2 a596b957 2022-07-14 tracey * Copyright (c) 2016-2019, 2020-2021 Tracey Emery <tracey@traceyemery.net>
3 a596b957 2022-07-14 tracey * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
4 a596b957 2022-07-14 tracey * Copyright (c) 2004 Ryan McBride <mcbride@openbsd.org>
5 a596b957 2022-07-14 tracey * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
6 a596b957 2022-07-14 tracey * Copyright (c) 2001 Markus Friedl. All rights reserved.
7 a596b957 2022-07-14 tracey * Copyright (c) 2001 Daniel Hartmeier. All rights reserved.
8 a596b957 2022-07-14 tracey * Copyright (c) 2001 Theo de Raadt. All rights reserved.
10 a596b957 2022-07-14 tracey * Permission to use, copy, modify, and distribute this software for any
11 a596b957 2022-07-14 tracey * purpose with or without fee is hereby granted, provided that the above
12 a596b957 2022-07-14 tracey * copyright notice and this permission notice appear in all copies.
14 a596b957 2022-07-14 tracey * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
15 a596b957 2022-07-14 tracey * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
16 a596b957 2022-07-14 tracey * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
17 a596b957 2022-07-14 tracey * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18 a596b957 2022-07-14 tracey * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19 a596b957 2022-07-14 tracey * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
20 a596b957 2022-07-14 tracey * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 a596b957 2022-07-14 tracey #include <sys/ioctl.h>
25 a596b957 2022-07-14 tracey #include <sys/types.h>
26 a596b957 2022-07-14 tracey #include <sys/queue.h>
27 a596b957 2022-07-14 tracey #include <sys/socket.h>
28 a596b957 2022-07-14 tracey #include <sys/stat.h>
30 a596b957 2022-07-14 tracey #include <net/if.h>
31 a596b957 2022-07-14 tracey #include <netinet/in.h>
33 a596b957 2022-07-14 tracey #include <arpa/inet.h>
35 a596b957 2022-07-14 tracey #include <ctype.h>
36 a596b957 2022-07-14 tracey #include <err.h>
37 a596b957 2022-07-14 tracey #include <errno.h>
38 a596b957 2022-07-14 tracey #include <event.h>
39 a596b957 2022-07-14 tracey #include <ifaddrs.h>
40 a596b957 2022-07-14 tracey #include <imsg.h>
41 a596b957 2022-07-14 tracey #include <limits.h>
42 a596b957 2022-07-14 tracey #include <netdb.h>
43 a596b957 2022-07-14 tracey #include <stdarg.h>
44 a596b957 2022-07-14 tracey #include <stdlib.h>
45 a596b957 2022-07-14 tracey #include <stdio.h>
46 a596b957 2022-07-14 tracey #include <string.h>
47 a596b957 2022-07-14 tracey #include <syslog.h>
48 a596b957 2022-07-14 tracey #include <unistd.h>
50 df2d3cd2 2023-03-11 op #include "got_sockaddr.h"
51 df2d3cd2 2023-03-11 op #include "got_reference.h"
53 a596b957 2022-07-14 tracey #include "proc.h"
54 a596b957 2022-07-14 tracey #include "gotwebd.h"
56 a596b957 2022-07-14 tracey TAILQ_HEAD(files, file) files = TAILQ_HEAD_INITIALIZER(files);
57 a596b957 2022-07-14 tracey static struct file {
58 a596b957 2022-07-14 tracey TAILQ_ENTRY(file) entry;
59 a596b957 2022-07-14 tracey FILE *stream;
60 a596b957 2022-07-14 tracey char *name;
61 a596b957 2022-07-14 tracey int lineno;
62 a596b957 2022-07-14 tracey int errors;
64 a596b957 2022-07-14 tracey struct file *newfile(const char *, int);
65 a596b957 2022-07-14 tracey static void closefile(struct file *);
66 a596b957 2022-07-14 tracey int check_file_secrecy(int, const char *);
67 a596b957 2022-07-14 tracey int yyparse(void);
68 a596b957 2022-07-14 tracey int yylex(void);
69 a596b957 2022-07-14 tracey int yyerror(const char *, ...)
70 a596b957 2022-07-14 tracey __attribute__((__format__ (printf, 1, 2)))
71 a596b957 2022-07-14 tracey __attribute__((__nonnull__ (1)));
72 a596b957 2022-07-14 tracey int kw_cmp(const void *, const void *);
73 a596b957 2022-07-14 tracey int lookup(char *);
74 a596b957 2022-07-14 tracey int lgetc(int);
75 a596b957 2022-07-14 tracey int lungetc(int);
76 a596b957 2022-07-14 tracey int findeol(void);
78 a596b957 2022-07-14 tracey TAILQ_HEAD(symhead, sym) symhead = TAILQ_HEAD_INITIALIZER(symhead);
79 a596b957 2022-07-14 tracey struct sym {
80 a596b957 2022-07-14 tracey TAILQ_ENTRY(sym) entry;
82 a596b957 2022-07-14 tracey int persist;
83 a596b957 2022-07-14 tracey char *nam;
84 a596b957 2022-07-14 tracey char *val;
87 a596b957 2022-07-14 tracey int symset(const char *, const char *, int);
88 a596b957 2022-07-14 tracey char *symget(const char *);
90 a596b957 2022-07-14 tracey static int errors;
92 a596b957 2022-07-14 tracey static struct gotwebd *gotwebd;
93 a596b957 2022-07-14 tracey static struct server *new_srv;
94 a596b957 2022-07-14 tracey static struct server *conf_new_server(const char *);
95 a596b957 2022-07-14 tracey int getservice(const char *);
98 89cfaaa7 2023-11-15 op int get_addrs(const char *, const char *, struct server *);
99 67d8de2a 2022-08-29 stsp int addr_dup_check(struct addresslist *, struct address *,
100 67d8de2a 2022-08-29 stsp const char *, const char *);
101 67d8de2a 2022-08-29 stsp int add_addr(struct server *, struct address *);
103 a596b957 2022-07-14 tracey typedef struct {
105 a596b957 2022-07-14 tracey long long number;
106 a596b957 2022-07-14 tracey char *string;
108 a596b957 2022-07-14 tracey int lineno;
109 a596b957 2022-07-14 tracey } YYSTYPE;
113 d8473d93 2022-08-11 stsp %token LISTEN WWW_PATH MAX_REPOS SITE_NAME SITE_OWNER SITE_LINK LOGO
