2 5d56da81 2019-01-13 stsp * Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
4 d71d75ad 2017-11-05 stsp * Permission to use, copy, modify, and distribute this software for any
5 d71d75ad 2017-11-05 stsp * purpose with or without fee is hereby granted, provided that the above
6 d71d75ad 2017-11-05 stsp * copyright notice and this permission notice appear in all copies.
8 d71d75ad 2017-11-05 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 d71d75ad 2017-11-05 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 d71d75ad 2017-11-05 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 d71d75ad 2017-11-05 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 d71d75ad 2017-11-05 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 d71d75ad 2017-11-05 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 d71d75ad 2017-11-05 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 2178c42e 2018-04-22 stsp #include <sys/types.h>
18 0ffeb3c2 2017-11-26 stsp #include <sys/stat.h>
19 d1cda826 2017-11-06 stsp #include <sys/queue.h>
20 f8b19efd 2021-10-13 stsp #include <sys/tree.h>
21 2178c42e 2018-04-22 stsp #include <sys/uio.h>
22 2178c42e 2018-04-22 stsp #include <sys/socket.h>
23 2178c42e 2018-04-22 stsp #include <sys/wait.h>
24 b48e2ddb 2019-05-22 stsp #include <sys/resource.h>
25 64a8571e 2022-01-07 stsp #include <sys/mman.h>
27 a1fd68d8 2018-01-12 stsp #include <errno.h>
28 2178c42e 2018-04-22 stsp #include <fcntl.h>
29 d71d75ad 2017-11-05 stsp #include <stdio.h>
30 ab9a70b2 2017-11-06 stsp #include <stdlib.h>
31 ab9a70b2 2017-11-06 stsp #include <string.h>
32 2178c42e 2018-04-22 stsp #include <stdint.h>
33 d71d75ad 2017-11-05 stsp #include <sha1.h>
34 81a12da5 2020-09-09 naddy #include <unistd.h>
35 ab9a70b2 2017-11-06 stsp #include <zlib.h>
36 ab9a70b2 2017-11-06 stsp #include <ctype.h>
37 e40622f4 2020-07-23 stsp #include <libgen.h>
38 ab9a70b2 2017-11-06 stsp #include <limits.h>
39 2178c42e 2018-04-22 stsp #include <imsg.h>
40 788c352e 2018-06-16 stsp #include <time.h>
42 ab9a70b2 2017-11-06 stsp #include "got_error.h"
43 d71d75ad 2017-11-05 stsp #include "got_object.h"
44 ab9a70b2 2017-11-06 stsp #include "got_repository.h"
45 511a516b 2018-05-19 stsp #include "got_opentemp.h"
46 324d37e7 2019-05-11 stsp #include "got_path.h"
48 718b3ab0 2018-03-17 stsp #include "got_lib_sha1.h"
49 718b3ab0 2018-03-17 stsp #include "got_lib_delta.h"
50 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
51 718b3ab0 2018-03-17 stsp #include "got_lib_object.h"
52 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
53 6bef87be 2018-09-11 stsp #include "got_lib_object_idcache.h"
54 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
55 ad242220 2018-09-08 stsp #include "got_lib_object_parse.h"
56 15a94983 2018-12-23 stsp #include "got_lib_pack.h"
57 7bb0daa1 2018-06-21 stsp #include "got_lib_repository.h"
60 ab9a70b2 2017-11-06 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
63 3235492e 2018-04-01 stsp struct got_object_id *
64 3235492e 2018-04-01 stsp got_object_get_id(struct got_object *obj)
66 6402fb3c 2018-09-15 stsp return &obj->id;
69 bacc9935 2018-05-20 stsp const struct got_error *
70 bacc9935 2018-05-20 stsp got_object_get_id_str(char **outbuf, struct got_object *obj)
72 bacc9935 2018-05-20 stsp return got_object_id_str(outbuf, &obj->id);
75 15a94983 2018-12-23 stsp const struct got_error *
76 15a94983 2018-12-23 stsp got_object_get_type(int *type, struct got_repository *repo,
77 15a94983 2018-12-23 stsp struct got_object_id *id)
79 15a94983 2018-12-23 stsp const struct got_error *err = NULL;
80 15a94983 2018-12-23 stsp struct got_object *obj;
82 15a94983 2018-12-23 stsp err = got_object_open(&obj, repo, id);
86 b107e67f 2018-01-19 stsp switch (obj->type) {
87 a1fd68d8 2018-01-12 stsp case GOT_OBJ_TYPE_COMMIT:
88 a1fd68d8 2018-01-12 stsp case GOT_OBJ_TYPE_TREE:
89 a1fd68d8 2018-01-12 stsp case GOT_OBJ_TYPE_BLOB:
90 b107e67f 2018-01-19 stsp case GOT_OBJ_TYPE_TAG:
91 15a94983 2018-12-23 stsp *type = obj->type;
94 15a94983 2018-12-23 stsp err = got_error(GOT_ERR_OBJ_TYPE);
98 15a94983 2018-12-23 stsp got_object_close(obj);
102 90bdb554 2019-04-11 stsp const struct got_error *
103 90bdb554 2019-04-11 stsp got_object_get_path(char **path, struct got_object_id *id,
104 90bdb554 2019-04-11 stsp struct got_repository *repo)
106 ab9a70b2 2017-11-06 stsp const struct got_error *err = NULL;
107 7a132809 2018-07-23 stsp char *hex = NULL;
108 41d2888b 2019-08-11 stsp char *path_objects;
110 e6b1056e 2018-04-22 stsp *path = NULL;
112 41d2888b 2019-08-11 stsp path_objects = got_repo_get_path_objects(repo);
113 ab9a70b2 2017-11-06 stsp if (path_objects == NULL)
114 638f9024 2019-05-13 stsp return got_error_from_errno("got_repo_get_path_objects");
116 ef0981d5 2018-02-12 stsp err = got_object_id_str(&hex, id);
120 d1cda826 2017-11-06 stsp if (asprintf(path, "%s/%.2x/%s", path_objects,
121 d1cda826 2017-11-06 stsp id->sha1[0], hex + 2) == -1)
122 638f9024 2019-05-13 stsp err = got_error_from_errno("asprintf");
126 d1cda826 2017-11-06 stsp free(path_objects);
127 d1cda826 2017-11-06 stsp return err;
130 762d73f4 2021-04-10 stsp const struct got_error *
131 762d73f4 2021-04-10 stsp got_object_open_loose_fd(int *fd, struct got_object_id *id,
132 4796fb13 2018-12-23 stsp struct got_repository *repo)
134 d1cda826 2017-11-06 stsp const struct got_error *err = NULL;
135 a1fd68d8 2018-01-12 stsp char *path;
137 90bdb554 2019-04-11 stsp err = got_object_get_path(&path, id, repo);
139 d1cda826 2017-11-06 stsp return err;
140 8bd0cdad 2021-12-31 stsp *fd = open(path, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
141 d5003b79 2018-04-22 stsp if (*fd == -1) {
142 e82b1d81 2019-07-27 stsp err = got_error_from_errno2("open", path);
146 4558fcd4 2018-01-14 stsp free(path);
147 2090a03d 2018-09-09 stsp return err;
150 2090a03d 2018-09-09 stsp static const struct got_error *
151 a158c901 2018-12-23 stsp request_packed_object(struct got_object **obj, struct got_pack *pack, int idx,
152 a158c901 2018-12-23 stsp struct got_object_id *id)
154 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
155 a158c901 2018-12-23 stsp struct imsgbuf *ibuf = pack->privsep_child->ibuf;
157 a158c901 2018-12-23 stsp err = got_privsep_send_packed_obj_req(ibuf, idx, id);
159 a158c901 2018-12-23 stsp return err;
161 a158c901 2018-12-23 stsp err = got_privsep_recv_obj(obj, ibuf);
163 a158c901 2018-12-23 stsp return err;
165 a158c901 2018-12-23 stsp memcpy(&(*obj)->id, id, sizeof((*obj)->id));
167 a158c901 2018-12-23 stsp return NULL;
170 db696021 2022-01-04 stsp /* Create temporary files used during delta application. */
171 59d1e4a0 2021-03-10 stsp static const struct got_error *
172 db696021 2022-01-04 stsp pack_child_send_tempfiles(struct imsgbuf *ibuf, struct got_pack *pack)
174 db696021 2022-01-04 stsp const struct got_error *err;
175 db696021 2022-01-04 stsp int basefd, accumfd;
178 db696021 2022-01-04 stsp * For performance reasons, the child will keep reusing the
179 db696021 2022-01-04 stsp * same temporary files during every object request.
180 db696021 2022-01-04 stsp * Opening and closing new files for every object request is
181 db696021 2022-01-04 stsp * too expensive during operations such as 'gotadmin pack'.
183 db696021 2022-01-04 stsp if (pack->child_has_tempfiles)
184 db696021 2022-01-04 stsp return NULL;
186 59d1e4a0 2021-03-10 stsp basefd = got_opentempfd();
187 59d1e4a0 2021-03-10 stsp if (basefd == -1)
188 59d1e4a0 2021-03-10 stsp return got_error_from_errno("got_opentempfd");
190 db696021 2022-01-04 stsp err = got_privsep_send_tmpfd(ibuf, basefd);
192 db696021 2022-01-04 stsp return err;
194 59d1e4a0 2021-03-10 stsp accumfd = got_opentempfd();
195 db696021 2022-01-04 stsp if (accumfd == -1)
196 59d1e4a0 2021-03-10 stsp return got_error_from_errno("got_opentempfd");
198 db696021 2022-01-04 stsp err = got_privsep_send_tmpfd(ibuf, accumfd);
200 59d1e4a0 2021-03-10 stsp return err;
202 db696021 2022-01-04 stsp pack->child_has_tempfiles = 1;
203 db696021 2022-01-04 stsp return NULL;
206 db696021 2022-01-04 stsp static const struct got_error *
207 db696021 2022-01-04 stsp request_packed_object_raw(uint8_t **outbuf, off_t *size, size_t *hdrlen,
208 db696021 2022-01-04 stsp int outfd, struct got_pack *pack, int idx, struct got_object_id *id)
210 db696021 2022-01-04 stsp const struct got_error *err = NULL;
211 db696021 2022-01-04 stsp struct imsgbuf *ibuf = pack->privsep_child->ibuf;
212 db696021 2022-01-04 stsp int outfd_child;
214 db696021 2022-01-04 stsp err = pack_child_send_tempfiles(ibuf, pack);
216 db696021 2022-01-04 stsp return err;
218 db696021 2022-01-04 stsp outfd_child = dup(outfd);
219 db696021 2022-01-04 stsp if (outfd_child == -1)
220 db696021 2022-01-04 stsp return got_error_from_errno("dup");
222 59d1e4a0 2021-03-10 stsp err = got_privsep_send_packed_raw_obj_req(ibuf, idx, id);
224 59d1e4a0 2021-03-10 stsp close(outfd_child);
225 59d1e4a0 2021-03-10 stsp return err;
228 59d1e4a0 2021-03-10 stsp err = got_privsep_send_raw_obj_outfd(ibuf, outfd_child);
230 59d1e4a0 2021-03-10 stsp return err;
232 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_raw_obj(outbuf, size, hdrlen, ibuf);
234 59d1e4a0 2021-03-10 stsp return err;
236 59d1e4a0 2021-03-10 stsp return NULL;
239 da506691 2019-05-22 stsp static void
240 b48e2ddb 2019-05-22 stsp set_max_datasize(void)
242 b48e2ddb 2019-05-22 stsp struct rlimit rl;
244 b48e2ddb 2019-05-22 stsp if (getrlimit(RLIMIT_DATA, &rl) != 0)
247 b48e2ddb 2019-05-22 stsp rl.rlim_cur = rl.rlim_max;
248 b48e2ddb 2019-05-22 stsp setrlimit(RLIMIT_DATA, &rl);
251 a158c901 2018-12-23 stsp static const struct got_error *
252 711fb6e8 2018-12-23 stsp start_pack_privsep_child(struct got_pack *pack, struct got_packidx *packidx)
254 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
255 a158c901 2018-12-23 stsp int imsg_fds[2];
257 a158c901 2018-12-23 stsp struct imsgbuf *ibuf;
259 a158c901 2018-12-23 stsp ibuf = calloc(1, sizeof(*ibuf));
260 a158c901 2018-12-23 stsp if (ibuf == NULL)
261 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
263 a158c901 2018-12-23 stsp pack->privsep_child = calloc(1, sizeof(*pack->privsep_child));
264 a158c901 2018-12-23 stsp if (pack->privsep_child == NULL) {
265 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
266 a158c901 2018-12-23 stsp free(ibuf);
267 a158c901 2018-12-23 stsp return err;
269 db696021 2022-01-04 stsp pack->child_has_tempfiles = 0;
270 67fd6849 2022-02-13 stsp pack->child_has_delta_outfd = 0;
272 a158c901 2018-12-23 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
273 638f9024 2019-05-13 stsp err = got_error_from_errno("socketpair");
277 a158c901 2018-12-23 stsp pid = fork();
278 a158c901 2018-12-23 stsp if (pid == -1) {
279 638f9024 2019-05-13 stsp err = got_error_from_errno("fork");
281 a158c901 2018-12-23 stsp } else if (pid == 0) {
282 b48e2ddb 2019-05-22 stsp set_max_datasize();
283 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_PACK,
284 a158c901 2018-12-23 stsp pack->path_packfile);
285 a158c901 2018-12-23 stsp /* not reached */
288 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1)
289 638f9024 2019-05-13 stsp return got_error_from_errno("close");
290 a158c901 2018-12-23 stsp pack->privsep_child->imsg_fd = imsg_fds[0];
291 a158c901 2018-12-23 stsp pack->privsep_child->pid = pid;
292 a158c901 2018-12-23 stsp imsg_init(ibuf, imsg_fds[0]);
293 a158c901 2018-12-23 stsp pack->privsep_child->ibuf = ibuf;
295 a158c901 2018-12-23 stsp err = got_privsep_init_pack_child(ibuf, pack, packidx);
297 a158c901 2018-12-23 stsp const struct got_error *child_err;
298 a158c901 2018-12-23 stsp err = got_privsep_send_stop(pack->privsep_child->imsg_fd);
299 a158c901 2018-12-23 stsp child_err = got_privsep_wait_for_child(
300 a158c901 2018-12-23 stsp pack->privsep_child->pid);
301 a158c901 2018-12-23 stsp if (child_err && err == NULL)
302 a158c901 2018-12-23 stsp err = child_err;
306 a158c901 2018-12-23 stsp free(ibuf);
307 a158c901 2018-12-23 stsp free(pack->privsep_child);
308 a158c901 2018-12-23 stsp pack->privsep_child = NULL;
310 a158c901 2018-12-23 stsp return err;
313 711fb6e8 2018-12-23 stsp static const struct got_error *
