1 /*
2  * Copyright (c) 2021 Stefan Sperling <stsp@openbsd.org>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include "got_compat.h"
18 
19 #include <sys/queue.h>
20 #include <sys/types.h>
21 
22 #include <ctype.h>
23 #include <getopt.h>
24 #include <err.h>
25 #include <errno.h>
26 #include <locale.h>
27 #include <inttypes.h>
28 #include <stdio.h>
29 #include <stdlib.h>
30 #include <signal.h>
31 #include <string.h>
32 #include <unistd.h>
33 
34 #include "got_version.h"
35 #include "got_error.h"
36 #include "got_object.h"
37 #include "got_reference.h"
38 #include "got_cancel.h"
39 #include "got_repository.h"
40 #include "got_repository_admin.h"
41 #include "got_repository_dump.h"
42 #include "got_gotconfig.h"
43 #include "got_path.h"
44 #include "got_privsep.h"
45 #include "got_opentemp.h"
46 #include "got_worktree.h"
47 
48 #ifndef nitems
49 #define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))
50 #endif
51 
52 static volatile sig_atomic_t sigint_received;
53 static volatile sig_atomic_t sigpipe_received;
54 
55 static void
56 catch_sigint(int signo)
57 {
58 	sigint_received = 1;
59 }
60 
61 static void
62 catch_sigpipe(int signo)
63 {
64 	sigpipe_received = 1;
65 }
66 
67 static const struct got_error *
68 check_cancelled(void *arg)
69 {
70 	if (sigint_received || sigpipe_received)
71 		return got_error(GOT_ERR_CANCELLED);
72 	return NULL;
73 }
74 
75 struct gotadmin_cmd {
76 	const char	*cmd_name;
77 	const struct got_error *(*cmd_main)(int, char *[]);
78 	void		(*cmd_usage)(void);
79 	const char	*cmd_alias;
80 };
81 
82 __dead static void	usage(int, int);
83 __dead static void	usage_init(void);
84 __dead static void	usage_info(void);
85 __dead static void	usage_pack(void);
86 __dead static void	usage_indexpack(void);
87 __dead static void	usage_listpack(void);
88 __dead static void	usage_cleanup(void);
89 __dead static void	usage_dump(void);
90 
91 static const struct got_error*		cmd_init(int, char *[]);
92 static const struct got_error*		cmd_info(int, char *[]);
93 static const struct got_error*		cmd_pack(int, char *[]);
94 static const struct got_error*		cmd_indexpack(int, char *[]);
95 static const struct got_error*		cmd_listpack(int, char *[]);
96 static const struct got_error*		cmd_cleanup(int, char *[]);
97 static const struct got_error*		cmd_dump(int, char *[]);
98 
99 static const struct gotadmin_cmd gotadmin_commands[] = {
100 	{ "init",	cmd_init,	usage_init,	"" },
101 	{ "info",	cmd_info,	usage_info,	"" },
102 	{ "pack",	cmd_pack,	usage_pack,	"" },
103 	{ "indexpack",	cmd_indexpack,	usage_indexpack,"ix" },
104 	{ "listpack",	cmd_listpack,	usage_listpack,	"ls" },
105 	{ "cleanup",	cmd_cleanup,	usage_cleanup,	"cl" },
106 	{ "dump",	cmd_dump,	usage_dump,	"" },
107 };
108 
109 static void
110 list_commands(FILE *fp)
111 {
112 	size_t i;
113 
114 	fprintf(fp, "commands:");
115 	for (i = 0; i < nitems(gotadmin_commands); i++) {
116 		const struct gotadmin_cmd *cmd = &gotadmin_commands[i];
117 		fprintf(fp, " %s", cmd->cmd_name);
118 	}
119 	fputc('\n', fp);
120 }
121 
122 int
123 main(int argc, char *argv[])
124 {
125 	const struct gotadmin_cmd *cmd;
126 	size_t i;
127 	int ch;
128 	int hflag = 0, Vflag = 0;
129 	static const struct option longopts[] = {
130 	    { "version", no_argument, NULL, 'V' },
131 	    { NULL, 0, NULL, 0 }
132 	};
133 
134 	setlocale(LC_CTYPE, "");
135 
136 	while ((ch = getopt_long(argc, argv, "+hV", longopts, NULL)) != -1) {
137 		switch (ch) {
138 		case 'h':
139 			hflag = 1;
140 			break;
141 		case 'V':
142 			Vflag = 1;
143 			break;
144 		default:
145 			usage(hflag, 1);
146 			/* NOTREACHED */
147 		}
148 	}
149 
150 	argc -= optind;
151 	argv += optind;
152 	optind = 1;
153 	optreset = 1;
154 
155 	if (Vflag) {
156 		got_version_print_str();
157 		return 0;
158 	}
159 
160 	if (argc <= 0)
161 		usage(hflag, hflag ? 0 : 1);
162 
163 	signal(SIGINT, catch_sigint);
164 	signal(SIGPIPE, catch_sigpipe);
165 
166 	for (i = 0; i < nitems(gotadmin_commands); i++) {
167 		const struct got_error *error;
168 
169 		cmd = &gotadmin_commands[i];
170 
171 		if (strcmp(cmd->cmd_name, argv[0]) != 0 &&
172 		    strcmp(cmd->cmd_alias, argv[0]) != 0)
173 			continue;
174 
175 		if (hflag)
176 			cmd->cmd_usage();
177 
178 		error = cmd->cmd_main(argc, argv);
179 		if (error && error->code != GOT_ERR_CANCELLED &&
180 		    error->code != GOT_ERR_PRIVSEP_EXIT &&
181 		    !(sigpipe_received &&
182 		      error->code == GOT_ERR_ERRNO && errno == EPIPE) &&
183 		    !(sigint_received &&
184 		      error->code == GOT_ERR_ERRNO && errno == EINTR)) {
185 			fprintf(stderr, "%s: %s\n", getprogname(), error->msg);
186 			return 1;
187 		}
188 
189 		return 0;
190 	}
191 
192 	fprintf(stderr, "%s: unknown command '%s'\n", getprogname(), argv[0]);
193 	list_commands(stderr);
194 	return 1;
195 }
196 
197 __dead static void
198 usage(int hflag, int status)
199 {
200 	FILE *fp = (status == 0) ? stdout : stderr;
201 
202 	fprintf(fp, "usage: %s [-hV] command [arg ...]\n",
203 	    getprogname());
204 	if (hflag)
205 		list_commands(fp);
206 	exit(status);
207 }
208 
209 static const struct got_error *
210 apply_unveil(const char *repo_path, int repo_read_only)
211 {
212 	const struct got_error *err;
213 
214 #ifdef PROFILE
215 	if (unveil("gmon.out", "rwc") != 0)
216 		return got_error_from_errno2("unveil", "gmon.out");
