2 13b2bc37 2022-10-23 stsp * Copyright (c) 2022 Stefan Sperling <stsp@openbsd.org>
3 13b2bc37 2022-10-23 stsp * Copyright (c) 2016-2019, 2020-2021 Tracey Emery <tracey@traceyemery.net>
4 13b2bc37 2022-10-23 stsp * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
5 13b2bc37 2022-10-23 stsp * Copyright (c) 2004 Ryan McBride <mcbride@openbsd.org>
6 13b2bc37 2022-10-23 stsp * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
7 13b2bc37 2022-10-23 stsp * Copyright (c) 2001 Markus Friedl. All rights reserved.
8 13b2bc37 2022-10-23 stsp * Copyright (c) 2001 Daniel Hartmeier. All rights reserved.
9 13b2bc37 2022-10-23 stsp * Copyright (c) 2001 Theo de Raadt. All rights reserved.
11 13b2bc37 2022-10-23 stsp * Permission to use, copy, modify, and distribute this software for any
12 13b2bc37 2022-10-23 stsp * purpose with or without fee is hereby granted, provided that the above
13 13b2bc37 2022-10-23 stsp * copyright notice and this permission notice appear in all copies.
15 13b2bc37 2022-10-23 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
16 13b2bc37 2022-10-23 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
17 13b2bc37 2022-10-23 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
18 13b2bc37 2022-10-23 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19 13b2bc37 2022-10-23 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
20 13b2bc37 2022-10-23 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
21 13b2bc37 2022-10-23 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
25 13b2bc37 2022-10-23 stsp #include <sys/time.h>
26 13b2bc37 2022-10-23 stsp #include <sys/types.h>
27 13b2bc37 2022-10-23 stsp #include <sys/queue.h>
28 13b2bc37 2022-10-23 stsp #include <sys/stat.h>
30 13b2bc37 2022-10-23 stsp #include <ctype.h>
31 13b2bc37 2022-10-23 stsp #include <err.h>
32 13b2bc37 2022-10-23 stsp #include <errno.h>
33 13b2bc37 2022-10-23 stsp #include <event.h>
34 13b2bc37 2022-10-23 stsp #include <imsg.h>
35 13b2bc37 2022-10-23 stsp #include <limits.h>
36 13b2bc37 2022-10-23 stsp #include <sha1.h>
37 5822e79e 2023-02-23 op #include <sha2.h>
38 13b2bc37 2022-10-23 stsp #include <stdarg.h>
39 13b2bc37 2022-10-23 stsp #include <stdlib.h>
40 13b2bc37 2022-10-23 stsp #include <stdio.h>
41 13b2bc37 2022-10-23 stsp #include <string.h>
42 13b2bc37 2022-10-23 stsp #include <syslog.h>
43 13b2bc37 2022-10-23 stsp #include <unistd.h>
45 13b2bc37 2022-10-23 stsp #include "got_error.h"
46 13b2bc37 2022-10-23 stsp #include "got_path.h"
47 9afa3de2 2023-04-04 stsp #include "got_reference.h"
49 13b2bc37 2022-10-23 stsp #include "log.h"
50 13b2bc37 2022-10-23 stsp #include "gotd.h"
51 40b85cca 2023-01-03 stsp #include "auth.h"
52 40b85cca 2023-01-03 stsp #include "listen.h"
54 13b2bc37 2022-10-23 stsp TAILQ_HEAD(files, file) files = TAILQ_HEAD_INITIALIZER(files);
55 13b2bc37 2022-10-23 stsp static struct file {
56 13b2bc37 2022-10-23 stsp TAILQ_ENTRY(file) entry;
57 13b2bc37 2022-10-23 stsp FILE *stream;
62 e9e0377f 2023-03-29 stsp struct file *newfile(const char *, int, int);
63 13b2bc37 2022-10-23 stsp static void closefile(struct file *);
64 13b2bc37 2022-10-23 stsp int check_file_secrecy(int, const char *);
65 13b2bc37 2022-10-23 stsp int yyparse(void);
66 13b2bc37 2022-10-23 stsp int yylex(void);
67 13b2bc37 2022-10-23 stsp int yyerror(const char *, ...)
68 13b2bc37 2022-10-23 stsp __attribute__((__format__ (printf, 1, 2)))
69 13b2bc37 2022-10-23 stsp __attribute__((__nonnull__ (1)));
70 13b2bc37 2022-10-23 stsp int kw_cmp(const void *, const void *);
71 13b2bc37 2022-10-23 stsp int lookup(char *);
72 13b2bc37 2022-10-23 stsp int lgetc(int);
73 13b2bc37 2022-10-23 stsp int lungetc(int);
74 13b2bc37 2022-10-23 stsp int findeol(void);
76 13b2bc37 2022-10-23 stsp TAILQ_HEAD(symhead, sym) symhead = TAILQ_HEAD_INITIALIZER(symhead);
77 13b2bc37 2022-10-23 stsp struct sym {
78 13b2bc37 2022-10-23 stsp TAILQ_ENTRY(sym) entry;
80 13b2bc37 2022-10-23 stsp int persist;
85 13b2bc37 2022-10-23 stsp int symset(const char *, const char *, int);
86 13b2bc37 2022-10-23 stsp char *symget(const char *);
88 13b2bc37 2022-10-23 stsp static int errors;
90 13b2bc37 2022-10-23 stsp static struct gotd *gotd;
91 13b2bc37 2022-10-23 stsp static struct gotd_repo *new_repo;
92 fc89c900 2023-01-03 op static int conf_limit_user_connections(const char *, int);
93 13b2bc37 2022-10-23 stsp static struct gotd_repo *conf_new_repo(const char *);
94 533abaaa 2022-11-18 op static void conf_new_access_rule(struct gotd_repo *,
95 533abaaa 2022-11-18 op enum gotd_access, int, char *);
