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>
29 36079424 2024-05-16 op #include <sys/un.h>
31 a596b957 2022-07-14 tracey #include <net/if.h>
32 a596b957 2022-07-14 tracey #include <netinet/in.h>
34 a596b957 2022-07-14 tracey #include <arpa/inet.h>
36 a596b957 2022-07-14 tracey #include <ctype.h>
37 a596b957 2022-07-14 tracey #include <err.h>
38 a596b957 2022-07-14 tracey #include <errno.h>
39 a596b957 2022-07-14 tracey #include <event.h>
40 a596b957 2022-07-14 tracey #include <ifaddrs.h>
41 a596b957 2022-07-14 tracey #include <imsg.h>
42 a596b957 2022-07-14 tracey #include <limits.h>
43 a596b957 2022-07-14 tracey #include <netdb.h>
44 a596b957 2022-07-14 tracey #include <stdarg.h>
45 a596b957 2022-07-14 tracey #include <stdlib.h>
46 a596b957 2022-07-14 tracey #include <stdio.h>
47 a596b957 2022-07-14 tracey #include <string.h>
48 a596b957 2022-07-14 tracey #include <syslog.h>
49 a596b957 2022-07-14 tracey #include <unistd.h>
51 df2d3cd2 2023-03-11 op #include "got_reference.h"
53 a596b957 2022-07-14 tracey #include "gotwebd.h"
54 1220d7ea 2024-05-21 op #include "log.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 d68a7b14 2024-05-20 op int get_addrs(const char *, const char *);
99 d68a7b14 2024-05-20 op int get_unix_addr(const char *);
100 36079424 2024-05-16 op int addr_dup_check(struct addresslist *, struct address *);
101 d68a7b14 2024-05-20 op int add_addr(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 e114f3d1 2023-12-29 op %token LISTEN WWW_PATH 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 c16cda05 2024-05-20 op %token SERVER CHROOT CUSTOM_CSS SOCKET
118 9bc2ee80 2024-05-21 op %token SUMMARY_COMMITS_DISPLAY SUMMARY_TAGS_DISPLAY USER
120 a596b957 2022-07-14 tracey %token <v.string> STRING
121 a596b957 2022-07-14 tracey %token <v.number> NUMBER
122 a596b957 2022-07-14 tracey %type <v.number> boolean
123 c5e111b9 2023-11-15 op %type <v.string> listen_addr
127 47b307cd 2022-10-02 op grammar : /* empty */
128 a596b957 2022-07-14 tracey | grammar '\n'
129 47b307cd 2022-10-02 op | grammar varset '\n'
130 a596b957 2022-07-14 tracey | grammar main '\n'
131 a596b957 2022-07-14 tracey | grammar server '\n'
132 47b307cd 2022-10-02 op | grammar error '\n' { file->errors++; }
135 47b307cd 2022-10-02 op varset : STRING '=' STRING {
136 47b307cd 2022-10-02 op char *s = $1;
137 47b307cd 2022-10-02 op while (*s++) {
138 47b307cd 2022-10-02 op if (isspace((unsigned char)*s)) {
139 47b307cd 2022-10-02 op yyerror("macro name cannot contain "
140 47b307cd 2022-10-02 op "whitespace");
146 47b307cd 2022-10-02 op if (symset($1, $3, 0) == -1)
147 47b307cd 2022-10-02 op fatal("cannot store variable");
153 a596b957 2022-07-14 tracey boolean : STRING {
154 a596b957 2022-07-14 tracey if (strcasecmp($1, "1") == 0 ||
155 a596b957 2022-07-14 tracey strcasecmp($1, "on") == 0)
157 a596b957 2022-07-14 tracey else if (strcasecmp($1, "0") == 0 ||
158 031687ba 2023-06-15 op strcasecmp($1, "off") == 0)
161 a596b957 2022-07-14 tracey yyerror("invalid boolean value '%s'", $1);
162 a596b957 2022-07-14 tracey free($1);
165 a596b957 2022-07-14 tracey free($1);
167 a596b957 2022-07-14 tracey | ON { $$ = 1; }
169 1a0c81fb 2023-06-15 op if ($1 != 0 && $1 != 1) {
170 1a0c81fb 2023-06-15 op yyerror("invalid boolean value '%lld'", $1);
177 c5e111b9 2023-11-15 op listen_addr : '*' { $$ = NULL; }
181 a596b957 2022-07-14 tracey main : PREFORK NUMBER {
182 1a0c81fb 2023-06-15 op if ($2 <= 0 || $2 > PROC_MAX_INSTANCES) {
183 1a0c81fb 2023-06-15 op yyerror("prefork is %s: %lld",
184 1a0c81fb 2023-06-15 op $2 <= 0 ? "too small" : "too large", $2);
187 a596b957 2022-07-14 tracey gotwebd->prefork_gotwebd = $2;
189 a596b957 2022-07-14 tracey | CHROOT STRING {
190 a678036d 2023-06-15 op if (*$2 == '\0') {
191 a678036d 2023-06-15 op yyerror("chroot path can't be an empty"
197 a596b957 2022-07-14 tracey n = strlcpy(gotwebd->httpd_chroot, $2,
198 a596b957 2022-07-14 tracey sizeof(gotwebd->httpd_chroot));
199 a596b957 2022-07-14 tracey if (n >= sizeof(gotwebd->httpd_chroot)) {
200 a596b957 2022-07-14 tracey yyerror("%s: httpd_chroot truncated", __func__);
201 a596b957 2022-07-14 tracey free($2);
204 a596b957 2022-07-14 tracey free($2);
206 d68a7b14 2024-05-20 op | LISTEN ON listen_addr PORT STRING {
207 d68a7b14 2024-05-20 op if (get_addrs($3, $5) == -1) {
208 d68a7b14 2024-05-20 op yyerror("could not get addrs");
214 d68a7b14 2024-05-20 op | LISTEN ON listen_addr PORT NUMBER {
215 d68a7b14 2024-05-20 op char portno[32];
218 d68a7b14 2024-05-20 op n = snprintf(portno, sizeof(portno), "%lld",
219 d68a7b14 2024-05-20 op (long long)$5);
220 d68a7b14 2024-05-20 op if (n < 0 || (size_t)n >= sizeof(portno))
221 d68a7b14 2024-05-20 op fatalx("port number too long: %lld",
222 d68a7b14 2024-05-20 op (long long)$5);
