示例#1
0
文件: push.c 项目: ANKIT-KS/git
int cmd_push(int argc, const char **argv, const char *prefix)
{
	int flags = 0;
	int tags = 0;
	int rc;
	const char *repo = NULL;	/* default repository */
	struct option options[] = {
		OPT__VERBOSITY(&verbosity),
		OPT_STRING( 0 , "repo", &repo, N_("repository"), N_("repository")),
		OPT_BIT( 0 , "all", &flags, N_("push all refs"), TRANSPORT_PUSH_ALL),
		OPT_BIT( 0 , "mirror", &flags, N_("mirror all refs"),
			    (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
		OPT_BOOLEAN( 0, "delete", &deleterefs, N_("delete refs")),
		OPT_BOOLEAN( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
		OPT_BIT('n' , "dry-run", &flags, N_("dry run"), TRANSPORT_PUSH_DRY_RUN),
		OPT_BIT( 0,  "porcelain", &flags, N_("machine-readable output"), TRANSPORT_PUSH_PORCELAIN),
		OPT_BIT('f', "force", &flags, N_("force updates"), TRANSPORT_PUSH_FORCE),
		{ OPTION_CALLBACK, 0, "recurse-submodules", &flags, N_("check"),
			N_("control recursive pushing of submodules"),
			PARSE_OPT_OPTARG, option_parse_recurse_submodules },
		OPT_BOOLEAN( 0 , "thin", &thin, N_("use thin pack")),
		OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_STRING( 0 , "exec", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_BIT('u', "set-upstream", &flags, N_("set upstream for git pull/status"),
			TRANSPORT_PUSH_SET_UPSTREAM),
		OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
		OPT_BIT(0, "prune", &flags, N_("prune locally removed refs"),
			TRANSPORT_PUSH_PRUNE),
		OPT_BIT(0, "no-verify", &flags, N_("bypass pre-push hook"), TRANSPORT_PUSH_NO_HOOK),
		OPT_BIT(0, "follow-tags", &flags, N_("push missing but relevant tags"),
			TRANSPORT_PUSH_FOLLOW_TAGS),
		OPT_END()
	};

	packet_trace_identity("push");
	git_config(git_default_config, NULL);
	argc = parse_options(argc, argv, prefix, options, push_usage, 0);

	if (deleterefs && (tags || (flags & (TRANSPORT_PUSH_ALL | TRANSPORT_PUSH_MIRROR))))
		die(_("--delete is incompatible with --all, --mirror and --tags"));
	if (deleterefs && argc < 2)
		die(_("--delete doesn't make sense without any refs"));

	if (tags)
		add_refspec("refs/tags/*");

	if (argc > 0) {
		repo = argv[0];
		set_refspecs(argv + 1, argc - 1);
	}

	rc = do_push(repo, flags);
	if (rc == -1)
		usage_with_options(push_usage, options);
	else
		return rc;
}
示例#2
0
int cmd_main(int argc, const char **argv)
{
	const char *dir;
	int strict = 0;
	struct option options[] = {
		OPT_BOOL(0, "stateless-rpc", &stateless_rpc,
			 N_("quit after a single request/response exchange")),
		OPT_BOOL(0, "advertise-refs", &advertise_refs,
			 N_("exit immediately after initial ref advertisement")),
		OPT_BOOL(0, "strict", &strict,
			 N_("do not try <directory>/.git/ if <directory> is no Git directory")),
		OPT_INTEGER(0, "timeout", &timeout,
			    N_("interrupt transfer after <n> seconds of inactivity")),
		OPT_END()
	};

	packet_trace_identity("upload-pack");
	check_replace_refs = 0;

	argc = parse_options(argc, argv, NULL, options, upload_pack_usage, 0);

	if (argc != 1)
		usage_with_options(upload_pack_usage, options);

	if (timeout)
		daemon_mode = 1;

	setup_path();

	dir = argv[0];

	if (!enter_repo(dir, strict))
		die("'%s' does not appear to be a git repository", dir);

	git_config(upload_pack_config, NULL);

	switch (determine_protocol_version_server()) {
	case protocol_v1:
		/*
		 * v1 is just the original protocol with a version string,
		 * so just fall through after writing the version string.
		 */
		if (advertise_refs || !stateless_rpc)
			packet_write_fmt(1, "version 1\n");

		/* fallthrough */
	case protocol_v0:
		upload_pack();
		break;
	case protocol_unknown_version:
		BUG("unknown protocol version");
	}

	return 0;
}
示例#3
0
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]);
	read_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 (!prefixcmp(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);
	if (is_repository_shallow())
		die("attempt to fetch/clone from a shallow repository");
	git_config(upload_pack_config, NULL);
	upload_pack();
	return 0;
}
示例#4
0
文件: upload-pack.c 项目: 1tgr/git
int cmd_main(int argc, const char **argv)
{
	const char *dir;
	int strict = 0;
	struct option options[] = {
		OPT_BOOL(0, "stateless-rpc", &stateless_rpc,
			 N_("quit after a single request/response exchange")),
		OPT_BOOL(0, "advertise-refs", &advertise_refs,
			 N_("exit immediately after intial ref advertisement")),
		OPT_BOOL(0, "strict", &strict,
			 N_("do not try <directory>/.git/ if <directory> is no Git directory")),
		OPT_INTEGER(0, "timeout", &timeout,
			    N_("interrupt transfer after <n> seconds of inactivity")),
		OPT_END()
	};

	packet_trace_identity("upload-pack");
	check_replace_refs = 0;

	argc = parse_options(argc, argv, NULL, options, upload_pack_usage, 0);

	if (argc != 1)
		usage_with_options(upload_pack_usage, options);

	if (timeout)
		daemon_mode = 1;

	setup_path();

	dir = argv[0];

	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;
}
示例#5
0
int cmd_clone(int argc, const char **argv, const char *prefix)
{
	int is_bundle = 0, is_local;
	struct stat buf;
	const char *repo_name, *repo, *work_tree, *git_dir;
	char *path, *dir;
	int dest_exists;
	const struct ref *refs, *remote_head;
	const struct ref *remote_head_points_at;
	const struct ref *our_head_points_at;
	struct ref *mapped_refs;
	const struct ref *ref;
	struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
	struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
	struct transport *transport = NULL;
	const char *src_ref_prefix = "refs/heads/";
	struct remote *remote;
	int err = 0, complete_refs_before_fetch = 1;

	struct refspec *refspec;
	const char *fetch_pattern;

	packet_trace_identity("clone");
	argc = parse_options(argc, argv, prefix, builtin_clone_options,
			     builtin_clone_usage, 0);

	if (argc > 2)
		usage_msg_opt(_("Too many arguments."),
			builtin_clone_usage, builtin_clone_options);

	if (argc == 0)
		usage_msg_opt(_("You must specify a repository to clone."),
			builtin_clone_usage, builtin_clone_options);

	if (option_single_branch == -1)
		option_single_branch = option_depth ? 1 : 0;

	if (option_mirror)
		option_bare = 1;

	if (option_bare) {
		if (option_origin)
			die(_("--bare and --origin %s options are incompatible."),
			    option_origin);
		if (real_git_dir)
			die(_("--bare and --separate-git-dir are incompatible."));
		option_no_checkout = 1;
	}

	if (!option_origin)
		option_origin = "origin";

	repo_name = argv[0];

	path = get_repo_path(repo_name, &is_bundle);
	if (path)
		repo = xstrdup(absolute_path(repo_name));
	else if (!strchr(repo_name, ':'))
		die(_("repository '%s' does not exist"), repo_name);
	else
		repo = repo_name;

