From: Derrick Stolee <stolee@gmail.com> To: git@vger.kernel.org Cc: sbeller@google.com, dstolee@microsoft.com, avarab@gmail.com, jrnieder@gmail.com, jonathantanmy@google.com, mfick@codeaurora.org Subject: [PATCH 08/23] midx: read packfiles from pack directory Date: Thu, 7 Jun 2018 10:03:23 -0400 Message-ID: <20180607140338.32440-9-dstolee@microsoft.com> (raw) In-Reply-To: <20180607140338.32440-1-dstolee@microsoft.com> When constructing a multi-pack-index file for a given object directory, read the files within the enclosed pack directory and find matches that end with ".idx" and find the correct paired packfile using add_packed_git(). Signed-off-by: Derrick Stolee <dstolee@microsoft.com> --- midx.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++-- t/t5319-midx.sh | 15 ++++++++------- 2 files changed, 57 insertions(+), 9 deletions(-) diff --git a/midx.c b/midx.c index fa18770f1d..9fb89c80a2 100644 --- a/midx.c +++ b/midx.c @@ -102,10 +102,15 @@ static size_t write_midx_header(struct hashfile *f, int write_midx_file(const char *object_dir) { unsigned char num_chunks = 0; - uint32_t num_packs = 0; char *midx_name; struct hashfile *f; struct lock_file lk; + struct packed_git **packs = NULL; + uint32_t i, nr_packs = 0, alloc_packs = 0; + DIR *dir; + struct dirent *de; + struct strbuf pack_dir = STRBUF_INIT; + size_t pack_dir_len; midx_name = get_midx_filename(object_dir); if (safe_create_leading_directories(midx_name)) { @@ -114,14 +119,56 @@ int write_midx_file(const char *object_dir) midx_name); } + strbuf_addf(&pack_dir, "%s/pack", object_dir); + dir = opendir(pack_dir.buf); + + if (!dir) { + error_errno("unable to open pack directory: %s", + pack_dir.buf); + strbuf_release(&pack_dir); + return 1; + } + + strbuf_addch(&pack_dir, '/'); + pack_dir_len = pack_dir.len; + ALLOC_ARRAY(packs, alloc_packs); + while ((de = readdir(dir)) != NULL) { + if (is_dot_or_dotdot(de->d_name)) + continue; + + if (ends_with(de->d_name, ".idx")) { + ALLOC_GROW(packs, nr_packs + 1, alloc_packs); + + strbuf_setlen(&pack_dir, pack_dir_len); + strbuf_addstr(&pack_dir, de->d_name); + + packs[nr_packs] = add_packed_git(pack_dir.buf, + pack_dir.len, + 0); + if (!packs[nr_packs]) + warning("failed to add packfile '%s'", + pack_dir.buf); + else + nr_packs++; + } + } + closedir(dir); + strbuf_release(&pack_dir); + hold_lock_file_for_update(&lk, midx_name, LOCK_DIE_ON_ERROR); f = hashfd(lk.tempfile->fd, lk.tempfile->filename.buf); FREE_AND_NULL(midx_name); - write_midx_header(f, num_chunks, num_packs); + write_midx_header(f, num_chunks, nr_packs); finalize_hashfile(f, NULL, CSUM_FSYNC | CSUM_HASH_IN_STREAM); commit_lock_file(&lk); + for (i = 0; i < nr_packs; i++) { + close_pack(packs[i]); + FREE_AND_NULL(packs[i]); + } + + FREE_AND_NULL(packs); return 0; } diff --git a/t/t5319-midx.sh b/t/t5319-midx.sh index 2c25a69744..abe545c7c4 100755 --- a/t/t5319-midx.sh +++ b/t/t5319-midx.sh @@ -4,8 +4,9 @@ test_description='multi-pack-indexes' . ./test-lib.sh midx_read_expect() { + NUM_PACKS=$1 cat >expect <<- EOF - header: 4d494458 1 1 0 0 + header: 4d494458 1 1 0 $NUM_PACKS object_dir: . EOF git midx read --object-dir=. >actual && @@ -16,7 +17,7 @@ test_expect_success 'write midx with no packs' ' git midx --object-dir=. write && test_when_finished rm pack/multi-pack-index && test_path_is_file pack/multi-pack-index && - midx_read_expect + midx_read_expect 0 ' test_expect_success 'create objects' ' @@ -47,14 +48,14 @@ test_expect_success 'write midx with one v1 pack' ' pack=$(git pack-objects --index-version=1 pack/test <obj-list) && test_when_finished rm pack/test-$pack.pack pack/test-$pack.idx pack/multi-pack-index && git midx --object-dir=. write && - midx_read_expect + midx_read_expect 1 ' test_expect_success 'write midx with one v2 pack' ' pack=$(git pack-objects --index-version=2,0x40 pack/test <obj-list) && test_when_finished rm pack/test-$pack.pack pack/test-$pack.idx && git midx --object-dir=. write && - midx_read_expect + midx_read_expect 1 ' test_expect_success 'Add more objects' ' @@ -85,7 +86,7 @@ test_expect_success 'write midx with two packs' ' pack1=$(git pack-objects --index-version=1 pack/test-1 <obj-list) && pack2=$(git pack-objects --index-version=1 pack/test-2 <obj-list2) && git midx --object-dir=. write && - midx_read_expect + midx_read_expect 2 ' test_expect_success 'Add more packs' ' @@ -108,7 +109,7 @@ test_expect_success 'Add more packs' ' git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/" } >obj-list && git update-ref HEAD $commit && - git pack-objects --index-version=2 test-pack <obj-list && + git pack-objects --index-version=2 pack/test-pack <obj-list && i=$(expr $i + 1) || return 1 && j=$(expr $j + 1) || return 1 done @@ -116,7 +117,7 @@ test_expect_success 'Add more packs' ' test_expect_success 'write midx with twelve packs' ' git midx --object-dir=. write && - midx_read_expect + midx_read_expect 12 ' test_done -- 2.18.0.rc1
