0002-ebtables-save-restore_0

#!/bin/bash

set -e
#set -x

# there is no legacy backend to test
[[ $XT_MULTI == */xtables-nft-multi ]] || { echo "skip $XT_MULTI"; exit 0; }

# fill ebtables manually

$XT_MULTI ebtables --init-table
$XT_MULTI ebtables -A INPUT -p IPv4 -i lo -j ACCEPT
$XT_MULTI ebtables -P FORWARD DROP
$XT_MULTI ebtables -A OUTPUT -s ff:ff:ff:ff:ff:ff/ff:ff:ff:ff:ff:ff -j DROP
$XT_MULTI ebtables -N foo
$XT_MULTI ebtables -A foo --802_3-sap 0x23 -j ACCEPT
$XT_MULTI ebtables -A foo --802_3-sap 0xaa --802_3-type 0x1337 -j ACCEPT
#$XT_MULTI ebtables -A foo --among-dst fe:ed:ba:be:00:01,fe:ed:ba:be:00:02,fe:ed:ba:be:00:03 -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-gratuitous -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-opcode Request -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-ip-src 10.0.0.1 -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-ip-dst 10.0.0.0/8 -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-mac-src fe:ed:ba:be:00:01 -j ACCEPT
$XT_MULTI ebtables -A foo -p ARP --arp-mac-dst fe:ed:ba:be:00:01/ff:ff:ff:00:00:00 -j ACCEPT

$XT_MULTI ebtables -A foo -p IPv4 --ip-src 10.0.0.1 -j ACCEPT
$XT_MULTI ebtables -A foo -p IPv4 --ip-dst 10.0.0.0/8 -j ACCEPT
$XT_MULTI ebtables -A foo -p IPv4 --ip-tos 0x10 -j ACCEPT
$XT_MULTI ebtables -A foo -p IPv4 --ip-protocol tcp -j ACCEPT
#$XT_MULTI ebtables -A foo -p IPv4 --ip-sport 23 -j ACCEPT
#$XT_MULTI ebtables -A foo -p IPv4 --ip-dport 1024:4096 -j ACCEPT

$XT_MULTI ebtables -A foo -p IPv6 --ip6-src feed:babe::1 -j ACCEPT
$XT_MULTI ebtables -A foo -p IPv6 --ip6-dst feed:babe::/64 -j ACCEPT
$XT_MULTI ebtables -A foo -p IPv6 --ip6-proto tcp -j ACCEPT
#$XT_MULTI ebtables -A foo -p IPv6 --ip6-sport 23 -j ACCEPT
#$XT_MULTI ebtables -A foo -p IPv6 --ip6-dport 1024:4096 -j ACCEPT

$XT_MULTI ebtables -A foo --limit 100 --limit-burst 42 -j ACCEPT
$XT_MULTI ebtables -A foo --log
$XT_MULTI ebtables -A foo --mark-set 0x23 --mark-target ACCEPT
$XT_MULTI ebtables -A foo --nflog
$XT_MULTI ebtables -A foo --pkttype-type multicast -j ACCEPT
$XT_MULTI ebtables -A foo --stp-type config -j ACCEPT
#$XT_MULTI ebtables -A foo --vlan-id 42 -j ACCEPT

$XT_MULTI ebtables -A foo --802_3-sap 0x23 --limit 100 -j ACCEPT
$XT_MULTI ebtables -A foo --pkttype-type multicast --log
$XT_MULTI ebtables -A foo --pkttype-type multicast --limit 100 -j ACCEPT

$XT_MULTI ebtables -A FORWARD -j foo

$XT_MULTI ebtables -N bar
$XT_MULTI ebtables -P bar RETURN

$XT_MULTI ebtables -t nat -A PREROUTING --redirect-target ACCEPT
#$XT_MULTI ebtables -t nat -A PREROUTING --to-src fe:ed:ba:be:00:01

$XT_MULTI ebtables -t nat -A OUTPUT -j ACCEPT
$XT_MULTI ebtables -t nat -P OUTPUT DROP

$XT_MULTI ebtables -t nat -A POSTROUTING -j ACCEPT
#$XT_MULTI ebtables -t nat -A POSTROUTING --to-dst fe:ed:ba:be:00:01 --dnat-target ACCEPT

$XT_MULTI ebtables -t nat -N nat_foo -P DROP

# compare against stored ebtables dump

DUMP='*filter
:INPUT ACCEPT
:FORWARD DROP
:OUTPUT ACCEPT
:foo ACCEPT
:bar RETURN
-A INPUT -p IPv4 -i lo -j ACCEPT
-A FORWARD -j foo
-A OUTPUT -s Broadcast -j DROP
-A foo --802_3-sap 0x23 -j ACCEPT
-A foo --802_3-sap 0xaa --802_3-type 0x1337 -j ACCEPT
-A foo -p ARP --arp-gratuitous -j ACCEPT
-A foo -p ARP --arp-op Request -j ACCEPT
-A foo -p ARP --arp-ip-src 10.0.0.1 -j ACCEPT
-A foo -p ARP --arp-ip-dst 10.0.0.0/8 -j ACCEPT
-A foo -p ARP --arp-mac-src fe:ed:ba:be:00:01 -j ACCEPT
-A foo -p ARP --arp-mac-dst fe:ed:ba:00:00:00/ff:ff:ff:00:00:00 -j ACCEPT
-A foo -p IPv4 --ip-src 10.0.0.1 -j ACCEPT
-A foo -p IPv4 --ip-dst 10.0.0.0/8 -j ACCEPT
-A foo -p IPv4 --ip-tos 0x10 -j ACCEPT
-A foo -p IPv4 --ip-proto tcp -j ACCEPT
-A foo -p IPv6 --ip6-src feed:babe::1 -j ACCEPT
-A foo -p IPv6 --ip6-dst feed:babe::/64 -j ACCEPT
-A foo -p IPv6 --ip6-proto tcp -j ACCEPT
-A foo --limit 100/sec --limit-burst 42 -j ACCEPT
-A foo --log-level notice --log-prefix "" -j CONTINUE
-A foo -j mark --mark-set 0x23 --mark-target ACCEPT
-A foo --nflog-group 1 -j CONTINUE
-A foo --pkttype-type multicast -j ACCEPT
-A foo --stp-type config -j ACCEPT
-A foo --802_3-sap 0x23 --limit 100/sec --limit-burst 5 -j ACCEPT
-A foo --pkttype-type multicast --log-level notice --log-prefix "" -j CONTINUE
-A foo --pkttype-type multicast --limit 100/sec --limit-burst 5 -j ACCEPT

*nat
:PREROUTING ACCEPT
:OUTPUT DROP
:POSTROUTING ACCEPT
:nat_foo DROP
-A PREROUTING -j redirect 
-A OUTPUT -j ACCEPT
-A POSTROUTING -j ACCEPT
'

diff -u <(echo -e "$DUMP") <($XT_MULTI ebtables-save | grep -v '^#')

# make sure dump can be restored and check it didn't change

$XT_MULTI ebtables --init-table
$XT_MULTI ebtables-restore <<<$DUMP
diff -u <(echo -e "$DUMP") <($XT_MULTI ebtables-save | grep -v '^#')