| #include "cache.h" |
| #include "refs.h" |
| #include "pkt-line.h" |
| #include "sideband.h" |
| #include "tag.h" |
| #include "object.h" |
| #include "commit.h" |
| #include "exec_cmd.h" |
| #include "diff.h" |
| #include "revision.h" |
| #include "list-objects.h" |
| #include "run-command.h" |
| #include "connect.h" |
| #include "sigchain.h" |
| #include "version.h" |
| #include "string-list.h" |
| |
| static const char upload_pack_usage[] = "git upload-pack [--strict] [--timeout=<n>] <dir>"; |
| |
| /* Remember to update object flag allocation in object.h */ |
| #define THEY_HAVE (1u << 11) |
| #define OUR_REF (1u << 12) |
| #define WANTED (1u << 13) |
| #define COMMON_KNOWN (1u << 14) |
| #define REACHABLE (1u << 15) |
| |
| #define SHALLOW (1u << 16) |
| #define NOT_SHALLOW (1u << 17) |
| #define CLIENT_SHALLOW (1u << 18) |
| #define HIDDEN_REF (1u << 19) |
| |
| static unsigned long oldest_have; |
| |
| static int multi_ack; |
| static int no_done; |
| static int use_thin_pack, use_ofs_delta, use_include_tag; |
| static int no_progress, daemon_mode; |
| static int allow_tip_sha1_in_want; |
| static int shallow_nr; |
| static struct object_array have_obj; |
| static struct object_array want_obj; |
| static struct object_array extra_edge_obj; |
| static unsigned int timeout; |
| static int keepalive = 5; |
| /* 0 for no sideband, |
| * otherwise maximum packet size (up to 65520 bytes). |
| */ |
| static int use_sideband; |
| static int advertise_refs; |
| static int stateless_rpc; |
| |
| static void reset_timeout(void) |
| { |
| alarm(timeout); |
| } |
| |
| static ssize_t send_client_data(int fd, const char *data, ssize_t sz) |
| { |
| if (use_sideband) |
| return send_sideband(1, fd, data, sz, use_sideband); |
| if (fd == 3) |
| /* emergency quit */ |
| fd = 2; |
| if (fd == 2) { |
| /* XXX: are we happy to lose stuff here? */ |
| xwrite(fd, data, sz); |
| return sz; |
| } |
| write_or_die(fd, data, sz); |
| return sz; |
| } |
| |
| static int write_one_shallow(const struct commit_graft *graft, void *cb_data) |
| { |
| FILE *fp = cb_data; |
| if (graft->nr_parent == -1) |
| fprintf(fp, "--shallow %s\n", sha1_to_hex(graft->sha1)); |
| return 0; |
| } |
| |
| static void create_pack_file(void) |
| { |
| struct child_process pack_objects; |
| char data[8193], progress[128]; |
| char abort_msg[] = "aborting due to possible repository " |
| "corruption on the remote side."; |
| int buffered = -1; |
| ssize_t sz; |
| const char *argv[12]; |
| int i, arg = 0; |
| FILE *pipe_fd; |
| |
| if (shallow_nr) { |
| argv[arg++] = "--shallow-file"; |
| argv[arg++] = ""; |
| } |
| argv[arg++] = "pack-objects"; |
| argv[arg++] = "--revs"; |
| if (use_thin_pack) |
| argv[arg++] = "--thin"; |
| |
| argv[arg++] = "--stdout"; |
| if (!no_progress) |
| argv[arg++] = "--progress"; |
| if (use_ofs_delta) |
| argv[arg++] = "--delta-base-offset"; |
| if (use_include_tag) |
| argv[arg++] = "--include-tag"; |
| argv[arg++] = NULL; |
| |
| memset(&pack_objects, 0, sizeof(pack_objects)); |
| pack_objects.in = -1; |
| pack_objects.out = -1; |
| pack_objects.err = -1; |
| pack_objects.git_cmd = 1; |
| pack_objects.argv = argv; |
| |
| if (start_command(&pack_objects)) |
