1 /*
2 * The olsr.org Optimized Link-State Routing daemon (olsrd)
3 *
4 * (c) by the OLSR project
5 *
6 * See our Git repository to find out who worked on this file
7 * and thus is a copyright holder on it.
8 *
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 *
15 * * Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * * Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in
19 * the documentation and/or other materials provided with the
20 * distribution.
21 * * Neither the name of olsr.org, olsrd nor the names of its
22 * contributors may be used to endorse or promote products derived
23 * from this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
28 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
29 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
30 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
31 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
32 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
33 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
35 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 *
38 * Visit http://www.olsr.org for more information.
39 *
40 * If you find this software useful feel free to make a donation
41 * to the project. For more information see the website or contact
42 * the copyright holders.
43 *
44 */
45
46 /*
47 * Dynamic linked library for the olsr.org olsr daemon
48 */
49
50 #include "olsr.h"
51 #include "olsrd_httpinfo.h"
52 #include "olsr_cfg.h"
53 #include "admin_interface.h"
54 #include "net_olsr.h"
55 #include "ipcalc.h"
56
57 #include <stdio.h>
58 #include <string.h>
59 #include <stdlib.h>
60
61 static const char admin_basic_setting_int[] =
62 "<td><strong>%s</strong></td><td><input type=\"text\" name=\"%s\" maxlength=\"%d\" class=\"input_text\" value=\"%d\"></td>\n";
63 static const char admin_basic_setting_float[] =
64 "<td><strong>%s</strong></td><td><input type=\"text\" name=\"%s\" maxlength=\"%d\" class=\"input_text\" value=\"%0.2f\"></td>\n";
65 static const char admin_basic_setting_string[] =
66 "<td><strong>%s</strong></td><td><input type=\"text\" name=\"%s\" maxlength=\"%d\" class=\"input_text\" value=\"%s\"></td>\n";
67
68 static const char admin_frame_prolog[] =
69 "<strong>Administrator interface</strong><hr>\n" "<h2>Change basic settings</h2>\n"
70 "<form action=\"set_values\" method=\"post\">\n" "<table width=\"100%%\">\n";
71
72 static const char admin_frame_mid[] =
73 "</table>\n<br>\n" "<center><input type=\"submit\" value=\"Submit\" class=\"input_button\">\n"
74 "<input type=\"reset\" value=\"Reset\" class=\"input_button\"></center>\n" "</form>\n" "<h2>Add/remove local HNA entries</h2>\n"
75 "<form action=\"set_values\" method=\"post\">\n" "<table width=\"100%%\"><tr><td><strong>Network:</strong></td>\n"
76 "<td><input type=\"text\" name=\"hna_new_net\" maxlength=\"16\" class=\"input_text\" value=\"0.0.0.0\"></td>\n"
77 "<td><strong>Netmask/Prefix:</strong></td>\n"
78 "<td><input type=\"text\" name=\"hna_new_netmask\" maxlength=\"16\" class=\"input_text\" value=\"0.0.0.0\"></td>\n"
79 "<td><input type=\"submit\" value=\"Add entry\" class=\"input_button\"></td></form>\n" "</table><hr>\n"
80 "<form action=\"set_values\" method=\"post\">\n" "<table width=\"100%%\">\n"
81 "<tr><th width=50 halign=\"middle\">Delete</th><th>Network</th><th>Netmask</th></tr>\n";
82
83 static const char admin_frame_epilog[] =
84 "</table>\n<br>\n" "<center><input type=\"submit\" value=\"Delete selected\" class=\"input_button\"></center>\n" "</form>\n";
85
86 int
build_admin_body(char * buf,uint32_t bufsize)87 build_admin_body(char *buf, uint32_t bufsize __attribute__ ((unused)))
88 {
89 int size = 0;
90 size += snprintf(&buf[size], bufsize - size, admin_frame_prolog);
91
92 size += snprintf(&buf[size], bufsize - size, "<tr>\n");
93
94 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_int, "Debug level:", "debug_level", 2, olsr_cnf->debug_level);
95 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_float, "Pollrate:", "pollrate", 4, (double)olsr_cnf->pollrate);