114 a596b957 2022-07-14 tracey %token LOGO_URL SHOW_REPO_OWNER SHOW_REPO_AGE SHOW_REPO_DESCRIPTION
115 a596b957 2022-07-14 tracey %token MAX_REPOS_DISPLAY REPOS_PATH MAX_COMMITS_DISPLAY ON ERROR
116 d5996b9e 2022-10-31 landry %token SHOW_SITE_OWNER SHOW_REPO_CLONEURL PORT PREFORK RESPECT_EXPORTOK
117 3a1c1a1b 2023-01-04 op %token UNIX_SOCKET UNIX_SOCKET_NAME SERVER CHROOT CUSTOM_CSS SOCKET
119 a596b957 2022-07-14 tracey %token <v.string> STRING
120 a596b957 2022-07-14 tracey %token <v.number> NUMBER
121 a596b957 2022-07-14 tracey %type <v.number> boolean
122 c5e111b9 2023-11-15 op %type <v.string> listen_addr
126 47b307cd 2022-10-02 op grammar : /* empty */
127 a596b957 2022-07-14 tracey | grammar '\n'
128 47b307cd 2022-10-02 op | grammar varset '\n'
129 a596b957 2022-07-14 tracey | grammar main '\n'
130 a596b957 2022-07-14 tracey | grammar server '\n'
131 47b307cd 2022-10-02 op | grammar error '\n' { file->errors++; }
134 47b307cd 2022-10-02 op varset : STRING '=' STRING {
135 47b307cd 2022-10-02 op char *s = $1;
136 47b307cd 2022-10-02 op while (*s++) {
137 47b307cd 2022-10-02 op if (isspace((unsigned char)*s)) {
138 47b307cd 2022-10-02 op yyerror("macro name cannot contain "
139 47b307cd 2022-10-02 op "whitespace");
145 47b307cd 2022-10-02 op if (symset($1, $3, 0) == -1)
146 47b307cd 2022-10-02 op fatal("cannot store variable");
152 a596b957 2022-07-14 tracey boolean : STRING {
153 a596b957 2022-07-14 tracey if (strcasecmp($1, "1") == 0 ||
154 a596b957 2022-07-14 tracey strcasecmp($1, "on") == 0)
156 a596b957 2022-07-14 tracey else if (strcasecmp($1, "0") == 0 ||
157 031687ba 2023-06-15 op strcasecmp($1, "off") == 0)
160 a596b957 2022-07-14 tracey yyerror("invalid boolean value '%s'", $1);
161 a596b957 2022-07-14 tracey free($1);
164 a596b957 2022-07-14 tracey free($1);
166 a596b957 2022-07-14 tracey | ON { $$ = 1; }
168 1a0c81fb 2023-06-15 op if ($1 != 0 && $1 != 1) {
169 1a0c81fb 2023-06-15 op yyerror("invalid boolean value '%lld'", $1);
176 c5e111b9 2023-11-15 op listen_addr : '*' { $$ = NULL; }
180 a596b957 2022-07-14 tracey main : PREFORK NUMBER {
181 1a0c81fb 2023-06-15 op if ($2 <= 0 || $2 > PROC_MAX_INSTANCES) {
182 1a0c81fb 2023-06-15 op yyerror("prefork is %s: %lld",
183 1a0c81fb 2023-06-15 op $2 <= 0 ? "too small" : "too large", $2);
186 a596b957 2022-07-14 tracey gotwebd->prefork_gotwebd = $2;
188 a596b957 2022-07-14 tracey | CHROOT STRING {
189 a678036d 2023-06-15 op if (*$2 == '\0') {
190 a678036d 2023-06-15 op yyerror("chroot path can't be an empty"
196 a596b957 2022-07-14 tracey n = strlcpy(gotwebd->httpd_chroot, $2,
197 a596b957 2022-07-14 tracey sizeof(gotwebd->httpd_chroot));
198 a596b957 2022-07-14 tracey if (n >= sizeof(gotwebd->httpd_chroot)) {
199 a596b957 2022-07-14 tracey yyerror("%s: httpd_chroot truncated", __func__);
200 a596b957 2022-07-14 tracey free($2);
203 a596b957 2022-07-14 tracey free($2);
205 a596b957 2022-07-14 tracey | UNIX_SOCKET boolean {
206 a596b957 2022-07-14 tracey gotwebd->unix_socket = $2;
208 a596b957 2022-07-14 tracey | UNIX_SOCKET_NAME STRING {
209 a596b957 2022-07-14 tracey n = snprintf(gotwebd->unix_socket_name,
210 a596b957 2022-07-14 tracey sizeof(gotwebd->unix_socket_name), "%s%s",
211 f4a5cef1 2023-06-15 op gotwebd->httpd_chroot, $2);
213 438d0cc3 2022-08-16 op (size_t)n >= sizeof(gotwebd->unix_socket_name)) {
214 a596b957 2022-07-14 tracey yyerror("%s: unix_socket_name truncated",
215 a596b957 2022-07-14 tracey __func__);
216 a596b957 2022-07-14 tracey free($2);
219 a596b957 2022-07-14 tracey free($2);
223 a596b957 2022-07-14 tracey server : SERVER STRING {
224 a596b957 2022-07-14 tracey struct server *srv;
226 2ad48e9a 2022-08-16 stsp TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
227 a596b957 2022-07-14 tracey if (strcmp(srv->name, $2) == 0) {
228 a596b957 2022-07-14 tracey yyerror("server name exists '%s'", $2);
229 a596b957 2022-07-14 tracey free($2);
234 a596b957 2022-07-14 tracey new_srv = conf_new_server($2);
235 a596b957 2022-07-14 tracey log_debug("adding server %s", $2);
236 a596b957 2022-07-14 tracey free($2);
238 a596b957 2022-07-14 tracey | SERVER STRING {
239 a596b957 2022-07-14 tracey struct server *srv;
241 2ad48e9a 2022-08-16 stsp TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
242 a596b957 2022-07-14 tracey if (strcmp(srv->name, $2) == 0) {
243 a596b957 2022-07-14 tracey yyerror("server name exists '%s'", $2);
244 a596b957 2022-07-14 tracey free($2);
249 a596b957 2022-07-14 tracey new_srv = conf_new_server($2);
250 a596b957 2022-07-14 tracey log_debug("adding server %s", $2);
251 a596b957 2022-07-14 tracey free($2);
252 a596b957 2022-07-14 tracey } '{' optnl serveropts2 '}' {
256 a596b957 2022-07-14 tracey serveropts1 : REPOS_PATH STRING {
257 a596b957 2022-07-14 tracey n = strlcpy(new_srv->repos_path, $2,
258 a596b957 2022-07-14 tracey sizeof(new_srv->repos_path));
259 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->repos_path)) {
260 a596b957 2022-07-14 tracey yyerror("%s: repos_path truncated", __func__);
261 a596b957 2022-07-14 tracey free($2);
264 a596b957 2022-07-14 tracey free($2);
266 a596b957 2022-07-14 tracey | SITE_NAME STRING {
267 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_name, $2,
268 a596b957 2022-07-14 tracey sizeof(new_srv->site_name));
269 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_name)) {
270 a596b957 2022-07-14 tracey yyerror("%s: site_name truncated", __func__);
271 a596b957 2022-07-14 tracey free($2);
