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3b5f4af2 MT |
1 | /* |
2 | libloc - A library to determine the location of someone on the Internet | |
3 | ||
4 | Copyright (C) 2017 IPFire Development Team <info@ipfire.org> | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | */ | |
16 | ||
fc692a58 | 17 | #include <arpa/inet.h> |
f3e02bc5 | 18 | #include <errno.h> |
3b5f4af2 MT |
19 | #include <stdio.h> |
20 | #include <stddef.h> | |
21 | #include <stdlib.h> | |
22 | #include <string.h> | |
37317e4f | 23 | #include <syslog.h> |
3b5f4af2 | 24 | |
c12a1385 MT |
25 | #include <libloc/libloc.h> |
26 | #include <libloc/database.h> | |
27 | #include <libloc/network.h> | |
28 | #include <libloc/writer.h> | |
3b5f4af2 MT |
29 | |
30 | int main(int argc, char** argv) { | |
31 | int err; | |
32 | ||
33 | struct loc_ctx* ctx; | |
34 | err = loc_new(&ctx); | |
35 | if (err < 0) | |
36 | exit(EXIT_FAILURE); | |
37 | ||
37317e4f MT |
38 | // Enable debug logging |
39 | loc_set_log_priority(ctx, LOG_DEBUG); | |
40 | ||
7933f5bf | 41 | #if 0 |
3b5f4af2 MT |
42 | struct loc_network_tree* tree; |
43 | err = loc_network_tree_new(ctx, &tree); | |
44 | if (err) { | |
45 | fprintf(stderr, "Could not create the network tree\n"); | |
46 | exit(EXIT_FAILURE); | |
47 | } | |
7933f5bf | 48 | #endif |
3b5f4af2 | 49 | |
fc692a58 MT |
50 | struct in6_addr address; |
51 | err = inet_pton(AF_INET6, "2001:db8::1", &address); | |
52 | if (err != 1) { | |
53 | fprintf(stderr, "Could not parse IP address\n"); | |
54 | exit(EXIT_FAILURE); | |
55 | } | |
56 | ||
3b5f4af2 MT |
57 | // Create a network |
58 | struct loc_network* network1; | |
2b9338ea | 59 | err = loc_network_new_from_string(ctx, &network1, "2001:db8::1/32"); |
3b5f4af2 MT |
60 | if (err) { |
61 | fprintf(stderr, "Could not create the network\n"); | |
62 | exit(EXIT_FAILURE); | |
63 | } | |
64 | ||
e8ebd079 | 65 | err = loc_network_set_country_code(network1, "DE"); |
3b5f4af2 MT |
66 | if (err) { |
67 | fprintf(stderr, "Could not set country code\n"); | |
68 | exit(EXIT_FAILURE); | |
69 | } | |
70 | ||
7933f5bf | 71 | #if 0 |
3b5f4af2 MT |
72 | // Adding network to the tree |
73 | err = loc_network_tree_add_network(tree, network1); | |
74 | if (err) { | |
75 | fprintf(stderr, "Could not add network to the tree\n"); | |
76 | exit(EXIT_FAILURE); | |
77 | } | |
7933f5bf | 78 | #endif |
3b5f4af2 | 79 | |
2b9338ea MT |
80 | // Check if the first and last addresses are correct |
81 | char* string = loc_network_format_first_address(network1); | |
82 | if (!string) { | |
83 | fprintf(stderr, "Did get NULL instead of a string for the first address\n"); | |
84 | exit(EXIT_FAILURE); | |
85 | } | |
86 | ||
87 | if (strcmp(string, "2001:db8::") != 0) { | |
88 | fprintf(stderr, "Got an incorrect first address: %s\n", string); | |
89 | exit(EXIT_FAILURE); | |
90 | } | |
91 | ||
92 | string = loc_network_format_last_address(network1); | |
93 | if (!string) { | |
94 | fprintf(stderr, "Did get NULL instead of a string for the last address\n"); | |
95 | exit(EXIT_FAILURE); | |
96 | } | |
97 | ||
98 | if (strcmp(string, "2001:db8:ffff:ffff:ffff:ffff:ffff:ffff") != 0) { | |
99 | fprintf(stderr, "Got an incorrect last address: %s\n", string); | |
100 | exit(EXIT_FAILURE); | |
101 | } | |
102 | ||
0258d3c9 | 103 | err = loc_network_matches_address(network1, &address); |
fc692a58 MT |
104 | if (!err) { |
105 | fprintf(stderr, "Network1 does not match address\n"); | |
106 | exit(EXIT_FAILURE); | |
107 | } | |
108 | ||
c051bfad MT |
109 | struct loc_network* network2; |
110 | err = loc_network_new_from_string(ctx, &network2, "2001:db8:ffff::/48"); | |
111 | if (err) { | |
112 | fprintf(stderr, "Could not create the network\n"); | |
113 | exit(EXIT_FAILURE); | |
114 | } | |
115 | ||
e8ebd079 | 116 | err = loc_network_set_country_code(network2, "DE"); |
