#!/bin/bash

set -e

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

$XT_MULTI ebtables --init-table
$XT_MULTI ebtables -A FORWARD -i nodev123 -o nodev432 -j ACCEPT
$XT_MULTI ebtables -A FORWARD -i nodev432 -o nodev123 -j ACCEPT

EXPECT='Bridge table: filter

Bridge chain: FORWARD, entries: 2, policy: ACCEPT
-i nodev123 -o nodev432 -j ACCEPT
-i nodev432 -o nodev123 -j ACCEPT'

echo "ebtables -L FORWARD"
diff -u <(echo -e "$EXPECT") <($XT_MULTI ebtables -L FORWARD)

EXPECT='Bridge table: filter

Bridge chain: FORWARD, entries: 2, policy: ACCEPT
-i nodev123 -o nodev432 -j ACCEPT , pcnt = 0 -- bcnt = 0
-i nodev432 -o nodev123 -j ACCEPT , pcnt = 0 -- bcnt = 0'

echo "ebtables -L FORWARD --Lc"
diff -u <(echo -e "$EXPECT") <($XT_MULTI ebtables -L FORWARD --Lc)

EXPECT='*filter
:INPUT ACCEPT
:FORWARD ACCEPT
:OUTPUT ACCEPT
-A FORWARD -i nodev123 -o nodev432 -j ACCEPT
-A FORWARD -i nodev432 -o nodev123 -j ACCEPT'

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

EXPECT='*filter
:INPUT ACCEPT
:FORWARD ACCEPT
:OUTPUT ACCEPT
[0:0] -A FORWARD -i nodev123 -o nodev432 -j ACCEPT
[0:0] -A FORWARD -i nodev432 -o nodev123 -j ACCEPT'

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

export EBTABLES_SAVE_COUNTER=yes

# -c flag overrides EBTABLES_SAVE_COUNTER variable
echo "EBTABLES_SAVE_COUNTER=yes ebtables-save -c"
diff -u <(echo -e "$EXPECT") <($XT_MULTI ebtables-save -c | grep -v '^#')

EXPECT='*filter
:INPUT ACCEPT
:FORWARD ACCEPT
:OUTPUT ACCEPT
-A FORWARD -i nodev123 -o nodev432 -j ACCEPT -c 0 0
-A FORWARD -i nodev432 -o nodev123 -j ACCEPT -c 0 0'

echo "EBTABLES_SAVE_COUNTER=yes ebtables-save"
diff -u <(echo -e "$EXPECT") <($XT_MULTI ebtables-save | grep -v '^#')