274 a596b957 2022-07-14 tracey free($2);
276 a596b957 2022-07-14 tracey | SITE_OWNER STRING {
277 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_owner, $2,
278 a596b957 2022-07-14 tracey sizeof(new_srv->site_owner));
279 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_owner)) {
280 a596b957 2022-07-14 tracey yyerror("%s: site_owner truncated", __func__);
281 a596b957 2022-07-14 tracey free($2);
284 a596b957 2022-07-14 tracey free($2);
286 a596b957 2022-07-14 tracey | SITE_LINK STRING {
287 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_link, $2,
288 a596b957 2022-07-14 tracey sizeof(new_srv->site_link));
289 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_link)) {
290 a596b957 2022-07-14 tracey yyerror("%s: site_link truncated", __func__);
291 a596b957 2022-07-14 tracey free($2);
294 a596b957 2022-07-14 tracey free($2);
296 a596b957 2022-07-14 tracey | LOGO STRING {
297 a596b957 2022-07-14 tracey n = strlcpy(new_srv->logo, $2, sizeof(new_srv->logo));
298 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->logo)) {
299 a596b957 2022-07-14 tracey yyerror("%s: logo truncated", __func__);
300 a596b957 2022-07-14 tracey free($2);
303 a596b957 2022-07-14 tracey free($2);
305 a596b957 2022-07-14 tracey | LOGO_URL STRING {
306 a596b957 2022-07-14 tracey n = strlcpy(new_srv->logo_url, $2,
307 a596b957 2022-07-14 tracey sizeof(new_srv->logo_url));
308 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->logo_url)) {
309 a596b957 2022-07-14 tracey yyerror("%s: logo_url truncated", __func__);
310 a596b957 2022-07-14 tracey free($2);
313 a596b957 2022-07-14 tracey free($2);
315 a596b957 2022-07-14 tracey | CUSTOM_CSS STRING {
316 a596b957 2022-07-14 tracey n = strlcpy(new_srv->custom_css, $2,
317 a596b957 2022-07-14 tracey sizeof(new_srv->custom_css));
318 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->custom_css)) {
319 a596b957 2022-07-14 tracey yyerror("%s: custom_css truncated", __func__);
320 a596b957 2022-07-14 tracey free($2);
323 a596b957 2022-07-14 tracey free($2);
325 89cfaaa7 2023-11-15 op | LISTEN ON listen_addr PORT STRING {
326 89cfaaa7 2023-11-15 op if (get_addrs($3, $5, new_srv) == -1) {
327 67d8de2a 2022-08-29 stsp yyerror("could not get addrs");
332 6c8aa58f 2022-08-30 stsp new_srv->fcgi_socket = 1;
334 89cfaaa7 2023-11-15 op | LISTEN ON listen_addr PORT NUMBER {
335 89cfaaa7 2023-11-15 op char portno[32];
338 89cfaaa7 2023-11-15 op n = snprintf(portno, sizeof(portno), "%lld",
339 89cfaaa7 2023-11-15 op (long long)$5);
340 89cfaaa7 2023-11-15 op if (n < 0 || (size_t)n >= sizeof(portno))
341 89cfaaa7 2023-11-15 op fatalx("port number too long: %lld",
342 89cfaaa7 2023-11-15 op (long long)$5);
344 89cfaaa7 2023-11-15 op if (get_addrs($3, portno, new_srv) == -1) {
345 89cfaaa7 2023-11-15 op yyerror("could not get addrs");
349 89cfaaa7 2023-11-15 op new_srv->fcgi_socket = 1;
351 3a1c1a1b 2023-01-04 op | LISTEN ON SOCKET STRING {
352 031687ba 2023-06-15 op if (strcasecmp($4, "off") == 0) {
353 3a1c1a1b 2023-01-04 op new_srv->unix_socket = 0;
358 3a1c1a1b 2023-01-04 op new_srv->unix_socket = 1;
360 3a1c1a1b 2023-01-04 op n = snprintf(new_srv->unix_socket_name,
361 3a1c1a1b 2023-01-04 op sizeof(new_srv->unix_socket_name), "%s%s",
362 f4a5cef1 2023-06-15 op gotwebd->httpd_chroot, $4);
364 3a1c1a1b 2023-01-04 op (size_t)n >= sizeof(new_srv->unix_socket_name)) {
365 3a1c1a1b 2023-01-04 op yyerror("%s: unix_socket_name truncated",
372 a596b957 2022-07-14 tracey | MAX_REPOS NUMBER {
373 1a0c81fb 2023-06-15 op if ($2 <= 0) {
374 1a0c81fb 2023-06-15 op yyerror("max_repos is too small: %lld", $2);
377 1a0c81fb 2023-06-15 op new_srv->max_repos = $2;
379 a596b957 2022-07-14 tracey | SHOW_SITE_OWNER boolean {
380 a596b957 2022-07-14 tracey new_srv->show_site_owner = $2;
382 a596b957 2022-07-14 tracey | SHOW_REPO_OWNER boolean {
383 a596b957 2022-07-14 tracey new_srv->show_repo_owner = $2;
385 a596b957 2022-07-14 tracey | SHOW_REPO_AGE boolean {
386 a596b957 2022-07-14 tracey new_srv->show_repo_age = $2;
388 a596b957 2022-07-14 tracey | SHOW_REPO_DESCRIPTION boolean {
389 a596b957 2022-07-14 tracey new_srv->show_repo_description = $2;
391 a596b957 2022-07-14 tracey | SHOW_REPO_CLONEURL boolean {
392 a596b957 2022-07-14 tracey new_srv->show_repo_cloneurl = $2;
394 d5996b9e 2022-10-31 landry | RESPECT_EXPORTOK boolean {
395 d5996b9e 2022-10-31 landry new_srv->respect_exportok = $2;
397 a596b957 2022-07-14 tracey | MAX_REPOS_DISPLAY NUMBER {
398 20f27972 2023-06-19 op if ($2 < 0) {
399 1a0c81fb 2023-06-15 op yyerror("max_repos_display is too small: %lld",
403 1a0c81fb 2023-06-15 op new_srv->max_repos_display = $2;
405 a596b957 2022-07-14 tracey | MAX_COMMITS_DISPLAY NUMBER {
406 f4425f95 2023-06-14 op if ($2 <= 1) {
407 f4425f95 2023-06-14 op yyerror("max_commits_display is too small:"
408 f4425f95 2023-06-14 op " %lld", $2);
411 f4425f95 2023-06-14 op new_srv->max_commits_display = $2;
415 a596b957 2022-07-14 tracey serveropts2 : serveropts2 serveropts1 nl
416 a596b957 2022-07-14 tracey | serveropts1 optnl
419 a596b957 2022-07-14 tracey nl : '\n' optnl
422 a596b957 2022-07-14 tracey optnl : '\n' optnl /* zero or more newlines */
423 a596b957 2022-07-14 tracey | /* empty */
428 a596b957 2022-07-14 tracey struct keywords {
429 a596b957 2022-07-14 tracey const char *k_name;
430 a596b957 2022-07-14 tracey int k_val;
434 a596b957 2022-07-14 tracey yyerror(const char *fmt, ...)