	/* no need to be strict, transport_set_option() will validate it again */
	if (option_depth && atoi(option_depth) < 1)
		die(_("depth %s is not a positive number"), option_depth);

	if (argc == 2)
		dir = xstrdup(argv[1]);
	else
		dir = guess_dir_name(repo_name, is_bundle, option_bare);
	strip_trailing_slashes(dir);

	dest_exists = !stat(dir, &buf);
	if (dest_exists && !is_empty_dir(dir))
		die(_("destination path '%s' already exists and is not "
			"an empty directory."), dir);

	strbuf_addf(&reflog_msg, "clone: from %s", repo);

	if (option_bare)
		work_tree = NULL;
	else {
		work_tree = getenv("GIT_WORK_TREE");
		if (work_tree && !stat(work_tree, &buf))
			die(_("working tree '%s' already exists."), work_tree);
	}

	if (option_bare || work_tree)
		git_dir = xstrdup(dir);
	else {
		work_tree = dir;
		git_dir = mkpathdup("%s/.git", dir);
	}

	if (!option_bare) {
		junk_work_tree = work_tree;
		if (safe_create_leading_directories_const(work_tree) < 0)
			die_errno(_("could not create leading directories of '%s'"),
				  work_tree);
		if (!dest_exists && mkdir(work_tree, 0777))
			die_errno(_("could not create work tree dir '%s'."),
				  work_tree);
		set_git_work_tree(work_tree);
	}
	junk_git_dir = git_dir;
	atexit(remove_junk);
	sigchain_push_common(remove_junk_on_signal);

	if (safe_create_leading_directories_const(git_dir) < 0)
		die(_("could not create leading directories of '%s'"), git_dir);

	set_git_dir_init(git_dir, real_git_dir, 0);
	if (real_git_dir) {
		git_dir = real_git_dir;
		junk_git_dir = real_git_dir;
	}

	if (0 <= option_verbosity) {
		if (option_bare)
			fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir);
		else
			fprintf(stderr, _("Cloning into '%s'...\n"), dir);
	}
	init_db(option_template, INIT_DB_QUIET);
	write_config(&option_config);

	git_config(git_default_config, NULL);

	if (option_bare) {
		if (option_mirror)
			src_ref_prefix = "refs/";
		strbuf_addstr(&branch_top, src_ref_prefix);

		git_config_set("core.bare", "true");
	} else {
		strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin);
	}

	strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);
	strbuf_addf(&key, "remote.%s.url", option_origin);
	git_config_set(key.buf, repo);
	strbuf_reset(&key);

	if (option_reference.nr)
		setup_reference();
	else if (option_dissociate) {
		warning(_("--dissociate given, but there is no --reference"));
		option_dissociate = 0;
	}

	fetch_pattern = value.buf;
	refspec = parse_fetch_refspec(1, &fetch_pattern);

	strbuf_reset(&value);

	remote = remote_get(option_origin);
	transport = transport_get(remote, remote->url[0]);
	path = get_repo_path(remote->url[0], &is_bundle);
	is_local = option_local != 0 && path && !is_bundle;
	if (is_local) {
		if (option_depth)
			warning(_("--depth is ignored in local clones; use file:// instead."));
		if (!access(mkpath("%s/shallow", path), F_OK)) {
			if (option_local > 0)
				warning(_("source repository is shallow, ignoring --local"));
			is_local = 0;
		}
	}
	if (option_local > 0 && !is_local)
		warning(_("--local is ignored"));
	transport->cloning = 1;

	if (!transport->get_refs_list || (!is_local && !transport->fetch))
		die(_("Don't know how to clone %s"), transport->url);

	transport_set_option(transport, TRANS_OPT_KEEP, "yes");

	if (option_depth)
		transport_set_option(transport, TRANS_OPT_DEPTH,
				     option_depth);
	if (option_single_branch)
		transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");

	transport_set_verbosity(transport, option_verbosity, option_progress);

	if (option_upload_pack)
		transport_set_option(transport, TRANS_OPT_UPLOADPACK,
				     option_upload_pack);

	if (transport->smart_options && !option_depth)
		transport->smart_options->check_self_contained_and_connected = 1;

	refs = transport_get_remote_refs(transport);

	if (refs) {
		mapped_refs = wanted_peer_refs(refs, refspec);
		/*
		 * transport_get_remote_refs() may return refs with null sha-1
		 * in mapped_refs (see struct transport->get_refs_list
		 * comment). In that case we need fetch it early because
		 * remote_head code below relies on it.
		 *
		 * for normal clones, transport_get_remote_refs() should
		 * return reliable ref set, we can delay cloning until after
		 * remote HEAD check.
		 */
		for (ref = refs; ref; ref = ref->next)
			if (is_null_sha1(ref->old_sha1)) {
				complete_refs_before_fetch = 0;
				break;
			}

		if (!is_local && !complete_refs_before_fetch)
			transport_fetch_refs(transport, mapped_refs);

		remote_head = find_ref_by_name(refs, "HEAD");
		remote_head_points_at =
			guess_remote_head(remote_head, mapped_refs, 0);

		if (option_branch) {
			our_head_points_at =
				find_remote_branch(mapped_refs, option_branch);

			if (!our_head_points_at)
				die(_("Remote branch %s not found in upstream %s"),
				    option_branch, option_origin);
		}
		else
			our_head_points_at = remote_head_points_at;
	}
	else {
		if (option_branch)
			die(_("Remote branch %s not found in upstream %s"),
					option_branch, option_origin);

		warning(_("You appear to have cloned an empty repository."));
		mapped_refs = NULL;
		our_head_points_at = NULL;
		remote_head_points_at = NULL;
		remote_head = NULL;
		option_no_checkout = 1;
		if (!option_bare)
			install_branch_config(0, "master", option_origin,
					      "refs/heads/master");
	}

	write_refspec_config(src_ref_prefix, our_head_points_at,
			remote_head_points_at, &branch_top);

	if (is_local)
		clone_local(path, git_dir);
	else if (refs && complete_refs_before_fetch)
		transport_fetch_refs(transport, mapped_refs);

	update_remote_refs(refs, mapped_refs, remote_head_points_at,
			   branch_top.buf, reflog_msg.buf, transport, !is_local);

	update_head(our_head_points_at, remote_head, reflog_msg.buf);

	transport_unlock_pack(transport);
	transport_disconnect(transport);

	if (option_dissociate)
		dissociate_from_references();

	junk_mode = JUNK_LEAVE_REPO;
	err = checkout();

	strbuf_release(&reflog_msg);
	strbuf_release(&branch_top);
	strbuf_release(&key);
	strbuf_release(&value);
	junk_mode = JUNK_LEAVE_ALL;

