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 67fd6849 2022-02-13 stsp off_t *delta_size, off_t *delta_offset, off_t *delta_out_offset,
392 67fd6849 2022-02-13 stsp 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 67fd6849 2022-02-13 stsp *delta_offset = 0;
404 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
406 67fd6849 2022-02-13 stsp err = got_packidx_get_packfile_path(&path_packfile,
407 67fd6849 2022-02-13 stsp packidx->path_packidx);
409 67fd6849 2022-02-13 stsp return err;
411 67fd6849 2022-02-13 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
412 67fd6849 2022-02-13 stsp if (pack == NULL) {
413 67fd6849 2022-02-13 stsp err = got_repo_cache_pack(&pack, repo, path_packfile, packidx);
415 67fd6849 2022-02-13 stsp return err;
418 67fd6849 2022-02-13 stsp if (pack->privsep_child == NULL) {
419 67fd6849 2022-02-13 stsp err = start_pack_privsep_child(pack, packidx);
421 67fd6849 2022-02-13 stsp return err;
424 67fd6849 2022-02-13 stsp if (!pack->child_has_delta_outfd) {
425 67fd6849 2022-02-13 stsp int outfd_child;
426 67fd6849 2022-02-13 stsp outfd_child = dup(delta_cache_fd);
427 67fd6849 2022-02-13 stsp if (outfd_child == -1)
428 67fd6849 2022-02-13 stsp return got_error_from_errno("dup");
429 67fd6849 2022-02-13 stsp err = got_privsep_send_raw_delta_outfd(
430 67fd6849 2022-02-13 stsp pack->privsep_child->ibuf, outfd_child);
432 67fd6849 2022-02-13 stsp return err;
433 67fd6849 2022-02-13 stsp pack->child_has_delta_outfd = 1;
436 67fd6849 2022-02-13 stsp err = got_privsep_send_raw_delta_req(pack->privsep_child->ibuf,
437 67fd6849 2022-02-13 stsp obj_idx, id);
439 67fd6849 2022-02-13 stsp return err;
441 67fd6849 2022-02-13 stsp return got_privsep_recv_raw_delta(base_size, result_size, delta_size,
442 67fd6849 2022-02-13 stsp delta_offset, delta_out_offset, base_id, pack->privsep_child->ibuf);
445 9f2369b0 2018-12-24 stsp static const struct got_error *
446 d5c81d44 2021-07-08 stsp request_object(struct got_object **obj, struct got_object_id *id,
447 d5c81d44 2021-07-08 stsp struct got_repository *repo, int fd)
449 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
450 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
452 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf;
454 d5c81d44 2021-07-08 stsp err = got_privsep_send_obj_req(ibuf, fd, id);
456 9f2369b0 2018-12-24 stsp return err;
458 9f2369b0 2018-12-24 stsp return got_privsep_recv_obj(obj, ibuf);
461 9f2369b0 2018-12-24 stsp static const struct got_error *
462 59d1e4a0 2021-03-10 stsp request_raw_object(uint8_t **outbuf, off_t *size, size_t *hdrlen, int outfd,
463 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo, int infd)
465 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
466 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf;
467 59d1e4a0 2021-03-10 stsp int outfd_child;
469 59d1e4a0 2021-03-10 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf;
471 59d1e4a0 2021-03-10 stsp outfd_child = dup(outfd);
472 59d1e4a0 2021-03-10 stsp if (outfd_child == -1)
473 59d1e4a0 2021-03-10 stsp return got_error_from_errno("dup");
475 d5c81d44 2021-07-08 stsp err = got_privsep_send_raw_obj_req(ibuf, infd, id);
477 59d1e4a0 2021-03-10 stsp return err;
479 59d1e4a0 2021-03-10 stsp err = got_privsep_send_raw_obj_outfd(ibuf, outfd_child);
481 59d1e4a0 2021-03-10 stsp return err;
483 59d1e4a0 2021-03-10 stsp return got_privsep_recv_raw_obj(outbuf, size, hdrlen, ibuf);
486 59d1e4a0 2021-03-10 stsp static const struct got_error *
487 59d1e4a0 2021-03-10 stsp start_read_object_child(struct got_repository *repo)
489 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
490 9f2369b0 2018-12-24 stsp int imsg_fds[2];
492 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
494 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
495 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
496 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
498 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
499 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
500 ddc7b220 2019-09-08 stsp free(ibuf);
501 ddc7b220 2019-09-08 stsp return err;
504 9f2369b0 2018-12-24 stsp pid = fork();
505 ddc7b220 2019-09-08 stsp if (pid == -1) {
506 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
507 ddc7b220 2019-09-08 stsp free(ibuf);
508 ddc7b220 2019-09-08 stsp return err;
510 9f2369b0 2018-12-24 stsp else if (pid == 0) {
511 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_OBJECT,
512 9f2369b0 2018-12-24 stsp repo->path);
513 9f2369b0 2018-12-24 stsp /* not reached */
516 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
517 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
518 ddc7b220 2019-09-08 stsp free(ibuf);
519 ddc7b220 2019-09-08 stsp return err;
522 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd =
523 9f2369b0 2018-12-24 stsp imsg_fds[0];
524 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].pid = pid;
525 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
526 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].ibuf = ibuf;
528 59d1e4a0 2021-03-10 stsp return NULL;
531 b3d68e7f 2021-07-03 stsp const struct got_error *
532 b3d68e7f 2021-07-03 stsp got_object_read_header_privsep(struct got_object **obj,
533 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo, int obj_fd)
535 59d1e4a0 2021-03-10 stsp const struct got_error *err;
537 59d1e4a0 2021-03-10 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd != -1)
538 d5c81d44 2021-07-08 stsp return request_object(obj, id, repo, obj_fd);
540 59d1e4a0 2021-03-10 stsp err = start_read_object_child(repo);
542 7495ec13 2021-04-04 stsp close(obj_fd);
543 59d1e4a0 2021-03-10 stsp return err;
546 d5c81d44 2021-07-08 stsp return request_object(obj, id, repo, obj_fd);
549 59d1e4a0 2021-03-10 stsp static const struct got_error *
550 59d1e4a0 2021-03-10 stsp read_object_raw_privsep(uint8_t **outbuf, off_t *size, size_t *hdrlen,
551 d5c81d44 2021-07-08 stsp int outfd, struct got_object_id *id, struct got_repository *repo,
552 d5c81d44 2021-07-08 stsp int obj_fd)
554 59d1e4a0 2021-03-10 stsp const struct got_error *err;
556 59d1e4a0 2021-03-10 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_OBJECT].imsg_fd != -1)
557 d5c81d44 2021-07-08 stsp return request_raw_object(outbuf, size, hdrlen, outfd, id,
558 d5c81d44 2021-07-08 stsp repo, obj_fd);
560 59d1e4a0 2021-03-10 stsp err = start_read_object_child(repo);
562 59d1e4a0 2021-03-10 stsp return err;
564 d5c81d44 2021-07-08 stsp return request_raw_object(outbuf, size, hdrlen, outfd, id, repo,
568 4558fcd4 2018-01-14 stsp const struct got_error *
569 4558fcd4 2018-01-14 stsp got_object_open(struct got_object **obj, struct got_repository *repo,
570 4558fcd4 2018-01-14 stsp struct got_object_id *id)
572 6c00b545 2018-01-17 stsp const struct got_error *err = NULL;
575 7bb0daa1 2018-06-21 stsp *obj = got_repo_get_cached_object(repo, id);
576 7bb0daa1 2018-06-21 stsp if (*obj != NULL) {
577 7bb0daa1 2018-06-21 stsp (*obj)->refcnt++;
578 7bb0daa1 2018-06-21 stsp return NULL;
581 b3d68e7f 2021-07-03 stsp err = got_object_open_packed(obj, id, repo);
582 e82b1d81 2019-07-27 stsp if (err && err->code != GOT_ERR_NO_OBJ)
583 e82b1d81 2019-07-27 stsp return err;
584 e82b1d81 2019-07-27 stsp if (*obj) {
585 e82b1d81 2019-07-27 stsp (*obj)->refcnt++;
586 e82b1d81 2019-07-27 stsp return got_repo_cache_object(repo, id, *obj);
589 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
591 762d73f4 2021-04-10 stsp if (err->code == GOT_ERR_ERRNO && errno == ENOENT)
592 762d73f4 2021-04-10 stsp err = got_error_no_obj(id);
593 762d73f4 2021-04-10 stsp return err;
596 d5c81d44 2021-07-08 stsp err = got_object_read_header_privsep(obj, id, repo, fd);
598 4558fcd4 2018-01-14 stsp return err;
600 762d73f4 2021-04-10 stsp memcpy((*obj)->id.sha1, id->sha1, SHA1_DIGEST_LENGTH);
602 59790a32 2018-09-15 stsp (*obj)->refcnt++;
603 762d73f4 2021-04-10 stsp return got_repo_cache_object(repo, id, *obj);
606 d3c116bf 2021-10-15 stsp /* *outfd must be initialized to -1 by caller */
607 59d1e4a0 2021-03-10 stsp const struct got_error *
608 d3c116bf 2021-10-15 stsp got_object_raw_open(struct got_raw_object **obj, int *outfd,
609 94dac27c 2021-10-15 stsp struct got_repository *repo, struct got_object_id *id)
611 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
612 59d1e4a0 2021-03-10 stsp struct got_packidx *packidx = NULL;
614 59d1e4a0 2021-03-10 stsp uint8_t *outbuf = NULL;
615 59d1e4a0 2021-03-10 stsp off_t size = 0;
616 59d1e4a0 2021-03-10 stsp size_t hdrlen = 0;
617 59d1e4a0 2021-03-10 stsp char *path_packfile = NULL;
619 d3c116bf 2021-10-15 stsp *obj = got_repo_get_cached_raw_object(repo, id);
620 d3c116bf 2021-10-15 stsp if (*obj != NULL) {
621 d3c116bf 2021-10-15 stsp (*obj)->refcnt++;
622 d3c116bf 2021-10-15 stsp return NULL;
625 d3c116bf 2021-10-15 stsp if (*outfd == -1) {
626 d3c116bf 2021-10-15 stsp *outfd = got_opentempfd();
627 d3c116bf 2021-10-15 stsp if (*outfd == -1)
628 d3c116bf 2021-10-15 stsp return got_error_from_errno("got_opentempfd");
631 59d1e4a0 2021-03-10 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
632 59d1e4a0 2021-03-10 stsp if (err == NULL) {
633 59d1e4a0 2021-03-10 stsp struct got_pack *pack = NULL;
635 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
636 aea75d87 2021-07-06 stsp packidx->path_packidx);
640 59d1e4a0 2021-03-10 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
641 59d1e4a0 2021-03-10 stsp if (pack == NULL) {
642 59d1e4a0 2021-03-10 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
647 59d1e4a0 2021-03-10 stsp err = read_packed_object_raw_privsep(&outbuf, &size, &hdrlen,
648 d3c116bf 2021-10-15 stsp *outfd, pack, packidx, idx, id);
651 59d1e4a0 2021-03-10 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
654 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
657 d3c116bf 2021-10-15 stsp err = read_object_raw_privsep(&outbuf, &size, &hdrlen, *outfd,
658 d5c81d44 2021-07-08 stsp id, repo, fd);
663 59d1e4a0 2021-03-10 stsp *obj = calloc(1, sizeof(**obj));
664 59d1e4a0 2021-03-10 stsp if (*obj == NULL) {
665 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("calloc");
668 64a8571e 2022-01-07 stsp (*obj)->fd = -1;
670 59d1e4a0 2021-03-10 stsp if (outbuf) {
671 59d1e4a0 2021-03-10 stsp (*obj)->data = outbuf;
673 59d1e4a0 2021-03-10 stsp struct stat sb;
674 d3c116bf 2021-10-15 stsp if (fstat(*outfd, &sb) == -1) {
675 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("fstat");
