2 * serve.c : Functions for serving the Subversion protocol
4 * ====================================================================
5 * Licensed to the Apache Software Foundation (ASF) under one
6 * or more contributor license agreements. See the NOTICE file
7 * distributed with this work for additional information
8 * regarding copyright ownership. The ASF licenses this file
9 * to you under the Apache License, Version 2.0 (the
10 * "License"); you may not use this file except in compliance
11 * with the License. You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing,
16 * software distributed under the License is distributed on an
17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18 * KIND, either express or implied. See the License for the
19 * specific language governing permissions and limitations
21 * ====================================================================
27 #include <limits.h> /* for UINT_MAX */
30 #define APR_WANT_STRFUNC
32 #include <apr_general.h>
34 #include <apr_strings.h>
36 #include "svn_compat.h"
37 #include "svn_private_config.h" /* For SVN_PATH_LOCAL_SEPARATOR */
39 #include "svn_types.h"
40 #include "svn_string.h"
41 #include "svn_pools.h"
42 #include "svn_error.h"
43 #include "svn_ra.h" /* for SVN_RA_CAPABILITY_* */
44 #include "svn_ra_svn.h"
45 #include "svn_repos.h"
46 #include "svn_dirent_uri.h"
49 #include "svn_config.h"
50 #include "svn_props.h"
51 #include "svn_mergeinfo.h"
54 #include "private/svn_log.h"
55 #include "private/svn_mergeinfo_private.h"
56 #include "private/svn_ra_svn_private.h"
57 #include "private/svn_fspath.h"
60 #include <unistd.h> /* For getpid() */
65 typedef struct commit_callback_baton_t {
67 svn_revnum_t *new_rev;
70 const char **post_commit_err;
71 } commit_callback_baton_t;
73 typedef struct report_driver_baton_t {
75 const char *repos_url; /* Decoded repository URL. */
78 /* so update() can distinguish checkout from update in logging */
80 svn_boolean_t only_empty_entries;
81 /* for diff() logging */
82 svn_revnum_t *from_rev;
83 } report_driver_baton_t;
85 typedef struct log_baton_t {
87 svn_ra_svn_conn_t *conn;
91 typedef struct file_revs_baton_t {
92 svn_ra_svn_conn_t *conn;
93 apr_pool_t *pool; /* Pool provided in the handler call. */
96 typedef struct fs_warning_baton_t {
97 server_baton_t *server;
98 svn_ra_svn_conn_t *conn;
100 } fs_warning_baton_t;
102 typedef struct authz_baton_t {
103 server_baton_t *server;
104 svn_ra_svn_conn_t *conn;
107 /* Write LEN bytes of ERRSTR to LOG_FILE with svn_io_file_write(). */
109 log_write(apr_file_t *log_file, const char *errstr, apr_size_t len,
112 return svn_io_file_write(log_file, errstr, &len, pool);
116 log_error(svn_error_t *err, apr_file_t *log_file, const char *remote_host,
117 const char *user, const char *repos, apr_pool_t *pool)
119 const char *timestr, *continuation;
121 /* 8192 from MAX_STRING_LEN in from httpd-2.2.4/include/httpd.h */
124 if (err == SVN_NO_ERROR)
127 if (log_file == NULL)
130 timestr = svn_time_to_cstring(apr_time_now(), pool);
131 remote_host = (remote_host ? remote_host : "-");
132 user = (user ? user : "-");
133 repos = (repos ? repos : "-");
138 const char *message = svn_err_best_message(err, errbuf, sizeof(errbuf));
139 /* based on httpd-2.2.4/server/log.c:log_error_core */
140 apr_size_t len = apr_snprintf(errstr, sizeof(errstr),
142 " %s %s %s %s ERR%s %s %ld %d ",
143 getpid(), timestr, remote_host, user,
145 err->file ? err->file : "-", err->line,
148 len += escape_errorlog_item(errstr + len, message,
149 sizeof(errstr) - len);
150 /* Truncate for the terminator (as apr_snprintf does) */
151 if (len > sizeof(errstr) - sizeof(APR_EOL_STR)) {
152 len = sizeof(errstr) - sizeof(APR_EOL_STR);
154 strcpy(errstr + len, APR_EOL_STR);
155 len += strlen(APR_EOL_STR);
156 svn_error_clear(log_write(log_file, errstr, len, pool));
163 /* Call log_error with log_file, remote_host, user, and repos
164 arguments from SERVER and CONN. */
166 log_server_error(svn_error_t *err, server_baton_t *server,
167 svn_ra_svn_conn_t *conn, apr_pool_t *pool)
169 log_error(err, server->log_file, svn_ra_svn_conn_remote_host(conn),
170 server->user, server->repos_name, pool);
173 /* svn_error_create() a new error, log_server_error() it, and
176 error_create_and_log(apr_status_t apr_err, svn_error_t *child,
177 const char *message, server_baton_t *server,
178 svn_ra_svn_conn_t *conn, apr_pool_t *pool)
180 svn_error_t *err = svn_error_create(apr_err, child, message);
181 log_server_error(err, server, conn, pool);
185 /* Log a failure ERR, transmit ERR back to the client (as part of a
186 "failure" notification), consume ERR, and flush the connection. */
188 log_fail_and_flush(svn_error_t *err, server_baton_t *server,
189 svn_ra_svn_conn_t *conn, apr_pool_t *pool)
193 log_server_error(err, server, conn, pool);
194 io_err = svn_ra_svn__write_cmd_failure(conn, pool, err);
195 svn_error_clear(err);
197 return svn_ra_svn__flush(conn, pool);
200 /* Log a client command. */
201 static svn_error_t *log_command(server_baton_t *b,
202 svn_ra_svn_conn_t *conn,
204 const char *fmt, ...)
206 const char *remote_host, *timestr, *log, *line;
210 if (b->log_file == NULL)
213 remote_host = svn_ra_svn_conn_remote_host(conn);
214 timestr = svn_time_to_cstring(apr_time_now(), pool);
217 log = apr_pvsprintf(pool, fmt, ap);
220 line = apr_psprintf(pool, "%" APR_PID_T_FMT
221 " %s %s %s %s %s" APR_EOL_STR,
223 (remote_host ? remote_host : "-"),
224 (b->user ? b->user : "-"), b->repos_name, log);
225 nbytes = strlen(line);
227 return log_write(b->log_file, line, nbytes, pool);
230 /* Log an authz failure */
232 log_authz_denied(const char *path,
233 svn_repos_authz_access_t required,
235 svn_ra_svn_conn_t *conn,
238 const char *timestr, *remote_host, *line;
240 if (b->log_file == NULL)
246 timestr = svn_time_to_cstring(apr_time_now(), pool);
247 remote_host = svn_ra_svn_conn_remote_host(conn);
249 line = apr_psprintf(pool, "%" APR_PID_T_FMT
250 " %s %s %s %s Authorization Failed %s%s %s" APR_EOL_STR,
252 (remote_host ? remote_host : "-"),
253 (b->user ? b->user : "-"),
255 (required & svn_authz_recursive ? "recursive " : ""),
256 (required & svn_authz_write ? "write" : "read"),
257 (path && path[0] ? path : "/"));
259 return log_write(b->log_file, line, strlen(line), pool);
263 svn_error_t *load_pwdb_config(server_baton_t *server,
264 svn_ra_svn_conn_t *conn,
267 const char *pwdb_path;
270 svn_config_get(server->cfg, &pwdb_path, SVN_CONFIG_SECTION_GENERAL,
271 SVN_CONFIG_OPTION_PASSWORD_DB, NULL);
276 pwdb_path = svn_dirent_internal_style(pwdb_path, pool);
277 pwdb_path = svn_dirent_join(server->base, pwdb_path, pool);
279 err = svn_config_read3(&server->pwdb, pwdb_path, TRUE,
283 log_server_error(err, server, conn, pool);
285 /* Because it may be possible to read the pwdb file with some
286 access methods and not others, ignore errors reading the pwdb
287 file and just don't present password authentication as an
288 option. Also, some authentications (e.g. --tunnel) can
289 proceed without it anyway.
291 ### Not entirely sure why SVN_ERR_BAD_FILENAME is checked
292 ### for here. That seems to have been introduced in r856914,
293 ### and only in r870942 was the APR_EACCES check introduced. */
294 if (err->apr_err != SVN_ERR_BAD_FILENAME
295 && ! APR_STATUS_IS_EACCES(err->apr_err))
297 /* Now that we've logged the error, clear it and return a
298 * nice, generic error to the user:
299 * http://subversion.tigris.org/issues/show_bug.cgi?id=2271 */
300 svn_error_clear(err);
301 return svn_error_create(SVN_ERR_AUTHN_FAILED, NULL, NULL);
304 /* Ignore SVN_ERR_BAD_FILENAME and APR_EACCES and proceed. */
305 svn_error_clear(err);
312 /* Canonicalize *ACCESS_FILE based on the type of argument. Results are
313 * placed in *ACCESS_FILE. SERVER baton is used to convert relative paths to
314 * absolute paths rooted at the server root. REPOS_ROOT is used to calculate
315 * an absolute URL for repos-relative URLs. */
317 canonicalize_access_file(const char **access_file, server_baton_t *server,
318 const char *repos_root, apr_pool_t *pool)
320 if (svn_path_is_url(*access_file))
322 *access_file = svn_uri_canonicalize(*access_file, pool);
324 else if (svn_path_is_repos_relative_url(*access_file))
326 const char *repos_root_url;
328 SVN_ERR(svn_uri_get_file_url_from_dirent(&repos_root_url, repos_root,
330 SVN_ERR(svn_path_resolve_repos_relative_url(access_file, *access_file,
331 repos_root_url, pool));
332 *access_file = svn_uri_canonicalize(*access_file, pool);
336 *access_file = svn_dirent_internal_style(*access_file, pool);
337 *access_file = svn_dirent_join(server->base, *access_file, pool);
343 svn_error_t *load_authz_config(server_baton_t *server,
344 svn_ra_svn_conn_t *conn,
345 const char *repos_root,
348 const char *authzdb_path;
349 const char *groupsdb_path;
352 /* Read authz configuration. */
353 svn_config_get(server->cfg, &authzdb_path, SVN_CONFIG_SECTION_GENERAL,
354 SVN_CONFIG_OPTION_AUTHZ_DB, NULL);
356 svn_config_get(server->cfg, &groupsdb_path, SVN_CONFIG_SECTION_GENERAL,
357 SVN_CONFIG_OPTION_GROUPS_DB, NULL);
361 const char *case_force_val;
363 /* Canonicalize and add the base onto the authzdb_path (if needed). */
364 err = canonicalize_access_file(&authzdb_path, server,
367 /* Same for the groupsdb_path if it is present. */
368 if (groupsdb_path && !err)
369 err = canonicalize_access_file(&groupsdb_path, server,
373 err = svn_repos_authz_read2(&server->authzdb, authzdb_path,
374 groupsdb_path, TRUE, pool);
378 log_server_error(err, server, conn, pool);
379 svn_error_clear(err);
380 return svn_error_create(SVN_ERR_AUTHZ_INVALID_CONFIG, NULL, NULL);
383 /* Are we going to be case-normalizing usernames when we consult
384 * this authz file? */
385 svn_config_get(server->cfg, &case_force_val, SVN_CONFIG_SECTION_GENERAL,
386 SVN_CONFIG_OPTION_FORCE_USERNAME_CASE, NULL);
389 if (strcmp(case_force_val, "upper") == 0)
390 server->username_case = CASE_FORCE_UPPER;
391 else if (strcmp(case_force_val, "lower") == 0)
392 server->username_case = CASE_FORCE_LOWER;
394 server->username_case = CASE_ASIS;
399 server->authzdb = NULL;
400 server->username_case = CASE_ASIS;
406 /* Set *FS_PATH to the portion of URL that is the path within the
407 repository, if URL is inside REPOS_URL (if URL is not inside
408 REPOS_URL, then error, with the effect on *FS_PATH undefined).
410 If the resultant fs path would be the empty string (i.e., URL and
411 REPOS_URL are the same), then set *FS_PATH to "/".
413 Assume that REPOS_URL and URL are already URI-decoded. */
414 static svn_error_t *get_fs_path(const char *repos_url, const char *url,
415 const char **fs_path)
419 len = strlen(repos_url);
420 if (strncmp(url, repos_url, len) != 0)
421 return svn_error_createf(SVN_ERR_RA_ILLEGAL_URL, NULL,
422 "'%s' is not the same repository as '%s'",
424 *fs_path = url + len;
431 /* --- AUTHENTICATION AND AUTHORIZATION FUNCTIONS --- */
433 /* Convert TEXT to upper case if TO_UPPERCASE is TRUE, else
434 converts it to lower case. */
435 static void convert_case(char *text, svn_boolean_t to_uppercase)
440 *c = (char)(to_uppercase ? apr_toupper(*c) : apr_tolower(*c));
445 /* Set *ALLOWED to TRUE if PATH is accessible in the REQUIRED mode to
446 the user described in BATON according to the authz rules in BATON.
