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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
c182135d | 2 | /*** |
96b2fb93 | 3 | Copyright © 2014 Ronny Chevalier |
c182135d RC |
4 | ***/ |
5 | ||
43f2c88d LP |
6 | #include <sys/types.h> |
7 | #include <unistd.h> | |
8 | #include <grp.h> | |
9 | ||
b5efdb8a | 10 | #include "alloc-util.h" |
07630cea | 11 | #include "async.h" |
3ffd4af2 | 12 | #include "fd-util.h" |
3b653205 | 13 | #include "in-addr-util.h" |
059f6c42 | 14 | #include "log.h" |
07630cea | 15 | #include "macro.h" |
dccca82b | 16 | #include "process-util.h" |
07630cea LP |
17 | #include "socket-util.h" |
18 | #include "string-util.h" | |
19 | #include "util.h" | |
c182135d | 20 | |
ef76dff2 LP |
21 | static void test_ifname_valid(void) { |
22 | assert(ifname_valid("foo")); | |
23 | assert(ifname_valid("eth0")); | |
24 | ||
25 | assert(!ifname_valid("0")); | |
26 | assert(!ifname_valid("99")); | |
27 | assert(ifname_valid("a99")); | |
28 | assert(ifname_valid("99a")); | |
29 | ||
30 | assert(!ifname_valid(NULL)); | |
31 | assert(!ifname_valid("")); | |
32 | assert(!ifname_valid(" ")); | |
33 | assert(!ifname_valid(" foo")); | |
34 | assert(!ifname_valid("bar\n")); | |
35 | assert(!ifname_valid(".")); | |
36 | assert(!ifname_valid("..")); | |
37 | assert(ifname_valid("foo.bar")); | |
7ed95830 | 38 | assert(!ifname_valid("x:y")); |
ef76dff2 LP |
39 | |
40 | assert(ifname_valid("xxxxxxxxxxxxxxx")); | |
41 | assert(!ifname_valid("xxxxxxxxxxxxxxxx")); | |
42 | } | |
43 | ||
c182135d RC |
44 | static void test_socket_address_parse(void) { |
45 | SocketAddress a; | |
46 | ||
47 | assert_se(socket_address_parse(&a, "junk") < 0); | |
48 | assert_se(socket_address_parse(&a, "192.168.1.1") < 0); | |
49 | assert_se(socket_address_parse(&a, ".168.1.1") < 0); | |
50 | assert_se(socket_address_parse(&a, "989.168.1.1") < 0); | |
51 | assert_se(socket_address_parse(&a, "192.168.1.1:65536") < 0); | |
52 | assert_se(socket_address_parse(&a, "192.168.1.1:0") < 0); | |
53 | assert_se(socket_address_parse(&a, "0") < 0); | |
54 | assert_se(socket_address_parse(&a, "65536") < 0); | |
55 | ||
56 | assert_se(socket_address_parse(&a, "65535") >= 0); | |
57 | ||
4ebc62ec MB |
58 | /* The checks below will pass even if ipv6 is disabled in |
59 | * kernel. The underlying glibc's inet_pton() is just a string | |
60 | * parser and doesn't make any syscalls. */ | |
61 | ||
62 | assert_se(socket_address_parse(&a, "[::1]") < 0); | |
63 | assert_se(socket_address_parse(&a, "[::1]8888") < 0); | |
64 | assert_se(socket_address_parse(&a, "::1") < 0); | |
65 | assert_se(socket_address_parse(&a, "[::1]:0") < 0); | |
66 | assert_se(socket_address_parse(&a, "[::1]:65536") < 0); | |
67 | assert_se(socket_address_parse(&a, "[a:b:1]:8888") < 0); | |
68 | ||
69 | assert_se(socket_address_parse(&a, "8888") >= 0); | |
