# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit linux-info systemd

DESCRIPTION="iptables firewall generator"
HOMEPAGE="https://firehol.org/ https://github.com/firehol/firehol"
SRC_URI="https://github.com/firehol/firehol/releases/download/v${PV}/${P}.tar.xz"

LICENSE="GPL-2"
SLOT="0"
IUSE="doc ipv6 ipset"
KEYWORDS="~amd64 arm ~arm64 ~ppc ~x86"

# Set the dependency versions to aid cross-compiling. Keep them at their
# minimums as the configure script merely checks whether they are sufficient.
MY_BASH_VERSION=4.0
MY_IPRANGE_VERSION=1.0.2

RDEPEND="
	app-arch/gzip
	>=app-shells/bash-${MY_BASH_VERSION}:0
	net-analyzer/traceroute
	net-firewall/iptables
	>=net-misc/iprange-${MY_IPRANGE_VERSION}:0
	net-misc/iputils[ipv6(+)?]
	sys-apps/iproute2[-minimal,ipv6(+)?]
	sys-apps/kmod[tools]
	ipset? ( net-firewall/ipset )
"
DEPEND="${RDEPEND}"

pkg_setup() {
	local CONFIG_CHECK=" \
		~IP_NF_FILTER \
		~IP_NF_IPTABLES \
		~IP_NF_MANGLE \
		~IP_NF_TARGET_MASQUERADE
		~IP_NF_TARGET_REDIRECT \
		~IP_NF_TARGET_REJECT \
		~NETFILTER_XT_CONNMARK \
		~NETFILTER_XT_MATCH_HELPER \
		~NETFILTER_XT_MATCH_LIMIT \
		~NETFILTER_XT_MATCH_OWNER \
		~NETFILTER_XT_MATCH_STATE \
		~NF_CONNTRACK \
		~NF_CONNTRACK_IPV4 \
		~NF_CONNTRACK_MARK \
		~NF_NAT \
		~NF_NAT_FTP \
		~NF_NAT_IRC \
	"
	linux-info_pkg_setup
}

src_configure() {
	# This erroneously checks for BASH_VERSION_PATH rather than BASH_VERSION.
	BASH_VERSION_PATH=${MY_BASH_VERSION} \
	IPRANGE_VERSION=${MY_IPRANGE_VERSION} \
	econf \
		--disable-vnetbuild \
		$(use_enable ipset update-ipsets) \
		$(use_enable doc) \
		$(use_enable ipv6)
}

src_install() {
	default

	newconfd "${FILESDIR}"/firehol.confd firehol
	newinitd "${FILESDIR}"/firehol.initd firehol
	newconfd "${FILESDIR}"/fireqos.confd fireqos
	newinitd "${FILESDIR}"/fireqos.initd fireqos

	systemd_dounit contrib/fire{hol,qos}.service
}