224 d68a7b14 2024-05-20 op if (get_addrs($3, portno) == -1) {
225 d68a7b14 2024-05-20 op yyerror("could not get addrs");
230 d68a7b14 2024-05-20 op | LISTEN ON SOCKET STRING {
231 d68a7b14 2024-05-20 op if (get_unix_addr($4) == -1) {
232 d68a7b14 2024-05-20 op yyerror("can't listen on %s", $4);
238 9bc2ee80 2024-05-21 op | USER STRING {
239 9bc2ee80 2024-05-21 op if (gotwebd->user != NULL)
240 9bc2ee80 2024-05-21 op yyerror("user already specified");
241 9bc2ee80 2024-05-21 op free(gotwebd->user);
242 9bc2ee80 2024-05-21 op gotwebd->user = $2;
246 a596b957 2022-07-14 tracey server : SERVER STRING {
247 a596b957 2022-07-14 tracey struct server *srv;
249 2ad48e9a 2022-08-16 stsp TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
250 a596b957 2022-07-14 tracey if (strcmp(srv->name, $2) == 0) {
251 a596b957 2022-07-14 tracey yyerror("server name exists '%s'", $2);
252 a596b957 2022-07-14 tracey free($2);
257 a596b957 2022-07-14 tracey new_srv = conf_new_server($2);
258 a596b957 2022-07-14 tracey log_debug("adding server %s", $2);
259 a596b957 2022-07-14 tracey free($2);
261 a596b957 2022-07-14 tracey | SERVER STRING {
262 a596b957 2022-07-14 tracey struct server *srv;
264 2ad48e9a 2022-08-16 stsp TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
265 a596b957 2022-07-14 tracey if (strcmp(srv->name, $2) == 0) {
266 a596b957 2022-07-14 tracey yyerror("server name exists '%s'", $2);
267 a596b957 2022-07-14 tracey free($2);
272 a596b957 2022-07-14 tracey new_srv = conf_new_server($2);
273 a596b957 2022-07-14 tracey log_debug("adding server %s", $2);
274 a596b957 2022-07-14 tracey free($2);
275 a596b957 2022-07-14 tracey } '{' optnl serveropts2 '}' {
279 a596b957 2022-07-14 tracey serveropts1 : REPOS_PATH STRING {
280 a596b957 2022-07-14 tracey n = strlcpy(new_srv->repos_path, $2,
281 a596b957 2022-07-14 tracey sizeof(new_srv->repos_path));
282 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->repos_path)) {
283 a596b957 2022-07-14 tracey yyerror("%s: repos_path truncated", __func__);
284 a596b957 2022-07-14 tracey free($2);
287 a596b957 2022-07-14 tracey free($2);
289 a596b957 2022-07-14 tracey | SITE_NAME STRING {
290 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_name, $2,
291 a596b957 2022-07-14 tracey sizeof(new_srv->site_name));
292 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_name)) {
293 a596b957 2022-07-14 tracey yyerror("%s: site_name truncated", __func__);
294 a596b957 2022-07-14 tracey free($2);
297 a596b957 2022-07-14 tracey free($2);
299 a596b957 2022-07-14 tracey | SITE_OWNER STRING {
300 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_owner, $2,
301 a596b957 2022-07-14 tracey sizeof(new_srv->site_owner));
302 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_owner)) {
303 a596b957 2022-07-14 tracey yyerror("%s: site_owner truncated", __func__);
304 a596b957 2022-07-14 tracey free($2);
307 a596b957 2022-07-14 tracey free($2);
309 a596b957 2022-07-14 tracey | SITE_LINK STRING {
310 a596b957 2022-07-14 tracey n = strlcpy(new_srv->site_link, $2,
311 a596b957 2022-07-14 tracey sizeof(new_srv->site_link));
312 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->site_link)) {
313 a596b957 2022-07-14 tracey yyerror("%s: site_link truncated", __func__);
314 a596b957 2022-07-14 tracey free($2);
317 a596b957 2022-07-14 tracey free($2);
319 a596b957 2022-07-14 tracey | LOGO STRING {
320 a596b957 2022-07-14 tracey n = strlcpy(new_srv->logo, $2, sizeof(new_srv->logo));
321 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->logo)) {
322 a596b957 2022-07-14 tracey yyerror("%s: logo truncated", __func__);
323 a596b957 2022-07-14 tracey free($2);
326 a596b957 2022-07-14 tracey free($2);
328 a596b957 2022-07-14 tracey | LOGO_URL STRING {
329 a596b957 2022-07-14 tracey n = strlcpy(new_srv->logo_url, $2,
330 a596b957 2022-07-14 tracey sizeof(new_srv->logo_url));
331 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->logo_url)) {
332 a596b957 2022-07-14 tracey yyerror("%s: logo_url truncated", __func__);
333 a596b957 2022-07-14 tracey free($2);
336 a596b957 2022-07-14 tracey free($2);
338 a596b957 2022-07-14 tracey | CUSTOM_CSS STRING {
339 a596b957 2022-07-14 tracey n = strlcpy(new_srv->custom_css, $2,
340 a596b957 2022-07-14 tracey sizeof(new_srv->custom_css));
341 a596b957 2022-07-14 tracey if (n >= sizeof(new_srv->custom_css)) {
342 a596b957 2022-07-14 tracey yyerror("%s: custom_css truncated", __func__);
343 a596b957 2022-07-14 tracey free($2);
346 a596b957 2022-07-14 tracey free($2);
348 a596b957 2022-07-14 tracey | SHOW_SITE_OWNER boolean {
349 a596b957 2022-07-14 tracey new_srv->show_site_owner = $2;
351 a596b957 2022-07-14 tracey | SHOW_REPO_OWNER boolean {
352 a596b957 2022-07-14 tracey new_srv->show_repo_owner = $2;