70 | assert_se(a.sockaddr.sa.sa_family == (socket_ipv6_is_supported() ? AF_INET6 : AF_INET)); | |
71 | ||
72 | assert_se(socket_address_parse(&a, "[2001:0db8:0000:85a3:0000:0000:ac1f:8001]:8888") >= 0); | |
73 | assert_se(a.sockaddr.sa.sa_family == AF_INET6); | |
74 | ||
75 | assert_se(socket_address_parse(&a, "[::1]:8888") >= 0); | |
76 | assert_se(a.sockaddr.sa.sa_family == AF_INET6); | |
c182135d RC |
77 | |
78 | assert_se(socket_address_parse(&a, "192.168.1.254:8888") >= 0); | |
79 | assert_se(a.sockaddr.sa.sa_family == AF_INET); | |
80 | ||
81 | assert_se(socket_address_parse(&a, "/foo/bar") >= 0); | |
82 | assert_se(a.sockaddr.sa.sa_family == AF_UNIX); | |
83 | ||
84 | assert_se(socket_address_parse(&a, "@abstract") >= 0); | |
85 | assert_se(a.sockaddr.sa.sa_family == AF_UNIX); | |
0fc0f14b SH |
86 | |
87 | assert_se(socket_address_parse(&a, "vsock::1234") >= 0); | |
88 | assert_se(a.sockaddr.sa.sa_family == AF_VSOCK); | |
89 | assert_se(socket_address_parse(&a, "vsock:2:1234") >= 0); | |
90 | assert_se(a.sockaddr.sa.sa_family == AF_VSOCK); | |
91 | assert_se(socket_address_parse(&a, "vsock:2:1234x") < 0); | |
92 | assert_se(socket_address_parse(&a, "vsock:2x:1234") < 0); | |
93 | assert_se(socket_address_parse(&a, "vsock:2") < 0); | |
c182135d RC |
94 | } |
95 | ||
96 | static void test_socket_address_parse_netlink(void) { | |
97 | SocketAddress a; | |
98 | ||
99 | assert_se(socket_address_parse_netlink(&a, "junk") < 0); | |
100 | assert_se(socket_address_parse_netlink(&a, "") < 0); | |
101 | ||
102 | assert_se(socket_address_parse_netlink(&a, "route") >= 0); | |
103 | assert_se(socket_address_parse_netlink(&a, "route 10") >= 0); | |
104 | assert_se(a.sockaddr.sa.sa_family == AF_NETLINK); | |
105 | assert_se(a.protocol == NETLINK_ROUTE); | |
8d89e51f | 106 | |
5685efde ZJS |
107 | /* With spaces and tabs */ |
108 | assert_se(socket_address_parse_netlink(&a, " kobject-uevent ") >= 0); | |
109 | assert_se(socket_address_parse_netlink(&a, " \t kobject-uevent \t 10 \t") >= 0); | |
110 | assert_se(a.sockaddr.sa.sa_family == AF_NETLINK); | |
111 | assert_se(a.protocol == NETLINK_KOBJECT_UEVENT); | |
112 | ||
113 | assert_se(socket_address_parse_netlink(&a, "kobject-uevent\t10") >= 0); | |
114 | assert_se(a.sockaddr.sa.sa_family == AF_NETLINK); | |
115 | assert_se(a.protocol == NETLINK_KOBJECT_UEVENT); | |
116 | ||
8d89e51f ZJS |
117 | /* oss-fuzz #6884 */ |
118 | assert_se(socket_address_parse_netlink(&a, "\xff") < 0); | |
c182135d RC |
119 | } |
120 | ||
121 | static void test_socket_address_equal(void) { | |
122 | SocketAddress a; | |
123 | SocketAddress b; | |
124 | ||
125 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
126 | assert_se(socket_address_parse(&b, "192.168.1.1:888") >= 0); | |
127 | assert_se(!socket_address_equal(&a, &b)); | |
128 | ||
129 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
130 | assert_se(socket_address_parse(&b, "192.16.1.1:8888") >= 0); | |
