blob: 3306f8cb80a14ed0e7f3a9538f70cccea30ae211 [file] [log] [blame]
Willy Tarreau36b9e222018-11-11 15:19:52 +01001#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <netdb.h>
5#include <ctype.h>
6#include <pwd.h>
7#include <grp.h>
8#include <errno.h>
9#include <sys/types.h>
10#include <sys/stat.h>
11#include <fcntl.h>
12#include <unistd.h>
13
14#include <common/cfgparse.h>
15#include <proto/compression.h>
16
17/*
18 * parse a line in a <global> section. Returns the error code, 0 if OK, or
19 * any combination of :
20 * - ERR_ABORT: must abort ASAP
21 * - ERR_FATAL: we can continue parsing but not start the service
22 * - ERR_WARN: a warning has been emitted
23 * - ERR_ALERT: an alert has been emitted
24 * Only the two first ones can stop processing, the two others are just
25 * indicators.
26 */
27int cfg_parse_global(const char *file, int linenum, char **args, int kwm)
28{
29 int err_code = 0;
30 char *errmsg = NULL;
31
32 if (!strcmp(args[0], "global")) { /* new section */
33 /* no option, nothing special to do */
34 alertif_too_many_args(0, file, linenum, args, &err_code);
35 goto out;
36 }
37 else if (!strcmp(args[0], "daemon")) {
38 if (alertif_too_many_args(0, file, linenum, args, &err_code))
39 goto out;
40 global.mode |= MODE_DAEMON;
41 }
42 else if (!strcmp(args[0], "master-worker")) {
43 if (alertif_too_many_args(1, file, linenum, args, &err_code))
44 goto out;
45 if (*args[1]) {
46 if (!strcmp(args[1], "no-exit-on-failure")) {
47 global.tune.options |= GTUNE_NOEXIT_ONFAILURE;
48 } else {
49 ha_alert("parsing [%s:%d] : '%s' only supports 'no-exit-on-failure' option.\n", file, linenum, args[0]);
50 err_code |= ERR_ALERT | ERR_FATAL;
51 goto out;
52 }
53 }
54 global.mode |= MODE_MWORKER;
55 }
56 else if (!strcmp(args[0], "debug")) {
57 if (alertif_too_many_args(0, file, linenum, args, &err_code))
58 goto out;
59 global.mode |= MODE_DEBUG;
60 }
61 else if (!strcmp(args[0], "noepoll")) {
62 if (alertif_too_many_args(0, file, linenum, args, &err_code))
63 goto out;
64 global.tune.options &= ~GTUNE_USE_EPOLL;
65 }
66 else if (!strcmp(args[0], "nokqueue")) {
67 if (alertif_too_many_args(0, file, linenum, args, &err_code))
68 goto out;
69 global.tune.options &= ~GTUNE_USE_KQUEUE;
70 }
Emmanuel Hocdet0ba4f482019-04-08 16:53:32 +000071 else if (!strcmp(args[0], "noevports")) {
72 if (alertif_too_many_args(0, file, linenum, args, &err_code))
73 goto out;
74 global.tune.options &= ~GTUNE_USE_EVPORTS;
75 }
Willy Tarreau36b9e222018-11-11 15:19:52 +010076 else if (!strcmp(args[0], "nopoll")) {
77 if (alertif_too_many_args(0, file, linenum, args, &err_code))
78 goto out;
79 global.tune.options &= ~GTUNE_USE_POLL;
80 }
Willy Tarreaubeb859a2018-11-22 18:07:59 +010081 else if (!strcmp(args[0], "busy-polling")) { /* "no busy-polling" or "busy-polling" */
82 if (alertif_too_many_args(0, file, linenum, args, &err_code))
83 goto out;
84 if (kwm == KWM_NO)
85 global.tune.options &= ~GTUNE_BUSY_POLLING;
86 else
87 global.tune.options |= GTUNE_BUSY_POLLING;
88 }
Willy Tarreau636848a2019-04-15 19:38:50 +020089 else if (!strcmp(args[0], "set-dumpable")) { /* "no set-dumpable" or "set-dumpable" */
90 if (alertif_too_many_args(0, file, linenum, args, &err_code))
91 goto out;
92 if (kwm == KWM_NO)
93 global.tune.options &= ~GTUNE_SET_DUMPABLE;
94 else
95 global.tune.options |= GTUNE_SET_DUMPABLE;
96 }
Willy Tarreaud96f1122019-12-03 07:07:36 +010097 else if (!strcmp(args[0], "insecure-fork-wanted")) { /* "no insecure-fork-wanted" or "insecure-fork-wanted" */
98 if (alertif_too_many_args(0, file, linenum, args, &err_code))
99 goto out;
100 if (kwm == KWM_NO)
101 global.tune.options &= ~GTUNE_INSECURE_FORK;
102 else
103 global.tune.options |= GTUNE_INSECURE_FORK;
104 }
Willy Tarreaua45a8b52019-12-06 16:31:45 +0100105 else if (!strcmp(args[0], "insecure-setuid-wanted")) { /* "no insecure-setuid-wanted" or "insecure-setuid-wanted" */
106 if (alertif_too_many_args(0, file, linenum, args, &err_code))
107 goto out;
108 if (kwm == KWM_NO)
109 global.tune.options &= ~GTUNE_INSECURE_SETUID;
110 else
111 global.tune.options |= GTUNE_INSECURE_SETUID;
112 }
Willy Tarreau36b9e222018-11-11 15:19:52 +0100113 else if (!strcmp(args[0], "nosplice")) {
114 if (alertif_too_many_args(0, file, linenum, args, &err_code))
115 goto out;
116 global.tune.options &= ~GTUNE_USE_SPLICE;
117 }
118 else if (!strcmp(args[0], "nogetaddrinfo")) {
119 if (alertif_too_many_args(0, file, linenum, args, &err_code))
120 goto out;
121 global.tune.options &= ~GTUNE_USE_GAI;
122 }
123 else if (!strcmp(args[0], "noreuseport")) {
124 if (alertif_too_many_args(0, file, linenum, args, &err_code))
125 goto out;
126 global.tune.options &= ~GTUNE_USE_REUSEPORT;
127 }
128 else if (!strcmp(args[0], "quiet")) {
129 if (alertif_too_many_args(0, file, linenum, args, &err_code))
130 goto out;
131 global.mode |= MODE_QUIET;
132 }
133 else if (!strcmp(args[0], "tune.runqueue-depth")) {
134 if (alertif_too_many_args(1, file, linenum, args, &err_code))
135 goto out;
136 if (global.tune.runqueue_depth != 0) {
137 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
138 err_code |= ERR_ALERT;
139 goto out;
140 }
141 if (*(args[1]) == 0) {
142 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
143 err_code |= ERR_ALERT | ERR_FATAL;
144 goto out;
145 }
146 global.tune.runqueue_depth = atol(args[1]);
147
148 }