	free(refspec);
	return err;
}
示例#6
0
文件: fetch-pack.c 项目: Noffica/git
int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
{
	int i, ret;
	struct ref *ref = NULL;
	const char *dest = NULL;
	struct ref **sought = NULL;
	int nr_sought = 0, alloc_sought = 0;
	int fd[2];
	char *pack_lockfile = NULL;
	char **pack_lockfile_ptr = NULL;
	struct child_process *conn;
	struct fetch_pack_args args;
	struct oid_array shallow = OID_ARRAY_INIT;
	struct string_list deepen_not = STRING_LIST_INIT_DUP;
	struct packet_reader reader;
	enum protocol_version version;

	fetch_if_missing = 0;

	packet_trace_identity("fetch-pack");

	memset(&args, 0, sizeof(args));
	args.uploadpack = "git-upload-pack";

	for (i = 1; i < argc && *argv[i] == '-'; i++) {
		const char *arg = argv[i];

		if (skip_prefix(arg, "--upload-pack=", &arg)) {
			args.uploadpack = arg;
			continue;
		}
		if (skip_prefix(arg, "--exec=", &arg)) {
			args.uploadpack = arg;
			continue;
		}
		if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
			args.quiet = 1;
			continue;
		}
		if (!strcmp("--keep", arg) || !strcmp("-k", arg)) {
			args.lock_pack = args.keep_pack;
			args.keep_pack = 1;
			continue;
		}
		if (!strcmp("--thin", arg)) {
			args.use_thin_pack = 1;
			continue;
		}
		if (!strcmp("--include-tag", arg)) {
			args.include_tag = 1;
			continue;
		}
		if (!strcmp("--all", arg)) {
			args.fetch_all = 1;
			continue;
		}
		if (!strcmp("--stdin", arg)) {
			args.stdin_refs = 1;
			continue;
		}
		if (!strcmp("--diag-url", arg)) {
			args.diag_url = 1;
			continue;
		}
		if (!strcmp("-v", arg)) {
			args.verbose = 1;
			continue;
		}
		if (skip_prefix(arg, "--depth=", &arg)) {
			args.depth = strtol(arg, NULL, 0);
			continue;
		}
		if (skip_prefix(arg, "--shallow-since=", &arg)) {
			args.deepen_since = xstrdup(arg);
			continue;
		}
		if (skip_prefix(arg, "--shallow-exclude=", &arg)) {
			string_list_append(&deepen_not, arg);
			continue;
		}
		if (!strcmp(arg, "--deepen-relative")) {
			args.deepen_relative = 1;
			continue;
		}
		if (!strcmp("--no-progress", arg)) {
			args.no_progress = 1;
			continue;
		}
		if (!strcmp("--stateless-rpc", arg)) {
			args.stateless_rpc = 1;
			continue;
		}
		if (!strcmp("--lock-pack", arg)) {
			args.lock_pack = 1;
			pack_lockfile_ptr = &pack_lockfile;
			continue;
		}
		if (!strcmp("--check-self-contained-and-connected", arg)) {
			args.check_self_contained_and_connected = 1;
			continue;
		}
		if (!strcmp("--cloning", arg)) {
			args.cloning = 1;
			continue;
		}
		if (!strcmp("--update-shallow", arg)) {
			args.update_shallow = 1;
			continue;
		}
		if (!strcmp("--from-promisor", arg)) {
			args.from_promisor = 1;
			continue;
		}
		if (!strcmp("--no-dependents", arg)) {
			args.no_dependents = 1;
			continue;
		}
		if (skip_prefix(arg, ("--" CL_ARG__FILTER "="), &arg)) {
			parse_list_objects_filter(&args.filter_options, arg);
			continue;
		}
		if (!strcmp(arg, ("--no-" CL_ARG__FILTER))) {
			list_objects_filter_set_no_filter(&args.filter_options);
			continue;
		}
		usage(fetch_pack_usage);
	}
	if (deepen_not.nr)
		args.deepen_not = &deepen_not;

	if (i < argc)
		dest = argv[i++];
	else
		usage(fetch_pack_usage);

	/*
	 * Copy refs from cmdline to growable list, then append any
	 * refs from the standard input:
	 */
	for (; i < argc; i++)
		add_sought_entry(&sought, &nr_sought, &alloc_sought, argv[i]);
	if (args.stdin_refs) {
		if (args.stateless_rpc) {
			/* in stateless RPC mode we use pkt-line to read
			 * from stdin, until we get a flush packet
			 */
			for (;;) {
				char *line = packet_read_line(0, NULL);
				if (!line)
					break;
				add_sought_entry(&sought, &nr_sought,  &alloc_sought, line);
			}
		}
		else {
			/* read from stdin one ref per line, until EOF */
			struct strbuf line = STRBUF_INIT;
			while (strbuf_getline_lf(&line, stdin) != EOF)
				add_sought_entry(&sought, &nr_sought, &alloc_sought, line.buf);
			strbuf_release(&line);
		}
	}

	if (args.stateless_rpc) {
		conn = NULL;
		fd[0] = 0;
		fd[1] = 1;
	} else {
		int flags = args.verbose ? CONNECT_VERBOSE : 0;
		if (args.diag_url)
			flags |= CONNECT_DIAG_URL;
		conn = git_connect(fd, dest, args.uploadpack,
				   flags);
		if (!conn)
			return args.diag_url ? 0 : 1;
	}

	packet_reader_init(&reader, fd[0], NULL, 0,
			   PACKET_READ_CHOMP_NEWLINE |
			   PACKET_READ_GENTLE_ON_EOF |
			   PACKET_READ_DIE_ON_ERR_PACKET);

	version = discover_version(&reader);
	switch (version) {
	case protocol_v2:
		get_remote_refs(fd[1], &reader, &ref, 0, NULL, NULL);
		break;
	case protocol_v1:
	case protocol_v0:
		get_remote_heads(&reader, &ref, 0, NULL, &shallow);
		break;
	case protocol_unknown_version:
		BUG("unknown protocol version");
	}

	ref = fetch_pack(&args, fd, conn, ref, dest, sought, nr_sought,
			 &shallow, pack_lockfile_ptr, version);
	if (pack_lockfile) {
		printf("lock %s\n", pack_lockfile);
		fflush(stdout);
	}
	if (args.check_self_contained_and_connected &&
	    args.self_contained_and_connected) {
		printf("connectivity-ok\n");
		fflush(stdout);
	}
	close(fd[0]);
	close(fd[1]);
	if (finish_connect(conn))
		return 1;

	ret = !ref;