447 Use POOL for temporary allocations only. If no authz rules are
448 present in BATON, grant access by default. */
449 static svn_error_t *authz_check_access(svn_boolean_t *allowed,
451 svn_repos_authz_access_t required,
453 svn_ra_svn_conn_t *conn,
456 /* If authz cannot be performed, grant access. This is NOT the same
457 as the default policy when authz is performed on a path with no
458 rules. In the latter case, the default is to deny access, and is
459 set by svn_repos_authz_check_access. */
466 /* If the authz request is for the empty path (ie. ""), replace it
467 with the root path. This happens because of stripping done at
468 various levels in svnserve that remove the leading / on an
469 absolute path. Passing such a malformed path to the authz
470 routines throws them into an infinite loop and makes them miss
473 path = svn_fspath__canonicalize(path, pool);
475 /* If we have a username, and we've not yet used it + any username
476 case normalization that might be requested to determine "the
477 username we used for authz purposes", do so now. */
478 if (b->user && (! b->authz_user))
480 char *authz_user = apr_pstrdup(b->pool, b->user);
481 if (b->username_case == CASE_FORCE_UPPER)
482 convert_case(authz_user, TRUE);
483 else if (b->username_case == CASE_FORCE_LOWER)
484 convert_case(authz_user, FALSE);
485 b->authz_user = authz_user;
488 SVN_ERR(svn_repos_authz_check_access(b->authzdb, b->authz_repos_name,
489 path, b->authz_user, required,
492 SVN_ERR(log_authz_denied(path, required, b, conn, pool));
497 /* Set *ALLOWED to TRUE if PATH is readable by the user described in
498 * BATON. Use POOL for temporary allocations only. ROOT is not used.
499 * Implements the svn_repos_authz_func_t interface.
501 static svn_error_t *authz_check_access_cb(svn_boolean_t *allowed,
507 authz_baton_t *sb = baton;
509 return authz_check_access(allowed, path, svn_authz_read,
510 sb->server, sb->conn, pool);
513 /* If authz is enabled in the specified BATON, return a read authorization
514 function. Otherwise, return NULL. */
515 static svn_repos_authz_func_t authz_check_access_cb_func(server_baton_t *baton)
518 return authz_check_access_cb;
522 /* Set *ALLOWED to TRUE if the REQUIRED access to PATH is granted,
523 * according to the state in BATON. Use POOL for temporary
524 * allocations only. ROOT is not used. Implements the
525 * svn_repos_authz_callback_t interface.
527 static svn_error_t *authz_commit_cb(svn_repos_authz_access_t required,
528 svn_boolean_t *allowed,
534 authz_baton_t *sb = baton;
536 return authz_check_access(allowed, path, required,
537 sb->server, sb->conn, pool);
541 enum access_type get_access(server_baton_t *b, enum authn_type auth)
543 const char *var = (auth == AUTHENTICATED) ? SVN_CONFIG_OPTION_AUTH_ACCESS :
544 SVN_CONFIG_OPTION_ANON_ACCESS;
545 const char *val, *def = (auth == AUTHENTICATED) ? "write" : "read";
546 enum access_type result;
548 svn_config_get(b->cfg, &val, SVN_CONFIG_SECTION_GENERAL, var, def);
549 result = (strcmp(val, "write") == 0 ? WRITE_ACCESS :
550 strcmp(val, "read") == 0 ? READ_ACCESS : NO_ACCESS);
551 return (result == WRITE_ACCESS && b->read_only) ? READ_ACCESS : result;
554 static enum access_type current_access(server_baton_t *b)
556 return get_access(b, (b->user) ? AUTHENTICATED : UNAUTHENTICATED);
559 /* Send authentication mechs for ACCESS_TYPE to the client. If NEEDS_USERNAME
560 is true, don't send anonymous mech even if that would give the desired
562 static svn_error_t *send_mechs(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
563 server_baton_t *b, enum access_type required,
564 svn_boolean_t needs_username)
566 if (!needs_username && get_access(b, UNAUTHENTICATED) >= required)
567 SVN_ERR(svn_ra_svn__write_word(conn, pool, "ANONYMOUS"));
568 if (b->tunnel_user && get_access(b, AUTHENTICATED) >= required)
569 SVN_ERR(svn_ra_svn__write_word(conn, pool, "EXTERNAL"));
570 if (b->pwdb && get_access(b, AUTHENTICATED) >= required)
571 SVN_ERR(svn_ra_svn__write_word(conn, pool, "CRAM-MD5"));
575 /* Context for cleanup handler. */
576 struct cleanup_fs_access_baton
582 /* Pool cleanup handler. Make sure fs's access_t points to NULL when
583 the command pool is destroyed. */
584 static apr_status_t cleanup_fs_access(void *data)
587 struct cleanup_fs_access_baton *baton = data;
589 serr = svn_fs_set_access(baton->fs, NULL);
592 apr_status_t apr_err = serr->apr_err;
593 svn_error_clear(serr);
601 /* Create an svn_fs_access_t in POOL for USER and associate it with
602 B's filesystem. Also, register a cleanup handler with POOL which
603 de-associates the svn_fs_access_t from B's filesystem. */
605 create_fs_access(server_baton_t *b, apr_pool_t *pool)
607 svn_fs_access_t *fs_access;
608 struct cleanup_fs_access_baton *cleanup_baton;
613 SVN_ERR(svn_fs_create_access(&fs_access, b->user, pool));
614 SVN_ERR(svn_fs_set_access(b->fs, fs_access));
616 cleanup_baton = apr_pcalloc(pool, sizeof(*cleanup_baton));
617 cleanup_baton->pool = pool;
618 cleanup_baton->fs = b->fs;
619 apr_pool_cleanup_register(pool, cleanup_baton, cleanup_fs_access,
620 apr_pool_cleanup_null);
625 /* Authenticate, once the client has chosen a mechanism and possibly
626 * sent an initial mechanism token. On success, set *success to true
627 * and b->user to the authenticated username (or NULL for anonymous).
628 * On authentication failure, report failure to the client and set
629 * *success to FALSE. On communications failure, return an error.
630 * If NEEDS_USERNAME is TRUE, don't allow anonymous authentication. */
631 static svn_error_t *auth(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
632 const char *mech, const char *mecharg,
633 server_baton_t *b, enum access_type required,
634 svn_boolean_t needs_username,
635 svn_boolean_t *success)
640 if (get_access(b, AUTHENTICATED) >= required
641 && b->tunnel_user && strcmp(mech, "EXTERNAL") == 0)
643 if (*mecharg && strcmp(mecharg, b->tunnel_user) != 0)
644 return svn_ra_svn__write_tuple(conn, pool, "w(c)", "failure",
645 "Requested username does not match");
646 b->user = b->tunnel_user;
647 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w()", "success"));
652 if (get_access(b, UNAUTHENTICATED) >= required
653 && strcmp(mech, "ANONYMOUS") == 0 && ! needs_username)
655 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w()", "success"));
660 if (get_access(b, AUTHENTICATED) >= required
661 && b->pwdb && strcmp(mech, "CRAM-MD5") == 0)
663 SVN_ERR(svn_ra_svn_cram_server(conn, pool, b->pwdb, &user, success));
664 b->user = apr_pstrdup(b->pool, user);
668 return svn_ra_svn__write_tuple(conn, pool, "w(c)", "failure",
669 "Must authenticate with listed mechanism");
672 /* Perform an authentication request using the built-in SASL implementation. */
674 internal_auth_request(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
675 server_baton_t *b, enum access_type required,
676 svn_boolean_t needs_username)
678 svn_boolean_t success;
679 const char *mech, *mecharg;
681 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((!", "success"));
682 SVN_ERR(send_mechs(conn, pool, b, required, needs_username));
683 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)c)", b->realm));
686 SVN_ERR(svn_ra_svn__read_tuple(conn, pool, "w(?c)", &mech, &mecharg));
689 SVN_ERR(auth(conn, pool, mech, mecharg, b, required, needs_username,
696 /* Perform an authentication request in order to get an access level of
697 * REQUIRED or higher. Since the client may escape the authentication
698 * exchange, the caller should check current_access(b) to see if
699 * authentication succeeded. */
700 static svn_error_t *auth_request(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
701 server_baton_t *b, enum access_type required,
702 svn_boolean_t needs_username)
706 return cyrus_auth_request(conn, pool, b, required, needs_username);
709 return internal_auth_request(conn, pool, b, required, needs_username);
712 /* Send a trivial auth notification on CONN which lists no mechanisms,
713 * indicating that authentication is unnecessary. Usually called in
714 * response to invocation of a svnserve command.
716 static svn_error_t *trivial_auth_request(svn_ra_svn_conn_t *conn,
717 apr_pool_t *pool, server_baton_t *b)
719 return svn_ra_svn__write_cmd_response(conn, pool, "()c", "");
722 /* Ensure that the client has the REQUIRED access by checking the
723 * access directives (both blanket and per-directory) in BATON. If
724 * PATH is NULL, then only the blanket access configuration will
727 * If NEEDS_USERNAME is TRUE, then a lookup is only successful if the
728 * user described in BATON is authenticated and, well, has a username
731 * Use POOL for temporary allocations only.
733 static svn_boolean_t lookup_access(apr_pool_t *pool,
734 server_baton_t *baton,
735 svn_ra_svn_conn_t *conn,
736 svn_repos_authz_access_t required,
738 svn_boolean_t needs_username)
740 enum access_type req = (required & svn_authz_write) ?
741 WRITE_ACCESS : READ_ACCESS;
742 svn_boolean_t authorized;
745 /* Get authz's opinion on the access. */
746 err = authz_check_access(&authorized, path, required, baton, conn, pool);
748 /* If an error made lookup fail, deny access. */
751 log_server_error(err, baton, conn, pool);
752 svn_error_clear(err);
756 /* If the required access is blanket-granted AND granted by authz
757 AND we already have a username if one is required, then the
758 lookup has succeeded. */
759 if (current_access(baton) >= req
761 && (! needs_username || baton->user))
767 /* Check that the client has the REQUIRED access by consulting the
768 * authentication and authorization states stored in BATON. If the
769 * client does not have the required access credentials, attempt to
770 * authenticate the client to get that access, using CONN for
773 * This function is supposed to be called to handle the authentication
774 * half of a standard svn protocol reply. If an error is returned, it
775 * probably means that the server can terminate the client connection
776 * with an apologetic error, as it implies an authentication failure.
778 * PATH and NEEDS_USERNAME are passed along to lookup_access, their
779 * behaviour is documented there.
781 static svn_error_t *must_have_access(svn_ra_svn_conn_t *conn,
784 svn_repos_authz_access_t required,
786 svn_boolean_t needs_username)
788 enum access_type req = (required & svn_authz_write) ?