96 9afa3de2 2023-04-04 stsp static int conf_protect_ref_namespace(
97 9afa3de2 2023-04-04 stsp struct got_pathlist_head *, char *);
98 9afa3de2 2023-04-04 stsp static int conf_protect_tag_namespace(struct gotd_repo *,
100 9afa3de2 2023-04-04 stsp static int conf_protect_branch_namespace(
101 9afa3de2 2023-04-04 stsp struct gotd_repo *, char *);
102 9afa3de2 2023-04-04 stsp static int conf_protect_branch(struct gotd_repo *,
104 13b2bc37 2022-10-23 stsp static enum gotd_procid gotd_proc_id;
106 13b2bc37 2022-10-23 stsp typedef struct {
108 13b2bc37 2022-10-23 stsp long long number;
109 13b2bc37 2022-10-23 stsp char *string;
110 40b85cca 2023-01-03 stsp struct timeval tv;
112 13b2bc37 2022-10-23 stsp int lineno;
117 83577462 2023-01-05 stsp %token PATH ERROR LISTEN ON USER REPOSITORY PERMIT DENY
118 40b85cca 2023-01-03 stsp %token RO RW CONNECTION LIMIT REQUEST TIMEOUT
119 9afa3de2 2023-04-04 stsp %token PROTECT NAMESPACE BRANCH TAG
121 13b2bc37 2022-10-23 stsp %token <v.string> STRING
122 13b2bc37 2022-10-23 stsp %token <v.number> NUMBER
123 40b85cca 2023-01-03 stsp %type <v.tv> timeout
128 13b2bc37 2022-10-23 stsp | grammar '\n'
129 13b2bc37 2022-10-23 stsp | grammar main '\n'
130 13b2bc37 2022-10-23 stsp | grammar repository '\n'
133 40b85cca 2023-01-03 stsp timeout : NUMBER {
134 40b85cca 2023-01-03 stsp if ($1 < 0) {
135 40b85cca 2023-01-03 stsp yyerror("invalid timeout: %lld", $1);
138 40b85cca 2023-01-03 stsp $$.tv_sec = $1;
139 40b85cca 2023-01-03 stsp $$.tv_usec = 0;
142 2be11cde 2023-01-03 op const char *errstr;
143 2be11cde 2023-01-03 op const char *type = "seconds";
147 2be11cde 2023-01-03 op if (*$1 == '\0') {
148 2be11cde 2023-01-03 op yyerror("invalid number of seconds: %s", $1);
153 2be11cde 2023-01-03 op len = strlen($1);
154 2be11cde 2023-01-03 op switch ($1[len - 1]) {
157 2be11cde 2023-01-03 op $1[len - 1] = '\0';
161 2be11cde 2023-01-03 op type = "minutes";
163 2be11cde 2023-01-03 op $1[len - 1] = '\0';
167 2be11cde 2023-01-03 op type = "hours";
168 2be11cde 2023-01-03 op mul = 60 * 60;
169 2be11cde 2023-01-03 op $1[len - 1] = '\0';
173 2be11cde 2023-01-03 op $$.tv_usec = 0;
174 71cd355c 2023-01-03 op $$.tv_sec = strtonum($1, 0, INT_MAX / mul, &errstr);
175 2be11cde 2023-01-03 op if (errstr) {
176 2be11cde 2023-01-03 op yyerror("number of %s is %s: %s", type,
182 2be11cde 2023-01-03 op $$.tv_sec *= mul;
187 83577462 2023-01-05 stsp main : LISTEN ON STRING {
188 abe844e2 2023-01-18 op if (!got_path_is_absolute($3))
189 abe844e2 2023-01-18 op yyerror("bad unix socket path \"%s\": "
190 abe844e2 2023-01-18 op "must be an absolute path", $3);
192 d93ecf7d 2022-12-14 stsp if (gotd_proc_id == PROC_LISTEN) {
193 83577462 2023-01-05 stsp if (strlcpy(gotd->unix_socket_path, $3,
194 13b2bc37 2022-10-23 stsp sizeof(gotd->unix_socket_path)) >=
195 13b2bc37 2022-10-23 stsp sizeof(gotd->unix_socket_path)) {
196 13b2bc37 2022-10-23 stsp yyerror("%s: unix socket path too long",
204 13b2bc37 2022-10-23 stsp | USER STRING {
205 13b2bc37 2022-10-23 stsp if (strlcpy(gotd->user_name, $2,
206 13b2bc37 2022-10-23 stsp sizeof(gotd->user_name)) >=
207 13b2bc37 2022-10-23 stsp sizeof(gotd->user_name)) {
208 13b2bc37 2022-10-23 stsp yyerror("%s: user name too long", __func__);
214 40b85cca 2023-01-03 stsp | connection
217 40b85cca 2023-01-03 stsp connection : CONNECTION '{' optnl conflags_l '}'
218 40b85cca 2023-01-03 stsp | CONNECTION conflags
220 40b85cca 2023-01-03 stsp conflags_l : conflags optnl conflags_l
221 40b85cca 2023-01-03 stsp | conflags optnl
224 40b85cca 2023-01-03 stsp conflags : REQUEST TIMEOUT timeout {
225 46e48ac7 2023-01-03 stsp if ($3.tv_sec <= 0) {
226 46e48ac7 2023-01-03 stsp yyerror("invalid timeout: %lld", $3.tv_sec);
229 40b85cca 2023-01-03 stsp memcpy(&gotd->request_timeout, &$3,
230 40b85cca 2023-01-03 stsp sizeof(gotd->request_timeout));
232 40b85cca 2023-01-03 stsp | LIMIT USER STRING NUMBER {
233 40b85cca 2023-01-03 stsp if (gotd_proc_id == PROC_LISTEN &&
234 40b85cca 2023-01-03 stsp conf_limit_user_connections($3, $4) == -1) {
242 9afa3de2 2023-04-04 stsp protect : PROTECT '{' optnl protectflags_l '}'
243 9afa3de2 2023-04-04 stsp | PROTECT protectflags
245 9afa3de2 2023-04-04 stsp protectflags_l : protectflags optnl protectflags_l
246 9afa3de2 2023-04-04 stsp | protectflags optnl
249 9afa3de2 2023-04-04 stsp protectflags : TAG NAMESPACE STRING {
250 9afa3de2 2023-04-04 stsp if (gotd_proc_id == PROC_GOTD ||
251 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_REPO_WRITE) {
252 9afa3de2 2023-04-04 stsp if (conf_protect_tag_namespace(new_repo, $3)) {
258 9afa3de2 2023-04-04 stsp | BRANCH NAMESPACE STRING {