next prev parent reply other threads:[~2018-06-07 14:04 UTC|newest] Thread overview: 192+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-07 14:03 [PATCH 00/23] Multi-pack-index (MIDX) Derrick Stolee 2018-06-07 14:03 ` [PATCH 01/23] midx: add design document Derrick Stolee 2018-06-11 19:04 ` Stefan Beller 2018-06-18 18:48 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 02/23] midx: add midx format details to pack-format.txt Derrick Stolee 2018-06-11 19:19 ` Stefan Beller 2018-06-18 19:01 ` Derrick Stolee 2018-06-18 19:41 ` Stefan Beller 2018-06-07 14:03 ` [PATCH 03/23] midx: add midx builtin Derrick Stolee 2018-06-07 17:20 ` Duy Nguyen 2018-06-18 19:23 ` Derrick Stolee 2018-06-11 21:02 ` Stefan Beller 2018-06-18 19:40 ` Derrick Stolee 2018-06-18 19:55 ` Stefan Beller 2018-06-18 19:58 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 04/23] midx: add 'write' subcommand and basic wiring Derrick Stolee 2018-06-07 17:27 ` Duy Nguyen 2018-06-07 14:03 ` [PATCH 05/23] midx: write header information to lockfile Derrick Stolee 2018-06-07 17:35 ` Duy Nguyen 2018-06-12 15:00 ` Duy Nguyen 2018-06-19 12:54 ` Derrick Stolee 2018-06-19 14:59 ` Duy Nguyen 2018-06-19 15:24 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 06/23] midx: struct midxed_git and 'read' subcommand Derrick Stolee 2018-06-07 17:54 ` Duy Nguyen 2018-06-20 13:13 ` Derrick Stolee 2018-06-07 18:31 ` Duy Nguyen 2018-06-20 13:33 ` Derrick Stolee 2018-06-20 15:07 ` Duy Nguyen 2018-06-20 16:39 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 07/23] midx: expand test data Derrick Stolee 2018-06-07 14:03 ` Derrick Stolee [this message] 2018-06-07 18:03 ` [PATCH 08/23] midx: read packfiles from pack directory Duy Nguyen 2018-06-20 16:33 ` [PATCH] packfile: generalize pack directory list Derrick Stolee 2018-06-07 14:03 ` [PATCH 09/23] midx: write pack names in chunk Derrick Stolee 2018-06-07 18:26 ` Duy Nguyen 2018-06-21 15:25 ` Derrick Stolee 2018-06-21 17:38 ` Junio C Hamano 2018-06-22 18:25 ` Derrick Stolee 2018-06-22 18:31 ` Junio C Hamano 2018-06-22 18:32 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 10/23] midx: write a lookup into the pack names chunk Derrick Stolee 2018-06-09 16:43 ` Duy Nguyen 2018-06-21 17:23 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 11/23] midx: sort and deduplicate objects from packfiles Derrick Stolee 2018-06-09 17:07 ` Duy Nguyen 2018-06-21 17:54 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 12/23] midx: write object ids in a chunk Derrick Stolee 2018-06-09 17:25 ` Duy Nguyen 2018-06-07 14:03 ` [PATCH 13/23] midx: write object id fanout chunk Derrick Stolee 2018-06-09 17:28 ` Duy Nguyen 2018-06-21 19:49 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 14/23] midx: write object offsets Derrick Stolee 2018-06-09 17:41 ` Duy Nguyen 2018-06-07 14:03 ` [PATCH 15/23] midx: create core.midx config setting Derrick Stolee 2018-06-07 14:03 ` [PATCH 16/23] midx: prepare midxed_git struct Derrick Stolee 2018-06-09 17:47 ` Duy Nguyen 2018-06-07 14:03 ` [PATCH 17/23] midx: read objects from multi-pack-index Derrick Stolee 2018-06-09 17:56 ` Duy Nguyen 2018-06-21 20:03 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 18/23] midx: use midx in abbreviation calculations Derrick Stolee 2018-06-09 18:01 ` Duy Nguyen 2018-06-22 18:38 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 19/23] midx: use existing midx when writing new one Derrick Stolee 2018-06-07 14:03 ` [PATCH 20/23] midx: use midx in approximate_object_count Derrick Stolee 2018-06-09 18:03 ` Duy Nguyen 2018-06-22 18:39 ` Derrick Stolee 2018-06-07 14:03 ` [PATCH 21/23] midx: prevent duplicate packfile loads Derrick Stolee 2018-06-09 18:05 ` Duy Nguyen 2018-06-07 14:03 ` [PATCH 22/23] midx: use midx to find ref-deltas Derrick Stolee 2018-06-07 14:03 ` [PATCH 23/23] midx: clear