314 711fb6e8 2018-12-23 stsp read_packed_object_privsep(struct got_object **obj,
315 711fb6e8 2018-12-23 stsp struct got_repository *repo, struct got_pack *pack,
316 711fb6e8 2018-12-23 stsp struct got_packidx *packidx, int idx, struct got_object_id *id)
318 711fb6e8 2018-12-23 stsp const struct got_error *err = NULL;
320 59d1e4a0 2021-03-10 stsp if (pack->privsep_child == NULL) {
321 59d1e4a0 2021-03-10 stsp err = start_pack_privsep_child(pack, packidx);
323 59d1e4a0 2021-03-10 stsp return err;
326 711fb6e8 2018-12-23 stsp return request_packed_object(obj, pack, idx, id);
329 59d1e4a0 2021-03-10 stsp static const struct got_error *
330 59d1e4a0 2021-03-10 stsp read_packed_object_raw_privsep(uint8_t **outbuf, off_t *size, size_t *hdrlen,
331 59d1e4a0 2021-03-10 stsp int outfd, struct got_pack *pack, struct got_packidx *packidx, int idx,
332 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
334 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
336 59d1e4a0 2021-03-10 stsp if (pack->privsep_child == NULL) {
337 59d1e4a0 2021-03-10 stsp err = start_pack_privsep_child(pack, packidx);
339 59d1e4a0 2021-03-10 stsp return err;
342 59d1e4a0 2021-03-10 stsp return request_packed_object_raw(outbuf, size, hdrlen, outfd, pack,
346 b3d68e7f 2021-07-03 stsp const struct got_error *
347 b3d68e7f 2021-07-03 stsp got_object_open_packed(struct got_object **obj, struct got_object_id *id,
348 2090a03d 2018-09-09 stsp struct got_repository *repo)
350 2090a03d 2018-09-09 stsp const struct got_error *err = NULL;
351 2090a03d 2018-09-09 stsp struct got_pack *pack = NULL;
352 2090a03d 2018-09-09 stsp struct got_packidx *packidx = NULL;
354 2090a03d 2018-09-09 stsp char *path_packfile;
356 2090a03d 2018-09-09 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
358 2090a03d 2018-09-09 stsp return err;
360 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
361 aea75d87 2021-07-06 stsp packidx->path_packidx);
363 2090a03d 2018-09-09 stsp return err;
365 2090a03d 2018-09-09 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
366 2090a03d 2018-09-09 stsp if (pack == NULL) {
367 2090a03d 2018-09-09 stsp err = got_repo_cache_pack(&pack, repo, path_packfile, packidx);
372 a158c901 2018-12-23 stsp err = read_packed_object_privsep(obj, repo, pack, packidx, idx, id);
376 2090a03d 2018-09-09 stsp free(path_packfile);
377 4558fcd4 2018-01-14 stsp return err;
380 67fd6849 2022-02-13 stsp const struct got_error *
381 67fd6849 2022-02-13 stsp got_object_open_from_packfile(struct got_object **obj, struct got_object_id *id,
382 67fd6849 2022-02-13 stsp struct got_pack *pack, struct got_packidx *packidx, int obj_idx,
383 67fd6849 2022-02-13 stsp struct got_repository *repo)
385 67fd6849 2022-02-13 stsp return read_packed_object_privsep(obj, repo, pack, packidx,
386 67fd6849 2022-02-13 stsp obj_idx, id);
389 67fd6849 2022-02-13 stsp const struct got_error *
390 67fd6849 2022-02-13 stsp got_object_read_raw_delta(uint64_t *base_size, uint64_t *result_size,
391 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
392 2d9e6abf 2022-05-04 stsp off_t *delta_out_offset, struct got_object_id **base_id, int delta_cache_fd,
393 67fd6849 2022-02-13 stsp struct got_packidx *packidx, int obj_idx, struct got_object_id *id,
394 67fd6849 2022-02-13 stsp struct got_repository *repo)
396 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
397 67fd6849 2022-02-13 stsp struct got_pack *pack = NULL;
398 67fd6849 2022-02-13 stsp char *path_packfile;
400 67fd6849 2022-02-13 stsp *base_size = 0;
401 67fd6849 2022-02-13 stsp *result_size = 0;
402 67fd6849 2022-02-13 stsp *delta_size = 0;
403 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
404 67fd6849 2022-02-13 stsp *delta_offset = 0;
405 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
407 67fd6849 2022-02-13 stsp err = got_packidx_get_packfile_path(&path_packfile,
408 67fd6849 2022-02-13 stsp packidx->path_packidx);
410 67fd6849 2022-02-13 stsp return err;
412 67fd6849 2022-02-13 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
413 67fd6849 2022-02-13 stsp if (pack == NULL) {
414 67fd6849 2022-02-13 stsp err = got_repo_cache_pack(&pack, repo, path_packfile, packidx);
416 67fd6849 2022-02-13 stsp return err;
419 67fd6849 2022-02-13 stsp if (pack->privsep_child == NULL) {
420 67fd6849 2022-02-13 stsp err = start_pack_privsep_child(pack, packidx);
422 67fd6849 2022-02-13 stsp return err;
425 67fd6849 2022-02-13 stsp if (!pack->child_has_delta_outfd) {
426 67fd6849 2022-02-13 stsp int outfd_child;
427 67fd6849 2022-02-13 stsp outfd_child = dup(delta_cache_fd);
428 67fd6849 2022-02-13 stsp if (outfd_child == -1)
429 67fd6849 2022-02-13 stsp return got_error_from_errno("dup");
430 67fd6849 2022-02-13 stsp err = got_privsep_send_raw_delta_outfd(
431 67fd6849 2022-02-13 stsp pack->privsep_child->ibuf, outfd_child);
433 67fd6849 2022-02-13 stsp return err;
434 67fd6849 2022-02-13 stsp pack->child_has_delta_outfd = 1;
437 67fd6849 2022-02-13 stsp err = got_privsep_send_raw_delta_req(pack->privsep_child->ibuf,
438 67fd6849 2022-02-13 stsp obj_idx, id);
440 67fd6849 2022-02-13 stsp return err;
442 67fd6849 2022-02-13 stsp return got_privsep_recv_raw_delta(base_size, result_size, delta_size,
443 2d9e6abf 2022-05-04 stsp delta_compressed_size, delta_offset, delta_out_offset, base_id,
444 2d9e6abf 2022-05-04 stsp pack->privsep_child->ibuf);
447 9f2369b0 2018-12-24 stsp static const struct got_error *
448 d5c81d44 2021-07-08 stsp request_object(struct got_object **obj, struct got_object_id *id,
449 d5c81d44 2021-07-08 stsp struct got_repository *repo, int fd)
451 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
452 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
454 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf;
456 d5c81d44 2021-07-08 stsp err = got_privsep_send_obj_req(ibuf, fd, id);
458 9f2369b0 2018-12-24 stsp return err;
460 9f2369b0 2018-12-24 stsp return got_privsep_recv_obj(obj, ibuf);
463 9f2369b0 2018-12-24 stsp static const struct got_error *
464 59d1e4a0 2021-03-10 stsp request_raw_object(uint8_t **outbuf, off_t *size, size_t *hdrlen, int outfd,
465 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo, int infd)
467 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
468 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf;
469 59d1e4a0 2021-03-10 stsp int outfd_child;
471 59d1e4a0 2021-03-10 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf;
473 59d1e4a0 2021-03-10 stsp outfd_child = dup(outfd);
474 59d1e4a0 2021-03-10 stsp if (outfd_child == -1)
475 59d1e4a0 2021-03-10 stsp return got_error_from_errno("dup");
477 d5c81d44 2021-07-08 stsp err = got_privsep_send_raw_obj_req(ibuf, infd, id);
479 59d1e4a0 2021-03-10 stsp return err;
481 59d1e4a0 2021-03-10 stsp err = got_privsep_send_raw_obj_outfd(ibuf, outfd_child);
483 59d1e4a0 2021-03-10 stsp return err;
485 59d1e4a0 2021-03-10 stsp return got_privsep_recv_raw_obj(outbuf, size, hdrlen, ibuf);
488 59d1e4a0 2021-03-10 stsp static const struct got_error *
489 59d1e4a0 2021-03-10 stsp start_read_object_child(struct got_repository *repo)
491 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
492 9f2369b0 2018-12-24 stsp int imsg_fds[2];
494 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
496 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
497 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
498 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
500 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
501 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
502 ddc7b220 2019-09-08 stsp free(ibuf);
503 ddc7b220 2019-09-08 stsp return err;
506 9f2369b0 2018-12-24 stsp pid = fork();
507 ddc7b220 2019-09-08 stsp if (pid == -1) {
508 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
509 ddc7b220 2019-09-08 stsp free(ibuf);
510 ddc7b220 2019-09-08 stsp return err;
512 9f2369b0 2018-12-24 stsp else if (pid == 0) {
513 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_OBJECT,
514 9f2369b0 2018-12-24 stsp repo->path);
515 9f2369b0 2018-12-24 stsp /* not reached */
518 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
519 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
520 ddc7b220 2019-09-08 stsp free(ibuf);
521 ddc7b220 2019-09-08 stsp return err;
524 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd =
525 9f2369b0 2018-12-24 stsp imsg_fds[0];
526 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].pid = pid;
527 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
528 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf = ibuf;
530 59d1e4a0 2021-03-10 stsp return NULL;
533 b3d68e7f 2021-07-03 stsp const struct got_error *
534 b3d68e7f 2021-07-03 stsp got_object_read_header_privsep(struct got_object **obj,
535 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo, int obj_fd)
537 59d1e4a0 2021-03-10 stsp const struct got_error *err;
539 59d1e4a0 2021-03-10 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd != -1)
540 d5c81d44 2021-07-08 stsp return request_object(obj, id, repo, obj_fd);
542 59d1e4a0 2021-03-10 stsp err = start_read_object_child(repo);
544 7495ec13 2021-04-04 stsp close(obj_fd);
545 59d1e4a0 2021-03-10 stsp return err;
548 d5c81d44 2021-07-08 stsp return request_object(obj, id, repo, obj_fd);
551 59d1e4a0 2021-03-10 stsp static const struct got_error *
552 59d1e4a0 2021-03-10 stsp read_object_raw_privsep(uint8_t **outbuf, off_t *size, size_t *hdrlen,
553 d5c81d44 2021-07-08 stsp int outfd, struct got_object_id *id, struct got_repository *repo,
554 d5c81d44 2021-07-08 stsp int obj_fd)
556 59d1e4a0 2021-03-10 stsp const struct got_error *err;
558 59d1e4a0 2021-03-10 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd != -1)
559 d5c81d44 2021-07-08 stsp return request_raw_object(outbuf, size, hdrlen, outfd, id,
560 d5c81d44 2021-07-08 stsp repo, obj_fd);
562 59d1e4a0 2021-03-10 stsp err = start_read_object_child(repo);
564 59d1e4a0 2021-03-10 stsp return err;
566 d5c81d44 2021-07-08 stsp return request_raw_object(outbuf, size, hdrlen, outfd, id, repo,
570 4558fcd4 2018-01-14 stsp const struct got_error *
571 4558fcd4 2018-01-14 stsp got_object_open(struct got_object **obj, struct got_repository *repo,
572 4558fcd4 2018-01-14 stsp struct got_object_id *id)
574 6c00b545 2018-01-17 stsp const struct got_error *err = NULL;
577 7bb0daa1 2018-06-21 stsp *obj = got_repo_get_cached_object(repo, id);
578 7bb0daa1 2018-06-21 stsp if (*obj != NULL) {
579 7bb0daa1 2018-06-21 stsp (*obj)->refcnt++;
580 7bb0daa1 2018-06-21 stsp return NULL;
583 b3d68e7f 2021-07-03 stsp err = got_object_open_packed(obj, id, repo);
584 e82b1d81 2019-07-27 stsp if (err && err->code != GOT_ERR_NO_OBJ)
585 e82b1d81 2019-07-27 stsp return err;
586 e82b1d81 2019-07-27 stsp if (*obj) {
587 e82b1d81 2019-07-27 stsp (*obj)->refcnt++;
588 e82b1d81 2019-07-27 stsp return got_repo_cache_object(repo, id, *obj);
591 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
593 762d73f4 2021-04-10 stsp if (err->code == GOT_ERR_ERRNO && errno == ENOENT)
594 762d73f4 2021-04-10 stsp err = got_error_no_obj(id);
595 762d73f4 2021-04-10 stsp return err;
598 d5c81d44 2021-07-08 stsp err = got_object_read_header_privsep(obj, id, repo, fd);
600 4558fcd4 2018-01-14 stsp return err;
602 762d73f4 2021-04-10 stsp memcpy((*obj)->id.sha1, id->sha1, SHA1_DIGEST_LENGTH);
604 59790a32 2018-09-15 stsp (*obj)->refcnt++;
605 762d73f4 2021-04-10 stsp return got_repo_cache_object(repo, id, *obj);
608 d3c116bf 2021-10-15 stsp /* *outfd must be initialized to -1 by caller */
609 59d1e4a0 2021-03-10 stsp const struct got_error *
610 d3c116bf 2021-10-15 stsp got_object_raw_open(struct got_raw_object **obj, int *outfd,
611 94dac27c 2021-10-15 stsp struct got_repository *repo, struct got_object_id *id)
613 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
614 59d1e4a0 2021-03-10 stsp struct got_packidx *packidx = NULL;
616 59d1e4a0 2021-03-10 stsp uint8_t *outbuf = NULL;
617 59d1e4a0 2021-03-10 stsp off_t size = 0;
618 59d1e4a0 2021-03-10 stsp size_t hdrlen = 0;
619 59d1e4a0 2021-03-10 stsp char *path_packfile = NULL;
621 d3c116bf 2021-10-15 stsp *obj = got_repo_get_cached_raw_object(repo, id);
622 d3c116bf 2021-10-15 stsp if (*obj != NULL) {