679 a8591711 2021-06-18 stsp if (sb.st_size != hdrlen + size) {
680 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
683 64a8571e 2022-01-07 stsp #ifndef GOT_PACK_NO_MMAP
684 64a8571e 2022-01-07 stsp if (hdrlen + size > 0) {
685 64a8571e 2022-01-07 stsp (*obj)->data = mmap(NULL, hdrlen + size, PROT_READ,
686 64a8571e 2022-01-07 stsp MAP_PRIVATE, *outfd, 0);
687 64a8571e 2022-01-07 stsp if ((*obj)->data == MAP_FAILED) {
688 64a8571e 2022-01-07 stsp if (errno != ENOMEM) {
689 64a8571e 2022-01-07 stsp err = got_error_from_errno("mmap");
692 64a8571e 2022-01-07 stsp (*obj)->data = NULL;
694 64a8571e 2022-01-07 stsp (*obj)->fd = *outfd;
695 64a8571e 2022-01-07 stsp *outfd = -1;
699 64a8571e 2022-01-07 stsp if (*outfd != -1) {
700 64a8571e 2022-01-07 stsp (*obj)->f = fdopen(*outfd, "r");
701 64a8571e 2022-01-07 stsp if ((*obj)->f == NULL) {
702 64a8571e 2022-01-07 stsp err = got_error_from_errno("fdopen");
705 64a8571e 2022-01-07 stsp *outfd = -1;
708 59d1e4a0 2021-03-10 stsp (*obj)->hdrlen = hdrlen;
709 59d1e4a0 2021-03-10 stsp (*obj)->size = size;
710 d3c116bf 2021-10-15 stsp err = got_repo_cache_raw_object(repo, id, *obj);
712 59d1e4a0 2021-03-10 stsp free(path_packfile);
714 59d1e4a0 2021-03-10 stsp if (*obj) {
715 59d1e4a0 2021-03-10 stsp got_object_raw_close(*obj);
716 59d1e4a0 2021-03-10 stsp *obj = NULL;
718 59d1e4a0 2021-03-10 stsp free(outbuf);
720 d3c116bf 2021-10-15 stsp (*obj)->refcnt++;
721 59d1e4a0 2021-03-10 stsp return err;
724 59d1e4a0 2021-03-10 stsp const struct got_error *
725 6dfa2fd3 2018-02-12 stsp got_object_open_by_id_str(struct got_object **obj, struct got_repository *repo,
726 6dfa2fd3 2018-02-12 stsp const char *id_str)
728 6dfa2fd3 2018-02-12 stsp struct got_object_id id;
730 6dfa2fd3 2018-02-12 stsp if (!got_parse_sha1_digest(id.sha1, id_str))
731 6dd1ece6 2019-11-10 stsp return got_error_path(id_str, GOT_ERR_BAD_OBJ_ID_STR);
733 6dfa2fd3 2018-02-12 stsp return got_object_open(obj, repo, &id);
736 15a94983 2018-12-23 stsp const struct got_error *
737 15a94983 2018-12-23 stsp got_object_resolve_id_str(struct got_object_id **id,
738 15a94983 2018-12-23 stsp struct got_repository *repo, const char *id_str)
740 15a94983 2018-12-23 stsp const struct got_error *err = NULL;
741 15a94983 2018-12-23 stsp struct got_object *obj;
743 15a94983 2018-12-23 stsp err = got_object_open_by_id_str(&obj, repo, id_str);
745 15a94983 2018-12-23 stsp return err;
747 15a94983 2018-12-23 stsp *id = got_object_id_dup(got_object_get_id(obj));
748 15a94983 2018-12-23 stsp got_object_close(obj);
749 15a94983 2018-12-23 stsp if (*id == NULL)
750 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_id_dup");
752 15a94983 2018-12-23 stsp return NULL;
755 434025f3 2018-09-16 stsp static const struct got_error *
756 a158c901 2018-12-23 stsp request_packed_commit(struct got_commit_object **commit, struct got_pack *pack,
757 a158c901 2018-12-23 stsp int pack_idx, struct got_object_id *id)
759 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
761 a158c901 2018-12-23 stsp err = got_privsep_send_commit_req(pack->privsep_child->ibuf, -1, id,
764 a158c901 2018-12-23 stsp return err;
766 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_commit(commit, pack->privsep_child->ibuf);
768 ca6e02ac 2020-01-07 stsp return err;
770 ca6e02ac 2020-01-07 stsp (*commit)->flags |= GOT_COMMIT_FLAG_PACKED;
771 ca6e02ac 2020-01-07 stsp return NULL;
774 a158c901 2018-12-23 stsp static const struct got_error *
775 a158c901 2018-12-23 stsp read_packed_commit_privsep(struct got_commit_object **commit,
776 a158c901 2018-12-23 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
777 a158c901 2018-12-23 stsp struct got_object_id *id)
779 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
781 a158c901 2018-12-23 stsp if (pack->privsep_child)
782 a158c901 2018-12-23 stsp return request_packed_commit(commit, pack, idx, id);
784 711fb6e8 2018-12-23 stsp err = start_pack_privsep_child(pack, packidx);
786 a158c901 2018-12-23 stsp return err;
788 711fb6e8 2018-12-23 stsp return request_packed_commit(commit, pack, idx, id);
791 9f2369b0 2018-12-24 stsp static const struct got_error *
792 9f2369b0 2018-12-24 stsp request_commit(struct got_commit_object **commit, struct got_repository *repo,
793 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
795 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
796 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
798 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].ibuf;
800 d5c81d44 2021-07-08 stsp err = got_privsep_send_commit_req(ibuf, fd, id, -1);
802 9f2369b0 2018-12-24 stsp return err;
804 9f2369b0 2018-12-24 stsp return got_privsep_recv_commit(commit, ibuf);
807 9f2369b0 2018-12-24 stsp static const struct got_error *
808 9f2369b0 2018-12-24 stsp read_commit_privsep(struct got_commit_object **commit, int obj_fd,
809 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
811 ddc7b220 2019-09-08 stsp const struct got_error *err;
812 9f2369b0 2018-12-24 stsp int imsg_fds[2];
814 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
816 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].imsg_fd != -1)
817 d5c81d44 2021-07-08 stsp return request_commit(commit, repo, obj_fd, id);
819 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
820 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
821 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
823 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
824 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
825 ddc7b220 2019-09-08 stsp free(ibuf);
826 ddc7b220 2019-09-08 stsp return err;
829 9f2369b0 2018-12-24 stsp pid = fork();
830 ddc7b220 2019-09-08 stsp if (pid == -1) {
831 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
832 ddc7b220 2019-09-08 stsp free(ibuf);
833 ddc7b220 2019-09-08 stsp return err;
835 9f2369b0 2018-12-24 stsp else if (pid == 0) {
836 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_COMMIT,
837 9f2369b0 2018-12-24 stsp repo->path);
838 9f2369b0 2018-12-24 stsp /* not reached */
841 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
842 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
843 ddc7b220 2019-09-08 stsp free(ibuf);
844 ddc7b220 2019-09-08 stsp return err;
846 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].imsg_fd =
847 9f2369b0 2018-12-24 stsp imsg_fds[0];
848 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].pid = pid;
849 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
850 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_COMMIT].ibuf = ibuf;
852 d5c81d44 2021-07-08 stsp return request_commit(commit, repo, obj_fd, id);
856 a158c901 2018-12-23 stsp static const struct got_error *
857 434025f3 2018-09-16 stsp open_commit(struct got_commit_object **commit,
858 1785f84a 2018-12-23 stsp struct got_repository *repo, struct got_object_id *id, int check_cache)
860 434025f3 2018-09-16 stsp const struct got_error *err = NULL;
861 1785f84a 2018-12-23 stsp struct got_packidx *packidx = NULL;
863 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
865 434025f3 2018-09-16 stsp if (check_cache) {
866 1785f84a 2018-12-23 stsp *commit = got_repo_get_cached_commit(repo, id);
867 434025f3 2018-09-16 stsp if (*commit != NULL) {
868 434025f3 2018-09-16 stsp (*commit)->refcnt++;
869 434025f3 2018-09-16 stsp return NULL;
872 434025f3 2018-09-16 stsp *commit = NULL;
874 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
875 e82b1d81 2019-07-27 stsp if (err == NULL) {
876 1785f84a 2018-12-23 stsp struct got_pack *pack = NULL;
878 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
879 aea75d87 2021-07-06 stsp packidx->path_packidx);
881 1785f84a 2018-12-23 stsp return err;
883 1785f84a 2018-12-23 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
884 434025f3 2018-09-16 stsp if (pack == NULL) {
885 1785f84a 2018-12-23 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
890 a158c901 2018-12-23 stsp err = read_packed_commit_privsep(commit, pack,
891 1785f84a 2018-12-23 stsp packidx, idx, id);
892 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
895 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
897 e82b1d81 2019-07-27 stsp return err;
898 d5c81d44 2021-07-08 stsp err = read_commit_privsep(commit, fd, id, repo);
901 434025f3 2018-09-16 stsp if (err == NULL) {
902 434025f3 2018-09-16 stsp (*commit)->refcnt++;
903 1785f84a 2018-12-23 stsp err = got_repo_cache_commit(repo, id, *commit);
906 8d2c5ea3 2019-08-13 stsp free(path_packfile);
907 e32baab7 2018-11-05 stsp return err;
910 e32baab7 2018-11-05 stsp const struct got_error *
911 e32baab7 2018-11-05 stsp got_object_open_as_commit(struct got_commit_object **commit,
912 e32baab7 2018-11-05 stsp struct got_repository *repo, struct got_object_id *id)
914 e32baab7 2018-11-05 stsp *commit = got_repo_get_cached_commit(repo, id);
915 e32baab7 2018-11-05 stsp if (*commit != NULL) {
916 e32baab7 2018-11-05 stsp (*commit)->refcnt++;
917 e32baab7 2018-11-05 stsp return NULL;
920 1785f84a 2018-12-23 stsp return open_commit(commit, repo, id, 0);
923 e32baab7 2018-11-05 stsp const struct got_error *
924 e32baab7 2018-11-05 stsp got_object_commit_open(struct got_commit_object **commit,
925 e32baab7 2018-11-05 stsp struct got_repository *repo, struct got_object *obj)
927 1785f84a 2018-12-23 stsp return open_commit(commit, repo, got_object_get_id(obj), 1);
930 434025f3 2018-09-16 stsp const struct got_error *
931 dbc6a6b6 2018-07-12 stsp got_object_qid_alloc(struct got_object_qid **qid, struct got_object_id *id)
933 dbc6a6b6 2018-07-12 stsp *qid = calloc(1, sizeof(**qid));
934 dbc6a6b6 2018-07-12 stsp if (*qid == NULL)
935 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
937 d7b5a0e8 2022-04-20 stsp memcpy(&(*qid)->id, id, sizeof((*qid)->id));
938 9ca9aafb 2021-06-18 stsp return NULL;
941 9ca9aafb 2021-06-18 stsp const struct got_error *
942 9ca9aafb 2021-06-18 stsp got_object_id_queue_copy(const struct got_object_id_queue *src,
943 9ca9aafb 2021-06-18 stsp struct got_object_id_queue *dest)
945 9ca9aafb 2021-06-18 stsp const struct got_error *err;
946 9ca9aafb 2021-06-18 stsp struct got_object_qid *qid;
948 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, src, entry) {
949 9ca9aafb 2021-06-18 stsp struct got_object_qid *new;
951 9ca9aafb 2021-06-18 stsp * Deep-copy the object ID only. Let the caller deal
952 9ca9aafb 2021-06-18 stsp * with setting up the new->data pointer if needed.