217 #endif
218 	if (repo_path && unveil(repo_path, repo_read_only ? "r" : "rwc") != 0)
219 		return got_error_from_errno2("unveil", repo_path);
220 
221 	if (unveil(GOT_TMPDIR_STR, "rwc") != 0)
222 		return got_error_from_errno2("unveil", GOT_TMPDIR_STR);
223 
224 	err = got_privsep_unveil_exec_helpers();
225 	if (err != NULL)
226 		return err;
227 
228 	if (unveil(NULL, NULL) != 0)
229 		return got_error_from_errno("unveil");
230 
231 	return NULL;
232 }
233 
234 __dead static void
235 usage_info(void)
236 {
237 	fprintf(stderr, "usage: %s info [-r repository-path]\n",
238 	    getprogname());
239 	exit(1);
240 }
241 
242 static const struct got_error *
243 get_repo_path(char **repo_path)
244 {
245 	const struct got_error *err = NULL;
246 	struct got_worktree *worktree = NULL;
247 	char *cwd;
248 
249 	*repo_path = NULL;
250 
251 	cwd = getcwd(NULL, 0);
252 	if (cwd == NULL)
253 		return got_error_from_errno("getcwd");
254 
255 	err = got_worktree_open(&worktree, cwd);
256 	if (err) {
257 		if (err->code != GOT_ERR_NOT_WORKTREE)
258 			goto done;
259 		err = NULL;
260 	}
261 
262 	if (worktree)
263 		*repo_path = strdup(got_worktree_get_repo_path(worktree));
264 	else
265 		*repo_path = strdup(cwd);
266 	if (*repo_path == NULL)
267 		err = got_error_from_errno("strdup");
268 done:
269 	if (worktree)
270 		got_worktree_close(worktree);
271 	free(cwd);
272 	return err;
273 }
274 
275 __dead static void
276 usage_init(void)
277 {
278 	fprintf(stderr, "usage: %s init [-b branch] repository-path\n",
279 	    getprogname());
280 	exit(1);
281 }
282 
283 static const struct got_error *
284 cmd_init(int argc, char *argv[])
285 {
286 	const struct got_error *error = NULL;
287 	const char *head_name = NULL;
288 	char *repo_path = NULL;
289 	int ch;
290 
291 #ifndef PROFILE
292 	if (pledge("stdio rpath wpath cpath unveil", NULL) == -1)
293 		err(1, "pledge");
294 #endif
295 
296 	while ((ch = getopt(argc, argv, "b:")) != -1) {
297 		switch (ch) {
298 		case 'b':
299 			head_name = optarg;
300 			break;
301 		default:
302 			usage_init();
303 			/* NOTREACHED */
304 		}
305 	}
306 
307 	argc -= optind;
308 	argv += optind;
309 
310 	if (argc != 1)
311 		usage_init();
312 
313 	repo_path = strdup(argv[0]);
314 	if (repo_path == NULL)
315 		return got_error_from_errno("strdup");
316 
317 	got_path_strip_trailing_slashes(repo_path);
318 
319 	error = got_path_mkdir(repo_path);
320 	if (error &&
321 	    !(error->code == GOT_ERR_ERRNO && errno == EEXIST))
322 		goto done;
323 
324 	error = apply_unveil(repo_path, 0);
325 	if (error)
326 		goto done;
327 
328 	error = got_repo_init(repo_path, head_name);
329 done:
330 	free(repo_path);
331 	return error;
332 }
333 
334 static const struct got_error *
335 cmd_info(int argc, char *argv[])
336 {
337 	const struct got_error *error = NULL;
338 	char *repo_path = NULL;
339 	struct got_repository *repo = NULL;
340 	const struct got_gotconfig *gotconfig = NULL;
341 	int ch, npackfiles, npackedobj, nobj;
342 	off_t packsize, loose_size;
343 	char scaled[FMT_SCALED_STRSIZE];
344 	int *pack_fds = NULL;
345 
346 #ifndef PROFILE
347 	if (pledge("stdio rpath wpath cpath flock proc exec sendfd unveil",
348 	    NULL) == -1)
349 		err(1, "pledge");
350 #endif
351 
352 	while ((ch = getopt(argc, argv, "r:")) != -1) {
353 		switch (ch) {
354 		case 'r':
355 			repo_path = realpath(optarg, NULL);
356 			if (repo_path == NULL)
357 				return got_error_from_errno2("realpath",
358 				    optarg);
359 			got_path_strip_trailing_slashes(repo_path);
360 			break;
361 		default:
362 			usage_info();
363 			/* NOTREACHED */
364 		}
365 	}
366 
367 	argc -= optind;
368 	argv += optind;
369 
370 	if (repo_path == NULL) {
371 		error = get_repo_path(&repo_path);
372 		if (error)
373 			goto done;
374 	}
375 	error = got_repo_pack_fds_open(&pack_fds);
376 	if (error != NULL)
377 		goto done;
378 	error = got_repo_open(&repo, repo_path, NULL, pack_fds);
379 	if (error)
380 		goto done;
381 #ifndef PROFILE
382 	/* Remove "cpath" promise. */
383 	if (pledge("stdio rpath wpath flock proc exec sendfd unveil",
384 	    NULL) == -1)
385 		err(1, "pledge");
386 #endif
387 	error = apply_unveil(got_repo_get_path_git_dir(repo), 1);
388 	if (error)
389 		goto done;
390 
391 	printf("repository: %s\n", got_repo_get_path_git_dir(repo));
392 
393 	gotconfig = got_repo_get_gotconfig(repo);
394 	if (gotconfig) {
395 		const struct got_remote_repo *remotes;
396 		int i, nremotes;
397 		if (got_gotconfig_get_author(gotconfig)) {
398 			printf("default author: %s\n",
399 			    got_gotconfig_get_author(gotconfig));
400 		}
401 		got_gotconfig_get_remotes(&nremotes, &remotes, gotconfig);
402 		for (i = 0; i < nremotes; i++) {
403 			const char *fetch_url = remotes[i].fetch_url;
404 			const char *send_url = remotes[i].send_url;
405 			if (strcmp(fetch_url, send_url) == 0) {
406 				printf("remote \"%s\": %s\n", remotes[i].name,
407 				    remotes[i].fetch_url);
408 			} else {
409 				printf("remote \"%s\" (fetch): %s\n",
410 				    remotes[i].name, remotes[i].fetch_url);
411 				printf("remote \"%s\" (send): %s\n",
412 				    remotes[i].name, remotes[i].send_url);
413 			}
414 		}
415 	}
416 
417 	error = got_repo_get_packfile_info(&npackfiles, &npackedobj,
418 	    &packsize, repo);
419 	if (error)
420 		goto done;