623 d3c116bf 2021-10-15 stsp (*obj)->refcnt++;
624 d3c116bf 2021-10-15 stsp return NULL;
627 d3c116bf 2021-10-15 stsp if (*outfd == -1) {
628 d3c116bf 2021-10-15 stsp *outfd = got_opentempfd();
629 d3c116bf 2021-10-15 stsp if (*outfd == -1)
630 d3c116bf 2021-10-15 stsp return got_error_from_errno("got_opentempfd");
633 59d1e4a0 2021-03-10 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
634 59d1e4a0 2021-03-10 stsp if (err == NULL) {
635 59d1e4a0 2021-03-10 stsp struct got_pack *pack = NULL;
637 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
638 aea75d87 2021-07-06 stsp packidx->path_packidx);
642 59d1e4a0 2021-03-10 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
643 59d1e4a0 2021-03-10 stsp if (pack == NULL) {
644 59d1e4a0 2021-03-10 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
649 59d1e4a0 2021-03-10 stsp err = read_packed_object_raw_privsep(&outbuf, &size, &hdrlen,
650 d3c116bf 2021-10-15 stsp *outfd, pack, packidx, idx, id);
653 59d1e4a0 2021-03-10 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
656 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
659 d3c116bf 2021-10-15 stsp err = read_object_raw_privsep(&outbuf, &size, &hdrlen, *outfd,
660 d5c81d44 2021-07-08 stsp id, repo, fd);
665 59d1e4a0 2021-03-10 stsp *obj = calloc(1, sizeof(**obj));
666 59d1e4a0 2021-03-10 stsp if (*obj == NULL) {
667 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("calloc");
670 64a8571e 2022-01-07 stsp (*obj)->fd = -1;
672 59d1e4a0 2021-03-10 stsp if (outbuf) {
673 59d1e4a0 2021-03-10 stsp (*obj)->data = outbuf;
675 59d1e4a0 2021-03-10 stsp struct stat sb;
676 d3c116bf 2021-10-15 stsp if (fstat(*outfd, &sb) == -1) {
677 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("fstat");
681 a8591711 2021-06-18 stsp if (sb.st_size != hdrlen + size) {
682 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
685 64a8571e 2022-01-07 stsp #ifndef GOT_PACK_NO_MMAP
686 64a8571e 2022-01-07 stsp if (hdrlen + size > 0) {
687 64a8571e 2022-01-07 stsp (*obj)->data = mmap(NULL, hdrlen + size, PROT_READ,
688 64a8571e 2022-01-07 stsp MAP_PRIVATE, *outfd, 0);
689 64a8571e 2022-01-07 stsp if ((*obj)->data == MAP_FAILED) {
690 64a8571e 2022-01-07 stsp if (errno != ENOMEM) {
691 64a8571e 2022-01-07 stsp err = got_error_from_errno("mmap");
694 64a8571e 2022-01-07 stsp (*obj)->data = NULL;
696 64a8571e 2022-01-07 stsp (*obj)->fd = *outfd;
697 64a8571e 2022-01-07 stsp *outfd = -1;
701 64a8571e 2022-01-07 stsp if (*outfd != -1) {
702 64a8571e 2022-01-07 stsp (*obj)->f = fdopen(*outfd, "r");
703 64a8571e 2022-01-07 stsp if ((*obj)->f == NULL) {
704 64a8571e 2022-01-07 stsp err = got_error_from_errno("fdopen");
707 64a8571e 2022-01-07 stsp *outfd = -1;
710 59d1e4a0 2021-03-10 stsp (*obj)->hdrlen = hdrlen;
711 59d1e4a0 2021-03-10 stsp (*obj)->size = size;
712 d3c116bf 2021-10-15 stsp err = got_repo_cache_raw_object(repo, id, *obj);
714 59d1e4a0 2021-03-10 stsp free(path_packfile);
716 59d1e4a0 2021-03-10 stsp if (*obj) {
717 59d1e4a0 2021-03-10 stsp got_object_raw_close(*obj);
718 59d1e4a0 2021-03-10 stsp *obj = NULL;
720 59d1e4a0 2021-03-10 stsp free(outbuf);
722 d3c116bf 2021-10-15 stsp (*obj)->refcnt++;
723 59d1e4a0 2021-03-10 stsp return err;
726 59d1e4a0 2021-03-10 stsp const struct got_error *
727 6dfa2fd3 2018-02-12 stsp got_object_open_by_id_str(struct got_object **obj, struct got_repository *repo,
728 6dfa2fd3 2018-02-12 stsp const char *id_str)
730 6dfa2fd3 2018-02-12 stsp struct got_object_id id;
732 6dfa2fd3 2018-02-12 stsp if (!got_parse_sha1_digest(id.sha1, id_str))
733 6dd1ece6 2019-11-10 stsp return got_error_path(id_str, GOT_ERR_BAD_OBJ_ID_STR);
735 6dfa2fd3 2018-02-12 stsp return got_object_open(obj, repo, &id);
738 15a94983 2018-12-23 stsp const struct got_error *
739 15a94983 2018-12-23 stsp got_object_resolve_id_str(struct got_object_id **id,
740 15a94983 2018-12-23 stsp struct got_repository *repo, const char *id_str)
742 15a94983 2018-12-23 stsp const struct got_error *err = NULL;
743 15a94983 2018-12-23 stsp struct got_object *obj;
745 15a94983 2018-12-23 stsp err = got_object_open_by_id_str(&obj, repo, id_str);
747 15a94983 2018-12-23 stsp return err;
749 15a94983 2018-12-23 stsp *id = got_object_id_dup(got_object_get_id(obj));
750 15a94983 2018-12-23 stsp got_object_close(obj);
751 15a94983 2018-12-23 stsp if (*id == NULL)
752 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_id_dup");
754 15a94983 2018-12-23 stsp return NULL;
757 434025f3 2018-09-16 stsp static const struct got_error *
758 a158c901 2018-12-23 stsp request_packed_commit(struct got_commit_object **commit, struct got_pack *pack,
759 a158c901 2018-12-23 stsp int pack_idx, struct got_object_id *id)
761 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
763 a158c901 2018-12-23 stsp err = got_privsep_send_commit_req(pack->privsep_child->ibuf, -1, id,
766 a158c901 2018-12-23 stsp return err;
768 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_commit(commit, pack->privsep_child->ibuf);
770 ca6e02ac 2020-01-07 stsp return err;
772 ca6e02ac 2020-01-07 stsp (*commit)->flags |= GOT_COMMIT_FLAG_PACKED;
773 ca6e02ac 2020-01-07 stsp return NULL;
776 a158c901 2018-12-23 stsp static const struct got_error *
777 a158c901 2018-12-23 stsp read_packed_commit_privsep(struct got_commit_object **commit,
778 a158c901 2018-12-23 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
779 a158c901 2018-12-23 stsp struct got_object_id *id)
781 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
783 a158c901 2018-12-23 stsp if (pack->privsep_child)
784 a158c901 2018-12-23 stsp return request_packed_commit(commit, pack, idx, id);
786 711fb6e8 2018-12-23 stsp err = start_pack_privsep_child(pack, packidx);
788 a158c901 2018-12-23 stsp return err;
790 711fb6e8 2018-12-23 stsp return request_packed_commit(commit, pack, idx, id);
793 9f2369b0 2018-12-24 stsp static const struct got_error *
794 9f2369b0 2018-12-24 stsp request_commit(struct got_commit_object **commit, struct got_repository *repo,
795 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
797 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
798 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
800 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].ibuf;
802 d5c81d44 2021-07-08 stsp err = got_privsep_send_commit_req(ibuf, fd, id, -1);
804 9f2369b0 2018-12-24 stsp return err;
806 9f2369b0 2018-12-24 stsp return got_privsep_recv_commit(commit, ibuf);
809 9f2369b0 2018-12-24 stsp static const struct got_error *
810 9f2369b0 2018-12-24 stsp read_commit_privsep(struct got_commit_object **commit, int obj_fd,
811 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
813 ddc7b220 2019-09-08 stsp const struct got_error *err;
814 9f2369b0 2018-12-24 stsp int imsg_fds[2];
816 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
818 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].imsg_fd != -1)
819 d5c81d44 2021-07-08 stsp return request_commit(commit, repo, obj_fd, id);
821 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
822 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
823 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
825 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
826 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
827 ddc7b220 2019-09-08 stsp free(ibuf);
828 ddc7b220 2019-09-08 stsp return err;
831 9f2369b0 2018-12-24 stsp pid = fork();
832 ddc7b220 2019-09-08 stsp if (pid == -1) {
833 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
834 ddc7b220 2019-09-08 stsp free(ibuf);
835 ddc7b220 2019-09-08 stsp return err;
837 9f2369b0 2018-12-24 stsp else if (pid == 0) {
838 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_COMMIT,
839 9f2369b0 2018-12-24 stsp repo->path);
840 9f2369b0 2018-12-24 stsp /* not reached */
843 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
844 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
845 ddc7b220 2019-09-08 stsp free(ibuf);
846 ddc7b220 2019-09-08 stsp return err;
848 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].imsg_fd =
849 9f2369b0 2018-12-24 stsp imsg_fds[0];
850 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].pid = pid;
851 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
852 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].ibuf = ibuf;
854 d5c81d44 2021-07-08 stsp return request_commit(commit, repo, obj_fd, id);
858 a158c901 2018-12-23 stsp static const struct got_error *
859 434025f3 2018-09-16 stsp open_commit(struct got_commit_object **commit,
860 1785f84a 2018-12-23 stsp struct got_repository *repo, struct got_object_id *id, int check_cache)
862 434025f3 2018-09-16 stsp const struct got_error *err = NULL;
863 1785f84a 2018-12-23 stsp struct got_packidx *packidx = NULL;
865 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
867 434025f3 2018-09-16 stsp if (check_cache) {
868 1785f84a 2018-12-23 stsp *commit = got_repo_get_cached_commit(repo, id);
869 434025f3 2018-09-16 stsp if (*commit != NULL) {
870 434025f3 2018-09-16 stsp (*commit)->refcnt++;
871 434025f3 2018-09-16 stsp return NULL;
874 434025f3 2018-09-16 stsp *commit = NULL;
876 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
877 e82b1d81 2019-07-27 stsp if (err == NULL) {
878 1785f84a 2018-12-23 stsp struct got_pack *pack = NULL;
880 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
881 aea75d87 2021-07-06 stsp packidx->path_packidx);
883 1785f84a 2018-12-23 stsp return err;
885 1785f84a 2018-12-23 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
886 434025f3 2018-09-16 stsp if (pack == NULL) {
887 1785f84a 2018-12-23 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
892 a158c901 2018-12-23 stsp err = read_packed_commit_privsep(commit, pack,
893 1785f84a 2018-12-23 stsp packidx, idx, id);
894 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
897 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
899 e82b1d81 2019-07-27 stsp return err;
900 d5c81d44 2021-07-08 stsp err = read_commit_privsep(commit, fd, id, repo);
903 434025f3 2018-09-16 stsp if (err == NULL) {
904 434025f3 2018-09-16 stsp (*commit)->refcnt++;
905 1785f84a 2018-12-23 stsp err = got_repo_cache_commit(repo, id, *commit);
908 8d2c5ea3 2019-08-13 stsp free(path_packfile);
909 e32baab7 2018-11-05 stsp return err;
912 e32baab7 2018-11-05 stsp const struct got_error *
913 e32baab7 2018-11-05 stsp got_object_open_as_commit(struct got_commit_object **commit,
914 e32baab7 2018-11-05 stsp struct got_repository *repo, struct got_object_id *id)
916 e32baab7 2018-11-05 stsp *commit = got_repo_get_cached_commit(repo, id);
917 e32baab7 2018-11-05 stsp if (*commit != NULL) {
918 e32baab7 2018-11-05 stsp (*commit)->refcnt++;
919 e32baab7 2018-11-05 stsp return NULL;
922 1785f84a 2018-12-23 stsp return open_commit(commit, repo, id, 0);
925 e32baab7 2018-11-05 stsp const struct got_error *
926 e32baab7 2018-11-05 stsp got_object_commit_open(struct got_commit_object **commit,
927 e32baab7 2018-11-05 stsp struct got_repository *repo, struct got_object *obj)
929 1785f84a 2018-12-23 stsp return open_commit(commit, repo, got_object_get_id(obj), 1);
932 434025f3 2018-09-16 stsp const struct got_error *
933 dbc6a6b6 2018-07-12 stsp got_object_qid_alloc(struct got_object_qid **qid, struct got_object_id *id)
935 dbc6a6b6 2018-07-12 stsp *qid = calloc(1, sizeof(**qid));
936 dbc6a6b6 2018-07-12 stsp if (*qid == NULL)
937 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
939 d7b5a0e8 2022-04-20 stsp memcpy(&(*qid)->id, id, sizeof((*qid)->id));
940 9ca9aafb 2021-06-18 stsp return NULL;
943 9ca9aafb 2021-06-18 stsp const struct got_error *
944 9ca9aafb 2021-06-18 stsp got_object_id_queue_copy(const struct got_object_id_queue *src,
945 9ca9aafb 2021-06-18 stsp struct got_object_id_queue *dest)
947 9ca9aafb 2021-06-18 stsp const struct got_error *err;
948 9ca9aafb 2021-06-18 stsp struct got_object_qid *qid;
950 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, src, entry) {
951 9ca9aafb 2021-06-18 stsp struct got_object_qid *new;
953 9ca9aafb 2021-06-18 stsp * Deep-copy the object ID only. Let the caller deal
954 9ca9aafb 2021-06-18 stsp * with setting up the new->data pointer if needed.
