firewall3: add default config and firewall.user

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35889 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 208 insertions, 0 deletions

diff --git a/package/network/config/firewall3/Makefile b/package/network/config/firewall3/Makefile
index 66da42132..cd9405eae 100644
--- a/package/network/config/firewall3/Makefile
+++ b/package/network/config/firewall3/Makefile
@@ -33,6 +33,11 @@ define Package/firewall3/description
  This package provides a config-compatible C implementation of the UCI firewall.
 endef
 
+define Package/firewall3/conffiles
+/etc/config/firewall
+/etc/firewall.user
+endef
+
 define Package/firewall3/install
 	$(INSTALL_DIR) $(1)/sbin
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/firewall3 $(1)/sbin/fw3
@@ -40,6 +45,10 @@ define Package/firewall3/install
 	$(INSTALL_BIN) ./files/firewall.init $(1)/etc/init.d/firewall
 	$(INSTALL_DIR) $(1)/etc/hotplug.d/iface
 	$(INSTALL_DATA) ./files/firewall.hotplug $(1)/etc/hotplug.d/iface/20-firewall
+	$(INSTALL_DIR) $(1)/etc/config/
+	$(INSTALL_DATA) ./files/firewall.config $(1)/etc/config/firewall
+	$(INSTALL_DIR) $(1)/etc/
+	$(INSTALL_DATA) ./files/firewall.user $(1)/etc/firewall.user
 endef
 
 $(eval $(call BuildPackage,firewall3))
diff --git a/package/network/config/firewall3/files/firewall.config b/package/network/config/firewall3/files/firewall.config
new file mode 100644
index 000000000..6acfe1e86
--- /dev/null
+++ b/package/network/config/firewall3/files/firewall.config
@@ -0,0 +1,195 @@
+config defaults
+	option syn_flood	1
+	option input		ACCEPT
+	option output		ACCEPT
+	option forward		REJECT
+# Uncomment this line to disable ipv6 rules
+#	option disable_ipv6	1
+
+config zone
+	option name		lan
+	option network		'lan'
+	option input		ACCEPT
+	option output		ACCEPT
+	option forward		REJECT
+
+config zone
+	option name		wan
+	option network		'wan'
+	option input		REJECT
+	option output		ACCEPT
+	option forward		REJECT
+	option masq		1
+	option mtu_fix		1
+
+config forwarding
+	option src		lan
+	option dest		wan
+
+# We need to accept udp packets on port 68,
+# see https://dev.openwrt.org/ticket/4108
+config rule
+	option name		Allow-DHCP-Renew
+	option src		wan
+	option proto		udp
+	option dest_port	68
+	option target		ACCEPT
+	option family		ipv4
+
+# Allow IPv4 ping
+config rule
+	option name		Allow-Ping
+	option src		wan
+	option proto		icmp
+	option icmp_type	echo-request
+	option family		ipv4
+	option target		ACCEPT
+
+# Allow DHCPv6 replies
+# see https://dev.openwrt.org/ticket/10381
+config rule
+	option name		Allow-DHCPv6
+	option src		wan
+	option proto		udp
+	option src_ip		fe80::/10
+	option src_port		547
+	option dest_ip		fe80::/10
+	option dest_port	546
+	option family		ipv6
+	option target		ACCEPT
+
+# Allow essential incoming IPv6 ICMP traffic
+config rule
+	option name		Allow-ICMPv6-Input
+	option src		wan
+	option proto	icmp
+	list icmp_type		echo-request
+	list icmp_type		echo-reply
+	list icmp_type		destination-unreachable
+	list icmp_type		packet-too-big
+	list icmp_type		time-exceeded
+	list icmp_type		bad-header
+	list icmp_type		unknown-header-type
+	list icmp_type		router-solicitation
+	list icmp_type		neighbour-solicitation
+	list icmp_type		router-advertisement
+	list icmp_type		neighbour-advertisement
+	option limit		1000/sec
+	option family		ipv6
+	option target		ACCEPT
+
+# Allow essential forwarded IPv6 ICMP traffic
+config rule
+	option name		Allow-ICMPv6-Forward
+	option src		wan
+	option dest		*
+	option proto		icmp
+	list icmp_type		echo-request
+	list icmp_type		echo-reply
+	list icmp_type		destination-unreachable
+	list icmp_type		packet-too-big
+	list icmp_type		time-exceeded
+	list icmp_type		bad-header
+	list icmp_type		unknown-header-type
+	option limit		1000/sec
+	option family		ipv6
+	option target		ACCEPT
+
+# Block ULA-traffic from leaking out
+config rule
+	option name		Enforce-ULA-Border-Src
+	option src		*
+	option dest		wan
+	option proto		all
+	option src_ip		fc00::/7
+	option family		ipv6
+	option target		REJECT
+
+config rule
+	option name		Enforce-ULA-Border-Dest
+	option src		*
+	option dest		wan
+	option proto		all
+	option dest_ip		fc00::/7
+	option family		ipv6
+	option target		REJECT
+
+# include a file with users custom iptables rules
+config include
+	option path /etc/firewall.user
+
+
+### EXAMPLE CONFIG SECTIONS
+# do not allow a specific ip to access wan
+#config rule
+#	option src		lan
+#	option src_ip	192.168.45.2
+#	option dest		wan
+#	option proto	tcp
+#	option target	REJECT
+
+# block a specific mac on wan
+#config rule
+#	option dest		wan
+#	option src_mac	00:11:22:33:44:66
+#	option target	REJECT
+
+# block incoming ICMP traffic on a zone
+#config rule
+#	option src		lan
+#	option proto	ICMP
+#	option target	DROP
+
+# port redirect port coming in on wan to lan
+#config redirect
+#	option src			wan
+#	option src_dport	80
+#	option dest			lan
+#	option dest_ip		192.168.16.235
+#	option dest_port	80
+#	option proto		tcp
+
+# port redirect of remapped ssh port (22001) on wan
+#config redirect
+#	option src		wan
+#	option src_dport	22001
+#	option dest		lan
+#	option dest_port	22
+#	option proto		tcp
+
+# allow IPsec/ESP and ISAKMP passthrough
+#config rule
+#	option src		wan
+#	option dest		lan
+#	option protocol		esp
+#	option target		ACCEPT
+
+#config rule
+#	option src		wan
+#	option dest		lan
+#	option src_port		500
+#	option dest_port	500
+#	option proto		udp
+#	option target		ACCEPT
+
+### FULL CONFIG SECTIONS
+#config rule
+#	option src		lan
+#	option src_ip	192.168.45.2
+#	option src_mac	00:11:22:33:44:55
+#	option src_port	80
+#	option dest		wan
+#	option dest_ip	194.25.2.129
+#	option dest_port	120
+#	option proto	tcp
+#	option target	REJECT
+
+#config redirect
+#	option src		lan
+#	option src_ip	192.168.45.2
+#	option src_mac	00:11:22:33:44:55
+#	option src_port		1024
+#	option src_dport	80
+#	option dest_ip	194.25.2.129
+#	option dest_port	120
+#	option proto	tcp
diff --git a/package/network/config/firewall3/files/firewall.user b/package/network/config/firewall3/files/firewall.user
new file mode 100644
index 000000000..1ccbd0165
--- /dev/null
+++ b/package/network/config/firewall3/files/firewall.user
@@ -0,0 +1,4 @@
+# This file is interpreted as shell script.
+# Put your custom iptables rules here, they will
+# be executed with each firewall (re-)start.
+