436 a596b957 2022-07-14 tracey va_list ap;
437 a596b957 2022-07-14 tracey char *msg;
439 a596b957 2022-07-14 tracey file->errors++;
440 a596b957 2022-07-14 tracey va_start(ap, fmt);
441 a596b957 2022-07-14 tracey if (vasprintf(&msg, fmt, ap) == -1)
442 a596b957 2022-07-14 tracey fatalx("yyerror vasprintf");
443 a596b957 2022-07-14 tracey va_end(ap);
444 a596b957 2022-07-14 tracey logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg);
445 a596b957 2022-07-14 tracey free(msg);
446 a596b957 2022-07-14 tracey return (0);
450 a596b957 2022-07-14 tracey kw_cmp(const void *k, const void *e)
452 a596b957 2022-07-14 tracey return (strcmp(k, ((const struct keywords *)e)->k_name));
456 a596b957 2022-07-14 tracey lookup(char *s)
458 a596b957 2022-07-14 tracey /* This has to be sorted always. */
459 a596b957 2022-07-14 tracey static const struct keywords keywords[] = {
460 a596b957 2022-07-14 tracey { "chroot", CHROOT },
461 a596b957 2022-07-14 tracey { "custom_css", CUSTOM_CSS },
462 d8473d93 2022-08-11 stsp { "listen", LISTEN },
463 a596b957 2022-07-14 tracey { "logo", LOGO },
464 8556b86b 2023-01-02 op { "logo_url", LOGO_URL },
465 a596b957 2022-07-14 tracey { "max_commits_display", MAX_COMMITS_DISPLAY },
466 a596b957 2022-07-14 tracey { "max_repos", MAX_REPOS },
467 a596b957 2022-07-14 tracey { "max_repos_display", MAX_REPOS_DISPLAY },
468 d8473d93 2022-08-11 stsp { "on", ON },
469 a596b957 2022-07-14 tracey { "port", PORT },
470 a596b957 2022-07-14 tracey { "prefork", PREFORK },
471 a596b957 2022-07-14 tracey { "repos_path", REPOS_PATH },
472 d5996b9e 2022-10-31 landry { "respect_exportok", RESPECT_EXPORTOK },
473 a596b957 2022-07-14 tracey { "server", SERVER },
474 a596b957 2022-07-14 tracey { "show_repo_age", SHOW_REPO_AGE },
475 a596b957 2022-07-14 tracey { "show_repo_cloneurl", SHOW_REPO_CLONEURL },
476 a596b957 2022-07-14 tracey { "show_repo_description", SHOW_REPO_DESCRIPTION },
477 a596b957 2022-07-14 tracey { "show_repo_owner", SHOW_REPO_OWNER },
478 a596b957 2022-07-14 tracey { "show_site_owner", SHOW_SITE_OWNER },
479 a596b957 2022-07-14 tracey { "site_link", SITE_LINK },
480 a596b957 2022-07-14 tracey { "site_name", SITE_NAME },
481 a596b957 2022-07-14 tracey { "site_owner", SITE_OWNER },
482 3a1c1a1b 2023-01-04 op { "socket", SOCKET },
483 a596b957 2022-07-14 tracey { "unix_socket", UNIX_SOCKET },
484 a596b957 2022-07-14 tracey { "unix_socket_name", UNIX_SOCKET_NAME },
486 a596b957 2022-07-14 tracey const struct keywords *p;
488 a596b957 2022-07-14 tracey p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
489 a596b957 2022-07-14 tracey sizeof(keywords[0]), kw_cmp);
492 a596b957 2022-07-14 tracey return (p->k_val);
494 a596b957 2022-07-14 tracey return (STRING);
497 a596b957 2022-07-14 tracey #define MAXPUSHBACK 128
499 a596b957 2022-07-14 tracey unsigned char *parsebuf;
500 a596b957 2022-07-14 tracey int parseindex;
501 a596b957 2022-07-14 tracey unsigned char pushback_buffer[MAXPUSHBACK];
502 a596b957 2022-07-14 tracey int pushback_index = 0;
505 a596b957 2022-07-14 tracey lgetc(int quotec)
507 a596b957 2022-07-14 tracey int c, next;
509 a596b957 2022-07-14 tracey if (parsebuf) {
510 a596b957 2022-07-14 tracey /* Read character from the parsebuffer instead of input. */
511 a596b957 2022-07-14 tracey if (parseindex >= 0) {
512 a596b957 2022-07-14 tracey c = parsebuf[parseindex++];
513 a596b957 2022-07-14 tracey if (c != '\0')
514 a596b957 2022-07-14 tracey return (c);
515 a596b957 2022-07-14 tracey parsebuf = NULL;
517 a596b957 2022-07-14 tracey parseindex++;
520 a596b957 2022-07-14 tracey if (pushback_index)
521 a596b957 2022-07-14 tracey return (pushback_buffer[--pushback_index]);
523 a596b957 2022-07-14 tracey if (quotec) {
524 a596b957 2022-07-14 tracey c = getc(file->stream);
525 a596b957 2022-07-14 tracey if (c == EOF)
526 a596b957 2022-07-14 tracey yyerror("reached end of file while parsing "
527 a596b957 2022-07-14 tracey "quoted string");
528 a596b957 2022-07-14 tracey return (c);
531 a596b957 2022-07-14 tracey c = getc(file->stream);
532 a596b957 2022-07-14 tracey while (c == '\\') {
533 a596b957 2022-07-14 tracey next = getc(file->stream);
534 a596b957 2022-07-14 tracey if (next != '\n') {
535 a596b957 2022-07-14 tracey c = next;
538 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
539 a596b957 2022-07-14 tracey file->lineno++;
540 a596b957 2022-07-14 tracey c = getc(file->stream);
543 a596b957 2022-07-14 tracey return (c);
547 a596b957 2022-07-14 tracey lungetc(int c)
549 a596b957 2022-07-14 tracey if (c == EOF)
550 a596b957 2022-07-14 tracey return (EOF);
551 a596b957 2022-07-14 tracey if (parsebuf) {
552 a596b957 2022-07-14 tracey parseindex--;
553 a596b957 2022-07-14 tracey if (parseindex >= 0)
554 a596b957 2022-07-14 tracey return (c);
556 a596b957 2022-07-14 tracey if (pushback_index < MAXPUSHBACK-1)
557 a596b957 2022-07-14 tracey return (pushback_buffer[pushback_index++] = c);
559 a596b957 2022-07-14 tracey return (EOF);
563 a596b957 2022-07-14 tracey findeol(void)
567 a596b957 2022-07-14 tracey parsebuf = NULL;
569 a596b957 2022-07-14 tracey /* Skip to either EOF or the first real EOL. */
570 a596b957 2022-07-14 tracey while (1) {
571 a596b957 2022-07-14 tracey if (pushback_index)
572 a596b957 2022-07-14 tracey c = pushback_buffer[--pushback_index];
574 a596b957 2022-07-14 tracey c = lgetc(0);
575 a596b957 2022-07-14 tracey if (c == '\n') {
576 a596b957 2022-07-14 tracey file->lineno++;
579 a596b957 2022-07-14 tracey if (c == EOF)
582 a596b957 2022-07-14 tracey return (ERROR);