789 WRITE_ACCESS : READ_ACCESS;
791 /* See whether the user already has the required access. If so,
792 nothing needs to be done. Create the FS access and send a
793 trivial auth request. */
794 if (lookup_access(pool, b, conn, required, path, needs_username))
796 SVN_ERR(create_fs_access(b, pool));
797 return trivial_auth_request(conn, pool, b);
800 /* If the required blanket access can be obtained by authenticating,
801 try that. Unfortunately, we can't tell until after
802 authentication whether authz will work or not. We force
803 requiring a username because we need one to be able to check
804 authz configuration again with a different user credentials than
805 the first time round. */
807 && get_access(b, AUTHENTICATED) >= req
808 && (b->tunnel_user || b->pwdb || b->use_sasl))
809 SVN_ERR(auth_request(conn, pool, b, req, TRUE));
811 /* Now that an authentication has been done get the new take of
812 authz on the request. */
813 if (! lookup_access(pool, b, conn, required, path, needs_username))
814 return svn_error_create(SVN_ERR_RA_SVN_CMD_ERR,
815 error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED,
816 NULL, NULL, b, conn, pool),
819 /* Else, access is granted, and there is much rejoicing. */
820 SVN_ERR(create_fs_access(b, pool));
825 /* --- REPORTER COMMAND SET --- */
827 /* To allow for pipelining, reporter commands have no reponses. If we
828 * get an error, we ignore all subsequent reporter commands and return
829 * the error finish_report, to be handled by the calling command.
832 static svn_error_t *set_path(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
833 apr_array_header_t *params, void *baton)
835 report_driver_baton_t *b = baton;
836 const char *path, *lock_token, *depth_word;
838 /* Default to infinity, for old clients that don't send depth. */
839 svn_depth_t depth = svn_depth_infinity;
840 svn_boolean_t start_empty;
842 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "crb?(?c)?w",
843 &path, &rev, &start_empty, &lock_token,
846 depth = svn_depth_from_word(depth_word);
847 path = svn_relpath_canonicalize(path, pool);
848 if (b->from_rev && strcmp(path, "") == 0)
851 b->err = svn_repos_set_path3(b->report_baton, path, rev, depth,
852 start_empty, lock_token, pool);
855 b->only_empty_entries = FALSE;
859 static svn_error_t *delete_path(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
860 apr_array_header_t *params, void *baton)
862 report_driver_baton_t *b = baton;
865 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c", &path));
866 path = svn_relpath_canonicalize(path, pool);
868 b->err = svn_repos_delete_path(b->report_baton, path, pool);
872 static svn_error_t *link_path(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
873 apr_array_header_t *params, void *baton)
875 report_driver_baton_t *b = baton;
876 const char *path, *url, *lock_token, *fs_path, *depth_word;
878 svn_boolean_t start_empty;
879 /* Default to infinity, for old clients that don't send depth. */
880 svn_depth_t depth = svn_depth_infinity;
882 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "ccrb?(?c)?w",
883 &path, &url, &rev, &start_empty,
884 &lock_token, &depth_word));
886 /* ### WHAT?! The link path is an absolute URL?! Didn't see that
887 coming... -- cmpilato */
888 path = svn_relpath_canonicalize(path, pool);
889 url = svn_uri_canonicalize(url, pool);
891 depth = svn_depth_from_word(depth_word);
893 b->err = get_fs_path(svn_path_uri_decode(b->repos_url, pool),
894 svn_path_uri_decode(url, pool),
897 b->err = svn_repos_link_path3(b->report_baton, path, fs_path, rev,
898 depth, start_empty, lock_token, pool);
903 static svn_error_t *finish_report(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
904 apr_array_header_t *params, void *baton)
906 report_driver_baton_t *b = baton;
908 /* No arguments to parse. */
909 SVN_ERR(trivial_auth_request(conn, pool, b->sb));
911 b->err = svn_repos_finish_report(b->report_baton, pool);
915 static svn_error_t *abort_report(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
916 apr_array_header_t *params, void *baton)
918 report_driver_baton_t *b = baton;
920 /* No arguments to parse. */
921 svn_error_clear(svn_repos_abort_report(b->report_baton, pool));
925 static const svn_ra_svn_cmd_entry_t report_commands[] = {
926 { "set-path", set_path },
927 { "delete-path", delete_path },
928 { "link-path", link_path },
929 { "finish-report", finish_report, TRUE },
930 { "abort-report", abort_report, TRUE },
934 /* Accept a report from the client, drive the network editor with the
935 * result, and then write an empty command response. If there is a
936 * non-protocol failure, accept_report will abort the edit and return
937 * a command error to be reported by handle_commands().
939 * If only_empty_entry is not NULL and the report contains only one
940 * item, and that item is empty, set *only_empty_entry to TRUE, else
943 * If from_rev is not NULL, set *from_rev to the revision number from
944 * the set-path on ""; if somehow set-path "" never happens, set
945 * *from_rev to SVN_INVALID_REVNUM.
947 static svn_error_t *accept_report(svn_boolean_t *only_empty_entry,
948 svn_revnum_t *from_rev,
949 svn_ra_svn_conn_t *conn, apr_pool_t *pool,
950 server_baton_t *b, svn_revnum_t rev,
951 const char *target, const char *tgt_path,
952 svn_boolean_t text_deltas,
954 svn_boolean_t send_copyfrom_args,
955 svn_boolean_t ignore_ancestry)
957 const svn_delta_editor_t *editor;
958 void *edit_baton, *report_baton;
959 report_driver_baton_t rb;
966 /* Make an svn_repos report baton. Tell it to drive the network editor
967 * when the report is complete. */
968 svn_ra_svn_get_editor(&editor, &edit_baton, conn, pool, NULL, NULL);
969 SVN_CMD_ERR(svn_repos_begin_report3(&report_baton, rev, b->repos,
970 b->fs_path->data, target, tgt_path,
971 text_deltas, depth, ignore_ancestry,
974 authz_check_access_cb_func(b),
975 &ab, svn_ra_svn_zero_copy_limit(conn),
979 rb.repos_url = svn_path_uri_decode(b->repos_url, pool);
980 rb.report_baton = report_baton;
982 rb.entry_counter = 0;
983 rb.only_empty_entries = TRUE;
984 rb.from_rev = from_rev;
986 *from_rev = SVN_INVALID_REVNUM;
987 err = svn_ra_svn__handle_commands2(conn, pool, report_commands, &rb, TRUE);
990 /* Network or protocol error while handling commands. */
991 svn_error_clear(rb.err);
996 /* Some failure during the reporting or editing operations. */
999 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
1001 if (only_empty_entry)
1002 *only_empty_entry = rb.entry_counter == 1 && rb.only_empty_entries;
1004 return SVN_NO_ERROR;
1007 /* --- MAIN COMMAND SET --- */
1009 /* Write out a list of property diffs. PROPDIFFS is an array of svn_prop_t
1011 static svn_error_t *write_prop_diffs(svn_ra_svn_conn_t *conn,
1013 const apr_array_header_t *propdiffs)
1017 for (i = 0; i < propdiffs->nelts; ++i)
1019 const svn_prop_t *prop = &APR_ARRAY_IDX(propdiffs, i, svn_prop_t);
1021 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "c(?s)",
1022 prop->name, prop->value));
1025 return SVN_NO_ERROR;
1028 /* Write out a lock to the client. */
1029 static svn_error_t *write_lock(svn_ra_svn_conn_t *conn,
1033 const char *cdate, *edate;
1035 cdate = svn_time_to_cstring(lock->creation_date, pool);
1036 edate = lock->expiration_date
1037 ? svn_time_to_cstring(lock->expiration_date, pool) : NULL;
1038 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "ccc(?c)c(?c)", lock->path,
1039 lock->token, lock->owner, lock->comment,
1042 return SVN_NO_ERROR;
1045 /* ### This really belongs in libsvn_repos. */
1046 /* Get the explicit properties and/or inherited properties for a PATH in
1047 ROOT, with hardcoded committed-info values. */
1048 static svn_error_t *
1049 get_props(apr_hash_t **props,
1050 apr_array_header_t **iprops,
1052 svn_fs_root_t *root,
1056 /* Get the explicit properties. */
1061 const char *cdate, *cauthor, *uuid;
1063 SVN_ERR(svn_fs_node_proplist(props, root, path, pool));
1065 /* Hardcode the values for the committed revision, date, and author. */
1066 SVN_ERR(svn_repos_get_committed_info(&crev, &cdate, &cauthor, root,
1068 str = svn_string_create(apr_psprintf(pool, "%ld", crev),
1070 svn_hash_sets(*props, SVN_PROP_ENTRY_COMMITTED_REV, str);
1071 str = (cdate) ? svn_string_create(cdate, pool) : NULL;
1072 svn_hash_sets(*props, SVN_PROP_ENTRY_COMMITTED_DATE, str);
1073 str = (cauthor) ? svn_string_create(cauthor, pool) : NULL;
1074 svn_hash_sets(*props, SVN_PROP_ENTRY_LAST_AUTHOR, str);
1076 /* Hardcode the values for the UUID. */
1077 SVN_ERR(svn_fs_get_uuid(svn_fs_root_fs(root), &uuid, pool));
1078 str = (uuid) ? svn_string_create(uuid, pool) : NULL;
1079 svn_hash_sets(*props, SVN_PROP_ENTRY_UUID, str);
1082 /* Get any inherited properties the user is authorized to. */
1085 SVN_ERR(svn_repos_fs_get_inherited_props(
1086 iprops, root, path, NULL,
1087 authz_check_access_cb_func(b->server),
1091 return SVN_NO_ERROR;
1094 /* Set BATON->FS_PATH for the repository URL found in PARAMS. */
1095 static svn_error_t *reparent(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1096 apr_array_header_t *params, void *baton)
1098 server_baton_t *b = baton;
1100 const char *fs_path;
1102 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c", &url));
1103 url = svn_uri_canonicalize(url, pool);
1104 SVN_ERR(trivial_auth_request(conn, pool, b));
1105 SVN_CMD_ERR(get_fs_path(svn_path_uri_decode(b->repos_url, pool),
1106 svn_path_uri_decode(url, pool),
1108 SVN_ERR(log_command(b, conn, pool, "%s", svn_log__reparent(fs_path, pool)));
1109 svn_stringbuf_set(b->fs_path, fs_path);
1110 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
1111 return SVN_NO_ERROR;
1114 static svn_error_t *get_latest_rev(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1115 apr_array_header_t *params, void *baton)
1117 server_baton_t *b = baton;
1120 SVN_ERR(log_command(b, conn, pool, "get-latest-rev"));
1122 SVN_ERR(trivial_auth_request(conn, pool, b));
1123 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1124 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "r", rev));
1125 return SVN_NO_ERROR;
1128 static svn_error_t *get_dated_rev(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1129 apr_array_header_t *params, void *baton)
1131 server_baton_t *b = baton;
1134 const char *timestr;
1136 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c", ×tr));
1137 SVN_ERR(log_command(b, conn, pool, "get-dated-rev %s", timestr));
1139 SVN_ERR(trivial_auth_request(conn, pool, b));
1140 SVN_CMD_ERR(svn_time_from_cstring(&tm, timestr, pool));
1141 SVN_CMD_ERR(svn_repos_dated_revision(&rev, b->repos, tm, pool));
1142 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "r", rev));
1143 return SVN_NO_ERROR;
1146 /* Common logic for change_rev_prop() and change_rev_prop2(). */
1147 static svn_error_t *do_change_rev_prop(svn_ra_svn_conn_t *conn,
1151 const svn_string_t *const *old_value_p,
1152 const svn_string_t *value,
1160 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write, NULL, FALSE));
1161 SVN_ERR(log_command(b, conn, pool, "%s",
1162 svn_log__change_rev_prop(rev, name, pool)));
1163 SVN_CMD_ERR(svn_repos_fs_change_rev_prop4(b->repos, rev, b->user,
1164 name, old_value_p, value,
1166 authz_check_access_cb_func(b), &ab,
1168 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
1170 return SVN_NO_ERROR;
1173 static svn_error_t *change_rev_prop2(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1174 apr_array_header_t *params, void *baton)
1176 server_baton_t *b = baton;
1179 svn_string_t *value;
1180 const svn_string_t *const *old_value_p;
1181 svn_string_t *old_value;
1182 svn_boolean_t dont_care;
1184 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "rc(?s)(b?s)",
1185 &rev, &name, &value,
1186 &dont_care, &old_value));
1188 /* Argument parsing. */
1192 old_value_p = (const svn_string_t *const *)&old_value;
1194 /* Input validation. */
1195 if (dont_care && old_value)
1198 err = svn_error_create(SVN_ERR_INCORRECT_PARAMS, NULL,
1199 "'previous-value' and 'dont-care' cannot both be "
1200 "set in 'change-rev-prop2' request");
1201 return log_fail_and_flush(err, b, conn, pool);
1205 SVN_ERR(do_change_rev_prop(conn, b, rev, name, old_value_p, value, pool));
1207 return SVN_NO_ERROR;
1210 static svn_error_t *change_rev_prop(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1211 apr_array_header_t *params, void *baton)
1213 server_baton_t *b = baton;
1216 svn_string_t *value;
1218 /* Because the revprop value was at one time mandatory, the usual
1219 optional element pattern "(?s)" isn't used. */
1220 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "rc?s", &rev, &name, &value));
1222 SVN_ERR(do_change_rev_prop(conn, b, rev, name, NULL, value, pool));
1224 return SVN_NO_ERROR;
1227 static svn_error_t *rev_proplist(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1228 apr_array_header_t *params, void *baton)
1230 server_baton_t *b = baton;
1238 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "r", &rev));
1239 SVN_ERR(log_command(b, conn, pool, "%s", svn_log__rev_proplist(rev, pool)));
1241 SVN_ERR(trivial_auth_request(conn, pool, b));
1242 SVN_CMD_ERR(svn_repos_fs_revision_proplist(&props, b->repos, rev,
1243 authz_check_access_cb_func(b), &ab,
1245 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((!", "success"));
1246 SVN_ERR(svn_ra_svn__write_proplist(conn, pool, props));
1247 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
1248 return SVN_NO_ERROR;
1251 static svn_error_t *rev_prop(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1252 apr_array_header_t *params, void *baton)
1254 server_baton_t *b = baton;
1257 svn_string_t *value;
1263 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "rc", &rev, &name));
1264 SVN_ERR(log_command(b, conn, pool, "%s",
1265 svn_log__rev_prop(rev, name, pool)));
1267 SVN_ERR(trivial_auth_request(conn, pool, b));
1268 SVN_CMD_ERR(svn_repos_fs_revision_prop(&value, b->repos, rev, name,
1269 authz_check_access_cb_func(b), &ab,
1271 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "(?s)", value));
1272 return SVN_NO_ERROR;
1275 static svn_error_t *commit_done(const svn_commit_info_t *commit_info,
1276 void *baton, apr_pool_t *pool)
1278 commit_callback_baton_t *ccb = baton;
1280 *ccb->new_rev = commit_info->revision;
1281 *ccb->date = commit_info->date
1282 ? apr_pstrdup(ccb->pool, commit_info->date): NULL;
1283 *ccb->author = commit_info->author
1284 ? apr_pstrdup(ccb->pool, commit_info->author) : NULL;
1285 *ccb->post_commit_err = commit_info->post_commit_err
1286 ? apr_pstrdup(ccb->pool, commit_info->post_commit_err) : NULL;
1287 return SVN_NO_ERROR;
1290 /* Add the LOCK_TOKENS (if any) to the filesystem access context,
1291 * checking path authorizations using the state in SB as we go.