	/*
	 * If the heads to pull were given, we should have consumed
	 * all of them by matching the remote.  Otherwise, 'git fetch
	 * remote no-such-ref' would silently succeed without issuing
	 * an error.
	 */
	ret |= report_unmatched_refs(sought, nr_sought);

	while (ref) {
		printf("%s %s\n",
		       oid_to_hex(&ref->old_oid), ref->name);
		ref = ref->next;
	}

	return ret;
}
示例#7
0
int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
	int advertise_refs = 0;
	int stateless_rpc = 0;
	int i;
	char *dir = NULL;
	struct command *commands;

	packet_trace_identity("receive-pack");

	argv++;
	for (i = 1; i < argc; i++) {
		const char *arg = *argv++;

		if (*arg == '-') {
			if (!strcmp(arg, "--advertise-refs")) {
				advertise_refs = 1;
				continue;
			}
			if (!strcmp(arg, "--stateless-rpc")) {
				stateless_rpc = 1;
				continue;
			}

			usage(receive_pack_usage);
		}
		if (dir)
			usage(receive_pack_usage);
		dir = xstrdup(arg);
	}
	if (!dir)
		usage(receive_pack_usage);

	setup_path();

	if (!enter_repo(dir, 0))
		die("'%s' does not appear to be a git repository", dir);

	if (is_repository_shallow())
		die("attempt to push into a shallow repository");

	git_config(receive_pack_config, NULL);

	if (0 <= transfer_unpack_limit)
		unpack_limit = transfer_unpack_limit;
	else if (0 <= receive_unpack_limit)
		unpack_limit = receive_unpack_limit;

	if (advertise_refs || !stateless_rpc) {
		write_head_info();
	}
	if (advertise_refs)
		return 0;

	if ((commands = read_head_info()) != NULL) {
		const char *unpack_status = NULL;

		if (!delete_only(commands))
			unpack_status = unpack();
		execute_commands(commands, unpack_status);
		if (pack_lockfile)
			unlink_or_warn(pack_lockfile);
		if (report_status)
			report(commands, unpack_status);
		run_receive_hook(commands, post_receive_hook, 1);
		run_update_post_hook(commands);
		if (auto_gc) {
			const char *argv_gc_auto[] = {
				"gc", "--auto", "--quiet", NULL,
			};
			run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
		}
		if (auto_update_server_info)
			update_server_info(0);
	}
	if (use_sideband)
		packet_flush(1);
	return 0;
}
示例#8
0
文件: receive-pack.c 项目: 1tgr/git
int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
	int advertise_refs = 0;
	struct command *commands;
	struct sha1_array shallow = SHA1_ARRAY_INIT;
	struct sha1_array ref = SHA1_ARRAY_INIT;
	struct shallow_info si;

	struct option options[] = {
		OPT__QUIET(&quiet, N_("quiet")),
		OPT_HIDDEN_BOOL(0, "stateless-rpc", &stateless_rpc, NULL),
		OPT_HIDDEN_BOOL(0, "advertise-refs", &advertise_refs, NULL),
		OPT_HIDDEN_BOOL(0, "reject-thin-pack-for-testing", &reject_thin, NULL),
		OPT_END()
	};

	packet_trace_identity("receive-pack");

	argc = parse_options(argc, argv, prefix, options, receive_pack_usage, 0);

	if (argc > 1)
		usage_msg_opt(_("Too many arguments."), receive_pack_usage, options);
	if (argc == 0)
		usage_msg_opt(_("You must specify a directory."), receive_pack_usage, options);

	service_dir = argv[0];

	setup_path();

	if (!enter_repo(service_dir, 0))
		die("'%s' does not appear to be a git repository", service_dir);

	git_config(receive_pack_config, NULL);
	if (cert_nonce_seed)
		push_cert_nonce = prepare_push_cert_nonce(service_dir, time(NULL));

	if (0 <= transfer_unpack_limit)
		unpack_limit = transfer_unpack_limit;
	else if (0 <= receive_unpack_limit)
		unpack_limit = receive_unpack_limit;

	if (advertise_refs || !stateless_rpc) {
		write_head_info();
	}
	if (advertise_refs)
		return 0;

	if ((commands = read_head_info(&shallow)) != NULL) {
		const char *unpack_status = NULL;
		struct string_list push_options = STRING_LIST_INIT_DUP;

		if (use_push_options)
			read_push_options(&push_options);

		prepare_shallow_info(&si, &shallow);
		if (!si.nr_ours && !si.nr_theirs)
			shallow_update = 0;
		if (!delete_only(commands)) {
			unpack_status = unpack_with_sideband(&si);
			update_shallow_info(commands, &si, &ref);
		}
		use_keepalive = KEEPALIVE_ALWAYS;
		execute_commands(commands, unpack_status, &si,
				 &push_options);
		if (pack_lockfile)
			unlink_or_warn(pack_lockfile);
		if (report_status)
			report(commands, unpack_status);
		run_receive_hook(commands, "post-receive", 1,
				 &push_options);
		run_update_post_hook(commands);
		if (push_options.nr)
			string_list_clear(&push_options, 0);
		if (auto_gc) {
			const char *argv_gc_auto[] = {
				"gc", "--auto", "--quiet", NULL,
			};
			struct child_process proc = CHILD_PROCESS_INIT;

			proc.no_stdin = 1;
			proc.stdout_to_stderr = 1;
			proc.err = use_sideband ? -1 : 0;
			proc.git_cmd = 1;
			proc.argv = argv_gc_auto;

			close_all_packs();
			if (!start_command(&proc)) {
				if (use_sideband)
					copy_to_sideband(proc.err, -1, NULL);
				finish_command(&proc);
			}
		}
		if (auto_update_server_info)
			update_server_info(0);
		clear_shallow_info(&si);
	}
	if (use_sideband)
		packet_flush(1);
	sha1_array_clear(&shallow);
	sha1_array_clear(&ref);
	free((void *)push_cert_nonce);
	return 0;
}
示例#9
0
文件: push.c 项目: AndSoAway/git
int cmd_push(int argc, const char **argv, const char *prefix)
{
	int flags = 0;
	int tags = 0;
	int push_cert = -1;
	int rc;
	const char *repo = NULL;	/* default repository */
	struct option options[] = {
		OPT__VERBOSITY(&verbosity),
		OPT_STRING( 0 , "repo", &repo, N_("repository"), N_("repository")),
		OPT_BIT( 0 , "all", &flags, N_("push all refs"), TRANSPORT_PUSH_ALL),
		OPT_BIT( 0 , "mirror", &flags, N_("mirror all refs"),
			    (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
		OPT_BOOL( 0, "delete", &deleterefs, N_("delete refs")),
		OPT_BOOL( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
		OPT_BIT('n' , "dry-run", &flags, N_("dry run"), TRANSPORT_PUSH_DRY_RUN),
		OPT_BIT( 0,  "porcelain", &flags, N_("machine-readable output"), TRANSPORT_PUSH_PORCELAIN),
		OPT_BIT('f', "force", &flags, N_("force updates"), TRANSPORT_PUSH_FORCE),
		{ OPTION_CALLBACK,
		  0, CAS_OPT_NAME, &cas, N_("refname>:<expect"),
		  N_("require old value of ref to be at this value"),
		  PARSE_OPT_OPTARG, parseopt_push_cas_option },
		{ OPTION_CALLBACK, 0, "recurse-submodules", &recurse_submodules, "check|on-demand|no",
			N_("control recursive pushing of submodules"),
			PARSE_OPT_OPTARG, option_parse_recurse_submodules },
		OPT_BOOL( 0 , "thin", &thin, N_("use thin pack")),
		OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_STRING( 0 , "exec", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_BIT('u', "set-upstream", &flags, N_("set upstream for git pull/status"),
			TRANSPORT_PUSH_SET_UPSTREAM),
		OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
		OPT_BIT(0, "prune", &flags, N_("prune locally removed refs"),
			TRANSPORT_PUSH_PRUNE),
		OPT_BIT(0, "no-verify", &flags, N_("bypass pre-push hook"), TRANSPORT_PUSH_NO_HOOK),
		OPT_BIT(0, "follow-tags", &flags, N_("push missing but relevant tags"),
			TRANSPORT_PUSH_FOLLOW_TAGS),
		{ OPTION_CALLBACK,
		  0, "signed", &push_cert, "yes|no|if-asked", N_("GPG sign the push"),
		  PARSE_OPT_OPTARG, option_parse_push_signed },
		OPT_BIT(0, "atomic", &flags, N_("request atomic transaction on remote side"), TRANSPORT_PUSH_ATOMIC),
		OPT_END()
	};

