diff --git a/package/network/config/firewall3/Makefile b/package/network/config/firewall3/Makefile index 66da42132734ffeed8ef808c047a4bcd62b66820..cd9405eae44a6bcd2a9eb2172ea51b8d04853306 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 0000000000000000000000000000000000000000..6acfe1e86a3ab84252c8cc287b3a04c43fbf8caa --- /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 0000000000000000000000000000000000000000..1ccbd01657422cd24fe2742755065b954e95a6bd --- /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. +