[iptables PATCH] tests: shell: Test selective ebtables flushing

[Phil Sutter <phil@nwl.cc>]

Found this on disk, maybe there was a problem with this and among match
at some point? Anyway, it is relevant again since it fails recently.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 .../shell/testcases/ebtables/0006-flush_0     | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100755 iptables/tests/shell/testcases/ebtables/0006-flush_0

diff --git a/iptables/tests/shell/testcases/ebtables/0006-flush_0 b/iptables/tests/shell/testcases/ebtables/0006-flush_0
new file mode 100755
index 0000000000000..5d714529c4409
--- /dev/null
+++ b/iptables/tests/shell/testcases/ebtables/0006-flush_0
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+set -e
+
+# there is no legacy backend to test
+[[ $XT_MULTI == *xtables-nft-multi ]] || { echo "skip $XT_MULTI"; exit 0; }
+
+RULESET='*filter
+:INPUT ACCEPT
+:FORWARD ACCEPT
+:OUTPUT ACCEPT
+-A FORWARD --among-dst fe:ed:ba:be:13:37=10.0.0.1 -j ACCEPT
+-A OUTPUT --among-src c0:ff:ee:90:0:0=192.168.0.1 -j DROP
+*nat
+:PREROUTING ACCEPT
+:OUTPUT ACCEPT
+:POSTROUTING ACCEPT
+-A OUTPUT --among-src c0:ff:ee:90:90:90=192.168.0.1 -j DROP'
+
+$XT_MULTI ebtables-restore <<<$RULESET
+diff -u <(echo -e "$RULESET") <($XT_MULTI ebtables-save | grep -v '^#')
+
+RULESET='*filter
+:INPUT ACCEPT
+:FORWARD ACCEPT
+:OUTPUT ACCEPT
+-A FORWARD --among-dst fe:ed:ba:be:13:37=10.0.0.1 -j ACCEPT
+-A OUTPUT --among-src c0:ff:ee:90:0:0=192.168.0.1 -j DROP
+*nat
+:PREROUTING ACCEPT
+:OUTPUT ACCEPT
+:POSTROUTING ACCEPT'
+
+$XT_MULTI ebtables -t nat -F
+diff -u <(echo -e "$RULESET") <($XT_MULTI ebtables-save | grep -v '^#')
+
+RULESET='*filter
+:INPUT ACCEPT
+:FORWARD ACCEPT
+:OUTPUT ACCEPT
+*nat
+:PREROUTING ACCEPT
+:OUTPUT ACCEPT
+:POSTROUTING ACCEPT'
+
+$XT_MULTI ebtables -t filter -F
+diff -u <(echo -e "$RULESET") <($XT_MULTI ebtables-save | grep -v '^#')
-- 
2.38.0