	packet_trace_identity("push");
	git_config(git_push_config, &flags);
	argc = parse_options(argc, argv, prefix, options, push_usage, 0);
	set_push_cert_flags(&flags, push_cert);

	if (deleterefs && (tags || (flags & (TRANSPORT_PUSH_ALL | TRANSPORT_PUSH_MIRROR))))
		die(_("--delete is incompatible with --all, --mirror and --tags"));
	if (deleterefs && argc < 2)
		die(_("--delete doesn't make sense without any refs"));

	if (recurse_submodules == RECURSE_SUBMODULES_CHECK)
		flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK;
	else if (recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND)
		flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND;

	if (tags)
		add_refspec("refs/tags/*");

	if (argc > 0) {
		repo = argv[0];
		set_refspecs(argv + 1, argc - 1, repo);
	}

	rc = do_push(repo, flags);
	if (rc == -1)
		usage_with_options(push_usage, options);
	else
		return rc;
}
示例#10
0
int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
	int advertise_refs = 0;
	int i;
	struct command *commands;
	struct sha1_array shallow = SHA1_ARRAY_INIT;
	struct sha1_array ref = SHA1_ARRAY_INIT;
	struct shallow_info si;

	packet_trace_identity("receive-pack");

	argv++;
	for (i = 1; i < argc; i++) {
		const char *arg = *argv++;

		if (*arg == '-') {
			if (!strcmp(arg, "--quiet")) {
				quiet = 1;
				continue;
			}

			if (!strcmp(arg, "--advertise-refs")) {
				advertise_refs = 1;
				continue;
			}
			if (!strcmp(arg, "--stateless-rpc")) {
				stateless_rpc = 1;
				continue;
			}
			if (!strcmp(arg, "--reject-thin-pack-for-testing")) {
				fix_thin = 0;
				continue;
			}

			usage(receive_pack_usage);
		}
		if (service_dir)
			usage(receive_pack_usage);
		service_dir = arg;
	}
	if (!service_dir)
		usage(receive_pack_usage);

	setup_path();

	if (!enter_repo(service_dir, 0))
		die("'%s' does not appear to be a git repository", service_dir);

	git_config(receive_pack_config, NULL);
	if (cert_nonce_seed)
		push_cert_nonce = prepare_push_cert_nonce(service_dir, time(NULL));

	if (0 <= transfer_unpack_limit)
		unpack_limit = transfer_unpack_limit;
	else if (0 <= receive_unpack_limit)
		unpack_limit = receive_unpack_limit;

	if (advertise_refs || !stateless_rpc) {
		write_head_info();
	}
	if (advertise_refs)
		return 0;

	if ((commands = read_head_info(&shallow)) != NULL) {
		const char *unpack_status = NULL;

		prepare_shallow_info(&si, &shallow);
		if (!si.nr_ours && !si.nr_theirs)
			shallow_update = 0;
		if (!delete_only(commands)) {
			unpack_status = unpack_with_sideband(&si);
			update_shallow_info(commands, &si, &ref);
		}
		execute_commands(commands, unpack_status, &si);
		if (pack_lockfile)
			unlink_or_warn(pack_lockfile);
		if (report_status)
			report(commands, unpack_status);
		run_receive_hook(commands, "post-receive", 1);
		run_update_post_hook(commands);
		if (auto_gc) {
			const char *argv_gc_auto[] = {
				"gc", "--auto", "--quiet", NULL,
			};
			int opt = RUN_GIT_CMD | RUN_COMMAND_STDOUT_TO_STDERR;
			run_command_v_opt(argv_gc_auto, opt);
		}
		if (auto_update_server_info)
			update_server_info(0);
		clear_shallow_info(&si);
	}
	if (use_sideband)
		packet_flush(1);
	sha1_array_clear(&shallow);
	sha1_array_clear(&ref);
	free((void *)push_cert_nonce);
	return 0;
}
示例#11
0
文件: push.c 项目: dscho/git
int cmd_push(int argc, const char **argv, const char *prefix)
{
	int flags = 0;
	int tags = 0;
	int push_cert = -1;
	int rc;
	const char *repo = NULL;	/* default repository */
	struct string_list push_options_cmdline = STRING_LIST_INIT_DUP;
	struct string_list *push_options;
	const struct string_list_item *item;

	struct option options[] = {
		OPT__VERBOSITY(&verbosity),
		OPT_STRING( 0 , "repo", &repo, N_("repository"), N_("repository")),
		OPT_BIT( 0 , "all", &flags, N_("push all refs"), TRANSPORT_PUSH_ALL),
		OPT_BIT( 0 , "mirror", &flags, N_("mirror all refs"),
			    (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
		OPT_BOOL('d', "delete", &deleterefs, N_("delete refs")),
		OPT_BOOL( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
		OPT_BIT('n' , "dry-run", &flags, N_("dry run"), TRANSPORT_PUSH_DRY_RUN),
		OPT_BIT( 0,  "porcelain", &flags, N_("machine-readable output"), TRANSPORT_PUSH_PORCELAIN),
		OPT_BIT('f', "force", &flags, N_("force updates"), TRANSPORT_PUSH_FORCE),
		{ OPTION_CALLBACK,
		  0, CAS_OPT_NAME, &cas, N_("<refname>:<expect>"),
		  N_("require old value of ref to be at this value"),
		  PARSE_OPT_OPTARG | PARSE_OPT_LITERAL_ARGHELP, parseopt_push_cas_option },
		{ OPTION_CALLBACK, 0, "recurse-submodules", &recurse_submodules, "(check|on-demand|no)",
			N_("control recursive pushing of submodules"),
			PARSE_OPT_OPTARG, option_parse_recurse_submodules },
		OPT_BOOL_F( 0 , "thin", &thin, N_("use thin pack"), PARSE_OPT_NOCOMPLETE),
		OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_STRING( 0 , "exec", &receivepack, "receive-pack", N_("receive pack program")),
		OPT_BIT('u', "set-upstream", &flags, N_("set upstream for git pull/status"),
			TRANSPORT_PUSH_SET_UPSTREAM),
		OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
		OPT_BIT(0, "prune", &flags, N_("prune locally removed refs"),
			TRANSPORT_PUSH_PRUNE),
		OPT_BIT(0, "no-verify", &flags, N_("bypass pre-push hook"), TRANSPORT_PUSH_NO_HOOK),
		OPT_BIT(0, "follow-tags", &flags, N_("push missing but relevant tags"),
			TRANSPORT_PUSH_FOLLOW_TAGS),
		{ OPTION_CALLBACK,
		  0, "signed", &push_cert, "(yes|no|if-asked)", N_("GPG sign the push"),
		  PARSE_OPT_OPTARG, option_parse_push_signed },
		OPT_BIT(0, "atomic", &flags, N_("request atomic transaction on remote side"), TRANSPORT_PUSH_ATOMIC),
		OPT_STRING_LIST('o', "push-option", &push_options_cmdline, N_("server-specific"), N_("option to transmit")),
		OPT_SET_INT('4', "ipv4", &family, N_("use IPv4 addresses only"),
				TRANSPORT_FAMILY_IPV4),
		OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"),
				TRANSPORT_FAMILY_IPV6),
		OPT_END()
	};