259 9afa3de2 2023-04-04 stsp if (gotd_proc_id == PROC_GOTD ||
260 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_REPO_WRITE) {
261 9afa3de2 2023-04-04 stsp if (conf_protect_branch_namespace(new_repo,
269 9afa3de2 2023-04-04 stsp | BRANCH STRING {
270 9afa3de2 2023-04-04 stsp if (gotd_proc_id == PROC_GOTD ||
271 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_REPO_WRITE) {
272 9afa3de2 2023-04-04 stsp if (conf_protect_branch(new_repo, $2)) {
280 13b2bc37 2022-10-23 stsp repository : REPOSITORY STRING {
281 13b2bc37 2022-10-23 stsp struct gotd_repo *repo;
283 13b2bc37 2022-10-23 stsp TAILQ_FOREACH(repo, &gotd->repos, entry) {
284 13b2bc37 2022-10-23 stsp if (strcmp(repo->name, $2) == 0) {
285 13b2bc37 2022-10-23 stsp yyerror("duplicate repository '%s'", $2);
291 5e25db14 2022-12-29 stsp if (gotd_proc_id == PROC_GOTD ||
292 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_AUTH ||
293 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_REPO_WRITE) {
294 13b2bc37 2022-10-23 stsp new_repo = conf_new_repo($2);
297 13b2bc37 2022-10-23 stsp } '{' optnl repoopts2 '}' {
301 13b2bc37 2022-10-23 stsp repoopts1 : PATH STRING {
302 5e25db14 2022-12-29 stsp if (gotd_proc_id == PROC_GOTD ||
303 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_AUTH ||
304 9afa3de2 2023-04-04 stsp gotd_proc_id == PROC_REPO_WRITE) {
305 13b2bc37 2022-10-23 stsp if (!got_path_is_absolute($2)) {
306 13b2bc37 2022-10-23 stsp yyerror("%s: path %s is not absolute",
307 13b2bc37 2022-10-23 stsp __func__, $2);
311 9b7f22a6 2023-01-08 stsp if (realpath($2, new_repo->path) == NULL) {
312 9b7f22a6 2023-01-08 stsp yyerror("realpath %s: %s", $2, strerror(errno));
319 0ccf3acb 2022-11-16 stsp | PERMIT RO STRING {
320 5e25db14 2022-12-29 stsp if (gotd_proc_id == PROC_AUTH) {
321 0ccf3acb 2022-11-16 stsp conf_new_access_rule(new_repo,
322 0ccf3acb 2022-11-16 stsp GOTD_ACCESS_PERMITTED, GOTD_AUTH_READ, $3);
325 0ccf3acb 2022-11-16 stsp | PERMIT RW STRING {
326 5e25db14 2022-12-29 stsp if (gotd_proc_id == PROC_AUTH) {
327 0ccf3acb 2022-11-16 stsp conf_new_access_rule(new_repo,
328 0ccf3acb 2022-11-16 stsp GOTD_ACCESS_PERMITTED,
329 0ccf3acb 2022-11-16 stsp GOTD_AUTH_READ | GOTD_AUTH_WRITE, $3);
332 0ccf3acb 2022-11-16 stsp | DENY STRING {
333 5e25db14 2022-12-29 stsp if (gotd_proc_id == PROC_AUTH) {
334 0ccf3acb 2022-11-16 stsp conf_new_access_rule(new_repo,
335 0ccf3acb 2022-11-16 stsp GOTD_ACCESS_DENIED, 0, $2);
341 13b2bc37 2022-10-23 stsp repoopts2 : repoopts2 repoopts1 nl
342 13b2bc37 2022-10-23 stsp | repoopts1 optnl
345 13b2bc37 2022-10-23 stsp nl : '\n' optnl
348 13b2bc37 2022-10-23 stsp optnl : '\n' optnl /* zero or more newlines */
349 13b2bc37 2022-10-23 stsp | /* empty */
354 13b2bc37 2022-10-23 stsp struct keywords {
355 13b2bc37 2022-10-23 stsp const char *k_name;
360 13b2bc37 2022-10-23 stsp yyerror(const char *fmt, ...)
362 13b2bc37 2022-10-23 stsp va_list ap;
365 13b2bc37 2022-10-23 stsp file->errors++;
366 13b2bc37 2022-10-23 stsp va_start(ap, fmt);
367 13b2bc37 2022-10-23 stsp if (vasprintf(&msg, fmt, ap) == -1)
368 13b2bc37 2022-10-23 stsp fatalx("yyerror vasprintf");
369 13b2bc37 2022-10-23 stsp va_end(ap);
370 13b2bc37 2022-10-23 stsp logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg);
372 13b2bc37 2022-10-23 stsp return (0);
376 13b2bc37 2022-10-23 stsp kw_cmp(const void *k, const void *e)
378 13b2bc37 2022-10-23 stsp return (strcmp(k, ((const struct keywords *)e)->k_name));
382 13b2bc37 2022-10-23 stsp lookup(char *s)
384 13b2bc37 2022-10-23 stsp /* This has to be sorted always. */
385 13b2bc37 2022-10-23 stsp static const struct keywords keywords[] = {
386 9afa3de2 2023-04-04 stsp { "branch", BRANCH },
387 40b85cca 2023-01-03 stsp { "connection", CONNECTION },
388 0ccf3acb 2022-11-16 stsp { "deny", DENY },
389 40b85cca 2023-01-03 stsp { "limit", LIMIT },
390 83577462 2023-01-05 stsp { "listen", LISTEN },
391 9afa3de2 2023-04-04 stsp { "namespace", NAMESPACE },
392 13b2bc37 2022-10-23 stsp { "on", ON },
393 13b2bc37 2022-10-23 stsp { "path", PATH },
394 0ccf3acb 2022-11-16 stsp { "permit", PERMIT },
395 9afa3de2 2023-04-04 stsp { "protect", PROTECT },
396 13b2bc37 2022-10-23 stsp { "repository", REPOSITORY },
397 40b85cca 2023-01-03 stsp { "request", REQUEST },
398 0ccf3acb 2022-11-16 stsp { "ro", RO },
399 0ccf3acb 2022-11-16 stsp { "rw", RW },
400 9afa3de2 2023-04-04 stsp { "tag", TAG },
401 40b85cca 2023-01-03 stsp { "timeout", TIMEOUT },
402 13b2bc37 2022-10-23 stsp { "user", USER },
404 13b2bc37 2022-10-23 stsp const struct keywords *p;