| die("git upload-pack: unable to fork git-pack-objects"); |
| |
| pipe_fd = xfdopen(pack_objects.in, "w"); |
| |
| if (shallow_nr) |
| for_each_commit_graft(write_one_shallow, pipe_fd); |
| |
| for (i = 0; i < want_obj.nr; i++) |
| fprintf(pipe_fd, "%s\n", |
| sha1_to_hex(want_obj.objects[i].item->sha1)); |
| fprintf(pipe_fd, "--not\n"); |
| for (i = 0; i < have_obj.nr; i++) |
| fprintf(pipe_fd, "%s\n", |
| sha1_to_hex(have_obj.objects[i].item->sha1)); |
| for (i = 0; i < extra_edge_obj.nr; i++) |
| fprintf(pipe_fd, "%s\n", |
| sha1_to_hex(extra_edge_obj.objects[i].item->sha1)); |
| fprintf(pipe_fd, "\n"); |
| fflush(pipe_fd); |
| fclose(pipe_fd); |
| |
| /* We read from pack_objects.err to capture stderr output for |
| * progress bar, and pack_objects.out to capture the pack data. |
| */ |
| |
| while (1) { |
| struct pollfd pfd[2]; |
| int pe, pu, pollsize; |
| int ret; |
| |
| reset_timeout(); |
| |
| pollsize = 0; |
| pe = pu = -1; |
| |
| if (0 <= pack_objects.out) { |
| pfd[pollsize].fd = pack_objects.out; |
| pfd[pollsize].events = POLLIN; |
| pu = pollsize; |
| pollsize++; |
| } |
| if (0 <= pack_objects.err) { |
| pfd[pollsize].fd = pack_objects.err; |
| pfd[pollsize].events = POLLIN; |
| pe = pollsize; |
| pollsize++; |
| } |
| |
| if (!pollsize) |
| break; |
| |
| ret = poll(pfd, pollsize, 1000 * keepalive); |
| if (ret < 0) { |
| if (errno != EINTR) { |
| error("poll failed, resuming: %s", |
| strerror(errno)); |
| sleep(1); |
| } |
| continue; |
| } |
| if (0 <= pe && (pfd[pe].revents & (POLLIN|POLLHUP))) { |
| /* Status ready; we ship that in the side-band |
| * or dump to the standard error. |
| */ |
| sz = xread(pack_objects.err, progress, |
| sizeof(progress)); |
| if (0 < sz) |
| send_client_data(2, progress, sz); |
| else if (sz == 0) { |
| close(pack_objects.err); |
| pack_objects.err = -1; |
| } |
| else |
| goto fail; |
| /* give priority to status messages */ |
| continue; |
| } |
| if (0 <= pu && (pfd[pu].revents & (POLLIN|POLLHUP))) { |
| /* Data ready; we keep the last byte to ourselves |
| * in case we detect broken rev-list, so that we |
| * can leave the stream corrupted. This is |
| * unfortunate -- unpack-objects would happily |
| * accept a valid packdata with trailing garbage, |
| * so appending garbage after we pass all the |
| * pack data is not good enough to signal |
| * breakage to downstream. |
| */ |
| char *cp = data; |
| ssize_t outsz = 0; |
| if (0 <= buffered) { |
| *cp++ = buffered; |
| outsz++; |
| } |
| sz = xread(pack_objects.out, cp, |
| sizeof(data) - outsz); |
| if (0 < sz) |
| ; |
| else if (sz == 0) { |
| close(pack_objects.out); |
| pack_objects.out = -1; |
| } |
| else |
| goto fail; |
| sz += outsz; |
| if (1 < sz) { |
| buffered = data[sz-1] & 0xFF; |
| sz--; |
| } |
| else |
| buffered = -1; |
| sz = send_client_data(1, data, sz); |
| if (sz < 0) |
| goto fail; |
| } |
| |
| /* |
| * We hit the keepalive timeout without saying anything; send |
| * an empty message on the data sideband just to let the other |
| * side know we're still working on it, but don't have any data |
| * yet. |
| * |
| * If we don't have a sideband channel, there's no room in the |
