Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 1 | #include "test-tool.h" |
| 2 | #include "cache.h" |
| 3 | #include "midx.h" |
| 4 | #include "repository.h" |
| 5 | #include "object-store.h" |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 6 | #include "pack-bitmap.h" |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 7 | |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 8 | static int read_midx_file(const char *object_dir, int show_objects) |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 9 | { |
Derrick Stolee | 3227565 | 2018-07-12 15:39:28 -0400 | [diff] [blame] | 10 | uint32_t i; |
Derrick Stolee | d960754 | 2020-08-17 14:04:48 +0000 | [diff] [blame] | 11 | struct multi_pack_index *m; |
| 12 | |
| 13 | setup_git_directory(); |
| 14 | m = load_multi_pack_index(object_dir, 1); |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 15 | |
| 16 | if (!m) |
| 17 | return 1; |
| 18 | |
Derrick Stolee | d960754 | 2020-08-17 14:04:48 +0000 | [diff] [blame] | 19 | printf("header: %08x %d %d %d %d\n", |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 20 | m->signature, |
| 21 | m->version, |
Derrick Stolee | d960754 | 2020-08-17 14:04:48 +0000 | [diff] [blame] | 22 | m->hash_len, |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 23 | m->num_chunks, |
| 24 | m->num_packs); |
| 25 | |
Derrick Stolee | 32f3c54 | 2018-07-12 15:39:27 -0400 | [diff] [blame] | 26 | printf("chunks:"); |
| 27 | |
| 28 | if (m->chunk_pack_names) |
| 29 | printf(" pack-names"); |
Derrick Stolee | d7cacf2 | 2018-07-12 15:39:31 -0400 | [diff] [blame] | 30 | if (m->chunk_oid_fanout) |
| 31 | printf(" oid-fanout"); |
Derrick Stolee | 0d5b3a5 | 2018-07-12 15:39:30 -0400 | [diff] [blame] | 32 | if (m->chunk_oid_lookup) |
| 33 | printf(" oid-lookup"); |
Derrick Stolee | 662148c | 2018-07-12 15:39:32 -0400 | [diff] [blame] | 34 | if (m->chunk_object_offsets) |
| 35 | printf(" object-offsets"); |
| 36 | if (m->chunk_large_offsets) |
| 37 | printf(" large-offsets"); |
Derrick Stolee | 32f3c54 | 2018-07-12 15:39:27 -0400 | [diff] [blame] | 38 | |
Derrick Stolee | d7cacf2 | 2018-07-12 15:39:31 -0400 | [diff] [blame] | 39 | printf("\nnum_objects: %d\n", m->num_objects); |
Derrick Stolee | 32f3c54 | 2018-07-12 15:39:27 -0400 | [diff] [blame] | 40 | |
Derrick Stolee | 3227565 | 2018-07-12 15:39:28 -0400 | [diff] [blame] | 41 | printf("packs:\n"); |
| 42 | for (i = 0; i < m->num_packs; i++) |
| 43 | printf("%s\n", m->pack_names[i]); |
| 44 | |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 45 | printf("object-dir: %s\n", m->object_dir); |
| 46 | |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 47 | if (show_objects) { |
| 48 | struct object_id oid; |
| 49 | struct pack_entry e; |
| 50 | |
| 51 | for (i = 0; i < m->num_objects; i++) { |
| 52 | nth_midxed_object_oid(&oid, m, i); |
| 53 | fill_midx_entry(the_repository, &oid, &e, m); |
| 54 | |
| 55 | printf("%s %"PRIu64"\t%s\n", |
| 56 | oid_to_hex(&oid), e.offset, e.p->pack_name); |
| 57 | } |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 58 | } |
| 59 | |
Taylor Blau | 7f4c350 | 2021-10-26 17:01:11 -0400 | [diff] [blame] | 60 | close_midx(m); |
| 61 | |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 62 | return 0; |
| 63 | } |
| 64 | |
Taylor Blau | b1b82d1 | 2021-08-31 16:52:28 -0400 | [diff] [blame] | 65 | static int read_midx_checksum(const char *object_dir) |
| 66 | { |
| 67 | struct multi_pack_index *m; |
| 68 | |
| 69 | setup_git_directory(); |
| 70 | m = load_multi_pack_index(object_dir, 1); |
| 71 | if (!m) |
| 72 | return 1; |
| 73 | printf("%s\n", hash_to_hex(get_midx_checksum(m))); |
| 74 | return 0; |
| 75 | } |
| 76 | |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 77 | static int read_midx_preferred_pack(const char *object_dir) |
| 78 | { |
| 79 | struct multi_pack_index *midx = NULL; |
| 80 | struct bitmap_index *bitmap = NULL; |
| 81 | |
| 82 | setup_git_directory(); |
| 83 | |
| 84 | midx = load_multi_pack_index(object_dir, 1); |
| 85 | if (!midx) |
| 86 | return 1; |
| 87 | |
| 88 | bitmap = prepare_bitmap_git(the_repository); |
Jeff King | e861b09 | 2021-10-06 22:24:40 -0400 | [diff] [blame] | 89 | if (!bitmap) |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 90 | return 1; |
Jeff King | e861b09 | 2021-10-06 22:24:40 -0400 | [diff] [blame] | 91 | if (!bitmap_is_midx(bitmap)) { |
| 92 | free_bitmap_index(bitmap); |
| 93 | return 1; |
| 94 | } |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 95 | |
| 96 | printf("%s\n", midx->pack_names[midx_preferred_pack(bitmap)]); |
Jeff King | e861b09 | 2021-10-06 22:24:40 -0400 | [diff] [blame] | 97 | free_bitmap_index(bitmap); |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 98 | return 0; |
| 99 | } |
| 100 | |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 101 | int cmd__read_midx(int argc, const char **argv) |
| 102 | { |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 103 | if (!(argc == 2 || argc == 3)) |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 104 | usage("read-midx [--show-objects|--checksum|--preferred-pack] <object-dir>"); |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 105 | |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 106 | if (!strcmp(argv[1], "--show-objects")) |
| 107 | return read_midx_file(argv[2], 1); |
Taylor Blau | b1b82d1 | 2021-08-31 16:52:28 -0400 | [diff] [blame] | 108 | else if (!strcmp(argv[1], "--checksum")) |
| 109 | return read_midx_checksum(argv[2]); |
Taylor Blau | 6d08b9d | 2021-09-28 21:55:20 -0400 | [diff] [blame] | 110 | else if (!strcmp(argv[1], "--preferred-pack")) |
| 111 | return read_midx_preferred_pack(argv[2]); |
Taylor Blau | 86d174b | 2021-03-30 11:04:07 -0400 | [diff] [blame] | 112 | return read_midx_file(argv[1], 0); |
Derrick Stolee | 4d80560 | 2018-07-12 15:39:23 -0400 | [diff] [blame] | 113 | } |