406 13b2bc37 2022-10-23 stsp p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
407 13b2bc37 2022-10-23 stsp sizeof(keywords[0]), kw_cmp);
410 13b2bc37 2022-10-23 stsp return (p->k_val);
412 13b2bc37 2022-10-23 stsp return (STRING);
415 13b2bc37 2022-10-23 stsp #define MAXPUSHBACK 128
417 13b2bc37 2022-10-23 stsp unsigned char *parsebuf;
418 13b2bc37 2022-10-23 stsp int parseindex;
419 13b2bc37 2022-10-23 stsp unsigned char pushback_buffer[MAXPUSHBACK];
420 13b2bc37 2022-10-23 stsp int pushback_index = 0;
423 13b2bc37 2022-10-23 stsp lgetc(int quotec)
425 13b2bc37 2022-10-23 stsp int c, next;
427 13b2bc37 2022-10-23 stsp if (parsebuf) {
428 13b2bc37 2022-10-23 stsp /* Read character from the parsebuffer instead of input. */
429 13b2bc37 2022-10-23 stsp if (parseindex >= 0) {
430 13b2bc37 2022-10-23 stsp c = parsebuf[parseindex++];
431 13b2bc37 2022-10-23 stsp if (c != '\0')
432 13b2bc37 2022-10-23 stsp return (c);
433 13b2bc37 2022-10-23 stsp parsebuf = NULL;
435 13b2bc37 2022-10-23 stsp parseindex++;
438 13b2bc37 2022-10-23 stsp if (pushback_index)
439 13b2bc37 2022-10-23 stsp return (pushback_buffer[--pushback_index]);
441 13b2bc37 2022-10-23 stsp if (quotec) {
442 13b2bc37 2022-10-23 stsp c = getc(file->stream);
443 13b2bc37 2022-10-23 stsp if (c == EOF)
444 13b2bc37 2022-10-23 stsp yyerror("reached end of file while parsing "
445 13b2bc37 2022-10-23 stsp "quoted string");
446 13b2bc37 2022-10-23 stsp return (c);
449 13b2bc37 2022-10-23 stsp c = getc(file->stream);
450 13b2bc37 2022-10-23 stsp while (c == '\\') {
451 13b2bc37 2022-10-23 stsp next = getc(file->stream);
452 13b2bc37 2022-10-23 stsp if (next != '\n') {
456 13b2bc37 2022-10-23 stsp yylval.lineno = file->lineno;
457 13b2bc37 2022-10-23 stsp file->lineno++;
458 13b2bc37 2022-10-23 stsp c = getc(file->stream);
461 13b2bc37 2022-10-23 stsp return (c);
465 13b2bc37 2022-10-23 stsp lungetc(int c)
467 13b2bc37 2022-10-23 stsp if (c == EOF)
468 13b2bc37 2022-10-23 stsp return (EOF);
469 13b2bc37 2022-10-23 stsp if (parsebuf) {
470 13b2bc37 2022-10-23 stsp parseindex--;
471 13b2bc37 2022-10-23 stsp if (parseindex >= 0)
472 13b2bc37 2022-10-23 stsp return (c);
474 13b2bc37 2022-10-23 stsp if (pushback_index < MAXPUSHBACK-1)
475 13b2bc37 2022-10-23 stsp return (pushback_buffer[pushback_index++] = c);
477 13b2bc37 2022-10-23 stsp return (EOF);
481 13b2bc37 2022-10-23 stsp findeol(void)
485 13b2bc37 2022-10-23 stsp parsebuf = NULL;
487 13b2bc37 2022-10-23 stsp /* Skip to either EOF or the first real EOL. */
488 13b2bc37 2022-10-23 stsp while (1) {
489 13b2bc37 2022-10-23 stsp if (pushback_index)
490 13b2bc37 2022-10-23 stsp c = pushback_buffer[--pushback_index];
492 13b2bc37 2022-10-23 stsp c = lgetc(0);
493 13b2bc37 2022-10-23 stsp if (c == '\n') {
494 13b2bc37 2022-10-23 stsp file->lineno++;
497 13b2bc37 2022-10-23 stsp if (c == EOF)
500 13b2bc37 2022-10-23 stsp return (ERROR);
504 13b2bc37 2022-10-23 stsp yylex(void)
506 13b2bc37 2022-10-23 stsp unsigned char buf[8096];
507 13b2bc37 2022-10-23 stsp unsigned char *p, *val;
508 13b2bc37 2022-10-23 stsp int quotec, next, c;
513 13b2bc37 2022-10-23 stsp c = lgetc(0);
514 13b2bc37 2022-10-23 stsp while (c == ' ' || c == '\t')
515 13b2bc37 2022-10-23 stsp c = lgetc(0); /* nothing */
517 13b2bc37 2022-10-23 stsp yylval.lineno = file->lineno;
518 13b2bc37 2022-10-23 stsp if (c == '#') {
519 13b2bc37 2022-10-23 stsp c = lgetc(0);
520 13b2bc37 2022-10-23 stsp while (c != '\n' && c != EOF)
521 13b2bc37 2022-10-23 stsp c = lgetc(0); /* nothing */
523 13b2bc37 2022-10-23 stsp if (c == '$' && parsebuf == NULL) {
524 13b2bc37 2022-10-23 stsp while (1) {
525 13b2bc37 2022-10-23 stsp c = lgetc(0);
526 13b2bc37 2022-10-23 stsp if (c == EOF)
527 13b2bc37 2022-10-23 stsp return (0);
529 13b2bc37 2022-10-23 stsp if (p + 1 >= buf + sizeof(buf) - 1) {
530 13b2bc37 2022-10-23 stsp yyerror("string too long");
531 13b2bc37 2022-10-23 stsp return (findeol());
533 13b2bc37 2022-10-23 stsp if (isalnum(c) || c == '_') {
538 13b2bc37 2022-10-23 stsp lungetc(c);
541 13b2bc37 2022-10-23 stsp val = symget(buf);
542 13b2bc37 2022-10-23 stsp if (val == NULL) {
543 13b2bc37 2022-10-23 stsp yyerror("macro '%s' not defined", buf);
544 13b2bc37 2022-10-23 stsp return (findeol());
546 13b2bc37 2022-10-23 stsp parsebuf = val;
547 13b2bc37 2022-10-23 stsp parseindex = 0;
551 13b2bc37 2022-10-23 stsp switch (c) {
554 13b2bc37 2022-10-23 stsp quotec = c;
555 13b2bc37 2022-10-23 stsp while (1) {
556 13b2bc37 2022-10-23 stsp c = lgetc(quotec);
557 13b2bc37 2022-10-23 stsp if (c == EOF)
558 13b2bc37 2022-10-23 stsp return (0);