954 d7b5a0e8 2022-04-20 stsp err = got_object_qid_alloc(&new, &qid->id);
956 9ca9aafb 2021-06-18 stsp got_object_id_queue_free(dest);
957 9ca9aafb 2021-06-18 stsp return err;
959 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(dest, new, entry);
962 dbc6a6b6 2018-07-12 stsp return NULL;
965 a158c901 2018-12-23 stsp static const struct got_error *
966 13c729f7 2018-12-24 stsp request_packed_tree(struct got_tree_object **tree, struct got_pack *pack,
967 13c729f7 2018-12-24 stsp int pack_idx, struct got_object_id *id)
969 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
971 13c729f7 2018-12-24 stsp err = got_privsep_send_tree_req(pack->privsep_child->ibuf, -1, id,
974 a158c901 2018-12-23 stsp return err;
976 a158c901 2018-12-23 stsp return got_privsep_recv_tree(tree, pack->privsep_child->ibuf);
979 71eb0e7f 2018-09-16 stsp static const struct got_error *
980 13c729f7 2018-12-24 stsp read_packed_tree_privsep(struct got_tree_object **tree,
981 13c729f7 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
982 13c729f7 2018-12-24 stsp struct got_object_id *id)
984 13c729f7 2018-12-24 stsp const struct got_error *err = NULL;
986 13c729f7 2018-12-24 stsp if (pack->privsep_child)
987 13c729f7 2018-12-24 stsp return request_packed_tree(tree, pack, idx, id);
989 13c729f7 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
991 13c729f7 2018-12-24 stsp return err;
993 13c729f7 2018-12-24 stsp return request_packed_tree(tree, pack, idx, id);
996 13c729f7 2018-12-24 stsp static const struct got_error *
997 9f2369b0 2018-12-24 stsp request_tree(struct got_tree_object **tree, struct got_repository *repo,
998 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
1000 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1001 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1003 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].ibuf;
1005 d5c81d44 2021-07-08 stsp err = got_privsep_send_tree_req(ibuf, fd, id, -1);
1007 9f2369b0 2018-12-24 stsp return err;
1009 9f2369b0 2018-12-24 stsp return got_privsep_recv_tree(tree, ibuf);
1012 9f2369b0 2018-12-24 stsp const struct got_error *
1013 9f2369b0 2018-12-24 stsp read_tree_privsep(struct got_tree_object **tree, int obj_fd,
1014 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
1016 ddc7b220 2019-09-08 stsp const struct got_error *err;
1017 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1018 9f2369b0 2018-12-24 stsp pid_t pid;
1019 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1021 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].imsg_fd != -1)
1022 d5c81d44 2021-07-08 stsp return request_tree(tree, repo, obj_fd, id);
1024 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1025 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1026 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1028 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1029 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1030 ddc7b220 2019-09-08 stsp free(ibuf);
1031 ddc7b220 2019-09-08 stsp return err;
1034 9f2369b0 2018-12-24 stsp pid = fork();
1035 ddc7b220 2019-09-08 stsp if (pid == -1) {
1036 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1037 ddc7b220 2019-09-08 stsp free(ibuf);
1038 ddc7b220 2019-09-08 stsp return err;
1040 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1041 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_TREE,
1042 9f2369b0 2018-12-24 stsp repo->path);
1043 9f2369b0 2018-12-24 stsp /* not reached */
1046 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1047 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1048 ddc7b220 2019-09-08 stsp free(ibuf);
1049 ddc7b220 2019-09-08 stsp return err;
1051 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].imsg_fd =
1052 9f2369b0 2018-12-24 stsp imsg_fds[0];
1053 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].pid = pid;
1054 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1055 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TREE].ibuf = ibuf;
1058 d5c81d44 2021-07-08 stsp return request_tree(tree, repo, obj_fd, id);
1061 9f2369b0 2018-12-24 stsp static const struct got_error *
1062 13c729f7 2018-12-24 stsp open_tree(struct got_tree_object **tree, struct got_repository *repo,
1063 13c729f7 2018-12-24 stsp struct got_object_id *id, int check_cache)
1065 0ffeb3c2 2017-11-26 stsp const struct got_error *err = NULL;
1066 13c729f7 2018-12-24 stsp struct got_packidx *packidx = NULL;
1068 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1070 71eb0e7f 2018-09-16 stsp if (check_cache) {
1071 13c729f7 2018-12-24 stsp *tree = got_repo_get_cached_tree(repo, id);
1072 71eb0e7f 2018-09-16 stsp if (*tree != NULL) {
1073 71eb0e7f 2018-09-16 stsp (*tree)->refcnt++;
1074 71eb0e7f 2018-09-16 stsp return NULL;
1077 71eb0e7f 2018-09-16 stsp *tree = NULL;
1079 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1080 e82b1d81 2019-07-27 stsp if (err == NULL) {
1081 13c729f7 2018-12-24 stsp struct got_pack *pack = NULL;
1083 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1084 aea75d87 2021-07-06 stsp packidx->path_packidx);
1086 13c729f7 2018-12-24 stsp return err;
1088 13c729f7 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1089 e7885405 2018-09-10 stsp if (pack == NULL) {
1090 e82b1d81 2019-07-27 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1093 8d2c5ea3 2019-08-13 stsp goto done;
1095 13c729f7 2018-12-24 stsp err = read_packed_tree_privsep(tree, pack,
1096 13c729f7 2018-12-24 stsp packidx, idx, id);
1097 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1100 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1102 e82b1d81 2019-07-27 stsp return err;
1103 d5c81d44 2021-07-08 stsp err = read_tree_privsep(tree, fd, id, repo);
1106 f6be5c30 2018-06-22 stsp if (err == NULL) {
1107 f6be5c30 2018-06-22 stsp (*tree)->refcnt++;
1108 13c729f7 2018-12-24 stsp err = got_repo_cache_tree(repo, id, *tree);
1111 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1112 776d4d29 2018-06-17 stsp return err;
1115 776d4d29 2018-06-17 stsp const struct got_error *
1116 776d4d29 2018-06-17 stsp got_object_open_as_tree(struct got_tree_object **tree,
1117 776d4d29 2018-06-17 stsp struct got_repository *repo, struct got_object_id *id)
1119 e8eb494a 2018-09-16 stsp *tree = got_repo_get_cached_tree(repo, id);
1120 e8eb494a 2018-09-16 stsp if (*tree != NULL) {
1121 e8eb494a 2018-09-16 stsp (*tree)->refcnt++;
1122 e8eb494a 2018-09-16 stsp return NULL;
1125 13c729f7 2018-12-24 stsp return open_tree(tree, repo, id, 0);
1128 71eb0e7f 2018-09-16 stsp const struct got_error *
1129 71eb0e7f 2018-09-16 stsp got_object_tree_open(struct got_tree_object **tree,
1130 71eb0e7f 2018-09-16 stsp struct got_repository *repo, struct got_object *obj)
1132 13c729f7 2018-12-24 stsp return open_tree(tree, repo, got_object_get_id(obj), 1);
1136 56e0773d 2019-11-28 stsp got_object_tree_get_nentries(struct got_tree_object *tree)
1138 56e0773d 2019-11-28 stsp return tree->nentries;
1141 56e0773d 2019-11-28 stsp struct got_tree_entry *
1142 56e0773d 2019-11-28 stsp got_object_tree_get_first_entry(struct got_tree_object *tree)
1144 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, 0);
1147 56e0773d 2019-11-28 stsp struct got_tree_entry *
1148 56e0773d 2019-11-28 stsp got_object_tree_get_last_entry(struct got_tree_object *tree)
1150 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, tree->nentries - 1);
1153 56e0773d 2019-11-28 stsp struct got_tree_entry *
1154 56e0773d 2019-11-28 stsp got_object_tree_get_entry(struct got_tree_object *tree, int i)
1156 56e0773d 2019-11-28 stsp if (i < 0 || i >= tree->nentries)
1157 56e0773d 2019-11-28 stsp return NULL;
1158 56e0773d 2019-11-28 stsp return &tree->entries[i];
1162 56e0773d 2019-11-28 stsp got_tree_entry_get_mode(struct got_tree_entry *te)
1164 56e0773d 2019-11-28 stsp return te->mode;
1167 56e0773d 2019-11-28 stsp const char *
1168 56e0773d 2019-11-28 stsp got_tree_entry_get_name(struct got_tree_entry *te)
1170 56e0773d 2019-11-28 stsp return &te->name[0];
1173 56e0773d 2019-11-28 stsp struct got_object_id *
1174 56e0773d 2019-11-28 stsp got_tree_entry_get_id(struct got_tree_entry *te)
1176 56e0773d 2019-11-28 stsp return &te->id;
1179 0d6c6ee3 2020-05-20 stsp const struct got_error *
1180 af57b12a 2020-07-23 stsp got_object_blob_read_to_str(char **s, struct got_blob_object *blob)
1182 0d6c6ee3 2020-05-20 stsp const struct got_error *err = NULL;
1183 32596e16 2020-07-23 stsp size_t len, totlen, hdrlen, offset;
1185 aa092692 2020-07-23 stsp *s = NULL;
1187 659dc16e 2020-07-23 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1188 659dc16e 2020-07-23 stsp totlen = 0;
1189 32596e16 2020-07-23 stsp offset = 0;
1193 659dc16e 2020-07-23 stsp err = got_object_blob_read_block(&len, blob);
1195 af57b12a 2020-07-23 stsp return err;
1197 659dc16e 2020-07-23 stsp if (len == 0)