421 	printf("pack files: %d\n", npackfiles);
422 	if (npackfiles > 0) {
423 		if (fmt_scaled(packsize, scaled) == -1) {
424 			error = got_error_from_errno("fmt_scaled");
425 			goto done;
426 		}
427 		printf("packed objects: %d\n", npackedobj);
428 		printf("packed total size: %s\n", scaled);
429 	}
430 
431 	error = got_repo_get_loose_object_info(&nobj, &loose_size, repo);
432 	if (error)
433 		goto done;
434 	printf("loose objects: %d\n", nobj);
435 	if (nobj > 0) {
436 		if (fmt_scaled(loose_size, scaled) == -1) {
437 			error = got_error_from_errno("fmt_scaled");
438 			goto done;
439 		}
440 		printf("loose total size: %s\n", scaled);
441 	}
442 done:
443 	if (repo)
444 		got_repo_close(repo);
445 	if (pack_fds) {
446 		const struct got_error *pack_err =
447 		    got_repo_pack_fds_close(pack_fds);
448 		if (error == NULL)
449 			error = pack_err;
450 	}
451 
452 	free(repo_path);
453 	return error;
454 }
455 
456 __dead static void
457 usage_pack(void)
458 {
459 	fprintf(stderr, "usage: %s pack [-aDq] [-r repository-path] "
460 	    "[-x reference] [reference ...]\n", getprogname());
461 	exit(1);
462 }
463 
464 struct got_pack_progress_arg {
465 	FILE *out;
466 	char last_scaled_size[FMT_SCALED_STRSIZE];
467 	int last_ncolored;
468 	int last_nfound;
469 	int last_ntrees;
470 	int loading_done;
471 	int last_ncommits;
472 	int last_nobj_total;
473 	int last_p_deltify;
474 	int last_p_written;
475 	int last_p_indexed;
476 	int last_p_resolved;
477 	int verbosity;
478 	int printed_something;
479 };
480 
481 static void
482 print_load_info(FILE *out, int print_colored, int print_found, int print_trees,
483     int ncolored, int nfound, int ntrees)
484 {
485 	if (print_colored) {
486 		fprintf(out, "%d commit%s colored", ncolored,
487 		    ncolored == 1 ? "" : "s");
488 	}
489 	if (print_found) {
490 		fprintf(out, "%s%d object%s found",
491 		    ncolored > 0 ? "; " : "",
492 		    nfound, nfound == 1 ? "" : "s");
493 	}
494 	if (print_trees) {
495 		fprintf(out, "; %d tree%s scanned", ntrees,
496 		    ntrees == 1 ? "" : "s");
497 	}
498 }
499 
500 static const struct got_error *
501 pack_progress(void *arg, int ncolored, int nfound, int ntrees,
502     off_t packfile_size, int ncommits, int nobj_total, int nobj_deltify,
503     int nobj_written)
504 {
505 	struct got_pack_progress_arg *a = arg;
506 	char scaled_size[FMT_SCALED_STRSIZE];
507 	int p_deltify, p_written;
508 	int print_colored = 0, print_found = 0, print_trees = 0;
509 	int print_searching = 0, print_total = 0;
510 	int print_deltify = 0, print_written = 0;
511 
512 	if (a->verbosity < 0)
513 		return NULL;
514 
515 	if (a->last_ncolored != ncolored) {
516 		print_colored = 1;
517 		a->last_ncolored = ncolored;
518 	}
519 
520 	if (a->last_nfound != nfound) {
521 		print_colored = 1;
522 		print_found = 1;
523 		a->last_nfound = nfound;
524 	}
525 
526 	if (a->last_ntrees != ntrees) {
527 		print_colored = 1;
528 		print_found = 1;
529 		print_trees = 1;
530 		a->last_ntrees = ntrees;
531 	}
532 
533 	if ((print_colored || print_found || print_trees) &&
534 	    !a->loading_done) {
535 		fprintf(a->out, "\r");
536 		print_load_info(a->out, print_colored, print_found,
537 		    print_trees, ncolored, nfound, ntrees);
538 		a->printed_something = 1;
539 		fflush(a->out);
540 		return NULL;
541 	} else if (!a->loading_done) {
542 		fprintf(a->out, "\r");
543 		print_load_info(a->out, 1, 1, 1, ncolored, nfound, ntrees);
544 		fprintf(a->out, "\n");
545 		a->loading_done = 1;
546 	}
547 
548 	if (fmt_scaled(packfile_size, scaled_size) == -1)
549 		return got_error_from_errno("fmt_scaled");
550 
551 	if (a->last_ncommits != ncommits) {
552 		print_searching = 1;
553 		a->last_ncommits = ncommits;
554 	}
555 
556 	if (a->last_nobj_total != nobj_total) {
557 		print_searching = 1;
558 		print_total = 1;
559 		a->last_nobj_total = nobj_total;
560 	}
561 
562 	if (packfile_size > 0 && (a->last_scaled_size[0] == '\0' ||
563 	    strcmp(scaled_size, a->last_scaled_size)) != 0) {
564 		if (strlcpy(a->last_scaled_size, scaled_size,
565 		    FMT_SCALED_STRSIZE) >= FMT_SCALED_STRSIZE)
566 			return got_error(GOT_ERR_NO_SPACE);
567 	}
568 
569 	if (nobj_deltify > 0 || nobj_written > 0) {
570 		if (nobj_deltify > 0) {
571 			p_deltify = (nobj_deltify * 100) / nobj_total;
572 			if (p_deltify != a->last_p_deltify) {
573 				a->last_p_deltify = p_deltify;
574 				print_searching = 1;
575 				print_total = 1;
576 				print_deltify = 1;
577 			}
578 		}
579 		if (nobj_written > 0) {
580 			p_written = (nobj_written * 100) / nobj_total;
581 			if (p_written != a->last_p_written) {
582 				a->last_p_written = p_written;
583 				print_searching = 1;
584 				print_total = 1;
585 				print_deltify = 1;
586 				print_written = 1;
587 			}
588 		}
589 	}
590 
591 	if (print_searching || print_total || print_deltify || print_written)
592 		fprintf(a->out, "\r");
593 	if (print_searching)
594 		fprintf(a->out, "packing %d reference%s", ncommits,
595 		    ncommits == 1 ? "" : "s");
596 	if (print_total)
597 		fprintf(a->out, "; %d object%s", nobj_total,
598 		    nobj_total == 1 ? "" : "s");
599 	if (print_deltify)
600 		fprintf(a->out, "; deltify: %d%%", p_deltify);
601 	if (print_written)
602 		fprintf(a->out, "; writing pack: %*s %d%%",
603 		    FMT_SCALED_STRSIZE - 2, scaled_size, p_written);
