Tue Apr 5 14:26:38 UTC 2011

6 files changed, 270 insertions, 0 deletions

diff --git a/core/iptables/PKGBUILD b/core/iptables/PKGBUILD
new file mode 100644
index 000000000..c2b812f85
--- /dev/null
+++ b/core/iptables/PKGBUILD
@@ -0,0 +1,53 @@
+# $Id: PKGBUILD 102057 2010-12-04 09:52:03Z allan $
+# Maintainer: Ronald van Haren <ronald.archlinux.org>
+# Contributor: Thomas Baechler <thomas@archlinux.org>
+
+pkgname=iptables
+pkgver=1.4.10
+pkgrel=1
+pkgdesc="A Linux kernel packet control tool"
+arch=('i686' 'x86_64')
+license=('GPL2')
+url="http://www.netfilter.org/"
+depends=('glibc' 'bash')
+options=('!libtool')
+source=(http://www.iptables.org/projects/iptables/files/${pkgname}-${pkgver}.tar.bz2
+        iptables
+        ip6tables
+        empty.rules
+        simple_firewall.rules
+        iptables.conf.d)
+backup=(etc/conf.d/iptables)
+sha1sums=('8190b8c9714a3eec825317e8ac1deeb3d11c6d29'
+          'd7540316581bb66c5594885882a14ba394e95098'
+          '70d70113e3a23f0fe99404c5536507a887a4ca5c'
+          '83b3363878e3660ce23b2ad325b53cbd6c796ecf'
+          '9907f9e815592837abc7fa3264a401567b7606ab'
+          '1c52444ffbecc09f56bb325db49e924dd32f9213')
+
+build() {
+  cd ${srcdir}/${pkgname}-${pkgver}
+
+  # http://bugs.archlinux.org/task/17046
+  sed -i '87 i libxt_RATEEST.so: libxt_RATEEST.oo' extensions/GNUmakefile.in
+  sed -i '88 i \\t${AM_VERBOSE_CCLD} ${CCLD} ${AM_LDFLAGS} -lm -shared ${LDFLAGS} -o $@ $<;\n' extensions/GNUmakefile.in
+
+ ./configure --prefix=/usr --with-kernel=usr/src/linux-$(uname -r) \
+	--libexecdir=/usr/lib/iptables --sysconfdir=/etc \
+	--with-xtlibdir=/usr/lib/iptables \
+	--enable-devel --enable-libipq
+
+  make
+}
+
+package() {
+  cd ${srcdir}/${pkgname}-${pkgver}
+
+  make DESTDIR=${pkgdir} install
+
+  install -D -m755 ../iptables ${pkgdir}/etc/rc.d/iptables
+  install -D -m755 ../ip6tables ${pkgdir}/etc/rc.d/ip6tables
+  install -D -m644 ../empty.rules ${pkgdir}/etc/iptables/empty.rules
+  install -D -m644 ../simple_firewall.rules ${pkgdir}/etc/iptables/simple_firewall.rules
+  install -D -m644 ../iptables.conf.d ${pkgdir}/etc/conf.d/iptables
+}
diff --git a/core/iptables/empty.rules b/core/iptables/empty.rules
new file mode 100644
index 000000000..e24e1aa30
--- /dev/null
+++ b/core/iptables/empty.rules
@@ -0,0 +1,6 @@
+# Empty iptables rule file
+*filter
+:INPUT ACCEPT [0:0]
+:FORWARD ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+COMMIT
diff --git a/core/iptables/ip6tables b/core/iptables/ip6tables
new file mode 100755
index 000000000..1733db281
--- /dev/null
+++ b/core/iptables/ip6tables
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+# source application-specific settings
+[ -f /etc/conf.d/iptables ] && . /etc/conf.d/iptables
+
+# Set defaults if settings are missing
+[ -z "$IP6TABLES" ] && IP6TABLES=/usr/sbin/ip6tables