1292 * LOCK_TOKENS is an array of svn_ra_svn_item_t structs. Return a
1293 * client error if LOCK_TOKENS is not a list of lists. If a lock
1294 * violates the authz configuration, return SVN_ERR_RA_NOT_AUTHORIZED
1295 * to the client. Use POOL for temporary allocations only.
1297 static svn_error_t *add_lock_tokens(svn_ra_svn_conn_t *conn,
1298 const apr_array_header_t *lock_tokens,
1303 svn_fs_access_t *fs_access;
1305 SVN_ERR(svn_fs_get_access(&fs_access, sb->fs));
1307 /* If there is no access context, nowhere to add the tokens. */
1309 return SVN_NO_ERROR;
1311 for (i = 0; i < lock_tokens->nelts; ++i)
1313 const char *path, *token, *full_path;
1314 svn_ra_svn_item_t *path_item, *token_item;
1315 svn_ra_svn_item_t *item = &APR_ARRAY_IDX(lock_tokens, i,
1317 if (item->kind != SVN_RA_SVN_LIST)
1318 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
1319 "Lock tokens aren't a list of lists");
1321 path_item = &APR_ARRAY_IDX(item->u.list, 0, svn_ra_svn_item_t);
1322 if (path_item->kind != SVN_RA_SVN_STRING)
1323 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
1324 "Lock path isn't a string");
1326 token_item = &APR_ARRAY_IDX(item->u.list, 1, svn_ra_svn_item_t);
1327 if (token_item->kind != SVN_RA_SVN_STRING)
1328 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
1329 "Lock token isn't a string");
1331 path = path_item->u.string->data;
1332 full_path = svn_fspath__join(sb->fs_path->data,
1333 svn_relpath_canonicalize(path, pool),
1336 if (! lookup_access(pool, sb, conn, svn_authz_write,
1338 return error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED, NULL, NULL,
1341 token = token_item->u.string->data;
1342 SVN_ERR(svn_fs_access_add_lock_token2(fs_access, path, token));
1345 return SVN_NO_ERROR;
1348 /* Unlock the paths with lock tokens in LOCK_TOKENS, ignoring any errors.
1349 LOCK_TOKENS contains svn_ra_svn_item_t elements, assumed to be lists. */
1350 static svn_error_t *unlock_paths(const apr_array_header_t *lock_tokens,
1352 svn_ra_svn_conn_t *conn,
1356 apr_pool_t *iterpool;
1358 iterpool = svn_pool_create(pool);
1360 for (i = 0; i < lock_tokens->nelts; ++i)
1362 svn_ra_svn_item_t *item, *path_item, *token_item;
1363 const char *path, *token, *full_path;
1365 svn_pool_clear(iterpool);
1367 item = &APR_ARRAY_IDX(lock_tokens, i, svn_ra_svn_item_t);
1368 path_item = &APR_ARRAY_IDX(item->u.list, 0, svn_ra_svn_item_t);
1369 token_item = &APR_ARRAY_IDX(item->u.list, 1, svn_ra_svn_item_t);
1371 path = path_item->u.string->data;
1372 token = token_item->u.string->data;
1374 full_path = svn_fspath__join(sb->fs_path->data,
1375 svn_relpath_canonicalize(path, iterpool),
1378 /* The lock may have become defunct after the commit, so ignore such
1380 err = svn_repos_fs_unlock(sb->repos, full_path, token,
1382 log_server_error(err, sb, conn, iterpool);
1383 svn_error_clear(err);
1386 svn_pool_destroy(iterpool);
1388 return SVN_NO_ERROR;
1391 static svn_error_t *commit(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1392 apr_array_header_t *params, void *baton)
1394 server_baton_t *b = baton;
1395 const char *log_msg = NULL,
1398 *post_commit_err = NULL;
1399 apr_array_header_t *lock_tokens;
1400 svn_boolean_t keep_locks;
1401 apr_array_header_t *revprop_list = NULL;
1402 apr_hash_t *revprop_table;
1403 const svn_delta_editor_t *editor;
1405 svn_boolean_t aborted;
1406 commit_callback_baton_t ccb;
1407 svn_revnum_t new_rev;
1413 if (params->nelts == 1)
1415 /* Clients before 1.2 don't send lock-tokens, keep-locks,
1416 and rev-props fields. */
1417 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c", &log_msg));
1420 revprop_list = NULL;
1424 /* Clients before 1.5 don't send the rev-props field. */
1425 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "clb?l", &log_msg,
1426 &lock_tokens, &keep_locks,
1430 /* The handling for locks is a little problematic, because the
1431 protocol won't let us send several auth requests once one has
1432 succeeded. So we request write access and a username before
1433 adding tokens (if we have any), and subsequently fail if a lock
1435 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write,
1437 (lock_tokens && lock_tokens->nelts)));
1439 /* Authorize the lock tokens and give them to the FS if we got
1441 if (lock_tokens && lock_tokens->nelts)
1442 SVN_CMD_ERR(add_lock_tokens(conn, lock_tokens, b, pool));
1445 SVN_ERR(svn_ra_svn__parse_proplist(revprop_list, pool, &revprop_table));
1448 revprop_table = apr_hash_make(pool);
1449 svn_hash_sets(revprop_table, SVN_PROP_REVISION_LOG,
1450 svn_string_create(log_msg, pool));
1453 /* Get author from the baton, making sure clients can't circumvent
1454 the authentication via the revision props. */
1455 svn_hash_sets(revprop_table, SVN_PROP_REVISION_AUTHOR,
1456 b->user ? svn_string_create(b->user, pool) : NULL);
1459 ccb.new_rev = &new_rev;
1461 ccb.author = &author;
1462 ccb.post_commit_err = &post_commit_err;
1463 /* ### Note that svn_repos_get_commit_editor5 actually wants a decoded URL. */
1464 SVN_CMD_ERR(svn_repos_get_commit_editor5
1465 (&editor, &edit_baton, b->repos, NULL,
1466 svn_path_uri_decode(b->repos_url, pool),
1467 b->fs_path->data, revprop_table,
1469 authz_commit_cb, &ab, pool));
1470 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
1471 SVN_ERR(svn_ra_svn_drive_editor2(conn, pool, editor, edit_baton,
1475 SVN_ERR(log_command(b, conn, pool, "%s",
1476 svn_log__commit(new_rev, pool)));
1477 SVN_ERR(trivial_auth_request(conn, pool, b));
1479 /* In tunnel mode, deltify before answering the client, because
1480 answering may cause the client to terminate the connection
1481 and thus kill the server. But otherwise, deltify after
1482 answering the client, to avoid user-visible delay. */
1485 SVN_ERR(svn_fs_deltify_revision(b->fs, new_rev, pool));
1487 /* Unlock the paths. */
1488 if (! keep_locks && lock_tokens && lock_tokens->nelts)
1489 SVN_ERR(unlock_paths(lock_tokens, b, conn, pool));
1491 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "r(?c)(?c)(?c)",
1492 new_rev, date, author, post_commit_err));
1495 SVN_ERR(svn_fs_deltify_revision(b->fs, new_rev, pool));
1497 return SVN_NO_ERROR;
1500 static svn_error_t *get_file(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1501 apr_array_header_t *params, void *baton)
1503 server_baton_t *b = baton;
1504 const char *path, *full_path, *hex_digest;
1506 svn_fs_root_t *root;
1507 svn_stream_t *contents;
1508 apr_hash_t *props = NULL;
1509 apr_array_header_t *inherited_props;
1510 svn_string_t write_str;
1513 svn_boolean_t want_props, want_contents;
1514 apr_uint64_t wants_inherited_props;
1515 svn_checksum_t *checksum;
1516 svn_error_t *err, *write_err;
1523 /* Parse arguments. */
1524 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)bb?B", &path, &rev,
1525 &want_props, &want_contents,
1526 &wants_inherited_props));
1528 full_path = svn_fspath__join(b->fs_path->data,
1529 svn_relpath_canonicalize(path, pool), pool);
1531 /* Check authorizations */
1532 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read,
1535 if (!SVN_IS_VALID_REVNUM(rev))
1536 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1538 SVN_ERR(log_command(b, conn, pool, "%s",
1539 svn_log__get_file(full_path, rev,
1540 want_contents, want_props, pool)));
1542 /* Fetch the properties and a stream for the contents. */
1543 SVN_CMD_ERR(svn_fs_revision_root(&root, b->fs, rev, pool));
1544 SVN_CMD_ERR(svn_fs_file_checksum(&checksum, svn_checksum_md5, root,
1545 full_path, TRUE, pool));
1546 hex_digest = svn_checksum_to_cstring_display(checksum, pool);
1547 if (want_props || wants_inherited_props)
1548 SVN_CMD_ERR(get_props(&props, &inherited_props, &ab, root, full_path,
1551 SVN_CMD_ERR(svn_fs_file_contents(&contents, root, full_path, pool));
1553 /* Send successful command response with revision and props. */
1554 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((?c)r(!", "success",
1556 SVN_ERR(svn_ra_svn__write_proplist(conn, pool, props));
1558 if (wants_inherited_props)
1560 apr_pool_t *iterpool = svn_pool_create(pool);
1562 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)(?!"));
1563 for (i = 0; i < inherited_props->nelts; i++)
1565 svn_prop_inherited_item_t *iprop =
1566 APR_ARRAY_IDX(inherited_props, i, svn_prop_inherited_item_t *);
1568 svn_pool_clear(iterpool);
1569 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!(c(!",
1570 iprop->path_or_url));
1571 SVN_ERR(svn_ra_svn__write_proplist(conn, iterpool, iprop->prop_hash));
1572 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!))!",
1573 iprop->path_or_url));
1575 svn_pool_destroy(iterpool);
1578 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
1580 /* Now send the file's contents. */
1587 err = svn_stream_read(contents, buf, &len);
1592 write_str.data = buf;
1593 write_str.len = len;
1594 SVN_ERR(svn_ra_svn__write_string(conn, pool, &write_str));
1596 if (len < sizeof(buf))
1598 err = svn_stream_close(contents);
1602 write_err = svn_ra_svn__write_cstring(conn, pool, "");
1605 svn_error_clear(err);
1609 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
1612 return SVN_NO_ERROR;
1615 static svn_error_t *get_dir(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1616 apr_array_header_t *params, void *baton)
1618 server_baton_t *b = baton;
1619 const char *path, *full_path;
1621 apr_hash_t *entries, *props = NULL;
1622 apr_array_header_t *inherited_props;
1623 apr_hash_index_t *hi;
1624 svn_fs_root_t *root;
1625 apr_pool_t *subpool;
1626 svn_boolean_t want_props, want_contents;
1627 apr_uint64_t wants_inherited_props;
1628 apr_uint64_t dirent_fields;
1629 apr_array_header_t *dirent_fields_list = NULL;
1630 svn_ra_svn_item_t *elt;
1637 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)bb?l?B", &path, &rev,
1638 &want_props, &want_contents,
1639 &dirent_fields_list,
1640 &wants_inherited_props));
1642 if (! dirent_fields_list)
1644 dirent_fields = SVN_DIRENT_ALL;
1650 for (i = 0; i < dirent_fields_list->nelts; ++i)
1652 elt = &APR_ARRAY_IDX(dirent_fields_list, i, svn_ra_svn_item_t);
1654 if (elt->kind != SVN_RA_SVN_WORD)
