ebtables/ebtables-2.0.0-audit.patch
2013-03-21 14:55:54 -04:00

158 lines
3.9 KiB
Diff

--- ebtables2.orig/extensions/ebt_AUDIT.c 1970-01-01 01:00:00.000000000 +0100
+++ ebtables2.orig/extensions/ebt_AUDIT.c 2011-01-07 10:53:46.680329228 +0100
@@ -0,0 +1,110 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <getopt.h>
+#include "../include/ebtables_u.h"
+#include <linux/netfilter/xt_AUDIT.h>
+
+#define AUDIT_TYPE '1'
+static struct option opts[] =
+{
+ { "audit-type" , required_argument, 0, AUDIT_TYPE },
+ { 0 }
+};
+
+static void print_help()
+{
+ printf(
+ "AUDIT target options:\n"
+ " --audit-type TYPE : Set action type to record.\n");
+}
+
+static void init(struct ebt_entry_target *target)
+{
+ struct xt_AUDIT_info *info = (struct xt_AUDIT_info *) target->data;
+
+ info->type = 0;
+}
+
+static int parse(int c, char **argv, int argc,
+ const struct ebt_u_entry *entry, unsigned int *flags,
+ struct ebt_entry_target **target)
+{
+ struct xt_AUDIT_info *info = (struct xt_AUDIT_info *) (*target)->data;
+
+ switch (c) {
+ case AUDIT_TYPE:
+ ebt_check_option2(flags, AUDIT_TYPE);
+
+ if (!strcasecmp(optarg, "accept"))
+ info->type = XT_AUDIT_TYPE_ACCEPT;
+ else if (!strcasecmp(optarg, "drop"))
+ info->type = XT_AUDIT_TYPE_DROP;
+ else if (!strcasecmp(optarg, "reject"))
+ info->type = XT_AUDIT_TYPE_REJECT;
+ else
+ ebt_print_error2("Bad action type value `%s'", optarg);
+
+ break;
+ default:
+ return 0;
+ }
+ return 1;
+}
+
+static void final_check(const struct ebt_u_entry *entry,
+ const struct ebt_entry_match *match, const char *name,
+ unsigned int hookmask, unsigned int time)
+{
+}
+
+static void print(const struct ebt_u_entry *entry,
+ const struct ebt_entry_target *target)
+{
+ const struct xt_AUDIT_info *info =
+ (const struct xt_AUDIT_info *) target->data;
+
+ printf("--audit-type ");
+
+ switch(info->type) {
+ case XT_AUDIT_TYPE_ACCEPT:
+ printf("accept");
+ break;
+ case XT_AUDIT_TYPE_DROP:
+ printf("drop");
+ break;
+ case XT_AUDIT_TYPE_REJECT:
+ printf("reject");
+ break;
+ }
+}
+
+static int compare(const struct ebt_entry_target *t1,
+ const struct ebt_entry_target *t2)
+{
+ const struct xt_AUDIT_info *info1 =
+ (const struct xt_AUDIT_info *) t1->data;
+ const struct xt_AUDIT_info *info2 =
+ (const struct xt_AUDIT_info *) t2->data;
+
+ return info1->type == info2->type;
+}
+
+static struct ebt_u_target AUDIT_target =
+{
+ .name = "AUDIT",
+ .size = sizeof(struct xt_AUDIT_info),
+ .help = print_help,
+ .init = init,
+ .parse = parse,
+ .final_check = final_check,
+ .print = print,
+ .compare = compare,
+ .extra_ops = opts,
+};
+
+void _init(void)
+{
+ ebt_register_target(&AUDIT_target);
+}
--- ebtables2.orig/extensions/Makefile 2011-01-07 10:55:28.077246240 +0100
+++ ebtables2.orig/extensions/Makefile 2011-01-07 10:53:46.686329230 +0100
@@ -1,7 +1,7 @@
#! /usr/bin/make
EXT_FUNC+=802_3 nat arp arpreply ip ip6 standard log redirect vlan mark_m mark \
- pkttype stp among limit ulog nflog
+ pkttype stp among limit ulog nflog AUDIT
EXT_TABLES+=filter nat broute
EXT_OBJS+=$(foreach T,$(EXT_FUNC), extensions/ebt_$(T).o)
EXT_OBJS+=$(foreach T,$(EXT_TABLES), extensions/ebtable_$(T).o)
--- a/include/linux/netfilter/xt_AUDIT.h
+++ a/include/linux/netfilter/xt_AUDIT.h
@@ -0,0 +1,30 @@
+/*
+ * Header file for iptables xt_AUDIT target
+ *
+ * (C) 2010-2011 Thomas Graf <tgraf@redhat.com>
+ * (C) 2010-2011 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _XT_AUDIT_TARGET_H
+#define _XT_AUDIT_TARGET_H
+
+#include <linux/types.h>
+
+enum {
+ XT_AUDIT_TYPE_ACCEPT = 0,
+ XT_AUDIT_TYPE_DROP,
+ XT_AUDIT_TYPE_REJECT,
+ __XT_AUDIT_TYPE_MAX,
+};
+
+#define XT_AUDIT_TYPE_MAX (__XT_AUDIT_TYPE_MAX - 1)
+
+struct xt_AUDIT_info {
+ __u8 type; /* XT_AUDIT_TYPE_* */
+};
+
+#endif /* _XT_AUDIT_TARGET_H */