604 	if (print_searching || print_total || print_deltify ||
605 	    print_written) {
606 		a->printed_something = 1;
607 		fflush(a->out);
608 	}
609 	return NULL;
610 }
611 
612 static const struct got_error *
613 pack_index_progress(void *arg, off_t packfile_size, int nobj_total,
614     int nobj_indexed, int nobj_loose, int nobj_resolved)
615 {
616 	struct got_pack_progress_arg *a = arg;
617 	char scaled_size[FMT_SCALED_STRSIZE];
618 	int p_indexed, p_resolved;
619 	int print_size = 0, print_indexed = 0, print_resolved = 0;
620 
621 	if (a->verbosity < 0)
622 		return NULL;
623 
624 	if (packfile_size > 0 || nobj_indexed > 0) {
625 		if (fmt_scaled(packfile_size, scaled_size) == 0 &&
626 		    (a->last_scaled_size[0] == '\0' ||
627 		    strcmp(scaled_size, a->last_scaled_size)) != 0) {
628 			print_size = 1;
629 			if (strlcpy(a->last_scaled_size, scaled_size,
630 			    FMT_SCALED_STRSIZE) >= FMT_SCALED_STRSIZE)
631 				return got_error(GOT_ERR_NO_SPACE);
632 		}
633 		if (nobj_indexed > 0) {
634 			p_indexed = (nobj_indexed * 100) / nobj_total;
635 			if (p_indexed != a->last_p_indexed) {
636 				a->last_p_indexed = p_indexed;
637 				print_indexed = 1;
638 				print_size = 1;
639 			}
640 		}
641 		if (nobj_resolved > 0) {
642 			p_resolved = (nobj_resolved * 100) /
643 			    (nobj_total - nobj_loose);
644 			if (p_resolved != a->last_p_resolved) {
645 				a->last_p_resolved = p_resolved;
646 				print_resolved = 1;
647 				print_indexed = 1;
648 				print_size = 1;
649 			}
650 		}
651 
652 	}
653 	if (print_size || print_indexed || print_resolved)
654 		printf("\r");
655 	if (print_size)
656 		printf("%*s packed", FMT_SCALED_STRSIZE - 2, scaled_size);
657 	if (print_indexed)
658 		printf("; indexing %d%%", p_indexed);
659 	if (print_resolved)
660 		printf("; resolving deltas %d%%", p_resolved);
661 	if (print_size || print_indexed || print_resolved)
662 		fflush(stdout);
663 
664 	return NULL;
665 }
666 
667 static const struct got_error *
668 add_ref(struct got_reflist_entry **new, struct got_reflist_head *refs,
669     const char *refname, struct got_repository *repo)
670 {
671 	const struct got_error *err;
672 	struct got_reference *ref;
673 
674 	*new = NULL;
675 
676 	err = got_ref_open(&ref, repo, refname, 0);
677 	if (err) {
678 		if (err->code != GOT_ERR_NOT_REF)
679 			return err;
680 
681 		/* Treat argument as a reference prefix. */
682 		err = got_ref_list(refs, repo, refname,
683 		    got_ref_cmp_by_name, NULL);
684 	} else {
685 		err = got_reflist_insert(new, refs, ref,
686 		    got_ref_cmp_by_name, NULL);
687 		if (err || *new == NULL /* duplicate */)
688 			got_ref_close(ref);
689 	}
690 
691 	return err;
692 }
693 
694 static const struct got_error *
695 cmd_pack(int argc, char *argv[])
696 {
697 	const struct got_error *error = NULL;
698 	char *repo_path = NULL;
699 	struct got_repository *repo = NULL;
700 	int ch, i, loose_obj_only = 1, force_refdelta = 0, verbosity = 0;
701 	struct got_object_id *pack_hash = NULL;
702 	char *id_str = NULL;
703 	struct got_pack_progress_arg ppa;
704 	FILE *packfile = NULL;
705 	struct got_pathlist_head exclude_args;
706 	struct got_pathlist_entry *pe;
707 	struct got_reflist_head exclude_refs;
708 	struct got_reflist_head include_refs;
709 	struct got_reflist_entry *re, *new;
710 	int *pack_fds = NULL;
711 
712 	TAILQ_INIT(&exclude_args);
713 	TAILQ_INIT(&exclude_refs);
714 	TAILQ_INIT(&include_refs);
715 
716 #ifndef PROFILE
717 	if (pledge("stdio rpath wpath cpath fattr flock proc exec sendfd unveil",
718 	    NULL) == -1)
719 		err(1, "pledge");
720 #endif
721 
722 	while ((ch = getopt(argc, argv, "aDqr:x:")) != -1) {
723 		switch (ch) {
724 		case 'a':
725 			loose_obj_only = 0;
726 			break;
727 		case 'D':
728 			force_refdelta = 1;
729 			break;
730 		case 'q':
731 			verbosity = -1;
732 			break;
733 		case 'r':
734 			repo_path = realpath(optarg, NULL);
735 			if (repo_path == NULL)
736 				return got_error_from_errno2("realpath",
737 				    optarg);
738 			got_path_strip_trailing_slashes(repo_path);
739 			break;
740 		case 'x':
741 			got_path_strip_trailing_slashes(optarg);
742 			error = got_pathlist_append(&exclude_args,
743 			    optarg, NULL);
744 			if (error)
745 				return error;
746 			break;
747 		default:
748 			usage_pack();
749 			/* NOTREACHED */
750 		}
751 	}
752 
753 	argc -= optind;
754 	argv += optind;
755 
756 	if (repo_path == NULL) {
757 		error = get_repo_path(&repo_path);
758 		if (error)
759 			goto done;
760 	}
761 	error = got_repo_pack_fds_open(&pack_fds);
762 	if (error != NULL)
763 		goto done;
764 	error = got_repo_open(&repo, repo_path, NULL, pack_fds);
765 	if (error)
766 		goto done;
767 
768 	error = apply_unveil(got_repo_get_path_git_dir(repo), 0);
769 	if (error)
770 		goto done;
771 
772 	TAILQ_FOREACH(pe, &exclude_args, entry) {
773 		const char *refname = pe->path;
774 		error = add_ref(&new, &exclude_refs, refname, repo);
775 		if (error)
776 			goto done;
777 	}
778 
779 	if (argc == 0) {
780 		error = got_ref_list(&include_refs, repo, "",
781 		    got_ref_cmp_by_name, NULL);
782 		if (error)
783 			goto done;
784 	} else {
785 		for (i = 0; i < argc; i++) {
786 			const char *refname;
787 			got_path_strip_trailing_slashes(argv[i]);
788 			refname = argv[i];
789 			error = add_ref(&new, &include_refs, refname, repo);