| * protocol to say anything, so those clients are just out of |
| * luck. |
| */ |
| if (!ret && use_sideband) { |
| static const char buf[] = "0005\1"; |
| write_or_die(1, buf, 5); |
| } |
| } |
| |
| if (finish_command(&pack_objects)) { |
| error("git upload-pack: git-pack-objects died with error."); |
| goto fail; |
| } |
| |
| /* flush the data */ |
| if (0 <= buffered) { |
| data[0] = buffered; |
| sz = send_client_data(1, data, 1); |
| if (sz < 0) |
| goto fail; |
| fprintf(stderr, "flushed.\n"); |
| } |
| if (use_sideband) |
| packet_flush(1); |
| return; |
| |
| fail: |
| send_client_data(3, abort_msg, sizeof(abort_msg)); |
| die("git upload-pack: %s", abort_msg); |
| } |
| |
| static int got_sha1(char *hex, unsigned char *sha1) |
| { |
| struct object *o; |
| int we_knew_they_have = 0; |
| |
| if (get_sha1_hex(hex, sha1)) |
| die("git upload-pack: expected SHA1 object, got '%s'", hex); |
| if (!has_sha1_file(sha1)) |
| return -1; |
| |
| o = parse_object(sha1); |
| if (!o) |
| die("oops (%s)", sha1_to_hex(sha1)); |
| if (o->type == OBJ_COMMIT) { |
| struct commit_list *parents; |
| struct commit *commit = (struct commit *)o; |
| if (o->flags & THEY_HAVE) |
| we_knew_they_have = 1; |
| else |
| o->flags |= THEY_HAVE; |
| if (!oldest_have || (commit->date < oldest_have)) |
| oldest_have = commit->date; |
| for (parents = commit->parents; |
| parents; |
| parents = parents->next) |
| parents->item->object.flags |= THEY_HAVE; |
| } |
| if (!we_knew_they_have) { |
| add_object_array(o, NULL, &have_obj); |
| return 1; |
| } |
| return 0; |
| } |
| |
| static int reachable(struct commit *want) |
| { |
| struct commit_list *work = NULL; |
| |
| commit_list_insert_by_date(want, &work); |
| while (work) { |
| struct commit_list *list = work->next; |
| struct commit *commit = work->item; |
| free(work); |
| work = list; |
| |
| if (commit->object.flags & THEY_HAVE) { |
| want->object.flags |= COMMON_KNOWN; |
| break; |
| } |
| if (!commit->object.parsed) |
| parse_object(commit->object.sha1); |
| if (commit->object.flags & REACHABLE) |
| continue; |
| commit->object.flags |= REACHABLE; |
| if (commit->date < oldest_have) |
| continue; |
| for (list = commit->parents; list; list = list->next) { |
| struct commit *parent = list->item; |
| if (!(parent->object.flags & REACHABLE)) |
| commit_list_insert_by_date(parent, &work); |
| } |
| } |
| want->object.flags |= REACHABLE; |
| clear_commit_marks(want, REACHABLE); |
| free_commit_list(work); |
| return (want->object.flags & COMMON_KNOWN); |
| } |
| |
| static int ok_to_give_up(void) |
| { |
| int i; |
| |
| if (!have_obj.nr) |
| return 0; |
| |
| for (i = 0; i < want_obj.nr; i++) { |
| struct object *want = want_obj.objects[i].item; |
| |
| if (want->flags & COMMON_KNOWN) |
| continue; |
| want = deref_tag(want, "a want line", 0); |
| if (!want || want->type != OBJ_COMMIT) { |
| /* no way to tell if this is reachable by |
| * looking at the ancestry chain alone, so |
| * leave a note to ourselves not to worry about |
| * this object anymore. |
| */ |
| want_obj.objects[i].item->flags |= COMMON_KNOWN; |
| continue; |
| } |
| if (!reachable((struct commit *)want)) |
| return 0; |
| } |