354 a596b957 2022-07-14 tracey | SHOW_REPO_AGE boolean {
355 a596b957 2022-07-14 tracey new_srv->show_repo_age = $2;
357 a596b957 2022-07-14 tracey | SHOW_REPO_DESCRIPTION boolean {
358 a596b957 2022-07-14 tracey new_srv->show_repo_description = $2;
360 a596b957 2022-07-14 tracey | SHOW_REPO_CLONEURL boolean {
361 a596b957 2022-07-14 tracey new_srv->show_repo_cloneurl = $2;
363 d5996b9e 2022-10-31 landry | RESPECT_EXPORTOK boolean {
364 d5996b9e 2022-10-31 landry new_srv->respect_exportok = $2;
366 a596b957 2022-07-14 tracey | MAX_REPOS_DISPLAY NUMBER {
367 20f27972 2023-06-19 op if ($2 < 0) {
368 1a0c81fb 2023-06-15 op yyerror("max_repos_display is too small: %lld",
372 1a0c81fb 2023-06-15 op new_srv->max_repos_display = $2;
374 a596b957 2022-07-14 tracey | MAX_COMMITS_DISPLAY NUMBER {
375 f4425f95 2023-06-14 op if ($2 <= 1) {
376 f4425f95 2023-06-14 op yyerror("max_commits_display is too small:"
377 f4425f95 2023-06-14 op " %lld", $2);
380 f4425f95 2023-06-14 op new_srv->max_commits_display = $2;
382 8762929a 2023-12-29 op | SUMMARY_COMMITS_DISPLAY NUMBER {
383 8762929a 2023-12-29 op if ($2 < 1) {
384 8762929a 2023-12-29 op yyerror("summary_commits_display is too small:"
385 8762929a 2023-12-29 op " %lld", $2);
388 8762929a 2023-12-29 op new_srv->summary_commits_display = $2;
390 8762929a 2023-12-29 op | SUMMARY_TAGS_DISPLAY NUMBER {
391 8762929a 2023-12-29 op if ($2 < 1) {
392 8762929a 2023-12-29 op yyerror("summary_tags_display is too small:"
393 8762929a 2023-12-29 op " %lld", $2);
396 8762929a 2023-12-29 op new_srv->summary_tags_display = $2;
400 a596b957 2022-07-14 tracey serveropts2 : serveropts2 serveropts1 nl
401 a596b957 2022-07-14 tracey | serveropts1 optnl
404 a596b957 2022-07-14 tracey nl : '\n' optnl
407 a596b957 2022-07-14 tracey optnl : '\n' optnl /* zero or more newlines */
408 a596b957 2022-07-14 tracey | /* empty */
413 a596b957 2022-07-14 tracey struct keywords {
414 a596b957 2022-07-14 tracey const char *k_name;
415 a596b957 2022-07-14 tracey int k_val;
419 a596b957 2022-07-14 tracey yyerror(const char *fmt, ...)
421 a596b957 2022-07-14 tracey va_list ap;
422 a596b957 2022-07-14 tracey char *msg;
424 a596b957 2022-07-14 tracey file->errors++;
425 a596b957 2022-07-14 tracey va_start(ap, fmt);
426 a596b957 2022-07-14 tracey if (vasprintf(&msg, fmt, ap) == -1)
427 a596b957 2022-07-14 tracey fatalx("yyerror vasprintf");
428 a596b957 2022-07-14 tracey va_end(ap);
429 a596b957 2022-07-14 tracey logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg);
430 a596b957 2022-07-14 tracey free(msg);
431 a596b957 2022-07-14 tracey return (0);
435 a596b957 2022-07-14 tracey kw_cmp(const void *k, const void *e)
437 a596b957 2022-07-14 tracey return (strcmp(k, ((const struct keywords *)e)->k_name));
441 a596b957 2022-07-14 tracey lookup(char *s)
443 a596b957 2022-07-14 tracey /* This has to be sorted always. */
444 a596b957 2022-07-14 tracey static const struct keywords keywords[] = {
445 a596b957 2022-07-14 tracey { "chroot", CHROOT },
446 a596b957 2022-07-14 tracey { "custom_css", CUSTOM_CSS },
447 d8473d93 2022-08-11 stsp { "listen", LISTEN },
448 a596b957 2022-07-14 tracey { "logo", LOGO },
449 8556b86b 2023-01-02 op { "logo_url", LOGO_URL },
450 a596b957 2022-07-14 tracey { "max_commits_display", MAX_COMMITS_DISPLAY },
451 a596b957 2022-07-14 tracey { "max_repos_display", MAX_REPOS_DISPLAY },
452 d8473d93 2022-08-11 stsp { "on", ON },
453 a596b957 2022-07-14 tracey { "port", PORT },
454 a596b957 2022-07-14 tracey { "prefork", PREFORK },
455 a596b957 2022-07-14 tracey { "repos_path", REPOS_PATH },
456 d5996b9e 2022-10-31 landry { "respect_exportok", RESPECT_EXPORTOK },
457 a596b957 2022-07-14 tracey { "server", SERVER },
458 a596b957 2022-07-14 tracey { "show_repo_age", SHOW_REPO_AGE },
459 a596b957 2022-07-14 tracey { "show_repo_cloneurl", SHOW_REPO_CLONEURL },
460 a596b957 2022-07-14 tracey { "show_repo_description", SHOW_REPO_DESCRIPTION },
461 a596b957 2022-07-14 tracey { "show_repo_owner", SHOW_REPO_OWNER },
462 a596b957 2022-07-14 tracey { "show_site_owner", SHOW_SITE_OWNER },
463 a596b957 2022-07-14 tracey { "site_link", SITE_LINK },
464 a596b957 2022-07-14 tracey { "site_name", SITE_NAME },
465 a596b957 2022-07-14 tracey { "site_owner", SITE_OWNER },
466 3a1c1a1b 2023-01-04 op { "socket", SOCKET },
467 8762929a 2023-12-29 op { "summary_commits_display", SUMMARY_COMMITS_DISPLAY },
468 8762929a 2023-12-29 op { "summary_tags_display", SUMMARY_TAGS_DISPLAY },
469 9bc2ee80 2024-05-21 op { "user", USER },
471 a596b957 2022-07-14 tracey const struct keywords *p;
473 a596b957 2022-07-14 tracey p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
474 a596b957 2022-07-14 tracey sizeof(keywords[0]), kw_cmp);
477 a596b957 2022-07-14 tracey return (p->k_val);
