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 <arpa/inet.h>
25 #include <linux/if_tunnel.h>
32 static int load_module(const char *mod_name) {
34 struct kmod_list *list = NULL, *l;
37 ctx = kmod_new(NULL, NULL);
43 r = kmod_module_new_from_lookup(ctx, mod_name, &list);
47 kmod_list_foreach(l, list) {
48 struct kmod_module *mod = kmod_module_get_module(l);
50 r = kmod_module_probe_insert_module(mod, 0, NULL, NULL, NULL, NULL);
56 kmod_module_unref(mod);
59 kmod_module_unref_list(list);
65 static int test_tunnel_configure(sd_rtnl *rtnl) {
67 sd_rtnl_message *m, *n;
68 struct in_addr local, remote;
70 /* skip test if module cannot be loaded */
71 r = load_module("ipip");
73 return EXIT_TEST_SKIP;
76 return EXIT_TEST_SKIP;
79 assert_se(sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0) >= 0);
82 assert_se(sd_rtnl_message_append_string(m, IFLA_IFNAME, "ipip-tunnel") >= 0);
83 assert_se(sd_rtnl_message_append_u32(m, IFLA_MTU, 1234)>= 0);
85 assert_se(sd_rtnl_message_open_container(m, IFLA_LINKINFO) >= 0);
87 assert_se(sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, "ipip") >= 0);
89 inet_pton(AF_INET, "192.168.21.1", &local.s_addr);
90 assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
92 inet_pton(AF_INET, "192.168.21.2", &remote.s_addr);
93 assert_se(sd_rtnl_message_append_u32(m, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
95 assert_se(sd_rtnl_message_close_container(m) >= 0);
96 assert_se(sd_rtnl_message_close_container(m) >= 0);
98 assert_se(sd_rtnl_call(rtnl, m, -1, 0) == 1);
100 assert_se((m = sd_rtnl_message_unref(m)) == NULL);
102 r = load_module("sit");
104 return EXIT_TEST_SKIP;
107 assert_se(sd_rtnl_message_new_link(rtnl, &n, RTM_NEWLINK, 0) >= 0);
110 assert_se(sd_rtnl_message_append_string(n, IFLA_IFNAME, "sit-tunnel") >= 0);
111 assert_se(sd_rtnl_message_append_u32(n, IFLA_MTU, 1234)>= 0);
113 assert_se(sd_rtnl_message_open_container(n, IFLA_LINKINFO) >= 0);
115 assert_se(sd_rtnl_message_open_container_union(n, IFLA_INFO_DATA, "sit") >= 0);
117 assert_se(sd_rtnl_message_append_u8(n, IFLA_IPTUN_PROTO, IPPROTO_IPIP) >= 0);
119 inet_pton(AF_INET, "192.168.21.3", &local.s_addr);
120 assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_LOCAL, local.s_addr) >= 0);
122 inet_pton(AF_INET, "192.168.21.4", &remote.s_addr);
123 assert_se(sd_rtnl_message_append_u32(n, IFLA_IPTUN_REMOTE, remote.s_addr) >= 0);
125 assert_se(sd_rtnl_message_close_container(n) >= 0);
126 assert_se(sd_rtnl_message_close_container(n) >= 0);
128 assert_se(sd_rtnl_call(rtnl, n, -1, 0) == 1);
130 assert_se((m = sd_rtnl_message_unref(n)) == NULL);
135 int main(int argc, char *argv[]) {
139 assert_se(sd_rtnl_open(&rtnl, 0) >= 0);
142 r = test_tunnel_configure(rtnl);
144 assert_se((rtnl = sd_rtnl_unref(rtnl)) == NULL);