149 else if (!strcmp(args[0], "tune.maxpollevents")) {
150 if (alertif_too_many_args(1, file, linenum, args, &err_code))
151 goto out;
152 if (global.tune.maxpollevents != 0) {
153 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
154 err_code |= ERR_ALERT;
155 goto out;
156 }
157 if (*(args[1]) == 0) {
158 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
159 err_code |= ERR_ALERT | ERR_FATAL;
160 goto out;
161 }
162 global.tune.maxpollevents = atol(args[1]);
163 }
164 else if (!strcmp(args[0], "tune.maxaccept")) {
Christopher Faulet6b02ab82019-04-30 14:03:56 +0200165 long max;
166
Willy Tarreau36b9e222018-11-11 15:19:52 +0100167 if (alertif_too_many_args(1, file, linenum, args, &err_code))
168 goto out;
169 if (global.tune.maxaccept != 0) {
170 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
171 err_code |= ERR_ALERT;
172 goto out;
173 }
174 if (*(args[1]) == 0) {
175 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
176 err_code |= ERR_ALERT | ERR_FATAL;
177 goto out;
178 }
Christopher Faulet6b02ab82019-04-30 14:03:56 +0200179 max = atol(args[1]);
180 if (/*max < -1 || */max > INT_MAX) {
181 ha_alert("parsing [%s:%d] : '%s' expects -1 or an integer from 0 to INT_MAX.\n", file, linenum, args[0]);
182 err_code |= ERR_ALERT | ERR_FATAL;
183 goto out;
184 }
185 global.tune.maxaccept = max;
Willy Tarreau36b9e222018-11-11 15:19:52 +0100186 }
187 else if (!strcmp(args[0], "tune.chksize")) {
188 if (alertif_too_many_args(1, file, linenum, args, &err_code))
189 goto out;
190 if (*(args[1]) == 0) {
191 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
192 err_code |= ERR_ALERT | ERR_FATAL;
193 goto out;
194 }
195 global.tune.chksize = atol(args[1]);
196 }
197 else if (!strcmp(args[0], "tune.recv_enough")) {
198 if (alertif_too_many_args(1, file, linenum, args, &err_code))
199 goto out;
200 if (*(args[1]) == 0) {
201 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
202 err_code |= ERR_ALERT | ERR_FATAL;
203 goto out;
204 }
205 global.tune.recv_enough = atol(args[1]);
206 }
207 else if (!strcmp(args[0], "tune.buffers.limit")) {
208 if (alertif_too_many_args(1, file, linenum, args, &err_code))
209 goto out;
210 if (*(args[1]) == 0) {
211 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
212 err_code |= ERR_ALERT | ERR_FATAL;
213 goto out;
214 }
215 global.tune.buf_limit = atol(args[1]);
216 if (global.tune.buf_limit) {
217 if (global.tune.buf_limit < 3)
218 global.tune.buf_limit = 3;
219 if (global.tune.buf_limit <= global.tune.reserved_bufs)
220 global.tune.buf_limit = global.tune.reserved_bufs + 1;
221 }
222 }
223 else if (!strcmp(args[0], "tune.buffers.reserve")) {
224 if (alertif_too_many_args(1, file, linenum, args, &err_code))
225 goto out;
226 if (*(args[1]) == 0) {
227 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
228 err_code |= ERR_ALERT | ERR_FATAL;
229 goto out;
230 }
231 global.tune.reserved_bufs = atol(args[1]);
232 if (global.tune.reserved_bufs < 2)
233 global.tune.reserved_bufs = 2;
234 if (global.tune.buf_limit && global.tune.buf_limit <= global.tune.reserved_bufs)
235 global.tune.buf_limit = global.tune.reserved_bufs + 1;
236 }
237 else if (!strcmp(args[0], "tune.bufsize")) {
238 if (alertif_too_many_args(1, file, linenum, args, &err_code))
239 goto out;
240 if (*(args[1]) == 0) {
241 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
242 err_code |= ERR_ALERT | ERR_FATAL;
243 goto out;
244 }
245 global.tune.bufsize = atol(args[1]);
Willy Tarreauc77d3642018-12-12 06:19:42 +0100246 /* round it up to support a two-pointer alignment at the end */
247 global.tune.bufsize = (global.tune.bufsize + 2 * sizeof(void *) - 1) & -(2 * sizeof(void *));
Willy Tarreau36b9e222018-11-11 15:19:52 +0100248 if (global.tune.bufsize <= 0) {
249 ha_alert("parsing [%s:%d] : '%s' expects a positive integer argument.\n", file, linenum, args[0]);
250 err_code |= ERR_ALERT | ERR_FATAL;
251 goto out;
252 }
253 }
254 else if (!strcmp(args[0], "tune.maxrewrite")) {
255 if (alertif_too_many_args(1, file, linenum, args, &err_code))
256 goto out;
257 if (*(args[1]) == 0) {
258 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
259 err_code |= ERR_ALERT | ERR_FATAL;
260 goto out;
261 }
262 global.tune.maxrewrite = atol(args[1]);
263 if (global.tune.maxrewrite < 0) {
264 ha_alert("parsing [%s:%d] : '%s' expects a positive integer argument.\n", file, linenum, args[0]);
265 err_code |= ERR_ALERT | ERR_FATAL;
266 goto out;
267 }
268 }
269 else if (!strcmp(args[0], "tune.idletimer")) {
270 unsigned int idle;
271 const char *res;
272
273 if (alertif_too_many_args(1, file, linenum, args, &err_code))
274 goto out;
275 if (*(args[1]) == 0) {
276 ha_alert("parsing [%s:%d] : '%s' expects a timer value between 0 and 65535 ms.\n", file, linenum, args[0]);
277 err_code |= ERR_ALERT | ERR_FATAL;
278 goto out;
279 }
280
281 res = parse_time_err(args[1], &idle, TIME_UNIT_MS);
Willy Tarreau9faebe32019-06-07 19:00:37 +0200282 if (res == PARSE_TIME_OVER) {
283 ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s>, maximum value is 65535 ms.\n",
284 file, linenum, args[1], args[0]);
285 err_code |= ERR_ALERT | ERR_FATAL;
286 goto out;
287 }
288 else if (res == PARSE_TIME_UNDER) {
289 ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s>, minimum non-null value is 1 ms.\n",
290 file, linenum, args[1], args[0]);
291 err_code |= ERR_ALERT | ERR_FATAL;