559 13b2bc37 2022-10-23 stsp if (c == '\n') {
560 13b2bc37 2022-10-23 stsp file->lineno++;
562 13b2bc37 2022-10-23 stsp } else if (c == '\\') {
563 13b2bc37 2022-10-23 stsp next = lgetc(quotec);
564 13b2bc37 2022-10-23 stsp if (next == EOF)
565 13b2bc37 2022-10-23 stsp return (0);
566 13b2bc37 2022-10-23 stsp if (next == quotec || c == ' ' || c == '\t')
568 13b2bc37 2022-10-23 stsp else if (next == '\n') {
569 13b2bc37 2022-10-23 stsp file->lineno++;
572 13b2bc37 2022-10-23 stsp lungetc(next);
573 13b2bc37 2022-10-23 stsp } else if (c == quotec) {
576 13b2bc37 2022-10-23 stsp } else if (c == '\0') {
577 13b2bc37 2022-10-23 stsp yyerror("syntax error");
578 13b2bc37 2022-10-23 stsp return (findeol());
580 13b2bc37 2022-10-23 stsp if (p + 1 >= buf + sizeof(buf) - 1) {
581 13b2bc37 2022-10-23 stsp yyerror("string too long");
582 13b2bc37 2022-10-23 stsp return (findeol());
586 13b2bc37 2022-10-23 stsp yylval.v.string = strdup(buf);
587 13b2bc37 2022-10-23 stsp if (yylval.v.string == NULL)
588 13b2bc37 2022-10-23 stsp err(1, "yylex: strdup");
589 13b2bc37 2022-10-23 stsp return (STRING);
592 13b2bc37 2022-10-23 stsp #define allowed_to_end_number(x) \
593 13b2bc37 2022-10-23 stsp (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
595 13b2bc37 2022-10-23 stsp if (c == '-' || isdigit(c)) {
598 13b2bc37 2022-10-23 stsp if ((unsigned)(p-buf) >= sizeof(buf)) {
599 13b2bc37 2022-10-23 stsp yyerror("string too long");
600 13b2bc37 2022-10-23 stsp return (findeol());
602 13b2bc37 2022-10-23 stsp c = lgetc(0);
603 13b2bc37 2022-10-23 stsp } while (c != EOF && isdigit(c));
604 13b2bc37 2022-10-23 stsp lungetc(c);
605 13b2bc37 2022-10-23 stsp if (p == buf + 1 && buf[0] == '-')
606 13b2bc37 2022-10-23 stsp goto nodigits;
607 13b2bc37 2022-10-23 stsp if (c == EOF || allowed_to_end_number(c)) {
608 13b2bc37 2022-10-23 stsp const char *errstr = NULL;
611 13b2bc37 2022-10-23 stsp yylval.v.number = strtonum(buf, LLONG_MIN,
612 13b2bc37 2022-10-23 stsp LLONG_MAX, &errstr);
613 13b2bc37 2022-10-23 stsp if (errstr) {
614 13b2bc37 2022-10-23 stsp yyerror("\"%s\" invalid number: %s",
615 13b2bc37 2022-10-23 stsp buf, errstr);
616 13b2bc37 2022-10-23 stsp return (findeol());
618 13b2bc37 2022-10-23 stsp return (NUMBER);
621 13b2bc37 2022-10-23 stsp while (p > buf + 1)
622 13b2bc37 2022-10-23 stsp lungetc(*--p);
624 13b2bc37 2022-10-23 stsp if (c == '-')
625 13b2bc37 2022-10-23 stsp return (c);
629 13b2bc37 2022-10-23 stsp #define allowed_in_string(x) \
630 13b2bc37 2022-10-23 stsp (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
631 13b2bc37 2022-10-23 stsp x != '{' && x != '}' && \
632 13b2bc37 2022-10-23 stsp x != '!' && x != '=' && x != '#' && \
635 13b2bc37 2022-10-23 stsp if (isalnum(c) || c == ':' || c == '_') {
638 13b2bc37 2022-10-23 stsp if ((unsigned)(p-buf) >= sizeof(buf)) {
639 13b2bc37 2022-10-23 stsp yyerror("string too long");
640 13b2bc37 2022-10-23 stsp return (findeol());
642 13b2bc37 2022-10-23 stsp c = lgetc(0);
643 13b2bc37 2022-10-23 stsp } while (c != EOF && (allowed_in_string(c)));
644 13b2bc37 2022-10-23 stsp lungetc(c);
646 13b2bc37 2022-10-23 stsp token = lookup(buf);
647 13b2bc37 2022-10-23 stsp if (token == STRING) {
648 13b2bc37 2022-10-23 stsp yylval.v.string = strdup(buf);
649 13b2bc37 2022-10-23 stsp if (yylval.v.string == NULL)
650 13b2bc37 2022-10-23 stsp err(1, "yylex: strdup");
652 13b2bc37 2022-10-23 stsp return (token);
654 13b2bc37 2022-10-23 stsp if (c == '\n') {
655 13b2bc37 2022-10-23 stsp yylval.lineno = file->lineno;
656 13b2bc37 2022-10-23 stsp file->lineno++;
658 13b2bc37 2022-10-23 stsp if (c == EOF)
659 13b2bc37 2022-10-23 stsp return (0);
660 13b2bc37 2022-10-23 stsp return (c);
664 13b2bc37 2022-10-23 stsp check_file_secrecy(int fd, const char *fname)
666 13b2bc37 2022-10-23 stsp struct stat st;
668 13b2bc37 2022-10-23 stsp if (fstat(fd, &st)) {
669 13b2bc37 2022-10-23 stsp log_warn("cannot stat %s", fname);
670 13b2bc37 2022-10-23 stsp return (-1);
672 13b2bc37 2022-10-23 stsp if (st.st_uid != 0 && st.st_uid != getuid()) {
673 13b2bc37 2022-10-23 stsp log_warnx("%s: owner not root or current user", fname);
674 13b2bc37 2022-10-23 stsp return (-1);
676 13b2bc37 2022-10-23 stsp if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) {
677 13b2bc37 2022-10-23 stsp log_warnx("%s: group writable or world read/writable", fname);
678 13b2bc37 2022-10-23 stsp return (-1);
680 13b2bc37 2022-10-23 stsp return (0);
683 13b2bc37 2022-10-23 stsp struct file *
684 e9e0377f 2023-03-29 stsp newfile(const char *name, int secret, int required)
686 13b2bc37 2022-10-23 stsp struct file *nfile;