131 | assert_se(!socket_address_equal(&a, &b)); | |
132 | ||
133 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
134 | assert_se(socket_address_parse(&b, "8888") >= 0); | |
135 | assert_se(!socket_address_equal(&a, &b)); | |
136 | ||
137 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
138 | assert_se(socket_address_parse(&b, "/foo/bar/") >= 0); | |
139 | assert_se(!socket_address_equal(&a, &b)); | |
140 | ||
141 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
142 | assert_se(socket_address_parse(&b, "192.168.1.1:8888") >= 0); | |
143 | assert_se(socket_address_equal(&a, &b)); | |
144 | ||
145 | assert_se(socket_address_parse(&a, "/foo/bar") >= 0); | |
146 | assert_se(socket_address_parse(&b, "/foo/bar") >= 0); | |
147 | assert_se(socket_address_equal(&a, &b)); | |
148 | ||
149 | assert_se(socket_address_parse(&a, "[::1]:8888") >= 0); | |
150 | assert_se(socket_address_parse(&b, "[::1]:8888") >= 0); | |
151 | assert_se(socket_address_equal(&a, &b)); | |
152 | ||
153 | assert_se(socket_address_parse(&a, "@abstract") >= 0); | |
154 | assert_se(socket_address_parse(&b, "@abstract") >= 0); | |
155 | assert_se(socket_address_equal(&a, &b)); | |
156 | ||
157 | assert_se(socket_address_parse_netlink(&a, "firewall") >= 0); | |
158 | assert_se(socket_address_parse_netlink(&b, "firewall") >= 0); | |
159 | assert_se(socket_address_equal(&a, &b)); | |
0fc0f14b SH |
160 | |
161 | assert_se(socket_address_parse(&a, "vsock:2:1234") >= 0); | |
162 | assert_se(socket_address_parse(&b, "vsock:2:1234") >= 0); | |
163 | assert_se(socket_address_equal(&a, &b)); | |
164 | assert_se(socket_address_parse(&b, "vsock:2:1235") >= 0); | |
165 | assert_se(!socket_address_equal(&a, &b)); | |
166 | assert_se(socket_address_parse(&b, "vsock:3:1234") >= 0); | |
167 | assert_se(!socket_address_equal(&a, &b)); | |
c182135d RC |
168 | } |
169 | ||
170 | static void test_socket_address_get_path(void) { | |
171 | SocketAddress a; | |
172 | ||
173 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
174 | assert_se(!socket_address_get_path(&a)); | |
175 | ||
176 | assert_se(socket_address_parse(&a, "@abstract") >= 0); | |
177 | assert_se(!socket_address_get_path(&a)); | |
178 | ||
179 | assert_se(socket_address_parse(&a, "[::1]:8888") >= 0); | |
180 | assert_se(!socket_address_get_path(&a)); | |
181 | ||
182 | assert_se(socket_address_parse(&a, "/foo/bar") >= 0); | |
183 | assert_se(streq(socket_address_get_path(&a), "/foo/bar")); | |
0fc0f14b SH |
184 | |
185 | assert_se(socket_address_parse(&a, "vsock:2:1234") >= 0); | |
186 | assert_se(!socket_address_get_path(&a)); | |
c182135d RC |
187 | } |
188 | ||
43dc0043 RC |
189 | static void test_socket_address_is(void) { |
190 | SocketAddress a; | |
191 | ||
192 | assert_se(socket_address_parse(&a, "192.168.1.1:8888") >= 0); | |
193 | assert_se(socket_address_is(&a, "192.168.1.1:8888", SOCK_STREAM)); | |