956 d7b5a0e8 2022-04-20 stsp err = got_object_qid_alloc(&new, &qid->id);
958 9ca9aafb 2021-06-18 stsp got_object_id_queue_free(dest);
959 9ca9aafb 2021-06-18 stsp return err;
961 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(dest, new, entry);
964 dbc6a6b6 2018-07-12 stsp return NULL;
967 a158c901 2018-12-23 stsp static const struct got_error *
968 13c729f7 2018-12-24 stsp request_packed_tree(struct got_tree_object **tree, struct got_pack *pack,
969 13c729f7 2018-12-24 stsp int pack_idx, struct got_object_id *id)
971 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
973 13c729f7 2018-12-24 stsp err = got_privsep_send_tree_req(pack->privsep_child->ibuf, -1, id,
976 a158c901 2018-12-23 stsp return err;
978 a158c901 2018-12-23 stsp return got_privsep_recv_tree(tree, pack->privsep_child->ibuf);
981 71eb0e7f 2018-09-16 stsp static const struct got_error *
982 13c729f7 2018-12-24 stsp read_packed_tree_privsep(struct got_tree_object **tree,
983 13c729f7 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
984 13c729f7 2018-12-24 stsp struct got_object_id *id)
986 13c729f7 2018-12-24 stsp const struct got_error *err = NULL;
988 13c729f7 2018-12-24 stsp if (pack->privsep_child)
989 13c729f7 2018-12-24 stsp return request_packed_tree(tree, pack, idx, id);
991 13c729f7 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
993 13c729f7 2018-12-24 stsp return err;
995 13c729f7 2018-12-24 stsp return request_packed_tree(tree, pack, idx, id);
998 13c729f7 2018-12-24 stsp static const struct got_error *
999 9f2369b0 2018-12-24 stsp request_tree(struct got_tree_object **tree, struct got_repository *repo,
1000 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
1002 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1003 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1005 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].ibuf;
1007 d5c81d44 2021-07-08 stsp err = got_privsep_send_tree_req(ibuf, fd, id, -1);
1009 9f2369b0 2018-12-24 stsp return err;
1011 9f2369b0 2018-12-24 stsp return got_privsep_recv_tree(tree, ibuf);
1014 9f2369b0 2018-12-24 stsp const struct got_error *
1015 9f2369b0 2018-12-24 stsp read_tree_privsep(struct got_tree_object **tree, int obj_fd,
1016 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
1018 ddc7b220 2019-09-08 stsp const struct got_error *err;
1019 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1020 9f2369b0 2018-12-24 stsp pid_t pid;
1021 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1023 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].imsg_fd != -1)
1024 d5c81d44 2021-07-08 stsp return request_tree(tree, repo, obj_fd, id);
1026 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1027 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1028 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1030 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1031 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1032 ddc7b220 2019-09-08 stsp free(ibuf);
1033 ddc7b220 2019-09-08 stsp return err;
1036 9f2369b0 2018-12-24 stsp pid = fork();
1037 ddc7b220 2019-09-08 stsp if (pid == -1) {
1038 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1039 ddc7b220 2019-09-08 stsp free(ibuf);
1040 ddc7b220 2019-09-08 stsp return err;
1042 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1043 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_TREE,
1044 9f2369b0 2018-12-24 stsp repo->path);
1045 9f2369b0 2018-12-24 stsp /* not reached */
1048 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1049 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1050 ddc7b220 2019-09-08 stsp free(ibuf);
1051 ddc7b220 2019-09-08 stsp return err;
1053 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].imsg_fd =
1054 9f2369b0 2018-12-24 stsp imsg_fds[0];
1055 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].pid = pid;
1056 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1057 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].ibuf = ibuf;
1060 d5c81d44 2021-07-08 stsp return request_tree(tree, repo, obj_fd, id);
1063 9f2369b0 2018-12-24 stsp static const struct got_error *
1064 13c729f7 2018-12-24 stsp open_tree(struct got_tree_object **tree, struct got_repository *repo,
1065 13c729f7 2018-12-24 stsp struct got_object_id *id, int check_cache)
1067 0ffeb3c2 2017-11-26 stsp const struct got_error *err = NULL;
1068 13c729f7 2018-12-24 stsp struct got_packidx *packidx = NULL;
1070 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1072 71eb0e7f 2018-09-16 stsp if (check_cache) {
1073 13c729f7 2018-12-24 stsp *tree = got_repo_get_cached_tree(repo, id);
1074 71eb0e7f 2018-09-16 stsp if (*tree != NULL) {
1075 71eb0e7f 2018-09-16 stsp (*tree)->refcnt++;
1076 71eb0e7f 2018-09-16 stsp return NULL;
1079 71eb0e7f 2018-09-16 stsp *tree = NULL;
1081 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1082 e82b1d81 2019-07-27 stsp if (err == NULL) {
1083 13c729f7 2018-12-24 stsp struct got_pack *pack = NULL;
1085 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1086 aea75d87 2021-07-06 stsp packidx->path_packidx);
1088 13c729f7 2018-12-24 stsp return err;
1090 13c729f7 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1091 e7885405 2018-09-10 stsp if (pack == NULL) {
1092 e82b1d81 2019-07-27 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1095 8d2c5ea3 2019-08-13 stsp goto done;
1097 13c729f7 2018-12-24 stsp err = read_packed_tree_privsep(tree, pack,
1098 13c729f7 2018-12-24 stsp packidx, idx, id);
1099 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1102 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1104 e82b1d81 2019-07-27 stsp return err;
1105 d5c81d44 2021-07-08 stsp err = read_tree_privsep(tree, fd, id, repo);
1108 f6be5c30 2018-06-22 stsp if (err == NULL) {
1109 f6be5c30 2018-06-22 stsp (*tree)->refcnt++;
1110 13c729f7 2018-12-24 stsp err = got_repo_cache_tree(repo, id, *tree);
1113 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1114 776d4d29 2018-06-17 stsp return err;
1117 776d4d29 2018-06-17 stsp const struct got_error *
1118 776d4d29 2018-06-17 stsp got_object_open_as_tree(struct got_tree_object **tree,
1119 776d4d29 2018-06-17 stsp struct got_repository *repo, struct got_object_id *id)
1121 e8eb494a 2018-09-16 stsp *tree = got_repo_get_cached_tree(repo, id);
1122 e8eb494a 2018-09-16 stsp if (*tree != NULL) {
1123 e8eb494a 2018-09-16 stsp (*tree)->refcnt++;
1124 e8eb494a 2018-09-16 stsp return NULL;
1127 13c729f7 2018-12-24 stsp return open_tree(tree, repo, id, 0);
1130 71eb0e7f 2018-09-16 stsp const struct got_error *
1131 71eb0e7f 2018-09-16 stsp got_object_tree_open(struct got_tree_object **tree,
1132 71eb0e7f 2018-09-16 stsp struct got_repository *repo, struct got_object *obj)
1134 13c729f7 2018-12-24 stsp return open_tree(tree, repo, got_object_get_id(obj), 1);
1138 56e0773d 2019-11-28 stsp got_object_tree_get_nentries(struct got_tree_object *tree)
1140 56e0773d 2019-11-28 stsp return tree->nentries;
1143 56e0773d 2019-11-28 stsp struct got_tree_entry *
1144 56e0773d 2019-11-28 stsp got_object_tree_get_first_entry(struct got_tree_object *tree)
1146 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, 0);
1149 56e0773d 2019-11-28 stsp struct got_tree_entry *
1150 56e0773d 2019-11-28 stsp got_object_tree_get_last_entry(struct got_tree_object *tree)
1152 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, tree->nentries - 1);
1155 56e0773d 2019-11-28 stsp struct got_tree_entry *
1156 56e0773d 2019-11-28 stsp got_object_tree_get_entry(struct got_tree_object *tree, int i)
1158 56e0773d 2019-11-28 stsp if (i < 0 || i >= tree->nentries)
1159 56e0773d 2019-11-28 stsp return NULL;
1160 56e0773d 2019-11-28 stsp return &tree->entries[i];
1164 56e0773d 2019-11-28 stsp got_tree_entry_get_mode(struct got_tree_entry *te)
1166 56e0773d 2019-11-28 stsp return te->mode;
1169 56e0773d 2019-11-28 stsp const char *
1170 56e0773d 2019-11-28 stsp got_tree_entry_get_name(struct got_tree_entry *te)
1172 56e0773d 2019-11-28 stsp return &te->name[0];
1175 56e0773d 2019-11-28 stsp struct got_object_id *
1176 56e0773d 2019-11-28 stsp got_tree_entry_get_id(struct got_tree_entry *te)
1178 56e0773d 2019-11-28 stsp return &te->id;
1181 0d6c6ee3 2020-05-20 stsp const struct got_error *
1182 af57b12a 2020-07-23 stsp got_object_blob_read_to_str(char **s, struct got_blob_object *blob)
1184 0d6c6ee3 2020-05-20 stsp const struct got_error *err = NULL;
1185 32596e16 2020-07-23 stsp size_t len, totlen, hdrlen, offset;
1187 aa092692 2020-07-23 stsp *s = NULL;
1189 659dc16e 2020-07-23 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1190 659dc16e 2020-07-23 stsp totlen = 0;
1191 32596e16 2020-07-23 stsp offset = 0;
1195 659dc16e 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1197 af57b12a 2020-07-23 stsp return err;
1199 659dc16e 2020-07-23 stsp if (len == 0)
1202 659dc16e 2020-07-23 stsp totlen += len - hdrlen;
1203 af57b12a 2020-07-23 stsp p = realloc(*s, totlen + 1);
1204 659dc16e 2020-07-23 stsp if (p == NULL) {
1205 659dc16e 2020-07-23 stsp err = got_error_from_errno("realloc");
1207 af57b12a 2020-07-23 stsp *s = NULL;
1208 af57b12a 2020-07-23 stsp return err;
1211 659dc16e 2020-07-23 stsp /* Skip blob object header first time around. */
1212 af57b12a 2020-07-23 stsp memcpy(*s + offset,
1213 f8f7c882 2020-07-23 stsp got_object_blob_get_read_buf(blob) + hdrlen, len - hdrlen);
1214 659dc16e 2020-07-23 stsp hdrlen = 0;
1215 32596e16 2020-07-23 stsp offset = totlen;
1216 659dc16e 2020-07-23 stsp } while (len > 0);
1218 af57b12a 2020-07-23 stsp (*s)[totlen] = '\0';
1219 af57b12a 2020-07-23 stsp return NULL;
1222 af57b12a 2020-07-23 stsp const struct got_error *
1223 af57b12a 2020-07-23 stsp got_tree_entry_get_symlink_target(char **link_target, struct got_tree_entry *te,
1224 af57b12a 2020-07-23 stsp struct got_repository *repo)
1226 af57b12a 2020-07-23 stsp const struct got_error *err = NULL;
1227 af57b12a 2020-07-23 stsp struct got_blob_object *blob = NULL;
1229 af57b12a 2020-07-23 stsp *link_target = NULL;
1231 af57b12a 2020-07-23 stsp if (!got_object_tree_entry_is_symlink(te))
1232 af57b12a 2020-07-23 stsp return got_error(GOT_ERR_TREE_ENTRY_TYPE);
1234 af57b12a 2020-07-23 stsp err = got_object_open_as_blob(&blob, repo,