c051bfad MT |
117 | if (err) { |
118 | fprintf(stderr, "Could not set country code\n"); | |
119 | exit(EXIT_FAILURE); | |
120 | } | |
121 | ||
7933f5bf | 122 | #if 0 |
c051bfad MT |
123 | // Adding network to the tree |
124 | err = loc_network_tree_add_network(tree, network2); | |
125 | if (err) { | |
126 | fprintf(stderr, "Could not add network to the tree\n"); | |
127 | exit(EXIT_FAILURE); | |
128 | } | |
129 | ||
3b5f4af2 MT |
130 | // Dump the tree |
131 | err = loc_network_tree_dump(tree); | |
132 | if (err) { | |
133 | fprintf(stderr, "Error dumping tree: %d\n", err); | |
134 | exit(EXIT_FAILURE); | |
135 | } | |
136 | ||
940f9c2b MT |
137 | size_t nodes = loc_network_tree_count_nodes(tree); |
138 | printf("The tree has %zu nodes\n", nodes); | |
7933f5bf | 139 | #endif |
940f9c2b | 140 | |
850e7516 | 141 | // Check equals function |
da101d55 MT |
142 | err = loc_network_cmp(network1, network1); |
143 | if (err) { | |
850e7516 MT |
144 | fprintf(stderr, "Network is not equal with itself\n"); |
145 | exit(EXIT_FAILURE); | |
146 | } | |
147 | ||
da101d55 MT |
148 | err = loc_network_cmp(network1, network2); |
149 | if (!err) { | |
850e7516 MT |
150 | fprintf(stderr, "Networks equal unexpectedly\n"); |
151 | exit(EXIT_FAILURE); | |
152 | } | |
153 | ||
43554dc4 | 154 | // Check subnet function |
a5967330 MT |
155 | err = loc_network_is_subnet(network1, network2); |
156 | if (!err) { | |
43554dc4 MT |
157 | fprintf(stderr, "Subnet check 1 failed: %d\n", err); |
158 | exit(EXIT_FAILURE); | |
159 | } | |
160 | ||
a5967330 MT |
161 | err = loc_network_is_subnet(network2, network1); |
162 | if (err) { | |
43554dc4 MT |
163 | fprintf(stderr, "Subnet check 2 failed: %d\n", err); |
164 | exit(EXIT_FAILURE); | |
165 | } | |
166 | ||
a5967330 MT |
167 | // Make subnets |
168 | struct loc_network* subnet1 = NULL; | |
169 | struct loc_network* subnet2 = NULL; | |
170 | ||
171 | err = loc_network_subnets(network1, &subnet1, &subnet2); | |
172 | if (err || !subnet1 || !subnet2) { | |
173 | fprintf(stderr, "Could not find subnets of network: %d\n", err); | |
850e7516 MT |
174 | exit(EXIT_FAILURE); |
175 | } | |
176 | ||
a5967330 MT |
177 | char* s = loc_network_str(subnet1); |
178 | printf("Received subnet1 = %s\n", s); | |
179 | free(s); | |
850e7516 | 180 | |
a5967330 MT |
181 | s = loc_network_str(subnet2); |
182 | printf("Received subnet2 = %s\n", s); | |
183 | free(s); | |
850e7516 | 184 | |
a5967330 MT |
185 | if (!loc_network_is_subnet(network1, subnet1)) { |
186 | fprintf(stderr, "Subnet1 is not a subnet\n"); | |
187 | exit(EXIT_FAILURE); | |
188 | } | |
850e7516 | 189 | |
a5967330 MT |
190 | if (!loc_network_is_subnet(network1, subnet2)) { |
191 | fprintf(stderr, "Subnet2 is not a subnet\n"); | |
192 | exit(EXIT_FAILURE); | |
850e7516 MT |
193 | } |
194 | ||
82fa4c92 MT |
195 | if (!loc_network_overlaps(network1, subnet1)) { |
196 | fprintf(stderr, "Network1 does not seem to contain subnet1\n"); | |
197 | exit(EXIT_FAILURE); | |
198 | } | |
199 | ||
200 | if (!loc_network_overlaps(network1, subnet2)) { | |
201 | fprintf(stderr, "Network1 does not seem to contain subnet2\n"); | |
202 | exit(EXIT_FAILURE); | |
203 | } | |
204 | ||
a5967330 MT |
205 | loc_network_unref(subnet1); |
206 | loc_network_unref(subnet2); | |
850e7516 MT |
207 | |
208 | struct loc_network_list* excluded = loc_network_exclude(network1, network2); | |
209 | if (!excluded) { | |
210 | fprintf(stderr, "Could not create excluded list\n"); | |
211 | exit(EXIT_FAILURE); | |
212 | } | |
213 | ||
214 | loc_network_list_dump(excluded); | |
850e7516 MT |
215 | loc_network_list_unref(excluded); |
216 | ||
f3e02bc5 MT |
217 | // Create a database |
218 | struct loc_writer* writer; | |
5ce881d4 | 219 | err = loc_writer_new(ctx, &writer, NULL, NULL); |