194 | assert_se(!socket_address_is(&a, "route", SOCK_STREAM)); | |
195 | assert_se(!socket_address_is(&a, "192.168.1.1:8888", SOCK_RAW)); | |
196 | } | |
197 | ||
198 | static void test_socket_address_is_netlink(void) { | |
199 | SocketAddress a; | |
200 | ||
201 | assert_se(socket_address_parse_netlink(&a, "route 10") >= 0); | |
202 | assert_se(socket_address_is_netlink(&a, "route 10")); | |
203 | assert_se(!socket_address_is_netlink(&a, "192.168.1.1:8888")); | |
204 | assert_se(!socket_address_is_netlink(&a, "route 1")); | |
205 | } | |
206 | ||
e7639886 DM |
207 | static void test_in_addr_is_null(void) { |
208 | ||
209 | union in_addr_union i = {}; | |
210 | ||
211 | assert_se(in_addr_is_null(AF_INET, &i) == true); | |
212 | assert_se(in_addr_is_null(AF_INET6, &i) == true); | |
213 | ||
214 | i.in.s_addr = 0x1000000; | |
215 | assert_se(in_addr_is_null(AF_INET, &i) == false); | |
216 | assert_se(in_addr_is_null(AF_INET6, &i) == false); | |
217 | ||
218 | assert_se(in_addr_is_null(-1, &i) == -EAFNOSUPPORT); | |
219 | } | |
220 | ||
059f6c42 LP |
221 | static void test_in_addr_prefix_intersect_one(unsigned f, const char *a, unsigned apl, const char *b, unsigned bpl, int result) { |
222 | union in_addr_union ua, ub; | |
223 | ||
224 | assert_se(in_addr_from_string(f, a, &ua) >= 0); | |
225 | assert_se(in_addr_from_string(f, b, &ub) >= 0); | |
226 | ||
227 | assert_se(in_addr_prefix_intersect(f, &ua, apl, &ub, bpl) == result); | |
228 | } | |
229 | ||
230 | static void test_in_addr_prefix_intersect(void) { | |
231 | ||
232 | test_in_addr_prefix_intersect_one(AF_INET, "255.255.255.255", 32, "255.255.255.254", 32, 0); | |
233 | test_in_addr_prefix_intersect_one(AF_INET, "255.255.255.255", 0, "255.255.255.255", 32, 1); | |
234 | test_in_addr_prefix_intersect_one(AF_INET, "0.0.0.0", 0, "47.11.8.15", 32, 1); | |
235 | ||
236 | test_in_addr_prefix_intersect_one(AF_INET, "1.1.1.1", 24, "1.1.1.1", 24, 1); | |
237 | test_in_addr_prefix_intersect_one(AF_INET, "2.2.2.2", 24, "1.1.1.1", 24, 0); | |
238 | ||
239 | test_in_addr_prefix_intersect_one(AF_INET, "1.1.1.1", 24, "1.1.1.127", 25, 1); | |
240 | test_in_addr_prefix_intersect_one(AF_INET, "1.1.1.1", 24, "1.1.1.127", 26, 1); | |
241 | test_in_addr_prefix_intersect_one(AF_INET, "1.1.1.1", 25, "1.1.1.127", 25, 1); | |
242 | test_in_addr_prefix_intersect_one(AF_INET, "1.1.1.1", 25, "1.1.1.255", 25, 0); | |
243 | ||
244 | test_in_addr_prefix_intersect_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 128, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffe", 128, 0); | |
245 | test_in_addr_prefix_intersect_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 0, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 128, 1); | |
246 | test_in_addr_prefix_intersect_one(AF_INET6, "::", 0, "beef:beef:beef:beef:beef:beef:beef:beef", 128, 1); | |
247 | ||
