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object-file: update naming from bulk-checkin 

Update the names of several functions and types relocated from the
bulk-checkin subsystem for better clarity. Also drop
finish_tmp_packfile() as a standalone function in favor of embedding it
in flush_packfile_transaction() directly.

Signed-off-by: Justin Tobler <jltobler@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
main
Justin Tobler 2025-09-16 13:29:37 -05:00 committed by Junio C Hamano
parent 78839e9cde
commit ed0f5f93e9
1 changed files with 36 additions and 44 deletions
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76
object-file.c
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@ -667,7 +667,7 @@ void hash_object_file(const struct git_hash_algo *algo, const void *buf,
write_object_file_prepare(algo, buf, len, type, oid, hdr, &hdrlen);
}

struct bulk_checkin_packfile {
struct transaction_packfile {
char *pack_tmp_name;
struct hashfile *f;
off_t offset;
@ -682,10 +682,10 @@ struct odb_transaction {
struct object_database *odb;

struct tmp_objdir *objdir;
struct bulk_checkin_packfile packfile;
struct transaction_packfile packfile;
};

static void prepare_loose_object_bulk_checkin(struct odb_transaction *transaction)
static void prepare_loose_object_transaction(struct odb_transaction *transaction)
{
/*
* We lazily create the temporary object directory
@ -701,7 +701,7 @@ static void prepare_loose_object_bulk_checkin(struct odb_transaction *transactio
tmp_objdir_replace_primary_odb(transaction->objdir, 0);
}

static void fsync_loose_object_bulk_checkin(struct odb_transaction *transaction,
static void fsync_loose_object_transaction(struct odb_transaction *transaction,
int fd, const char *filename)
{
/*
@ -722,7 +722,7 @@ static void fsync_loose_object_bulk_checkin(struct odb_transaction *transaction,
/*
* Cleanup after batch-mode fsync_object_files.
*/
static void flush_batch_fsync(struct odb_transaction *transaction)
static void flush_loose_object_transaction(struct odb_transaction *transaction)
{
struct strbuf temp_path = STRBUF_INIT;
struct tempfile *temp;
@ -733,7 +733,7 @@ static void flush_batch_fsync(struct odb_transaction *transaction)
/*
* Issue a full hardware flush against a temporary file to ensure
* that all objects are durable before any renames occur. The code in
* fsync_loose_object_bulk_checkin has already issued a writeout
* fsync_loose_object_transaction has already issued a writeout
* request, but it has not flushed any writeback cache in the storage
* hardware or any filesystem logs. This fsync call acts as a barrier
* to ensure that the data in each new object file is durable before
@ -762,7 +762,7 @@ static void close_loose_object(struct odb_source *source,
goto out;

if (batch_fsync_enabled(FSYNC_COMPONENT_LOOSE_OBJECT))
fsync_loose_object_bulk_checkin(source->odb->transaction, fd, filename);
fsync_loose_object_transaction(source->odb->transaction, fd, filename);
else if (fsync_object_files > 0)
fsync_or_die(fd, filename);
else
@ -940,7 +940,7 @@ static int write_loose_object(struct odb_source *source,
static struct strbuf filename = STRBUF_INIT;

if (batch_fsync_enabled(FSYNC_COMPONENT_LOOSE_OBJECT))
prepare_loose_object_bulk_checkin(source->odb->transaction);
prepare_loose_object_transaction(source->odb->transaction);

odb_loose_path(source, &filename, oid);

@ -1029,7 +1029,7 @@ int stream_loose_object(struct odb_source *source,
int hdrlen;

if (batch_fsync_enabled(FSYNC_COMPONENT_LOOSE_OBJECT))
prepare_loose_object_bulk_checkin(source->odb->transaction);
prepare_loose_object_transaction(source->odb->transaction);

/* Since oid is not determined, save tmp file to odb path. */
strbuf_addf(&filename, "%s/", source->path);
@ -1349,10 +1349,10 @@ static int already_written(struct odb_transaction *transaction,
}

/* Lazily create backing packfile for the state */
static void prepare_to_stream(struct odb_transaction *transaction,
static void prepare_packfile_transaction(struct odb_transaction *transaction,
unsigned flags)
{
struct bulk_checkin_packfile *state = &transaction->packfile;
struct transaction_packfile *state = &transaction->packfile;
if (!(flags & INDEX_WRITE_OBJECT) || state->f)
return;

