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Merge branch 'jt/fetch-pack-record-refs-in-the-dot-promisor'

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Debugging support for lazy cloning has been a bit improved.

* jt/fetch-pack-record-refs-in-the-dot-promisor:
  fetch-pack: write fetched refs to .promisor
This commit is contained in:
Junio C Hamano
2019-11-10 18:02:10 +09:00
parent da72936f54 5374a290aa
commit 026587c793
3 changed files with 58 additions and 4 deletions
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47
fetch-pack.c
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@@ -756,8 +756,33 @@ static int sideband_demux(int in, int out, void *data)
return ret;
}
static void write_promisor_file(const char *keep_name,
struct ref **sought, int nr_sought)
{
struct strbuf promisor_name = STRBUF_INIT;
int suffix_stripped;
FILE *output;
int i;
strbuf_addstr(&promisor_name, keep_name);
suffix_stripped = strbuf_strip_suffix(&promisor_name, ".keep");
if (!suffix_stripped)
BUG("name of pack lockfile should end with .keep (was '%s')",
keep_name);
strbuf_addstr(&promisor_name, ".promisor");
output = xfopen(promisor_name.buf, "w");
for (i = 0; i < nr_sought; i++)
fprintf(output, "%s %s\n", oid_to_hex(&sought[i]->old_oid),
sought[i]->name);
fclose(output);
strbuf_release(&promisor_name);
}
static int get_pack(struct fetch_pack_args *args,
int xd[2], char **pack_lockfile)
int xd[2], char **pack_lockfile,
struct ref **sought, int nr_sought)
{
struct async demux;
int do_keep = args->keep_pack;
@@ -819,7 +844,13 @@ static int get_pack(struct fetch_pack_args *args,
}
if (args->check_self_contained_and_connected)
argv_array_push(&cmd.args, "--check-self-contained-and-connected");
if (args->from_promisor)
/*
* If we're obtaining the filename of a lockfile, we'll use
* that filename to write a .promisor file with more
* information below. If not, we need index-pack to do it for
* us.
*/
if (!(do_keep && pack_lockfile) && args->from_promisor)
argv_array_push(&cmd.args, "--promisor");
}
else {
@@ -873,6 +904,14 @@ static int get_pack(struct fetch_pack_args *args,
die(_("%s failed"), cmd_name);
if (use_sideband && finish_async(&demux))
die(_("error in sideband demultiplexer"));
/*
* Now that index-pack has succeeded, write the promisor file using the
* obtained .keep filename if necessary
*/
if (do_keep && pack_lockfile && args->from_promisor)
write_promisor_file(*pack_lockfile, sought, nr_sought);
return 0;
}
@@ -1008,7 +1047,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args,
alternate_shallow_file = setup_temporary_shallow(si->shallow);
else
alternate_shallow_file = NULL;
if (get_pack(args, fd, pack_lockfile))
if (get_pack(args, fd, pack_lockfile, sought, nr_sought))
die(_("git fetch-pack: fetch failed."));
all_done:
@@ -1464,7 +1503,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args,
/* get the pack */
process_section_header(&reader, "packfile", 0);
if (get_pack(args, fd, pack_lockfile))
if (get_pack(args, fd, pack_lockfile, sought, nr_sought))
die(_("git fetch-pack: fetch failed."));
state = FETCH_DONE;