688 13b2bc37 2022-10-23 stsp nfile = calloc(1, sizeof(struct file));
689 13b2bc37 2022-10-23 stsp if (nfile == NULL) {
690 13b2bc37 2022-10-23 stsp log_warn("calloc");
691 13b2bc37 2022-10-23 stsp return (NULL);
693 13b2bc37 2022-10-23 stsp nfile->name = strdup(name);
694 13b2bc37 2022-10-23 stsp if (nfile->name == NULL) {
695 13b2bc37 2022-10-23 stsp log_warn("strdup");
696 13b2bc37 2022-10-23 stsp free(nfile);
697 13b2bc37 2022-10-23 stsp return (NULL);
699 13b2bc37 2022-10-23 stsp nfile->stream = fopen(nfile->name, "r");
700 13b2bc37 2022-10-23 stsp if (nfile->stream == NULL) {
701 e9e0377f 2023-03-29 stsp if (required)
702 e9e0377f 2023-03-29 stsp log_warn("open %s", nfile->name);
703 13b2bc37 2022-10-23 stsp free(nfile->name);
704 13b2bc37 2022-10-23 stsp free(nfile);
705 13b2bc37 2022-10-23 stsp return (NULL);
706 13b2bc37 2022-10-23 stsp } else if (secret &&
707 13b2bc37 2022-10-23 stsp check_file_secrecy(fileno(nfile->stream), nfile->name)) {
708 13b2bc37 2022-10-23 stsp fclose(nfile->stream);
709 13b2bc37 2022-10-23 stsp free(nfile->name);
710 13b2bc37 2022-10-23 stsp free(nfile);
711 13b2bc37 2022-10-23 stsp return (NULL);
713 13b2bc37 2022-10-23 stsp nfile->lineno = 1;
714 13b2bc37 2022-10-23 stsp return (nfile);
717 13b2bc37 2022-10-23 stsp static void
718 13b2bc37 2022-10-23 stsp closefile(struct file *xfile)
720 13b2bc37 2022-10-23 stsp fclose(xfile->stream);
721 13b2bc37 2022-10-23 stsp free(xfile->name);
722 13b2bc37 2022-10-23 stsp free(xfile);
726 13b2bc37 2022-10-23 stsp parse_config(const char *filename, enum gotd_procid proc_id,
727 e9e0377f 2023-03-29 stsp struct gotd *env, int require_config_file)
729 13b2bc37 2022-10-23 stsp struct sym *sym, *next;
730 3b706203 2023-01-02 stsp struct gotd_repo *repo;
732 13b2bc37 2022-10-23 stsp memset(env, 0, sizeof(*env));
734 13b2bc37 2022-10-23 stsp gotd = env;
735 13b2bc37 2022-10-23 stsp gotd_proc_id = proc_id;
736 13b2bc37 2022-10-23 stsp TAILQ_INIT(&gotd->repos);
738 13b2bc37 2022-10-23 stsp /* Apply default values. */
739 13b2bc37 2022-10-23 stsp if (strlcpy(gotd->unix_socket_path, GOTD_UNIX_SOCKET,
740 13b2bc37 2022-10-23 stsp sizeof(gotd->unix_socket_path)) >= sizeof(gotd->unix_socket_path)) {
741 13b2bc37 2022-10-23 stsp fprintf(stderr, "%s: unix socket path too long", __func__);
744 13b2bc37 2022-10-23 stsp if (strlcpy(gotd->user_name, GOTD_USER,
745 13b2bc37 2022-10-23 stsp sizeof(gotd->user_name)) >= sizeof(gotd->user_name)) {
746 13b2bc37 2022-10-23 stsp fprintf(stderr, "%s: user name too long", __func__);
750 40b85cca 2023-01-03 stsp gotd->request_timeout.tv_sec = GOTD_DEFAULT_REQUEST_TIMEOUT;
751 40b85cca 2023-01-03 stsp gotd->request_timeout.tv_usec = 0;
753 e9e0377f 2023-03-29 stsp file = newfile(filename, 0, require_config_file);
754 3fa763e5 2023-03-01 stsp if (file == NULL)
755 e9e0377f 2023-03-29 stsp return require_config_file ? -1 : 0;
758 13b2bc37 2022-10-23 stsp errors = file->errors;
759 13b2bc37 2022-10-23 stsp closefile(file);
761 13b2bc37 2022-10-23 stsp /* Free macros and check which have not been used. */
762 13b2bc37 2022-10-23 stsp TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
763 13b2bc37 2022-10-23 stsp if ((gotd->verbosity > 1) && !sym->used)
764 13b2bc37 2022-10-23 stsp fprintf(stderr, "warning: macro '%s' not used\n",
766 13b2bc37 2022-10-23 stsp if (!sym->persist) {
767 13b2bc37 2022-10-23 stsp free(sym->nam);
768 13b2bc37 2022-10-23 stsp free(sym->val);
769 13b2bc37 2022-10-23 stsp TAILQ_REMOVE(&symhead, sym, entry);
774 13b2bc37 2022-10-23 stsp if (errors)
775 13b2bc37 2022-10-23 stsp return (-1);
777 3b706203 2023-01-02 stsp TAILQ_FOREACH(repo, &gotd->repos, entry) {
778 3b706203 2023-01-02 stsp if (repo->path[0] == '\0') {
779 2507ffb7 2023-01-02 stsp log_warnx("repository \"%s\": no path provided in "
780 2507ffb7 2023-01-02 stsp "configuration file", repo->name);
781 3b706203 2023-01-02 stsp return (-1);
785 809a54db 2023-01-18 op if (proc_id == PROC_GOTD && TAILQ_EMPTY(&gotd->repos)) {
786 809a54db 2023-01-18 op log_warnx("no repository defined in configuration file");
790 13b2bc37 2022-10-23 stsp return (0);
794 40b85cca 2023-01-03 stsp uid_connection_limit_cmp(const void *pa, const void *pb)
796 40b85cca 2023-01-03 stsp const struct gotd_uid_connection_limit *a = pa, *b = pb;
798 40b85cca 2023-01-03 stsp if (a->uid < b->uid)
800 40b85cca 2023-01-03 stsp else if (a->uid > b->uid);
807 40b85cca 2023-01-03 stsp conf_limit_user_connections(const char *user, int maximum)
810 40b85cca 2023-01-03 stsp struct gotd_uid_connection_limit *limit;