1235 af57b12a 2020-07-23 stsp got_tree_entry_get_id(te), PATH_MAX);
1237 af57b12a 2020-07-23 stsp return err;
1239 af57b12a 2020-07-23 stsp err = got_object_blob_read_to_str(link_target, blob);
1240 af57b12a 2020-07-23 stsp got_object_blob_close(blob);
1241 659dc16e 2020-07-23 stsp if (err) {
1242 659dc16e 2020-07-23 stsp free(*link_target);
1243 659dc16e 2020-07-23 stsp *link_target = NULL;
1245 0d6c6ee3 2020-05-20 stsp return err;
1249 56e0773d 2019-11-28 stsp got_tree_entry_get_index(struct got_tree_entry *te)
1251 56e0773d 2019-11-28 stsp return te->idx;
1254 56e0773d 2019-11-28 stsp struct got_tree_entry *
1255 56e0773d 2019-11-28 stsp got_tree_entry_get_next(struct got_tree_object *tree,
1256 56e0773d 2019-11-28 stsp struct got_tree_entry *te)
1258 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, te->idx + 1);
1261 56e0773d 2019-11-28 stsp struct got_tree_entry *
1262 56e0773d 2019-11-28 stsp got_tree_entry_get_prev(struct got_tree_object *tree,
1263 56e0773d 2019-11-28 stsp struct got_tree_entry *te)
1265 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, te->idx - 1);
1268 3840f4c9 2018-09-12 stsp static const struct got_error *
1269 ac544f8c 2019-01-13 stsp request_packed_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen, int outfd,
1270 ebc55e2d 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
1271 ebc55e2d 2018-12-24 stsp struct got_object_id *id)
1273 3840f4c9 2018-09-12 stsp const struct got_error *err = NULL;
1274 db696021 2022-01-04 stsp struct imsgbuf *ibuf = pack->privsep_child->ibuf;
1275 db696021 2022-01-04 stsp int outfd_child;
1277 db696021 2022-01-04 stsp err = pack_child_send_tempfiles(ibuf, pack);
1279 db696021 2022-01-04 stsp return err;
1281 3840f4c9 2018-09-12 stsp outfd_child = dup(outfd);
1282 3840f4c9 2018-09-12 stsp if (outfd_child == -1)
1283 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1285 ebc55e2d 2018-12-24 stsp err = got_privsep_send_blob_req(pack->privsep_child->ibuf, -1, id, idx);
1287 3840f4c9 2018-09-12 stsp return err;
1289 3840f4c9 2018-09-12 stsp err = got_privsep_send_blob_outfd(pack->privsep_child->ibuf,
1290 3840f4c9 2018-09-12 stsp outfd_child);
1291 3840f4c9 2018-09-12 stsp if (err) {
1292 3840f4c9 2018-09-12 stsp return err;
1295 ac544f8c 2019-01-13 stsp err = got_privsep_recv_blob(outbuf, size, hdrlen,
1296 ebc55e2d 2018-12-24 stsp pack->privsep_child->ibuf);
1298 3840f4c9 2018-09-12 stsp return err;
1300 3840f4c9 2018-09-12 stsp if (lseek(outfd, SEEK_SET, 0) == -1)
1301 638f9024 2019-05-13 stsp err = got_error_from_errno("lseek");
1303 3840f4c9 2018-09-12 stsp return err;
1306 ebc55e2d 2018-12-24 stsp static const struct got_error *
1307 ac544f8c 2019-01-13 stsp read_packed_blob_privsep(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1308 ac544f8c 2019-01-13 stsp int outfd, struct got_pack *pack, struct got_packidx *packidx, int idx,
1309 ebc55e2d 2018-12-24 stsp struct got_object_id *id)
1311 68482ea3 2017-11-27 stsp const struct got_error *err = NULL;
1313 ebc55e2d 2018-12-24 stsp if (pack->privsep_child == NULL) {
1314 ebc55e2d 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
1316 ebc55e2d 2018-12-24 stsp return err;
1319 ac544f8c 2019-01-13 stsp return request_packed_blob(outbuf, size, hdrlen, outfd, pack, packidx,
1323 9f2369b0 2018-12-24 stsp static const struct got_error *
1324 ac544f8c 2019-01-13 stsp request_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen, int outfd,
1325 d5c81d44 2021-07-08 stsp int infd, struct got_object_id *id, struct imsgbuf *ibuf)
1327 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1328 9f2369b0 2018-12-24 stsp int outfd_child;
1330 9f2369b0 2018-12-24 stsp outfd_child = dup(outfd);
1331 9f2369b0 2018-12-24 stsp if (outfd_child == -1)
1332 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1334 d5c81d44 2021-07-08 stsp err = got_privsep_send_blob_req(ibuf, infd, id, -1);
1336 9f2369b0 2018-12-24 stsp return err;
1338 9f2369b0 2018-12-24 stsp err = got_privsep_send_blob_outfd(ibuf, outfd_child);
1340 9f2369b0 2018-12-24 stsp return err;
1342 ac544f8c 2019-01-13 stsp err = got_privsep_recv_blob(outbuf, size, hdrlen, ibuf);
1344 9f2369b0 2018-12-24 stsp return err;
1346 9f2369b0 2018-12-24 stsp if (lseek(outfd, SEEK_SET, 0) == -1)
1347 638f9024 2019-05-13 stsp return got_error_from_errno("lseek");
1349 9f2369b0 2018-12-24 stsp return err;
1352 9f2369b0 2018-12-24 stsp static const struct got_error *
1353 ac544f8c 2019-01-13 stsp read_blob_privsep(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1354 d5c81d44 2021-07-08 stsp int outfd, int infd, struct got_object_id *id, struct got_repository *repo)
1356 ddc7b220 2019-09-08 stsp const struct got_error *err;
1357 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1358 9f2369b0 2018-12-24 stsp pid_t pid;
1359 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1361 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].imsg_fd != -1) {
1362 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].ibuf;
1363 d5c81d44 2021-07-08 stsp return request_blob(outbuf, size, hdrlen, outfd, infd, id,
1367 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1368 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1369 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1371 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1372 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1373 ddc7b220 2019-09-08 stsp free(ibuf);
1374 ddc7b220 2019-09-08 stsp return err;
1377 9f2369b0 2018-12-24 stsp pid = fork();
1378 ddc7b220 2019-09-08 stsp if (pid == -1) {
1379 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1380 ddc7b220 2019-09-08 stsp free(ibuf);
1381 ddc7b220 2019-09-08 stsp return err;
1383 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1384 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_BLOB,
1385 9f2369b0 2018-12-24 stsp repo->path);
1386 9f2369b0 2018-12-24 stsp /* not reached */
1389 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1390 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1391 ddc7b220 2019-09-08 stsp free(ibuf);
1392 ddc7b220 2019-09-08 stsp return err;
1394 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].imsg_fd =
1395 9f2369b0 2018-12-24 stsp imsg_fds[0];
1396 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].pid = pid;
1397 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1398 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].ibuf = ibuf;
1400 d5c81d44 2021-07-08 stsp return request_blob(outbuf, size, hdrlen, outfd, infd, id, ibuf);
1403 ebc55e2d 2018-12-24 stsp static const struct got_error *
1404 ebc55e2d 2018-12-24 stsp open_blob(struct got_blob_object **blob, struct got_repository *repo,
1405 ebc55e2d 2018-12-24 stsp struct got_object_id *id, size_t blocksize)
1407 ebc55e2d 2018-12-24 stsp const struct got_error *err = NULL;
1408 ebc55e2d 2018-12-24 stsp struct got_packidx *packidx = NULL;
1410 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1411 ac544f8c 2019-01-13 stsp uint8_t *outbuf;
1412 e82b1d81 2019-07-27 stsp int outfd;
1413 ebc55e2d 2018-12-24 stsp size_t size, hdrlen;
1414 ebc55e2d 2018-12-24 stsp struct stat sb;
1416 68482ea3 2017-11-27 stsp *blob = calloc(1, sizeof(**blob));
1417 4558fcd4 2018-01-14 stsp if (*blob == NULL)
1418 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1420 55da3778 2018-09-10 stsp outfd = got_opentempfd();
1421 55da3778 2018-09-10 stsp if (outfd == -1)
1422 638f9024 2019-05-13 stsp return got_error_from_errno("got_opentempfd");
1424 062ebb78 2018-07-12 stsp (*blob)->read_buf = malloc(blocksize);
1425 15c8b0e6 2018-04-24 stsp if ((*blob)->read_buf == NULL) {
1426 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1427 c7254d79 2018-04-24 stsp goto done;
1430 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1431 e82b1d81 2019-07-27 stsp if (err == NULL) {
1432 ebc55e2d 2018-12-24 stsp struct got_pack *pack = NULL;
1434 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1435 aea75d87 2021-07-06 stsp packidx->path_packidx);
1437 ebc55e2d 2018-12-24 stsp goto done;
1439 ebc55e2d 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1440 55da3778 2018-09-10 stsp if (pack == NULL) {
1441 ebc55e2d 2018-12-24 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1444 55da3778 2018-09-10 stsp goto done;
1446 ac544f8c 2019-01-13 stsp err = read_packed_blob_privsep(&outbuf, &size, &hdrlen, outfd,
1447 ac544f8c 2019-01-13 stsp pack, packidx, idx, id);
1448 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1451 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&infd, id, repo);
1453 e82b1d81 2019-07-27 stsp goto done;
1454 ac544f8c 2019-01-13 stsp err = read_blob_privsep(&outbuf, &size, &hdrlen, outfd, infd,
1455 d5c81d44 2021-07-08 stsp id, repo);
1458 55da3778 2018-09-10 stsp goto done;
1460 de060dff 2018-12-24 stsp if (hdrlen > size) {
1461 ebc55e2d 2018-12-24 stsp err = got_error(GOT_ERR_BAD_OBJ_HDR);
1462 ebc55e2d 2018-12-24 stsp goto done;
1465 ac544f8c 2019-01-13 stsp if (outbuf) {
1466 08578a35 2021-01-22 stsp if (close(outfd) == -1 && err == NULL)
1467 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
1468 ac544f8c 2019-01-13 stsp outfd = -1;
1469 ac544f8c 2019-01-13 stsp (*blob)->f = fmemopen(outbuf, size, "rb");
1470 ac544f8c 2019-01-13 stsp if ((*blob)->f == NULL) {
1471 638f9024 2019-05-13 stsp err = got_error_from_errno("fmemopen");
1472 ac544f8c 2019-01-13 stsp free(outbuf);
1473 ac544f8c 2019-01-13 stsp goto done;
1475 ac544f8c 2019-01-13 stsp (*blob)->data = outbuf;
1477 ac544f8c 2019-01-13 stsp if (fstat(outfd, &sb) == -1) {
1478 638f9024 2019-05-13 stsp err = got_error_from_errno("fstat");
1479 ac544f8c 2019-01-13 stsp goto done;
1482 ac544f8c 2019-01-13 stsp if (sb.st_size != size) {
1483 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1484 ac544f8c 2019-01-13 stsp goto done;
1487 ac544f8c 2019-01-13 stsp (*blob)->f = fdopen(outfd, "rb");
1488 ac544f8c 2019-01-13 stsp if ((*blob)->f == NULL) {
1489 638f9024 2019-05-13 stsp err = got_error_from_errno("fdopen");
1490 ac544f8c 2019-01-13 stsp close(outfd);
1491 ac544f8c 2019-01-13 stsp outfd = -1;
1492 ac544f8c 2019-01-13 stsp goto done;
1496 ebc55e2d 2018-12-24 stsp (*blob)->hdrlen = hdrlen;