292 goto out;
293 }
294 else if (res) {
Willy Tarreau36b9e222018-11-11 15:19:52 +0100295 ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s>.\n",
Willy Tarreau9faebe32019-06-07 19:00:37 +0200296 file, linenum, *res, args[0]);
Willy Tarreau36b9e222018-11-11 15:19:52 +0100297 err_code |= ERR_ALERT | ERR_FATAL;
298 goto out;
299 }
300
301 if (idle > 65535) {
302 ha_alert("parsing [%s:%d] : '%s' expects a timer value between 0 and 65535 ms.\n", file, linenum, args[0]);
303 err_code |= ERR_ALERT | ERR_FATAL;
304 goto out;
305 }
306 global.tune.idle_timer = idle;
307 }
308 else if (!strcmp(args[0], "tune.rcvbuf.client")) {
309 if (alertif_too_many_args(1, file, linenum, args, &err_code))
310 goto out;
311 if (global.tune.client_rcvbuf != 0) {
312 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
313 err_code |= ERR_ALERT;
314 goto out;
315 }
316 if (*(args[1]) == 0) {
317 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
318 err_code |= ERR_ALERT | ERR_FATAL;
319 goto out;
320 }
321 global.tune.client_rcvbuf = atol(args[1]);
322 }
323 else if (!strcmp(args[0], "tune.rcvbuf.server")) {
324 if (alertif_too_many_args(1, file, linenum, args, &err_code))
325 goto out;
326 if (global.tune.server_rcvbuf != 0) {
327 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
328 err_code |= ERR_ALERT;
329 goto out;
330 }
331 if (*(args[1]) == 0) {
332 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
333 err_code |= ERR_ALERT | ERR_FATAL;
334 goto out;
335 }
336 global.tune.server_rcvbuf = atol(args[1]);
337 }
338 else if (!strcmp(args[0], "tune.sndbuf.client")) {
339 if (alertif_too_many_args(1, file, linenum, args, &err_code))
340 goto out;
341 if (global.tune.client_sndbuf != 0) {
342 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
343 err_code |= ERR_ALERT;
344 goto out;
345 }
346 if (*(args[1]) == 0) {
347 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
348 err_code |= ERR_ALERT | ERR_FATAL;
349 goto out;
350 }
351 global.tune.client_sndbuf = atol(args[1]);
352 }
353 else if (!strcmp(args[0], "tune.sndbuf.server")) {
354 if (alertif_too_many_args(1, file, linenum, args, &err_code))
355 goto out;
356 if (global.tune.server_sndbuf != 0) {
357 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
358 err_code |= ERR_ALERT;
359 goto out;
360 }
361 if (*(args[1]) == 0) {
362 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
363 err_code |= ERR_ALERT | ERR_FATAL;
364 goto out;
365 }
366 global.tune.server_sndbuf = atol(args[1]);
367 }
368 else if (!strcmp(args[0], "tune.pipesize")) {
369 if (alertif_too_many_args(1, file, linenum, args, &err_code))
370 goto out;
371 if (*(args[1]) == 0) {
372 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
373 err_code |= ERR_ALERT | ERR_FATAL;
374 goto out;
375 }
376 global.tune.pipesize = atol(args[1]);
377 }
378 else if (!strcmp(args[0], "tune.http.cookielen")) {
379 if (alertif_too_many_args(1, file, linenum, args, &err_code))
380 goto out;
381 if (*(args[1]) == 0) {
382 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
383 err_code |= ERR_ALERT | ERR_FATAL;
384 goto out;
385 }
386 global.tune.cookie_len = atol(args[1]) + 1;
387 }
388 else if (!strcmp(args[0], "tune.http.logurilen")) {
389 if (alertif_too_many_args(1, file, linenum, args, &err_code))
390 goto out;
391 if (*(args[1]) == 0) {
392 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
393 err_code |= ERR_ALERT | ERR_FATAL;
394 goto out;
395 }
396 global.tune.requri_len = atol(args[1]) + 1;
397 }
398 else if (!strcmp(args[0], "tune.http.maxhdr")) {
399 if (alertif_too_many_args(1, file, linenum, args, &err_code))
400 goto out;
401 if (*(args[1]) == 0) {
402 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
403 err_code |= ERR_ALERT | ERR_FATAL;
404 goto out;
405 }
406 global.tune.max_http_hdr = atoi(args[1]);
407 if (global.tune.max_http_hdr < 1 || global.tune.max_http_hdr > 32767) {
408 ha_alert("parsing [%s:%d] : '%s' expects a numeric value between 1 and 32767\n",
409 file, linenum, args[0]);
410 err_code |= ERR_ALERT | ERR_FATAL;
411 goto out;
412 }
413 }
414 else if (!strcmp(args[0], "tune.comp.maxlevel")) {
415 if (alertif_too_many_args(1, file, linenum, args, &err_code))
416 goto out;
417 if (*args[1]) {
418 global.tune.comp_maxlevel = atoi(args[1]);
419 if (global.tune.comp_maxlevel < 1 || global.tune.comp_maxlevel > 9) {
420 ha_alert("parsing [%s:%d] : '%s' expects a numeric value between 1 and 9\n",
421 file, linenum, args[0]);
422 err_code |= ERR_ALERT | ERR_FATAL;
423 goto out;
424 }
425 } else {
426 ha_alert("parsing [%s:%d] : '%s' expects a numeric value between 1 and 9\n",
427 file, linenum, args[0]);
428 err_code |= ERR_ALERT | ERR_FATAL;
429 goto out;
430 }
431 }
432 else if (!strcmp(args[0], "tune.pattern.cache-size")) {
433 if (*args[1]) {
434 global.tune.pattern_cache = atoi(args[1]);
435 if (global.tune.pattern_cache < 0) {
436 ha_alert("parsing [%s:%d] : '%s' expects a positive numeric value\n",
437 file, linenum, args[0]);
438 err_code |= ERR_ALERT | ERR_FATAL;
439 goto out;
440 }
441 } else {
442 ha_alert("parsing [%s:%d] : '%s' expects a positive numeric value\n",
443 file, linenum, args[0]);
444 err_code |= ERR_ALERT | ERR_FATAL;
445 goto out;
446 }
447 }
448 else if (!strcmp(args[0], "uid")) {
449 if (alertif_too_many_args(1, file, linenum, args, &err_code))
450 goto out;
451 if (global.uid != 0) {