479 a596b957 2022-07-14 tracey return (STRING);
482 a596b957 2022-07-14 tracey #define MAXPUSHBACK 128
484 a596b957 2022-07-14 tracey unsigned char *parsebuf;
485 a596b957 2022-07-14 tracey int parseindex;
486 a596b957 2022-07-14 tracey unsigned char pushback_buffer[MAXPUSHBACK];
487 a596b957 2022-07-14 tracey int pushback_index = 0;
490 a596b957 2022-07-14 tracey lgetc(int quotec)
492 a596b957 2022-07-14 tracey int c, next;
494 a596b957 2022-07-14 tracey if (parsebuf) {
495 a596b957 2022-07-14 tracey /* Read character from the parsebuffer instead of input. */
496 a596b957 2022-07-14 tracey if (parseindex >= 0) {
497 a596b957 2022-07-14 tracey c = parsebuf[parseindex++];
498 a596b957 2022-07-14 tracey if (c != '\0')
499 a596b957 2022-07-14 tracey return (c);
500 a596b957 2022-07-14 tracey parsebuf = NULL;
502 a596b957 2022-07-14 tracey parseindex++;
505 a596b957 2022-07-14 tracey if (pushback_index)
506 a596b957 2022-07-14 tracey return (pushback_buffer[--pushback_index]);
508 a596b957 2022-07-14 tracey if (quotec) {
509 a596b957 2022-07-14 tracey c = getc(file->stream);
510 a596b957 2022-07-14 tracey if (c == EOF)
511 a596b957 2022-07-14 tracey yyerror("reached end of file while parsing "
512 a596b957 2022-07-14 tracey "quoted string");
513 a596b957 2022-07-14 tracey return (c);
516 a596b957 2022-07-14 tracey c = getc(file->stream);
517 a596b957 2022-07-14 tracey while (c == '\\') {
518 a596b957 2022-07-14 tracey next = getc(file->stream);
519 a596b957 2022-07-14 tracey if (next != '\n') {
520 a596b957 2022-07-14 tracey c = next;
523 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
524 a596b957 2022-07-14 tracey file->lineno++;
525 a596b957 2022-07-14 tracey c = getc(file->stream);
528 a596b957 2022-07-14 tracey return (c);
532 a596b957 2022-07-14 tracey lungetc(int c)
534 a596b957 2022-07-14 tracey if (c == EOF)
535 a596b957 2022-07-14 tracey return (EOF);
536 a596b957 2022-07-14 tracey if (parsebuf) {
537 a596b957 2022-07-14 tracey parseindex--;
538 a596b957 2022-07-14 tracey if (parseindex >= 0)
539 a596b957 2022-07-14 tracey return (c);
541 a596b957 2022-07-14 tracey if (pushback_index < MAXPUSHBACK-1)
542 a596b957 2022-07-14 tracey return (pushback_buffer[pushback_index++] = c);
544 a596b957 2022-07-14 tracey return (EOF);
548 a596b957 2022-07-14 tracey findeol(void)
552 a596b957 2022-07-14 tracey parsebuf = NULL;
554 a596b957 2022-07-14 tracey /* Skip to either EOF or the first real EOL. */
555 a596b957 2022-07-14 tracey while (1) {
556 a596b957 2022-07-14 tracey if (pushback_index)
557 a596b957 2022-07-14 tracey c = pushback_buffer[--pushback_index];
559 a596b957 2022-07-14 tracey c = lgetc(0);
560 a596b957 2022-07-14 tracey if (c == '\n') {
561 a596b957 2022-07-14 tracey file->lineno++;
564 a596b957 2022-07-14 tracey if (c == EOF)
567 a596b957 2022-07-14 tracey return (ERROR);
571 a596b957 2022-07-14 tracey yylex(void)
573 a596b957 2022-07-14 tracey unsigned char buf[8096];
574 a596b957 2022-07-14 tracey unsigned char *p, *val;
575 a596b957 2022-07-14 tracey int quotec, next, c;
576 a596b957 2022-07-14 tracey int token;
580 a596b957 2022-07-14 tracey c = lgetc(0);
581 a596b957 2022-07-14 tracey while (c == ' ' || c == '\t')
582 a596b957 2022-07-14 tracey c = lgetc(0); /* nothing */
584 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
585 a596b957 2022-07-14 tracey if (c == '#') {
586 a596b957 2022-07-14 tracey c = lgetc(0);
587 a596b957 2022-07-14 tracey while (c != '\n' && c != EOF)
588 a596b957 2022-07-14 tracey c = lgetc(0); /* nothing */
590 a596b957 2022-07-14 tracey if (c == '$' && parsebuf == NULL) {
591 a596b957 2022-07-14 tracey while (1) {
592 a596b957 2022-07-14 tracey c = lgetc(0);
593 a596b957 2022-07-14 tracey if (c == EOF)
594 a596b957 2022-07-14 tracey return (0);
596 a596b957 2022-07-14 tracey if (p + 1 >= buf + sizeof(buf) - 1) {
597 a596b957 2022-07-14 tracey yyerror("string too long");
598 a596b957 2022-07-14 tracey return (findeol());
600 a596b957 2022-07-14 tracey if (isalnum(c) || c == '_') {
601 a596b957 2022-07-14 tracey *p++ = c;
602 a596b957 2022-07-14 tracey continue;
604 a596b957 2022-07-14 tracey *p = '\0';
605 a596b957 2022-07-14 tracey lungetc(c);
608 a596b957 2022-07-14 tracey val = symget(buf);
609 a596b957 2022-07-14 tracey if (val == NULL) {
610 a596b957 2022-07-14 tracey yyerror("macro '%s' not defined", buf);
611 a596b957 2022-07-14 tracey return (findeol());
613 a596b957 2022-07-14 tracey parsebuf = val;
614 a596b957 2022-07-14 tracey parseindex = 0;
615 a596b957 2022-07-14 tracey goto top;
618 a596b957 2022-07-14 tracey switch (c) {
619 a596b957 2022-07-14 tracey case '\'':
620 a596b957 2022-07-14 tracey case '"':
621 a596b957 2022-07-14 tracey quotec = c;
622 a596b957 2022-07-14 tracey while (1) {
623 a596b957 2022-07-14 tracey c = lgetc(quotec);