1200 659dc16e 2020-07-23 stsp totlen += len - hdrlen;
1201 af57b12a 2020-07-23 stsp p = realloc(*s, totlen + 1);
1202 659dc16e 2020-07-23 stsp if (p == NULL) {
1203 659dc16e 2020-07-23 stsp err = got_error_from_errno("realloc");
1205 af57b12a 2020-07-23 stsp *s = NULL;
1206 af57b12a 2020-07-23 stsp return err;
1209 659dc16e 2020-07-23 stsp /* Skip blob object header first time around. */
1210 af57b12a 2020-07-23 stsp memcpy(*s + offset,
1211 f8f7c882 2020-07-23 stsp got_object_blob_get_read_buf(blob) + hdrlen, len - hdrlen);
1212 659dc16e 2020-07-23 stsp hdrlen = 0;
1213 32596e16 2020-07-23 stsp offset = totlen;
1214 659dc16e 2020-07-23 stsp } while (len > 0);
1216 af57b12a 2020-07-23 stsp (*s)[totlen] = '\0';
1217 af57b12a 2020-07-23 stsp return NULL;
1220 af57b12a 2020-07-23 stsp const struct got_error *
1221 af57b12a 2020-07-23 stsp got_tree_entry_get_symlink_target(char **link_target, struct got_tree_entry *te,
1222 af57b12a 2020-07-23 stsp struct got_repository *repo)
1224 af57b12a 2020-07-23 stsp const struct got_error *err = NULL;
1225 af57b12a 2020-07-23 stsp struct got_blob_object *blob = NULL;
1227 af57b12a 2020-07-23 stsp *link_target = NULL;
1229 af57b12a 2020-07-23 stsp if (!got_object_tree_entry_is_symlink(te))
1230 af57b12a 2020-07-23 stsp return got_error(GOT_ERR_TREE_ENTRY_TYPE);
1232 af57b12a 2020-07-23 stsp err = got_object_open_as_blob(&blob, repo,
1233 af57b12a 2020-07-23 stsp got_tree_entry_get_id(te), PATH_MAX);
1235 af57b12a 2020-07-23 stsp return err;
1237 af57b12a 2020-07-23 stsp err = got_object_blob_read_to_str(link_target, blob);
1238 af57b12a 2020-07-23 stsp got_object_blob_close(blob);
1239 659dc16e 2020-07-23 stsp if (err) {
1240 659dc16e 2020-07-23 stsp free(*link_target);
1241 659dc16e 2020-07-23 stsp *link_target = NULL;
1243 0d6c6ee3 2020-05-20 stsp return err;
1247 56e0773d 2019-11-28 stsp got_tree_entry_get_index(struct got_tree_entry *te)
1249 56e0773d 2019-11-28 stsp return te->idx;
1252 56e0773d 2019-11-28 stsp struct got_tree_entry *
1253 56e0773d 2019-11-28 stsp got_tree_entry_get_next(struct got_tree_object *tree,
1254 56e0773d 2019-11-28 stsp struct got_tree_entry *te)
1256 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, te->idx + 1);
1259 56e0773d 2019-11-28 stsp struct got_tree_entry *
1260 56e0773d 2019-11-28 stsp got_tree_entry_get_prev(struct got_tree_object *tree,
1261 56e0773d 2019-11-28 stsp struct got_tree_entry *te)
1263 56e0773d 2019-11-28 stsp return got_object_tree_get_entry(tree, te->idx - 1);
1266 3840f4c9 2018-09-12 stsp static const struct got_error *
1267 ac544f8c 2019-01-13 stsp request_packed_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen, int outfd,
1268 ebc55e2d 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
1269 ebc55e2d 2018-12-24 stsp struct got_object_id *id)
1271 3840f4c9 2018-09-12 stsp const struct got_error *err = NULL;
1272 db696021 2022-01-04 stsp struct imsgbuf *ibuf = pack->privsep_child->ibuf;
1273 db696021 2022-01-04 stsp int outfd_child;
1275 db696021 2022-01-04 stsp err = pack_child_send_tempfiles(ibuf, pack);
1277 db696021 2022-01-04 stsp return err;
1279 3840f4c9 2018-09-12 stsp outfd_child = dup(outfd);
1280 3840f4c9 2018-09-12 stsp if (outfd_child == -1)
1281 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1283 ebc55e2d 2018-12-24 stsp err = got_privsep_send_blob_req(pack->privsep_child->ibuf, -1, id, idx);
1285 3840f4c9 2018-09-12 stsp return err;
1287 3840f4c9 2018-09-12 stsp err = got_privsep_send_blob_outfd(pack->privsep_child->ibuf,
1288 3840f4c9 2018-09-12 stsp outfd_child);
1289 3840f4c9 2018-09-12 stsp if (err) {
1290 3840f4c9 2018-09-12 stsp return err;
1293 ac544f8c 2019-01-13 stsp err = got_privsep_recv_blob(outbuf, size, hdrlen,
1294 ebc55e2d 2018-12-24 stsp pack->privsep_child->ibuf);
1296 3840f4c9 2018-09-12 stsp return err;
1298 3840f4c9 2018-09-12 stsp if (lseek(outfd, SEEK_SET, 0) == -1)
1299 638f9024 2019-05-13 stsp err = got_error_from_errno("lseek");
1301 3840f4c9 2018-09-12 stsp return err;
1304 ebc55e2d 2018-12-24 stsp static const struct got_error *
1305 ac544f8c 2019-01-13 stsp read_packed_blob_privsep(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1306 ac544f8c 2019-01-13 stsp int outfd, struct got_pack *pack, struct got_packidx *packidx, int idx,
1307 ebc55e2d 2018-12-24 stsp struct got_object_id *id)
1309 68482ea3 2017-11-27 stsp const struct got_error *err = NULL;
1311 ebc55e2d 2018-12-24 stsp if (pack->privsep_child == NULL) {
1312 ebc55e2d 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
1314 ebc55e2d 2018-12-24 stsp return err;
1317 ac544f8c 2019-01-13 stsp return request_packed_blob(outbuf, size, hdrlen, outfd, pack, packidx,
1321 9f2369b0 2018-12-24 stsp static const struct got_error *
1322 ac544f8c 2019-01-13 stsp request_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen, int outfd,
1323 d5c81d44 2021-07-08 stsp int infd, struct got_object_id *id, struct imsgbuf *ibuf)
1325 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1326 9f2369b0 2018-12-24 stsp int outfd_child;
1328 9f2369b0 2018-12-24 stsp outfd_child = dup(outfd);
1329 9f2369b0 2018-12-24 stsp if (outfd_child == -1)
1330 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1332 d5c81d44 2021-07-08 stsp err = got_privsep_send_blob_req(ibuf, infd, id, -1);
1334 9f2369b0 2018-12-24 stsp return err;
1336 9f2369b0 2018-12-24 stsp err = got_privsep_send_blob_outfd(ibuf, outfd_child);
1338 9f2369b0 2018-12-24 stsp return err;
1340 ac544f8c 2019-01-13 stsp err = got_privsep_recv_blob(outbuf, size, hdrlen, ibuf);
1342 9f2369b0 2018-12-24 stsp return err;
1344 9f2369b0 2018-12-24 stsp if (lseek(outfd, SEEK_SET, 0) == -1)
1345 638f9024 2019-05-13 stsp return got_error_from_errno("lseek");
1347 9f2369b0 2018-12-24 stsp return err;
1350 9f2369b0 2018-12-24 stsp static const struct got_error *
1351 ac544f8c 2019-01-13 stsp read_blob_privsep(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1352 d5c81d44 2021-07-08 stsp int outfd, int infd, struct got_object_id *id, struct got_repository *repo)
1354 ddc7b220 2019-09-08 stsp const struct got_error *err;
1355 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1356 9f2369b0 2018-12-24 stsp pid_t pid;
1357 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1359 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].imsg_fd != -1) {
1360 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].ibuf;
1361 d5c81d44 2021-07-08 stsp return request_blob(outbuf, size, hdrlen, outfd, infd, id,
1365 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1366 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1367 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1369 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1370 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1371 ddc7b220 2019-09-08 stsp free(ibuf);
1372 ddc7b220 2019-09-08 stsp return err;
1375 9f2369b0 2018-12-24 stsp pid = fork();
1376 ddc7b220 2019-09-08 stsp if (pid == -1) {
1377 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1378 ddc7b220 2019-09-08 stsp free(ibuf);
1379 ddc7b220 2019-09-08 stsp return err;
1381 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1382 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_BLOB,
1383 9f2369b0 2018-12-24 stsp repo->path);
1384 9f2369b0 2018-12-24 stsp /* not reached */
1387 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1388 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1389 ddc7b220 2019-09-08 stsp free(ibuf);
1390 ddc7b220 2019-09-08 stsp return err;
1392 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].imsg_fd =
1393 9f2369b0 2018-12-24 stsp imsg_fds[0];
1394 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].pid = pid;
1395 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1396 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_BLOB].ibuf = ibuf;
1398 d5c81d44 2021-07-08 stsp return request_blob(outbuf, size, hdrlen, outfd, infd, id, ibuf);
1401 ebc55e2d 2018-12-24 stsp static const struct got_error *
1402 ebc55e2d 2018-12-24 stsp open_blob(struct got_blob_object **blob, struct got_repository *repo,
1403 ebc55e2d 2018-12-24 stsp struct got_object_id *id, size_t blocksize)
1405 ebc55e2d 2018-12-24 stsp const struct got_error *err = NULL;
1406 ebc55e2d 2018-12-24 stsp struct got_packidx *packidx = NULL;
1408 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1409 ac544f8c 2019-01-13 stsp uint8_t *outbuf;
1410 e82b1d81 2019-07-27 stsp int outfd;
1411 ebc55e2d 2018-12-24 stsp size_t size, hdrlen;
1412 ebc55e2d 2018-12-24 stsp struct stat sb;
1414 68482ea3 2017-11-27 stsp *blob = calloc(1, sizeof(**blob));
1415 4558fcd4 2018-01-14 stsp if (*blob == NULL)
1416 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1418 55da3778 2018-09-10 stsp outfd = got_opentempfd();
1419 55da3778 2018-09-10 stsp if (outfd == -1)
1420 638f9024 2019-05-13 stsp return got_error_from_errno("got_opentempfd");