1497 eb651edf 2018-02-11 stsp (*blob)->blocksize = blocksize;
1498 ebc55e2d 2018-12-24 stsp memcpy(&(*blob)->id.sha1, id->sha1, SHA1_DIGEST_LENGTH);
1501 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1502 55da3778 2018-09-10 stsp if (err) {
1503 55da3778 2018-09-10 stsp if (*blob) {
1504 7baf5860 2019-03-19 stsp got_object_blob_close(*blob);
1505 55da3778 2018-09-10 stsp *blob = NULL;
1506 55da3778 2018-09-10 stsp } else if (outfd != -1)
1507 55da3778 2018-09-10 stsp close(outfd);
1509 a19581a2 2018-06-21 stsp return err;
1512 a19581a2 2018-06-21 stsp const struct got_error *
1513 a19581a2 2018-06-21 stsp got_object_open_as_blob(struct got_blob_object **blob,
1514 a19581a2 2018-06-21 stsp struct got_repository *repo, struct got_object_id *id,
1515 a19581a2 2018-06-21 stsp size_t blocksize)
1517 ebc55e2d 2018-12-24 stsp return open_blob(blob, repo, id, blocksize);
1520 ebc55e2d 2018-12-24 stsp const struct got_error *
1521 ebc55e2d 2018-12-24 stsp got_object_blob_open(struct got_blob_object **blob,
1522 ebc55e2d 2018-12-24 stsp struct got_repository *repo, struct got_object *obj, size_t blocksize)
1524 ebc55e2d 2018-12-24 stsp return open_blob(blob, repo, got_object_get_id(obj), blocksize);
1527 fb43ecf1 2019-02-11 stsp const struct got_error *
1528 68482ea3 2017-11-27 stsp got_object_blob_close(struct got_blob_object *blob)
1530 fb43ecf1 2019-02-11 stsp const struct got_error *err = NULL;
1531 15c8b0e6 2018-04-24 stsp free(blob->read_buf);
1532 56b63ca4 2021-01-22 stsp if (blob->f && fclose(blob->f) == EOF)
1533 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
1534 ac544f8c 2019-01-13 stsp free(blob->data);
1535 68482ea3 2017-11-27 stsp free(blob);
1536 fb43ecf1 2019-02-11 stsp return err;
1540 8ba819a3 2020-07-23 stsp got_object_blob_rewind(struct got_blob_object *blob)
1542 8ba819a3 2020-07-23 stsp if (blob->f)
1543 8ba819a3 2020-07-23 stsp rewind(blob->f);
1547 f934cf2c 2018-02-12 stsp got_object_blob_id_str(struct got_blob_object *blob, char *buf, size_t size)
1549 f934cf2c 2018-02-12 stsp return got_sha1_digest_to_str(blob->id.sha1, buf, size);
1553 f934cf2c 2018-02-12 stsp got_object_blob_get_hdrlen(struct got_blob_object *blob)
1555 f934cf2c 2018-02-12 stsp return blob->hdrlen;
1558 f934cf2c 2018-02-12 stsp const uint8_t *
1559 f934cf2c 2018-02-12 stsp got_object_blob_get_read_buf(struct got_blob_object *blob)
1561 f934cf2c 2018-02-12 stsp return blob->read_buf;
1564 68482ea3 2017-11-27 stsp const struct got_error *
1565 eb651edf 2018-02-11 stsp got_object_blob_read_block(size_t *outlenp, struct got_blob_object *blob)
1569 eb651edf 2018-02-11 stsp n = fread(blob->read_buf, 1, blob->blocksize, blob->f);
1570 eb651edf 2018-02-11 stsp if (n == 0 && ferror(blob->f))
1571 eb651edf 2018-02-11 stsp return got_ferror(blob->f, GOT_ERR_IO);
1572 eb651edf 2018-02-11 stsp *outlenp = n;
1573 35e9ba5d 2018-06-21 stsp return NULL;
1576 35e9ba5d 2018-06-21 stsp const struct got_error *
1577 be659d10 2020-11-18 stsp got_object_blob_dump_to_file(off_t *filesize, int *nlines,
1578 6c4c42e0 2019-06-24 stsp off_t **line_offsets, FILE *outfile, struct got_blob_object *blob)
1580 35e9ba5d 2018-06-21 stsp const struct got_error *err = NULL;
1581 b6752625 2018-12-24 stsp size_t n, len, hdrlen;
1582 84451b3e 2018-07-10 stsp const uint8_t *buf;
1584 c33ebc60 2020-11-18 stsp const int alloc_chunksz = 512;
1585 c33ebc60 2020-11-18 stsp size_t nalloc = 0;
1586 f595d9bd 2019-08-14 stsp off_t off = 0, total_len = 0;
1588 6c4c42e0 2019-06-24 stsp if (line_offsets)
1589 6c4c42e0 2019-06-24 stsp *line_offsets = NULL;
1590 f595d9bd 2019-08-14 stsp if (filesize)
1591 f595d9bd 2019-08-14 stsp *filesize = 0;
1592 84451b3e 2018-07-10 stsp if (nlines)
1593 84451b3e 2018-07-10 stsp *nlines = 0;
1595 35e9ba5d 2018-06-21 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1597 35e9ba5d 2018-06-21 stsp err = got_object_blob_read_block(&len, blob);
1599 35e9ba5d 2018-06-21 stsp return err;
1600 35e9ba5d 2018-06-21 stsp if (len == 0)
1602 84451b3e 2018-07-10 stsp buf = got_object_blob_get_read_buf(blob);
1603 b02560ec 2019-08-19 stsp i = hdrlen;
1604 f1cbc3bc 2020-11-18 stsp if (nlines) {
1605 f1cbc3bc 2020-11-18 stsp if (line_offsets && *line_offsets == NULL) {
1606 78695fb7 2019-08-12 stsp /* Have some data but perhaps no '\n'. */
1607 78695fb7 2019-08-12 stsp *nlines = 1;
1608 c33ebc60 2020-11-18 stsp nalloc = alloc_chunksz;
1609 c33ebc60 2020-11-18 stsp *line_offsets = calloc(nalloc,
1610 c33ebc60 2020-11-18 stsp sizeof(**line_offsets));
1611 78695fb7 2019-08-12 stsp if (*line_offsets == NULL)
1612 845785d4 2020-02-02 tracey return got_error_from_errno("calloc");
1614 b02560ec 2019-08-19 stsp /* Skip forward over end of first line. */
1615 b02560ec 2019-08-19 stsp while (i < len) {
1616 b02560ec 2019-08-19 stsp if (buf[i] == '\n')
1621 b02560ec 2019-08-19 stsp /* Scan '\n' offsets in remaining chunk of data. */
1622 b02560ec 2019-08-19 stsp while (i < len) {
1623 b02560ec 2019-08-19 stsp if (buf[i] != '\n') {
1627 f595d9bd 2019-08-14 stsp (*nlines)++;
1628 c33ebc60 2020-11-18 stsp if (line_offsets && nalloc < *nlines) {
1629 c33ebc60 2020-11-18 stsp size_t n = *nlines + alloc_chunksz;
1630 78695fb7 2019-08-12 stsp off_t *o = recallocarray(*line_offsets,
1631 c33ebc60 2020-11-18 stsp nalloc, n, sizeof(**line_offsets));
1632 78695fb7 2019-08-12 stsp if (o == NULL) {
1633 78695fb7 2019-08-12 stsp free(*line_offsets);
1634 78695fb7 2019-08-12 stsp *line_offsets = NULL;
1635 78695fb7 2019-08-12 stsp return got_error_from_errno(
1636 78695fb7 2019-08-12 stsp "recallocarray");
1638 78695fb7 2019-08-12 stsp *line_offsets = o;
1639 c33ebc60 2020-11-18 stsp nalloc = n;
1641 f1cbc3bc 2020-11-18 stsp if (line_offsets) {
1642 f1cbc3bc 2020-11-18 stsp off = total_len + i - hdrlen + 1;
1643 f1cbc3bc 2020-11-18 stsp (*line_offsets)[*nlines - 1] = off;
1648 35e9ba5d 2018-06-21 stsp /* Skip blob object header first time around. */
1649 454a6b59 2018-12-24 stsp n = fwrite(buf + hdrlen, 1, len - hdrlen, outfile);
1650 b6752625 2018-12-24 stsp if (n != len - hdrlen)
1651 b6752625 2018-12-24 stsp return got_ferror(outfile, GOT_ERR_IO);
1652 f595d9bd 2019-08-14 stsp total_len += len - hdrlen;
1653 35e9ba5d 2018-06-21 stsp hdrlen = 0;
1654 35e9ba5d 2018-06-21 stsp } while (len != 0);
1656 cbe7f848 2019-02-11 stsp if (fflush(outfile) != 0)
1657 638f9024 2019-05-13 stsp return got_error_from_errno("fflush");
1658 35e9ba5d 2018-06-21 stsp rewind(outfile);
1660 f595d9bd 2019-08-14 stsp if (filesize)
1661 f595d9bd 2019-08-14 stsp *filesize = total_len;
1663 776d4d29 2018-06-17 stsp return NULL;
1666 f4a881ce 2018-11-17 stsp static const struct got_error *
1667 268f7291 2018-12-24 stsp request_packed_tag(struct got_tag_object **tag, struct got_pack *pack,
1668 268f7291 2018-12-24 stsp int pack_idx, struct got_object_id *id)
1670 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
1672 268f7291 2018-12-24 stsp err = got_privsep_send_tag_req(pack->privsep_child->ibuf, -1, id,
1673 268f7291 2018-12-24 stsp pack_idx);
1675 a158c901 2018-12-23 stsp return err;
1677 a158c901 2018-12-23 stsp return got_privsep_recv_tag(tag, pack->privsep_child->ibuf);
1680 268f7291 2018-12-24 stsp static const struct got_error *
1681 268f7291 2018-12-24 stsp read_packed_tag_privsep(struct got_tag_object **tag,
1682 268f7291 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
1683 268f7291 2018-12-24 stsp struct got_object_id *id)
1685 268f7291 2018-12-24 stsp const struct got_error *err = NULL;
1687 268f7291 2018-12-24 stsp if (pack->privsep_child)
1688 268f7291 2018-12-24 stsp return request_packed_tag(tag, pack, idx, id);
1690 268f7291 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
1692 268f7291 2018-12-24 stsp return err;
1694 268f7291 2018-12-24 stsp return request_packed_tag(tag, pack, idx, id);
1697 9f2369b0 2018-12-24 stsp static const struct got_error *
1698 9f2369b0 2018-12-24 stsp request_tag(struct got_tag_object **tag, struct got_repository *repo,
1699 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
1701 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1702 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1704 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].ibuf;
1706 d5c81d44 2021-07-08 stsp err = got_privsep_send_tag_req(ibuf, fd, id, -1);
1708 9f2369b0 2018-12-24 stsp return err;
1710 9f2369b0 2018-12-24 stsp return got_privsep_recv_tag(tag, ibuf);
1713 9f2369b0 2018-12-24 stsp static const struct got_error *
1714 9f2369b0 2018-12-24 stsp read_tag_privsep(struct got_tag_object **tag, int obj_fd,
1715 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
1717 ddc7b220 2019-09-08 stsp const struct got_error *err;
1718 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1719 9f2369b0 2018-12-24 stsp pid_t pid;
1720 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1722 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].imsg_fd != -1)
1723 d5c81d44 2021-07-08 stsp return request_tag(tag, repo, obj_fd, id);
1725 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1726 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1727 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1729 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1730 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1731 ddc7b220 2019-09-08 stsp free(ibuf);
1732 ddc7b220 2019-09-08 stsp return err;
1735 9f2369b0 2018-12-24 stsp pid = fork();
1736 ddc7b220 2019-09-08 stsp if (pid == -1) {
1737 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1738 ddc7b220 2019-09-08 stsp free(ibuf);
1739 ddc7b220 2019-09-08 stsp return err;
1741 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1742 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_TAG,
1743 9f2369b0 2018-12-24 stsp repo->path);
1744 9f2369b0 2018-12-24 stsp /* not reached */
1747 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1748 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1749 ddc7b220 2019-09-08 stsp free(ibuf);
1750 ddc7b220 2019-09-08 stsp return err;
1752 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].imsg_fd =
1753 9f2369b0 2018-12-24 stsp imsg_fds[0];
1754 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].pid = pid;