811 40b85cca 2023-01-03 stsp size_t nlimits;
813 40b85cca 2023-01-03 stsp if (maximum < 1) {
814 40b85cca 2023-01-03 stsp yyerror("max connections cannot be smaller 1");
817 40b85cca 2023-01-03 stsp if (maximum > GOTD_MAXCLIENTS) {
818 40b85cca 2023-01-03 stsp yyerror("max connections must be <= %d", GOTD_MAXCLIENTS);
822 40b85cca 2023-01-03 stsp if (gotd_auth_parseuid(user, &uid) == -1) {
823 40b85cca 2023-01-03 stsp yyerror("%s: no such user", user);
827 40b85cca 2023-01-03 stsp limit = gotd_find_uid_connection_limit(gotd->connection_limits,
828 40b85cca 2023-01-03 stsp gotd->nconnection_limits, uid);
829 40b85cca 2023-01-03 stsp if (limit) {
830 40b85cca 2023-01-03 stsp limit->max_connections = maximum;
834 40b85cca 2023-01-03 stsp limit = gotd->connection_limits;
835 40b85cca 2023-01-03 stsp nlimits = gotd->nconnection_limits + 1;
836 40b85cca 2023-01-03 stsp limit = reallocarray(limit, nlimits, sizeof(*limit));
837 40b85cca 2023-01-03 stsp if (limit == NULL)
838 40b85cca 2023-01-03 stsp fatal("reallocarray");
840 40b85cca 2023-01-03 stsp limit[nlimits - 1].uid = uid;
841 40b85cca 2023-01-03 stsp limit[nlimits - 1].max_connections = maximum;
843 40b85cca 2023-01-03 stsp gotd->connection_limits = limit;
844 40b85cca 2023-01-03 stsp gotd->nconnection_limits = nlimits;
845 40b85cca 2023-01-03 stsp qsort(gotd->connection_limits, gotd->nconnection_limits,
846 40b85cca 2023-01-03 stsp sizeof(gotd->connection_limits[0]), uid_connection_limit_cmp);
851 13b2bc37 2022-10-23 stsp static struct gotd_repo *
852 13b2bc37 2022-10-23 stsp conf_new_repo(const char *name)
854 13b2bc37 2022-10-23 stsp struct gotd_repo *repo;
856 7683f79a 2023-01-02 stsp if (name[0] == '\0') {
857 7683f79a 2023-01-02 stsp fatalx("syntax error: empty repository name found in %s",
858 7683f79a 2023-01-02 stsp file->name);
861 2507ffb7 2023-01-02 stsp if (strchr(name, '\n') != NULL)
862 2507ffb7 2023-01-02 stsp fatalx("repository names must not contain linefeeds: %s", name);
864 13b2bc37 2022-10-23 stsp repo = calloc(1, sizeof(*repo));
865 13b2bc37 2022-10-23 stsp if (repo == NULL)
866 13b2bc37 2022-10-23 stsp fatalx("%s: calloc", __func__);
868 0ccf3acb 2022-11-16 stsp STAILQ_INIT(&repo->rules);
869 9afa3de2 2023-04-04 stsp TAILQ_INIT(&repo->protected_tag_namespaces);
870 9afa3de2 2023-04-04 stsp TAILQ_INIT(&repo->protected_branch_namespaces);
871 9afa3de2 2023-04-04 stsp TAILQ_INIT(&repo->protected_branches);
873 13b2bc37 2022-10-23 stsp if (strlcpy(repo->name, name, sizeof(repo->name)) >=
874 13b2bc37 2022-10-23 stsp sizeof(repo->name))
875 13b2bc37 2022-10-23 stsp fatalx("%s: strlcpy", __func__);
877 13b2bc37 2022-10-23 stsp TAILQ_INSERT_TAIL(&gotd->repos, repo, entry);
878 13b2bc37 2022-10-23 stsp gotd->nrepos++;
880 13b2bc37 2022-10-23 stsp return repo;
883 0ccf3acb 2022-11-16 stsp static void
884 0ccf3acb 2022-11-16 stsp conf_new_access_rule(struct gotd_repo *repo, enum gotd_access access,
885 0ccf3acb 2022-11-16 stsp int authorization, char *identifier)
887 0ccf3acb 2022-11-16 stsp struct gotd_access_rule *rule;
889 0ccf3acb 2022-11-16 stsp rule = calloc(1, sizeof(*rule));
890 0ccf3acb 2022-11-16 stsp if (rule == NULL)
891 0ccf3acb 2022-11-16 stsp fatal("calloc");
893 0ccf3acb 2022-11-16 stsp rule->access = access;
894 0ccf3acb 2022-11-16 stsp rule->authorization = authorization;
895 0ccf3acb 2022-11-16 stsp rule->identifier = identifier;
897 0ccf3acb 2022-11-16 stsp STAILQ_INSERT_TAIL(&repo->rules, rule, entry);
901 9afa3de2 2023-04-04 stsp refname_is_valid(char *refname)
903 9afa3de2 2023-04-04 stsp if (strlen(refname) < 5 || strncmp(refname, "refs/", 5) != 0) {
904 9afa3de2 2023-04-04 stsp yyerror("reference name must begin with \"refs/\": %s",
909 9afa3de2 2023-04-04 stsp if (!got_ref_name_is_valid(refname)) {
910 9afa3de2 2023-04-04 stsp yyerror("invalid reference name: %s", refname);
918 9afa3de2 2023-04-04 stsp conf_protect_ref_namespace(struct got_pathlist_head *refs, char *namespace)
920 9afa3de2 2023-04-04 stsp const struct got_error *error;
921 f0426190 2023-04-05 op struct got_pathlist_entry *new;
924 9afa3de2 2023-04-04 stsp got_path_strip_trailing_slashes(namespace);
925 9afa3de2 2023-04-04 stsp if (!refname_is_valid(namespace))
927 9afa3de2 2023-04-04 stsp if (asprintf(&s, "%s/", namespace) == -1) {
928 9afa3de2 2023-04-04 stsp yyerror("asprintf: %s", strerror(errno));
932 f0426190 2023-04-05 op error = got_pathlist_insert(&new, refs, s, NULL);
933 f0426190 2023-04-05 op if (error || new == NULL) {
936 f0426190 2023-04-05 op yyerror("got_pathlist_insert: %s", error->msg);
