# Maintainer: Jakub Jirutka <jakub@jirutka.cz>
pkgname=dhcp
pkgver="4.4.1"
_realver=${pkgver/_p/-P}
pkgrel=7
pkgdesc="ISC Dynamic Host Configuration Protocol (DHCP)"
url="https://www.isc.org/"
arch="all"
license="MPL-2.0"
depends=""
depends_server_ldap="!$pkgname-server-vanilla $pkgname"
depends_server_vanilla="!$pkgname-server-ldap $pkgname"
depends_static="$pkgname-dev"
#
# busybox utils are not sufficient for dhclient
#depends_dhclient_optional="bash iputils net-tools sed util-linux"
depends_dhclient="coreutils iproute2 run-parts $depends_dhclient_optional"
depends_dhcrelay=""  # do not inherit depends from $pkgname
depends_openrc=""  # do not inherit depends from $pkgname
pkgusers="dhcp"
pkggroups="dhcp"
makedepends="krb5-dev linux-headers openldap-dev perl"
install="$pkgname.pre-install $pkgname.pre-upgrade $pkgname.post-upgrade"
subpackages="
	$pkgname-doc
	$pkgname-openrc
	$pkgname-libs-static
	$pkgname-dbg
	$pkgname-dev
	dhclient
	dhcrelay
	dhcrelay-openrc
	$pkgname-server-vanilla:server_vanilla
	$pkgname-server-ldap:server_ldap
	"
source="
	http://downloads.isc.org/isc/$pkgname/$_realver/$pkgname-$_realver.tar.gz
	01-dhclient-script-fix-bare-ip.patch
	02-dhclient-script-remove-bashisms.patch
	dhcp-3.0-fix-perms.patch
	dhclient-script-alpine
	dhcrelay.initd
	dhcrelay.confd
	dhcpd.confd
	dhcpd.initd
	"

builddir="$srcdir/$pkgname-$_realver"
makedepends="$makedepends $depends_dhclient $depends_server_ldap $depends_server_vanilla"

# secfixes:
#   4.4.1-r0:
#     - CVE-2018-5732
#     - CVE-2018-5733

_configure() {
	# fix ipv6
	export CFLAGS="$CFLAGS -D_GNU_SOURCE \
		-D_PATH_DHCLIENT_CONF='\"/etc/dhcp/dhclient.conf\"'"

	./configure \
		--build="$CBUILD" \
		--host="$CHOST" \
		--prefix=/usr \
		--sysconfdir=/etc/dhcp \
		--localstatedir=/var \
		--with-srv-conf-file=/etc/dhcp/dhcpd.conf \
		--with-srv-lease-file=/var/lib/dhcp/dhcpd.leases \
		--with-srv6-lease-file=/var/lib/dhcp/dhcpd6.leases \
		--with-cli-lease-file=/var/lib/dhcp/dhclient.leases \
		--with-cli6-lease-file=/var/lib/dhcp/dhclient6.leases \
		--with-srv-pid-file=/run/dhcp/dhcpd.pid \
		--with-srv6-pid-file=/run/dhcp/dhcpd6.pid \
		--with-cli-pid-file=/run/dhcp/dhclient.pid \
		--with-cli6-pid-file=/run/dhcp/dhclient6.pid \
		--with-relay-pid-file=/run/dhcp/dhcrelay.pid \
		--with-relay6-pid-file=/run/dhcp/dhcrelay6.pid \
		--with-libbind=no \
		--enable-dhcpv4o6 \
		--enable-paranoia \
		--enable-log-pid \
		"$@"

}

build() {
	cd "$builddir"
	cp -a "$builddir" "$builddir-ldap"

	_configure
	make -j1 -C bind && make

	cd "$builddir-ldap"
	_configure \
		--with-ldap \
		--with-ldapcrypto \
		--with-ldap-gssapi
	make -j1 -C bind && make
}

check() {
	cd "$builddir"
	make check

	cd "$builddir-ldap"
	make check
}

package() {
	cd "$builddir"

	install -m755 -D "$srcdir"/dhcpd.initd "$pkgdir"/etc/init.d/dhcpd
	install -m644 -D "$srcdir"/dhcpd.confd "$pkgdir"/etc/conf.d/dhcpd
	mv "$pkgdir"/etc "$pkgdir/etc.$pkgname"
	install -m755 -D "$srcdir"/dhcrelay.initd "$pkgdir"/etc/init.d/dhcrelay
	install -m644 -D "$srcdir"/dhcrelay.confd "$pkgdir"/etc/conf.d/dhcrelay
	mv "$pkgdir"/etc "$pkgdir"/etc.dhcrelay

	make DESTDIR="$pkgdir" install

	#install -m751 -D "$builddir"/client/scripts/linux "$pkgdir"/sbin/dhclient-script
	install -m751 -D "$srcdir"/dhclient-script-alpine "$pkgdir"/sbin/dhclient-script
	install -d "$pkgdir"/var/lib/dhcp
	install -d "$pkgdir"/run/dhcp
}

openrc() {
	local _name _etcdir _dir
	depends="$depends_openrc"

