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-rw-r--r--fetch-pack.c116
1 files changed, 64 insertions, 52 deletions
diff --git a/fetch-pack.c b/fetch-pack.c
index a136772152..413937e740 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -169,7 +169,7 @@ static const unsigned char *get_rev(void)
}
}
- return commit->object.sha1;
+ return commit->object.oid.hash;
}
enum ack_type {
@@ -238,21 +238,26 @@ static void send_request(struct fetch_pack_args *args,
static void insert_one_alternate_ref(const struct ref *ref, void *unused)
{
- rev_list_insert_ref(NULL, ref->old_sha1);
+ rev_list_insert_ref(NULL, ref->old_oid.hash);
}
#define INITIAL_FLUSH 16
#define PIPESAFE_FLUSH 32
-#define LARGE_FLUSH 1024
+#define LARGE_FLUSH 16384
static int next_flush(struct fetch_pack_args *args, int count)
{
- int flush_limit = args->stateless_rpc ? LARGE_FLUSH : PIPESAFE_FLUSH;
-
- if (count < flush_limit)
- count <<= 1;
- else
- count += flush_limit;
+ if (args->stateless_rpc) {
+ if (count < LARGE_FLUSH)
+ count <<= 1;
+ else
+ count = count * 11 / 10;
+ } else {
+ if (count < PIPESAFE_FLUSH)
+ count <<= 1;
+ else
+ count += PIPESAFE_FLUSH;
+ }
return count;
}
@@ -280,7 +285,7 @@ static int find_common(struct fetch_pack_args *args,
fetching = 0;
for ( ; refs ; refs = refs->next) {
- unsigned char *remote = refs->old_sha1;
+ unsigned char *remote = refs->old_oid.hash;
const char *remote_hex;
struct object *o;
@@ -423,10 +428,17 @@ static int find_common(struct fetch_pack_args *args,
const char *hex = sha1_to_hex(result_sha1);
packet_buf_write(&req_buf, "have %s\n", hex);
state_len = req_buf.len;
- }
+ /*
+ * Reset in_vain because an ack
+ * for this commit has not been
+ * seen.
+ */
+ in_vain = 0;
+ } else if (!args->stateless_rpc
+ || ack != ACK_common)
+ in_vain = 0;
mark_common(commit, 0, 1);
retval = 0;
- in_vain = 0;
got_continue = 1;
if (ack == ACK_ready) {
clear_prio_queue(&rev_list);
@@ -487,7 +499,7 @@ static int mark_complete(const unsigned char *sha1)
if (!t->tagged)
break; /* broken repository */
o->flags |= COMPLETE;
- o = parse_object(t->tagged->sha1);
+ o = parse_object(t->tagged->oid.hash);
}
if (o && o->type == OBJ_COMMIT) {
struct commit *commit = (struct commit *)o;
@@ -511,7 +523,7 @@ static void mark_recent_complete_commits(struct fetch_pack_args *args,
while (complete && cutoff <= complete->item->date) {
if (args->verbose)
fprintf(stderr, "Marking %s as complete\n",
- sha1_to_hex(complete->item->object.sha1));
+ oid_to_hex(&complete->item->object.oid));
pop_most_recent_commit(&complete, COMPLETE);
}
}
@@ -570,7 +582,7 @@ static void filter_refs(struct fetch_pack_args *args,
continue;
if (get_sha1_hex(ref->name, sha1) ||
ref->name[40] != '\0' ||
- hashcmp(sha1, ref->old_sha1))
+ hashcmp(sha1, ref->old_oid.hash))
continue;
ref->matched = 1;
@@ -583,7 +595,7 @@ static void filter_refs(struct fetch_pack_args *args,
static void mark_alternate_complete(const struct ref *ref, void *unused)
{
- mark_complete(ref->old_sha1);
+ mark_complete(ref->old_oid.hash);
}
static int everything_local(struct fetch_pack_args *args,
@@ -599,10 +611,10 @@ static int everything_local(struct fetch_pack_args *args,
for (ref = *refs; ref; ref = ref->next) {
struct object *o;
- if (!has_sha1_file(ref->old_sha1))
+ if (!has_object_file(&ref->old_oid))
continue;
- o = parse_object(ref->old_sha1);
+ o = parse_object(ref->old_oid.hash);
if (!o)
continue;
@@ -630,7 +642,7 @@ static int everything_local(struct fetch_pack_args *args,
* Don't mark them common yet; the server has to be told so first.