938 f0426190 2023-04-05 op yyerror("duplicate protect namespace %s", namespace);
946 9afa3de2 2023-04-04 stsp conf_protect_tag_namespace(struct gotd_repo *repo, char *namespace)
948 9afa3de2 2023-04-04 stsp return conf_protect_ref_namespace(&repo->protected_tag_namespaces,
949 9afa3de2 2023-04-04 stsp namespace);
953 9afa3de2 2023-04-04 stsp conf_protect_branch_namespace(struct gotd_repo *repo, char *namespace)
955 9afa3de2 2023-04-04 stsp return conf_protect_ref_namespace(&repo->protected_branch_namespaces,
956 9afa3de2 2023-04-04 stsp namespace);
960 9afa3de2 2023-04-04 stsp conf_protect_branch(struct gotd_repo *repo, char *branchname)
962 9afa3de2 2023-04-04 stsp const struct got_error *error;
963 f0426190 2023-04-05 op struct got_pathlist_entry *new;
964 9afa3de2 2023-04-04 stsp char *refname;
966 9afa3de2 2023-04-04 stsp if (strncmp(branchname, "refs/heads/", 11) != 0) {
967 9afa3de2 2023-04-04 stsp if (asprintf(&refname, "refs/heads/%s", branchname) == -1) {
968 9afa3de2 2023-04-04 stsp yyerror("asprintf: %s", strerror(errno));
972 9afa3de2 2023-04-04 stsp refname = strdup(branchname);
973 9afa3de2 2023-04-04 stsp if (refname == NULL) {
974 9afa3de2 2023-04-04 stsp yyerror("strdup: %s", strerror(errno));
979 9afa3de2 2023-04-04 stsp if (!refname_is_valid(refname)) {
980 9afa3de2 2023-04-04 stsp free(refname);
984 f0426190 2023-04-05 op error = got_pathlist_insert(&new, &repo->protected_branches,
985 9afa3de2 2023-04-04 stsp refname, NULL);
986 f0426190 2023-04-05 op if (error || new == NULL) {
987 f0426190 2023-04-05 op free(refname);
989 f0426190 2023-04-05 op yyerror("got_pathlist_insert: %s", error->msg);
991 f0426190 2023-04-05 op yyerror("duplicate protect branch %s", branchname);
999 13b2bc37 2022-10-23 stsp symset(const char *nam, const char *val, int persist)
1001 13b2bc37 2022-10-23 stsp struct sym *sym;
1003 13b2bc37 2022-10-23 stsp TAILQ_FOREACH(sym, &symhead, entry) {
1004 13b2bc37 2022-10-23 stsp if (strcmp(nam, sym->nam) == 0)
1008 13b2bc37 2022-10-23 stsp if (sym != NULL) {
1009 13b2bc37 2022-10-23 stsp if (sym->persist == 1)
1010 13b2bc37 2022-10-23 stsp return (0);
1012 13b2bc37 2022-10-23 stsp free(sym->nam);
1013 13b2bc37 2022-10-23 stsp free(sym->val);
1014 13b2bc37 2022-10-23 stsp TAILQ_REMOVE(&symhead, sym, entry);
1015 13b2bc37 2022-10-23 stsp free(sym);
1018 13b2bc37 2022-10-23 stsp sym = calloc(1, sizeof(*sym));
1019 13b2bc37 2022-10-23 stsp if (sym == NULL)
1020 13b2bc37 2022-10-23 stsp return (-1);
1022 13b2bc37 2022-10-23 stsp sym->nam = strdup(nam);
1023 13b2bc37 2022-10-23 stsp if (sym->nam == NULL) {
1024 13b2bc37 2022-10-23 stsp free(sym);
1025 13b2bc37 2022-10-23 stsp return (-1);
1027 13b2bc37 2022-10-23 stsp sym->val = strdup(val);
1028 13b2bc37 2022-10-23 stsp if (sym->val == NULL) {
1029 13b2bc37 2022-10-23 stsp free(sym->nam);
1030 13b2bc37 2022-10-23 stsp free(sym);
1031 13b2bc37 2022-10-23 stsp return (-1);
1033 13b2bc37 2022-10-23 stsp sym->used = 0;
1034 13b2bc37 2022-10-23 stsp sym->persist = persist;
1035 13b2bc37 2022-10-23 stsp TAILQ_INSERT_TAIL(&symhead, sym, entry);
1036 13b2bc37 2022-10-23 stsp return (0);
1040 13b2bc37 2022-10-23 stsp symget(const char *nam)
1042 13b2bc37 2022-10-23 stsp struct sym *sym;
1044 13b2bc37 2022-10-23 stsp TAILQ_FOREACH(sym, &symhead, entry) {
1045 13b2bc37 2022-10-23 stsp if (strcmp(nam, sym->nam) == 0) {
1046 13b2bc37 2022-10-23 stsp sym->used = 1;
1047 13b2bc37 2022-10-23 stsp return (sym->val);
1050 13b2bc37 2022-10-23 stsp return (NULL);
1053 b09c1279 2023-03-28 stsp struct gotd_repo *
1054 b09c1279 2023-03-28 stsp gotd_find_repo_by_name(const char *repo_name, struct gotd *gotd)
1056 b09c1279 2023-03-28 stsp struct gotd_repo *repo;
1057 b09c1279 2023-03-28 stsp size_t namelen;
1059 b09c1279 2023-03-28 stsp TAILQ_FOREACH(repo, &gotd->repos, entry) {
1060 b09c1279 2023-03-28 stsp namelen = strlen(repo->name);
1061 b09c1279 2023-03-28 stsp if (strncmp(repo->name, repo_name, namelen) != 0)
1063 b09c1279 2023-03-28 stsp if (repo_name[namelen] == '\0' ||
1064 b09c1279 2023-03-28 stsp strcmp(&repo_name[namelen], ".git") == 0)
1065 b09c1279 2023-03-28 stsp return repo;
1068 b09c1279 2023-03-28 stsp return NULL;
1071 9afa3de2 2023-04-04 stsp struct gotd_repo *
1072 9afa3de2 2023-04-04 stsp gotd_find_repo_by_path(const char *repo_path, struct gotd *gotd)
1074 9afa3de2 2023-04-04 stsp struct gotd_repo *repo;
1076 9afa3de2 2023-04-04 stsp TAILQ_FOREACH(repo, &gotd->repos, entry) {
1077 9afa3de2 2023-04-04 stsp if (strcmp(repo->path, repo_path) == 0)
1078 9afa3de2 2023-04-04 stsp return repo;
1081 9afa3de2 2023-04-04 stsp return NULL;