452 ha_alert("parsing [%s:%d] : user/uid already specified. Continuing.\n", file, linenum);
453 err_code |= ERR_ALERT;
454 goto out;
455 }
456 if (*(args[1]) == 0) {
457 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
458 err_code |= ERR_ALERT | ERR_FATAL;
459 goto out;
460 }
461 if (strl2irc(args[1], strlen(args[1]), &global.uid) != 0) {
462 ha_warning("parsing [%s:%d] : uid: string '%s' is not a number.\n | You might want to use the 'user' parameter to use a system user name.\n", file, linenum, args[1]);
463 err_code |= ERR_WARN;
464 goto out;
465 }
466
467 }
468 else if (!strcmp(args[0], "gid")) {
469 if (alertif_too_many_args(1, file, linenum, args, &err_code))
470 goto out;
471 if (global.gid != 0) {
472 ha_alert("parsing [%s:%d] : group/gid already specified. Continuing.\n", file, linenum);
473 err_code |= ERR_ALERT;
474 goto out;
475 }
476 if (*(args[1]) == 0) {
477 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
478 err_code |= ERR_ALERT | ERR_FATAL;
479 goto out;
480 }
481 if (strl2irc(args[1], strlen(args[1]), &global.gid) != 0) {
482 ha_warning("parsing [%s:%d] : gid: string '%s' is not a number.\n | You might want to use the 'group' parameter to use a system group name.\n", file, linenum, args[1]);
483 err_code |= ERR_WARN;
484 goto out;
485 }
486 }
487 else if (!strcmp(args[0], "external-check")) {
488 if (alertif_too_many_args(0, file, linenum, args, &err_code))
489 goto out;
490 global.external_check = 1;
491 }
492 /* user/group name handling */
493 else if (!strcmp(args[0], "user")) {
494 struct passwd *ha_user;
495 if (alertif_too_many_args(1, file, linenum, args, &err_code))
496 goto out;
497 if (global.uid != 0) {
498 ha_alert("parsing [%s:%d] : user/uid already specified. Continuing.\n", file, linenum);
499 err_code |= ERR_ALERT;
500 goto out;
501 }
502 errno = 0;
503 ha_user = getpwnam(args[1]);
504 if (ha_user != NULL) {
505 global.uid = (int)ha_user->pw_uid;
506 }
507 else {
508 ha_alert("parsing [%s:%d] : cannot find user id for '%s' (%d:%s)\n", file, linenum, args[1], errno, strerror(errno));
509 err_code |= ERR_ALERT | ERR_FATAL;
510 }
511 }
512 else if (!strcmp(args[0], "group")) {
513 struct group *ha_group;
514 if (alertif_too_many_args(1, file, linenum, args, &err_code))
515 goto out;
516 if (global.gid != 0) {
517 ha_alert("parsing [%s:%d] : gid/group was already specified. Continuing.\n", file, linenum);
518 err_code |= ERR_ALERT;
519 goto out;
520 }
521 errno = 0;
522 ha_group = getgrnam(args[1]);
523 if (ha_group != NULL) {
524 global.gid = (int)ha_group->gr_gid;
525 }
526 else {
527 ha_alert("parsing [%s:%d] : cannot find group id for '%s' (%d:%s)\n", file, linenum, args[1], errno, strerror(errno));
528 err_code |= ERR_ALERT | ERR_FATAL;
529 }
530 }
531 /* end of user/group name handling*/
532 else if (!strcmp(args[0], "nbproc")) {
533 if (alertif_too_many_args(1, file, linenum, args, &err_code))
534 goto out;
535 if (*(args[1]) == 0) {
536 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
537 err_code |= ERR_ALERT | ERR_FATAL;
538 goto out;
539 }
540 global.nbproc = atol(args[1]);
Willy Tarreaua38a7172019-02-02 17:11:28 +0100541 all_proc_mask = nbits(global.nbproc);
Willy Tarreauff9c9142019-02-07 10:39:36 +0100542 if (global.nbproc < 1 || global.nbproc > MAX_PROCS) {
Willy Tarreau36b9e222018-11-11 15:19:52 +0100543 ha_alert("parsing [%s:%d] : '%s' must be between 1 and %d (was %d).\n",
Willy Tarreauff9c9142019-02-07 10:39:36 +0100544 file, linenum, args[0], MAX_PROCS, global.nbproc);
Willy Tarreau36b9e222018-11-11 15:19:52 +0100545 err_code |= ERR_ALERT | ERR_FATAL;
546 goto out;
547 }
548 }
549 else if (!strcmp(args[0], "nbthread")) {
550 if (alertif_too_many_args(1, file, linenum, args, &err_code))
551 goto out;
552 if (*(args[1]) == 0) {
553 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
554 err_code |= ERR_ALERT | ERR_FATAL;
555 goto out;
556 }
557 global.nbthread = parse_nbthread(args[1], &errmsg);
558 if (!global.nbthread) {
559 ha_alert("parsing [%s:%d] : '%s' %s.\n",
560 file, linenum, args[0], errmsg);
561 err_code |= ERR_ALERT | ERR_FATAL;
562 goto out;
563 }
564 }
565 else if (!strcmp(args[0], "maxconn")) {
566 if (alertif_too_many_args(1, file, linenum, args, &err_code))
567 goto out;
568 if (global.maxconn != 0) {
569 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
570 err_code |= ERR_ALERT;
571 goto out;
572 }
573 if (*(args[1]) == 0) {
574 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
575 err_code |= ERR_ALERT | ERR_FATAL;
576 goto out;
577 }
578 global.maxconn = atol(args[1]);
579#ifdef SYSTEM_MAXCONN
Willy Tarreauca783d42019-03-13 10:03:07 +0100580 if (global.maxconn > SYSTEM_MAXCONN && cfg_maxconn <= SYSTEM_MAXCONN) {
581 ha_alert("parsing [%s:%d] : maxconn value %d too high for this system.\nLimiting to %d. Please use '-n' to force the value.\n", file, linenum, global.maxconn, SYSTEM_MAXCONN);
582 global.maxconn = SYSTEM_MAXCONN;
Willy Tarreau36b9e222018-11-11 15:19:52 +0100583 err_code |= ERR_ALERT;
584 }
585#endif /* SYSTEM_MAXCONN */
586 }
587 else if (!strcmp(args[0], "ssl-server-verify")) {
588 if (alertif_too_many_args(1, file, linenum, args, &err_code))
589 goto out;
590 if (*(args[1]) == 0) {
591 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
592 err_code |= ERR_ALERT | ERR_FATAL;
593 goto out;
594 }
595 if (strcmp(args[1],"none") == 0)
