From 2aae5c00bc261150e7d3583ecd2447e7934daccc Mon Sep 17 00:00:00 2001
From: Bart De Schuymer <bdschuym@pandora.be>
Date: Tue, 14 Jun 2005 19:17:48 +0000
Subject: Rok Papez <rok.papez_at_ames.si>

---
 userspace/ebtables2/ebtables-restore | 62 ++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 userspace/ebtables2/ebtables-restore

(limited to 'userspace/ebtables2/ebtables-restore')

diff --git a/userspace/ebtables2/ebtables-restore b/userspace/ebtables2/ebtables-restore
new file mode 100644
index 0000000..171a80c
--- /dev/null
+++ b/userspace/ebtables2/ebtables-restore
@@ -0,0 +1,62 @@
+#!/usr/bin/perl -w
+#
+#
+# A script that imports text ebtables rules. Similar to iptables-restore.
+# It can be used to restore configuration from /etc/sysconfig/ebtables.
+#
+
+use strict;
+my $ebtables = "/sbin/ebtables";
+my $table;
+my $rc;
+my $line;
+
+# ==============================
+# Check table
+# Creates user chains.
+# ==============================
+sub check_chain {
+	if ($table eq "filter") {
+		if ($_[1] eq "INPUT") { return; }
+		if ($_[1] eq "FORWARD") { return; }
+		if ($_[1] eq "OUTPUT") { return; }
+	}
+	if ($table eq "nat") {
+		if ($_[1] eq "PREROUTING") { return; }
+		if ($_[1] eq "POSTROUTING") { return; }
+		if ($_[1] eq "OUTPUT") { return; }
+	}
+	if ($table eq "broute") {
+		if ($_[1] eq "BROUTING") { return; }
+	}
+	$rc = `$ebtables -t $_[0] -N $_[1]`;
+        unless($? == 0) {print "ERROR: $rc\n"; exit -1};
+}
+# ==============================
+
+unless (-x $ebtables) { print "ERROR: $ebtables isn't executable\n"; exit -1; };
+$rc = `$ebtables -t filter --init-table`;
+unless($? == 0) { print "ERROR: $rc\n"; exit -1 };
+$rc = `$ebtables -t nat --init-table`;
+unless($? == 0) { print "ERROR: $rc\n"; exit -1 };
+$rc = `$ebtables -t broute --init-table`;
+unless($? == 0) { print "ERROR: $rc\n"; exit -1 };
+
+$line = 0;
+while(<>) {
+    $line++;
+    if(m/^#/) { next; };
+    if(m/^$/) { next; };
+    if(m/^\*(.*)/) {
+        $table = $1;
+        next;
+    }
+    if(m/^\:(.*?)\s(.*)/) {
+	&check_chain($table,$1);
+        $rc = `$ebtables -t $table -P $1 $2`;
+        unless($? == 0) {print "ERROR(line $line): $rc\n"; exit -1};
+        next;
+    }
+    $rc = `$ebtables -t $table $_`;
+    unless($? == 0) {print "ERROR(line $line): $rc\n"; exit -1};
+}
-- 
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