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# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-firewall/iptables/iptables-1.3.2.ebuild,v 1.4 2005/08/08 01:52:12 ka0ttic Exp $
inherit eutils flag-o-matic toolchain-funcs linux-info
L7_PV="1.4"
L7_P="netfilter-layer7-v${L7_PV}"
L7_PATCH="iptables-layer7-${L7_PV}.patch"
IMQ_PATCH="iptables-1.3.0-imq1.diff"
DESCRIPTION="Linux kernel (2.4+) firewall, NAT and packet mangling tools"
HOMEPAGE="http://www.iptables.org/"
SRC_URI="http://www.iptables.org/files/${P}.tar.bz2
extensions? (
http://www.linuximq.net/patchs/${IMQ_PATCH}
mirror://sourceforge/l7-filter/${L7_P}.tar.gz
)"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
IUSE="ipv6 static extensions"
DEPEND="virtual/os-headers
extensions? ( virtual/linux-sources )"
RDEPEND=""
pkg_setup() {
if use extensions ; then
ewarn "WARNING: 3rd party extensions has been enabled."
ewarn "This means that iptables will use your currently installed"
ewarn "kernel in ${KERNEL_DIR} as headers for iptables."
ewarn
ewarn "You may have to patch your kernel to allow iptables to build."
ewarn "Please check http://ftp.netfilter.org/pub/patch-o-matic-ng/snapshot/ for patches"
ewarn "for your kernel."
ewarn
ewarn "For layer 7 support emerge net-misc/l7-filter-${L7_PV} before this"
linux-info_pkg_setup
fi
}
src_unpack() {
unpack ${P}.tar.bz2
use extensions && unpack ${L7_P}.tar.gz
cd "${S}"
EPATCH_OPTS="-p0" \
epatch "${FILESDIR}"/1.3.1-files/install_ipv6_apps.patch.bz2
EPATCH_OPTS="-p1" \
epatch "${FILESDIR}"/1.3.1-files/install_all_dev_files.patch-1.3.1.bz2
# this provide's grsec's stealth match
EPATCH_OPTS="-p0" \
epatch "${FILESDIR}"/1.3.1-files/grsecurity-1.2.8-iptables.patch-1.3.1.bz2
sed -i \
-e "s/PF_EXT_SLIB:=/PF_EXT_SLIB:=stealth /g" \
extensions/Makefile || die "failed to enable stealth extension"
EPATCH_OPTS="-p1" \
epatch "${FILESDIR}"/1.3.1-files/${PN}-1.3.1-compilefix.patch
if use extensions ; then
EPATCH_OPTS="-p1" epatch "${DISTDIR}"/${IMQ_PATCH}
EPATCH_OPTS="-p1" epatch "${WORKDIR}"/${L7_P}/${L7_PATCH}
chmod +x extensions/{.IMQ-test*,.childlevel-test*,.layer7-test*}
fi
}
src_defs() {
# these are used in both of src_compile and src_install
myconf="${myconf} PREFIX="
myconf="${myconf} LIBDIR=/$(get_libdir)"
myconf="${myconf} BINDIR=/sbin"
myconf="${myconf} MANDIR=/usr/share/man"
myconf="${myconf} INCDIR=/usr/include"
# iptables and libraries are now installed to /sbin and /lib, so that
# systems with remote network-mounted /usr filesystems can get their
# network interfaces up and running correctly without /usr.
use ipv6 || myconf="${myconf} DO_IPV6=0"
use static && myconf="${myconf} NO_SHARED_LIBS=0"
export myconf
if ! use extensions ; then
export KERNEL_DIR="/usr"
diemsg=""
else
diemsg="Please check http://cvs.iptables.org/patch-o-matic-ng/updates/ if your kernel needs to be patched for iptables"
fi
export diemsg
}
src_compile() {
src_defs
# iptables will NOT work correctly unless -O[123] are present!
replace-flags -O0 -O2
get-flag -O || append-flags -O2
# prevent it from causing ICMP errors.
# http://bugs.gentoo.org/show_bug.cgi?id=23645
filter-flags -fstack-protector
emake -j1 \
COPT_FLAGS="${CFLAGS}" ${myconf} \
KERNEL_DIR="${KERNEL_DIR}" \
CC="$(tc-getCC)" \
|| die "${diemsg}"
}
src_install() {
src_defs
make ${myconf} \
DESTDIR="${D}" \
KERNEL_DIR="${KERNEL_DIR}" \
install install-devel || die "${diemsg}"
dodir /usr/$(get_libdir)
mv -f "${D}"/$(get_libdir)/*.a "${D}"/usr/$(get_libdir)
keepdir /var/lib/iptables
newinitd "${FILESDIR}"/${PN}-1.3.2.init iptables
newconfd "${FILESDIR}"/${PN}-1.3.2.confd iptables
if use ipv6 ; then
keepdir /var/lib/ip6tables
newinitd "${FILESDIR}"/iptables-1.3.2.init ip6tables
newconfd "${FILESDIR}"/ip6tables-1.3.2.confd ip6tables
fi
}
pkg_postinst() {
einfo "This package now includes an initscript which loads and saves"
einfo "rules stored in /var/lib/iptables/rules-save"
use ipv6 && einfo "and /var/lib/ip6tables/rules-save"
einfo "This location can be changed in /etc/conf.d/iptables"
einfo
einfo "If you are using the iptables initsscript you should save your"
einfo "rules using the new iptables version before rebooting."
einfo
einfo "If you are upgrading to a >=2.4.21 kernel you may need to rebuild"
einfo "iptables."
einfo
ewarn "!!! ipforwarding is now not a part of the iptables initscripts."
einfo "Until a more permanent solution is implemented adding the following"
einfo "to /etc/conf.d/local.start will enable ipforwarding at bootup:"
einfo " echo \"1\" > /proc/sys/net/ipv4/conf/all/forwarding"
if use ipv6 ; then
einfo "and/or"
einfo " echo \"1\" > /proc/sys/net/ipv6/conf/all/forwarding"
einfo "for ipv6."
fi
echo
ewarn "When upgrading from iptables-1.2.x, you may be unable to remove"
ewarn "rules added with iptables-1.3.x. This is a known issue, please see:"
ewarn "http://bugs.gentoo.org/show_bug.cgi?id=92535"
}
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