96 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_string, "TOS:", "tos", 6, "TBD");
97
98 size += snprintf(&buf[size], bufsize - size, "</tr>\n" "<tr>\n");
99
100 size +=
101 snprintf(&buf[size], bufsize - size, admin_basic_setting_int, "TC redundancy:", "tc_redundancy", 1, olsr_cnf->tc_redundancy);
102 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_int, "MPR coverage:", "mpr_coverage", 1, olsr_cnf->mpr_coverage);
103 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_int, "Willingness:", "willingness", 1, olsr_cnf->willingness);
104
105 size += snprintf(&buf[size], bufsize - size, "</tr>\n" "<tr>\n");
106
107 if (olsr_cnf->use_hysteresis) {
108 size +=
109 snprintf(&buf[size], bufsize - size, admin_basic_setting_float, "Hyst scaling:", "hyst_scaling", 4,
110 (double)olsr_cnf->hysteresis_param.scaling);
111
112 size +=
113 snprintf(&buf[size], bufsize - size, admin_basic_setting_float, "Lower thr:", "hyst_lower", 4,
114 (double)olsr_cnf->hysteresis_param.thr_low);
115 size +=
116 snprintf(&buf[size], bufsize - size, admin_basic_setting_float, "Upper thr:", "hyst_upper", 4,
117 (double)olsr_cnf->hysteresis_param.thr_high);
118 } else {
119 size += snprintf(&buf[size], bufsize - size, "<td>Hysteresis disabled</td>\n");
120 }
121
122 size += snprintf(&buf[size], bufsize - size, "</tr>\n" "<tr>\n");
123
124 if (olsr_cnf->lq_level) {
125 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_int, "LQ level:", "lq_level", 1, olsr_cnf->lq_level);
126 size += snprintf(&buf[size], bufsize - size, admin_basic_setting_float, "LQ aging:", "lq_aging", 2, (double)olsr_cnf->lq_aging);
127 } else {
128 size += snprintf(&buf[size], bufsize - size, "<td>LQ disabled</td>\n");
129 }
130
131 size += snprintf(&buf[size], bufsize - size, "</tr>\n" "<tr>\n");
132 size += snprintf(&buf[size], bufsize - size, "</tr>\n");
133
134 size += snprintf(&buf[size], bufsize - size, admin_frame_mid);
135
136 if (olsr_cnf->hna_entries) {
137 struct ip_prefix_list *hna;
138 for (hna = olsr_cnf->hna_entries; hna; hna = hna->next) {
139 struct ipaddr_str netbuf;
140 olsr_ip_to_string(&netbuf, &hna->net.prefix);
141 size +=
142 snprintf(&buf[size], bufsize - size,
143 "<tr><td halign=\"middle\"><input type=\"checkbox\" name=\"del_hna%s*%d\" class=\"input_checkbox\"></td><td>%s</td><td>%d</td></tr>\n",
144 netbuf.buf, hna->net.prefix_len, netbuf.buf, hna->net.prefix_len);
145 }
146 }
147 size += snprintf(&buf[size], bufsize - size, admin_frame_epilog);
148 return size;
149 }
150
151 #ifdef ADMIN_INTERFACE
152
153 int
process_param(char * key,char * value)154 process_param(char *key, char *value)
155 {
156 static union olsr_ip_addr curr_hna_net;
157 static bool curr_hna_ok = false;
158
159 if (!strcmp(key, "debug_level")) {
160 int ival = atoi(value);
161 if ((ival < 0) || (ival > 9))
162 return -1;
163
164 olsr_cnf->debug_level = ival;
165 return 1;
166 }
167
168 if (!strcmp(key, "tc_redundancy")) {
169 int ival = atoi(value);
170 if ((ival < 0) || (ival > 3))
171 return -1;
172
173 olsr_cnf->tc_redundancy = ival;
174 return 1;
175 }
176
177 if (!strcmp(key, "mpr_coverage")) {
178 int ival = atoi(value);
179 if (ival < 0)
180 return -1;
181
182 olsr_cnf->mpr_coverage = ival;
183 return 1;
184 }
185
186 if (!strcmp(key, "willingness")) {
187 int ival = atoi(value);
188 if ((ival < 0) || (ival > 7))
189 return -1;
190
191 olsr_cnf->willingness = ival;
192 return 1;
193 }
194
195 if (!strcmp(key, "lq_level")) {
196 int ival = atoi(value);
197 if ((ival < 0) || (ival > 2))
198 return -1;
199
200 olsr_cnf->lq_level = ival;
201 return 1;
202 }
203
204 if (!strcmp(key, "lq_wsize")) {
205 int ival = atoi(value);
206 if ((ival < 0) || (ival > 10))
207 return -1;
208
209 olsr_cnf->lq_wsize = ival;
210 return 1;
211 }
212
213 if (!strcmp(key, "hyst_scaling")) {
214 float fval = 1.1;
215 sscanf(value, "%f", &fval);
216 if ((fval < 0.0) || (fval > 1.0))
217 return -1;
218
219 olsr_cnf->hysteresis_param.scaling = fval;
220 return 1;
221 }
222
223 if (!strcmp(key, "hyst_scaling")) {
224 float fval = 1.1;
225 sscanf(value, "%f", &fval);
226 if ((fval < 0.0) || (fval > 1.0))