	packet_trace_identity("push");
	git_config(git_push_config, &flags);
	argc = parse_options(argc, argv, prefix, options, push_usage, 0);
	push_options = (push_options_cmdline.nr
		? &push_options_cmdline
		: &push_options_config);
	set_push_cert_flags(&flags, push_cert);

	if (deleterefs && (tags || (flags & (TRANSPORT_PUSH_ALL | TRANSPORT_PUSH_MIRROR))))
		die(_("--delete is incompatible with --all, --mirror and --tags"));
	if (deleterefs && argc < 2)
		die(_("--delete doesn't make sense without any refs"));
	if (flags & TRANSPORT_PUSH_ALL) {
		if (tags)
			die(_("--all and --tags are incompatible"));
		if (argc >= 2)
			die(_("--all can't be combined with refspecs"));
	}
	if (flags & TRANSPORT_PUSH_MIRROR) {
		if (tags)
			die(_("--mirror and --tags are incompatible"));
		if (argc >= 2)
			die(_("--mirror can't be combined with refspecs"));
	}
	if ((flags & TRANSPORT_PUSH_ALL) && (flags & TRANSPORT_PUSH_MIRROR))
		die(_("--all and --mirror are incompatible"));

	if (recurse_submodules == RECURSE_SUBMODULES_CHECK)
		flags |= TRANSPORT_RECURSE_SUBMODULES_CHECK;
	else if (recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND)
		flags |= TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND;
	else if (recurse_submodules == RECURSE_SUBMODULES_ONLY)
		flags |= TRANSPORT_RECURSE_SUBMODULES_ONLY;

	if (tags)
		refspec_append(&rs, "refs/tags/*");

	if (argc > 0) {
		repo = argv[0];
		set_refspecs(argv + 1, argc - 1, repo);
	}

	for_each_string_list_item(item, push_options)
		if (strchr(item->string, '\n'))
			die(_("push options must not have new line characters"));

	rc = do_push(repo, flags, push_options);
	string_list_clear(&push_options_cmdline, 0);
	string_list_clear(&push_options_config, 0);
	if (rc == -1)
		usage_with_options(push_usage, options);
	else
		return rc;
}
示例#12
0
文件: fetch-pack.c 项目: 2quala/git
int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
{
	int i, ret;
	struct ref *ref = NULL;
	const char *dest = NULL;
	struct ref **sought = NULL;
	int nr_sought = 0, alloc_sought = 0;
	int fd[2];
	char *pack_lockfile = NULL;
	char **pack_lockfile_ptr = NULL;
	struct child_process *conn;
	struct fetch_pack_args args;
	struct sha1_array shallow = SHA1_ARRAY_INIT;

	packet_trace_identity("fetch-pack");

	memset(&args, 0, sizeof(args));
	args.uploadpack = "git-upload-pack";

	for (i = 1; i < argc && *argv[i] == '-'; i++) {
		const char *arg = argv[i];

		if (starts_with(arg, "--upload-pack=")) {
			args.uploadpack = arg + 14;
			continue;
		}
		if (starts_with(arg, "--exec=")) {
			args.uploadpack = arg + 7;
			continue;
		}
		if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
			args.quiet = 1;
			continue;
		}
		if (!strcmp("--keep", arg) || !strcmp("-k", arg)) {
			args.lock_pack = args.keep_pack;
			args.keep_pack = 1;
			continue;
		}
		if (!strcmp("--thin", arg)) {
			args.use_thin_pack = 1;
			continue;
		}
		if (!strcmp("--include-tag", arg)) {
			args.include_tag = 1;
			continue;
		}
		if (!strcmp("--all", arg)) {
			args.fetch_all = 1;
			continue;
		}
		if (!strcmp("--stdin", arg)) {
			args.stdin_refs = 1;
			continue;
		}
		if (!strcmp("--diag-url", arg)) {
			args.diag_url = 1;
			continue;
		}
		if (!strcmp("-v", arg)) {
			args.verbose = 1;
			continue;
		}
		if (starts_with(arg, "--depth=")) {
			args.depth = strtol(arg + 8, NULL, 0);
			continue;
		}
		if (!strcmp("--no-progress", arg)) {
			args.no_progress = 1;
			continue;
		}
		if (!strcmp("--stateless-rpc", arg)) {
			args.stateless_rpc = 1;
			continue;
		}
		if (!strcmp("--lock-pack", arg)) {
			args.lock_pack = 1;
			pack_lockfile_ptr = &pack_lockfile;
			continue;
		}
		if (!strcmp("--check-self-contained-and-connected", arg)) {
			args.check_self_contained_and_connected = 1;
			continue;
		}
		if (!strcmp("--cloning", arg)) {
			args.cloning = 1;
			continue;
		}
		if (!strcmp("--update-shallow", arg)) {
			args.update_shallow = 1;
			continue;
		}
		usage(fetch_pack_usage);
	}

	if (i < argc)
		dest = argv[i++];
	else
		usage(fetch_pack_usage);

	/*
	 * Copy refs from cmdline to growable list, then append any
	 * refs from the standard input:
	 */
	for (; i < argc; i++)
		add_sought_entry(&sought, &nr_sought, &alloc_sought, argv[i]);
	if (args.stdin_refs) {
		if (args.stateless_rpc) {
			/* in stateless RPC mode we use pkt-line to read
			 * from stdin, until we get a flush packet
			 */
			for (;;) {
				char *line = packet_read_line(0, NULL);
				if (!line)
					break;
				add_sought_entry(&sought, &nr_sought,  &alloc_sought, line);
			}
		}
		else {
			/* read from stdin one ref per line, until EOF */
			struct strbuf line = STRBUF_INIT;
			while (strbuf_getline(&line, stdin, '\n') != EOF)
				add_sought_entry(&sought, &nr_sought, &alloc_sought, line.buf);
			strbuf_release(&line);
		}
	}

	if (args.stateless_rpc) {
		conn = NULL;
		fd[0] = 0;
		fd[1] = 1;
	} else {
		int flags = args.verbose ? CONNECT_VERBOSE : 0;
		if (args.diag_url)
			flags |= CONNECT_DIAG_URL;
		conn = git_connect(fd, dest, args.uploadpack,
				   flags);
		if (!conn)
			return args.diag_url ? 0 : 1;
	}
	get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL, &shallow);

	ref = fetch_pack(&args, fd, conn, ref, dest, sought, nr_sought,
			 &shallow, pack_lockfile_ptr);
	if (pack_lockfile) {
		printf("lock %s\n", pack_lockfile);
		fflush(stdout);
	}
	if (args.check_self_contained_and_connected &&
	    args.self_contained_and_connected) {
		printf("connectivity-ok\n");
		fflush(stdout);
	}
	close(fd[0]);
	close(fd[1]);
	if (finish_connect(conn))
		return 1;

	ret = !ref;

