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Add ebtables filters from the legacy firmware

This commit is contained in:
Matthias Schiffer 2014-01-10 21:48:43 +01:00
parent bb3fd05d1a
commit 4d8d989980
19 changed files with 111 additions and 0 deletions
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40
gluon/gluon-ebtables-filter-multicast/Makefile Normal file
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include $(TOPDIR)/rules.mk
PKG_NAME:=gluon-ebtables-filter-multicast
PKG_VERSION:=1
PKG_RELEASE:=1
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
include $(INCLUDE_DIR)/package.mk
define Package/gluon-ebtables-filter-multicast
SECTION:=gluon
CATEGORY:=Gluon
TITLE:=Ebtables filters for multicast packets
DEPENDS:=+gluon-core +gluon-ebtables
endef
define Package/gluon-ebtables-filter-multicast/description
Gluon community wifi mesh firmware framework: Ebtables filters for multicast packets
These filters drop non-essential multicast traffic before it enters the mesh.
Allowed protocols are: DHCP, DHCPv6, ARP, ICMP, ICMPv6, BitTorrent local peer discovery, BABEL and OSPF
endef
define Build/Prepare
mkdir -p $(PKG_BUILD_DIR)
endef
define Build/Configure
endef
define Build/Compile
endef
define Package/gluon-ebtables-filter-multicast/install
$(CP) ./files/* $(1)/
endef
$(eval $(call BuildPackage,gluon-ebtables-filter-multicast))

1
gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/100-mcast-chain Normal file
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chain MULTICAST_OUT DROP

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-arp Normal file
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rule MULTICAST_OUT -p ARP -j RETURN

1
gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-babel Normal file
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rule MULTICAST_OUT -p IPv6 --ip6-protocol udp --ip6-destination-port 6696 -j RETURN

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-btlpd Normal file
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rule MULTICAST_OUT -p IPv4 --ip-destination 239.192.152.143 --ip-protocol udp --ip-destination-port 6771 -j RETURN

1
gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-dhcpv4 Normal file
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rule MULTICAST_OUT -p IPv4 --ip-protocol udp --ip-destination-port 67 -j RETURN

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-dhcpv6 Normal file
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rule MULTICAST_OUT -p IPv6 --ip6-protocol udp --ip6-destination-port 546 -j RETURN

1
gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-icmp Normal file
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rule MULTICAST_OUT -p IPv4 --ip-protocol icmp -j RETURN

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-icmpv6 Normal file
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rule MULTICAST_OUT -p IPv6 --ip6-protocol ipv6-icmp -j RETURN

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-igmp Normal file
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rule MULTICAST_OUT -p IPv4 --ip-protocol igmp -j RETURN

2
gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-ospf Normal file
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rule MULTICAST_OUT -p IPv4 --ip-protocol ospf -j RETURN
rule MULTICAST_OUT -p IPv6 --ip6-protocol ospf -j RETURN

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gluon/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/300-mcast Normal file
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rule FORWARD --logical-out br-freifunk -o bat0 -d Multicast -j MULTICAST_OUT
rule OUTPUT --logical-out br-freifunk -o bat0 -d Multicast -j MULTICAST_OUT

39
gluon/gluon-ebtables-filter-ra-dhcp/Makefile Normal file
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include $(TOPDIR)/rules.mk
PKG_NAME:=gluon-ebtables-filter-ra-dhcp
PKG_VERSION:=1
PKG_RELEASE:=1
PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
include $(INCLUDE_DIR)/package.mk
define Package/gluon-ebtables-filter-ra-dhcp
SECTION:=gluon
CATEGORY:=Gluon
TITLE:=Ebtables filters for Router Advertisement and DHCP packets
DEPENDS:=+gluon-core +gluon-ebtables
endef
define Package/gluon-ebtables-filter-ra-dhcp/description
Gluon community wifi mesh firmware framework: Ebtables filters for Router Advertisement and DHCP packets
These filters ensure that RA and DHCP packets are only forwarded from the mesh into the
client network, and not vice-versa.
endef
define Build/Prepare
mkdir -p $(PKG_BUILD_DIR)
endef
define Build/Configure
endef
define Build/Compile
endef
define Package/gluon-ebtables-filter-ra-dhcp/install
$(CP) ./files/* $(1)/
endef
$(eval $(call BuildPackage,gluon-ebtables-filter-ra-dhcp))

5
gluon/gluon-ebtables-filter-ra-dhcp/files/lib/gluon/ebtables/200-dir-dhcpv4 Normal file
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rule FORWARD -p IPv4 --ip-protocol udp --ip-destination-port 67 -j OUT_ONLY
rule OUTPUT -p IPv4 --ip-protocol udp --ip-destination-port 67 -j OUT_ONLY
rule FORWARD -p IPv4 --ip-protocol udp --ip-destination-port 68 -j IN_ONLY
rule INPUT -p IPv4 --ip-protocol udp --ip-destination-port 68 -j IN_ONLY

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gluon/gluon-ebtables-filter-ra-dhcp/files/lib/gluon/ebtables/200-dir-dhcpv6 Normal file
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rule FORWARD -p IPv6 --ip6-protocol udp --ip6-destination-port 546 -j OUT_ONLY
rule OUTPUT -p IPv6 --ip6-protocol udp --ip6-destination-port 546 -j OUT_ONLY
rule FORWARD -p IPv6 --ip6-protocol udp --ip6-destination-port 547 -j IN_ONLY
rule INPUT -p IPv6 --ip6-protocol udp --ip6-destination-port 547 -j IN_ONLY

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gluon/gluon-ebtables-filter-ra-dhcp/files/lib/gluon/ebtables/200-dir-radv Normal file
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rule FORWARD -p IPv6 --ip6-protocol ipv6-icmp --ip6-icmp-type router-solicitation -j OUT_ONLY
rule OUTPUT -p IPv6 --ip6-protocol ipv6-icmp --ip6-icmp-type router-solicitation -j OUT_ONLY
rule FORWARD -p IPv6 --ip6-protocol ipv6-icmp --ip6-icmp-type router-advertisement -j IN_ONLY
rule INPUT -p IPv6 --ip6-protocol ipv6-icmp --ip6-icmp-type router-advertisement -j IN_ONLY

0
gluon/gluon-ebtables/files/lib/gluon/ebtables/.keep
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gluon/gluon-ebtables/files/lib/gluon/ebtables/100-dir-chain Normal file
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chain IN_ONLY RETURN
chain OUT_ONLY RETURN

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gluon/gluon-ebtables/files/lib/gluon/ebtables/101-dir-rules Normal file
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rule IN_ONLY --logical-in br-client -i ! bat0 -j DROP
rule OUT_ONLY --logical-out br-client -o ! bat0 -j DROP