586 a596b957 2022-07-14 tracey yylex(void)
588 a596b957 2022-07-14 tracey unsigned char buf[8096];
589 a596b957 2022-07-14 tracey unsigned char *p, *val;
590 a596b957 2022-07-14 tracey int quotec, next, c;
591 a596b957 2022-07-14 tracey int token;
595 a596b957 2022-07-14 tracey c = lgetc(0);
596 a596b957 2022-07-14 tracey while (c == ' ' || c == '\t')
597 a596b957 2022-07-14 tracey c = lgetc(0); /* nothing */
599 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
600 a596b957 2022-07-14 tracey if (c == '#') {
601 a596b957 2022-07-14 tracey c = lgetc(0);
602 a596b957 2022-07-14 tracey while (c != '\n' && c != EOF)
603 a596b957 2022-07-14 tracey c = lgetc(0); /* nothing */
605 a596b957 2022-07-14 tracey if (c == '$' && parsebuf == NULL) {
606 a596b957 2022-07-14 tracey while (1) {
607 a596b957 2022-07-14 tracey c = lgetc(0);
608 a596b957 2022-07-14 tracey if (c == EOF)
609 a596b957 2022-07-14 tracey return (0);
611 a596b957 2022-07-14 tracey if (p + 1 >= buf + sizeof(buf) - 1) {
612 a596b957 2022-07-14 tracey yyerror("string too long");
613 a596b957 2022-07-14 tracey return (findeol());
615 a596b957 2022-07-14 tracey if (isalnum(c) || c == '_') {
616 a596b957 2022-07-14 tracey *p++ = c;
617 a596b957 2022-07-14 tracey continue;
619 a596b957 2022-07-14 tracey *p = '\0';
620 a596b957 2022-07-14 tracey lungetc(c);
623 a596b957 2022-07-14 tracey val = symget(buf);
624 a596b957 2022-07-14 tracey if (val == NULL) {
625 a596b957 2022-07-14 tracey yyerror("macro '%s' not defined", buf);
626 a596b957 2022-07-14 tracey return (findeol());
628 a596b957 2022-07-14 tracey parsebuf = val;
629 a596b957 2022-07-14 tracey parseindex = 0;
630 a596b957 2022-07-14 tracey goto top;
633 a596b957 2022-07-14 tracey switch (c) {
634 a596b957 2022-07-14 tracey case '\'':
635 a596b957 2022-07-14 tracey case '"':
636 a596b957 2022-07-14 tracey quotec = c;
637 a596b957 2022-07-14 tracey while (1) {
638 a596b957 2022-07-14 tracey c = lgetc(quotec);
639 a596b957 2022-07-14 tracey if (c == EOF)
640 a596b957 2022-07-14 tracey return (0);
641 a596b957 2022-07-14 tracey if (c == '\n') {
642 a596b957 2022-07-14 tracey file->lineno++;
643 a596b957 2022-07-14 tracey continue;
644 a596b957 2022-07-14 tracey } else if (c == '\\') {
645 a596b957 2022-07-14 tracey next = lgetc(quotec);
646 a596b957 2022-07-14 tracey if (next == EOF)
647 a596b957 2022-07-14 tracey return (0);
648 a596b957 2022-07-14 tracey if (next == quotec || c == ' ' || c == '\t')
649 a596b957 2022-07-14 tracey c = next;
650 a596b957 2022-07-14 tracey else if (next == '\n') {
651 a596b957 2022-07-14 tracey file->lineno++;
652 a596b957 2022-07-14 tracey continue;
654 a596b957 2022-07-14 tracey lungetc(next);
655 a596b957 2022-07-14 tracey } else if (c == quotec) {
656 a596b957 2022-07-14 tracey *p = '\0';
658 a596b957 2022-07-14 tracey } else if (c == '\0') {
659 a596b957 2022-07-14 tracey yyerror("syntax error");
660 a596b957 2022-07-14 tracey return (findeol());
662 a596b957 2022-07-14 tracey if (p + 1 >= buf + sizeof(buf) - 1) {
663 a596b957 2022-07-14 tracey yyerror("string too long");
664 a596b957 2022-07-14 tracey return (findeol());
666 a596b957 2022-07-14 tracey *p++ = c;
668 a596b957 2022-07-14 tracey yylval.v.string = strdup(buf);
669 a596b957 2022-07-14 tracey if (yylval.v.string == NULL)
670 a596b957 2022-07-14 tracey err(1, "yylex: strdup");
671 a596b957 2022-07-14 tracey return (STRING);
674 a596b957 2022-07-14 tracey #define allowed_to_end_number(x) \
675 a596b957 2022-07-14 tracey (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
677 a596b957 2022-07-14 tracey if (c == '-' || isdigit(c)) {
679 a596b957 2022-07-14 tracey *p++ = c;
680 a596b957 2022-07-14 tracey if ((unsigned)(p-buf) >= sizeof(buf)) {
681 a596b957 2022-07-14 tracey yyerror("string too long");
682 a596b957 2022-07-14 tracey return (findeol());
684 a596b957 2022-07-14 tracey c = lgetc(0);
685 a596b957 2022-07-14 tracey } while (c != EOF && isdigit(c));
686 a596b957 2022-07-14 tracey lungetc(c);
687 a596b957 2022-07-14 tracey if (p == buf + 1 && buf[0] == '-')
688 a596b957 2022-07-14 tracey goto nodigits;
689 a596b957 2022-07-14 tracey if (c == EOF || allowed_to_end_number(c)) {
690 a596b957 2022-07-14 tracey const char *errstr = NULL;
692 a596b957 2022-07-14 tracey *p = '\0';
693 a596b957 2022-07-14 tracey yylval.v.number = strtonum(buf, LLONG_MIN,
694 a596b957 2022-07-14 tracey LLONG_MAX, &errstr);
695 a596b957 2022-07-14 tracey if (errstr) {
696 a596b957 2022-07-14 tracey yyerror("\"%s\" invalid number: %s",
697 a596b957 2022-07-14 tracey buf, errstr);
698 a596b957 2022-07-14 tracey return (findeol());
700 a596b957 2022-07-14 tracey return (NUMBER);
702 a596b957 2022-07-14 tracey nodigits:
703 a596b957 2022-07-14 tracey while (p > buf + 1)
704 a596b957 2022-07-14 tracey lungetc(*--p);
705 a596b957 2022-07-14 tracey c = *--p;
706 a596b957 2022-07-14 tracey if (c == '-')
707 a596b957 2022-07-14 tracey return (c);
711 a596b957 2022-07-14 tracey #define allowed_in_string(x) \
712 a596b957 2022-07-14 tracey (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
713 a596b957 2022-07-14 tracey x != '{' && x != '}' && \
714 a596b957 2022-07-14 tracey x != '!' && x != '=' && x != '#' && \
715 a596b957 2022-07-14 tracey x != ','))
717 a596b957 2022-07-14 tracey if (isalnum(c) || c == ':' || c == '_') {
719 a596b957 2022-07-14 tracey *p++ = c;
720 a596b957 2022-07-14 tracey if ((unsigned)(p-buf) >= sizeof(buf)) {
721 a596b957 2022-07-14 tracey yyerror("string too long");
722 a596b957 2022-07-14 tracey return (findeol());
