root"
+	fi
+
+	diropts -m 0750 -o ${dir_ugid} -g ${dir_ugid}
+	dodir /etc/ipsec.d \
+		/etc/ipsec.d/aacerts \
+		/etc/ipsec.d/acerts \
+		/etc/ipsec.d/cacerts \
+		/etc/ipsec.d/certs \
+		/etc/ipsec.d/crls \
+		/etc/ipsec.d/ocspcerts \
+		/etc/ipsec.d/private \
+		/etc/ipsec.d/reqs
+
+	dodoc NEWS README TODO || die
+
+	# shared libs are used only internally and there are no static libs,
+	# so it's safe to get rid of the .la files
+	find "${D}" -name '*.la' -delete || die "Failed to remove .la files."
+}
+
+pkg_preinst() {
+	has_version "<net-vpn/strongswan-4.3.6-r1"
+	upgrade_from_leq_4_3_6=$(( !$? ))
+
+	has_version "<net-vpn/strongswan-4.3.6-r1[-caps]"
+	previous_4_3_6_with_caps=$(( !$? ))
+}
+
+pkg_postinst() {
+	if ! use openssl && ! use gcrypt; then
+		elog
+		elog "${PN} has been compiled without both OpenSSL and libgcrypt support."
+		elog "Please note that this might effect availability and speed of some"
+		elog "cryptographic features. You are advised to enable the OpenSSL plugin."
+	elif ! use openssl; then
+		elog
+		elog "${PN} has been compiled without the OpenSSL plugin. This might effect"
+		elog "availability and speed of some cryptographic features. There will be"
+		elog "no support for Elliptic Curve Cryptography (Diffie-Hellman groups 19-21,"
+		elog "25, 26) and ECDSA."
+	fi
+
+	if [[ $upgrade_from_leq_4_3_6 == 1 ]]; then
+		chmod 0750 "${ROOT}"/etc/ipsec.d \
+			"${ROOT}"/etc/ipsec.d/aacerts \
+			"${ROOT}"/etc/ipsec.d/acerts \
+			"${ROOT}"/etc/ipsec.d/cacerts \
+			"${ROOT}"/etc/ipsec.d/certs \
+			"${ROOT}"/etc/ipsec.d/crls \
+			"${ROOT}"/etc/ipsec.d/ocspcerts \
+			"${ROOT}"/etc/ipsec.d/private \
+			"${ROOT}"/etc/ipsec.d/reqs
+
+		ewarn
+		ewarn "The default permissions for /etc/ipsec.d/* have been tightened for"
+		ewarn "security reasons. Your system installed directories have been"
+		ewarn "updated accordingly. Please check if necessary."
+		ewarn
+
+		if [[ $previous_4_3_6_with_caps == 1 ]]; then
+			if ! use non-root; then
+				ewarn
+				ewarn "IMPORTANT: You previously had ${PN} installed without root"
+				ewarn "privileges because it was implied by the 'caps' USE flag."
+				ewarn "This has been changed. If you want ${PN} with user privileges,"
+				ewarn "you have to re-emerge it with the 'non-root' USE flag enabled."
+				ewarn
+			fi
+		fi
+	fi
+	if ! use caps && ! use non-root; then
+		ewarn
+		ewarn "You have decided to run ${PN} with root privileges and built it"
+		ewarn "without support for POSIX capability dropping. It is generally"
+		ewarn "strongly suggested that you reconsider- especially if you intend"
+		ewarn "to run ${PN} as server with a public ip address."
+		ewarn
+		ewarn "You should re-emerge ${PN} with at least the 'caps' USE flag enabled."
+		ewarn
+	fi
+	if use non-root; then
+		elog
+		elog "${PN} has been installed without superuser privileges (USE=non-root)."
+		elog "This imposes several limitations mainly to the IKEv1 daemon 'pluto'"
+		elog "but also a few to the IKEv2 daemon 'charon'."
+		elog
+		elog "Please carefully read: http://wiki.strongswan.org/wiki/nonRoot"
+		elog
+		elog "pluto uses a helper script by default to insert/remove routing and"
+		elog "policy rules upon connection start/stop which requires superuser"
+		elog "privileges. charon in contrast does this internally and can do so"
+		elog "even with reduced (user) privileges."
+		elog
+		elog "Thus if you require IKEv1 (pluto) or need to specify a custom updown"
+		elog "script to pluto or charon which requires superuser privileges, you"
+		elog "can work around this limitation by using sudo to grant the"
+		elog "user \"ipsec\" the appropriate rights."
+		elog "For example (the default case):"
+		elog "/etc/sudoers:"
+		elog "  ipsec ALL=(ALL) NOPASSWD: SETENV: /usr/sbin/ipsec"
+		elog "Under the specific connection block in /etc/ipsec.conf:"
+		elog "  leftupdown=\"sudo -E ipsec _updown iptables\""
+		elog
+	fi
+	elog
+	elog "Make sure you have _all_ required kernel modules available including"
+	elog "the appropriate cryptographic algorithms. A list is available at:"
+	elog "  http://wiki.strongswan.org/projects/strongswan/wiki/KernelModules"
+	elog
+	elog "The up-to-date manual is available online at:"
+	elog "  http://wiki.strongswan.org/"
+	elog
+}