790 			if (error)
791 				goto done;
792 		}
793 	}
794 
795 	/* Ignore references in the refs/got/ namespace. */
796 	TAILQ_FOREACH_SAFE(re, &include_refs, entry, new) {
797 		const char *refname = got_ref_get_name(re->ref);
798 		if (strncmp("refs/got/", refname, 9) != 0)
799 			continue;
800 		TAILQ_REMOVE(&include_refs, re, entry);
801 		got_ref_close(re->ref);
802 		free(re);
803 	}
804 
805 	memset(&ppa, 0, sizeof(ppa));
806 	ppa.out = stdout;
807 	ppa.last_scaled_size[0] = '\0';
808 	ppa.last_p_indexed = -1;
809 	ppa.last_p_resolved = -1;
810 	ppa.verbosity = verbosity;
811 
812 	error = got_repo_pack_objects(&packfile, &pack_hash,
813 	    &include_refs, &exclude_refs, repo, loose_obj_only,
814 	    force_refdelta, pack_progress, &ppa, check_cancelled, NULL);
815 	if (error) {
816 		if (ppa.printed_something)
817 			printf("\n");
818 		goto done;
819 	}
820 
821 	error = got_object_id_str(&id_str, pack_hash);
822 	if (error)
823 		goto done;
824 	if (verbosity >= 0)
825 		printf("\nWrote %s.pack\n", id_str);
826 
827 	error = got_repo_index_pack(packfile, pack_hash, repo,
828 	    pack_index_progress, &ppa, check_cancelled, NULL);
829 	if (error)
830 		goto done;
831 	if (verbosity >= 0)
832 		printf("\nIndexed %s.pack\n", id_str);
833 done:
834 	if (repo)
835 		got_repo_close(repo);
836 	if (pack_fds) {
837 		const struct got_error *pack_err =
838 		    got_repo_pack_fds_close(pack_fds);
839 		if (error == NULL)
840 			error = pack_err;
841 	}
842 	got_pathlist_free(&exclude_args, GOT_PATHLIST_FREE_NONE);
843 	got_ref_list_free(&exclude_refs);
844 	got_ref_list_free(&include_refs);
845 	free(id_str);
846 	free(pack_hash);
847 	free(repo_path);
848 	return error;
849 }
850 
851 __dead static void
852 usage_indexpack(void)
853 {
854 	fprintf(stderr, "usage: %s indexpack packfile-path\n",
855 	    getprogname());
856 	exit(1);
857 }
858 
859 static const struct got_error *
860 cmd_indexpack(int argc, char *argv[])
861 {
862 	const struct got_error *error = NULL;
863 	struct got_repository *repo = NULL;
864 	int ch;
865 	struct got_object_id *pack_hash = NULL;
866 	char *packfile_path = NULL;
867 	char *id_str = NULL;
868 	struct got_pack_progress_arg ppa;
869 	FILE *packfile = NULL;
870 	int *pack_fds = NULL;
871 
872 	while ((ch = getopt(argc, argv, "")) != -1) {
873 		switch (ch) {
874 		default:
875 			usage_indexpack();
876 			/* NOTREACHED */
877 		}
878 	}
879 
880 	argc -= optind;
881 	argv += optind;
882 
883 	if (argc != 1)
884 		usage_indexpack();
885 
886 	packfile_path = realpath(argv[0], NULL);
887 	if (packfile_path == NULL)
888 		return got_error_from_errno2("realpath", argv[0]);
889 
890 #ifndef PROFILE
891 	if (pledge("stdio rpath wpath cpath fattr flock proc exec sendfd unveil",
892 	    NULL) == -1)
893 		err(1, "pledge");
894 #endif
895 
896 	error = got_repo_pack_fds_open(&pack_fds);
897 	if (error != NULL)
898 		goto done;
899 	error = got_repo_open(&repo, packfile_path, NULL, pack_fds);
900 	if (error)
901 		goto done;
902 
903 	error = apply_unveil(got_repo_get_path_git_dir(repo), 0);
904 	if (error)
905 		goto done;
906 
907 	memset(&ppa, 0, sizeof(ppa));
908 	ppa.out = stdout;
909 	ppa.last_scaled_size[0] = '\0';
910 	ppa.last_p_indexed = -1;
911 	ppa.last_p_resolved = -1;
912 
913 	error = got_repo_find_pack(&packfile, &pack_hash, repo,
914 	    packfile_path);
915 	if (error)
916 		goto done;
917 
918 	error = got_object_id_str(&id_str, pack_hash);
919 	if (error)
920 		goto done;
921 
922 	error = got_repo_index_pack(packfile, pack_hash, repo,
923 	    pack_index_progress, &ppa, check_cancelled, NULL);
924 	if (error)
925 		goto done;
926 	printf("\nIndexed %s.pack\n", id_str);
927 done:
928 	if (repo)
929 		got_repo_close(repo);
930 	if (pack_fds) {
931 		const struct got_error *pack_err =
932 		    got_repo_pack_fds_close(pack_fds);
933 		if (error == NULL)
934 			error = pack_err;
935 	}
936 	free(id_str);
937 	free(pack_hash);
938 	return error;
939 }
940 
941 __dead static void
942 usage_listpack(void)
943 {
944 	fprintf(stderr, "usage: %s listpack [-hs] packfile-path\n",
945 	    getprogname());
946 	exit(1);
947 }
948 
949 struct gotadmin_list_pack_cb_args {
950 	int nblobs;
951 	int ntrees;
952 	int ncommits;
953 	int ntags;
954 	int noffdeltas;
955 	int nrefdeltas;
956 	int human_readable;
957 };
958 
959 static const struct got_error *
960 list_pack_cb(void *arg, struct got_object_id *id, int type, off_t offset,
961     off_t size, off_t base_offset, struct got_object_id *base_id)
962 {
963 	const struct got_error *err;
964 	struct gotadmin_list_pack_cb_args *a = arg;
965 	char *id_str, *delta_str = NULL, *base_id_str = NULL;
966 	const char *type_str;
967 
968 	err = got_object_id_str(&id_str, id);
969 	if (err)
970 		return err;
971 
972 	switch (type) {
973 	case GOT_OBJ_TYPE_BLOB:
974 		type_str = GOT_OBJ_LABEL_BLOB;
975 		a->nblobs++;
976 		break;
977 	case GOT_OBJ_TYPE_TREE:
978 		type_str = GOT_OBJ_LABEL_TREE;
979 		a->ntrees++;
980 		break;
981 	case GOT_OBJ_TYPE_COMMIT:
982 		type_str = GOT_OBJ_LABEL_COMMIT;
983 		a->ncommits++;
984 		break;
985 	case GOT_OBJ_TYPE_TAG:
986 		type_str = GOT_OBJ_LABEL_TAG;
987 		a->ntags++;
988 		break;
989 	case GOT_OBJ_TYPE_OFFSET_DELTA:
990 		type_str = "offset-delta";
991 		if (asprintf(&delta_str, " base-offset %lld",