midx on repack Derrick Stolee 2018-06-09 18:13 ` Duy Nguyen 2018-06-22 18:44 ` Derrick Stolee 2018-06-07 14:06 ` [PATCH 00/23] Multi-pack-index (MIDX) Derrick Stolee 2018-06-07 14:45 ` Ævar Arnfjörð Bjarmason 2018-06-07 14:54 ` Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 00/24] " Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 01/24] multi-pack-index: add design document Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 02/24] multi-pack-index: add format details Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 03/24] multi-pack-index: add builtin Derrick Stolee 2018-06-25 19:15 ` Junio C Hamano 2018-06-25 14:34 ` [PATCH v2 04/24] multi-pack-index: add 'write' verb Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 05/24] midx: write header information to lockfile Derrick Stolee 2018-06-25 19:19 ` Junio C Hamano 2018-07-05 19:13 ` Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 06/24] multi-pack-index: load into memory Derrick Stolee 2018-06-25 19:38 ` Junio C Hamano 2018-07-05 14:19 ` Derrick Stolee 2018-07-05 18:58 ` Eric Sunshine 2018-07-06 19:20 ` Junio C Hamano 2018-06-25 14:34 ` [PATCH v2 07/24] multi-pack-index: expand test data Derrick Stolee 2018-06-25 19:45 ` Junio C Hamano 2018-06-25 14:34 ` [PATCH v2 08/24] packfile: generalize pack directory list Derrick Stolee 2018-06-25 19:57 ` Junio C Hamano 2018-06-25 14:34 ` [PATCH v2 09/24] multi-pack-index: read packfile list Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 10/24] multi-pack-index: write pack names in chunk Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 11/24] midx: read pack names into array Derrick Stolee 2018-06-25 23:52 ` Eric Sunshine 2018-06-25 14:34 ` [PATCH v2 12/24] midx: sort and deduplicate objects from packfiles Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 13/24] midx: write object ids in a chunk Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 14/24] midx: write object id fanout chunk Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 15/24] midx: write object offsets Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 16/24] config: create core.multiPackIndex setting Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 17/24] midx: prepare midxed_git struct Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 18/24] midx: read objects from multi-pack-index Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 19/24] midx: use midx in abbreviation calculations Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 20/24] midx: use existing midx when writing new one Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 21/24] midx: use midx in approximate_object_count Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 22/24] midx: prevent duplicate packfile loads Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 23/24] packfile: skip loading index if in multi-pack-index Derrick Stolee 2018-06-25 14:34 ` [PATCH v2 24/24] midx: clear midx on repack Derrick Stolee 2018-07-06 0:52 ` [PATCH v3 00/24] Multi-pack-index (MIDX) Derrick Stolee 2018-07-06 0:52 ` [PATCH v3 01/24] multi-pack-index: add design document Derrick Stolee 2018-07-06 0:52 ` [PATCH v3 02/24] multi-pack-index: add format details Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 03/24] multi-pack-index: add builtin Derrick Stolee 2018-07-06 3:54 ` Eric Sunshine 2018-07-06 0:53 ` [PATCH v3 04/24] multi-pack-index: add 'write' verb Derrick Stolee 2018-07-06 4:07 ` Eric Sunshine 2018-07-06 0:53 ` [PATCH v3 05/24] midx: write header information to lockfile Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 06/24] multi-pack-index: load into memory Derrick Stolee 2018-07-06 4:19 ` Eric Sunshine 2018-07-06 5:18 ` Eric Sunshine 2018-07-09 19:08 ` Junio C Hamano 2018-07-12 16:06 ` Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 07/24] multi-pack-index: expand test data Derrick Stolee 2018-07-06 4:36 ` Eric Sunshine 2018-07-06 5:20 ` Eric Sunshine 2018-07-12 14:10 ` Derrick Stolee 2018-07-12 18:02 ` Eric Sunshine 2018-07-12 18:06 ` Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 08/24] packfile: generalize pack directory list Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 09/24] multi-pack-index: read packfile list Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 10/24] multi-pack-index: write pack names in chunk Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 11/24] midx: read