@ -1381,7 +1381,7 @@ static void prepare_to_stream(struct odb_transaction *transaction,
* status before calling us just in case we ask it to call us again
* with a new pack.
*/
static int stream_blob_to_pack(struct bulk_checkin_packfile *state,
static int stream_blob_to_pack(struct transaction_packfile *state,
struct git_hash_ctx *ctx, off_t *already_hashed_to,
int fd, size_t size, const char *path,
unsigned flags)
@ -1457,28 +1457,13 @@ static int stream_blob_to_pack(struct bulk_checkin_packfile *state,
return 0;
}

static void finish_tmp_packfile(struct odb_transaction *transaction,
struct strbuf *basename,
unsigned char hash[])
static void flush_packfile_transaction(struct odb_transaction *transaction)
{
struct bulk_checkin_packfile *state = &transaction->packfile;
struct repository *repo = transaction->odb->repo;
char *idx_tmp_name = NULL;

stage_tmp_packfiles(repo, basename, state->pack_tmp_name,
state->written, state->nr_written, NULL,
&state->pack_idx_opts, hash, &idx_tmp_name);
rename_tmp_packfile_idx(repo, basename, &idx_tmp_name);

free(idx_tmp_name);
}

static void flush_bulk_checkin_packfile(struct odb_transaction *transaction)
{
struct bulk_checkin_packfile *state = &transaction->packfile;
struct transaction_packfile *state = &transaction->packfile;
struct repository *repo = transaction->odb->repo;
unsigned char hash[GIT_MAX_RAWSZ];
struct strbuf packname = STRBUF_INIT;
char *idx_tmp_name = NULL;

if (!state->f)
return;
@ -1503,11 +1488,16 @@ static void flush_bulk_checkin_packfile(struct odb_transaction *transaction)
repo_get_object_directory(transaction->odb->repo),
hash_to_hex_algop(hash, repo->hash_algo));

finish_tmp_packfile(transaction, &packname, hash);
stage_tmp_packfiles(repo, &packname, state->pack_tmp_name,
state->written, state->nr_written, NULL,
&state->pack_idx_opts, hash, &idx_tmp_name);
rename_tmp_packfile_idx(repo, &packname, &idx_tmp_name);

for (uint32_t i = 0; i < state->nr_written; i++)
free(state->written[i]);

clear_exit:
free(idx_tmp_name);
free(state->pack_tmp_name);
free(state->written);
memset(state, 0, sizeof(*state));
@ -1535,11 +1525,12 @@ clear_exit:
* binary blobs, they generally do not want to get any conversion, and
* callers should avoid this code path when filters are requested.
*/
static int index_blob_bulk_checkin(struct odb_transaction *transaction,
struct object_id *result_oid, int fd, size_t size,
const char *path, unsigned flags)
static int index_blob_packfile_transaction(struct odb_transaction *transaction,
struct object_id *result_oid, int fd,
size_t size, const char *path,
unsigned flags)
{
struct bulk_checkin_packfile *state = &transaction->packfile;
struct transaction_packfile *state = &transaction->packfile;
off_t seekback, already_hashed_to;
struct git_hash_ctx ctx;
unsigned char obuf[16384];
@ -1560,14 +1551,14 @@ static int index_blob_bulk_checkin(struct odb_transaction *transaction,
if ((flags & INDEX_WRITE_OBJECT) != 0) {
CALLOC_ARRAY(idx, 1);

prepare_to_stream(transaction, flags);
prepare_packfile_transaction(transaction, flags);
hashfile_checkpoint_init(state->f, &checkpoint);
}

already_hashed_to = 0;

while (1) {
prepare_to_stream(transaction, flags);
prepare_packfile_transaction(transaction, flags);
if (idx) {
hashfile_checkpoint(state->f, &checkpoint);
idx->offset = state->offset;
@ -1585,7 +1576,7 @@ static int index_blob_bulk_checkin(struct odb_transaction *transaction,
BUG("should not happen");
hashfile_truncate(state->f, &checkpoint);
state->offset = checkpoint.offset;
flush_bulk_checkin_packfile(transaction);
flush_packfile_transaction(transaction);
if (lseek(fd, seekback, SEEK_SET) == (off_t)-1)
return error("cannot seek back");
}
@ -1632,8 +1623,9 @@ int index_fd(struct index_state *istate, struct object_id *oid,
struct odb_transaction *transaction;

transaction = begin_odb_transaction(the_repository->objects);
ret = index_blob_bulk_checkin(the_repository->objects->transaction,
oid, fd, xsize_t(st->st_size),
ret = index_blob_packfile_transaction(the_repository->objects->transaction,
oid, fd,
xsize_t(st->st_size),
path, flags);
end_odb_transaction(transaction);
}
@ -1996,8 +1988,8 @@ void end_odb_transaction(struct odb_transaction *transaction)
*/
ASSERT(transaction == transaction->odb->transaction);

flush_batch_fsync(transaction);
flush_bulk_checkin_packfile(transaction);
flush_loose_object_transaction(transaction);
flush_packfile_transaction(transaction);
transaction->odb->transaction = NULL;
free(transaction);
}