1755 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1756 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].ibuf = ibuf;
1758 d5c81d44 2021-07-08 stsp return request_tag(tag, repo, obj_fd, id);
1761 a158c901 2018-12-23 stsp static const struct got_error *
1762 268f7291 2018-12-24 stsp open_tag(struct got_tag_object **tag, struct got_repository *repo,
1763 268f7291 2018-12-24 stsp struct got_object_id *id, int check_cache)
1765 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1766 268f7291 2018-12-24 stsp struct got_packidx *packidx = NULL;
1768 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1769 5d844a1e 2019-08-13 stsp struct got_object *obj = NULL;
1770 5d844a1e 2019-08-13 stsp int obj_type = GOT_OBJ_TYPE_ANY;
1772 f4a881ce 2018-11-17 stsp if (check_cache) {
1773 268f7291 2018-12-24 stsp *tag = got_repo_get_cached_tag(repo, id);
1774 f4a881ce 2018-11-17 stsp if (*tag != NULL) {
1775 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1776 f4a881ce 2018-11-17 stsp return NULL;
1779 f4a881ce 2018-11-17 stsp *tag = NULL;
1781 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1782 e82b1d81 2019-07-27 stsp if (err == NULL) {
1783 268f7291 2018-12-24 stsp struct got_pack *pack = NULL;
1785 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1786 aea75d87 2021-07-06 stsp packidx->path_packidx);
1788 268f7291 2018-12-24 stsp return err;
1790 268f7291 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1791 f4a881ce 2018-11-17 stsp if (pack == NULL) {
1792 e82b1d81 2019-07-27 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1795 8d2c5ea3 2019-08-13 stsp goto done;
1798 992eb9d8 2020-02-07 tracey /* Beware of "lightweight" tags: Check object type first. */
1799 5d844a1e 2019-08-13 stsp err = read_packed_object_privsep(&obj, repo, pack, packidx,
1802 5d844a1e 2019-08-13 stsp goto done;
1803 5d844a1e 2019-08-13 stsp obj_type = obj->type;
1804 5d844a1e 2019-08-13 stsp got_object_close(obj);
1805 5d844a1e 2019-08-13 stsp if (obj_type != GOT_OBJ_TYPE_TAG) {
1806 5d844a1e 2019-08-13 stsp err = got_error(GOT_ERR_OBJ_TYPE);
1807 5d844a1e 2019-08-13 stsp goto done;
1809 5d844a1e 2019-08-13 stsp err = read_packed_tag_privsep(tag, pack, packidx, idx, id);
1810 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1813 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1815 e82b1d81 2019-07-27 stsp return err;
1816 d5c81d44 2021-07-08 stsp err = got_object_read_header_privsep(&obj, id, repo, fd);
1818 5d844a1e 2019-08-13 stsp return err;
1819 5d844a1e 2019-08-13 stsp obj_type = obj->type;
1820 5d844a1e 2019-08-13 stsp got_object_close(obj);
1821 5d844a1e 2019-08-13 stsp if (obj_type != GOT_OBJ_TYPE_TAG)
1822 5d844a1e 2019-08-13 stsp return got_error(GOT_ERR_OBJ_TYPE);
1824 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1826 5d844a1e 2019-08-13 stsp return err;
1827 d5c81d44 2021-07-08 stsp err = read_tag_privsep(tag, fd, id, repo);
1830 f4a881ce 2018-11-17 stsp if (err == NULL) {
1831 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1832 268f7291 2018-12-24 stsp err = got_repo_cache_tag(repo, id, *tag);
1835 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1836 f4a881ce 2018-11-17 stsp return err;
1839 f4a881ce 2018-11-17 stsp const struct got_error *
1840 f4a881ce 2018-11-17 stsp got_object_open_as_tag(struct got_tag_object **tag,
1841 f4a881ce 2018-11-17 stsp struct got_repository *repo, struct got_object_id *id)
1843 f4a881ce 2018-11-17 stsp *tag = got_repo_get_cached_tag(repo, id);
1844 f4a881ce 2018-11-17 stsp if (*tag != NULL) {
1845 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1846 f4a881ce 2018-11-17 stsp return NULL;
1849 268f7291 2018-12-24 stsp return open_tag(tag, repo, id, 0);
1852 f4a881ce 2018-11-17 stsp const struct got_error *
1853 f4a881ce 2018-11-17 stsp got_object_tag_open(struct got_tag_object **tag,
1854 f4a881ce 2018-11-17 stsp struct got_repository *repo, struct got_object *obj)
1856 268f7291 2018-12-24 stsp return open_tag(tag, repo, got_object_get_id(obj), 1);
1859 d24820bf 2019-08-11 stsp const char *
1860 d24820bf 2019-08-11 stsp got_object_tag_get_name(struct got_tag_object *tag)
1862 d24820bf 2019-08-11 stsp return tag->tag;
1866 0bd18d37 2019-02-01 stsp got_object_tag_get_object_type(struct got_tag_object *tag)
1868 0bd18d37 2019-02-01 stsp return tag->obj_type;
1871 0bd18d37 2019-02-01 stsp struct got_object_id *
1872 0bd18d37 2019-02-01 stsp got_object_tag_get_object_id(struct got_tag_object *tag)
1874 0bd18d37 2019-02-01 stsp return &tag->id;
1878 01073a5d 2019-08-22 stsp got_object_tag_get_tagger_time(struct got_tag_object *tag)
1880 01073a5d 2019-08-22 stsp return tag->tagger_time;
1884 01073a5d 2019-08-22 stsp got_object_tag_get_tagger_gmtoff(struct got_tag_object *tag)
1886 01073a5d 2019-08-22 stsp return tag->tagger_gmtoff;
1889 01073a5d 2019-08-22 stsp const char *
1890 01073a5d 2019-08-22 stsp got_object_tag_get_tagger(struct got_tag_object *tag)
1892 01073a5d 2019-08-22 stsp return tag->tagger;
1895 01073a5d 2019-08-22 stsp const char *
1896 01073a5d 2019-08-22 stsp got_object_tag_get_message(struct got_tag_object *tag)
1898 01073a5d 2019-08-22 stsp return tag->tagmsg;
1901 776d4d29 2018-06-17 stsp static struct got_tree_entry *
1902 65a9bbe9 2018-09-15 stsp find_entry_by_name(struct got_tree_object *tree, const char *name, size_t len)
1906 63da309a 2018-11-07 stsp /* Note that tree entries are sorted in strncmp() order. */
1907 56e0773d 2019-11-28 stsp for (i = 0; i < tree->nentries; i++) {
1908 56e0773d 2019-11-28 stsp struct got_tree_entry *te = &tree->entries[i];
1909 63da309a 2018-11-07 stsp int cmp = strncmp(te->name, name, len);
1910 63da309a 2018-11-07 stsp if (cmp < 0)
1912 63da309a 2018-11-07 stsp if (cmp > 0)
1914 63da309a 2018-11-07 stsp if (te->name[len] == '\0')
1915 776d4d29 2018-06-17 stsp return te;
1917 eb651edf 2018-02-11 stsp return NULL;
1920 56e0773d 2019-11-28 stsp struct got_tree_entry *
1921 a129376b 2019-03-28 stsp got_object_tree_find_entry(struct got_tree_object *tree, const char *name)
1923 a129376b 2019-03-28 stsp return find_entry_by_name(tree, name, strlen(name));
1926 776d4d29 2018-06-17 stsp const struct got_error *
1927 67b631c9 2021-10-10 stsp got_object_tree_find_path(struct got_object_id **id, mode_t *mode,
1928 67b631c9 2021-10-10 stsp struct got_repository *repo, struct got_tree_object *tree,
1929 67b631c9 2021-10-10 stsp const char *path)
1931 776d4d29 2018-06-17 stsp const struct got_error *err = NULL;
1932 67b631c9 2021-10-10 stsp struct got_tree_object *subtree = NULL;
1933 db37e2c0 2018-06-21 stsp struct got_tree_entry *te = NULL;
1934 65a9bbe9 2018-09-15 stsp const char *seg, *s;
1935 b7cd37e5 2018-11-18 stsp size_t seglen;
1937 27d434c2 2018-09-15 stsp *id = NULL;
1940 5e54fb30 2019-05-31 stsp while (s[0] == '/')
1943 65a9bbe9 2018-09-15 stsp seglen = 0;
1944 67b631c9 2021-10-10 stsp subtree = tree;
1945 b7cd37e5 2018-11-18 stsp while (*s) {
1946 776d4d29 2018-06-17 stsp struct got_tree_object *next_tree;
1948 776d4d29 2018-06-17 stsp if (*s != '/') {
1955 67b631c9 2021-10-10 stsp te = find_entry_by_name(subtree, seg, seglen);
1956 db37e2c0 2018-06-21 stsp if (te == NULL) {
1957 b66cd6f3 2020-07-31 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
1958 776d4d29 2018-06-17 stsp goto done;
1961 b7cd37e5 2018-11-18 stsp if (*s == '\0')
1964 776d4d29 2018-06-17 stsp seg = s + 1;
1965 65a9bbe9 2018-09-15 stsp seglen = 0;
1968 776d4d29 2018-06-17 stsp err = got_object_open_as_tree(&next_tree, repo,
1970 db37e2c0 2018-06-21 stsp te = NULL;
1972 776d4d29 2018-06-17 stsp goto done;
1973 67b631c9 2021-10-10 stsp if (subtree != tree)
1974 67b631c9 2021-10-10 stsp got_object_tree_close(subtree);
1975 67b631c9 2021-10-10 stsp subtree = next_tree;
1980 56e0773d 2019-11-28 stsp *id = got_object_id_dup(&te->id);
1981 27d434c2 2018-09-15 stsp if (*id == NULL)
1982 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_id_dup");
1984 67b631c9 2021-10-10 stsp *mode = te->mode;
1986 b66cd6f3 2020-07-31 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
1988 67b631c9 2021-10-10 stsp if (subtree && subtree != tree)
1989 67b631c9 2021-10-10 stsp got_object_tree_close(subtree);
1990 67b631c9 2021-10-10 stsp return err;
1992 67b631c9 2021-10-10 stsp const struct got_error *
1993 67b631c9 2021-10-10 stsp got_object_id_by_path(struct got_object_id **id, struct got_repository *repo,
1994 a44927cc 2022-04-07 stsp struct got_commit_object *commit, const char *path)
1996 67b631c9 2021-10-10 stsp const struct got_error *err = NULL;
1997 67b631c9 2021-10-10 stsp struct got_tree_object *tree = NULL;
1999 67b631c9 2021-10-10 stsp *id = NULL;
2001 67b631c9 2021-10-10 stsp /* Handle opening of root of commit's tree. */
2002 67b631c9 2021-10-10 stsp if (got_path_is_root_dir(path)) {
2003 67b631c9 2021-10-10 stsp *id = got_object_id_dup(commit->tree_id);
2004 67b631c9 2021-10-10 stsp if (*id == NULL)
2005 67b631c9 2021-10-10 stsp err = got_error_from_errno("got_object_id_dup");
2007 67b631c9 2021-10-10 stsp err = got_object_open_as_tree(&tree, repo, commit->tree_id);
2009 67b631c9 2021-10-10 stsp goto done;
2010 67b631c9 2021-10-10 stsp err = got_object_tree_find_path(id, NULL, repo, tree, path);
2014 776d4d29 2018-06-17 stsp got_object_tree_close(tree);
2015 776d4d29 2018-06-17 stsp return err;
2019 ac5f2b26 2020-05-05 stsp * Normalize file mode bits to avoid false positive tree entry differences
2020 ac5f2b26 2020-05-05 stsp * in case tree entries have unexpected mode bits set.
2022 ac5f2b26 2020-05-05 stsp static mode_t
2023 ac5f2b26 2020-05-05 stsp normalize_mode_for_comparison(mode_t mode)
2026 ac5f2b26 2020-05-05 stsp * For directories, the only relevant bit is the IFDIR bit.
2027 ac5f2b26 2020-05-05 stsp * This allows us to detect paths changing from a directory
2028 ac5f2b26 2020-05-05 stsp * to a file and vice versa.
2030 ac5f2b26 2020-05-05 stsp if (S_ISDIR(mode))
2031 ac5f2b26 2020-05-05 stsp return mode & S_IFDIR;
2034 40dde666 2020-07-23 stsp * For symlinks, the only relevant bit is the IFLNK bit.
2035 40dde666 2020-07-23 stsp * This allows us to detect paths changing from a symlinks
2036 40dde666 2020-07-23 stsp * to a file or directory and vice versa.
