#include "oidset.h"
#include "packfile.h"
#include "object-store.h"
+#include "connected.h"
static int transfer_unpack_limit = -1;
static int fetch_unpack_limit = -1;
static void add_wants(const struct ref *wants, struct strbuf *req_buf)
{
+ int use_ref_in_want = server_supports_feature("fetch", "ref-in-want", 0);
+
for ( ; wants ; wants = wants->next) {
const struct object_id *remote = &wants->old_oid;
- const char *remote_hex;
struct object *o;
/*
continue;
}
- remote_hex = oid_to_hex(remote);
- packet_buf_write(req_buf, "want %s\n", remote_hex);
+ if (!use_ref_in_want || wants->exact_oid)
+ packet_buf_write(req_buf, "want %s\n", oid_to_hex(remote));
+ else
+ packet_buf_write(req_buf, "want-ref %s\n", wants->name);
}
}
args->deepen = 1;
}
+static void receive_wanted_refs(struct packet_reader *reader, struct ref *refs)
+{
+ process_section_header(reader, "wanted-refs", 0);
+ while (packet_reader_read(reader) == PACKET_READ_NORMAL) {
+ struct object_id oid;
+ const char *end;
+ struct ref *r = NULL;
+
+ if (parse_oid_hex(reader->line, &oid, &end) || *end++ != ' ')
+ die("expected wanted-ref, got '%s'", reader->line);
+
+ for (r = refs; r; r = r->next) {
+ if (!strcmp(end, r->name)) {
+ oidcpy(&r->old_oid, &oid);
+ break;
+ }
+ }
+
+ if (!r)
+ die("unexpected wanted-ref: '%s'", reader->line);
+ }
+
+ if (reader->status != PACKET_READ_DELIM)
+ die("error processing wanted refs: %d", reader->status);
+}
+
enum fetch_state {
FETCH_CHECK_LOCAL = 0,
FETCH_SEND_REQUEST,
if (process_section_header(&reader, "shallow-info", 1))
receive_shallow_info(args, &reader);
+ if (process_section_header(&reader, "wanted-refs", 1))
+ receive_wanted_refs(&reader, ref);
+
/* get the pack */
process_section_header(&reader, "packfile", 0);
if (get_pack(args, fd, pack_lockfile))
}
static void update_shallow(struct fetch_pack_args *args,
- struct ref **sought, int nr_sought,
+ struct ref *refs,
struct shallow_info *si)
{
struct oid_array ref = OID_ARRAY_INIT;
int *status;
int i;
+ struct ref *r;
if (args->deepen && alternate_shallow_file) {
if (*alternate_shallow_file == '\0') { /* --unshallow */
remove_nonexistent_theirs_shallow(si);
if (!si->nr_ours && !si->nr_theirs)
return;
- for (i = 0; i < nr_sought; i++)
- oid_array_append(&ref, &sought[i]->old_oid);
+ for (r = refs; r; r = r->next)
+ oid_array_append(&ref, &r->old_oid);
si->ref = &ref;
if (args->update_shallow) {
* remote is also shallow, check what ref is safe to update
* without updating .git/shallow
*/
- status = xcalloc(nr_sought, sizeof(*status));
+ status = xcalloc(ref.nr, sizeof(*status));
assign_shallow_commits_to_refs(si, NULL, status);
if (si->nr_ours || si->nr_theirs) {
- for (i = 0; i < nr_sought; i++)
+ for (r = refs, i = 0; r; r = r->next, i++)
if (status[i])
- sought[i]->status = REF_STATUS_REJECT_SHALLOW;
+ r->status = REF_STATUS_REJECT_SHALLOW;
}
free(status);
oid_array_clear(&ref);
}
+static int iterate_ref_map(void *cb_data, struct object_id *oid)
+{
+ struct ref **rm = cb_data;
+ struct ref *ref = *rm;
+
+ if (!ref)
+ return -1; /* end of the list */
+ *rm = ref->next;
+ oidcpy(oid, &ref->old_oid);
+ return 0;
+}
+
struct ref *fetch_pack(struct fetch_pack_args *args,
int fd[], struct child_process *conn,
const struct ref *ref,
ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought,
&si, pack_lockfile);
reprepare_packed_git(the_repository);
- update_shallow(args, sought, nr_sought, &si);
+
+ if (!args->cloning && args->deepen) {
+ struct check_connected_options opt = CHECK_CONNECTED_INIT;
+ struct ref *iterator = ref_cpy;
+ opt.shallow_file = alternate_shallow_file;
+ if (args->deepen)
+ opt.is_deepening_fetch = 1;
+ if (check_connected(iterate_ref_map, &iterator, &opt)) {
+ error(_("remote did not send all necessary objects"));
+ free_refs(ref_cpy);
+ ref_cpy = NULL;
+ rollback_lock_file(&shallow_lock);
+ goto cleanup;
+ }
+ args->connectivity_checked = 1;
+ }
+
+ update_shallow(args, ref_cpy, &si);
+cleanup:
clear_shallow_info(&si);
return ref_cpy;
}