2 * m_connmark.c Connection tracking marking import
4 * Copyright (c) 2011 Felix Fietkau <nbd@openwrt.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
17 * Place - Suite 330, Boston, MA 02111-1307 USA.
26 #include <linux/tc_act/tc_connmark.h>
31 fprintf(stderr
, "Usage: ... connmark [ZONE] [BRANCH] [index <INDEX>]\n");
32 fprintf(stderr
, "where :\n"
33 "\tZONE is the conntrack zone\n"
34 "\tBRANCH := reclassify|pipe|drop|continue|ok\n");
45 parse_connmark(struct action_util
*a
, int *argc_p
, char ***argv_p
, int tca_id
,
48 struct tc_connmark sel
= {};
49 char **argv
= *argv_p
;
55 if (matches(*argv
, "connmark") == 0) {
59 } else if (matches(*argv
, "help") == 0) {
73 if (matches(*argv
, "zone") == 0) {
75 if (get_u16(&sel
.zone
, *argv
, 10)) {
76 fprintf(stderr
, "simple: Illegal \"index\"\n");
84 sel
.action
= TC_ACT_PIPE
;
86 if (matches(*argv
, "reclassify") == 0) {
87 sel
.action
= TC_ACT_RECLASSIFY
;
90 } else if (matches(*argv
, "pipe") == 0) {
91 sel
.action
= TC_ACT_PIPE
;
94 } else if (matches(*argv
, "drop") == 0 ||
95 matches(*argv
, "shot") == 0) {
96 sel
.action
= TC_ACT_SHOT
;
99 } else if (matches(*argv
, "continue") == 0) {
100 sel
.action
= TC_ACT_UNSPEC
;
103 } else if (matches(*argv
, "pass") == 0) {
104 sel
.action
= TC_ACT_OK
;
111 if (matches(*argv
, "index") == 0) {
113 if (get_u32(&sel
.index
, *argv
, 10)) {
114 fprintf(stderr
, "simple: Illegal \"index\"\n");
122 tail
= NLMSG_TAIL(n
);
123 addattr_l(n
, MAX_MSG
, tca_id
, NULL
, 0);
124 addattr_l(n
, MAX_MSG
, TCA_CONNMARK_PARMS
, &sel
, sizeof(sel
));
125 tail
->rta_len
= (char *)NLMSG_TAIL(n
) - (char *)tail
;
132 static int print_connmark(struct action_util
*au
, FILE *f
, struct rtattr
*arg
)
134 struct rtattr
*tb
[TCA_CONNMARK_MAX
+ 1];
135 struct tc_connmark
*ci
;
140 parse_rtattr_nested(tb
, TCA_CONNMARK_MAX
, arg
);
141 if (tb
[TCA_CONNMARK_PARMS
] == NULL
) {
142 fprintf(f
, "[NULL connmark parameters]");
146 ci
= RTA_DATA(tb
[TCA_CONNMARK_PARMS
]);
148 fprintf(f
, " connmark zone %d\n", ci
->zone
);
149 fprintf(f
, "\t index %d ref %d bind %d", ci
->index
,
150 ci
->refcnt
, ci
->bindcnt
);
153 if (tb
[TCA_CONNMARK_TM
]) {
154 struct tcf_t
*tm
= RTA_DATA(tb
[TCA_CONNMARK_TM
]);
163 struct action_util connmark_action_util
= {
165 .parse_aopt
= parse_connmark
,
166 .print_aopt
= print_connmark
,