1655 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
1656 "Dirent field not a string");
1658 if (strcmp(SVN_RA_SVN_DIRENT_KIND, elt->u.word) == 0)
1659 dirent_fields |= SVN_DIRENT_KIND;
1660 else if (strcmp(SVN_RA_SVN_DIRENT_SIZE, elt->u.word) == 0)
1661 dirent_fields |= SVN_DIRENT_SIZE;
1662 else if (strcmp(SVN_RA_SVN_DIRENT_HAS_PROPS, elt->u.word) == 0)
1663 dirent_fields |= SVN_DIRENT_HAS_PROPS;
1664 else if (strcmp(SVN_RA_SVN_DIRENT_CREATED_REV, elt->u.word) == 0)
1665 dirent_fields |= SVN_DIRENT_CREATED_REV;
1666 else if (strcmp(SVN_RA_SVN_DIRENT_TIME, elt->u.word) == 0)
1667 dirent_fields |= SVN_DIRENT_TIME;
1668 else if (strcmp(SVN_RA_SVN_DIRENT_LAST_AUTHOR, elt->u.word) == 0)
1669 dirent_fields |= SVN_DIRENT_LAST_AUTHOR;
1673 full_path = svn_fspath__join(b->fs_path->data,
1674 svn_relpath_canonicalize(path, pool), pool);
1676 /* Check authorizations */
1677 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read,
1680 if (!SVN_IS_VALID_REVNUM(rev))
1681 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1683 SVN_ERR(log_command(b, conn, pool, "%s",
1684 svn_log__get_dir(full_path, rev,
1685 want_contents, want_props,
1686 dirent_fields, pool)));
1688 /* Fetch the root of the appropriate revision. */
1689 SVN_CMD_ERR(svn_fs_revision_root(&root, b->fs, rev, pool));
1691 /* Fetch the directory's explicit and/or inherited properties
1693 if (want_props || wants_inherited_props)
1694 SVN_CMD_ERR(get_props(&props, &inherited_props, &ab, root, full_path,
1697 /* Begin response ... */
1698 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w(r(!", "success", rev));
1699 SVN_ERR(svn_ra_svn__write_proplist(conn, pool, props));
1700 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)(!"));
1702 /* Fetch the directory entries if requested and send them immediately. */
1705 /* Use epoch for a placeholder for a missing date. */
1706 const char *missing_date = svn_time_to_cstring(0, pool);
1708 SVN_CMD_ERR(svn_fs_dir_entries(&entries, root, full_path, pool));
1710 /* Transform the hash table's FS entries into dirents. This probably
1711 * belongs in libsvn_repos. */
1712 subpool = svn_pool_create(pool);
1713 for (hi = apr_hash_first(pool, entries); hi; hi = apr_hash_next(hi))
1715 const char *name = svn__apr_hash_index_key(hi);
1716 svn_fs_dirent_t *fsent = svn__apr_hash_index_val(hi);
1717 const char *file_path;
1719 /* The fields in the entry tuple. */
1720 svn_node_kind_t entry_kind = svn_node_none;
1721 svn_filesize_t entry_size = 0;
1722 svn_boolean_t has_props = FALSE;
1723 /* If 'created rev' was not requested, send 0. We can't use
1724 * SVN_INVALID_REVNUM as the tuple field is not optional.
1725 * See the email thread on dev@, 2012-03-28, subject
1726 * "buildbot failure in ASF Buildbot on svn-slik-w2k3-x64-ra",
1727 * <http://svn.haxx.se/dev/archive-2012-03/0655.shtml>. */
1728 svn_revnum_t created_rev = 0;
1729 const char *cdate = NULL;
1730 const char *last_author = NULL;
1732 svn_pool_clear(subpool);
1734 file_path = svn_fspath__join(full_path, name, subpool);
1735 if (! lookup_access(subpool, b, conn, svn_authz_read,
1739 if (dirent_fields & SVN_DIRENT_KIND)
1740 entry_kind = fsent->kind;
1742 if (dirent_fields & SVN_DIRENT_SIZE)
1743 if (entry_kind != svn_node_dir)
1744 SVN_CMD_ERR(svn_fs_file_length(&entry_size, root, file_path,
1747 if (dirent_fields & SVN_DIRENT_HAS_PROPS)
1749 apr_hash_t *file_props;
1752 SVN_CMD_ERR(svn_fs_node_proplist(&file_props, root, file_path,
1754 has_props = (apr_hash_count(file_props) > 0);
1757 if ((dirent_fields & SVN_DIRENT_LAST_AUTHOR)
1758 || (dirent_fields & SVN_DIRENT_TIME)
1759 || (dirent_fields & SVN_DIRENT_CREATED_REV))
1761 /* created_rev, last_author, time */
1762 SVN_CMD_ERR(svn_repos_get_committed_info(&created_rev,
1770 /* The client does not properly handle a missing CDATE. For
1771 interoperability purposes, we must fill in some junk.
1773 See libsvn_ra_svn/client.c:ra_svn_get_dir() */
1775 cdate = missing_date;
1777 /* Send the entry. */
1778 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "cwnbr(?c)(?c)", name,
1779 svn_node_kind_to_word(entry_kind),
1780 (apr_uint64_t) entry_size,
1781 has_props, created_rev,
1782 cdate, last_author));
1784 svn_pool_destroy(subpool);
1787 if (wants_inherited_props)
1789 apr_pool_t *iterpool = svn_pool_create(pool);
1791 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)(?!"));
1792 for (i = 0; i < inherited_props->nelts; i++)
1794 svn_prop_inherited_item_t *iprop =
1795 APR_ARRAY_IDX(inherited_props, i, svn_prop_inherited_item_t *);
1797 svn_pool_clear(iterpool);
1798 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!(c(!",
1799 iprop->path_or_url));
1800 SVN_ERR(svn_ra_svn__write_proplist(conn, iterpool, iprop->prop_hash));
1801 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!))!",
1802 iprop->path_or_url));
1804 svn_pool_destroy(iterpool);
1807 /* Finish response. */
1808 return svn_ra_svn__write_tuple(conn, pool, "!))");
1811 static svn_error_t *update(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1812 apr_array_header_t *params, void *baton)
1814 server_baton_t *b = baton;
1816 const char *target, *full_path, *depth_word;
1817 svn_boolean_t recurse;
1818 apr_uint64_t send_copyfrom_args; /* Optional; default FALSE */
1819 apr_uint64_t ignore_ancestry; /* Optional; default FALSE */
1820 /* Default to unknown. Old clients won't send depth, but we'll
1821 handle that by converting recurse if necessary. */
1822 svn_depth_t depth = svn_depth_unknown;
1823 svn_boolean_t is_checkout;
1825 /* Parse the arguments. */
1826 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "(?r)cb?wB?B", &rev, &target,
1827 &recurse, &depth_word,
1828 &send_copyfrom_args, &ignore_ancestry));
1829 target = svn_relpath_canonicalize(target, pool);
1832 depth = svn_depth_from_word(depth_word);
1834 depth = SVN_DEPTH_INFINITY_OR_FILES(recurse);
1836 full_path = svn_fspath__join(b->fs_path->data, target, pool);
1837 /* Check authorization and authenticate the user if necessary. */
1838 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read, full_path, FALSE));
1840 if (!SVN_IS_VALID_REVNUM(rev))
1841 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1843 SVN_ERR(accept_report(&is_checkout, NULL,
1844 conn, pool, b, rev, target, NULL, TRUE,
1846 (send_copyfrom_args == TRUE) /* send_copyfrom_args */,
1847 (ignore_ancestry == TRUE) /* ignore_ancestry */));
1850 SVN_ERR(log_command(b, conn, pool, "%s",
1851 svn_log__checkout(full_path, rev,
1856 SVN_ERR(log_command(b, conn, pool, "%s",
1857 svn_log__update(full_path, rev, depth,
1858 send_copyfrom_args, pool)));
1861 return SVN_NO_ERROR;
1864 static svn_error_t *switch_cmd(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1865 apr_array_header_t *params, void *baton)
1867 server_baton_t *b = baton;
1869 const char *target, *depth_word;
1870 const char *switch_url, *switch_path;
1871 svn_boolean_t recurse;
1872 /* Default to unknown. Old clients won't send depth, but we'll
1873 handle that by converting recurse if necessary. */
1874 svn_depth_t depth = svn_depth_unknown;
1875 apr_uint64_t send_copyfrom_args; /* Optional; default FALSE */
1876 apr_uint64_t ignore_ancestry; /* Optional; default TRUE */
1878 /* Parse the arguments. */
1879 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "(?r)cbc?w?BB", &rev, &target,
1880 &recurse, &switch_url, &depth_word,
1881 &send_copyfrom_args, &ignore_ancestry));
1882 target = svn_relpath_canonicalize(target, pool);
1883 switch_url = svn_uri_canonicalize(switch_url, pool);
1886 depth = svn_depth_from_word(depth_word);
1888 depth = SVN_DEPTH_INFINITY_OR_FILES(recurse);
1890 SVN_ERR(trivial_auth_request(conn, pool, b));
1891 if (!SVN_IS_VALID_REVNUM(rev))
1892 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1894 SVN_CMD_ERR(get_fs_path(svn_path_uri_decode(b->repos_url, pool),
1895 svn_path_uri_decode(switch_url, pool),
1899 const char *full_path = svn_fspath__join(b->fs_path->data, target, pool);
1900 SVN_ERR(log_command(b, conn, pool, "%s",
1901 svn_log__switch(full_path, switch_path, rev,
1905 return accept_report(NULL, NULL,
1906 conn, pool, b, rev, target, switch_path, TRUE,
1908 (send_copyfrom_args == TRUE) /* send_copyfrom_args */,
1909 (ignore_ancestry != FALSE) /* ignore_ancestry */);
1912 static svn_error_t *status(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1913 apr_array_header_t *params, void *baton)
1915 server_baton_t *b = baton;
1917 const char *target, *depth_word;
1918 svn_boolean_t recurse;
1919 /* Default to unknown. Old clients won't send depth, but we'll
1920 handle that by converting recurse if necessary. */
1921 svn_depth_t depth = svn_depth_unknown;
1923 /* Parse the arguments. */
1924 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "cb?(?r)?w",
1925 &target, &recurse, &rev, &depth_word));
1926 target = svn_relpath_canonicalize(target, pool);
1929 depth = svn_depth_from_word(depth_word);
1931 depth = SVN_DEPTH_INFINITY_OR_EMPTY(recurse);
1933 SVN_ERR(trivial_auth_request(conn, pool, b));
1934 if (!SVN_IS_VALID_REVNUM(rev))
1935 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1938 const char *full_path = svn_fspath__join(b->fs_path->data, target, pool);
1939 SVN_ERR(log_command(b, conn, pool, "%s",
1940 svn_log__status(full_path, rev, depth, pool)));
1943 return accept_report(NULL, NULL, conn, pool, b, rev, target, NULL, FALSE,
1944 depth, FALSE, FALSE);
1947 static svn_error_t *diff(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
1948 apr_array_header_t *params, void *baton)
1950 server_baton_t *b = baton;
1952 const char *target, *versus_url, *versus_path, *depth_word;
1953 svn_boolean_t recurse, ignore_ancestry;
1954 svn_boolean_t text_deltas;
1955 /* Default to unknown. Old clients won't send depth, but we'll
1956 handle that by converting recurse if necessary. */
1957 svn_depth_t depth = svn_depth_unknown;
1959 /* Parse the arguments. */
1960 if (params->nelts == 5)
1962 /* Clients before 1.4 don't send the text_deltas boolean or depth. */
1963 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "(?r)cbbc", &rev, &target,