	/*
	 * If the heads to pull were given, we should have consumed
	 * all of them by matching the remote.  Otherwise, 'git fetch
	 * remote no-such-ref' would silently succeed without issuing
	 * an error.
	 */
	for (i = 0; i < nr_sought; i++) {
		if (!sought[i] || sought[i]->matched)
			continue;
		error("no such remote ref %s", sought[i]->name);
		ret = 1;
	}

	while (ref) {
		printf("%s %s\n",
		       sha1_to_hex(ref->old_sha1), ref->name);
		ref = ref->next;
	}

	return ret;
}
示例#13
0
int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
{
	int i, ret, nr_heads;
	struct ref *ref = NULL;
	char *dest = NULL, **heads;
	int fd[2];
	char *pack_lockfile = NULL;
	char **pack_lockfile_ptr = NULL;
	struct child_process *conn;

	packet_trace_identity("fetch-pack");

	nr_heads = 0;
	heads = NULL;
	for (i = 1; i < argc; i++) {
		const char *arg = argv[i];

		if (*arg == '-') {
			if (!prefixcmp(arg, "--upload-pack=")) {
				args.uploadpack = arg + 14;
				continue;
			}
			if (!prefixcmp(arg, "--exec=")) {
				args.uploadpack = arg + 7;
				continue;
			}
			if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
				args.quiet = 1;
				continue;
			}
			if (!strcmp("--keep", arg) || !strcmp("-k", arg)) {
				args.lock_pack = args.keep_pack;
				args.keep_pack = 1;
				continue;
			}
			if (!strcmp("--thin", arg)) {
				args.use_thin_pack = 1;
				continue;
			}
			if (!strcmp("--include-tag", arg)) {
				args.include_tag = 1;
				continue;
			}
			if (!strcmp("--all", arg)) {
				args.fetch_all = 1;
				continue;
			}
			if (!strcmp("-v", arg)) {
				args.verbose = 1;
				continue;
			}
			if (!prefixcmp(arg, "--depth=")) {
				args.depth = strtol(arg + 8, NULL, 0);
				continue;
			}
			if (!strcmp("--no-progress", arg)) {
				args.no_progress = 1;
				continue;
			}
			if (!strcmp("--stateless-rpc", arg)) {
				args.stateless_rpc = 1;
				continue;
			}
			if (!strcmp("--lock-pack", arg)) {
				args.lock_pack = 1;
				pack_lockfile_ptr = &pack_lockfile;
				continue;
			}
			usage(fetch_pack_usage);
		}
		dest = (char *)arg;
		heads = (char **)(argv + i + 1);
		nr_heads = argc - i - 1;
		break;
	}
	if (!dest)
		usage(fetch_pack_usage);

	if (args.stateless_rpc) {
		conn = NULL;
		fd[0] = 0;
		fd[1] = 1;
	} else {
		conn = git_connect(fd, (char *)dest, args.uploadpack,
				   args.verbose ? CONNECT_VERBOSE : 0);
	}

	get_remote_heads(fd[0], &ref, 0, NULL);

	ref = fetch_pack(&args, fd, conn, ref, dest,
		nr_heads, heads, pack_lockfile_ptr);
	if (pack_lockfile) {
		printf("lock %s\n", pack_lockfile);
		fflush(stdout);
	}
	close(fd[0]);
	close(fd[1]);
	if (finish_connect(conn))
		ref = NULL;
	ret = !ref;

	if (!ret && nr_heads) {
		/* If the heads to pull were given, we should have
		 * consumed all of them by matching the remote.
		 * Otherwise, 'git fetch remote no-such-ref' would
		 * silently succeed without issuing an error.
		 */
		for (i = 0; i < nr_heads; i++)
			if (heads[i] && heads[i][0]) {
				error("no such remote ref %s", heads[i]);
				ret = 1;
			}
	}
	while (ref) {
		printf("%s %s\n",
		       sha1_to_hex(ref->old_sha1), ref->name);
		ref = ref->next;
	}

	return ret;
}
示例#14
0
int cmd_clone(int argc, const char **argv, const char *prefix)
{
	int is_bundle = 0, is_local;
	struct stat buf;
	const char *repo_name, *repo, *work_tree, *git_dir;
	char *path, *dir;
	int dest_exists;
	const struct ref *refs, *remote_head;
	const struct ref *remote_head_points_at;
	const struct ref *our_head_points_at;
	struct ref *mapped_refs;
	struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
	struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
	struct transport *transport = NULL;
	char *src_ref_prefix = "refs/heads/";
	int err = 0;

	struct refspec *refspec;
	const char *fetch_pattern;

	junk_pid = getpid();

	packet_trace_identity("clone");
	argc = parse_options(argc, argv, prefix, builtin_clone_options,
			     builtin_clone_usage, 0);

	if (argc > 2)
		usage_msg_opt(_("Too many arguments."),
			builtin_clone_usage, builtin_clone_options);

	if (argc == 0)
		usage_msg_opt(_("You must specify a repository to clone."),
			builtin_clone_usage, builtin_clone_options);

	if (option_mirror)
		option_bare = 1;

	if (option_bare) {
		if (option_origin)
			die(_("--bare and --origin %s options are incompatible."),
			    option_origin);
		option_no_checkout = 1;
	}

	if (!option_origin)
		option_origin = "origin";

	repo_name = argv[0];

	path = get_repo_path(repo_name, &is_bundle);
	if (path)
		repo = xstrdup(absolute_path(repo_name));
	else if (!strchr(repo_name, ':'))
		die(_("repository '%s' does not exist"), repo_name);
	else
		repo = repo_name;
	is_local = path && !is_bundle;
	if (is_local && option_depth)
		warning(_("--depth is ignored in local clones; use file:// instead."));

	if (argc == 2)
		dir = xstrdup(argv[1]);
	else
		dir = guess_dir_name(repo_name, is_bundle, option_bare);
	strip_trailing_slashes(dir);

	dest_exists = !stat(dir, &buf);
	if (dest_exists && !is_empty_dir(dir))
		die(_("destination path '%s' already exists and is not "
			"an empty directory."), dir);

	strbuf_addf(&reflog_msg, "clone: from %s", repo);

	if (option_bare)
		work_tree = NULL;
	else {
		work_tree = getenv("GIT_WORK_TREE");
		if (work_tree && !stat(work_tree, &buf))
			die(_("working tree '%s' already exists."), work_tree);
	}

	if (option_bare || work_tree)
		git_dir = xstrdup(dir);
	else {
		work_tree = dir;
		git_dir = xstrdup(mkpath("%s/.git", dir));
	}