248 | test_in_addr_prefix_intersect_one(AF_INET6, "1::2", 64, "1::2", 64, 1); | |
249 | test_in_addr_prefix_intersect_one(AF_INET6, "2::2", 64, "1::2", 64, 0); | |
250 | ||
251 | test_in_addr_prefix_intersect_one(AF_INET6, "1::1", 120, "1::007f", 121, 1); | |
252 | test_in_addr_prefix_intersect_one(AF_INET6, "1::1", 120, "1::007f", 122, 1); | |
253 | test_in_addr_prefix_intersect_one(AF_INET6, "1::1", 121, "1::007f", 121, 1); | |
254 | test_in_addr_prefix_intersect_one(AF_INET6, "1::1", 121, "1::00ff", 121, 0); | |
255 | } | |
256 | ||
257 | static void test_in_addr_prefix_next_one(unsigned f, const char *before, unsigned pl, const char *after) { | |
258 | union in_addr_union ubefore, uafter, t; | |
259 | ||
260 | assert_se(in_addr_from_string(f, before, &ubefore) >= 0); | |
261 | ||
262 | t = ubefore; | |
263 | assert_se((in_addr_prefix_next(f, &t, pl) > 0) == !!after); | |
264 | ||
265 | if (after) { | |
266 | assert_se(in_addr_from_string(f, after, &uafter) >= 0); | |
267 | assert_se(in_addr_equal(f, &t, &uafter) > 0); | |
268 | } | |
269 | } | |
270 | ||
271 | static void test_in_addr_prefix_next(void) { | |
272 | ||
273 | test_in_addr_prefix_next_one(AF_INET, "192.168.0.0", 24, "192.168.1.0"); | |
274 | test_in_addr_prefix_next_one(AF_INET, "192.168.0.0", 16, "192.169.0.0"); | |
275 | test_in_addr_prefix_next_one(AF_INET, "192.168.0.0", 20, "192.168.16.0"); | |
276 | ||
277 | test_in_addr_prefix_next_one(AF_INET, "0.0.0.0", 32, "0.0.0.1"); | |
278 | test_in_addr_prefix_next_one(AF_INET, "255.255.255.255", 32, NULL); | |
279 | test_in_addr_prefix_next_one(AF_INET, "255.255.255.0", 24, NULL); | |
280 | ||
281 | test_in_addr_prefix_next_one(AF_INET6, "4400::", 128, "4400::0001"); | |
282 | test_in_addr_prefix_next_one(AF_INET6, "4400::", 120, "4400::0100"); | |
283 | test_in_addr_prefix_next_one(AF_INET6, "4400::", 127, "4400::0002"); | |
284 | test_in_addr_prefix_next_one(AF_INET6, "4400::", 8, "4500::"); | |
285 | test_in_addr_prefix_next_one(AF_INET6, "4400::", 7, "4600::"); | |
286 | ||
287 | test_in_addr_prefix_next_one(AF_INET6, "::", 128, "::1"); | |
288 | ||
289 | test_in_addr_prefix_next_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 128, NULL); | |
290 | test_in_addr_prefix_next_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ff00", 120, NULL); | |
291 | ||
292 | } | |
293 | ||
07916bea RC |
294 | static void test_in_addr_to_string_one(int f, const char *addr) { |
295 | union in_addr_union ua; | |
296 | _cleanup_free_ char *r = NULL; | |
297 | ||
298 | assert_se(in_addr_from_string(f, addr, &ua) >= 0); | |
299 | assert_se(in_addr_to_string(f, &ua, &r) >= 0); | |
300 | printf("test_in_addr_to_string_one: %s == %s\n", addr, r); | |
301 | assert_se(streq(addr, r)); | |
302 | } | |
303 | ||
304 | static void test_in_addr_to_string(void) { | |
305 | test_in_addr_to_string_one(AF_INET, "192.168.0.1"); | |