pack names into array Derrick Stolee 2018-07-06 4:58 ` Eric Sunshine 2018-07-06 0:53 ` [PATCH v3 12/24] midx: sort and deduplicate objects from packfiles Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 13/24] midx: write object ids in a chunk Derrick Stolee 2018-07-06 5:04 ` Eric Sunshine 2018-07-06 0:53 ` [PATCH v3 14/24] midx: write object id fanout chunk Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 15/24] midx: write object offsets Derrick Stolee 2018-07-06 5:27 ` Eric Sunshine 2018-07-12 16:33 ` Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 16/24] config: create core.multiPackIndex setting Derrick Stolee 2018-07-06 5:39 ` Eric Sunshine 2018-07-12 13:19 ` Derrick Stolee 2018-07-12 16:30 ` Derrick Stolee 2018-07-11 9:48 ` SZEDER Gábor 2018-07-12 13:01 ` Derrick Stolee 2018-07-12 13:31 ` SZEDER Gábor 2018-07-12 15:40 ` Derrick Stolee 2018-07-12 17:29 ` Junio C Hamano 2018-07-06 0:53 ` [PATCH v3 17/24] midx: prepare midxed_git struct Derrick Stolee 2018-07-06 5:41 ` Eric Sunshine 2018-07-06 0:53 ` [PATCH v3 18/24] midx: read objects from multi-pack-index Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 19/24] midx: use midx in abbreviation calculations Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 20/24] midx: use existing midx when writing new one Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 21/24] midx: use midx in approximate_object_count Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 22/24] midx: prevent duplicate packfile loads Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 23/24] packfile: skip loading index if in multi-pack-index Derrick Stolee 2018-07-06 0:53 ` [PATCH v3 24/24] midx: clear midx on repack Derrick Stolee 2018-07-06 5:52 ` Eric Sunshine 2018-07-12 19:39 ` [PATCH v4 00/23] Multi-pack-index (MIDX) Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 01/23] multi-pack-index: add design document Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 02/23] multi-pack-index: add format details Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 03/23] multi-pack-index: add builtin Derrick Stolee 2018-07-20 18:22 ` Junio C Hamano 2018-07-20 22:15 ` brian m. carlson 2018-07-20 22:28 ` Junio C Hamano 2018-07-12 19:39 ` [PATCH v4 04/23] multi-pack-index: add 'write' verb Derrick Stolee 2018-07-12 22:56 ` Eric Sunshine 2018-07-12 19:39 ` [PATCH v4 05/23] midx: write header information to lockfile Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 06/23] multi-pack-index: load into memory Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 07/23] t5319: expand test data Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 08/23] packfile: generalize pack directory list Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 09/23] multi-pack-index: read packfile list Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 10/23] multi-pack-index: write pack names in chunk Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 11/23] midx: read pack names into array Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 12/23] midx: sort and deduplicate objects from packfiles Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 13/23] midx: write object ids in a chunk Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 14/23] midx: write object id fanout chunk Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 15/23] midx: write object offsets Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 16/23] config: create core.multiPackIndex setting Derrick Stolee 2018-07-12 21:05 ` Junio C Hamano 2018-07-13 0:50 ` Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 17/23] midx: read objects from multi-pack-index Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 18/23] midx: use midx in abbreviation calculations Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 19/23] midx: use existing midx when writing new one Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 20/23] midx: use midx in approximate_object_count Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 21/23] midx: prevent duplicate packfile loads Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 22/23] packfile: skip loading index if in multi-pack-index Derrick Stolee 2018-07-12 19:39 ` [PATCH v4 23/23] midx: clear midx on repack Derrick Stolee 2018-07-12 21:11 ` [PATCH v4 00/23] Multi-pack-index (MIDX) Junio C Hamano
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