	if (!option_bare) {
		junk_work_tree = work_tree;
		if (safe_create_leading_directories_const(work_tree) < 0)
			die_errno(_("could not create leading directories of '%s'"),
				  work_tree);
		if (!dest_exists && mkdir(work_tree, 0755))
			die_errno(_("could not create work tree dir '%s'."),
				  work_tree);
		set_git_work_tree(work_tree);
	}
	junk_git_dir = git_dir;
	atexit(remove_junk);
	sigchain_push_common(remove_junk_on_signal);

	setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1);

	if (safe_create_leading_directories_const(git_dir) < 0)
		die(_("could not create leading directories of '%s'"), git_dir);

	set_git_dir_init(git_dir, real_git_dir, 0);
	if (real_git_dir)
		git_dir = real_git_dir;

	if (0 <= option_verbosity) {
		if (option_bare)
			printf(_("Cloning into bare repository %s...\n"), dir);
		else
			printf(_("Cloning into %s...\n"), dir);
	}
	init_db(option_template, INIT_DB_QUIET);
	write_config(&option_config);

	/*
	 * At this point, the config exists, so we do not need the
	 * environment variable.  We actually need to unset it, too, to
	 * re-enable parsing of the global configs.
	 */
	unsetenv(CONFIG_ENVIRONMENT);

	git_config(git_default_config, NULL);

	if (option_bare) {
		if (option_mirror)
			src_ref_prefix = "refs/";
		strbuf_addstr(&branch_top, src_ref_prefix);

		git_config_set("core.bare", "true");
	} else {
		strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin);
	}

	strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);

	if (option_mirror || !option_bare) {
		/* Configure the remote */
		strbuf_addf(&key, "remote.%s.fetch", option_origin);
		git_config_set_multivar(key.buf, value.buf, "^$", 0);
		strbuf_reset(&key);

		if (option_mirror) {
			strbuf_addf(&key, "remote.%s.mirror", option_origin);
			git_config_set(key.buf, "true");
			strbuf_reset(&key);
		}
	}

	strbuf_addf(&key, "remote.%s.url", option_origin);
	git_config_set(key.buf, repo);
	strbuf_reset(&key);

	if (option_reference.nr)
		setup_reference();

	fetch_pattern = value.buf;
	refspec = parse_fetch_refspec(1, &fetch_pattern);

	strbuf_reset(&value);

	if (is_local) {
		refs = clone_local(path, git_dir);
		mapped_refs = wanted_peer_refs(refs, refspec);
	} else {
		struct remote *remote = remote_get(option_origin);
		transport = transport_get(remote, remote->url[0]);

		if (!transport->get_refs_list || !transport->fetch)
			die(_("Don't know how to clone %s"), transport->url);

		transport_set_option(transport, TRANS_OPT_KEEP, "yes");

		if (option_depth)
			transport_set_option(transport, TRANS_OPT_DEPTH,
					     option_depth);

		transport_set_verbosity(transport, option_verbosity, option_progress);

		if (option_upload_pack)
			transport_set_option(transport, TRANS_OPT_UPLOADPACK,
					     option_upload_pack);

		refs = transport_get_remote_refs(transport);
		if (refs) {
			mapped_refs = wanted_peer_refs(refs, refspec);
			transport_fetch_refs(transport, mapped_refs);
		}
	}

	if (refs) {
		clear_extra_refs();

		write_remote_refs(mapped_refs);

		remote_head = find_ref_by_name(refs, "HEAD");
		remote_head_points_at =
			guess_remote_head(remote_head, mapped_refs, 0);

		if (option_branch) {
			struct strbuf head = STRBUF_INIT;
			strbuf_addstr(&head, src_ref_prefix);
			strbuf_addstr(&head, option_branch);
			our_head_points_at =
				find_ref_by_name(mapped_refs, head.buf);
			strbuf_release(&head);

			if (!our_head_points_at) {
				warning(_("Remote branch %s not found in "
					"upstream %s, using HEAD instead"),
					option_branch, option_origin);
				our_head_points_at = remote_head_points_at;
			}
		}
		else
			our_head_points_at = remote_head_points_at;
	}
	else {
		warning(_("You appear to have cloned an empty repository."));
		our_head_points_at = NULL;
		remote_head_points_at = NULL;
		remote_head = NULL;
		option_no_checkout = 1;
		if (!option_bare)
			install_branch_config(0, "master", option_origin,
					      "refs/heads/master");
	}

	if (remote_head_points_at && !option_bare) {
		struct strbuf head_ref = STRBUF_INIT;
		strbuf_addstr(&head_ref, branch_top.buf);
		strbuf_addstr(&head_ref, "HEAD");
		create_symref(head_ref.buf,
			      remote_head_points_at->peer_ref->name,
			      reflog_msg.buf);
	}

	if (our_head_points_at) {
		/* Local default branch link */
		create_symref("HEAD", our_head_points_at->name, NULL);
		if (!option_bare) {
			const char *head = skip_prefix(our_head_points_at->name,
						       "refs/heads/");
			update_ref(reflog_msg.buf, "HEAD",
				   our_head_points_at->old_sha1,
				   NULL, 0, DIE_ON_ERR);
			install_branch_config(0, head, option_origin,
					      our_head_points_at->name);
		}
	} else if (remote_head) {
		/* Source had detached HEAD pointing somewhere. */
		if (!option_bare) {
			update_ref(reflog_msg.buf, "HEAD",
				   remote_head->old_sha1,
				   NULL, REF_NODEREF, DIE_ON_ERR);
			our_head_points_at = remote_head;
		}
	} else {
		/* Nothing to checkout out */
		if (!option_no_checkout)
			warning(_("remote HEAD refers to nonexistent ref, "
				"unable to checkout.\n"));
		option_no_checkout = 1;
	}

	if (transport) {
		transport_unlock_pack(transport);
		transport_disconnect(transport);
	}

	if (!option_no_checkout) {
		struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
		struct unpack_trees_options opts;
		struct tree *tree;
		struct tree_desc t;
		int fd;

		/* We need to be in the new work tree for the checkout */
		setup_work_tree();

		fd = hold_locked_index(lock_file, 1);

		memset(&opts, 0, sizeof opts);
		opts.update = 1;
		opts.merge = 1;
		opts.fn = oneway_merge;
		opts.verbose_update = (option_verbosity > 0);
		opts.src_index = &the_index;
		opts.dst_index = &the_index;

		tree = parse_tree_indirect(our_head_points_at->old_sha1);
		parse_tree(tree);
		init_tree_desc(&t, tree->buffer, tree->size);
		unpack_trees(1, &t, &opts);

		if (write_cache(fd, active_cache, active_nr) ||
		    commit_locked_index(lock_file))
			die(_("unable to write new index file"));

		err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1),
				sha1_to_hex(our_head_points_at->old_sha1), "1",
				NULL);

		if (!err && option_recursive)
			err = run_command_v_opt(argv_submodule, RUN_GIT_CMD);
	}

	strbuf_release(&reflog_msg);
	strbuf_release(&branch_top);
	strbuf_release(&key);
	strbuf_release(&value);
	junk_pid = 0;
	return err;
}