2038 40dde666 2020-07-23 stsp if (S_ISLNK(mode))
2039 40dde666 2020-07-23 stsp return mode & S_IFLNK;
2041 ac5f2b26 2020-05-05 stsp /* For files, the only change we care about is the executable bit. */
2042 ac5f2b26 2020-05-05 stsp return mode & S_IXUSR;
2045 07862c20 2018-09-15 stsp const struct got_error *
2046 07862c20 2018-09-15 stsp got_object_tree_path_changed(int *changed,
2047 07862c20 2018-09-15 stsp struct got_tree_object *tree01, struct got_tree_object *tree02,
2048 07862c20 2018-09-15 stsp const char *path, struct got_repository *repo)
2050 07862c20 2018-09-15 stsp const struct got_error *err = NULL;
2051 07862c20 2018-09-15 stsp struct got_tree_object *tree1 = NULL, *tree2 = NULL;
2052 07862c20 2018-09-15 stsp struct got_tree_entry *te1 = NULL, *te2 = NULL;
2053 65a9bbe9 2018-09-15 stsp const char *seg, *s;
2054 3b7f9878 2018-11-18 stsp size_t seglen;
2056 07862c20 2018-09-15 stsp *changed = 0;
2058 07862c20 2018-09-15 stsp /* We not do support comparing the root path. */
2059 61a7d79f 2020-02-29 stsp if (got_path_is_root_dir(path))
2060 63f810e6 2020-02-29 stsp return got_error_path(path, GOT_ERR_BAD_PATH);
2062 07862c20 2018-09-15 stsp tree1 = tree01;
2063 07862c20 2018-09-15 stsp tree2 = tree02;
2065 61a7d79f 2020-02-29 stsp while (*s == '/')
2068 65a9bbe9 2018-09-15 stsp seglen = 0;
2069 3b7f9878 2018-11-18 stsp while (*s) {
2070 07862c20 2018-09-15 stsp struct got_tree_object *next_tree1, *next_tree2;
2071 ac5f2b26 2020-05-05 stsp mode_t mode1, mode2;
2073 07862c20 2018-09-15 stsp if (*s != '/') {
2080 65a9bbe9 2018-09-15 stsp te1 = find_entry_by_name(tree1, seg, seglen);
2081 07862c20 2018-09-15 stsp if (te1 == NULL) {
2082 07862c20 2018-09-15 stsp err = got_error(GOT_ERR_NO_OBJ);
2083 07862c20 2018-09-15 stsp goto done;
2086 e8bfb8f3 2020-12-18 stsp if (tree2)
2087 e8bfb8f3 2020-12-18 stsp te2 = find_entry_by_name(tree2, seg, seglen);
2089 e8bfb8f3 2020-12-18 stsp if (te2) {
2090 e8bfb8f3 2020-12-18 stsp mode1 = normalize_mode_for_comparison(te1->mode);
2091 e8bfb8f3 2020-12-18 stsp mode2 = normalize_mode_for_comparison(te2->mode);
2092 e8bfb8f3 2020-12-18 stsp if (mode1 != mode2) {
2093 e8bfb8f3 2020-12-18 stsp *changed = 1;
2094 e8bfb8f3 2020-12-18 stsp goto done;
2097 e8bfb8f3 2020-12-18 stsp if (got_object_id_cmp(&te1->id, &te2->id) == 0) {
2098 e8bfb8f3 2020-12-18 stsp *changed = 0;
2099 e8bfb8f3 2020-12-18 stsp goto done;
2103 3b7f9878 2018-11-18 stsp if (*s == '\0') { /* final path element */
2104 07862c20 2018-09-15 stsp *changed = 1;
2105 07862c20 2018-09-15 stsp goto done;
2108 07862c20 2018-09-15 stsp seg = s + 1;
2110 65a9bbe9 2018-09-15 stsp seglen = 0;
2112 07862c20 2018-09-15 stsp err = got_object_open_as_tree(&next_tree1, repo,
2113 56e0773d 2019-11-28 stsp &te1->id);
2114 07862c20 2018-09-15 stsp te1 = NULL;
2116 07862c20 2018-09-15 stsp goto done;
2117 a31cea73 2018-09-15 stsp if (tree1 != tree01)
2118 a31cea73 2018-09-15 stsp got_object_tree_close(tree1);
2119 07862c20 2018-09-15 stsp tree1 = next_tree1;
2121 e8bfb8f3 2020-12-18 stsp if (te2) {
2122 e8bfb8f3 2020-12-18 stsp err = got_object_open_as_tree(&next_tree2, repo,
2123 e8bfb8f3 2020-12-18 stsp &te2->id);
2124 e8bfb8f3 2020-12-18 stsp te2 = NULL;
2126 e8bfb8f3 2020-12-18 stsp goto done;
2127 e8bfb8f3 2020-12-18 stsp if (tree2 != tree02)
2128 e8bfb8f3 2020-12-18 stsp got_object_tree_close(tree2);
2129 e8bfb8f3 2020-12-18 stsp tree2 = next_tree2;
2130 e8bfb8f3 2020-12-18 stsp } else if (tree2) {
2131 e8bfb8f3 2020-12-18 stsp if (tree2 != tree02)
2132 e8bfb8f3 2020-12-18 stsp got_object_tree_close(tree2);
2133 e8bfb8f3 2020-12-18 stsp tree2 = NULL;
2138 a31cea73 2018-09-15 stsp if (tree1 && tree1 != tree01)
2139 07862c20 2018-09-15 stsp got_object_tree_close(tree1);
2140 a31cea73 2018-09-15 stsp if (tree2 && tree2 != tree02)
2141 07862c20 2018-09-15 stsp got_object_tree_close(tree2);
2142 77880158 2018-11-04 stsp return err;
2145 ed175427 2019-05-09 stsp const struct got_error *
2146 ed175427 2019-05-09 stsp got_object_tree_entry_dup(struct got_tree_entry **new_te,
2147 ed175427 2019-05-09 stsp struct got_tree_entry *te)
2149 ed175427 2019-05-09 stsp const struct got_error *err = NULL;
2151 ed175427 2019-05-09 stsp *new_te = calloc(1, sizeof(**new_te));
2152 ed175427 2019-05-09 stsp if (*new_te == NULL)
2153 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
2155 ed175427 2019-05-09 stsp (*new_te)->mode = te->mode;
2156 56e0773d 2019-11-28 stsp memcpy((*new_te)->name, te->name, sizeof((*new_te)->name));
2157 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, &te->id, sizeof((*new_te)->id));
2158 8c4eabf2 2019-05-10 stsp return err;
2162 56e0773d 2019-11-28 stsp got_object_tree_entry_is_submodule(struct got_tree_entry *te)
2164 63c5ca5d 2019-08-24 stsp return (te->mode & S_IFMT) == (S_IFDIR | S_IFLNK);
2168 e40622f4 2020-07-23 stsp got_object_tree_entry_is_symlink(struct got_tree_entry *te)
2170 e40622f4 2020-07-23 stsp /* S_IFDIR check avoids confusing symlinks with submodules. */
2171 e40622f4 2020-07-23 stsp return ((te->mode & (S_IFDIR | S_IFLNK)) == S_IFLNK);
2174 e40622f4 2020-07-23 stsp static const struct got_error *
2175 e40622f4 2020-07-23 stsp resolve_symlink(char **link_target, const char *path,
2176 a44927cc 2022-04-07 stsp struct got_commit_object *commit, struct got_repository *repo)
2178 e40622f4 2020-07-23 stsp const struct got_error *err = NULL;
2179 dbdd6209 2020-10-19 stsp char buf[PATH_MAX];
2180 e40622f4 2020-07-23 stsp char *name, *parent_path = NULL;
2181 e40622f4 2020-07-23 stsp struct got_object_id *tree_obj_id = NULL;
2182 e40622f4 2020-07-23 stsp struct got_tree_object *tree = NULL;
2183 e40622f4 2020-07-23 stsp struct got_tree_entry *te = NULL;
2185 e40622f4 2020-07-23 stsp *link_target = NULL;
2187 dbdd6209 2020-10-19 stsp if (strlcpy(buf, path, sizeof(buf)) >= sizeof(buf))
2188 dbdd6209 2020-10-19 stsp return got_error(GOT_ERR_NO_SPACE);
2190 dbdd6209 2020-10-19 stsp name = basename(buf);
2191 e40622f4 2020-07-23 stsp if (name == NULL)
2192 e40622f4 2020-07-23 stsp return got_error_from_errno2("basename", path);
2194 e40622f4 2020-07-23 stsp err = got_path_dirname(&parent_path, path);
2196 e40622f4 2020-07-23 stsp return err;
2198 a44927cc 2022-04-07 stsp err = got_object_id_by_path(&tree_obj_id, repo, commit,
2199 e40622f4 2020-07-23 stsp parent_path);
2200 e40622f4 2020-07-23 stsp if (err) {
2201 e40622f4 2020-07-23 stsp if (err->code == GOT_ERR_NO_TREE_ENTRY) {
2202 e40622f4 2020-07-23 stsp /* Display the complete path in error message. */
2203 e40622f4 2020-07-23 stsp err = got_error_path(path, err->code);
2205 e40622f4 2020-07-23 stsp goto done;
2208 e40622f4 2020-07-23 stsp err = got_object_open_as_tree(&tree, repo, tree_obj_id);
2210 e40622f4 2020-07-23 stsp goto done;
2212 e40622f4 2020-07-23 stsp te = got_object_tree_find_entry(tree, name);
2213 e40622f4 2020-07-23 stsp if (te == NULL) {
2214 e40622f4 2020-07-23 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
2215 e40622f4 2020-07-23 stsp goto done;
2218 e40622f4 2020-07-23 stsp if (got_object_tree_entry_is_symlink(te)) {
2219 e40622f4 2020-07-23 stsp err = got_tree_entry_get_symlink_target(link_target, te, repo);
2221 e40622f4 2020-07-23 stsp goto done;
2222 e40622f4 2020-07-23 stsp if (!got_path_is_absolute(*link_target)) {
2223 e40622f4 2020-07-23 stsp char *abspath;
2224 e40622f4 2020-07-23 stsp if (asprintf(&abspath, "%s/%s", parent_path,
2225 e40622f4 2020-07-23 stsp *link_target) == -1) {
2226 e40622f4 2020-07-23 stsp err = got_error_from_errno("asprintf");
2227 e40622f4 2020-07-23 stsp goto done;
2229 e40622f4 2020-07-23 stsp free(*link_target);
2230 e40622f4 2020-07-23 stsp *link_target = malloc(PATH_MAX);
2231 e40622f4 2020-07-23 stsp if (*link_target == NULL) {
2232 e40622f4 2020-07-23 stsp err = got_error_from_errno("malloc");
2233 e40622f4 2020-07-23 stsp goto done;
2235 e40622f4 2020-07-23 stsp err = got_canonpath(abspath, *link_target, PATH_MAX);
2236 e40622f4 2020-07-23 stsp free(abspath);
2238 e40622f4 2020-07-23 stsp goto done;
2242 e40622f4 2020-07-23 stsp free(tree_obj_id);
2244 e40622f4 2020-07-23 stsp got_object_tree_close(tree);
2245 e40622f4 2020-07-23 stsp if (err) {
2246 e40622f4 2020-07-23 stsp free(*link_target);
2247 e40622f4 2020-07-23 stsp *link_target = NULL;
2249 e40622f4 2020-07-23 stsp return err;
2252 ca6e02ac 2020-01-07 stsp const struct got_error *
2253 e40622f4 2020-07-23 stsp got_object_resolve_symlinks(char **link_target, const char *path,
2254 a44927cc 2022-04-07 stsp struct got_commit_object *commit, struct got_repository *repo)
2256 e40622f4 2020-07-23 stsp const struct got_error *err = NULL;
2257 e40622f4 2020-07-23 stsp char *next_target = NULL;
2258 e40622f4 2020-07-23 stsp int max_recursion = 40; /* matches Git */
2260 e40622f4 2020-07-23 stsp *link_target = NULL;
2263 e40622f4 2020-07-23 stsp err = resolve_symlink(&next_target,
2264 a44927cc 2022-04-07 stsp *link_target ? *link_target : path, commit, repo);
2267 e40622f4 2020-07-23 stsp if (next_target) {
2268 e40622f4 2020-07-23 stsp free(*link_target);
2269 e40622f4 2020-07-23 stsp if (--max_recursion == 0) {
2270 e40622f4 2020-07-23 stsp err = got_error_path(path, GOT_ERR_RECURSION);
2271 e40622f4 2020-07-23 stsp *link_target = NULL;
2274 e40622f4 2020-07-23 stsp *link_target = next_target;
2276 e40622f4 2020-07-23 stsp } while (next_target);
2278 e40622f4 2020-07-23 stsp return err;
2281 e40622f4 2020-07-23 stsp const struct got_error *
2282 ca6e02ac 2020-01-07 stsp got_traverse_packed_commits(struct got_object_id_queue *traversed_commits,
2283 ca6e02ac 2020-01-07 stsp struct got_object_id *commit_id, const char *path,
2284 ca6e02ac 2020-01-07 stsp struct got_repository *repo)
2286 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2287 ca6e02ac 2020-01-07 stsp struct got_pack *pack = NULL;
2288 ca6e02ac 2020-01-07 stsp struct got_packidx *packidx = NULL;
2289 ca6e02ac 2020-01-07 stsp char *path_packfile = NULL;
2290 ca6e02ac 2020-01-07 stsp struct got_commit_object *changed_commit = NULL;
2291 ca6e02ac 2020-01-07 stsp struct got_object_id *changed_commit_id = NULL;
2294 ca6e02ac 2020-01-07 stsp err = got_repo_search_packidx(&packidx, &idx, repo, commit_id);
2295 ca6e02ac 2020-01-07 stsp if (err) {
2296 ca6e02ac 2020-01-07 stsp if (err->code != GOT_ERR_NO_OBJ)
2297 ca6e02ac 2020-01-07 stsp return err;
2298 ca6e02ac 2020-01-07 stsp return NULL;
2301 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
2302 aea75d87 2021-07-06 stsp packidx->path_packidx);
2304 ca6e02ac 2020-01-07 stsp return err;
2306 ca6e02ac 2020-01-07 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
2307 ca6e02ac 2020-01-07 stsp if (pack == NULL) {
2308 ca6e02ac 2020-01-07 stsp err = got_repo_cache_pack(&pack, repo, path_packfile, packidx);
2310 ca6e02ac 2020-01-07 stsp goto done;
2313 ca6e02ac 2020-01-07 stsp if (pack->privsep_child == NULL) {
2314 ca6e02ac 2020-01-07 stsp err = start_pack_privsep_child(pack, packidx);
2316 ca6e02ac 2020-01-07 stsp goto done;
2319 ca6e02ac 2020-01-07 stsp err = got_privsep_send_commit_traversal_request(
2320 ca6e02ac 2020-01-07 stsp pack->privsep_child->ibuf, commit_id, idx, path);
2322 ca6e02ac 2020-01-07 stsp goto done;
2324 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_traversed_commits(&changed_commit,
2325 ca6e02ac 2020-01-07 stsp &changed_commit_id, traversed_commits, pack->privsep_child->ibuf);
2327 ca6e02ac 2020-01-07 stsp goto done;
2329 ca6e02ac 2020-01-07 stsp if (changed_commit) {
2331 ca6e02ac 2020-01-07 stsp * Cache the commit in which the path was changed.
2332 ca6e02ac 2020-01-07 stsp * This commit might be opened again soon.
2334 ca6e02ac 2020-01-07 stsp changed_commit->refcnt++;
2335 ca6e02ac 2020-01-07 stsp err = got_repo_cache_commit(repo, changed_commit_id,
2336 ca6e02ac 2020-01-07 stsp changed_commit);
2337 ca6e02ac 2020-01-07 stsp got_object_commit_close(changed_commit);
2340 ca6e02ac 2020-01-07 stsp free(path_packfile);
2341 ca6e02ac 2020-01-07 stsp free(changed_commit_id);
2342 ca6e02ac 2020-01-07 stsp return err;