1964 &recurse, &ignore_ancestry, &versus_url));
1970 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "(?r)cbbcb?w",
1971 &rev, &target, &recurse,
1972 &ignore_ancestry, &versus_url,
1973 &text_deltas, &depth_word));
1975 target = svn_relpath_canonicalize(target, pool);
1976 versus_url = svn_uri_canonicalize(versus_url, pool);
1979 depth = svn_depth_from_word(depth_word);
1981 depth = SVN_DEPTH_INFINITY_OR_FILES(recurse);
1983 SVN_ERR(trivial_auth_request(conn, pool, b));
1985 if (!SVN_IS_VALID_REVNUM(rev))
1986 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
1987 SVN_CMD_ERR(get_fs_path(svn_path_uri_decode(b->repos_url, pool),
1988 svn_path_uri_decode(versus_url, pool),
1992 const char *full_path = svn_fspath__join(b->fs_path->data, target, pool);
1993 svn_revnum_t from_rev;
1994 SVN_ERR(accept_report(NULL, &from_rev,
1995 conn, pool, b, rev, target, versus_path,
1996 text_deltas, depth, FALSE, ignore_ancestry));
1997 SVN_ERR(log_command(b, conn, pool, "%s",
1998 svn_log__diff(full_path, from_rev, versus_path,
1999 rev, depth, ignore_ancestry,
2002 return SVN_NO_ERROR;
2005 /* Regardless of whether a client's capabilities indicate an
2006 understanding of this command (by way of SVN_RA_SVN_CAP_MERGEINFO),
2007 we provide a response.
2009 ASSUMPTION: When performing a 'merge' with two URLs at different
2010 revisions, the client will call this command more than once. */
2011 static svn_error_t *get_mergeinfo(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2012 apr_array_header_t *params, void *baton)
2014 server_baton_t *b = baton;
2016 apr_array_header_t *paths, *canonical_paths;
2017 svn_mergeinfo_catalog_t mergeinfo;
2019 apr_hash_index_t *hi;
2020 const char *inherit_word;
2021 svn_mergeinfo_inheritance_t inherit;
2022 svn_boolean_t include_descendants;
2023 apr_pool_t *iterpool;
2029 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "l(?r)wb", &paths, &rev,
2030 &inherit_word, &include_descendants));
2031 inherit = svn_inheritance_from_word(inherit_word);
2033 /* Canonicalize the paths which mergeinfo has been requested for. */
2034 canonical_paths = apr_array_make(pool, paths->nelts, sizeof(const char *));
2035 for (i = 0; i < paths->nelts; i++)
2037 svn_ra_svn_item_t *item = &APR_ARRAY_IDX(paths, i, svn_ra_svn_item_t);
2038 const char *full_path;
2040 if (item->kind != SVN_RA_SVN_STRING)
2041 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2042 _("Path is not a string"));
2043 full_path = svn_relpath_canonicalize(item->u.string->data, pool);
2044 full_path = svn_fspath__join(b->fs_path->data, full_path, pool);
2045 APR_ARRAY_PUSH(canonical_paths, const char *) = full_path;
2048 SVN_ERR(log_command(b, conn, pool, "%s",
2049 svn_log__get_mergeinfo(canonical_paths, inherit,
2050 include_descendants,
2053 SVN_ERR(trivial_auth_request(conn, pool, b));
2054 SVN_CMD_ERR(svn_repos_fs_get_mergeinfo(&mergeinfo, b->repos,
2055 canonical_paths, rev,
2057 include_descendants,
2058 authz_check_access_cb_func(b), &ab,
2060 SVN_ERR(svn_mergeinfo__remove_prefix_from_catalog(&mergeinfo, mergeinfo,
2061 b->fs_path->data, pool));
2062 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((!", "success"));
2063 iterpool = svn_pool_create(pool);
2064 for (hi = apr_hash_first(pool, mergeinfo); hi; hi = apr_hash_next(hi))
2066 const char *key = svn__apr_hash_index_key(hi);
2067 svn_mergeinfo_t value = svn__apr_hash_index_val(hi);
2068 svn_string_t *mergeinfo_string;
2070 svn_pool_clear(iterpool);
2072 SVN_ERR(svn_mergeinfo_to_string(&mergeinfo_string, value, iterpool));
2073 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "cs", key,
2076 svn_pool_destroy(iterpool);
2077 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
2079 return SVN_NO_ERROR;
2082 /* Send a log entry to the client. */
2083 static svn_error_t *log_receiver(void *baton,
2084 svn_log_entry_t *log_entry,
2087 log_baton_t *b = baton;
2088 svn_ra_svn_conn_t *conn = b->conn;
2089 apr_hash_index_t *h;
2090 svn_boolean_t invalid_revnum = FALSE;
2092 const char *author, *date, *message;
2093 apr_uint64_t revprop_count;
2095 if (log_entry->revision == SVN_INVALID_REVNUM)
2097 /* If the stack depth is zero, we've seen the last revision, so don't
2098 send it, just return. */
2099 if (b->stack_depth == 0)
2100 return SVN_NO_ERROR;
2102 /* Because the svn protocol won't let us send an invalid revnum, we have
2103 to fudge here and send an additional flag. */
2104 log_entry->revision = 0;
2105 invalid_revnum = TRUE;
2109 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "(!"));
2110 if (log_entry->changed_paths2)
2112 for (h = apr_hash_first(pool, log_entry->changed_paths2); h;
2113 h = apr_hash_next(h))
2115 const char *path = svn__apr_hash_index_key(h);
2116 svn_log_changed_path2_t *change = svn__apr_hash_index_val(h);
2118 action[0] = change->action;
2120 SVN_ERR(svn_ra_svn__write_tuple(
2121 conn, pool, "cw(?cr)(cbb)",
2124 change->copyfrom_path,
2125 change->copyfrom_rev,
2126 svn_node_kind_to_word(change->node_kind),
2127 /* text_modified and props_modified are never unknown */
2128 change->text_modified == svn_tristate_true,
2129 change->props_modified == svn_tristate_true));
2132 svn_compat_log_revprops_out(&author, &date, &message, log_entry->revprops);
2133 svn_compat_log_revprops_clear(log_entry->revprops);
2134 if (log_entry->revprops)
2135 revprop_count = apr_hash_count(log_entry->revprops);
2138 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)r(?c)(?c)(?c)bbn(!",
2139 log_entry->revision,
2140 author, date, message,
2141 log_entry->has_children,
2142 invalid_revnum, revprop_count));
2143 SVN_ERR(svn_ra_svn__write_proplist(conn, pool, log_entry->revprops));
2144 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)b",
2145 log_entry->subtractive_merge));
2147 if (log_entry->has_children)
2150 return SVN_NO_ERROR;
2153 static svn_error_t *log_cmd(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2154 apr_array_header_t *params, void *baton)
2156 svn_error_t *err, *write_err;
2157 server_baton_t *b = baton;
2158 svn_revnum_t start_rev, end_rev;
2159 const char *full_path;
2160 svn_boolean_t send_changed_paths, strict_node, include_merged_revisions;
2161 apr_array_header_t *paths, *full_paths, *revprop_items, *revprops;
2163 svn_ra_svn_item_t *elt;
2165 apr_uint64_t limit, include_merged_revs_param;
2172 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "l(?r)(?r)bb?n?Bwl", &paths,
2173 &start_rev, &end_rev, &send_changed_paths,
2174 &strict_node, &limit,
2175 &include_merged_revs_param,
2176 &revprop_word, &revprop_items));
2178 if (include_merged_revs_param == SVN_RA_SVN_UNSPECIFIED_NUMBER)
2179 include_merged_revisions = FALSE;
2181 include_merged_revisions = (svn_boolean_t) include_merged_revs_param;
2183 if (revprop_word == NULL)
2184 /* pre-1.5 client */
2185 revprops = svn_compat_log_revprops_in(pool);
2186 else if (strcmp(revprop_word, "all-revprops") == 0)
2188 else if (strcmp(revprop_word, "revprops") == 0)
2190 SVN_ERR_ASSERT(revprop_items);
2192 revprops = apr_array_make(pool, revprop_items->nelts,
2194 for (i = 0; i < revprop_items->nelts; i++)
2196 elt = &APR_ARRAY_IDX(revprop_items, i, svn_ra_svn_item_t);
2197 if (elt->kind != SVN_RA_SVN_STRING)
2198 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2199 _("Log revprop entry not a string"));
2200 APR_ARRAY_PUSH(revprops, const char *) = elt->u.string->data;
2204 return svn_error_createf(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2205 _("Unknown revprop word '%s' in log command"),
2208 /* If we got an unspecified number then the user didn't send us anything,
2209 so we assume no limit. If it's larger than INT_MAX then someone is
2210 messing with us, since we know the svn client libraries will never send
2211 us anything that big, so play it safe and default to no limit. */
2212 if (limit == SVN_RA_SVN_UNSPECIFIED_NUMBER || limit > INT_MAX)
2215 full_paths = apr_array_make(pool, paths->nelts, sizeof(const char *));
2216 for (i = 0; i < paths->nelts; i++)
2218 elt = &APR_ARRAY_IDX(paths, i, svn_ra_svn_item_t);
2219 if (elt->kind != SVN_RA_SVN_STRING)
2220 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2221 _("Log path entry not a string"));
2222 full_path = svn_relpath_canonicalize(elt->u.string->data, pool),
2223 full_path = svn_fspath__join(b->fs_path->data, full_path, pool);
2224 APR_ARRAY_PUSH(full_paths, const char *) = full_path;
2226 SVN_ERR(trivial_auth_request(conn, pool, b));
2228 SVN_ERR(log_command(b, conn, pool, "%s",
2229 svn_log__log(full_paths, start_rev, end_rev,
2230 (int) limit, send_changed_paths,
2231 strict_node, include_merged_revisions,
2234 /* Get logs. (Can't report errors back to the client at this point.) */
2235 lb.fs_path = b->fs_path->data;
2238 err = svn_repos_get_logs4(b->repos, full_paths, start_rev, end_rev,
2239 (int) limit, send_changed_paths, strict_node,
2240 include_merged_revisions, revprops,
2241 authz_check_access_cb_func(b), &ab, log_receiver,
2244 write_err = svn_ra_svn__write_word(conn, pool, "done");
2247 svn_error_clear(err);
2251 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2252 return SVN_NO_ERROR;
2255 static svn_error_t *check_path(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2256 apr_array_header_t *params, void *baton)
2258 server_baton_t *b = baton;
2260 const char *path, *full_path;
2261 svn_fs_root_t *root;
2262 svn_node_kind_t kind;
2264 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)", &path, &rev));
2265 full_path = svn_fspath__join(b->fs_path->data,
2266 svn_relpath_canonicalize(path, pool), pool);
2268 /* Check authorizations */
2269 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read,
2272 if (!SVN_IS_VALID_REVNUM(rev))
2273 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
2275 SVN_ERR(log_command(b, conn, pool, "check-path %s@%d",
2276 svn_path_uri_encode(full_path, pool), rev));
2278 SVN_CMD_ERR(svn_fs_revision_root(&root, b->fs, rev, pool));
2279 SVN_CMD_ERR(svn_fs_check_path(&kind, root, full_path, pool));
2280 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "w",