| return 1; |
| } |
| |
| static int get_common_commits(void) |
| { |
| unsigned char sha1[20]; |
| char last_hex[41]; |
| int got_common = 0; |
| int got_other = 0; |
| int sent_ready = 0; |
| |
| save_commit_buffer = 0; |
| |
| for (;;) { |
| char *line = packet_read_line(0, NULL); |
| reset_timeout(); |
| |
| if (!line) { |
| if (multi_ack == 2 && got_common |
| && !got_other && ok_to_give_up()) { |
| sent_ready = 1; |
| packet_write(1, "ACK %s ready\n", last_hex); |
| } |
| if (have_obj.nr == 0 || multi_ack) |
| packet_write(1, "NAK\n"); |
| |
| if (no_done && sent_ready) { |
| packet_write(1, "ACK %s\n", last_hex); |
| return 0; |
| } |
| if (stateless_rpc) |
| exit(0); |
| got_common = 0; |
| got_other = 0; |
| continue; |
| } |
| if (starts_with(line, "have ")) { |
| switch (got_sha1(line+5, sha1)) { |
| case -1: /* they have what we do not */ |
| got_other = 1; |
| if (multi_ack && ok_to_give_up()) { |
| const char *hex = sha1_to_hex(sha1); |
| if (multi_ack == 2) { |
| sent_ready = 1; |
| packet_write(1, "ACK %s ready\n", hex); |
| } else |
| packet_write(1, "ACK %s continue\n", hex); |
| } |
| break; |
| default: |
| got_common = 1; |
| memcpy(last_hex, sha1_to_hex(sha1), 41); |
| if (multi_ack == 2) |
| packet_write(1, "ACK %s common\n", last_hex); |
| else if (multi_ack) |
| packet_write(1, "ACK %s continue\n", last_hex); |
| else if (have_obj.nr == 1) |
| packet_write(1, "ACK %s\n", last_hex); |
| break; |
| } |
| continue; |
| } |
| if (!strcmp(line, "done")) { |
| if (have_obj.nr > 0) { |
| if (multi_ack) |
| packet_write(1, "ACK %s\n", last_hex); |
| return 0; |
| } |
| packet_write(1, "NAK\n"); |
| return -1; |
| } |
| die("git upload-pack: expected SHA1 list, got '%s'", line); |
| } |
| } |
| |
| static int is_our_ref(struct object *o) |
| { |
| return o->flags & |
| ((allow_tip_sha1_in_want ? HIDDEN_REF : 0) | OUR_REF); |
| } |
| |
| static void check_non_tip(void) |
| { |
| static const char *argv[] = { |
| "rev-list", "--stdin", NULL, |
| }; |
| static struct child_process cmd; |
| struct object *o; |
| char namebuf[42]; /* ^ + SHA-1 + LF */ |
| int i; |
| |
| /* In the normal in-process case non-tip request can never happen */ |
| if (!stateless_rpc) |
| goto error; |
| |
| cmd.argv = argv; |
| cmd.git_cmd = 1; |
| cmd.no_stderr = 1; |
| cmd.in = -1; |
| cmd.out = -1; |
| |
| if (start_command(&cmd)) |
| goto error; |
| |
| /* |
| * If rev-list --stdin encounters an unknown commit, it |
| * terminates, which will cause SIGPIPE in the write loop |
| * below. |
| */ |
| sigchain_push(SIGPIPE, SIG_IGN); |
| |
| namebuf[0] = '^'; |
| namebuf[41] = '\n'; |
| for (i = get_max_object_index(); 0 < i; ) { |
| o = get_indexed_object(--i); |
| if (!o) |
| continue; |
| if (!is_our_ref(o)) |
| continue; |
| memcpy(namebuf + 1, sha1_to_hex(o->sha1), 40); |
| if (write_in_full(cmd.in, namebuf, 42) < 0) |
| goto error; |
| } |
| namebuf[40] = '\n'; |
| for (i = 0; i < want_obj.nr; i++) { |
| o = want_obj.objects[i].item; |
| if (is_our_ref(o)) |
| continue; |
| memcpy(namebuf, sha1_to_hex(o->sha1), 40); |
| if (write_in_full(cmd.in, namebuf, 41) < 0) |
| goto error; |
| } |
| close(cmd.in); |
| |
| sigchain_pop(SIGPIPE); |
| |