992 		    (long long)base_offset) == -1) {
993 			err = got_error_from_errno("asprintf");
994 			goto done;
995 		}
996 		a->noffdeltas++;
997 		break;
998 	case GOT_OBJ_TYPE_REF_DELTA:
999 		type_str = "ref-delta";
1000 		err = got_object_id_str(&base_id_str, base_id);
1001 		if (err)
1002 			goto done;
1003 		if (asprintf(&delta_str, " base-id %s", base_id_str) == -1) {
1004 			err = got_error_from_errno("asprintf");
1005 			goto done;
1006 		}
1007 		a->nrefdeltas++;
1008 		break;
1009 	default:
1010 		err = got_error(GOT_ERR_OBJ_TYPE);
1011 		goto done;
1012 	}
1013 	if (a->human_readable) {
1014 		char scaled[FMT_SCALED_STRSIZE];
1015 		char *s;;
1016 		if (fmt_scaled(size, scaled) == -1) {
1017 			err = got_error_from_errno("fmt_scaled");
1018 			goto done;
1019 		}
1020 		s = scaled;
1021 		while (isspace((unsigned char)*s))
1022 			s++;
1023 		printf("%s %s at %lld size %s%s\n", id_str, type_str,
1024 		    (long long)offset, s, delta_str ? delta_str : "");
1025 	} else {
1026 		printf("%s %s at %lld size %lld%s\n", id_str, type_str,
1027 		    (long long)offset, (long long)size,
1028 		    delta_str ? delta_str : "");
1029 	}
1030 done:
1031 	free(id_str);
1032 	free(base_id_str);
1033 	free(delta_str);
1034 	return err;
1035 }
1036 
1037 static const struct got_error *
1038 cmd_listpack(int argc, char *argv[])
1039 {
1040 	const struct got_error *error = NULL;
1041 	struct got_repository *repo = NULL;
1042 	int ch;
1043 	struct got_object_id *pack_hash = NULL;
1044 	char *packfile_path = NULL;
1045 	char *id_str = NULL;
1046 	struct gotadmin_list_pack_cb_args lpa;
1047 	FILE *packfile = NULL;
1048 	int show_stats = 0, human_readable = 0;
1049 	int *pack_fds = NULL;
1050 
1051 #ifndef PROFILE
1052 	if (pledge("stdio rpath wpath cpath flock proc exec sendfd unveil",
1053 	    NULL) == -1)
1054 		err(1, "pledge");
1055 #endif
1056 
1057 	while ((ch = getopt(argc, argv, "hs")) != -1) {
1058 		switch (ch) {
1059 		case 'h':
1060 			human_readable = 1;
1061 			break;
1062 		case 's':
1063 			show_stats = 1;
1064 			break;
1065 		default:
1066 			usage_listpack();
1067 			/* NOTREACHED */
1068 		}
1069 	}
1070 
1071 	argc -= optind;
1072 	argv += optind;
1073 
1074 	if (argc != 1)
1075 		usage_listpack();
1076 	packfile_path = realpath(argv[0], NULL);
1077 	if (packfile_path == NULL)
1078 		return got_error_from_errno2("realpath", argv[0]);
1079 
1080 	error = got_repo_pack_fds_open(&pack_fds);
1081 	if (error != NULL)
1082 		goto done;
1083 	error = got_repo_open(&repo, packfile_path, NULL, pack_fds);
1084 	if (error)
1085 		goto done;
1086 #ifndef PROFILE
1087 	/* Remove "cpath" promise. */
1088 	if (pledge("stdio rpath wpath flock proc exec sendfd unveil",
1089 	    NULL) == -1)
1090 		err(1, "pledge");
1091 #endif
1092 	error = apply_unveil(got_repo_get_path_git_dir(repo), 1);
1093 	if (error)
1094 		goto done;
1095 
1096 	error = got_repo_find_pack(&packfile, &pack_hash, repo,
1097 	    packfile_path);
1098 	if (error)
1099 		goto done;
1100 	error = got_object_id_str(&id_str, pack_hash);
1101 	if (error)
1102 		goto done;
1103 
1104 	memset(&lpa, 0, sizeof(lpa));
1105 	lpa.human_readable = human_readable;
1106 	error = got_repo_list_pack(packfile, pack_hash, repo,
1107 	    list_pack_cb, &lpa, check_cancelled, NULL);
1108 	if (error)
1109 		goto done;
1110 	if (show_stats) {
1111 		printf("objects: %d\n  blobs: %d\n  trees: %d\n  commits: %d\n"
1112 		    "  tags: %d\n  offset-deltas: %d\n  ref-deltas: %d\n",
1113 		    lpa.nblobs + lpa.ntrees + lpa.ncommits + lpa.ntags +
1114 		    lpa.noffdeltas + lpa.nrefdeltas,
1115 		    lpa.nblobs, lpa.ntrees, lpa.ncommits, lpa.ntags,
1116 		    lpa.noffdeltas, lpa.nrefdeltas);
1117 	}
1118 done:
1119 	if (repo)
1120 		got_repo_close(repo);
1121 	if (pack_fds) {
1122 		const struct got_error *pack_err =
1123 		    got_repo_pack_fds_close(pack_fds);
1124 		if (error == NULL)
1125 			error = pack_err;
1126 	}
1127 	free(id_str);
1128 	free(pack_hash);
1129 	free(packfile_path);
1130 	return error;
1131 }
1132 
1133 __dead static void
1134 usage_cleanup(void)
1135 {
1136 	fprintf(stderr, "usage: %s cleanup [-anpq] [-r repository-path]\n",
1137 	    getprogname());
1138 	exit(1);
1139 }
1140 
1141 struct got_cleanup_progress_arg {
1142 	int last_nloose;
1143 	int last_ncommits;
1144 	int last_npurged;
1145 	int last_nredundant;
1146 	int verbosity;
1147 	int printed_something;
1148 	int dry_run;
1149 };
1150 
1151 static const struct got_error *
1152 cleanup_progress(void *arg, int nloose, int ncommits, int npurged,
1153     int nredundant)
1154 {
1155 	struct got_cleanup_progress_arg *a = arg;
1156 	int print_loose = 0, print_commits = 0, print_purged = 0;
1157 	int print_redundant = 0;
1158 
1159 	if (a->last_nloose != nloose) {
1160 		print_loose = 1;
1161 		a->last_nloose = nloose;
1162 	}
1163 	if (a->last_ncommits != ncommits) {
1164 		print_loose = 1;
1165 		print_commits = 1;
1166 		a->last_ncommits = ncommits;
1167 	}
1168 	if (a->last_npurged != npurged) {
1169 		print_loose = 1;
1170 		print_commits = 1;
1171 		print_purged = 1;
1172 		a->last_npurged = npurged;
1173 	}
1174 	if (a->last_nredundant != nredundant) {
1175 		print_loose = 1;
1176 		print_commits = 1;
1177 		print_purged = 1;
1178 		print_redundant = 1;
1179 		a->last_nredundant = nredundant;
1180 	}
1181 
1182 	if (a->verbosity < 0)