624 a596b957 2022-07-14 tracey if (c == EOF)
625 a596b957 2022-07-14 tracey return (0);
626 a596b957 2022-07-14 tracey if (c == '\n') {
627 a596b957 2022-07-14 tracey file->lineno++;
628 a596b957 2022-07-14 tracey continue;
629 a596b957 2022-07-14 tracey } else if (c == '\\') {
630 a596b957 2022-07-14 tracey next = lgetc(quotec);
631 a596b957 2022-07-14 tracey if (next == EOF)
632 a596b957 2022-07-14 tracey return (0);
633 a596b957 2022-07-14 tracey if (next == quotec || c == ' ' || c == '\t')
634 a596b957 2022-07-14 tracey c = next;
635 a596b957 2022-07-14 tracey else if (next == '\n') {
636 a596b957 2022-07-14 tracey file->lineno++;
637 a596b957 2022-07-14 tracey continue;
639 a596b957 2022-07-14 tracey lungetc(next);
640 a596b957 2022-07-14 tracey } else if (c == quotec) {
641 a596b957 2022-07-14 tracey *p = '\0';
643 a596b957 2022-07-14 tracey } else if (c == '\0') {
644 a596b957 2022-07-14 tracey yyerror("syntax error");
645 a596b957 2022-07-14 tracey return (findeol());
647 a596b957 2022-07-14 tracey if (p + 1 >= buf + sizeof(buf) - 1) {
648 a596b957 2022-07-14 tracey yyerror("string too long");
649 a596b957 2022-07-14 tracey return (findeol());
651 a596b957 2022-07-14 tracey *p++ = c;
653 a596b957 2022-07-14 tracey yylval.v.string = strdup(buf);
654 a596b957 2022-07-14 tracey if (yylval.v.string == NULL)
655 a596b957 2022-07-14 tracey err(1, "yylex: strdup");
656 a596b957 2022-07-14 tracey return (STRING);
659 a596b957 2022-07-14 tracey #define allowed_to_end_number(x) \
660 a596b957 2022-07-14 tracey (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
662 a596b957 2022-07-14 tracey if (c == '-' || isdigit(c)) {
664 a596b957 2022-07-14 tracey *p++ = c;
665 a596b957 2022-07-14 tracey if ((unsigned)(p-buf) >= sizeof(buf)) {
666 a596b957 2022-07-14 tracey yyerror("string too long");
667 a596b957 2022-07-14 tracey return (findeol());
669 a596b957 2022-07-14 tracey c = lgetc(0);
670 a596b957 2022-07-14 tracey } while (c != EOF && isdigit(c));
671 a596b957 2022-07-14 tracey lungetc(c);
672 a596b957 2022-07-14 tracey if (p == buf + 1 && buf[0] == '-')
673 a596b957 2022-07-14 tracey goto nodigits;
674 a596b957 2022-07-14 tracey if (c == EOF || allowed_to_end_number(c)) {
675 a596b957 2022-07-14 tracey const char *errstr = NULL;
677 a596b957 2022-07-14 tracey *p = '\0';
678 a596b957 2022-07-14 tracey yylval.v.number = strtonum(buf, LLONG_MIN,
679 a596b957 2022-07-14 tracey LLONG_MAX, &errstr);
680 a596b957 2022-07-14 tracey if (errstr) {
681 a596b957 2022-07-14 tracey yyerror("\"%s\" invalid number: %s",
682 a596b957 2022-07-14 tracey buf, errstr);
683 a596b957 2022-07-14 tracey return (findeol());
685 a596b957 2022-07-14 tracey return (NUMBER);
687 a596b957 2022-07-14 tracey nodigits:
688 a596b957 2022-07-14 tracey while (p > buf + 1)
689 a596b957 2022-07-14 tracey lungetc(*--p);
690 a596b957 2022-07-14 tracey c = *--p;
691 a596b957 2022-07-14 tracey if (c == '-')
692 a596b957 2022-07-14 tracey return (c);
696 a596b957 2022-07-14 tracey #define allowed_in_string(x) \
697 a596b957 2022-07-14 tracey (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
698 a596b957 2022-07-14 tracey x != '{' && x != '}' && \
699 a596b957 2022-07-14 tracey x != '!' && x != '=' && x != '#' && \
700 a596b957 2022-07-14 tracey x != ','))
702 a596b957 2022-07-14 tracey if (isalnum(c) || c == ':' || c == '_') {
704 a596b957 2022-07-14 tracey *p++ = c;
705 a596b957 2022-07-14 tracey if ((unsigned)(p-buf) >= sizeof(buf)) {
706 a596b957 2022-07-14 tracey yyerror("string too long");
707 a596b957 2022-07-14 tracey return (findeol());
709 a596b957 2022-07-14 tracey c = lgetc(0);
710 a596b957 2022-07-14 tracey } while (c != EOF && (allowed_in_string(c)));
711 a596b957 2022-07-14 tracey lungetc(c);
712 a596b957 2022-07-14 tracey *p = '\0';
713 a596b957 2022-07-14 tracey token = lookup(buf);
714 a596b957 2022-07-14 tracey if (token == STRING) {
715 a596b957 2022-07-14 tracey yylval.v.string = strdup(buf);
716 a596b957 2022-07-14 tracey if (yylval.v.string == NULL)
717 a596b957 2022-07-14 tracey err(1, "yylex: strdup");
719 a596b957 2022-07-14 tracey return (token);
721 a596b957 2022-07-14 tracey if (c == '\n') {
722 a596b957 2022-07-14 tracey yylval.lineno = file->lineno;
723 a596b957 2022-07-14 tracey file->lineno++;
725 a596b957 2022-07-14 tracey if (c == EOF)
726 a596b957 2022-07-14 tracey return (0);
727 a596b957 2022-07-14 tracey return (c);
731 a596b957 2022-07-14 tracey check_file_secrecy(int fd, const char *fname)
733 a596b957 2022-07-14 tracey struct stat st;
735 a596b957 2022-07-14 tracey if (fstat(fd, &st)) {
736 a596b957 2022-07-14 tracey log_warn("cannot stat %s", fname);
737 a596b957 2022-07-14 tracey return (-1);
739 a596b957 2022-07-14 tracey if (st.st_uid != 0 && st.st_uid != getuid()) {