| /* |
| * The commits out of the rev-list are not ancestors of |
| * our ref. |
| */ |
| i = read_in_full(cmd.out, namebuf, 1); |
| if (i) |
| goto error; |
| close(cmd.out); |
| |
| /* |
| * rev-list may have died by encountering a bad commit |
| * in the history, in which case we do want to bail out |
| * even when it showed no commit. |
| */ |
| if (finish_command(&cmd)) |
| goto error; |
| |
| /* All the non-tip ones are ancestors of what we advertised */ |
| return; |
| |
| error: |
| /* Pick one of them (we know there at least is one) */ |
| for (i = 0; i < want_obj.nr; i++) { |
| o = want_obj.objects[i].item; |
| if (!is_our_ref(o)) |
| die("git upload-pack: not our ref %s", |
| sha1_to_hex(o->sha1)); |
| } |
| } |
| |
| static void receive_needs(void) |
| { |
| struct object_array shallows = OBJECT_ARRAY_INIT; |
| int depth = 0; |
| int has_non_tip = 0; |
| |
| shallow_nr = 0; |
| for (;;) { |
| struct object *o; |
| const char *features; |
| unsigned char sha1_buf[20]; |
| char *line = packet_read_line(0, NULL); |
| reset_timeout(); |
| if (!line) |
| break; |
| |
| if (starts_with(line, "shallow ")) { |
| unsigned char sha1[20]; |
| struct object *object; |
| if (get_sha1_hex(line + 8, sha1)) |
| die("invalid shallow line: %s", line); |
| object = parse_object(sha1); |
| if (!object) |
| continue; |
| if (object->type != OBJ_COMMIT) |
| die("invalid shallow object %s", sha1_to_hex(sha1)); |
| if (!(object->flags & CLIENT_SHALLOW)) { |
| object->flags |= CLIENT_SHALLOW; |
| add_object_array(object, NULL, &shallows); |
| } |
| continue; |
| } |
| if (starts_with(line, "deepen ")) { |
| char *end; |
| depth = strtol(line + 7, &end, 0); |
| if (end == line + 7 || depth <= 0) |
| die("Invalid deepen: %s", line); |
| continue; |
| } |
| if (!starts_with(line, "want ") || |
| get_sha1_hex(line+5, sha1_buf)) |
| die("git upload-pack: protocol error, " |
| "expected to get sha, not '%s'", line); |
| |
| features = line + 45; |
| |
| if (parse_feature_request(features, "multi_ack_detailed")) |
| multi_ack = 2; |
| else if (parse_feature_request(features, "multi_ack")) |
| multi_ack = 1; |
| if (parse_feature_request(features, "no-done")) |
| no_done = 1; |
| if (parse_feature_request(features, "thin-pack")) |
| use_thin_pack = 1; |
| if (parse_feature_request(features, "ofs-delta")) |
| use_ofs_delta = 1; |
| if (parse_feature_request(features, "side-band-64k")) |
| use_sideband = LARGE_PACKET_MAX; |
| else if (parse_feature_request(features, "side-band")) |
| use_sideband = DEFAULT_PACKET_MAX; |
| if (parse_feature_request(features, "no-progress")) |
| no_progress = 1; |
| if (parse_feature_request(features, "include-tag")) |
| use_include_tag = 1; |
| |
| o = parse_object(sha1_buf); |
| if (!o) |
| die("git upload-pack: not our ref %s", |
| sha1_to_hex(sha1_buf)); |
| if (!(o->flags & WANTED)) { |
| o->flags |= WANTED; |
| if (!is_our_ref(o)) |
| has_non_tip = 1; |
| add_object_array(o, NULL, &want_obj); |
| } |
| } |
| |
| /* |
| * We have sent all our refs already, and the other end |
| * should have chosen out of them. When we are operating |
| * in the stateless RPC mode, however, their choice may |