f3e02bc5 MT |
220 | if (err < 0) |
221 | exit(EXIT_FAILURE); | |
222 | ||
c051bfad | 223 | struct loc_network* network3; |
83a5d737 | 224 | err = loc_writer_add_network(writer, &network3, "2001:db8::/64"); |
f3e02bc5 MT |
225 | if (err) { |
226 | fprintf(stderr, "Could not add network\n"); | |
227 | exit(EXIT_FAILURE); | |
228 | } | |
229 | ||
230 | // Set country code | |
c051bfad | 231 | loc_network_set_country_code(network3, "XX"); |
f3e02bc5 | 232 | |
83a5d737 MT |
233 | struct loc_network* network4; |
234 | err = loc_writer_add_network(writer, &network4, "2001:db8:ffff::/64"); | |
235 | if (err) { | |
236 | fprintf(stderr, "Could not add network\n"); | |
237 | exit(EXIT_FAILURE); | |
238 | } | |
239 | ||
240 | // Set country code | |
241 | loc_network_set_country_code(network4, "XY"); | |
242 | ||
9a339aa0 MT |
243 | // Set ASN |
244 | loc_network_set_asn(network4, 1024); | |
245 | ||
0f1aedbc MT |
246 | // Try adding an invalid network |
247 | struct loc_network* network; | |
248 | err = loc_writer_add_network(writer, &network, "xxxx:xxxx::/32"); | |
249 | if (err != -EINVAL) { | |
250 | fprintf(stderr, "It was possible to add an invalid network (err = %d)\n", err); | |
251 | exit(EXIT_FAILURE); | |
252 | } | |
253 | ||
13ad6e69 MT |
254 | // Try adding a single address |
255 | err = loc_writer_add_network(writer, &network, "2001:db8::"); | |
26ab419b MT |
256 | if (err) { |
257 | fprintf(stderr, "It was impossible to add an single IP address (err = %d)\n", err); | |
13ad6e69 MT |
258 | exit(EXIT_FAILURE); |
259 | } | |
260 | ||
6a467e93 MT |
261 | // Try adding localhost |
262 | err = loc_writer_add_network(writer, &network, "::1/128"); | |
263 | if (err != -EINVAL) { | |
264 | fprintf(stderr, "It was possible to add localhost (::1/128): %d\n", err); | |
265 | exit(EXIT_FAILURE); | |
266 | } | |
267 | ||
6254dca6 | 268 | FILE* f = tmpfile(); |
f3e02bc5 MT |
269 | if (!f) { |
270 | fprintf(stderr, "Could not open file for writing: %s\n", strerror(errno)); | |
271 | exit(EXIT_FAILURE); | |
272 | } | |
273 | ||
22c7b98b | 274 | err = loc_writer_write(writer, f, LOC_DATABASE_VERSION_UNSET); |
f3e02bc5 MT |
275 | if (err) { |
276 | fprintf(stderr, "Could not write database: %s\n", strerror(-err)); | |
277 | exit(EXIT_FAILURE); | |
278 | } | |
f3e02bc5 MT |
279 | loc_writer_unref(writer); |
280 | ||
3b5f4af2 | 281 | loc_network_unref(network1); |
c051bfad MT |
282 | loc_network_unref(network2); |
283 | loc_network_unref(network3); | |
83a5d737 | 284 | loc_network_unref(network4); |
7933f5bf MT |
285 | |
286 | #if 0 | |
3b5f4af2 | 287 | loc_network_tree_unref(tree); |
7933f5bf | 288 | #endif |
2a30e4de MT |
289 | |
290 | // And open it again from disk | |
2a30e4de MT |
291 | struct loc_database* db; |
292 | err = loc_database_new(ctx, &db, f); | |
293 | if (err) { | |
294 | fprintf(stderr, "Could not open database: %s\n", strerror(-err)); | |
295 | exit(EXIT_FAILURE); | |
296 | } | |
297 | ||
e477e813 | 298 | // Lookup an address in the subnet |
2a30e4de MT |
299 | err = loc_database_lookup_from_string(db, "2001:db8::", &network1); |
300 | if (err) { | |
e477e813 | 301 | fprintf(stderr, "Could not look up 2001:db8::\n"); |
2a30e4de MT |
302 | exit(EXIT_FAILURE); |
303 | } | |
304 | loc_network_unref(network1); | |
305 | ||
e477e813 | 306 | // Lookup an address outside the subnet |
2a30e4de | 307 | err = loc_database_lookup_from_string(db, "2001:db8:fffe:1::", &network1); |
e477e813 MT |
308 | if (err == 0) { |
309 | fprintf(stderr, "Could look up 2001:db8:fffe:1::, but I shouldn't\n"); | |
2a30e4de MT |
310 | exit(EXIT_FAILURE); |
311 | } | |
312 | loc_network_unref(network1); | |
313 | ||
3b5f4af2 | 314 | loc_unref(ctx); |
6254dca6 | 315 | fclose(f); |
3b5f4af2 MT |
316 | |
317 | return EXIT_SUCCESS; | |
318 | } |