+[ -z "$IP6TABLES_CONF" ] && IP6TABLES_CONF=/etc/iptables/ip6tables.rules
+
+. /etc/rc.conf
+. /etc/rc.d/functions
+
+case "$1" in
+	start)
+		if [ ! -f $IP6TABLES_CONF ]; then
+			echo "Cannot load iptables rules: $IP6TABLES_CONF is missing!" >&2
+			exit 1
+		fi
+		stat_busy "Starting IP6 Tables"
+		if [ "$IPTABLES_FORWARD" = "1" ]; then
+                        echo 1 >/proc/sys/net/ipv6/conf/default/forwarding
+                        echo 1 >/proc/sys/net/ipv6/conf/all/forwarding
+		fi
+		if ck_daemon ip6tables; then
+			/usr/sbin/ip6tables-restore < $IP6TABLES_CONF
+			if [ $? -gt 0 ]; then
+				stat_fail
+			else
+				add_daemon ip6tables
+				stat_done
+			fi
+		else
+			stat_fail
+		fi
+		;;
+	stop)
+		stat_busy "Stopping IP6 Tables"
+                echo 0 >/proc/sys/net/ipv6/conf/all/forwarding
+                echo 0 >/proc/sys/net/ipv6/conf/default/forwarding
+		if ! ck_daemon ip6tables; then
+			fail=0
+			for table in $(cat /proc/net/ip6_tables_names); do
+				$IP6TABLES -t $table -F &>/dev/null && \
+					$IP6TABLES -t $table -X &>/dev/null && \
+					$IP6TABLES -t $table -Z &>/dev/null
+				[ $? -gt 0 ] && fail=1
+			done
+			if [ $fail -gt 0 ]; then
+				stat_fail
+			else
+				rm_daemon ip6tables
+				# reset policies
+				for table in filter mangle raw; do
+					if grep -qw $table /proc/net/ip6_tables_names; then
+						$IP6TABLES -t $table -P OUTPUT ACCEPT
+					fi
+				done
+				for table in filter mangle; do
+					if grep -qw $table /proc/net/ip6_tables_names; then
+						$IP6TABLES -t $table -P INPUT ACCEPT
+						$IP6TABLES -t $table -P FORWARD ACCEPT
+					fi
+				done
+				for table in mangle raw; do
+					if grep -qw $table /proc/net/ip6_tables_names; then
+						$IP6TABLES -t $table -P PREROUTING ACCEPT
+					fi
+				done
+				for table in mangle; do
+					if grep -qw $table /proc/net/ip6_tables_names; then
+						$IP6TABLES -t $table -P POSTROUTING ACCEPT
+					fi
+				done
+				stat_done
+			fi
+		else
+			stat_fail
+		fi
+		;;
+	restart)
+		$0 stop
+		sleep 2
+		$0 start
+		;;
+	save)
+		stat_busy "Saving IP6 Tables"
+		/usr/sbin/ip6tables-save >$IP6TABLES_CONF
+		if [ $? -gt 0 ]; then
+			stat_fail
+		else
+			stat_done
+		fi
+		;;
+	*)
+		echo "usage: $0 {start|stop|restart|save}"
+esac
+exit 0
diff --git a/core/iptables/iptables b/core/iptables/iptables
new file mode 100755
index 000000000..50c13d5c1
--- /dev/null
+++ b/core/iptables/iptables
@@ -0,0 +1,95 @@
+#!/bin/bash
+
+# source application-specific settings
+[ -f /etc/conf.d/iptables ] && . /etc/conf.d/iptables
+
+# Set defaults if settings are missing
+[ -z "$IPTABLES" ] && IPTABLES=/usr/sbin/iptables
+[ -z "$IPTABLES_CONF" ] && IPTABLES_CONF=/etc/iptables/iptables.rules
+
+. /etc/rc.conf
+. /etc/rc.d/functions
+
+case "$1" in
+	start)
+		if [ ! -f $IPTABLES_CONF ]; then
+			echo "Cannot load iptables rules: $IPTABLES_CONF is missing!" >&2