1422 062ebb78 2018-07-12 stsp (*blob)->read_buf = malloc(blocksize);
1423 15c8b0e6 2018-04-24 stsp if ((*blob)->read_buf == NULL) {
1424 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1425 c7254d79 2018-04-24 stsp goto done;
1428 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1429 e82b1d81 2019-07-27 stsp if (err == NULL) {
1430 ebc55e2d 2018-12-24 stsp struct got_pack *pack = NULL;
1432 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1433 aea75d87 2021-07-06 stsp packidx->path_packidx);
1435 ebc55e2d 2018-12-24 stsp goto done;
1437 ebc55e2d 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1438 55da3778 2018-09-10 stsp if (pack == NULL) {
1439 ebc55e2d 2018-12-24 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1442 55da3778 2018-09-10 stsp goto done;
1444 ac544f8c 2019-01-13 stsp err = read_packed_blob_privsep(&outbuf, &size, &hdrlen, outfd,
1445 ac544f8c 2019-01-13 stsp pack, packidx, idx, id);
1446 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1449 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&infd, id, repo);
1451 e82b1d81 2019-07-27 stsp goto done;
1452 ac544f8c 2019-01-13 stsp err = read_blob_privsep(&outbuf, &size, &hdrlen, outfd, infd,
1453 d5c81d44 2021-07-08 stsp id, repo);
1456 55da3778 2018-09-10 stsp goto done;
1458 de060dff 2018-12-24 stsp if (hdrlen > size) {
1459 ebc55e2d 2018-12-24 stsp err = got_error(GOT_ERR_BAD_OBJ_HDR);
1460 ebc55e2d 2018-12-24 stsp goto done;
1463 ac544f8c 2019-01-13 stsp if (outbuf) {
1464 08578a35 2021-01-22 stsp if (close(outfd) == -1 && err == NULL)
1465 638f9024 2019-05-13 stsp err = got_error_from_errno("close");
1466 ac544f8c 2019-01-13 stsp outfd = -1;
1467 ac544f8c 2019-01-13 stsp (*blob)->f = fmemopen(outbuf, size, "rb");
1468 ac544f8c 2019-01-13 stsp if ((*blob)->f == NULL) {
1469 638f9024 2019-05-13 stsp err = got_error_from_errno("fmemopen");
1470 ac544f8c 2019-01-13 stsp free(outbuf);
1471 ac544f8c 2019-01-13 stsp goto done;
1473 ac544f8c 2019-01-13 stsp (*blob)->data = outbuf;
1475 ac544f8c 2019-01-13 stsp if (fstat(outfd, &sb) == -1) {
1476 638f9024 2019-05-13 stsp err = got_error_from_errno("fstat");
1477 ac544f8c 2019-01-13 stsp goto done;
1480 ac544f8c 2019-01-13 stsp if (sb.st_size != size) {
1481 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1482 ac544f8c 2019-01-13 stsp goto done;
1485 ac544f8c 2019-01-13 stsp (*blob)->f = fdopen(outfd, "rb");
1486 ac544f8c 2019-01-13 stsp if ((*blob)->f == NULL) {
1487 638f9024 2019-05-13 stsp err = got_error_from_errno("fdopen");
1488 ac544f8c 2019-01-13 stsp close(outfd);
1489 ac544f8c 2019-01-13 stsp outfd = -1;
1490 ac544f8c 2019-01-13 stsp goto done;
1494 ebc55e2d 2018-12-24 stsp (*blob)->hdrlen = hdrlen;
1495 eb651edf 2018-02-11 stsp (*blob)->blocksize = blocksize;
1496 ebc55e2d 2018-12-24 stsp memcpy(&(*blob)->id.sha1, id->sha1, SHA1_DIGEST_LENGTH);
1499 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1500 55da3778 2018-09-10 stsp if (err) {
1501 55da3778 2018-09-10 stsp if (*blob) {
1502 7baf5860 2019-03-19 stsp got_object_blob_close(*blob);
1503 55da3778 2018-09-10 stsp *blob = NULL;
1504 55da3778 2018-09-10 stsp } else if (outfd != -1)
1505 55da3778 2018-09-10 stsp close(outfd);
1507 a19581a2 2018-06-21 stsp return err;
1510 a19581a2 2018-06-21 stsp const struct got_error *
1511 a19581a2 2018-06-21 stsp got_object_open_as_blob(struct got_blob_object **blob,
1512 a19581a2 2018-06-21 stsp struct got_repository *repo, struct got_object_id *id,
1513 a19581a2 2018-06-21 stsp size_t blocksize)
1515 ebc55e2d 2018-12-24 stsp return open_blob(blob, repo, id, blocksize);
1518 ebc55e2d 2018-12-24 stsp const struct got_error *
1519 ebc55e2d 2018-12-24 stsp got_object_blob_open(struct got_blob_object **blob,
1520 ebc55e2d 2018-12-24 stsp struct got_repository *repo, struct got_object *obj, size_t blocksize)
1522 ebc55e2d 2018-12-24 stsp return open_blob(blob, repo, got_object_get_id(obj), blocksize);
1525 fb43ecf1 2019-02-11 stsp const struct got_error *
1526 68482ea3 2017-11-27 stsp got_object_blob_close(struct got_blob_object *blob)
1528 fb43ecf1 2019-02-11 stsp const struct got_error *err = NULL;
1529 15c8b0e6 2018-04-24 stsp free(blob->read_buf);
1530 56b63ca4 2021-01-22 stsp if (blob->f && fclose(blob->f) == EOF)
1531 638f9024 2019-05-13 stsp err = got_error_from_errno("fclose");
1532 ac544f8c 2019-01-13 stsp free(blob->data);
1533 68482ea3 2017-11-27 stsp free(blob);
1534 fb43ecf1 2019-02-11 stsp return err;
1538 8ba819a3 2020-07-23 stsp got_object_blob_rewind(struct got_blob_object *blob)
1540 8ba819a3 2020-07-23 stsp if (blob->f)
1541 8ba819a3 2020-07-23 stsp rewind(blob->f);
1545 f934cf2c 2018-02-12 stsp got_object_blob_id_str(struct got_blob_object *blob, char *buf, size_t size)
1547 f934cf2c 2018-02-12 stsp return got_sha1_digest_to_str(blob->id.sha1, buf, size);
1551 f934cf2c 2018-02-12 stsp got_object_blob_get_hdrlen(struct got_blob_object *blob)
1553 f934cf2c 2018-02-12 stsp return blob->hdrlen;
1556 f934cf2c 2018-02-12 stsp const uint8_t *
1557 f934cf2c 2018-02-12 stsp got_object_blob_get_read_buf(struct got_blob_object *blob)
1559 f934cf2c 2018-02-12 stsp return blob->read_buf;
1562 68482ea3 2017-11-27 stsp const struct got_error *
1563 eb651edf 2018-02-11 stsp got_object_blob_read_block(size_t *outlenp, struct got_blob_object *blob)
1567 eb651edf 2018-02-11 stsp n = fread(blob->read_buf, 1, blob->blocksize, blob->f);
1568 eb651edf 2018-02-11 stsp if (n == 0 && ferror(blob->f))
1569 eb651edf 2018-02-11 stsp return got_ferror(blob->f, GOT_ERR_IO);
1570 eb651edf 2018-02-11 stsp *outlenp = n;
1571 35e9ba5d 2018-06-21 stsp return NULL;
1574 35e9ba5d 2018-06-21 stsp const struct got_error *
1575 be659d10 2020-11-18 stsp got_object_blob_dump_to_file(off_t *filesize, int *nlines,
1576 6c4c42e0 2019-06-24 stsp off_t **line_offsets, FILE *outfile, struct got_blob_object *blob)
1578 35e9ba5d 2018-06-21 stsp const struct got_error *err = NULL;
1579 b6752625 2018-12-24 stsp size_t n, len, hdrlen;
1580 84451b3e 2018-07-10 stsp const uint8_t *buf;
1582 c33ebc60 2020-11-18 stsp const int alloc_chunksz = 512;
1583 c33ebc60 2020-11-18 stsp size_t nalloc = 0;
1584 f595d9bd 2019-08-14 stsp off_t off = 0, total_len = 0;
1586 6c4c42e0 2019-06-24 stsp if (line_offsets)
1587 6c4c42e0 2019-06-24 stsp *line_offsets = NULL;
1588 f595d9bd 2019-08-14 stsp if (filesize)
1589 f595d9bd 2019-08-14 stsp *filesize = 0;
1590 84451b3e 2018-07-10 stsp if (nlines)
1591 84451b3e 2018-07-10 stsp *nlines = 0;
1593 35e9ba5d 2018-06-21 stsp hdrlen = got_object_blob_get_hdrlen(blob);
1595 35e9ba5d 2018-06-21 stsp err = got_object_blob_read_block(&len, blob);
1597 35e9ba5d 2018-06-21 stsp return err;
1598 35e9ba5d 2018-06-21 stsp if (len == 0)
1600 84451b3e 2018-07-10 stsp buf = got_object_blob_get_read_buf(blob);
1601 b02560ec 2019-08-19 stsp i = hdrlen;
1602 f1cbc3bc 2020-11-18 stsp if (nlines) {
1603 f1cbc3bc 2020-11-18 stsp if (line_offsets && *line_offsets == NULL) {
1604 78695fb7 2019-08-12 stsp /* Have some data but perhaps no '\n'. */
1605 78695fb7 2019-08-12 stsp *nlines = 1;
1606 c33ebc60 2020-11-18 stsp nalloc = alloc_chunksz;
1607 c33ebc60 2020-11-18 stsp *line_offsets = calloc(nalloc,
1608 c33ebc60 2020-11-18 stsp sizeof(**line_offsets));
1609 78695fb7 2019-08-12 stsp if (*line_offsets == NULL)
1610 845785d4 2020-02-02 tracey return got_error_from_errno("calloc");
1612 b02560ec 2019-08-19 stsp /* Skip forward over end of first line. */
1613 b02560ec 2019-08-19 stsp while (i < len) {
1614 b02560ec 2019-08-19 stsp if (buf[i] == '\n')
1619 b02560ec 2019-08-19 stsp /* Scan '\n' offsets in remaining chunk of data. */
1620 b02560ec 2019-08-19 stsp while (i < len) {
1621 b02560ec 2019-08-19 stsp if (buf[i] != '\n') {
1625 f595d9bd 2019-08-14 stsp (*nlines)++;
1626 c33ebc60 2020-11-18 stsp if (line_offsets && nalloc < *nlines) {
1627 c33ebc60 2020-11-18 stsp size_t n = *nlines + alloc_chunksz;
1628 78695fb7 2019-08-12 stsp off_t *o = recallocarray(*line_offsets,
1629 c33ebc60 2020-11-18 stsp nalloc, n, sizeof(**line_offsets));
1630 78695fb7 2019-08-12 stsp if (o == NULL) {
1631 78695fb7 2019-08-12 stsp free(*line_offsets);
1632 78695fb7 2019-08-12 stsp *line_offsets = NULL;
1633 78695fb7 2019-08-12 stsp return got_error_from_errno(
1634 78695fb7 2019-08-12 stsp "recallocarray");
1636 78695fb7 2019-08-12 stsp *line_offsets = o;
1637 c33ebc60 2020-11-18 stsp nalloc = n;
1639 f1cbc3bc 2020-11-18 stsp if (line_offsets) {
1640 f1cbc3bc 2020-11-18 stsp off = total_len + i - hdrlen + 1;
1641 f1cbc3bc 2020-11-18 stsp (*line_offsets)[*nlines - 1] = off;
1646 35e9ba5d 2018-06-21 stsp /* Skip blob object header first time around. */
1647 454a6b59 2018-12-24 stsp n = fwrite(buf + hdrlen, 1, len - hdrlen, outfile);
1648 b6752625 2018-12-24 stsp if (n != len - hdrlen)
1649 b6752625 2018-12-24 stsp return got_ferror(outfile, GOT_ERR_IO);