740 a596b957 2022-07-14 tracey log_warnx("%s: owner not root or current user", fname);
741 a596b957 2022-07-14 tracey return (-1);
743 a596b957 2022-07-14 tracey if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) {
744 a596b957 2022-07-14 tracey log_warnx("%s: group writable or world read/writable", fname);
745 a596b957 2022-07-14 tracey return (-1);
747 a596b957 2022-07-14 tracey return (0);
750 a596b957 2022-07-14 tracey struct file *
751 a596b957 2022-07-14 tracey newfile(const char *name, int secret)
753 a596b957 2022-07-14 tracey struct file *nfile;
755 a596b957 2022-07-14 tracey nfile = calloc(1, sizeof(struct file));
756 a596b957 2022-07-14 tracey if (nfile == NULL) {
757 a596b957 2022-07-14 tracey log_warn("calloc");
758 a596b957 2022-07-14 tracey return (NULL);
760 a596b957 2022-07-14 tracey nfile->name = strdup(name);
761 a596b957 2022-07-14 tracey if (nfile->name == NULL) {
762 a596b957 2022-07-14 tracey log_warn("strdup");
763 a596b957 2022-07-14 tracey free(nfile);
764 a596b957 2022-07-14 tracey return (NULL);
766 a596b957 2022-07-14 tracey nfile->stream = fopen(nfile->name, "r");
767 a596b957 2022-07-14 tracey if (nfile->stream == NULL) {
768 a596b957 2022-07-14 tracey /* no warning, we don't require a conf file */
769 a596b957 2022-07-14 tracey free(nfile->name);
770 a596b957 2022-07-14 tracey free(nfile);
771 a596b957 2022-07-14 tracey return (NULL);
772 a596b957 2022-07-14 tracey } else if (secret &&
773 a596b957 2022-07-14 tracey check_file_secrecy(fileno(nfile->stream), nfile->name)) {
774 a596b957 2022-07-14 tracey fclose(nfile->stream);
775 a596b957 2022-07-14 tracey free(nfile->name);
776 a596b957 2022-07-14 tracey free(nfile);
777 a596b957 2022-07-14 tracey return (NULL);
779 a596b957 2022-07-14 tracey nfile->lineno = 1;
780 a596b957 2022-07-14 tracey return (nfile);
783 a596b957 2022-07-14 tracey static void
784 a596b957 2022-07-14 tracey closefile(struct file *xfile)
786 a596b957 2022-07-14 tracey fclose(xfile->stream);
787 a596b957 2022-07-14 tracey free(xfile->name);
788 a596b957 2022-07-14 tracey free(xfile);
791 a0037b73 2022-08-03 stsp static void
792 a0037b73 2022-08-03 stsp add_default_server(void)
794 a0037b73 2022-08-03 stsp new_srv = conf_new_server(D_SITENAME);
795 a0037b73 2022-08-03 stsp log_debug("%s: adding default server %s", __func__, D_SITENAME);
799 a596b957 2022-07-14 tracey parse_config(const char *filename, struct gotwebd *env)
801 a596b957 2022-07-14 tracey struct sym *sym, *next;
803 a596b957 2022-07-14 tracey if (config_init(env) == -1)
804 a596b957 2022-07-14 tracey fatalx("failed to initialize configuration");
806 a596b957 2022-07-14 tracey gotwebd = env;
808 a0037b73 2022-08-03 stsp file = newfile(filename, 0);
809 a0037b73 2022-08-03 stsp if (file == NULL) {
810 a0037b73 2022-08-03 stsp add_default_server();
811 a0037b73 2022-08-03 stsp sockets_parse_sockets(env);
812 a0037b73 2022-08-03 stsp /* just return, as we don't require a conf file */
813 a0037b73 2022-08-03 stsp return (0);
816 a596b957 2022-07-14 tracey yyparse();
817 a596b957 2022-07-14 tracey errors = file->errors;
818 a596b957 2022-07-14 tracey closefile(file);
820 a596b957 2022-07-14 tracey /* Free macros and check which have not been used. */
821 a596b957 2022-07-14 tracey TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
822 a596b957 2022-07-14 tracey if ((gotwebd->gotwebd_verbose > 1) && !sym->used)
823 a596b957 2022-07-14 tracey fprintf(stderr, "warning: macro '%s' not used\n",
824 a596b957 2022-07-14 tracey sym->nam);
825 a596b957 2022-07-14 tracey if (!sym->persist) {
826 a596b957 2022-07-14 tracey free(sym->nam);
827 a596b957 2022-07-14 tracey free(sym->val);
828 a596b957 2022-07-14 tracey TAILQ_REMOVE(&symhead, sym, entry);
829 a596b957 2022-07-14 tracey free(sym);
833 a596b957 2022-07-14 tracey /* just add default server if no config specified */
834 a0037b73 2022-08-03 stsp if (gotwebd->server_cnt == 0)
835 a0037b73 2022-08-03 stsp add_default_server();
837 d68a7b14 2024-05-20 op /* add the implicit listen on socket */
838 d68a7b14 2024-05-20 op if (TAILQ_EMPTY(&gotwebd->addresses)) {
839 d68a7b14 2024-05-20 op const char *path = D_HTTPD_CHROOT D_UNIX_SOCKET;
840 d68a7b14 2024-05-20 op if (get_unix_addr(path) == -1)
841 d68a7b14 2024-05-20 op yyerror("can't listen on %s", path);
847 a596b957 2022-07-14 tracey /* setup our listening sockets */
848 a596b957 2022-07-14 tracey sockets_parse_sockets(env);
850 a596b957 2022-07-14 tracey return (0);
853 a596b957 2022-07-14 tracey struct server *
854 a596b957 2022-07-14 tracey conf_new_server(const char *name)
856 a596b957 2022-07-14 tracey struct server *srv = NULL;
858 a596b957 2022-07-14 tracey srv = calloc(1, sizeof(*srv));
859 a596b957 2022-07-14 tracey if (srv == NULL)