724 a596b957 2022-07-14 tracey c = lgetc(0);
725 a596b957 2022-07-14 tracey } while (c != EOF && (allowed_in_string(c)));
726 a596b957 2022-07-14 tracey lungetc(c);
727 a596b957 2022-07-14 tracey *p = '\0';
728 a596b957 2022-07-14 tracey token = lookup(buf);
729 a596b957 2022-07-14 tracey if (token == STRING) {
730 a596b957 2022-07-14 tracey yylval.v.string = strdup(buf);
731 a596b957 2022-07-14 tracey if (yylval.v.string == NULL)
732 a596b957 2022-07-14 tracey err(1, "yylex: strdup");
734 a596b957 2022-07-14 tracey return (token);
736 a596b957 2022-07-14 tracey if (c == '\n') {
737 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
738 a596b957 2022-07-14 tracey file->lineno++;
740 a596b957 2022-07-14 tracey if (c == EOF)
741 a596b957 2022-07-14 tracey return (0);
742 a596b957 2022-07-14 tracey return (c);
746 a596b957 2022-07-14 tracey check_file_secrecy(int fd, const char *fname)
748 a596b957 2022-07-14 tracey struct stat st;
750 a596b957 2022-07-14 tracey if (fstat(fd, &st)) {
751 a596b957 2022-07-14 tracey log_warn("cannot stat %s", fname);
752 a596b957 2022-07-14 tracey return (-1);
754 a596b957 2022-07-14 tracey if (st.st_uid != 0 && st.st_uid != getuid()) {
755 a596b957 2022-07-14 tracey log_warnx("%s: owner not root or current user", fname);
756 a596b957 2022-07-14 tracey return (-1);
758 a596b957 2022-07-14 tracey if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) {
759 a596b957 2022-07-14 tracey log_warnx("%s: group writable or world read/writable", fname);
760 a596b957 2022-07-14 tracey return (-1);
762 a596b957 2022-07-14 tracey return (0);
765 a596b957 2022-07-14 tracey struct file *
766 a596b957 2022-07-14 tracey newfile(const char *name, int secret)
768 a596b957 2022-07-14 tracey struct file *nfile;
770 a596b957 2022-07-14 tracey nfile = calloc(1, sizeof(struct file));
771 a596b957 2022-07-14 tracey if (nfile == NULL) {
772 a596b957 2022-07-14 tracey log_warn("calloc");
773 a596b957 2022-07-14 tracey return (NULL);
775 a596b957 2022-07-14 tracey nfile->name = strdup(name);
776 a596b957 2022-07-14 tracey if (nfile->name == NULL) {
777 a596b957 2022-07-14 tracey log_warn("strdup");
778 a596b957 2022-07-14 tracey free(nfile);
779 a596b957 2022-07-14 tracey return (NULL);
781 a596b957 2022-07-14 tracey nfile->stream = fopen(nfile->name, "r");
782 a596b957 2022-07-14 tracey if (nfile->stream == NULL) {
783 a596b957 2022-07-14 tracey /* no warning, we don't require a conf file */
784 a596b957 2022-07-14 tracey free(nfile->name);
785 a596b957 2022-07-14 tracey free(nfile);
786 a596b957 2022-07-14 tracey return (NULL);
787 a596b957 2022-07-14 tracey } else if (secret &&
788 a596b957 2022-07-14 tracey check_file_secrecy(fileno(nfile->stream), nfile->name)) {
789 a596b957 2022-07-14 tracey fclose(nfile->stream);
790 a596b957 2022-07-14 tracey free(nfile->name);
791 a596b957 2022-07-14 tracey free(nfile);
792 a596b957 2022-07-14 tracey return (NULL);
794 a596b957 2022-07-14 tracey nfile->lineno = 1;
795 a596b957 2022-07-14 tracey return (nfile);
798 a596b957 2022-07-14 tracey static void
799 a596b957 2022-07-14 tracey closefile(struct file *xfile)
801 a596b957 2022-07-14 tracey fclose(xfile->stream);
802 a596b957 2022-07-14 tracey free(xfile->name);
803 a596b957 2022-07-14 tracey free(xfile);
806 a0037b73 2022-08-03 stsp static void
807 a0037b73 2022-08-03 stsp add_default_server(void)
809 a0037b73 2022-08-03 stsp new_srv = conf_new_server(D_SITENAME);
810 a0037b73 2022-08-03 stsp log_debug("%s: adding default server %s", __func__, D_SITENAME);
814 a596b957 2022-07-14 tracey parse_config(const char *filename, struct gotwebd *env)
816 a596b957 2022-07-14 tracey struct sym *sym, *next;
818 a596b957 2022-07-14 tracey if (config_init(env) == -1)
819 a596b957 2022-07-14 tracey fatalx("failed to initialize configuration");
821 a596b957 2022-07-14 tracey gotwebd = env;
823 a0037b73 2022-08-03 stsp file = newfile(filename, 0);
824 a0037b73 2022-08-03 stsp if (file == NULL) {
825 a0037b73 2022-08-03 stsp add_default_server();
826 a0037b73 2022-08-03 stsp sockets_parse_sockets(env);
827 a0037b73 2022-08-03 stsp /* just return, as we don't require a conf file */
828 a0037b73 2022-08-03 stsp return (0);
831 a596b957 2022-07-14 tracey yyparse();
832 a596b957 2022-07-14 tracey errors = file->errors;
833 a596b957 2022-07-14 tracey closefile(file);
835 a596b957 2022-07-14 tracey /* Free macros and check which have not been used. */
836 a596b957 2022-07-14 tracey TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
837 a596b957 2022-07-14 tracey if ((gotwebd->gotwebd_verbose > 1) && !sym->used)
838 a596b957 2022-07-14 tracey fprintf(stderr, "warning: macro '%s' not used\n",
839 a596b957 2022-07-14 tracey sym->nam);
840 a596b957 2022-07-14 tracey if (!sym->persist) {
841 a596b957 2022-07-14 tracey free(sym->nam);
842 a596b957 2022-07-14 tracey free(sym->val);
843 a596b957 2022-07-14 tracey TAILQ_REMOVE(&symhead, sym, entry);
844 a596b957 2022-07-14 tracey free(sym);
848 a596b957 2022-07-14 tracey if (errors)
849 a596b957 2022-07-14 tracey return (-1);
851 a596b957 2022-07-14 tracey /* just add default server if no config specified */
852 a0037b73 2022-08-03 stsp if (gotwebd->server_cnt == 0)
853 a0037b73 2022-08-03 stsp add_default_server();
855 a596b957 2022-07-14 tracey /* setup our listening sockets */
856 a596b957 2022-07-14 tracey sockets_parse_sockets(env);
858 a596b957 2022-07-14 tracey return (0);
861 a596b957 2022-07-14 tracey struct server *
862 a596b957 2022-07-14 tracey conf_new_server(const char *name)
864 a596b957 2022-07-14 tracey struct server *srv = NULL;