306 | test_in_addr_to_string_one(AF_INET, "10.11.12.13"); | |
307 | test_in_addr_to_string_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); | |
308 | test_in_addr_to_string_one(AF_INET6, "::1"); | |
309 | test_in_addr_to_string_one(AF_INET6, "fe80::"); | |
310 | } | |
311 | ||
2817157b LP |
312 | static void test_in_addr_ifindex_to_string_one(int f, const char *a, int ifindex, const char *b) { |
313 | _cleanup_free_ char *r = NULL; | |
314 | union in_addr_union ua, uuaa; | |
315 | int ff, ifindex2; | |
316 | ||
317 | assert_se(in_addr_from_string(f, a, &ua) >= 0); | |
318 | assert_se(in_addr_ifindex_to_string(f, &ua, ifindex, &r) >= 0); | |
319 | printf("test_in_addr_ifindex_to_string_one: %s == %s\n", b, r); | |
320 | assert_se(streq(b, r)); | |
321 | ||
322 | assert_se(in_addr_ifindex_from_string_auto(b, &ff, &uuaa, &ifindex2) >= 0); | |
323 | assert_se(ff == f); | |
324 | assert_se(in_addr_equal(f, &ua, &uuaa)); | |
325 | assert_se(ifindex2 == ifindex || ifindex2 == 0); | |
326 | } | |
327 | ||
328 | static void test_in_addr_ifindex_to_string(void) { | |
329 | test_in_addr_ifindex_to_string_one(AF_INET, "192.168.0.1", 7, "192.168.0.1"); | |
330 | test_in_addr_ifindex_to_string_one(AF_INET, "10.11.12.13", 9, "10.11.12.13"); | |
331 | test_in_addr_ifindex_to_string_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 10, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); | |
332 | test_in_addr_ifindex_to_string_one(AF_INET6, "::1", 11, "::1"); | |
333 | test_in_addr_ifindex_to_string_one(AF_INET6, "fe80::", 12, "fe80::%12"); | |
334 | test_in_addr_ifindex_to_string_one(AF_INET6, "fe80::", 0, "fe80::"); | |
335 | test_in_addr_ifindex_to_string_one(AF_INET6, "fe80::14", 12, "fe80::14%12"); | |
336 | test_in_addr_ifindex_to_string_one(AF_INET6, "fe80::15", -7, "fe80::15"); | |
337 | test_in_addr_ifindex_to_string_one(AF_INET6, "fe80::16", LOOPBACK_IFINDEX, "fe80::16%1"); | |
338 | } | |
339 | ||
340 | static void test_in_addr_ifindex_from_string_auto(void) { | |
341 | int family, ifindex; | |
342 | union in_addr_union ua; | |
343 | ||
344 | /* Most in_addr_ifindex_from_string_auto() invocations have already been tested above, but let's test some more */ | |
345 | ||
346 | assert_se(in_addr_ifindex_from_string_auto("fe80::17", &family, &ua, &ifindex) >= 0); | |
347 | assert_se(family == AF_INET6); | |
348 | assert_se(ifindex == 0); | |
349 | ||
350 | assert_se(in_addr_ifindex_from_string_auto("fe80::18%19", &family, &ua, &ifindex) >= 0); | |
351 | assert_se(family == AF_INET6); | |
352 | assert_se(ifindex == 19); | |
353 | ||
354 | assert_se(in_addr_ifindex_from_string_auto("fe80::18%lo", &family, &ua, &ifindex) >= 0); | |
355 | assert_se(family == AF_INET6); | |
356 | assert_se(ifindex == LOOPBACK_IFINDEX); | |
357 | ||
358 | assert_se(in_addr_ifindex_from_string_auto("fe80::19%thisinterfacecantexist", &family, &ua, &ifindex) == -ENODEV); | |