860 a596b957 2022-07-14 tracey fatalx("%s: calloc", __func__);
862 a596b957 2022-07-14 tracey n = strlcpy(srv->name, name, sizeof(srv->name));
863 a596b957 2022-07-14 tracey if (n >= sizeof(srv->name))
864 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
865 a596b957 2022-07-14 tracey n = strlcpy(srv->repos_path, D_GOTPATH,
866 a596b957 2022-07-14 tracey sizeof(srv->repos_path));
867 a596b957 2022-07-14 tracey if (n >= sizeof(srv->repos_path))
868 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
869 a596b957 2022-07-14 tracey n = strlcpy(srv->site_name, D_SITENAME,
870 a596b957 2022-07-14 tracey sizeof(srv->site_name));
871 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_name))
872 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
873 a596b957 2022-07-14 tracey n = strlcpy(srv->site_owner, D_SITEOWNER,
874 a596b957 2022-07-14 tracey sizeof(srv->site_owner));
875 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_owner))
876 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
877 a596b957 2022-07-14 tracey n = strlcpy(srv->site_link, D_SITELINK,
878 a596b957 2022-07-14 tracey sizeof(srv->site_link));
879 a596b957 2022-07-14 tracey if (n >= sizeof(srv->site_link))
880 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
881 a596b957 2022-07-14 tracey n = strlcpy(srv->logo, D_GOTLOGO,
882 a596b957 2022-07-14 tracey sizeof(srv->logo));
883 a596b957 2022-07-14 tracey if (n >= sizeof(srv->logo))
884 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
885 a596b957 2022-07-14 tracey n = strlcpy(srv->logo_url, D_GOTURL, sizeof(srv->logo_url));
886 a596b957 2022-07-14 tracey if (n >= sizeof(srv->logo_url))
887 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
888 a596b957 2022-07-14 tracey n = strlcpy(srv->custom_css, D_GOTWEBCSS, sizeof(srv->custom_css));
889 a596b957 2022-07-14 tracey if (n >= sizeof(srv->custom_css))
890 a596b957 2022-07-14 tracey fatalx("%s: strlcpy", __func__);
892 a596b957 2022-07-14 tracey srv->show_site_owner = D_SHOWSOWNER;
893 a596b957 2022-07-14 tracey srv->show_repo_owner = D_SHOWROWNER;
894 a596b957 2022-07-14 tracey srv->show_repo_age = D_SHOWAGE;
895 a596b957 2022-07-14 tracey srv->show_repo_description = D_SHOWDESC;
896 a596b957 2022-07-14 tracey srv->show_repo_cloneurl = D_SHOWURL;
897 d5996b9e 2022-10-31 landry srv->respect_exportok = D_RESPECTEXPORTOK;
899 a596b957 2022-07-14 tracey srv->max_repos_display = D_MAXREPODISP;
900 a596b957 2022-07-14 tracey srv->max_commits_display = D_MAXCOMMITDISP;
901 8762929a 2023-12-29 op srv->summary_commits_display = D_MAXSLCOMMDISP;
902 8762929a 2023-12-29 op srv->summary_tags_display = D_MAXSLTAGDISP;
904 2ad48e9a 2022-08-16 stsp TAILQ_INSERT_TAIL(&gotwebd->servers, srv, entry);
905 a596b957 2022-07-14 tracey gotwebd->server_cnt++;
907 a596b957 2022-07-14 tracey return srv;
911 a596b957 2022-07-14 tracey symset(const char *nam, const char *val, int persist)
913 a596b957 2022-07-14 tracey struct sym *sym;
915 a596b957 2022-07-14 tracey TAILQ_FOREACH(sym, &symhead, entry) {
916 a596b957 2022-07-14 tracey if (strcmp(nam, sym->nam) == 0)
920 a596b957 2022-07-14 tracey if (sym != NULL) {
921 a596b957 2022-07-14 tracey if (sym->persist == 1)
922 a596b957 2022-07-14 tracey return (0);
924 a596b957 2022-07-14 tracey free(sym->nam);
925 a596b957 2022-07-14 tracey free(sym->val);
926 a596b957 2022-07-14 tracey TAILQ_REMOVE(&symhead, sym, entry);
927 a596b957 2022-07-14 tracey free(sym);
930 a596b957 2022-07-14 tracey sym = calloc(1, sizeof(*sym));
931 a596b957 2022-07-14 tracey if (sym == NULL)
932 a596b957 2022-07-14 tracey return (-1);
934 a596b957 2022-07-14 tracey sym->nam = strdup(nam);
935 a596b957 2022-07-14 tracey if (sym->nam == NULL) {
936 a596b957 2022-07-14 tracey free(sym);
937 a596b957 2022-07-14 tracey return (-1);
939 a596b957 2022-07-14 tracey sym->val = strdup(val);
940 a596b957 2022-07-14 tracey if (sym->val == NULL) {
941 a596b957 2022-07-14 tracey free(sym->nam);
942 a596b957 2022-07-14 tracey free(sym);
943 a596b957 2022-07-14 tracey return (-1);
945 a596b957 2022-07-14 tracey sym->used = 0;
946 a596b957 2022-07-14 tracey sym->persist = persist;
947 a596b957 2022-07-14 tracey TAILQ_INSERT_TAIL(&symhead, sym, entry);
948 a596b957 2022-07-14 tracey return (0);
952 a596b957 2022-07-14 tracey cmdline_symset(char *s)
954 a596b957 2022-07-14 tracey char *sym, *val;
957 a596b957 2022-07-14 tracey val = strrchr(s, '=');
958 a596b957 2022-07-14 tracey if (val == NULL)
959 a596b957 2022-07-14 tracey return (-1);
961 4cdd299d 2022-09-05 op sym = strndup(s, val - s);
962 a596b957 2022-07-14 tracey if (sym == NULL)
963 4cdd299d 2022-09-05 op fatal("%s: strndup", __func__);
965 a596b957 2022-07-14 tracey ret = symset(sym, val + 1, 1);
966 a596b957 2022-07-14 tracey free(sym);