866 a596b957 2022-07-14 tracey srv = calloc(1, sizeof(*srv));
867 a596b957 2022-07-14 tracey if (srv == NULL)
868 a596b957 2022-07-14 tracey fatalx("%s: calloc", __func__);
870 a596b957 2022-07-14 tracey n = strlcpy(srv->name, name, sizeof(srv->name));
871 a596b957 2022-07-14 tracey if (n >= sizeof(srv->name))
872 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
873 a596b957 2022-07-14 tracey n = snprintf(srv->unix_socket_name,
874 a596b957 2022-07-14 tracey sizeof(srv->unix_socket_name), "%s%s", D_HTTPD_CHROOT,
875 a596b957 2022-07-14 tracey D_UNIX_SOCKET);
876 438d0cc3 2022-08-16 op if (n < 0 || (size_t)n >= sizeof(srv->unix_socket_name))
877 a596b957 2022-07-14 tracey fatalx("%s: snprintf", __func__);
878 a596b957 2022-07-14 tracey n = strlcpy(srv->repos_path, D_GOTPATH,
879 a596b957 2022-07-14 tracey sizeof(srv->repos_path));
880 a596b957 2022-07-14 tracey if (n >= sizeof(srv->repos_path))
881 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
882 a596b957 2022-07-14 tracey n = strlcpy(srv->site_name, D_SITENAME,
883 a596b957 2022-07-14 tracey sizeof(srv->site_name));
884 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_name))
885 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
886 a596b957 2022-07-14 tracey n = strlcpy(srv->site_owner, D_SITEOWNER,
887 a596b957 2022-07-14 tracey sizeof(srv->site_owner));
888 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_owner))
889 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
890 a596b957 2022-07-14 tracey n = strlcpy(srv->site_link, D_SITELINK,
891 a596b957 2022-07-14 tracey sizeof(srv->site_link));
892 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_link))
893 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
894 a596b957 2022-07-14 tracey n = strlcpy(srv->logo, D_GOTLOGO,
895 a596b957 2022-07-14 tracey sizeof(srv->logo));
896 a596b957 2022-07-14 tracey if (n >= sizeof(srv->logo))
897 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
898 a596b957 2022-07-14 tracey n = strlcpy(srv->logo_url, D_GOTURL, sizeof(srv->logo_url));
899 a596b957 2022-07-14 tracey if (n >= sizeof(srv->logo_url))
900 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
901 a596b957 2022-07-14 tracey n = strlcpy(srv->custom_css, D_GOTWEBCSS, sizeof(srv->custom_css));
902 a596b957 2022-07-14 tracey if (n >= sizeof(srv->custom_css))
903 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
905 a596b957 2022-07-14 tracey srv->show_site_owner = D_SHOWSOWNER;
906 a596b957 2022-07-14 tracey srv->show_repo_owner = D_SHOWROWNER;
907 a596b957 2022-07-14 tracey srv->show_repo_age = D_SHOWAGE;
908 a596b957 2022-07-14 tracey srv->show_repo_description = D_SHOWDESC;
909 a596b957 2022-07-14 tracey srv->show_repo_cloneurl = D_SHOWURL;
910 d5996b9e 2022-10-31 landry srv->respect_exportok = D_RESPECTEXPORTOK;
912 a596b957 2022-07-14 tracey srv->max_repos_display = D_MAXREPODISP;
913 a596b957 2022-07-14 tracey srv->max_commits_display = D_MAXCOMMITDISP;
914 a596b957 2022-07-14 tracey srv->max_repos = D_MAXREPO;
916 a596b957 2022-07-14 tracey srv->unix_socket = 1;
917 6c8aa58f 2022-08-30 stsp srv->fcgi_socket = 0;
919 e087e1f6 2022-08-16 stsp TAILQ_INIT(&srv->al);
920 2ad48e9a 2022-08-16 stsp TAILQ_INSERT_TAIL(&gotwebd->servers, srv, entry);
921 a596b957 2022-07-14 tracey gotwebd->server_cnt++;
923 a596b957 2022-07-14 tracey return srv;
927 a596b957 2022-07-14 tracey symset(const char *nam, const char *val, int persist)
929 a596b957 2022-07-14 tracey struct sym *sym;
931 a596b957 2022-07-14 tracey TAILQ_FOREACH(sym, &symhead, entry) {
932 a596b957 2022-07-14 tracey if (strcmp(nam, sym->nam) == 0)
936 a596b957 2022-07-14 tracey if (sym != NULL) {
937 a596b957 2022-07-14 tracey if (sym->persist == 1)
938 a596b957 2022-07-14 tracey return (0);
940 a596b957 2022-07-14 tracey free(sym->nam);
941 a596b957 2022-07-14 tracey free(sym->val);
942 a596b957 2022-07-14 tracey TAILQ_REMOVE(&symhead, sym, entry);
943 a596b957 2022-07-14 tracey free(sym);
946 a596b957 2022-07-14 tracey sym = calloc(1, sizeof(*sym));
947 a596b957 2022-07-14 tracey if (sym == NULL)
948 a596b957 2022-07-14 tracey return (-1);
950 a596b957 2022-07-14 tracey sym->nam = strdup(nam);
951 a596b957 2022-07-14 tracey if (sym->nam == NULL) {
952 a596b957 2022-07-14 tracey free(sym);
953 a596b957 2022-07-14 tracey return (-1);
955 a596b957 2022-07-14 tracey sym->val = strdup(val);
956 a596b957 2022-07-14 tracey if (sym->val == NULL) {
957 a596b957 2022-07-14 tracey free(sym->nam);
958 a596b957 2022-07-14 tracey free(sym);
959 a596b957 2022-07-14 tracey return (-1);
961 a596b957 2022-07-14 tracey sym->used = 0;
962 a596b957 2022-07-14 tracey sym->persist = persist;
963 a596b957 2022-07-14 tracey TAILQ_INSERT_TAIL(&symhead, sym, entry);
964 a596b957 2022-07-14 tracey return (0);
968 a596b957 2022-07-14 tracey cmdline_symset(char *s)
970 a596b957 2022-07-14 tracey char *sym, *val;
973 a596b957 2022-07-14 tracey val = strrchr(s, '=');
974 a596b957 2022-07-14 tracey if (val == NULL)
975 a596b957 2022-07-14 tracey return (-1);
977 4cdd299d 2022-09-05 op sym = strndup(s, val - s);
978 a596b957 2022-07-14 tracey if (sym == NULL)
979 4cdd299d 2022-09-05 op fatal("%s: strndup", __func__);
981 a596b957 2022-07-14 tracey ret = symset(sym, val + 1, 1);
982 a596b957 2022-07-14 tracey free(sym);
984 a596b957 2022-07-14 tracey return (ret);
988 a596b957 2022-07-14 tracey symget(const char *nam)
990 a596b957 2022-07-14 tracey struct sym *sym;
992 a596b957 2022-07-14 tracey TAILQ_FOREACH(sym, &symhead, entry) {