*/
for (ref = *refs; ref; ref = ref->next) {
- struct object *o = deref_tag(lookup_object(ref->old_sha1),
+ struct object *o = deref_tag(lookup_object(ref->old_oid.hash),
NULL, 0);
if (!o || o->type != OBJ_COMMIT || !(o->flags & COMPLETE))
@@ -646,7 +658,7 @@ static int everything_local(struct fetch_pack_args *args,
filter_refs(args, refs, sought, nr_sought);
for (retval = 1, ref = *refs; ref ; ref = ref->next) {
- const unsigned char *remote = ref->old_sha1;
+ const unsigned char *remote = ref->old_oid.hash;
struct object *o;
o = lookup_object(remote);
@@ -671,8 +683,9 @@ static int everything_local(struct fetch_pack_args *args,
static int sideband_demux(int in, int out, void *data)
{
int *xd = data;
+ int ret;
- int ret = recv_sideband("fetch-pack", xd[0], out);
+ ret = recv_sideband("fetch-pack", xd[0], out);
close(out);
return ret;
}
@@ -681,11 +694,10 @@ static int get_pack(struct fetch_pack_args *args,
int xd[2], char **pack_lockfile)
{
struct async demux;
- const char *argv[22];
- char keep_arg[256];
- char hdr_arg[256];
- const char **av, *cmd_name;
int do_keep = args->keep_pack;
+ const char *cmd_name;
+ struct pack_header header;
+ int pass_header = 0;
struct child_process cmd = CHILD_PROCESS_INIT;
int ret;
@@ -698,6 +710,7 @@ static int get_pack(struct fetch_pack_args *args,
demux.proc = sideband_demux;
demux.data = xd;
demux.out = -1;
+ demux.isolate_sigpipe = 1;
if (start_async(&demux))
die("fetch-pack: unable to fork off sideband"
" demultiplexer");
@@ -705,17 +718,11 @@ static int get_pack(struct fetch_pack_args *args,
else
demux.out = xd[0];
- cmd.argv = argv;
- av = argv;
- *hdr_arg = 0;
if (!args->keep_pack && unpack_limit) {
- struct pack_header header;
if (read_pack_header(demux.out, &header))
die("protocol error: bad pack header");
- snprintf(hdr_arg, sizeof(hdr_arg),
- "--pack_header=%"PRIu32",%"PRIu32,
- ntohl(header.hdr_version), ntohl(header.hdr_entries));
+ pass_header = 1;
if (ntohl(header.hdr_entries) < unpack_limit)
do_keep = 0;
else
@@ -723,44 +730,49 @@ static int get_pack(struct fetch_pack_args *args,
}
if (alternate_shallow_file) {
- *av++ = "--shallow-file";
- *av++ = alternate_shallow_file;
+ argv_array_push(&cmd.args, "--shallow-file");
+ argv_array_push(&cmd.args, alternate_shallow_file);
}
if (do_keep) {
if (pack_lockfile)
cmd.out = -1;
- *av++ = cmd_name = "index-pack";
- *av++ = "--stdin";
+ cmd_name = "index-pack";
+ argv_array_push(&cmd.args, cmd_name);
+ argv_array_push(&cmd.args, "--stdin");
if (!args->quiet && !args->no_progress)
- *av++ = "-v";
+ argv_array_push(&cmd.args, "-v");
if (args->use_thin_pack)
- *av++ = "--fix-thin";
+ argv_array_push(&cmd.args, "--fix-thin");
if (args->lock_pack || unpack_limit) {
- int s = sprintf(keep_arg,
- "--keep=fetch-pack %"PRIuMAX " on ", (uintmax_t) getpid());
- if (gethostname(keep_arg + s, sizeof(keep_arg) - s))
- strcpy(keep_arg + s, "localhost");
- *av++ = keep_arg;
+ char hostname[256];
+ if (gethostname(hostname, sizeof(hostname)))
+ xsnprintf(hostname, sizeof(hostname), "localhost");
+ argv_array_pushf(&cmd.args,
+ "--keep=fetch-pack %"PRIuMAX " on %s",
+ (uintmax_t)getpid(), hostname);
}
if (args->check_self_contained_and_connected)
- *av++ = "--check-self-contained-and-connected";
+ argv_array_push(&cmd.args, "--check-self-contained-and-connected");
}
else {
- *av++ = cmd_name = "unpack-objects";
+ cmd_name = "unpack-objects";
+ argv_array_push(&cmd.args, cmd_name);
if (args->quiet || args->no_progress)
- *av++ = "-q";
+ argv_array_push(&cmd.args, "-q");
args->check_self_contained_and_connected = 0;
}
- if (*hdr_arg)
- *av++ = hdr_arg;
+
+ if (pass_header)
+ argv_array_pushf(&cmd.args, "--pack_header=%"PRIu32",%"PRIu32,
+ ntohl(header.hdr_version),
+ ntohl(header.hdr_entries));
if (fetch_fsck_objects >= 0
? fetch_fsck_objects
: transfer_fsck_objects >= 0
? transfer_fsck_objects
: 0)
- *av++ = "--strict";
- *av++ = NULL;
+ argv_array_push(&cmd.args, "--strict");
cmd.in = demux.out;
cmd.git_cmd = 1;
@@ -948,7 +960,7 @@ static void update_shallow(struct fetch_pack_args *args,
if (args->depth > 0 && alternate_shallow_file) {
if (*alternate_shallow_file == '\0') { /* --unshallow */
- unlink_or_warn(git_path("shallow"));
+ unlink_or_warn(git_path_shallow());
rollback_lock_file(&shallow_lock);
} else
commit_lock_file(&shallow_lock);
@@ -987,7 +999,7 @@ static void update_shallow(struct fetch_pack_args *args,
if (!si->nr_ours && !si->nr_theirs)
return;
for (i = 0; i < nr_sought; i++)
- sha1_array_append(&ref, sought[i]->old_sha1);
+ sha1_array_append(&ref, sought[i]->old_oid.hash);
si->ref = &ref;
if (args->update_shallow) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-03 19:15:33 +0000