596 global.ssl_server_verify = SSL_SERVER_VERIFY_NONE;
597 else if (strcmp(args[1],"required") == 0)
598 global.ssl_server_verify = SSL_SERVER_VERIFY_REQUIRED;
599 else {
600 ha_alert("parsing [%s:%d] : '%s' expects 'none' or 'required' as argument.\n", file, linenum, args[0]);
601 err_code |= ERR_ALERT | ERR_FATAL;
602 goto out;
603 }
604 }
605 else if (!strcmp(args[0], "maxconnrate")) {
606 if (alertif_too_many_args(1, file, linenum, args, &err_code))
607 goto out;
608 if (global.cps_lim != 0) {
609 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
610 err_code |= ERR_ALERT;
611 goto out;
612 }
613 if (*(args[1]) == 0) {
614 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
615 err_code |= ERR_ALERT | ERR_FATAL;
616 goto out;
617 }
618 global.cps_lim = atol(args[1]);
619 }
620 else if (!strcmp(args[0], "maxsessrate")) {
621 if (alertif_too_many_args(1, file, linenum, args, &err_code))
622 goto out;
623 if (global.sps_lim != 0) {
624 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
625 err_code |= ERR_ALERT;
626 goto out;
627 }
628 if (*(args[1]) == 0) {
629 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
630 err_code |= ERR_ALERT | ERR_FATAL;
631 goto out;
632 }
633 global.sps_lim = atol(args[1]);
634 }
635 else if (!strcmp(args[0], "maxsslrate")) {
636 if (alertif_too_many_args(1, file, linenum, args, &err_code))
637 goto out;
638 if (global.ssl_lim != 0) {
639 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
640 err_code |= ERR_ALERT;
641 goto out;
642 }
643 if (*(args[1]) == 0) {
644 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
645 err_code |= ERR_ALERT | ERR_FATAL;
646 goto out;
647 }
648 global.ssl_lim = atol(args[1]);
649 }
650 else if (!strcmp(args[0], "maxcomprate")) {
651 if (alertif_too_many_args(1, file, linenum, args, &err_code))
652 goto out;
653 if (*(args[1]) == 0) {
654 ha_alert("parsing [%s:%d] : '%s' expects an integer argument in kb/s.\n", file, linenum, args[0]);
655 err_code |= ERR_ALERT | ERR_FATAL;
656 goto out;
657 }
658 global.comp_rate_lim = atoi(args[1]) * 1024;
659 }
660 else if (!strcmp(args[0], "maxpipes")) {
661 if (alertif_too_many_args(1, file, linenum, args, &err_code))
662 goto out;
663 if (global.maxpipes != 0) {
664 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
665 err_code |= ERR_ALERT;
666 goto out;
667 }
668 if (*(args[1]) == 0) {
669 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
670 err_code |= ERR_ALERT | ERR_FATAL;
671 goto out;
672 }
673 global.maxpipes = atol(args[1]);
674 }
675 else if (!strcmp(args[0], "maxzlibmem")) {
676 if (alertif_too_many_args(1, file, linenum, args, &err_code))
677 goto out;
678 if (*(args[1]) == 0) {
679 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
680 err_code |= ERR_ALERT | ERR_FATAL;
681 goto out;
682 }
683 global.maxzlibmem = atol(args[1]) * 1024L * 1024L;
684 }
685 else if (!strcmp(args[0], "maxcompcpuusage")) {
686 if (alertif_too_many_args(1, file, linenum, args, &err_code))
687 goto out;
688 if (*(args[1]) == 0) {
689 ha_alert("parsing [%s:%d] : '%s' expects an integer argument between 0 and 100.\n", file, linenum, args[0]);
690 err_code |= ERR_ALERT | ERR_FATAL;
691 goto out;
692 }
693 compress_min_idle = 100 - atoi(args[1]);
694 if (compress_min_idle > 100) {
695 ha_alert("parsing [%s:%d] : '%s' expects an integer argument between 0 and 100.\n", file, linenum, args[0]);
696 err_code |= ERR_ALERT | ERR_FATAL;
697 goto out;
698 }
699 }
700
701 else if (!strcmp(args[0], "ulimit-n")) {
702 if (alertif_too_many_args(1, file, linenum, args, &err_code))
703 goto out;
704 if (global.rlimit_nofile != 0) {
705 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
706 err_code |= ERR_ALERT;
707 goto out;
708 }
709 if (*(args[1]) == 0) {
710 ha_alert("parsing [%s:%d] : '%s' expects an integer argument.\n", file, linenum, args[0]);
711 err_code |= ERR_ALERT | ERR_FATAL;
712 goto out;
713 }
714 global.rlimit_nofile = atol(args[1]);
715 }
716 else if (!strcmp(args[0], "chroot")) {
717 if (alertif_too_many_args(1, file, linenum, args, &err_code))
718 goto out;
719 if (global.chroot != NULL) {
720 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
721 err_code |= ERR_ALERT;
722 goto out;
723 }
724 if (*(args[1]) == 0) {
725 ha_alert("parsing [%s:%d] : '%s' expects a directory as an argument.\n", file, linenum, args[0]);
726 err_code |= ERR_ALERT | ERR_FATAL;
727 goto out;
728 }
729 global.chroot = strdup(args[1]);
730 }
731 else if (!strcmp(args[0], "description")) {
732 int i, len=0;
733 char *d;
734
735 if (!*args[1]) {
736 ha_alert("parsing [%s:%d]: '%s' expects a string argument.\n",
737 file, linenum, args[0]);
738 err_code |= ERR_ALERT | ERR_FATAL;
739 goto out;
740 }
741
742 for (i = 1; *args[i]; i++)
743 len += strlen(args[i]) + 1;
744
745 if (global.desc)
746 free(global.desc);
747
748 global.desc = d = calloc(1, len);
749
750 d += snprintf(d, global.desc + len - d, "%s", args[1]);
751 for (i = 2; *args[i]; i++)
752 d += snprintf(d, global.desc + len - d, " %s", args[i]);
753 }
754 else if (!strcmp(args[0], "node")) {
755 int i;
756 char c;
757
758 if (alertif_too_many_args(1, file, linenum, args, &err_code))
759 goto out;
760
761 for (i=0; args[1][i]; i++) {
762 c = args[1][i];
763 if (!isupper((unsigned char)c) && !islower((unsigned char)c) &&
764 !isdigit((unsigned char)c) && c != '_' && c != '-' && c != '.')