359 | } | |
360 | ||
43dc0043 RC |
361 | static void test_sockaddr_equal(void) { |
362 | union sockaddr_union a = { | |
363 | .in.sin_family = AF_INET, | |
364 | .in.sin_port = 0, | |
8e38570e | 365 | .in.sin_addr.s_addr = htobe32(INADDR_ANY), |
43dc0043 RC |
366 | }; |
367 | union sockaddr_union b = { | |
368 | .in.sin_family = AF_INET, | |
369 | .in.sin_port = 0, | |
8e38570e | 370 | .in.sin_addr.s_addr = htobe32(INADDR_ANY), |
43dc0043 RC |
371 | }; |
372 | union sockaddr_union c = { | |
373 | .in.sin_family = AF_INET, | |
374 | .in.sin_port = 0, | |
8e38570e | 375 | .in.sin_addr.s_addr = htobe32(1234), |
43dc0043 RC |
376 | }; |
377 | union sockaddr_union d = { | |
378 | .in6.sin6_family = AF_INET6, | |
379 | .in6.sin6_port = 0, | |
380 | .in6.sin6_addr = IN6ADDR_ANY_INIT, | |
381 | }; | |
0fc0f14b SH |
382 | union sockaddr_union e = { |
383 | .vm.svm_family = AF_VSOCK, | |
384 | .vm.svm_port = 0, | |
385 | .vm.svm_cid = VMADDR_CID_ANY, | |
386 | }; | |
43dc0043 RC |
387 | assert_se(sockaddr_equal(&a, &a)); |
388 | assert_se(sockaddr_equal(&a, &b)); | |
389 | assert_se(sockaddr_equal(&d, &d)); | |
0fc0f14b | 390 | assert_se(sockaddr_equal(&e, &e)); |
43dc0043 RC |
391 | assert_se(!sockaddr_equal(&a, &c)); |
392 | assert_se(!sockaddr_equal(&b, &c)); | |
0fc0f14b | 393 | assert_se(!sockaddr_equal(&a, &e)); |
43dc0043 RC |
394 | } |
395 | ||
fc2fffe7 LP |
396 | static void test_sockaddr_un_len(void) { |
397 | static const struct sockaddr_un fs = { | |
398 | .sun_family = AF_UNIX, | |
399 | .sun_path = "/foo/bar/waldo", | |
400 | }; | |
401 | ||
402 | static const struct sockaddr_un abstract = { | |
403 | .sun_family = AF_UNIX, | |
404 | .sun_path = "\0foobar", | |
405 | }; | |
406 | ||
407 | assert_se(SOCKADDR_UN_LEN(fs) == offsetof(struct sockaddr_un, sun_path) + strlen(fs.sun_path)); | |
408 | assert_se(SOCKADDR_UN_LEN(abstract) == offsetof(struct sockaddr_un, sun_path) + 1 + strlen(abstract.sun_path + 1)); | |
409 | } | |
410 | ||
1703b203 SS |
411 | static void test_in_addr_is_multicast(void) { |
412 | union in_addr_union a, b; | |
413 | int f; | |
414 | ||
415 | assert_se(in_addr_from_string_auto("192.168.3.11", &f, &a) >= 0); | |
416 | assert_se(in_addr_is_multicast(f, &a) == 0); | |
417 | ||
418 | assert_se(in_addr_from_string_auto("224.0.0.1", &f, &a) >= 0); | |
419 | assert_se(in_addr_is_multicast(f, &a) == 1); | |
420 | ||
421 | assert_se(in_addr_from_string_auto("FF01:0:0:0:0:0:0:1", &f, &b) >= 0); | |
422 | assert_se(in_addr_is_multicast(f, &b) == 1); | |
423 | ||
424 | assert_se(in_addr_from_string_auto("2001:db8::c:69b:aeff:fe53:743e", &f, &b) >= 0); | |
425 | assert_se(in_addr_is_multicast(f, &b) == 0); | |
426 | } | |
427 | ||
43f2c88d LP |
428 | static void test_getpeercred_getpeergroups(void) { |
429 | int r; | |
430 | ||
431 | r = safe_fork("(getpeercred)", FORK_DEATHSIG|FORK_LOG|FORK_WAIT, NULL); | |