2281 svn_node_kind_to_word(kind)));
2282 return SVN_NO_ERROR;
2285 static svn_error_t *stat_cmd(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2286 apr_array_header_t *params, void *baton)
2288 server_baton_t *b = baton;
2290 const char *path, *full_path, *cdate;
2291 svn_fs_root_t *root;
2292 svn_dirent_t *dirent;
2294 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)", &path, &rev));
2295 full_path = svn_fspath__join(b->fs_path->data,
2296 svn_relpath_canonicalize(path, pool), pool);
2298 /* Check authorizations */
2299 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read,
2302 if (!SVN_IS_VALID_REVNUM(rev))
2303 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
2305 SVN_ERR(log_command(b, conn, pool, "stat %s@%d",
2306 svn_path_uri_encode(full_path, pool), rev));
2308 SVN_CMD_ERR(svn_fs_revision_root(&root, b->fs, rev, pool));
2309 SVN_CMD_ERR(svn_repos_stat(&dirent, root, full_path, pool));
2311 /* Need to return the equivalent of "(?l)", since that's what the
2312 client is reading. */
2316 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "()"));
2317 return SVN_NO_ERROR;
2320 cdate = (dirent->time == (time_t) -1) ? NULL
2321 : svn_time_to_cstring(dirent->time, pool);
2323 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "((wnbr(?c)(?c)))",
2324 svn_node_kind_to_word(dirent->kind),
2325 (apr_uint64_t) dirent->size,
2326 dirent->has_props, dirent->created_rev,
2327 cdate, dirent->last_author));
2329 return SVN_NO_ERROR;
2332 static svn_error_t *get_locations(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2333 apr_array_header_t *params, void *baton)
2335 svn_error_t *err, *write_err;
2336 server_baton_t *b = baton;
2337 svn_revnum_t revision;
2338 apr_array_header_t *location_revisions, *loc_revs_proto;
2339 svn_ra_svn_item_t *elt;
2341 const char *relative_path;
2342 svn_revnum_t peg_revision;
2343 apr_hash_t *fs_locations;
2344 const char *abs_path;
2350 /* Parse the arguments. */
2351 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "crl", &relative_path,
2354 relative_path = svn_relpath_canonicalize(relative_path, pool);
2356 abs_path = svn_fspath__join(b->fs_path->data, relative_path, pool);
2358 location_revisions = apr_array_make(pool, loc_revs_proto->nelts,
2359 sizeof(svn_revnum_t));
2360 for (i = 0; i < loc_revs_proto->nelts; i++)
2362 elt = &APR_ARRAY_IDX(loc_revs_proto, i, svn_ra_svn_item_t);
2363 if (elt->kind != SVN_RA_SVN_NUMBER)
2364 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2365 "Get-locations location revisions entry "
2366 "not a revision number");
2367 revision = (svn_revnum_t)(elt->u.number);
2368 APR_ARRAY_PUSH(location_revisions, svn_revnum_t) = revision;
2370 SVN_ERR(trivial_auth_request(conn, pool, b));
2371 SVN_ERR(log_command(b, conn, pool, "%s",
2372 svn_log__get_locations(abs_path, peg_revision,
2373 location_revisions, pool)));
2375 /* All the parameters are fine - let's perform the query against the
2378 /* We store both err and write_err here, so the client will get
2379 * the "done" even if there was an error in fetching the results. */
2381 err = svn_repos_trace_node_locations(b->fs, &fs_locations, abs_path,
2382 peg_revision, location_revisions,
2383 authz_check_access_cb_func(b), &ab,
2386 /* Now, write the results to the connection. */
2391 apr_hash_index_t *iter;
2393 for (iter = apr_hash_first(pool, fs_locations); iter;
2394 iter = apr_hash_next(iter))
2396 const svn_revnum_t *iter_key = svn__apr_hash_index_key(iter);
2397 const char *iter_value = svn__apr_hash_index_val(iter);
2399 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "rc",
2400 *iter_key, iter_value));
2405 write_err = svn_ra_svn__write_word(conn, pool, "done");
2408 svn_error_clear(err);
2413 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2415 return SVN_NO_ERROR;
2418 static svn_error_t *gls_receiver(svn_location_segment_t *segment,
2422 svn_ra_svn_conn_t *conn = baton;
2423 return svn_ra_svn__write_tuple(conn, pool, "rr(?c)",
2424 segment->range_start,
2429 static svn_error_t *get_location_segments(svn_ra_svn_conn_t *conn,
2431 apr_array_header_t *params,
2434 svn_error_t *err, *write_err;
2435 server_baton_t *b = baton;
2436 svn_revnum_t peg_revision, start_rev, end_rev;
2437 const char *relative_path;
2438 const char *abs_path;
2444 /* Parse the arguments. */
2445 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)(?r)(?r)",
2446 &relative_path, &peg_revision,
2447 &start_rev, &end_rev));
2448 relative_path = svn_relpath_canonicalize(relative_path, pool);
2450 abs_path = svn_fspath__join(b->fs_path->data, relative_path, pool);
2452 if (SVN_IS_VALID_REVNUM(start_rev)
2453 && SVN_IS_VALID_REVNUM(end_rev)
2454 && (end_rev > start_rev))
2456 err = svn_error_createf(SVN_ERR_INCORRECT_PARAMS, NULL,
2457 "Get-location-segments end revision must not be "
2458 "younger than start revision");
2459 return log_fail_and_flush(err, b, conn, pool);
2462 if (SVN_IS_VALID_REVNUM(peg_revision)
2463 && SVN_IS_VALID_REVNUM(start_rev)
2464 && (start_rev > peg_revision))
2466 err = svn_error_createf(SVN_ERR_INCORRECT_PARAMS, NULL,
2467 "Get-location-segments start revision must not "
2468 "be younger than peg revision");
2469 return log_fail_and_flush(err, b, conn, pool);
2472 SVN_ERR(trivial_auth_request(conn, pool, b));
2473 SVN_ERR(log_command(baton, conn, pool, "%s",
2474 svn_log__get_location_segments(abs_path, peg_revision,
2478 /* All the parameters are fine - let's perform the query against the
2481 /* We store both err and write_err here, so the client will get
2482 * the "done" even if there was an error in fetching the results. */
2484 err = svn_repos_node_location_segments(b->repos, abs_path,
2485 peg_revision, start_rev, end_rev,
2486 gls_receiver, (void *)conn,
2487 authz_check_access_cb_func(b), &ab,
2489 write_err = svn_ra_svn__write_word(conn, pool, "done");
2492 svn_error_clear(err);
2497 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2499 return SVN_NO_ERROR;
2502 /* This implements svn_write_fn_t. Write LEN bytes starting at DATA to the
2503 client as a string. */
2504 static svn_error_t *svndiff_handler(void *baton, const char *data,
2507 file_revs_baton_t *b = baton;
2512 return svn_ra_svn__write_string(b->conn, b->pool, &str);
2515 /* This implements svn_close_fn_t. Mark the end of the data by writing an
2516 empty string to the client. */
2517 static svn_error_t *svndiff_close_handler(void *baton)
2519 file_revs_baton_t *b = baton;
2521 SVN_ERR(svn_ra_svn__write_cstring(b->conn, b->pool, ""));
2522 return SVN_NO_ERROR;
2525 /* This implements the svn_repos_file_rev_handler_t interface. */
2526 static svn_error_t *file_rev_handler(void *baton, const char *path,
2527 svn_revnum_t rev, apr_hash_t *rev_props,
2528 svn_boolean_t merged_revision,
2529 svn_txdelta_window_handler_t *d_handler,
2531 apr_array_header_t *prop_diffs,
2534 file_revs_baton_t *frb = baton;
2535 svn_stream_t *stream;
2537 SVN_ERR(svn_ra_svn__write_tuple(frb->conn, pool, "cr(!",
2539 SVN_ERR(svn_ra_svn__write_proplist(frb->conn, pool, rev_props));
2540 SVN_ERR(svn_ra_svn__write_tuple(frb->conn, pool, "!)(!"));
2541 SVN_ERR(write_prop_diffs(frb->conn, pool, prop_diffs));
2542 SVN_ERR(svn_ra_svn__write_tuple(frb->conn, pool, "!)b", merged_revision));
2544 /* Store the pool for the delta stream. */
2547 /* Prepare for the delta or just write an empty string. */
2550 stream = svn_stream_create(baton, pool);
2551 svn_stream_set_write(stream, svndiff_handler);
2552 svn_stream_set_close(stream, svndiff_close_handler);
2554 /* If the connection does not support SVNDIFF1 or if we don't want to use
2555 * compression, use the non-compressing "version 0" implementation */
2556 if ( svn_ra_svn_compression_level(frb->conn) > 0
2557 && svn_ra_svn_has_capability(frb->conn, SVN_RA_SVN_CAP_SVNDIFF1))
2558 svn_txdelta_to_svndiff3(d_handler, d_baton, stream, 1,
2559 svn_ra_svn_compression_level(frb->conn), pool);
2561 svn_txdelta_to_svndiff3(d_handler, d_baton, stream, 0,
2562 svn_ra_svn_compression_level(frb->conn), pool);
2565 SVN_ERR(svn_ra_svn__write_cstring(frb->conn, pool, ""));
2567 return SVN_NO_ERROR;
2570 static svn_error_t *get_file_revs(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2571 apr_array_header_t *params, void *baton)
2573 server_baton_t *b = baton;
2574 svn_error_t *err, *write_err;
2575 file_revs_baton_t frb;
2576 svn_revnum_t start_rev, end_rev;
2578 const char *full_path;
2579 apr_uint64_t include_merged_revs_param;
2580 svn_boolean_t include_merged_revisions;
2586 /* Parse arguments. */
2587 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?r)(?r)?B",
2588 &path, &start_rev, &end_rev,
2589 &include_merged_revs_param));
2590 path = svn_relpath_canonicalize(path, pool);
2591 SVN_ERR(trivial_auth_request(conn, pool, b));
2592 full_path = svn_fspath__join(b->fs_path->data, path, pool);
2594 if (include_merged_revs_param == SVN_RA_SVN_UNSPECIFIED_NUMBER)
2595 include_merged_revisions = FALSE;
2597 include_merged_revisions = (svn_boolean_t) include_merged_revs_param;
2599 SVN_ERR(log_command(b, conn, pool, "%s",
2600 svn_log__get_file_revs(full_path, start_rev, end_rev,
2601 include_merged_revisions,
2607 err = svn_repos_get_file_revs2(b->repos, full_path, start_rev, end_rev,
2608 include_merged_revisions,
2609 authz_check_access_cb_func(b), &ab,
2610 file_rev_handler, &frb, pool);
2611 write_err = svn_ra_svn__write_word(conn, pool, "done");
2614 svn_error_clear(err);
2618 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2620 return SVN_NO_ERROR;
2623 static svn_error_t *lock(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2624 apr_array_header_t *params, void *baton)
2626 server_baton_t *b = baton;
2628 const char *comment;
2629 const char *full_path;
2630 svn_boolean_t steal_lock;
2631 svn_revnum_t current_rev;
2634 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?c)b(?r)", &path, &comment,
2635 &steal_lock, ¤t_rev));
2636 full_path = svn_fspath__join(b->fs_path->data,
2637 svn_relpath_canonicalize(path, pool), pool);