765 break;
766 }
767
768 if (!i || args[1][i]) {
769 ha_alert("parsing [%s:%d]: '%s' requires valid node name - non-empty string"
770 " with digits(0-9), letters(A-Z, a-z), dot(.), hyphen(-) or underscode(_).\n",
771 file, linenum, args[0]);
772 err_code |= ERR_ALERT | ERR_FATAL;
773 goto out;
774 }
775
776 if (global.node)
777 free(global.node);
778
779 global.node = strdup(args[1]);
780 }
781 else if (!strcmp(args[0], "pidfile")) {
782 if (alertif_too_many_args(1, file, linenum, args, &err_code))
783 goto out;
784 if (global.pidfile != NULL) {
785 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
786 err_code |= ERR_ALERT;
787 goto out;
788 }
789 if (*(args[1]) == 0) {
790 ha_alert("parsing [%s:%d] : '%s' expects a file name as an argument.\n", file, linenum, args[0]);
791 err_code |= ERR_ALERT | ERR_FATAL;
792 goto out;
793 }
794 global.pidfile = strdup(args[1]);
795 }
796 else if (!strcmp(args[0], "unix-bind")) {
797 int cur_arg = 1;
798 while (*(args[cur_arg])) {
799 if (!strcmp(args[cur_arg], "prefix")) {
800 if (global.unix_bind.prefix != NULL) {
801 ha_alert("parsing [%s:%d] : unix-bind '%s' already specified. Continuing.\n", file, linenum, args[cur_arg]);
802 err_code |= ERR_ALERT;
803 cur_arg += 2;
804 continue;
805 }
806
807 if (*(args[cur_arg+1]) == 0) {
808 ha_alert("parsing [%s:%d] : unix_bind '%s' expects a path as an argument.\n", file, linenum, args[cur_arg]);
809 err_code |= ERR_ALERT | ERR_FATAL;
810 goto out;
811 }
812 global.unix_bind.prefix = strdup(args[cur_arg+1]);
813 cur_arg += 2;
814 continue;
815 }
816
817 if (!strcmp(args[cur_arg], "mode")) {
818
819 global.unix_bind.ux.mode = strtol(args[cur_arg + 1], NULL, 8);
820 cur_arg += 2;
821 continue;
822 }
823
824 if (!strcmp(args[cur_arg], "uid")) {
825
826 global.unix_bind.ux.uid = atol(args[cur_arg + 1 ]);
827 cur_arg += 2;
828 continue;
829 }
830
831 if (!strcmp(args[cur_arg], "gid")) {
832
833 global.unix_bind.ux.gid = atol(args[cur_arg + 1 ]);
834 cur_arg += 2;
835 continue;
836 }
837
838 if (!strcmp(args[cur_arg], "user")) {
839 struct passwd *user;
840
841 user = getpwnam(args[cur_arg + 1]);
842 if (!user) {
843 ha_alert("parsing [%s:%d] : '%s' : '%s' unknown user.\n",
844 file, linenum, args[0], args[cur_arg + 1 ]);
845 err_code |= ERR_ALERT | ERR_FATAL;
846 goto out;
847 }
848
849 global.unix_bind.ux.uid = user->pw_uid;
850 cur_arg += 2;
851 continue;
852 }
853
854 if (!strcmp(args[cur_arg], "group")) {
855 struct group *group;
856
857 group = getgrnam(args[cur_arg + 1]);
858 if (!group) {
859 ha_alert("parsing [%s:%d] : '%s' : '%s' unknown group.\n",
860 file, linenum, args[0], args[cur_arg + 1 ]);
861 err_code |= ERR_ALERT | ERR_FATAL;
862 goto out;
863 }
864
865 global.unix_bind.ux.gid = group->gr_gid;
866 cur_arg += 2;
867 continue;
868 }
869
870 ha_alert("parsing [%s:%d] : '%s' only supports the 'prefix', 'mode', 'uid', 'gid', 'user' and 'group' options.\n",
871 file, linenum, args[0]);
872 err_code |= ERR_ALERT | ERR_FATAL;
873 goto out;
874 }
875 }
876 else if (!strcmp(args[0], "log")) { /* "no log" or "log ..." */
877 if (!parse_logsrv(args, &global.logsrvs, (kwm == KWM_NO), &errmsg)) {
878 ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
879 err_code |= ERR_ALERT | ERR_FATAL;
880 goto out;
881 }
882 }
883 else if (!strcmp(args[0], "log-send-hostname")) { /* set the hostname in syslog header */
884 char *name;
885
886 if (global.log_send_hostname != NULL) {
887 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
888 err_code |= ERR_ALERT;
889 goto out;
890 }
891
892 if (*(args[1]))
893 name = args[1];
894 else
895 name = hostname;
896
897 free(global.log_send_hostname);
898 global.log_send_hostname = strdup(name);
899 }
900 else if (!strcmp(args[0], "server-state-base")) { /* path base where HAProxy can find server state files */
901 if (global.server_state_base != NULL) {
902 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
903 err_code |= ERR_ALERT;
904 goto out;
905 }
906
907 if (!*(args[1])) {
908 ha_alert("parsing [%s:%d] : '%s' expects one argument: a directory path.\n", file, linenum, args[0]);
909 err_code |= ERR_FATAL;
910 goto out;
911 }
912
913 global.server_state_base = strdup(args[1]);
914 }
915 else if (!strcmp(args[0], "server-state-file")) { /* path to the file where HAProxy can load the server states */
916 if (global.server_state_file != NULL) {
917 ha_alert("parsing [%s:%d] : '%s' already specified. Continuing.\n", file, linenum, args[0]);
918 err_code |= ERR_ALERT;
919 goto out;
920 }
921
922 if (!*(args[1])) {
923 ha_alert("parsing [%s:%d] : '%s' expect one argument: a file path.\n", file, linenum, args[0]);
924 err_code |= ERR_FATAL;
925 goto out;
926 }
927
928 global.server_state_file = strdup(args[1]);
929 }
930 else if (!strcmp(args[0], "log-tag")) { /* tag to report to syslog */
931 if (alertif_too_many_args(1, file, linenum, args, &err_code))
932 goto out;
933 if (*(args[1]) == 0) {
934 ha_alert("parsing [%s:%d] : '%s' expects a tag for use in syslog.\n", file, linenum, args[0]);
935 err_code |= ERR_ALERT | ERR_FATAL;
936 goto out;
937 }
938 chunk_destroy(&global.log_tag);
939 chunk_initstr(&global.log_tag, strdup(args[1]));
940 }
941 else if (!strcmp(args[0], "spread-checks")) { /* random time between checks (0-50) */
942 if (alertif_too_many_args(1, file, linenum, args, &err_code))
943 goto out;
944 if (global.spread_checks != 0) {
945 ha_alert("parsing [%s:%d]: spread-checks already specified. Continuing.\n", file, linenum);
946 err_code |= ERR_ALERT;
947 goto out;
948 }
949 if (*(args[1]) == 0) {