432 | assert_se(r >= 0); | |
433 | ||
434 | if (r == 0) { | |
435 | static const gid_t gids[] = { 3, 4, 5, 6, 7 }; | |
436 | gid_t *test_gids; | |
78e2f089 | 437 | _cleanup_free_ gid_t *peer_groups = NULL; |
43f2c88d LP |
438 | size_t n_test_gids; |
439 | uid_t test_uid; | |
440 | gid_t test_gid; | |
441 | struct ucred ucred; | |
442 | int pair[2]; | |
443 | ||
444 | if (geteuid() == 0) { | |
445 | test_uid = 1; | |
446 | test_gid = 2; | |
447 | test_gids = (gid_t*) gids; | |
448 | n_test_gids = ELEMENTSOF(gids); | |
449 | ||
450 | assert_se(setgroups(n_test_gids, test_gids) >= 0); | |
451 | assert_se(setresgid(test_gid, test_gid, test_gid) >= 0); | |
452 | assert_se(setresuid(test_uid, test_uid, test_uid) >= 0); | |
453 | ||
454 | } else { | |
455 | long ngroups_max; | |
456 | ||
457 | test_uid = getuid(); | |
458 | test_gid = getgid(); | |
459 | ||
460 | ngroups_max = sysconf(_SC_NGROUPS_MAX); | |
461 | assert(ngroups_max > 0); | |
462 | ||
463 | test_gids = newa(gid_t, ngroups_max); | |
464 | ||
465 | r = getgroups(ngroups_max, test_gids); | |
466 | assert_se(r >= 0); | |
467 | n_test_gids = (size_t) r; | |
468 | } | |
469 | ||
470 | assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, pair) >= 0); | |
471 | ||
472 | assert_se(getpeercred(pair[0], &ucred) >= 0); | |
473 | ||
474 | assert_se(ucred.uid == test_uid); | |
475 | assert_se(ucred.gid == test_gid); | |
476 | assert_se(ucred.pid == getpid_cached()); | |
477 | ||
478 | r = getpeergroups(pair[0], &peer_groups); | |
479 | assert_se(r >= 0 || IN_SET(r, -EOPNOTSUPP, -ENOPROTOOPT)); | |
480 | ||
481 | if (r >= 0) { | |
482 | assert_se((size_t) r == n_test_gids); | |
483 | assert_se(memcmp(peer_groups, test_gids, sizeof(gid_t) * n_test_gids) == 0); | |
484 | } | |
485 | ||
486 | safe_close_pair(pair); | |
487 | } | |
488 | } | |
489 | ||
c182135d | 490 | int main(int argc, char *argv[]) { |
059f6c42 LP |
491 | |
492 | log_set_max_level(LOG_DEBUG); | |
493 | ||
ef76dff2 LP |
494 | test_ifname_valid(); |
495 | ||
c182135d RC |
496 | test_socket_address_parse(); |
497 | test_socket_address_parse_netlink(); | |
498 | test_socket_address_equal(); | |
499 | test_socket_address_get_path(); | |
43dc0043 RC |
500 | test_socket_address_is(); |
501 | test_socket_address_is_netlink(); | |
059f6c42 | 502 | |
e7639886 | 503 | test_in_addr_is_null(); |
059f6c42 LP |
504 | test_in_addr_prefix_intersect(); |
505 | test_in_addr_prefix_next(); | |
07916bea | 506 | test_in_addr_to_string(); |
2817157b LP |
507 | test_in_addr_ifindex_to_string(); |
508 | test_in_addr_ifindex_from_string_auto(); | |
059f6c42 | 509 | |
43dc0043 RC |
510 | test_sockaddr_equal(); |
511 | ||
fc2fffe7 LP |
512 | test_sockaddr_un_len(); |
513 | ||
1703b203 SS |
514 | test_in_addr_is_multicast(); |
515 | ||
43f2c88d LP |
516 | test_getpeercred_getpeergroups(); |
517 | ||
059f6c42 | 518 | return 0; |
c182135d | 519 | } |