	_name="${subpkgname%-openrc}"
	_etcdir="$pkgdir/etc.$_name"
	for _dir in conf.d init.d; do
		if [ -d "$_etcdir/$_dir" ]; then
			mkdir -p "$pkgdir"/etc
			mv "$_etcdir/$_dir" "$pkgdir"/etc/
		fi
	done
	rmdir "$_etcdir" || :

	default_openrc
	install_if="openrc $_name=$pkgver-r$pkgrel"
}

server_ldap() {
	pkgdesc="ISC dhcpd server with LDAP support"
	depends="$depends_server_ldap"
	provides="dhcp-server"
	provider_priority=100

	install -d "$subpkgdir"
	make DESTDIR="$subpkgdir" -C "$builddir-ldap/server" install-sbinPROGRAMS
}

server_vanilla() {
	pkgdesc="ISC dhcpd server"
	depends="$depends_server_vanilla"
	install_if="$pkgname=$pkgver-r$pkgrel"
	provides="dhcp-server"
	provider_priority=200

	install -d "$subpkgdir"/usr/sbin
	mv "$pkgdir/usr/sbin/dhcpd" "$subpkgdir/usr/sbin/"
	rmdir "$pkgdir/usr/sbin" || :
}

dhclient() {
	pkgdesc="ISC dhcp client"
	depends="$depends_dhclient"

	install -d -o dhcp -g dhcp "$subpkgdir"/var/lib/dhcp
	install -d -o dhcp -g dhcp "$subpkgdir"/run/dhcp
	install -d "$subpkgdir"/usr/sbin
	install -d "$subpkgdir"/sbin
	install -d "$subpkgdir"/etc/dhcp
	mv "$pkgdir"/usr/sbin/dhclient "$subpkgdir"/usr/sbin/
	mv "$pkgdir"/sbin/dhclient-script "$subpkgdir"/sbin/
	ln -s ../sbin/dhclient-script "$subpkgdir"/etc/dhclient-script
	mv "$pkgdir"/etc/dhcp/dhclient.conf* "$subpkgdir"/etc/dhcp/
}

dhcrelay() {
	pkgdesc="ISC dhcp relay server"
	depends="$depends_dhcrelay"
	replaces="dhcp"

	install -d "$subpkgdir"/run/dhcp \
		"$subpkgdir"/usr/sbin
	mv "$pkgdir"/usr/sbin/dhcrelay "$subpkgdir"/usr/sbin/
}

static() {
	depends="$depends_static"
	default_static || mkdir -p "$subpkgdir"
}


gpg_signature_extensions="sha512.asc"
gpgfingerprints="
	good:AE3F AC79 6711 EC59 FC00  7AA4 74BB 6B9A 4CBB 3D38
	BE0E 9748 B718 253A 28BB  89FF F1B1 1BF0 5CF0 2E57
	"

sha512sums="684ae349f224918c9f8cec7bd6c55cd0b83ad2b5827375b2876ca088eb05b7ff1364e50f6dc24f2485c610d9be94d4ba3020f60a0fa0ef63962349d191b887e7  dhcp-4.4.1.tar.gz
17e2b9588ee5d1bd9acb9c2e30f7a28308d29c9e797c2be14c1feff52e6e231ce8a94535f18badff1342aff4ae4003aab986e0f0473f0cd280292fdab044b148  01-dhclient-script-fix-bare-ip.patch
a70e4a7e80ee65c8ced6b61db80f7ccd0f35015b5cccf2e7c51705ae129230aa49ba9926bb88f7418018e7a112c2a40451f24b88e04464b590ff20091e8d8709  02-dhclient-script-remove-bashisms.patch
d5697a56fbbff25199962608986e7ffb533ed4afd3e344e3c79d2010dda73cc0b088f06c454e9f0c69eb054e09a374455fa71d3f73306e0c98fa76df4dd321b7  dhcp-3.0-fix-perms.patch
d1dce58875793316761f168e29feddc1d3454d1d917d063d43ae102b7b6aab256c3cb420478335c57ebcdb2b7c804afa4d8a1f9ab06a29a4dd23bc5d87db8df2  dhclient-script-alpine
ce62693cb483616844bb6774f9046af6a1a210e35cfaa59ab3bd12f68d50176714a324e92538b35139110b78191866f65b30d6979d8a45f7b68e572e7a1e8427  dhcrelay.initd
fd15dbaa4c61c3c26f407bf13dde859470a1adba134da064b653ccc152ce42635ee8de2fe113ae21ba8470e97e3caad8c1a47b69eb25e5e92b40e26790b96f6d  dhcrelay.confd
7b7a77b7826b475a4113ebeee54501ce417cc56e85754301a82a185d88b4713d198f615a366e63e0e2b0aef988c8137dcd1e18c4036d993378257079da17693d  dhcpd.confd
1f78c4f64a891012b4de029c50934b284ad80313959e06b0f29416f33a9e4f0deca8b61e9224a683a92faf8a08e8b7c075bc6e833ab73b6305c0d6d9712d0baf  dhcpd.initd"