1183 		return NULL;
1184 
1185 	if (print_loose || print_commits || print_purged || print_redundant)
1186 		printf("\r");
1187 	if (print_loose)
1188 		printf("%d loose object%s", nloose, nloose == 1 ? "" : "s");
1189 	if (print_commits)
1190 		printf("; %d commit%s scanned", ncommits,
1191 		    ncommits == 1 ? "" : "s");
1192 	if (print_purged || print_redundant) {
1193 		if (a->dry_run) {
1194 			printf("; could purge %d object%s", npurged,
1195 			    npurged == 1 ? "" : "s");
1196 		} else {
1197 			printf("; purged %d object%s", npurged,
1198 			    npurged == 1 ? "" : "s");
1199 		}
1200 	}
1201 	if (print_redundant) {
1202 		if (a->dry_run) {
1203 			printf(", %d pack file%s", nredundant,
1204 			    nredundant == 1 ? "" : "s");
1205 		} else {
1206 			printf(", %d pack file%s", nredundant,
1207 			    nredundant == 1 ? "" : "s");
1208 		}
1209 	}
1210 	if (print_loose || print_commits || print_purged || print_redundant) {
1211 		a->printed_something = 1;
1212 		fflush(stdout);
1213 	}
1214 	return NULL;
1215 }
1216 
1217 struct got_lonely_packidx_progress_arg {
1218 	int verbosity;
1219 	int printed_something;
1220 	int dry_run;
1221 };
1222 
1223 static const struct got_error *
1224 lonely_packidx_progress(void *arg, const char *path)
1225 {
1226 	struct got_lonely_packidx_progress_arg *a = arg;
1227 
1228 	if (a->verbosity < 0)
1229 		return NULL;
1230 
1231 	if (a->dry_run)
1232 		printf("%s could be removed\n", path);
1233 	else
1234 		printf("%s removed\n", path);
1235 
1236 	a->printed_something = 1;
1237 	return NULL;
1238 }
1239 
1240 static const struct got_error *
1241 cmd_cleanup(int argc, char *argv[])
1242 {
1243 	const struct got_error *error = NULL;
1244 	char *repo_path = NULL;
1245 	struct got_repository *repo = NULL;
1246 	int ch, dry_run = 0, verbosity = 0;
1247 	int ncommits = 0, nloose = 0, npacked = 0;
1248 	int remove_lonely_packidx = 0, ignore_mtime = 0;
1249 	struct got_lockfile *lock = NULL;
1250 	struct got_cleanup_progress_arg cpa;
1251 	struct got_lonely_packidx_progress_arg lpa;
1252 	off_t loose_before, loose_after;
1253 	off_t pack_before, pack_after;
1254 	off_t total_size;
1255 	char loose_before_scaled[FMT_SCALED_STRSIZE];
1256 	char loose_after_scaled[FMT_SCALED_STRSIZE];
1257 	char pack_before_scaled[FMT_SCALED_STRSIZE];
1258 	char pack_after_scaled[FMT_SCALED_STRSIZE];
1259 	char total_size_scaled[FMT_SCALED_STRSIZE];
1260 	int *pack_fds = NULL;
1261 
1262 #ifndef PROFILE
1263 	if (pledge("stdio rpath wpath cpath flock proc exec sendfd unveil",
1264 	    NULL) == -1)
1265 		err(1, "pledge");
1266 #endif
1267 
1268 	while ((ch = getopt(argc, argv, "anpqr:")) != -1) {
1269 		switch (ch) {
1270 		case 'a':
1271 			ignore_mtime = 1;
1272 			break;
1273 		case 'n':
1274 			dry_run = 1;
1275 			break;
1276 		case 'p':
1277 			remove_lonely_packidx = 1;
1278 			break;
1279 		case 'q':
1280 			verbosity = -1;
1281 			break;
1282 		case 'r':
1283 			repo_path = realpath(optarg, NULL);
1284 			if (repo_path == NULL)
1285 				return got_error_from_errno2("realpath",
1286 				    optarg);
1287 			got_path_strip_trailing_slashes(repo_path);
1288 			break;
1289 		default:
1290 			usage_cleanup();
1291 			/* NOTREACHED */
1292 		}
1293 	}
1294 
1295 	argc -= optind;
1296 	argv += optind;
1297 
1298 	if (repo_path == NULL) {
1299 		error = get_repo_path(&repo_path);
1300 		if (error)
1301 			goto done;
1302 	}
1303 	error = got_repo_pack_fds_open(&pack_fds);
1304 	if (error != NULL)
1305 		goto done;
1306 	error = got_repo_open(&repo, repo_path, NULL, pack_fds);
1307 	if (error)
1308 		goto done;
1309 
1310 	error = apply_unveil(got_repo_get_path_git_dir(repo), 0);
1311 	if (error)
1312 		goto done;
1313 
1314 	if (got_repo_has_extension(repo, "preciousObjects")) {
1315 		error = got_error_msg(GOT_ERR_GIT_REPO_EXT,
1316 		    "the preciousObjects Git extension is enabled; "
1317 		    "this implies that objects must not be deleted");
1318 		goto done;
1319 	}
1320 
1321 	error = got_repo_cleanup_prepare(repo, &lock);
1322 	if (error)
1323 		goto done;
1324 
1325 	if (remove_lonely_packidx) {
1326 		memset(&lpa, 0, sizeof(lpa));
1327 		lpa.dry_run = dry_run;
1328 		lpa.verbosity = verbosity;
1329 		error = got_repo_remove_lonely_packidx(repo, dry_run,
1330 		    lonely_packidx_progress, &lpa, check_cancelled, NULL);
1331 		goto done;
1332 	}
1333 
1334 	memset(&cpa, 0, sizeof(cpa));
1335 	cpa.last_ncommits = -1;
1336 	cpa.last_npurged = -1;
1337 	cpa.last_nredundant = -1;
1338 	cpa.dry_run = dry_run;
1339 	cpa.verbosity = verbosity;
1340 
1341 	error = got_repo_purge_unreferenced_loose_objects(repo,
1342 	    &loose_before, &loose_after, &ncommits, &nloose, &npacked,
1343 	    dry_run, ignore_mtime, cleanup_progress, &cpa,
1344 	    check_cancelled, NULL);
1345 	if (error) {
1346 		if (cpa.printed_something)
1347 			printf("\n");
1348 		goto done;
1349 	}
1350 
1351 	error = got_repo_purge_redundant_packfiles(repo, &pack_before,
1352 	    &pack_after, dry_run, ncommits, nloose, npacked,
1353 	    cleanup_progress, &cpa, check_cancelled, NULL);
1354 	if (cpa.printed_something)
1355 		printf("\n");
1356 	if (error)
1357 		goto done;
1358 
1359 	total_size = (loose_before - loose_after) + (pack_before - pack_after);
1360 
1361 	if (cpa.printed_something) {
1362 		if (fmt_scaled(loose_before, loose_before_scaled) == -1) {