950 ha_alert("parsing [%s:%d]: '%s' expects an integer argument (0..50).\n", file, linenum, args[0]);
951 err_code |= ERR_ALERT | ERR_FATAL;
952 goto out;
953 }
954 global.spread_checks = atol(args[1]);
955 if (global.spread_checks < 0 || global.spread_checks > 50) {
956 ha_alert("parsing [%s:%d]: 'spread-checks' needs a positive value in range 0..50.\n", file, linenum);
957 err_code |= ERR_ALERT | ERR_FATAL;
958 }
959 }
960 else if (!strcmp(args[0], "max-spread-checks")) { /* maximum time between first and last check */
961 const char *err;
962 unsigned int val;
963
964 if (alertif_too_many_args(1, file, linenum, args, &err_code))
965 goto out;
966 if (*(args[1]) == 0) {
967 ha_alert("parsing [%s:%d]: '%s' expects an integer argument (0..50).\n", file, linenum, args[0]);
968 err_code |= ERR_ALERT | ERR_FATAL;
969 goto out;
970 }
971
972 err = parse_time_err(args[1], &val, TIME_UNIT_MS);
Willy Tarreau9faebe32019-06-07 19:00:37 +0200973 if (err == PARSE_TIME_OVER) {
974 ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s>, maximum value is 2147483647 ms (~24.8 days).\n",
975 file, linenum, args[1], args[0]);
Willy Tarreau36b9e222018-11-11 15:19:52 +0100976 err_code |= ERR_ALERT | ERR_FATAL;
977 }
Willy Tarreau9faebe32019-06-07 19:00:37 +0200978 else if (err == PARSE_TIME_UNDER) {
979 ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s>, minimum non-null value is 1 ms.\n",
980 file, linenum, args[1], args[0]);
981 err_code |= ERR_ALERT | ERR_FATAL;
982 }
983 else if (err) {
984 ha_alert("parsing [%s:%d]: unsupported character '%c' in '%s' (wants an integer delay).\n", file, linenum, *err, args[0]);
Willy Tarreau36b9e222018-11-11 15:19:52 +0100985 err_code |= ERR_ALERT | ERR_FATAL;
986 }
Willy Tarreau9faebe32019-06-07 19:00:37 +0200987 global.max_spread_checks = val;
Willy Tarreau36b9e222018-11-11 15:19:52 +0100988 }
989 else if (strcmp(args[0], "cpu-map") == 0) {
990 /* map a process list to a CPU set */
991#ifdef USE_CPU_AFFINITY
992 char *slash;
993 unsigned long proc = 0, thread = 0, cpus;
994 int i, j, n, autoinc;
995
996 if (!*args[1] || !*args[2]) {
997 ha_alert("parsing [%s:%d] : %s expects a process number "
998 " ('all', 'odd', 'even', a number from 1 to %d or a range), "
999 " followed by a list of CPU ranges with numbers from 0 to %d.\n",
Willy Tarreau5799e9c2019-03-05 18:14:03 +01001000 file, linenum, args[0], LONGBITS, LONGBITS - 1);
Willy Tarreau36b9e222018-11-11 15:19:52 +01001001 err_code |= ERR_ALERT | ERR_FATAL;
1002 goto out;
1003 }
1004
1005 if ((slash = strchr(args[1], '/')) != NULL)
1006 *slash = 0;
1007
Willy Tarreau5799e9c2019-03-05 18:14:03 +01001008 /* note: we silently ignore processes over MAX_PROCS and
1009 * threads over MAX_THREADS so as not to make configurations a
1010 * pain to maintain.
1011 */
1012 if (parse_process_number(args[1], &proc, LONGBITS, &autoinc, &errmsg)) {
Willy Tarreau36b9e222018-11-11 15:19:52 +01001013 ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
1014 err_code |= ERR_ALERT | ERR_FATAL;
1015 goto out;
1016 }
1017
1018 if (slash) {
Willy Tarreau5799e9c2019-03-05 18:14:03 +01001019 if (parse_process_number(slash+1, &thread, LONGBITS, NULL, &errmsg)) {
Willy Tarreau36b9e222018-11-11 15:19:52 +01001020 ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
1021 err_code |= ERR_ALERT | ERR_FATAL;
1022 goto out;
1023 }
1024 *slash = '/';
1025
1026 if (autoinc && atleast2(proc) && atleast2(thread)) {
1027 ha_alert("parsing [%s:%d] : %s : '%s' : unable to automatically bind "
1028 "a process range _AND_ a thread range\n",
1029 file, linenum, args[0], args[1]);
1030 err_code |= ERR_ALERT | ERR_FATAL;
1031 goto out;
1032 }
1033 }
1034
1035 if (parse_cpu_set((const char **)args+2, &cpus, &errmsg)) {
1036 ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
1037 err_code |= ERR_ALERT | ERR_FATAL;
1038 goto out;
1039 }
1040
1041 if (autoinc &&
1042 my_popcountl(proc) != my_popcountl(cpus) &&
1043 my_popcountl(thread) != my_popcountl(cpus)) {
1044 ha_alert("parsing [%s:%d] : %s : PROC/THREAD range and CPU sets "
1045 "must have the same size to be automatically bound\n",
1046 file, linenum, args[0]);
1047 err_code |= ERR_ALERT | ERR_FATAL;
1048 goto out;
1049 }
1050
Willy Tarreau7764a572019-07-16 15:10:34 +02001051 /* we now have to deal with 3 real cases :
1052 * cpu-map P-Q => mapping for whole processes, numbers P to Q
1053 * cpu-map P-Q/1 => mapping of first thread of processes P to Q
1054 * cpu-map 1/T-U => mapping of threads T to U of process 1
1055 * Otherwise other combinations are silently ignored since nbthread
1056 * and nbproc cannot both be >1 :
1057 * cpu-map P-Q/T => mapping for thread T for processes P to Q.
1058 * Only one of T,Q may be > 1, others ignored.
1059 * cpu-map P/T-U => mapping for threads T to U of process P. Only
1060 * one of P,U may be > 1, others ignored.
1061 */
1062 if (!thread) {
1063 /* mapping for whole processes. E.g. cpu-map 1-4 0-3 */
Willy Tarreau81492c92019-05-03 09:41:23 +02001064 for (i = n = 0; i < MAX_PROCS; i++) {
1065 /* No mapping for this process */
1066 if (!(proc & (1UL << i)))
1067 continue;
1068
Willy Tarreau36b9e222018-11-11 15:19:52 +01001069 if (!autoinc)
1070 global.cpu_map.proc[i] = cpus;
1071 else {
1072 n += my_ffsl(cpus >> n);
1073 global.cpu_map.proc[i] = (1UL << (n-1));
1074 }
Willy Tarreau36b9e222018-11-11 15:19:52 +01001075 }
Willy Tarreau7764a572019-07-16 15:10:34 +02001076 } else {
1077 /* Mapping at the thread level. All threads are retained
1078 * for process 1, and only thread 1 is retained for other
1079 * processes.