993 a596b957 2022-07-14 tracey if (strcmp(nam, sym->nam) == 0) {
994 a596b957 2022-07-14 tracey sym->used = 1;
995 a596b957 2022-07-14 tracey return (sym->val);
998 a596b957 2022-07-14 tracey return (NULL);
1002 89cfaaa7 2023-11-15 op get_addrs(const char *hostname, const char *servname, struct server *new_srv)
1004 a596b957 2022-07-14 tracey struct addrinfo hints, *res0, *res;
1006 89cfaaa7 2023-11-15 op struct sockaddr_in *sain, *ra;
1007 89cfaaa7 2023-11-15 op struct sockaddr_in6 *sin6, *ra6;
1008 a596b957 2022-07-14 tracey struct address *h;
1010 a596b957 2022-07-14 tracey memset(&hints, 0, sizeof(hints));
1011 fb307946 2023-05-29 op hints.ai_family = AF_UNSPEC;
1012 89cfaaa7 2023-11-15 op hints.ai_socktype = SOCK_STREAM;
1013 c5e111b9 2023-11-15 op hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG;
1014 89cfaaa7 2023-11-15 op error = getaddrinfo(hostname, servname, &hints, &res0);
1015 a596b957 2022-07-14 tracey if (error) {
1016 89cfaaa7 2023-11-15 op log_warnx("%s: could not parse \"%s:%s\": %s", __func__,
1017 89cfaaa7 2023-11-15 op hostname, servname, gai_strerror(error));
1018 a596b957 2022-07-14 tracey return (-1);
1021 c5e111b9 2023-11-15 op for (res = res0; res; res = res->ai_next) {
1022 a596b957 2022-07-14 tracey if ((h = calloc(1, sizeof(*h))) == NULL)
1023 a596b957 2022-07-14 tracey fatal(__func__);
1025 89cfaaa7 2023-11-15 op if (hostname == NULL) {
1026 c5e111b9 2023-11-15 op strlcpy(h->ifname, "*", sizeof(h->ifname));
1028 89cfaaa7 2023-11-15 op if (strlcpy(h->ifname, hostname, sizeof(h->ifname)) >=
1029 a596b957 2022-07-14 tracey sizeof(h->ifname)) {
1030 b8b20b3c 2023-11-15 op log_warnx("%s: address truncated: %s",
1031 b8b20b3c 2023-11-15 op __func__, hostname);
1032 a596b957 2022-07-14 tracey freeaddrinfo(res0);
1033 a596b957 2022-07-14 tracey free(h);
1034 a596b957 2022-07-14 tracey return (-1);
1037 a596b957 2022-07-14 tracey h->ss.ss_family = res->ai_family;
1039 89cfaaa7 2023-11-15 op switch (res->ai_family) {
1040 89cfaaa7 2023-11-15 op case AF_INET:
1041 a596b957 2022-07-14 tracey sain = (struct sockaddr_in *)&h->ss;
1042 86b4b772 2022-07-29 stsp ra = (struct sockaddr_in *)res->ai_addr;
1043 89cfaaa7 2023-11-15 op h->port = ntohs(ra->sin_port);
1044 86b4b772 2022-07-29 stsp got_sockaddr_inet_init(sain, &ra->sin_addr);
1046 89cfaaa7 2023-11-15 op case AF_INET6:
1047 a596b957 2022-07-14 tracey sin6 = (struct sockaddr_in6 *)&h->ss;
1048 89cfaaa7 2023-11-15 op ra6 = (struct sockaddr_in6 *)res->ai_addr;
1049 89cfaaa7 2023-11-15 op h->port = ntohs(ra6->sin6_port);
1050 89cfaaa7 2023-11-15 op got_sockaddr_inet6_init(sin6, &ra6->sin6_addr, 0);
1053 89cfaaa7 2023-11-15 op fatalx("unknown address family %d", res->ai_family);
1056 67d8de2a 2022-08-29 stsp if (add_addr(new_srv, h))
1057 67d8de2a 2022-08-29 stsp return -1;
1059 a596b957 2022-07-14 tracey freeaddrinfo(res0);
1060 a596b957 2022-07-14 tracey return (0);
1064 67d8de2a 2022-08-29 stsp addr_dup_check(struct addresslist *al, struct address *h, const char *new_srv,
1065 67d8de2a 2022-08-29 stsp const char *other_srv)
1067 67d8de2a 2022-08-29 stsp struct address *a;
1069 67d8de2a 2022-08-29 stsp char buf[INET6_ADDRSTRLEN];
1070 67d8de2a 2022-08-29 stsp const char *addrstr;
1072 67d8de2a 2022-08-29 stsp TAILQ_FOREACH(a, al, entry) {
1073 67d8de2a 2022-08-29 stsp if (memcmp(&a->ss, &h->ss, sizeof(h->ss)) != 0 ||
1074 67d8de2a 2022-08-29 stsp a->port != h->port)
1077 67d8de2a 2022-08-29 stsp switch (h->ss.ss_family) {
1078 67d8de2a 2022-08-29 stsp case AF_INET:
1079 67d8de2a 2022-08-29 stsp ia = &((struct sockaddr_in *)(&h->ss))->sin_addr;
1081 67d8de2a 2022-08-29 stsp case AF_INET6:
1082 67d8de2a 2022-08-29 stsp ia = &((struct sockaddr_in6 *)(&h->ss))->sin6_addr;
1085 67d8de2a 2022-08-29 stsp yyerror("unknown address family: %d", h->ss.ss_family);
1086 67d8de2a 2022-08-29 stsp return -1;
1088 67d8de2a 2022-08-29 stsp addrstr = inet_ntop(h->ss.ss_family, ia, buf, sizeof(buf));
1089 67d8de2a 2022-08-29 stsp if (addrstr) {
1090 67d8de2a 2022-08-29 stsp if (other_srv) {
1091 67d8de2a 2022-08-29 stsp yyerror("server %s: duplicate fcgi listen "
1092 67d8de2a 2022-08-29 stsp "address %s:%d, already used by server %s",
1093 67d8de2a 2022-08-29 stsp new_srv, addrstr, h->port, other_srv);
1095 67d8de2a 2022-08-29 stsp log_warnx("server: %s: duplicate fcgi listen "
1096 67d8de2a 2022-08-29 stsp "address %s:%d", new_srv, addrstr, h->port);
1099 67d8de2a 2022-08-29 stsp if (other_srv) {
1100 67d8de2a 2022-08-29 stsp yyerror("server: %s: duplicate fcgi listen "
1101 67d8de2a 2022-08-29 stsp "address, already used by server %s",
1102 67d8de2a 2022-08-29 stsp new_srv, other_srv);
1104 67d8de2a 2022-08-29 stsp log_warnx("server %s: duplicate fcgi listen "
1105 67d8de2a 2022-08-29 stsp "address", new_srv);
1109 67d8de2a 2022-08-29 stsp return -1;
1116 67d8de2a 2022-08-29 stsp add_addr(struct server *new_srv, struct address *h)
1118 67d8de2a 2022-08-29 stsp struct server *srv;
1120 67d8de2a 2022-08-29 stsp /* Address cannot be shared between different servers. */
1121 67d8de2a 2022-08-29 stsp TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
1122 67d8de2a 2022-08-29 stsp if (srv == new_srv)
1124 67d8de2a 2022-08-29 stsp if (addr_dup_check(&srv->al, h, new_srv->name, srv->name))
1125 67d8de2a 2022-08-29 stsp return -1;
1128 67d8de2a 2022-08-29 stsp /* Tolerate duplicate address lines within the scope of a server. */
1129 67d8de2a 2022-08-29 stsp if (addr_dup_check(&new_srv->al, h, NULL, NULL) == 0)
1130 67d8de2a 2022-08-29 stsp TAILQ_INSERT_TAIL(&new_srv->al, h, entry);