968 a596b957 2022-07-14 tracey return (ret);
972 a596b957 2022-07-14 tracey symget(const char *nam)
974 a596b957 2022-07-14 tracey struct sym *sym;
976 a596b957 2022-07-14 tracey TAILQ_FOREACH(sym, &symhead, entry) {
977 a596b957 2022-07-14 tracey if (strcmp(nam, sym->nam) == 0) {
978 a596b957 2022-07-14 tracey sym->used = 1;
979 a596b957 2022-07-14 tracey return (sym->val);
982 a596b957 2022-07-14 tracey return (NULL);
986 d68a7b14 2024-05-20 op get_addrs(const char *hostname, const char *servname)
988 a596b957 2022-07-14 tracey struct addrinfo hints, *res0, *res;
990 cdfd248a 2023-11-15 op struct sockaddr_in *sin;
991 cdfd248a 2023-11-15 op struct sockaddr_in6 *sin6;
992 a596b957 2022-07-14 tracey struct address *h;
994 a596b957 2022-07-14 tracey memset(&hints, 0, sizeof(hints));
995 fb307946 2023-05-29 op hints.ai_family = AF_UNSPEC;
996 89cfaaa7 2023-11-15 op hints.ai_socktype = SOCK_STREAM;
997 c5e111b9 2023-11-15 op hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG;
998 89cfaaa7 2023-11-15 op error = getaddrinfo(hostname, servname, &hints, &res0);
999 a596b957 2022-07-14 tracey if (error) {
1000 89cfaaa7 2023-11-15 op log_warnx("%s: could not parse \"%s:%s\": %s", __func__,
1001 89cfaaa7 2023-11-15 op hostname, servname, gai_strerror(error));
1002 a596b957 2022-07-14 tracey return (-1);
1005 c5e111b9 2023-11-15 op for (res = res0; res; res = res->ai_next) {
1006 a596b957 2022-07-14 tracey if ((h = calloc(1, sizeof(*h))) == NULL)
1007 a596b957 2022-07-14 tracey fatal(__func__);
1009 89cfaaa7 2023-11-15 op if (hostname == NULL) {
1010 c5e111b9 2023-11-15 op strlcpy(h->ifname, "*", sizeof(h->ifname));
1012 89cfaaa7 2023-11-15 op if (strlcpy(h->ifname, hostname, sizeof(h->ifname)) >=
1013 a596b957 2022-07-14 tracey sizeof(h->ifname)) {
1014 b8b20b3c 2023-11-15 op log_warnx("%s: address truncated: %s",
1015 b8b20b3c 2023-11-15 op __func__, hostname);
1016 a596b957 2022-07-14 tracey freeaddrinfo(res0);
1017 a596b957 2022-07-14 tracey free(h);
1018 a596b957 2022-07-14 tracey return (-1);
1022 0c64c2f8 2023-11-15 op h->ai_family = res->ai_family;
1023 0c64c2f8 2023-11-15 op h->ai_socktype = res->ai_socktype;
1024 0c64c2f8 2023-11-15 op h->ai_protocol = res->ai_protocol;
1025 cdfd248a 2023-11-15 op memcpy(&h->ss, res->ai_addr, res->ai_addrlen);
1026 cdfd248a 2023-11-15 op h->slen = res->ai_addrlen;
1028 89cfaaa7 2023-11-15 op switch (res->ai_family) {
1029 89cfaaa7 2023-11-15 op case AF_INET:
1030 cdfd248a 2023-11-15 op sin = (struct sockaddr_in *)res->ai_addr;
1031 cdfd248a 2023-11-15 op h->port = ntohs(sin->sin_port);
1033 89cfaaa7 2023-11-15 op case AF_INET6:
1034 cdfd248a 2023-11-15 op sin6 = (struct sockaddr_in6 *)res->ai_addr;
1035 cdfd248a 2023-11-15 op h->port = ntohs(sin6->sin6_port);
1038 89cfaaa7 2023-11-15 op fatalx("unknown address family %d", res->ai_family);
1041 d68a7b14 2024-05-20 op if (add_addr(h) == -1) {
1042 eb916daf 2024-05-16 op freeaddrinfo(res0);
1043 67d8de2a 2022-08-29 stsp return -1;
1046 a596b957 2022-07-14 tracey freeaddrinfo(res0);
1047 a596b957 2022-07-14 tracey return (0);
1051 d68a7b14 2024-05-20 op get_unix_addr(const char *path)
1053 36079424 2024-05-16 op struct address *h;
1054 36079424 2024-05-16 op struct sockaddr_un *sun;
1056 36079424 2024-05-16 op if ((h = calloc(1, sizeof(*h))) == NULL)
1057 36079424 2024-05-16 op fatal("%s: calloc", __func__);
1059 36079424 2024-05-16 op h->ai_family = AF_UNIX;
1060 36079424 2024-05-16 op h->ai_socktype = SOCK_STREAM;
1061 36079424 2024-05-16 op h->ai_protocol = PF_UNSPEC;
1062 36079424 2024-05-16 op h->slen = sizeof(*sun);
1064 36079424 2024-05-16 op sun = (struct sockaddr_un *)&h->ss;
1065 36079424 2024-05-16 op sun->sun_family = AF_UNIX;
1066 36079424 2024-05-16 op if (strlcpy(sun->sun_path, path, sizeof(sun->sun_path)) >=
1067 36079424 2024-05-16 op sizeof(sun->sun_path)) {
1068 36079424 2024-05-16 op log_warnx("socket path too long: %s", sun->sun_path);
1069 36079424 2024-05-16 op return (-1);
1072 d68a7b14 2024-05-20 op return add_addr(h);
1076 36079424 2024-05-16 op addr_dup_check(struct addresslist *al, struct address *h)
1078 67d8de2a 2022-08-29 stsp struct address *a;
1080 67d8de2a 2022-08-29 stsp TAILQ_FOREACH(a, al, entry) {
1081 0c64c2f8 2023-11-15 op if (a->ai_family != h->ai_family ||
1082 0c64c2f8 2023-11-15 op a->ai_socktype != h->ai_socktype ||
1083 0c64c2f8 2023-11-15 op a->ai_protocol != h->ai_protocol ||
1084 0c64c2f8 2023-11-15 op a->slen != h->slen ||
1085 cdfd248a 2023-11-15 op memcmp(&a->ss, &h->ss, a->slen) != 0)
1087 67d8de2a 2022-08-29 stsp return -1;
1094 d68a7b14 2024-05-20 op add_addr(struct address *h)
1096 36079424 2024-05-16 op if (addr_dup_check(&gotwebd->addresses, h) == 0) {
1097 d68a7b14 2024-05-20 op TAILQ_INSERT_TAIL(&gotwebd->addresses, h, entry);