1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2014 Susant Sahani
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 #include <netinet/ether.h>
23 #include <arpa/inet.h>
26 #include <linux/if_tunnel.h>
32 #include "socket-util.h"
33 #include "rtnl-util.h"
34 #include "event-util.h"
35 #include "rtnl-internal.h"
37 static int load_module(const char *mod_name) {
39 struct kmod_list *list = NULL, *l;
42 ctx = kmod_new(NULL, NULL);
48 r = kmod_module_new_from_lookup(ctx, mod_name, &list);
52 kmod_list_foreach(l, list) {
53 struct kmod_module *mod = kmod_module_get_module(l);
55 r = kmod_module_probe_insert_module(mod, 0, NULL, NULL, NULL, NULL);
61 kmod_module_unref(mod);
64 kmod_module_unref_list(list);
70 static int test_tunnel_configure(sd_rtnl *rtnl) {
72 sd_rtnl_message *m, *n;
73 struct in_addr local, remote;
75 /* skip test if module cannot be loaded */
76 r = load_module("ipip");
78 return EXIT_TEST_SKIP;
81 return EXIT_TEST_SKIP;
84 assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0) >= 0);
87 assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "ipip-tunnel") >= 0);
88 assert_se(sd_rtnl_message_append_u32(m, IFLA_MTU, 1234)>= 0);
90 assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
92 assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "ipip") >= 0);
94 inet_pton(AF_INET, "192.168.21.1", &local.s_addr);
95 assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
97 inet_pton(AF_INET, "192.168.21.2", &remote.s_addr);
98 assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
100 assert_se(sd_rtnl_message_close_container(m) >= 0);
101 assert_se(sd_rtnl_message_close_container(m) >= 0);
103 assert_se(sd_rtnl_call(rtnl, m, -1, 0) == 1);
105 assert_se((m = sd_rtnl_message_unref(m)) == NULL);
107 r = load_module("sit");
109 return EXIT_TEST_SKIP;
112 assert_se(sd_rtnl_message_new_link(rtnl, &n, RTM_NEWLINK, 0) >= 0);
115 assert_se(sd_rtnl_message_append_string(n, IFLA_IFNAME, "sit-tunnel") >= 0);
116 assert_se(sd_rtnl_message_append_u32(n, IFLA_MTU, 1234)>= 0);
118 assert_se(sd_rtnl_message_open_container(n, IFLA_LINKINFO) >= 0);
120 assert_se(sd_rtnl_message_open_container_union(n, IFLA_INFO_DATA, "sit") >= 0);
122 assert_se(sd_rtnl_message_append_u8(n, IFLA_IPTUN_PROTO, IPPROTO_IPIP) >= 0);
124 inet_pton(AF_INET, "192.168.21.3", &local.s_addr);
125 assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
127 inet_pton(AF_INET, "192.168.21.4", &remote.s_addr);
128 assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
130 assert_se(sd_rtnl_message_close_container(n) >= 0);
131 assert_se(sd_rtnl_message_close_container(n) >= 0);
133 assert_se(sd_rtnl_call(rtnl, n, -1, 0) == 1);
135 assert_se((m = sd_rtnl_message_unref(n)) == NULL);
140 int main(int argc, char *argv[]) {
144 assert_se(sd_rtnl_open(&rtnl, 0) >= 0);
147 r = test_tunnel_configure(rtnl);
149 assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);