227 return -1;
228
229 olsr_cnf->hysteresis_param.scaling = fval;
230 return 1;
231 }
232
233 if (!strcmp(key, "hyst_lower")) {
234 float fval = 1.1;
235 sscanf(value, "%f", &fval);
236 if ((fval < 0.0) || (fval > 1.0))
237 return -1;
238
239 olsr_cnf->hysteresis_param.thr_low = fval;
240 return 1;
241 }
242
243 if (!strcmp(key, "hyst_upper")) {
244 float fval = 1.1;
245 sscanf(value, "%f", &fval);
246 if ((fval < 0.0) || (fval > 1.0))
247 return -1;
248
249 olsr_cnf->hysteresis_param.thr_high = fval;
250 return 1;
251 }
252
253 if (!strcmp(key, "pollrate")) {
254 float fval = 1.1;
255 sscanf(value, "%f", &fval);
256 if ((fval < 0.0) || (fval > 1.0))
257 return -1;
258
259 olsr_cnf->pollrate = fval;
260 return 1;
261 }
262
263 if (!strcmp(key, "hna_new_net")) {
264 if (inet_pton(olsr_cnf->ipsize, value, &curr_hna_net.v4) == 0) {
265 fprintf(stderr, "Failed converting new HNA net %s\n", value);
266 return -1;
267 }
268 curr_hna_ok = true;
269 return 1;
270 }
271
272 if (!strcmp(key, "hna_new_netmask")) {
273 struct in_addr in;
274 uint8_t prefixlen;
275
276 if (!curr_hna_ok)
277 return -1;
278
279 curr_hna_ok = false;
280
281 if (inet_aton(value, &in) == 0) {
282 fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
283 return -1;
284 }
285 prefixlen = netmask_to_prefix((uint8_t *) & in, olsr_cnf->ipsize);
286 if (prefixlen == UCHAR_MAX) {
287 fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
288 return -1;
289 }
290 ip_prefix_list_add(&olsr_cnf->hna_entries, &curr_hna_net, prefixlen);
291 return 1;
292 }
293
294 if (!strncmp(key, "del_hna", 7) && !strcmp(value, "on")) {
295 struct in_addr net, mask;
296 char ip_net[16], ip_mask[16];
297 int seperator = 0;
298 uint8_t prefixlen;
299
300 while (key[7 + seperator] != '*') {
301 seperator++;
302 }
303 memcpy(ip_net, &key[7], seperator);
304 ip_net[seperator] = 0;
305 memcpy(ip_mask, &key[7 + seperator + 1], 16);
306 olsr_printf(1, "Deleting HNA %s/%s\n", ip_net, ip_mask);
307
308 if (inet_aton(ip_net, &net) == 0) {
309 fprintf(stderr, "Failed converting HNA net %s for deletion\n", ip_net);
310 return -1;
311 }
312
313 if (inet_aton(ip_mask, &mask) == 0) {
314 fprintf(stderr, "Failed converting HNA netmask %s for deletion\n", ip_mask);
315 return -1;
316 }
317 prefixlen = netmask_to_prefix((uint8_t *) & mask, olsr_cnf->ipsize);
318 if (prefixlen == UCHAR_MAX) {
319 fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
320 return -1;
321 }
322 ip_prefix_list_add(&olsr_cnf->hna_entries, &curr_hna_net, prefixlen);
323 return 1;
324 }
325
326 return 0;
327 }
328
329 int
process_set_values(char * data,uint32_t data_size,char * buf,uint32_t bufsize)330 process_set_values(char *data, uint32_t data_size, char *buf, uint32_t bufsize __attribute__ ((unused)))
331 {
332 int size = 0;
333 int val_start, key_start;
334 uint32_t i;
335
336 size += sprintf(buf, "<html>\n<head><title>olsr.org httpinfo plugin</title></head>\n<body>\n");
337
338 key_start = 0;
339 val_start = 0;
340
341 for (i = 0; i < data_size; i++) {
342 if (data[i] == '=') {
343 data[i] = '\0';
344 val_start = i + 1;
345 }
346
347 if (data[i] == '&') {
348 data[i] = '\0';
349 if (!process_param(&data[key_start], &data[val_start])) {
350 size +=
351 snprintf(&buf[size], bufsize - size, "<h2>FAILED PROCESSING!</h2><br>Key: %s Value: %s<br>\n", &data[key_start],
352 &data[val_start]);
353 return -1;
354 }
355
356 key_start = i + 1;
357 }
358 }
359
360 if (!process_param(&data[key_start], &data[val_start])) {
361 size +=
362 snprintf(&buf[size], bufsize - size, "<b>FAILED PROCESSING!</b><br>Key: %s Value: %s<br>\n", &data[key_start],
363 &data[val_start]);
364 return -1;
365 }
366
367 size +=
368 snprintf(&buf[size], bufsize - size,
369 "<h2>UPDATE SUCESSFULL!</h2><br>Press BACK and RELOAD in your browser to return to the plugin<br>\n</body>\n</html>\n");
370 size += snprintf(&buf[size], bufsize - size, "\n</body>\n</html>\n");
371
372 return size;
373 }
374 #endif /* ADMIN_INTERFACE */
375
376 /*
377 * Local Variables:
378 * c-basic-offset: 2
379 * indent-tabs-mode: nil
380 * End:
381 */
382