1650 f595d9bd 2019-08-14 stsp total_len += len - hdrlen;
1651 35e9ba5d 2018-06-21 stsp hdrlen = 0;
1652 35e9ba5d 2018-06-21 stsp } while (len != 0);
1654 cbe7f848 2019-02-11 stsp if (fflush(outfile) != 0)
1655 638f9024 2019-05-13 stsp return got_error_from_errno("fflush");
1656 35e9ba5d 2018-06-21 stsp rewind(outfile);
1658 f595d9bd 2019-08-14 stsp if (filesize)
1659 f595d9bd 2019-08-14 stsp *filesize = total_len;
1661 776d4d29 2018-06-17 stsp return NULL;
1664 f4a881ce 2018-11-17 stsp static const struct got_error *
1665 268f7291 2018-12-24 stsp request_packed_tag(struct got_tag_object **tag, struct got_pack *pack,
1666 268f7291 2018-12-24 stsp int pack_idx, struct got_object_id *id)
1668 a158c901 2018-12-23 stsp const struct got_error *err = NULL;
1670 268f7291 2018-12-24 stsp err = got_privsep_send_tag_req(pack->privsep_child->ibuf, -1, id,
1671 268f7291 2018-12-24 stsp pack_idx);
1673 a158c901 2018-12-23 stsp return err;
1675 a158c901 2018-12-23 stsp return got_privsep_recv_tag(tag, pack->privsep_child->ibuf);
1678 268f7291 2018-12-24 stsp static const struct got_error *
1679 268f7291 2018-12-24 stsp read_packed_tag_privsep(struct got_tag_object **tag,
1680 268f7291 2018-12-24 stsp struct got_pack *pack, struct got_packidx *packidx, int idx,
1681 268f7291 2018-12-24 stsp struct got_object_id *id)
1683 268f7291 2018-12-24 stsp const struct got_error *err = NULL;
1685 268f7291 2018-12-24 stsp if (pack->privsep_child)
1686 268f7291 2018-12-24 stsp return request_packed_tag(tag, pack, idx, id);
1688 268f7291 2018-12-24 stsp err = start_pack_privsep_child(pack, packidx);
1690 268f7291 2018-12-24 stsp return err;
1692 268f7291 2018-12-24 stsp return request_packed_tag(tag, pack, idx, id);
1695 9f2369b0 2018-12-24 stsp static const struct got_error *
1696 9f2369b0 2018-12-24 stsp request_tag(struct got_tag_object **tag, struct got_repository *repo,
1697 d5c81d44 2021-07-08 stsp int fd, struct got_object_id *id)
1699 9f2369b0 2018-12-24 stsp const struct got_error *err = NULL;
1700 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1702 9f2369b0 2018-12-24 stsp ibuf = repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].ibuf;
1704 d5c81d44 2021-07-08 stsp err = got_privsep_send_tag_req(ibuf, fd, id, -1);
1706 9f2369b0 2018-12-24 stsp return err;
1708 9f2369b0 2018-12-24 stsp return got_privsep_recv_tag(tag, ibuf);
1711 9f2369b0 2018-12-24 stsp static const struct got_error *
1712 9f2369b0 2018-12-24 stsp read_tag_privsep(struct got_tag_object **tag, int obj_fd,
1713 d5c81d44 2021-07-08 stsp struct got_object_id *id, struct got_repository *repo)
1715 ddc7b220 2019-09-08 stsp const struct got_error *err;
1716 9f2369b0 2018-12-24 stsp int imsg_fds[2];
1717 9f2369b0 2018-12-24 stsp pid_t pid;
1718 9f2369b0 2018-12-24 stsp struct imsgbuf *ibuf;
1720 9f2369b0 2018-12-24 stsp if (repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].imsg_fd != -1)
1721 d5c81d44 2021-07-08 stsp return request_tag(tag, repo, obj_fd, id);
1723 9f2369b0 2018-12-24 stsp ibuf = calloc(1, sizeof(*ibuf));
1724 9f2369b0 2018-12-24 stsp if (ibuf == NULL)
1725 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1727 ddc7b220 2019-09-08 stsp if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
1728 ddc7b220 2019-09-08 stsp err = got_error_from_errno("socketpair");
1729 ddc7b220 2019-09-08 stsp free(ibuf);
1730 ddc7b220 2019-09-08 stsp return err;
1733 9f2369b0 2018-12-24 stsp pid = fork();
1734 ddc7b220 2019-09-08 stsp if (pid == -1) {
1735 ddc7b220 2019-09-08 stsp err = got_error_from_errno("fork");
1736 ddc7b220 2019-09-08 stsp free(ibuf);
1737 ddc7b220 2019-09-08 stsp return err;
1739 9f2369b0 2018-12-24 stsp else if (pid == 0) {
1740 aba9c984 2019-09-08 stsp got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_TAG,
1741 9f2369b0 2018-12-24 stsp repo->path);
1742 9f2369b0 2018-12-24 stsp /* not reached */
1745 08578a35 2021-01-22 stsp if (close(imsg_fds[1]) == -1) {
1746 ddc7b220 2019-09-08 stsp err = got_error_from_errno("close");
1747 ddc7b220 2019-09-08 stsp free(ibuf);
1748 ddc7b220 2019-09-08 stsp return err;
1750 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].imsg_fd =
1751 9f2369b0 2018-12-24 stsp imsg_fds[0];
1752 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].pid = pid;
1753 9f2369b0 2018-12-24 stsp imsg_init(ibuf, imsg_fds[0]);
1754 9f2369b0 2018-12-24 stsp repo->privsep_children[GOT_REPO_PRIVSEP_CHILD_TAG].ibuf = ibuf;
1756 d5c81d44 2021-07-08 stsp return request_tag(tag, repo, obj_fd, id);
1759 a158c901 2018-12-23 stsp static const struct got_error *
1760 268f7291 2018-12-24 stsp open_tag(struct got_tag_object **tag, struct got_repository *repo,
1761 268f7291 2018-12-24 stsp struct got_object_id *id, int check_cache)
1763 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1764 268f7291 2018-12-24 stsp struct got_packidx *packidx = NULL;
1766 8d2c5ea3 2019-08-13 stsp char *path_packfile = NULL;
1767 5d844a1e 2019-08-13 stsp struct got_object *obj = NULL;
1768 5d844a1e 2019-08-13 stsp int obj_type = GOT_OBJ_TYPE_ANY;
1770 f4a881ce 2018-11-17 stsp if (check_cache) {
1771 268f7291 2018-12-24 stsp *tag = got_repo_get_cached_tag(repo, id);
1772 f4a881ce 2018-11-17 stsp if (*tag != NULL) {
1773 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1774 f4a881ce 2018-11-17 stsp return NULL;
1777 f4a881ce 2018-11-17 stsp *tag = NULL;
1779 e82b1d81 2019-07-27 stsp err = got_repo_search_packidx(&packidx, &idx, repo, id);
1780 e82b1d81 2019-07-27 stsp if (err == NULL) {
1781 268f7291 2018-12-24 stsp struct got_pack *pack = NULL;
1783 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
1784 aea75d87 2021-07-06 stsp packidx->path_packidx);
1786 268f7291 2018-12-24 stsp return err;
1788 268f7291 2018-12-24 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
1789 f4a881ce 2018-11-17 stsp if (pack == NULL) {
1790 e82b1d81 2019-07-27 stsp err = got_repo_cache_pack(&pack, repo, path_packfile,
1793 8d2c5ea3 2019-08-13 stsp goto done;
1796 992eb9d8 2020-02-07 tracey /* Beware of "lightweight" tags: Check object type first. */
1797 5d844a1e 2019-08-13 stsp err = read_packed_object_privsep(&obj, repo, pack, packidx,
1800 5d844a1e 2019-08-13 stsp goto done;
1801 5d844a1e 2019-08-13 stsp obj_type = obj->type;
1802 5d844a1e 2019-08-13 stsp got_object_close(obj);
1803 5d844a1e 2019-08-13 stsp if (obj_type != GOT_OBJ_TYPE_TAG) {
1804 5d844a1e 2019-08-13 stsp err = got_error(GOT_ERR_OBJ_TYPE);
1805 5d844a1e 2019-08-13 stsp goto done;
1807 5d844a1e 2019-08-13 stsp err = read_packed_tag_privsep(tag, pack, packidx, idx, id);
1808 e82b1d81 2019-07-27 stsp } else if (err->code == GOT_ERR_NO_OBJ) {
1811 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1813 e82b1d81 2019-07-27 stsp return err;
1814 d5c81d44 2021-07-08 stsp err = got_object_read_header_privsep(&obj, id, repo, fd);
1816 5d844a1e 2019-08-13 stsp return err;
1817 5d844a1e 2019-08-13 stsp obj_type = obj->type;
1818 5d844a1e 2019-08-13 stsp got_object_close(obj);
1819 5d844a1e 2019-08-13 stsp if (obj_type != GOT_OBJ_TYPE_TAG)
1820 5d844a1e 2019-08-13 stsp return got_error(GOT_ERR_OBJ_TYPE);
1822 762d73f4 2021-04-10 stsp err = got_object_open_loose_fd(&fd, id, repo);
1824 5d844a1e 2019-08-13 stsp return err;
1825 d5c81d44 2021-07-08 stsp err = read_tag_privsep(tag, fd, id, repo);
1828 f4a881ce 2018-11-17 stsp if (err == NULL) {
1829 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1830 268f7291 2018-12-24 stsp err = got_repo_cache_tag(repo, id, *tag);
1833 8d2c5ea3 2019-08-13 stsp free(path_packfile);
1834 f4a881ce 2018-11-17 stsp return err;
1837 f4a881ce 2018-11-17 stsp const struct got_error *
1838 f4a881ce 2018-11-17 stsp got_object_open_as_tag(struct got_tag_object **tag,
1839 f4a881ce 2018-11-17 stsp struct got_repository *repo, struct got_object_id *id)
1841 f4a881ce 2018-11-17 stsp *tag = got_repo_get_cached_tag(repo, id);
1842 f4a881ce 2018-11-17 stsp if (*tag != NULL) {
1843 f4a881ce 2018-11-17 stsp (*tag)->refcnt++;
1844 f4a881ce 2018-11-17 stsp return NULL;
1847 268f7291 2018-12-24 stsp return open_tag(tag, repo, id, 0);
1850 f4a881ce 2018-11-17 stsp const struct got_error *
1851 f4a881ce 2018-11-17 stsp got_object_tag_open(struct got_tag_object **tag,
1852 f4a881ce 2018-11-17 stsp struct got_repository *repo, struct got_object *obj)
1854 268f7291 2018-12-24 stsp return open_tag(tag, repo, got_object_get_id(obj), 1);
1857 d24820bf 2019-08-11 stsp const char *
1858 d24820bf 2019-08-11 stsp got_object_tag_get_name(struct got_tag_object *tag)
1860 d24820bf 2019-08-11 stsp return tag->tag;
1864 0bd18d37 2019-02-01 stsp got_object_tag_get_object_type(struct got_tag_object *tag)
1866 0bd18d37 2019-02-01 stsp return tag->obj_type;
1869 0bd18d37 2019-02-01 stsp struct got_object_id *
1870 0bd18d37 2019-02-01 stsp got_object_tag_get_object_id(struct got_tag_object *tag)
1872 0bd18d37 2019-02-01 stsp return &tag->id;