| * have been based on the set of older refs advertised |
| * by another process that handled the initial request. |
| */ |
| if (has_non_tip) |
| check_non_tip(); |
| |
| if (!use_sideband && daemon_mode) |
| no_progress = 1; |
| |
| if (depth == 0 && shallows.nr == 0) |
| return; |
| if (depth > 0) { |
| struct commit_list *result = NULL, *backup = NULL; |
| int i; |
| if (depth == INFINITE_DEPTH && !is_repository_shallow()) |
| for (i = 0; i < shallows.nr; i++) { |
| struct object *object = shallows.objects[i].item; |
| object->flags |= NOT_SHALLOW; |
| } |
| else |
| backup = result = |
| get_shallow_commits(&want_obj, depth, |
| SHALLOW, NOT_SHALLOW); |
| while (result) { |
| struct object *object = &result->item->object; |
| if (!(object->flags & (CLIENT_SHALLOW|NOT_SHALLOW))) { |
| packet_write(1, "shallow %s", |
| sha1_to_hex(object->sha1)); |
| register_shallow(object->sha1); |
| shallow_nr++; |
| } |
| result = result->next; |
| } |
| free_commit_list(backup); |
| for (i = 0; i < shallows.nr; i++) { |
| struct object *object = shallows.objects[i].item; |
| if (object->flags & NOT_SHALLOW) { |
| struct commit_list *parents; |
| packet_write(1, "unshallow %s", |
| sha1_to_hex(object->sha1)); |
| object->flags &= ~CLIENT_SHALLOW; |
| /* make sure the real parents are parsed */ |
| unregister_shallow(object->sha1); |
| object->parsed = 0; |
| parse_commit_or_die((struct commit *)object); |
| parents = ((struct commit *)object)->parents; |
| while (parents) { |
| add_object_array(&parents->item->object, |
| NULL, &want_obj); |
| parents = parents->next; |
| } |
| add_object_array(object, NULL, &extra_edge_obj); |
| } |
| /* make sure commit traversal conforms to client */ |
| register_shallow(object->sha1); |
| } |
| packet_flush(1); |
| } else |
| if (shallows.nr > 0) { |
| int i; |
| for (i = 0; i < shallows.nr; i++) |
| register_shallow(shallows.objects[i].item->sha1); |
| } |
| |
| shallow_nr += shallows.nr; |
| free(shallows.objects); |
| } |
| |
| /* return non-zero if the ref is hidden, otherwise 0 */ |
| static int mark_our_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data) |
| { |
| struct object *o = lookup_unknown_object(sha1); |
| |
| if (ref_is_hidden(refname)) { |
| o->flags |= HIDDEN_REF; |
| return 1; |
| } |
| if (!o) |
| die("git upload-pack: cannot find object %s:", sha1_to_hex(sha1)); |
| o->flags |= OUR_REF; |
| return 0; |
| } |
| |
| static void format_symref_info(struct strbuf *buf, struct string_list *symref) |
| { |
| struct string_list_item *item; |
| |
| if (!symref->nr) |
| return; |
| for_each_string_list_item(item, symref) |
| strbuf_addf(buf, " symref=%s:%s", item->string, (char *)item->util); |
| } |
| |
| static int send_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data) |
| { |
| static const char *capabilities = "multi_ack thin-pack side-band" |
| " side-band-64k ofs-delta shallow no-progress" |
| " include-tag multi_ack_detailed"; |
| const char *refname_nons = strip_namespace(refname); |
| unsigned char peeled[20]; |
| |
| if (mark_our_ref(refname, sha1, flag, NULL)) |
| return 0; |
| |
| if (capabilities) { |
| struct strbuf symref_info = STRBUF_INIT; |
| |
| format_symref_info(&symref_info, cb_data); |