+			exit 1
+		fi
+		stat_busy "Starting IP Tables"
+		if [ "$IPTABLES_FORWARD" = "1" ]; then
+			echo 1 >/proc/sys/net/ipv4/ip_forward
+		fi
+		if ck_daemon iptables; then
+			/usr/sbin/iptables-restore < $IPTABLES_CONF
+			if [ $? -gt 0 ]; then
+				stat_fail
+			else
+				add_daemon iptables
+				stat_done
+			fi
+		else
+			stat_fail
+		fi
+		;;
+	stop)
+		stat_busy "Stopping IP Tables"
+		echo 0 >/proc/sys/net/ipv4/ip_forward
+		if ! ck_daemon iptables; then
+			fail=0
+			for table in $(cat /proc/net/ip_tables_names); do
+				$IPTABLES -t $table -F &>/dev/null && \
+					$IPTABLES -t $table -X &>/dev/null && \
+					$IPTABLES -t $table -Z &>/dev/null
+				[ $? -gt 0 ] && fail=1
+			done
+			if [ $fail -gt 0 ]; then
+				stat_fail
+			else
+				rm_daemon iptables
+				# reset policies
+				for table in filter nat mangle raw; do
+					if grep -qw $table /proc/net/ip_tables_names; then
+						$IPTABLES -t $table -P OUTPUT ACCEPT
+					fi
+				done
+				for table in filter mangle; do
+					if grep -qw $table /proc/net/ip_tables_names; then
+						$IPTABLES -t $table -P INPUT ACCEPT
+						$IPTABLES -t $table -P FORWARD ACCEPT
+					fi
+				done
+				for table in nat mangle raw; do
+					if grep -qw $table /proc/net/ip_tables_names; then
+						$IPTABLES -t $table -P PREROUTING ACCEPT
+					fi
+				done
+				for table in nat mangle; do
+					if grep -qw $table /proc/net/ip_tables_names; then
+						$IPTABLES -t $table -P POSTROUTING ACCEPT
+					fi
+				done
+				stat_done
+			fi
+		else
+			stat_fail
+		fi
+		;;
+	restart)
+		$0 stop
+		sleep 2
+		$0 start
+		;;
+	save)
+		stat_busy "Saving IP Tables"
+		/usr/sbin/iptables-save >$IPTABLES_CONF
+		if [ $? -gt 0 ]; then
+			stat_fail
+		else
+			stat_done
+		fi
+		;;
+	*)
+		echo "usage: $0 {start|stop|restart|save}"
+esac
+exit 0
diff --git a/core/iptables/iptables.conf.d b/core/iptables/iptables.conf.d
new file mode 100644
index 000000000..07bc11aa1
--- /dev/null
+++ b/core/iptables/iptables.conf.d
@@ -0,0 +1,8 @@
+# Configuration for iptables rules
+
+IPTABLES=/usr/sbin/iptables
+IP6TABLES=/usr/sbin/ip6tables
+
+IPTABLES_CONF=/etc/iptables/iptables.rules
+IP6TABLES_CONF=/etc/iptables/ip6tables.rules
+IPTABLES_FORWARD=0  # enable IP forwarding?
diff --git a/core/iptables/simple_firewall.rules b/core/iptables/simple_firewall.rules
new file mode 100644
index 000000000..e1604cc36
--- /dev/null
+++ b/core/iptables/simple_firewall.rules
@@ -0,0 +1,11 @@
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT ACCEPT [0:0]
+-A INPUT -p icmp -j ACCEPT 
+-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT 
+-A INPUT -i lo -j ACCEPT 
+-A INPUT -p tcp -j REJECT --reject-with tcp-reset 
+-A INPUT -p udp -j REJECT --reject-with icmp-port-unreachable 
+-A INPUT -j REJECT --reject-with icmp-proto-unreachable 
+COMMIT