1876 01073a5d 2019-08-22 stsp got_object_tag_get_tagger_time(struct got_tag_object *tag)
1878 01073a5d 2019-08-22 stsp return tag->tagger_time;
1882 01073a5d 2019-08-22 stsp got_object_tag_get_tagger_gmtoff(struct got_tag_object *tag)
1884 01073a5d 2019-08-22 stsp return tag->tagger_gmtoff;
1887 01073a5d 2019-08-22 stsp const char *
1888 01073a5d 2019-08-22 stsp got_object_tag_get_tagger(struct got_tag_object *tag)
1890 01073a5d 2019-08-22 stsp return tag->tagger;
1893 01073a5d 2019-08-22 stsp const char *
1894 01073a5d 2019-08-22 stsp got_object_tag_get_message(struct got_tag_object *tag)
1896 01073a5d 2019-08-22 stsp return tag->tagmsg;
1899 776d4d29 2018-06-17 stsp static struct got_tree_entry *
1900 65a9bbe9 2018-09-15 stsp find_entry_by_name(struct got_tree_object *tree, const char *name, size_t len)
1904 63da309a 2018-11-07 stsp /* Note that tree entries are sorted in strncmp() order. */
1905 56e0773d 2019-11-28 stsp for (i = 0; i < tree->nentries; i++) {
1906 56e0773d 2019-11-28 stsp struct got_tree_entry *te = &tree->entries[i];
1907 63da309a 2018-11-07 stsp int cmp = strncmp(te->name, name, len);
1908 63da309a 2018-11-07 stsp if (cmp < 0)
1910 63da309a 2018-11-07 stsp if (cmp > 0)
1912 63da309a 2018-11-07 stsp if (te->name[len] == '\0')
1913 776d4d29 2018-06-17 stsp return te;
1915 eb651edf 2018-02-11 stsp return NULL;
1918 56e0773d 2019-11-28 stsp struct got_tree_entry *
1919 a129376b 2019-03-28 stsp got_object_tree_find_entry(struct got_tree_object *tree, const char *name)
1921 a129376b 2019-03-28 stsp return find_entry_by_name(tree, name, strlen(name));
1924 776d4d29 2018-06-17 stsp const struct got_error *
1925 67b631c9 2021-10-10 stsp got_object_tree_find_path(struct got_object_id **id, mode_t *mode,
1926 67b631c9 2021-10-10 stsp struct got_repository *repo, struct got_tree_object *tree,
1927 67b631c9 2021-10-10 stsp const char *path)
1929 776d4d29 2018-06-17 stsp const struct got_error *err = NULL;
1930 67b631c9 2021-10-10 stsp struct got_tree_object *subtree = NULL;
1931 db37e2c0 2018-06-21 stsp struct got_tree_entry *te = NULL;
1932 65a9bbe9 2018-09-15 stsp const char *seg, *s;
1933 b7cd37e5 2018-11-18 stsp size_t seglen;
1935 27d434c2 2018-09-15 stsp *id = NULL;
1938 5e54fb30 2019-05-31 stsp while (s[0] == '/')
1941 65a9bbe9 2018-09-15 stsp seglen = 0;
1942 67b631c9 2021-10-10 stsp subtree = tree;
1943 b7cd37e5 2018-11-18 stsp while (*s) {
1944 776d4d29 2018-06-17 stsp struct got_tree_object *next_tree;
1946 776d4d29 2018-06-17 stsp if (*s != '/') {
1953 67b631c9 2021-10-10 stsp te = find_entry_by_name(subtree, seg, seglen);
1954 db37e2c0 2018-06-21 stsp if (te == NULL) {
1955 b66cd6f3 2020-07-31 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
1956 776d4d29 2018-06-17 stsp goto done;
1959 b7cd37e5 2018-11-18 stsp if (*s == '\0')
1962 776d4d29 2018-06-17 stsp seg = s + 1;
1963 65a9bbe9 2018-09-15 stsp seglen = 0;
1966 776d4d29 2018-06-17 stsp err = got_object_open_as_tree(&next_tree, repo,
1968 db37e2c0 2018-06-21 stsp te = NULL;
1970 776d4d29 2018-06-17 stsp goto done;
1971 67b631c9 2021-10-10 stsp if (subtree != tree)
1972 67b631c9 2021-10-10 stsp got_object_tree_close(subtree);
1973 67b631c9 2021-10-10 stsp subtree = next_tree;
1978 56e0773d 2019-11-28 stsp *id = got_object_id_dup(&te->id);
1979 27d434c2 2018-09-15 stsp if (*id == NULL)
1980 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_id_dup");
1982 67b631c9 2021-10-10 stsp *mode = te->mode;
1984 b66cd6f3 2020-07-31 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
1986 67b631c9 2021-10-10 stsp if (subtree && subtree != tree)
1987 67b631c9 2021-10-10 stsp got_object_tree_close(subtree);
1988 67b631c9 2021-10-10 stsp return err;
1990 67b631c9 2021-10-10 stsp const struct got_error *
1991 67b631c9 2021-10-10 stsp got_object_id_by_path(struct got_object_id **id, struct got_repository *repo,
1992 a44927cc 2022-04-07 stsp struct got_commit_object *commit, const char *path)
1994 67b631c9 2021-10-10 stsp const struct got_error *err = NULL;
1995 67b631c9 2021-10-10 stsp struct got_tree_object *tree = NULL;
1997 67b631c9 2021-10-10 stsp *id = NULL;
1999 67b631c9 2021-10-10 stsp /* Handle opening of root of commit's tree. */
2000 67b631c9 2021-10-10 stsp if (got_path_is_root_dir(path)) {
2001 67b631c9 2021-10-10 stsp *id = got_object_id_dup(commit->tree_id);
2002 67b631c9 2021-10-10 stsp if (*id == NULL)
2003 67b631c9 2021-10-10 stsp err = got_error_from_errno("got_object_id_dup");
2005 67b631c9 2021-10-10 stsp err = got_object_open_as_tree(&tree, repo, commit->tree_id);
2007 67b631c9 2021-10-10 stsp goto done;
2008 67b631c9 2021-10-10 stsp err = got_object_tree_find_path(id, NULL, repo, tree, path);
2012 776d4d29 2018-06-17 stsp got_object_tree_close(tree);
2013 776d4d29 2018-06-17 stsp return err;
2017 ac5f2b26 2020-05-05 stsp * Normalize file mode bits to avoid false positive tree entry differences
2018 ac5f2b26 2020-05-05 stsp * in case tree entries have unexpected mode bits set.
2020 ac5f2b26 2020-05-05 stsp static mode_t
2021 ac5f2b26 2020-05-05 stsp normalize_mode_for_comparison(mode_t mode)
2024 ac5f2b26 2020-05-05 stsp * For directories, the only relevant bit is the IFDIR bit.
2025 ac5f2b26 2020-05-05 stsp * This allows us to detect paths changing from a directory
2026 ac5f2b26 2020-05-05 stsp * to a file and vice versa.
2028 ac5f2b26 2020-05-05 stsp if (S_ISDIR(mode))
2029 ac5f2b26 2020-05-05 stsp return mode & S_IFDIR;
2032 40dde666 2020-07-23 stsp * For symlinks, the only relevant bit is the IFLNK bit.
2033 40dde666 2020-07-23 stsp * This allows us to detect paths changing from a symlinks
2034 40dde666 2020-07-23 stsp * to a file or directory and vice versa.
2036 40dde666 2020-07-23 stsp if (S_ISLNK(mode))
2037 40dde666 2020-07-23 stsp return mode & S_IFLNK;
2039 ac5f2b26 2020-05-05 stsp /* For files, the only change we care about is the executable bit. */
2040 ac5f2b26 2020-05-05 stsp return mode & S_IXUSR;
2043 07862c20 2018-09-15 stsp const struct got_error *
2044 07862c20 2018-09-15 stsp got_object_tree_path_changed(int *changed,
2045 07862c20 2018-09-15 stsp struct got_tree_object *tree01, struct got_tree_object *tree02,
2046 07862c20 2018-09-15 stsp const char *path, struct got_repository *repo)
2048 07862c20 2018-09-15 stsp const struct got_error *err = NULL;
2049 07862c20 2018-09-15 stsp struct got_tree_object *tree1 = NULL, *tree2 = NULL;
2050 07862c20 2018-09-15 stsp struct got_tree_entry *te1 = NULL, *te2 = NULL;
2051 65a9bbe9 2018-09-15 stsp const char *seg, *s;
2052 3b7f9878 2018-11-18 stsp size_t seglen;
2054 07862c20 2018-09-15 stsp *changed = 0;
2056 07862c20 2018-09-15 stsp /* We not do support comparing the root path. */
2057 61a7d79f 2020-02-29 stsp if (got_path_is_root_dir(path))
2058 63f810e6 2020-02-29 stsp return got_error_path(path, GOT_ERR_BAD_PATH);
2060 07862c20 2018-09-15 stsp tree1 = tree01;
2061 07862c20 2018-09-15 stsp tree2 = tree02;
2063 61a7d79f 2020-02-29 stsp while (*s == '/')
2066 65a9bbe9 2018-09-15 stsp seglen = 0;
2067 3b7f9878 2018-11-18 stsp while (*s) {
2068 07862c20 2018-09-15 stsp struct got_tree_object *next_tree1, *next_tree2;
2069 ac5f2b26 2020-05-05 stsp mode_t mode1, mode2;
2071 07862c20 2018-09-15 stsp if (*s != '/') {
2078 65a9bbe9 2018-09-15 stsp te1 = find_entry_by_name(tree1, seg, seglen);
2079 07862c20 2018-09-15 stsp if (te1 == NULL) {
2080 07862c20 2018-09-15 stsp err = got_error(GOT_ERR_NO_OBJ);
2081 07862c20 2018-09-15 stsp goto done;
2084 e8bfb8f3 2020-12-18 stsp if (tree2)
2085 e8bfb8f3 2020-12-18 stsp te2 = find_entry_by_name(tree2, seg, seglen);
2087 e8bfb8f3 2020-12-18 stsp if (te2) {
2088 e8bfb8f3 2020-12-18 stsp mode1 = normalize_mode_for_comparison(te1->mode);
2089 e8bfb8f3 2020-12-18 stsp mode2 = normalize_mode_for_comparison(te2->mode);
2090 e8bfb8f3 2020-12-18 stsp if (mode1 != mode2) {
2091 e8bfb8f3 2020-12-18 stsp *changed = 1;
2092 e8bfb8f3 2020-12-18 stsp goto done;
2095 e8bfb8f3 2020-12-18 stsp if (got_object_id_cmp(&te1->id, &te2->id) == 0) {
2096 e8bfb8f3 2020-12-18 stsp *changed = 0;
2097 e8bfb8f3 2020-12-18 stsp goto done;
2101 3b7f9878 2018-11-18 stsp if (*s == '\0') { /* final path element */
2102 07862c20 2018-09-15 stsp *changed = 1;
2103 07862c20 2018-09-15 stsp goto done;
2106 07862c20 2018-09-15 stsp seg = s + 1;
2108 65a9bbe9 2018-09-15 stsp seglen = 0;
2110 07862c20 2018-09-15 stsp err = got_object_open_as_tree(&next_tree1, repo,
2111 56e0773d 2019-11-28 stsp &te1->id);
2112 07862c20 2018-09-15 stsp te1 = NULL;
2114 07862c20 2018-09-15 stsp goto done;
2115 a31cea73 2018-09-15 stsp if (tree1 != tree01)
2116 a31cea73 2018-09-15 stsp got_object_tree_close(tree1);
2117 07862c20 2018-09-15 stsp tree1 = next_tree1;
2119 e8bfb8f3 2020-12-18 stsp if (te2) {
2120 e8bfb8f3 2020-12-18 stsp err = got_object_open_as_tree(&next_tree2, repo,
2121 e8bfb8f3 2020-12-18 stsp &te2->id);