| packet_write(1, "%s %s%c%s%s%s%s agent=%s\n", |
| sha1_to_hex(sha1), refname_nons, |
| 0, capabilities, |
| allow_tip_sha1_in_want ? " allow-tip-sha1-in-want" : "", |
| stateless_rpc ? " no-done" : "", |
| symref_info.buf, |
| git_user_agent_sanitized()); |
| strbuf_release(&symref_info); |
| } else { |
| packet_write(1, "%s %s\n", sha1_to_hex(sha1), refname_nons); |
| } |
| capabilities = NULL; |
| if (!peel_ref(refname, peeled)) |
| packet_write(1, "%s %s^{}\n", sha1_to_hex(peeled), refname_nons); |
| return 0; |
| } |
| |
| static int find_symref(const char *refname, const unsigned char *sha1, int flag, |
| void *cb_data) |
| { |
| const char *symref_target; |
| struct string_list_item *item; |
| unsigned char unused[20]; |
| |
| if ((flag & REF_ISSYMREF) == 0) |
| return 0; |
| symref_target = resolve_ref_unsafe(refname, unused, 0, &flag); |
| if (!symref_target || (flag & REF_ISSYMREF) == 0) |
| die("'%s' is a symref but it is not?", refname); |
| item = string_list_append(cb_data, refname); |
| item->util = xstrdup(symref_target); |
| return 0; |
| } |
| |
| static void upload_pack(void) |
| { |
| struct string_list symref = STRING_LIST_INIT_DUP; |
| |
| head_ref_namespaced(find_symref, &symref); |
| |
| if (advertise_refs || !stateless_rpc) { |
| reset_timeout(); |
| head_ref_namespaced(send_ref, &symref); |
| for_each_namespaced_ref(send_ref, &symref); |
| advertise_shallow_grafts(1); |
| packet_flush(1); |
| } else { |
| head_ref_namespaced(mark_our_ref, NULL); |
| for_each_namespaced_ref(mark_our_ref, NULL); |
| } |
| string_list_clear(&symref, 1); |
| if (advertise_refs) |
| return; |
| |
| receive_needs(); |
| if (want_obj.nr) { |
| get_common_commits(); |
| create_pack_file(); |
| } |
| } |
| |
| static int upload_pack_config(const char *var, const char *value, void *unused) |
| { |
| if (!strcmp("uploadpack.allowtipsha1inwant", var)) |
| allow_tip_sha1_in_want = git_config_bool(var, value); |
| else if (!strcmp("uploadpack.keepalive", var)) { |
| keepalive = git_config_int(var, value); |
| if (!keepalive) |
| keepalive = -1; |
| } |
| return parse_hide_refs_config(var, value, "uploadpack"); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| char *dir; |
| int i; |
| int strict = 0; |
| |
| git_setup_gettext(); |
| |
| packet_trace_identity("upload-pack"); |
| git_extract_argv0_path(argv[0]); |
| check_replace_refs = 0; |
| |
| for (i = 1; i < argc; i++) { |
| char *arg = argv[i]; |
| |
| if (arg[0] != '-') |
| break; |
| if (!strcmp(arg, "--advertise-refs")) { |
| advertise_refs = 1; |
| continue; |
| } |
| if (!strcmp(arg, "--stateless-rpc")) { |
| stateless_rpc = 1; |
| continue; |
| } |
| if (!strcmp(arg, "--strict")) { |
| strict = 1; |
| continue; |
| } |
| if (starts_with(arg, "--timeout=")) { |
| timeout = atoi(arg+10); |
| daemon_mode = 1; |
| continue; |
| } |
| if (!strcmp(arg, "--")) { |
| i++; |
| break; |
| } |
| } |
| |
| if (i != argc-1) |
| usage(upload_pack_usage); |
| |
| setup_path(); |
| |
| dir = argv[i]; |
| |
| if (!enter_repo(dir, strict)) |
| die("'%s' does not appear to be a git repository", dir); |
| |
| git_config(upload_pack_config, NULL); |
| upload_pack(); |
| return 0; |
| } |