1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2019 Alexander V. Chernikov
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _NET_ROUTING_RTSOCK_CONFIG_H_
#define _NET_ROUTING_RTSOCK_CONFIG_H_
#include "params.h"
struct rtsock_config_options {
int num_interfaces; /* number of interfaces to create */
};
struct rtsock_test_config {
int ifindex;
char net4_str[INET_ADDRSTRLEN];
char addr4_str[INET_ADDRSTRLEN];
char net6_str[INET6_ADDRSTRLEN];
char addr6_str[INET6_ADDRSTRLEN];
struct sockaddr_in net4;
struct sockaddr_in mask4;
struct sockaddr_in addr4;
struct sockaddr_in6 net6;
struct sockaddr_in6 mask6;
struct sockaddr_in6 addr6;
int plen4;
int plen6;
char *remote_lladdr;
char *ifname;
char **ifnames;
bool autocreated_interface;
int rtsock_fd;
int num_interfaces;
};
struct rtsock_test_config *
config_setup(const atf_tc_t *tc, struct rtsock_config_options *co)
{
struct rtsock_config_options default_co;
struct rtsock_test_config *c;
char buf[64], *s;
const char *key;
int mask;
if (co == NULL) {
bzero(&default_co, sizeof(default_co));
co = &default_co;
co->num_interfaces = 1;
}
c = calloc(1, sizeof(struct rtsock_test_config));
c->rtsock_fd = -1;
key = atf_tc_get_config_var_wd(tc, "rtsock.v4prefix", "192.0.2.0/24");
strlcpy(buf, key, sizeof(buf));
if ((s = strchr(buf, '/')) == NULL)
return (NULL);
*s++ = '\0';
mask = strtol(s, NULL, 10);
if (mask < 0 || mask > 32)
return (NULL);
c->plen4 = mask;
inet_pton(AF_INET, buf, &c->net4.sin_addr);
c->net4.sin_len = sizeof(struct sockaddr_in);
c->net4.sin_family = AF_INET;
c->addr4.sin_len = sizeof(struct sockaddr_in);
c->addr4.sin_family = AF_INET;
sa_fill_mask4(&c->mask4, c->plen4);
/* Fill in interface IPv4 address. Assume the first address in net */
c->addr4.sin_addr.s_addr = htonl(ntohl(c->net4.sin_addr.s_addr) + 1);
inet_ntop(AF_INET, &c->net4.sin_addr, c->net4_str, INET_ADDRSTRLEN);
inet_ntop(AF_INET, &c->addr4.sin_addr, c->addr4_str, INET_ADDRSTRLEN);
key = atf_tc_get_config_var_wd(tc, "rtsock.v6prefix", "2001:DB8::/32");
strlcpy(buf, key, sizeof(buf));
if ((s = strchr(buf, '/')) == NULL)
return (NULL);
*s++ = '\0';
mask = strtol(s, NULL, 10);
if (mask < 0 || mask > 128)
return (NULL);
c->plen6 = mask;
inet_pton(AF_INET6, buf, &c->net6.sin6_addr);
c->net6.sin6_len = sizeof(struct sockaddr_in6);
c->net6.sin6_family = AF_INET6;
c->addr6.sin6_len = sizeof(struct sockaddr_in6);
c->addr6.sin6_family = AF_INET6;
sa_fill_mask6(&c->mask6, c->plen6);
/* Fill in interface IPv6 address. Assume the first address in net */
memcpy(&c->addr6.sin6_addr, &c->net6.sin6_addr, sizeof(struct in6_addr));
#define _s6_addr32 __u6_addr.__u6_addr32
c->addr6.sin6_addr._s6_addr32[3] = htonl(ntohl(c->net6.sin6_addr._s6_addr32[3]) + 1);
#undef _s6_addr32
inet_ntop(AF_INET6, &c->net6.sin6_addr, c->net6_str, INET6_ADDRSTRLEN);
inet_ntop(AF_INET6, &c->addr6.sin6_addr, c->addr6_str, INET6_ADDRSTRLEN);
if (co->num_interfaces > 0) {
kldload("if_epair");
ATF_REQUIRE_KERNEL_MODULE("if_epair");
c->ifnames = calloc(co->num_interfaces, sizeof(char *));
for (int i = 0; i < co->num_interfaces; i++)
c->ifnames[i] = iface_create("epair");
c->ifname = c->ifnames[0];
c->ifindex = if_nametoindex(c->ifname);
ATF_REQUIRE_MSG(c->ifindex != 0, "interface %s not found",
c->ifname);
}
c->num_interfaces = co->num_interfaces;
c->remote_lladdr = strdup(atf_tc_get_config_var_wd(tc,
"rtsock.remote_lladdr", "00:00:5E:00:53:42"));
return (c);
}
void
config_generic_cleanup(const atf_tc_t *tc)
{
const char *srcdir = atf_tc_get_config_var(tc, "srcdir");
char cmd[512];
int ret;
/* XXX: sleep 100ms to avoid epair qflush panic */
usleep(1000 * 100);
snprintf(cmd, sizeof(cmd), "%s/generic_cleanup.sh", srcdir);
ret = system(cmd);
if (ret != 0)
RLOG("'%s' failed, error %d", cmd, ret);
}
void
config_describe_root_test(atf_tc_t *tc, char *test_descr)
{
atf_tc_set_md_var(tc, "descr", test_descr);
// Adding/deleting prefix requires root privileges
atf_tc_set_md_var(tc, "require.user", "root");
}
#endif
|