2122 e8bfb8f3 2020-12-18 stsp te2 = NULL;
2124 e8bfb8f3 2020-12-18 stsp goto done;
2125 e8bfb8f3 2020-12-18 stsp if (tree2 != tree02)
2126 e8bfb8f3 2020-12-18 stsp got_object_tree_close(tree2);
2127 e8bfb8f3 2020-12-18 stsp tree2 = next_tree2;
2128 e8bfb8f3 2020-12-18 stsp } else if (tree2) {
2129 e8bfb8f3 2020-12-18 stsp if (tree2 != tree02)
2130 e8bfb8f3 2020-12-18 stsp got_object_tree_close(tree2);
2131 e8bfb8f3 2020-12-18 stsp tree2 = NULL;
2136 a31cea73 2018-09-15 stsp if (tree1 && tree1 != tree01)
2137 07862c20 2018-09-15 stsp got_object_tree_close(tree1);
2138 a31cea73 2018-09-15 stsp if (tree2 && tree2 != tree02)
2139 07862c20 2018-09-15 stsp got_object_tree_close(tree2);
2140 77880158 2018-11-04 stsp return err;
2143 ed175427 2019-05-09 stsp const struct got_error *
2144 ed175427 2019-05-09 stsp got_object_tree_entry_dup(struct got_tree_entry **new_te,
2145 ed175427 2019-05-09 stsp struct got_tree_entry *te)
2147 ed175427 2019-05-09 stsp const struct got_error *err = NULL;
2149 ed175427 2019-05-09 stsp *new_te = calloc(1, sizeof(**new_te));
2150 ed175427 2019-05-09 stsp if (*new_te == NULL)
2151 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
2153 ed175427 2019-05-09 stsp (*new_te)->mode = te->mode;
2154 56e0773d 2019-11-28 stsp memcpy((*new_te)->name, te->name, sizeof((*new_te)->name));
2155 56e0773d 2019-11-28 stsp memcpy(&(*new_te)->id, &te->id, sizeof((*new_te)->id));
2156 8c4eabf2 2019-05-10 stsp return err;
2160 56e0773d 2019-11-28 stsp got_object_tree_entry_is_submodule(struct got_tree_entry *te)
2162 63c5ca5d 2019-08-24 stsp return (te->mode & S_IFMT) == (S_IFDIR | S_IFLNK);
2166 e40622f4 2020-07-23 stsp got_object_tree_entry_is_symlink(struct got_tree_entry *te)
2168 e40622f4 2020-07-23 stsp /* S_IFDIR check avoids confusing symlinks with submodules. */
2169 e40622f4 2020-07-23 stsp return ((te->mode & (S_IFDIR | S_IFLNK)) == S_IFLNK);
2172 e40622f4 2020-07-23 stsp static const struct got_error *
2173 e40622f4 2020-07-23 stsp resolve_symlink(char **link_target, const char *path,
2174 a44927cc 2022-04-07 stsp struct got_commit_object *commit, struct got_repository *repo)
2176 e40622f4 2020-07-23 stsp const struct got_error *err = NULL;
2177 dbdd6209 2020-10-19 stsp char buf[PATH_MAX];
2178 e40622f4 2020-07-23 stsp char *name, *parent_path = NULL;
2179 e40622f4 2020-07-23 stsp struct got_object_id *tree_obj_id = NULL;
2180 e40622f4 2020-07-23 stsp struct got_tree_object *tree = NULL;
2181 e40622f4 2020-07-23 stsp struct got_tree_entry *te = NULL;
2183 e40622f4 2020-07-23 stsp *link_target = NULL;
2185 dbdd6209 2020-10-19 stsp if (strlcpy(buf, path, sizeof(buf)) >= sizeof(buf))
2186 dbdd6209 2020-10-19 stsp return got_error(GOT_ERR_NO_SPACE);
2188 dbdd6209 2020-10-19 stsp name = basename(buf);
2189 e40622f4 2020-07-23 stsp if (name == NULL)
2190 e40622f4 2020-07-23 stsp return got_error_from_errno2("basename", path);
2192 e40622f4 2020-07-23 stsp err = got_path_dirname(&parent_path, path);
2194 e40622f4 2020-07-23 stsp return err;
2196 a44927cc 2022-04-07 stsp err = got_object_id_by_path(&tree_obj_id, repo, commit,
2197 e40622f4 2020-07-23 stsp parent_path);
2198 e40622f4 2020-07-23 stsp if (err) {
2199 e40622f4 2020-07-23 stsp if (err->code == GOT_ERR_NO_TREE_ENTRY) {
2200 e40622f4 2020-07-23 stsp /* Display the complete path in error message. */
2201 e40622f4 2020-07-23 stsp err = got_error_path(path, err->code);
2203 e40622f4 2020-07-23 stsp goto done;
2206 e40622f4 2020-07-23 stsp err = got_object_open_as_tree(&tree, repo, tree_obj_id);
2208 e40622f4 2020-07-23 stsp goto done;
2210 e40622f4 2020-07-23 stsp te = got_object_tree_find_entry(tree, name);
2211 e40622f4 2020-07-23 stsp if (te == NULL) {
2212 e40622f4 2020-07-23 stsp err = got_error_path(path, GOT_ERR_NO_TREE_ENTRY);
2213 e40622f4 2020-07-23 stsp goto done;
2216 e40622f4 2020-07-23 stsp if (got_object_tree_entry_is_symlink(te)) {
2217 e40622f4 2020-07-23 stsp err = got_tree_entry_get_symlink_target(link_target, te, repo);
2219 e40622f4 2020-07-23 stsp goto done;
2220 e40622f4 2020-07-23 stsp if (!got_path_is_absolute(*link_target)) {
2221 e40622f4 2020-07-23 stsp char *abspath;
2222 e40622f4 2020-07-23 stsp if (asprintf(&abspath, "%s/%s", parent_path,
2223 e40622f4 2020-07-23 stsp *link_target) == -1) {
2224 e40622f4 2020-07-23 stsp err = got_error_from_errno("asprintf");
2225 e40622f4 2020-07-23 stsp goto done;
2227 e40622f4 2020-07-23 stsp free(*link_target);
2228 e40622f4 2020-07-23 stsp *link_target = malloc(PATH_MAX);
2229 e40622f4 2020-07-23 stsp if (*link_target == NULL) {
2230 e40622f4 2020-07-23 stsp err = got_error_from_errno("malloc");
2231 e40622f4 2020-07-23 stsp goto done;
2233 e40622f4 2020-07-23 stsp err = got_canonpath(abspath, *link_target, PATH_MAX);
2234 e40622f4 2020-07-23 stsp free(abspath);
2236 e40622f4 2020-07-23 stsp goto done;
2240 e40622f4 2020-07-23 stsp free(tree_obj_id);
2242 e40622f4 2020-07-23 stsp got_object_tree_close(tree);
2243 e40622f4 2020-07-23 stsp if (err) {
2244 e40622f4 2020-07-23 stsp free(*link_target);
2245 e40622f4 2020-07-23 stsp *link_target = NULL;
2247 e40622f4 2020-07-23 stsp return err;
2250 ca6e02ac 2020-01-07 stsp const struct got_error *
2251 e40622f4 2020-07-23 stsp got_object_resolve_symlinks(char **link_target, const char *path,
2252 a44927cc 2022-04-07 stsp struct got_commit_object *commit, struct got_repository *repo)
2254 e40622f4 2020-07-23 stsp const struct got_error *err = NULL;
2255 e40622f4 2020-07-23 stsp char *next_target = NULL;
2256 e40622f4 2020-07-23 stsp int max_recursion = 40; /* matches Git */
2258 e40622f4 2020-07-23 stsp *link_target = NULL;
2261 e40622f4 2020-07-23 stsp err = resolve_symlink(&next_target,
2262 a44927cc 2022-04-07 stsp *link_target ? *link_target : path, commit, repo);
2265 e40622f4 2020-07-23 stsp if (next_target) {
2266 e40622f4 2020-07-23 stsp free(*link_target);
2267 e40622f4 2020-07-23 stsp if (--max_recursion == 0) {
2268 e40622f4 2020-07-23 stsp err = got_error_path(path, GOT_ERR_RECURSION);
2269 e40622f4 2020-07-23 stsp *link_target = NULL;
2272 e40622f4 2020-07-23 stsp *link_target = next_target;
2274 e40622f4 2020-07-23 stsp } while (next_target);
2276 e40622f4 2020-07-23 stsp return err;
2279 e40622f4 2020-07-23 stsp const struct got_error *
2280 ca6e02ac 2020-01-07 stsp got_traverse_packed_commits(struct got_object_id_queue *traversed_commits,
2281 ca6e02ac 2020-01-07 stsp struct got_object_id *commit_id, const char *path,
2282 ca6e02ac 2020-01-07 stsp struct got_repository *repo)
2284 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2285 ca6e02ac 2020-01-07 stsp struct got_pack *pack = NULL;
2286 ca6e02ac 2020-01-07 stsp struct got_packidx *packidx = NULL;
2287 ca6e02ac 2020-01-07 stsp char *path_packfile = NULL;
2288 ca6e02ac 2020-01-07 stsp struct got_commit_object *changed_commit = NULL;
2289 ca6e02ac 2020-01-07 stsp struct got_object_id *changed_commit_id = NULL;
2292 ca6e02ac 2020-01-07 stsp err = got_repo_search_packidx(&packidx, &idx, repo, commit_id);
2293 ca6e02ac 2020-01-07 stsp if (err) {
2294 ca6e02ac 2020-01-07 stsp if (err->code != GOT_ERR_NO_OBJ)
2295 ca6e02ac 2020-01-07 stsp return err;
2296 ca6e02ac 2020-01-07 stsp return NULL;
2299 aea75d87 2021-07-06 stsp err = got_packidx_get_packfile_path(&path_packfile,
2300 aea75d87 2021-07-06 stsp packidx->path_packidx);
2302 ca6e02ac 2020-01-07 stsp return err;
2304 ca6e02ac 2020-01-07 stsp pack = got_repo_get_cached_pack(repo, path_packfile);
2305 ca6e02ac 2020-01-07 stsp if (pack == NULL) {
2306 ca6e02ac 2020-01-07 stsp err = got_repo_cache_pack(&pack, repo, path_packfile, packidx);
2308 ca6e02ac 2020-01-07 stsp goto done;
2311 ca6e02ac 2020-01-07 stsp if (pack->privsep_child == NULL) {
2312 ca6e02ac 2020-01-07 stsp err = start_pack_privsep_child(pack, packidx);
2314 ca6e02ac 2020-01-07 stsp goto done;
2317 ca6e02ac 2020-01-07 stsp err = got_privsep_send_commit_traversal_request(
2318 ca6e02ac 2020-01-07 stsp pack->privsep_child->ibuf, commit_id, idx, path);
2320 ca6e02ac 2020-01-07 stsp goto done;
2322 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_traversed_commits(&changed_commit,
2323 ca6e02ac 2020-01-07 stsp &changed_commit_id, traversed_commits, pack->privsep_child->ibuf);
2325 ca6e02ac 2020-01-07 stsp goto done;
2327 ca6e02ac 2020-01-07 stsp if (changed_commit) {
2329 ca6e02ac 2020-01-07 stsp * Cache the commit in which the path was changed.
2330 ca6e02ac 2020-01-07 stsp * This commit might be opened again soon.
2332 ca6e02ac 2020-01-07 stsp changed_commit->refcnt++;
2333 ca6e02ac 2020-01-07 stsp err = got_repo_cache_commit(repo, changed_commit_id,
2334 ca6e02ac 2020-01-07 stsp changed_commit);
2335 ca6e02ac 2020-01-07 stsp got_object_commit_close(changed_commit);
2338 ca6e02ac 2020-01-07 stsp free(path_packfile);
2339 ca6e02ac 2020-01-07 stsp free(changed_commit_id);
2340 ca6e02ac 2020-01-07 stsp return err;