1363 			error = got_error_from_errno("fmt_scaled");
1364 			goto done;
1365 		}
1366 		if (fmt_scaled(loose_after, loose_after_scaled) == -1) {
1367 			error = got_error_from_errno("fmt_scaled");
1368 			goto done;
1369 		}
1370 		if (fmt_scaled(pack_before, pack_before_scaled) == -1) {
1371 			error = got_error_from_errno("fmt_scaled");
1372 			goto done;
1373 		}
1374 		if (fmt_scaled(pack_after, pack_after_scaled) == -1) {
1375 			error = got_error_from_errno("fmt_scaled");
1376 			goto done;
1377 		}
1378 		if (fmt_scaled(total_size, total_size_scaled) == -1) {
1379 			error = got_error_from_errno("fmt_scaled");
1380 			goto done;
1381 		}
1382 		printf("loose total size before: %s\n", loose_before_scaled);
1383 		printf("loose total size after: %s\n", loose_after_scaled);
1384 		printf("pack files total size before: %s\n",
1385 		    pack_before_scaled);
1386 		printf("pack files total size after: %s\n", pack_after_scaled);
1387 		if (dry_run) {
1388 			printf("disk space which would be freed: %s\n",
1389 			    total_size_scaled);
1390 		} else
1391 			printf("disk space freed: %s\n", total_size_scaled);
1392 		printf("loose objects also found in pack files: %d\n", npacked);
1393 	}
1394 
1395 done:
1396 	got_repo_cleanup_complete(repo, lock);
1397 	if (repo)
1398 		got_repo_close(repo);
1399 	if (pack_fds) {
1400 		const struct got_error *pack_err =
1401 		    got_repo_pack_fds_close(pack_fds);
1402 		if (error == NULL)
1403 			error = pack_err;
1404 	}
1405 	free(repo_path);
1406 	return error;
1407 }
1408 
1409 __dead static void
1410 usage_dump(void)
1411 {
1412 	fprintf(stderr, "usage: %s dump [-q] [-r repository-path] "
1413 	    "[-x reference] [reference]...\n", getprogname());
1414 	exit(1);
1415 }
1416 
1417 static const struct got_error *
1418 cmd_dump(int argc, char *argv[])
1419 {
1420 	const struct got_error *error = NULL;
1421 	struct got_pack_progress_arg ppa;
1422 	struct got_repository *repo = NULL;
1423 	struct got_pathlist_head exclude_args;
1424 	struct got_pathlist_entry *pe;
1425 	struct got_reflist_head exclude_refs;
1426 	struct got_reflist_head include_refs;
1427 	struct got_reflist_entry *re, *new;
1428 	const char *refname;
1429 	char *repo_path = NULL;
1430 	int *pack_fds = NULL;
1431 	int verbosity = 0;
1432 	int i, ch;
1433 
1434 	TAILQ_INIT(&exclude_args);
1435 	TAILQ_INIT(&exclude_refs);
1436 	TAILQ_INIT(&include_refs);
1437 
1438 #ifndef PROFILE
1439 	if (pledge("stdio rpath wpath cpath flock proc exec sendfd unveil",
1440 	    NULL) == -1)
1441 		err(1, "pledge");
1442 #endif
1443 
1444 	while ((ch = getopt(argc, argv, "qr:x:")) != -1) {
1445 		switch (ch) {
1446 		case 'q':
1447 			verbosity = -1;
1448 			break;
1449 		case 'r':
1450 			repo_path = realpath(optarg, NULL);
1451 			if (repo_path == NULL)
1452 				return got_error_from_errno2("realpath",
1453 				    optarg);
1454 			got_path_strip_trailing_slashes(repo_path);
1455 			break;
1456 		case 'x':
1457 			error = got_pathlist_append(&exclude_args,
1458 			    optarg, NULL);
1459 			if (error)
1460 				return error;
1461 			break;
1462 		default:
1463 			usage_dump();
1464 			/* NOTREACHED */
1465 		}
1466 	}
1467 	argc -= optind;
1468 	argv += optind;
1469 
1470 	if (repo_path == NULL) {
1471 		error = get_repo_path(&repo_path);
1472 		if (error)
1473 			goto done;
1474 	}
1475 	error = got_repo_pack_fds_open(&pack_fds);
1476 	if (error != NULL)
1477 		goto done;
1478 	error = got_repo_open(&repo, repo_path, NULL, pack_fds);
1479 	if (error)
1480 		goto done;
1481 
1482 	error = apply_unveil(got_repo_get_path_git_dir(repo), 1);
1483 	if (error)
1484 		goto done;
1485 
1486 	TAILQ_FOREACH(pe, &exclude_args, entry) {
1487 		refname = pe->path;
1488 		error = add_ref(&new, &exclude_refs, refname, repo);
1489 		if (error)
1490 			goto done;
1491 	}
1492 
1493 	if (argc == 0) {
1494 		error = got_ref_list(&include_refs, repo, "",
1495 		    got_ref_cmp_by_name, NULL);
1496 		if (error)
1497 			goto done;
1498 	} else {
1499 		for (i = 0; i < argc; i++) {
1500 			got_path_strip_trailing_slashes(argv[i]);
1501 			refname = argv[i];
1502 			error = add_ref(&new, &include_refs, refname, repo);
1503 			if (error)
1504 				goto done;
1505 		}
1506 	}
1507 
1508 	/* Ignore references in the refs/got/ namespace. */
1509 	TAILQ_FOREACH_SAFE(re, &include_refs, entry, new) {
1510 		refname = got_ref_get_name(re->ref);
1511 		if (strncmp("refs/got/", refname, 9) != 0)
1512 			continue;
1513 		TAILQ_REMOVE(&include_refs, re, entry);
1514 		got_ref_close(re->ref);
1515 		free(re);
1516 	}
1517 
1518 	memset(&ppa, 0, sizeof(ppa));
1519 	ppa.out = stderr;
1520 	ppa.verbosity = verbosity;
1521 
1522 	error = got_repo_dump(stdout, &include_refs, &exclude_refs,
1523 	    repo, pack_progress, &ppa, check_cancelled, NULL);
1524 	if (ppa.printed_something)
1525 		fprintf(stderr, "\n");
1526  done:
1527 	if (repo)
1528 		got_repo_close(repo);
1529 
1530 	if (pack_fds) {
1531 		const struct got_error *pack_err;
1532 
1533 		pack_err = got_repo_pack_fds_close(pack_fds);
1534 		if (error == NULL)
1535 			error = pack_err;
1536 	}
1537 
1538 	got_pathlist_free(&exclude_args, GOT_PATHLIST_FREE_NONE);
1539 	got_ref_list_free(&exclude_refs);
1540 	got_ref_list_free(&include_refs);
1541 	free(repo_path);
1542 
1543 	return error;
1544 }