1080 */
1081 if (thread == 0x1) {
1082 /* first thread, iterate on processes. E.g. cpu-map 1-4/1 0-3 */
1083 for (i = n = 0; i < MAX_PROCS; i++) {
1084 /* No mapping for this process */
1085 if (!(proc & (1UL << i)))
1086 continue;
1087 if (!autoinc)
1088 global.cpu_map.proc_t1[i] = cpus;
1089 else {
1090 n += my_ffsl(cpus >> n);
1091 global.cpu_map.proc_t1[i] = (1UL << (n-1));
1092 }
1093 }
1094 }
Willy Tarreau36b9e222018-11-11 15:19:52 +01001095
Willy Tarreau7764a572019-07-16 15:10:34 +02001096 if (proc == 0x1) {
1097 /* first process, iterate on threads. E.g. cpu-map 1/1-4 0-3 */
1098 for (j = n = 0; j < MAX_THREADS; j++) {
1099 /* No mapping for this thread */
1100 if (!(thread & (1UL << j)))
1101 continue;
Willy Tarreau36b9e222018-11-11 15:19:52 +01001102
Willy Tarreau7764a572019-07-16 15:10:34 +02001103 if (!autoinc)
1104 global.cpu_map.thread[j] = cpus;
1105 else {
1106 n += my_ffsl(cpus >> n);
1107 global.cpu_map.thread[j] = (1UL << (n-1));
1108 }
Willy Tarreau36b9e222018-11-11 15:19:52 +01001109 }
1110 }
1111 }
1112#else
1113 ha_alert("parsing [%s:%d] : '%s' is not enabled, please check build options for USE_CPU_AFFINITY.\n",
1114 file, linenum, args[0]);
1115 err_code |= ERR_ALERT | ERR_FATAL;
1116 goto out;
1117#endif /* ! USE_CPU_AFFINITY */
1118 }
1119 else if (strcmp(args[0], "setenv") == 0 || strcmp(args[0], "presetenv") == 0) {
1120 if (alertif_too_many_args(3, file, linenum, args, &err_code))
1121 goto out;
1122
1123 if (*(args[2]) == 0) {
1124 ha_alert("parsing [%s:%d]: '%s' expects a name and a value.\n", file, linenum, args[0]);
1125 err_code |= ERR_ALERT | ERR_FATAL;
1126 goto out;
1127 }
1128
1129 /* "setenv" overwrites, "presetenv" only sets if not yet set */
1130 if (setenv(args[1], args[2], (args[0][0] == 's')) != 0) {
1131 ha_alert("parsing [%s:%d]: '%s' failed on variable '%s' : %s.\n", file, linenum, args[0], args[1], strerror(errno));
1132 err_code |= ERR_ALERT | ERR_FATAL;
1133 goto out;
1134 }
1135 }
1136 else if (!strcmp(args[0], "unsetenv")) {
1137 int arg;
1138
1139 if (*(args[1]) == 0) {
1140 ha_alert("parsing [%s:%d]: '%s' expects at least one variable name.\n", file, linenum, args[0]);
1141 err_code |= ERR_ALERT | ERR_FATAL;
1142 goto out;
1143 }
1144
1145 for (arg = 1; *args[arg]; arg++) {
1146 if (unsetenv(args[arg]) != 0) {
1147 ha_alert("parsing [%s:%d]: '%s' failed on variable '%s' : %s.\n", file, linenum, args[0], args[arg], strerror(errno));
1148 err_code |= ERR_ALERT | ERR_FATAL;
1149 goto out;
1150 }
1151 }
1152 }
1153 else if (!strcmp(args[0], "resetenv")) {
1154 extern char **environ;
1155 char **env = environ;
1156
1157 /* args contain variable names to keep, one per argument */
1158 while (*env) {
1159 int arg;
1160
1161 /* look for current variable in among all those we want to keep */
1162 for (arg = 1; *args[arg]; arg++) {
1163 if (strncmp(*env, args[arg], strlen(args[arg])) == 0 &&
1164 (*env)[strlen(args[arg])] == '=')
1165 break;
1166 }
1167
1168 /* delete this variable */
1169 if (!*args[arg]) {
1170 char *delim = strchr(*env, '=');
1171
1172 if (!delim || delim - *env >= trash.size) {
1173 ha_alert("parsing [%s:%d]: '%s' failed to unset invalid variable '%s'.\n", file, linenum, args[0], *env);
1174 err_code |= ERR_ALERT | ERR_FATAL;
1175 goto out;
1176 }
1177
1178 memcpy(trash.area, *env, delim - *env);
1179 trash.area[delim - *env] = 0;
1180
1181 if (unsetenv(trash.area) != 0) {
1182 ha_alert("parsing [%s:%d]: '%s' failed to unset variable '%s' : %s.\n", file, linenum, args[0], *env, strerror(errno));
1183 err_code |= ERR_ALERT | ERR_FATAL;
1184 goto out;
1185 }
1186 }
1187 else
1188 env++;
1189 }
1190 }
William Dauchy0fec3ab2019-10-27 20:08:11 +01001191 else if (!strcmp(args[0], "strict-limits")) { /* "no strict-limits" or "strict-limits" */
1192 if (alertif_too_many_args(0, file, linenum, args, &err_code))
1193 goto out;
1194 if (kwm == KWM_NO)
1195 global.tune.options &= ~GTUNE_STRICT_LIMITS;
1196 else
1197 global.tune.options |= GTUNE_STRICT_LIMITS;
1198 }
Willy Tarreau36b9e222018-11-11 15:19:52 +01001199 else {
1200 struct cfg_kw_list *kwl;
1201 int index;
1202 int rc;
1203
1204 list_for_each_entry(kwl, &cfg_keywords.list, list) {
1205 for (index = 0; kwl->kw[index].kw != NULL; index++) {
1206 if (kwl->kw[index].section != CFG_GLOBAL)
1207 continue;
1208 if (strcmp(kwl->kw[index].kw, args[0]) == 0) {
1209 rc = kwl->kw[index].parse(args, CFG_GLOBAL, NULL, NULL, file, linenum, &errmsg);
1210 if (rc < 0) {
1211 ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
1212 err_code |= ERR_ALERT | ERR_FATAL;
1213 }
1214 else if (rc > 0) {
1215 ha_warning("parsing [%s:%d] : %s\n", file, linenum, errmsg);
1216 err_code |= ERR_WARN;
1217 goto out;
1218 }
1219 goto out;
1220 }
1221 }
1222 }
1223
1224 ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], "global");
1225 err_code |= ERR_ALERT | ERR_FATAL;
1226 }
1227
1228 out:
1229 free(errmsg);
1230 return err_code;
1231}
1232