2639 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write,
2641 SVN_ERR(log_command(b, conn, pool, "%s",
2642 svn_log__lock_one_path(full_path, steal_lock, pool)));
2644 SVN_CMD_ERR(svn_repos_fs_lock(&l, b->repos, full_path, NULL, comment, 0,
2645 0, /* No expiration time. */
2646 current_rev, steal_lock, pool));
2648 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w(!", "success"));
2649 SVN_ERR(write_lock(conn, pool, l));
2650 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!)"));
2652 return SVN_NO_ERROR;
2655 static svn_error_t *lock_many(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2656 apr_array_header_t *params, void *baton)
2658 server_baton_t *b = baton;
2659 apr_array_header_t *path_revs;
2660 const char *comment;
2661 svn_boolean_t steal_lock;
2663 apr_pool_t *subpool;
2665 const char *full_path;
2666 svn_revnum_t current_rev;
2667 apr_array_header_t *log_paths;
2669 svn_error_t *err = SVN_NO_ERROR, *write_err;
2671 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "(?c)bl", &comment, &steal_lock,
2674 subpool = svn_pool_create(pool);
2676 /* Because we can only send a single auth reply per request, we send
2677 a reply before parsing the lock commands. This means an authz
2678 access denial will abort the processing of the locks and return
2680 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write, NULL, TRUE));
2682 /* Loop through the lock requests. */
2683 log_paths = apr_array_make(pool, path_revs->nelts, sizeof(full_path));
2684 for (i = 0; i < path_revs->nelts; ++i)
2686 svn_ra_svn_item_t *item = &APR_ARRAY_IDX(path_revs, i,
2689 svn_pool_clear(subpool);
2691 if (item->kind != SVN_RA_SVN_LIST)
2692 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2693 "Lock requests should be list of lists");
2695 SVN_ERR(svn_ra_svn__parse_tuple(item->u.list, pool, "c(?r)", &path,
2698 /* Allocate the full_path out of pool so it will survive for use
2699 * by operational logging, after this loop. */
2700 full_path = svn_fspath__join(b->fs_path->data,
2701 svn_relpath_canonicalize(path, subpool),
2703 APR_ARRAY_PUSH(log_paths, const char *) = full_path;
2705 if (! lookup_access(pool, b, conn, svn_authz_write, full_path, TRUE))
2707 err = error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED, NULL, NULL,
2712 err = svn_repos_fs_lock(&l, b->repos, full_path,
2713 NULL, comment, FALSE,
2714 0, /* No expiration time. */
2716 steal_lock, subpool);
2720 if (SVN_ERR_IS_LOCK_ERROR(err))
2722 write_err = svn_ra_svn__write_cmd_failure(conn, pool, err);
2723 svn_error_clear(err);
2732 SVN_ERR(svn_ra_svn__write_tuple(conn, subpool, "w!", "success"));
2733 SVN_ERR(write_lock(conn, subpool, l));
2734 SVN_ERR(svn_ra_svn__write_tuple(conn, subpool, "!"));
2738 svn_pool_destroy(subpool);
2740 SVN_ERR(log_command(b, conn, pool, "%s",
2741 svn_log__lock(log_paths, steal_lock, pool)));
2743 /* NOTE: err might contain a fatal locking error from the loop above. */
2744 write_err = svn_ra_svn__write_word(conn, pool, "done");
2747 svn_error_clear(err);
2749 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2751 return SVN_NO_ERROR;
2754 static svn_error_t *unlock(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2755 apr_array_header_t *params, void *baton)
2757 server_baton_t *b = baton;
2758 const char *path, *token, *full_path;
2759 svn_boolean_t break_lock;
2761 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c(?c)b", &path, &token,
2764 full_path = svn_fspath__join(b->fs_path->data,
2765 svn_relpath_canonicalize(path, pool), pool);
2767 /* Username required unless break_lock was specified. */
2768 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write,
2769 full_path, ! break_lock));
2770 SVN_ERR(log_command(b, conn, pool, "%s",
2771 svn_log__unlock_one_path(full_path, break_lock, pool)));
2773 SVN_CMD_ERR(svn_repos_fs_unlock(b->repos, full_path, token, break_lock,
2776 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2778 return SVN_NO_ERROR;
2781 static svn_error_t *unlock_many(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2782 apr_array_header_t *params, void *baton)
2784 server_baton_t *b = baton;
2785 svn_boolean_t break_lock;
2786 apr_array_header_t *unlock_tokens;
2788 apr_pool_t *subpool;
2790 const char *full_path;
2791 apr_array_header_t *log_paths;
2793 svn_error_t *err = SVN_NO_ERROR, *write_err;
2795 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "bl", &break_lock,
2798 /* Username required unless break_lock was specified. */
2799 SVN_ERR(must_have_access(conn, pool, b, svn_authz_write, NULL, ! break_lock));
2801 subpool = svn_pool_create(pool);
2803 /* Loop through the unlock requests. */
2804 log_paths = apr_array_make(pool, unlock_tokens->nelts, sizeof(full_path));
2805 for (i = 0; i < unlock_tokens->nelts; i++)
2807 svn_ra_svn_item_t *item = &APR_ARRAY_IDX(unlock_tokens, i,
2810 svn_pool_clear(subpool);
2812 if (item->kind != SVN_RA_SVN_LIST)
2813 return svn_error_create(SVN_ERR_RA_SVN_MALFORMED_DATA, NULL,
2814 "Unlock request should be a list of lists");
2816 SVN_ERR(svn_ra_svn__parse_tuple(item->u.list, subpool, "c(?c)", &path,
2819 /* Allocate the full_path out of pool so it will survive for use
2820 * by operational logging, after this loop. */
2821 full_path = svn_fspath__join(b->fs_path->data,
2822 svn_relpath_canonicalize(path, subpool),
2824 APR_ARRAY_PUSH(log_paths, const char *) = full_path;
2826 if (! lookup_access(subpool, b, conn, svn_authz_write, full_path,
2828 return svn_error_create(SVN_ERR_RA_SVN_CMD_ERR,
2829 error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED,
2834 err = svn_repos_fs_unlock(b->repos, full_path, token, break_lock,
2838 if (SVN_ERR_IS_UNLOCK_ERROR(err))
2840 write_err = svn_ra_svn__write_cmd_failure(conn, pool, err);
2841 svn_error_clear(err);
2849 SVN_ERR(svn_ra_svn__write_tuple(conn, subpool, "w(c)", "success",
2853 svn_pool_destroy(subpool);
2855 SVN_ERR(log_command(b, conn, pool, "%s",
2856 svn_log__unlock(log_paths, break_lock, pool)));
2858 /* NOTE: err might contain a fatal unlocking error from the loop above. */
2859 write_err = svn_ra_svn__write_word(conn, pool, "done");
2862 svn_error_clear(err);
2863 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
2865 return SVN_NO_ERROR;
2868 static svn_error_t *get_lock(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2869 apr_array_header_t *params, void *baton)
2871 server_baton_t *b = baton;
2873 const char *full_path;
2876 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c", &path));
2878 full_path = svn_fspath__join(b->fs_path->data,
2879 svn_relpath_canonicalize(path, pool), pool);
2881 SVN_ERR(must_have_access(conn, pool, b, svn_authz_read,
2883 SVN_ERR(log_command(b, conn, pool, "get-lock %s",
2884 svn_path_uri_encode(full_path, pool)));
2886 SVN_CMD_ERR(svn_fs_get_lock(&l, b->fs, full_path, pool));
2888 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((!", "success"));
2890 SVN_ERR(write_lock(conn, pool, l));
2891 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
2893 return SVN_NO_ERROR;
2896 static svn_error_t *get_locks(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2897 apr_array_header_t *params, void *baton)
2899 server_baton_t *b = baton;
2901 const char *full_path;
2902 const char *depth_word;
2905 apr_hash_index_t *hi;
2912 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "c?(?w)", &path, &depth_word));
2914 depth = depth_word ? svn_depth_from_word(depth_word) : svn_depth_infinity;
2915 if ((depth != svn_depth_empty) &&
2916 (depth != svn_depth_files) &&
2917 (depth != svn_depth_immediates) &&
2918 (depth != svn_depth_infinity))
2920 err = svn_error_create(SVN_ERR_INCORRECT_PARAMS, NULL,
2921 "Invalid 'depth' specified in get-locks request");
2922 return log_fail_and_flush(err, b, conn, pool);
2925 full_path = svn_fspath__join(b->fs_path->data,
2926 svn_relpath_canonicalize(path, pool), pool);
2928 SVN_ERR(trivial_auth_request(conn, pool, b));
2930 SVN_ERR(log_command(b, conn, pool, "get-locks %s",
2931 svn_path_uri_encode(full_path, pool)));
2932 SVN_CMD_ERR(svn_repos_fs_get_locks2(&locks, b->repos, full_path, depth,
2933 authz_check_access_cb_func(b), &ab,
2936 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w((!", "success"));
2937 for (hi = apr_hash_first(pool, locks); hi; hi = apr_hash_next(hi))
2939 svn_lock_t *l = svn__apr_hash_index_val(hi);
2941 SVN_ERR(write_lock(conn, pool, l));
2943 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
2945 return SVN_NO_ERROR;
2948 static svn_error_t *replay_one_revision(svn_ra_svn_conn_t *conn,
2951 svn_revnum_t low_water_mark,
2952 svn_boolean_t send_deltas,
2955 const svn_delta_editor_t *editor;
2957 svn_fs_root_t *root;
2964 SVN_ERR(log_command(b, conn, pool,
2965 svn_log__replay(b->fs_path->data, rev, pool)));
2967 svn_ra_svn_get_editor(&editor, &edit_baton, conn, pool, NULL, NULL);
2969 err = svn_fs_revision_root(&root, b->fs, rev, pool);
2972 err = svn_repos_replay2(root, b->fs_path->data, low_water_mark,
2973 send_deltas, editor, edit_baton,
2974 authz_check_access_cb_func(b), &ab, pool);
2977 svn_error_clear(editor->abort_edit(edit_baton, pool));
2980 return svn_ra_svn__write_cmd_finish_replay(conn, pool);
2983 static svn_error_t *replay(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
2984 apr_array_header_t *params, void *baton)
2986 svn_revnum_t rev, low_water_mark;
2987 svn_boolean_t send_deltas;
2988 server_baton_t *b = baton;
2990 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "rrb", &rev, &low_water_mark,
2993 SVN_ERR(trivial_auth_request(conn, pool, b));
2995 SVN_ERR(replay_one_revision(conn, b, rev, low_water_mark,
2996 send_deltas, pool));
2998 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
3000 return SVN_NO_ERROR;
3003 static svn_error_t *replay_range(svn_ra_svn_conn_t *conn, apr_pool_t *pool,
3004 apr_array_header_t *params, void *baton)
3006 svn_revnum_t start_rev, end_rev, rev, low_water_mark;
3007 svn_boolean_t send_deltas;
3008 server_baton_t *b = baton;
3009 apr_pool_t *iterpool;
3015 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "rrrb", &start_rev,
3016 &end_rev, &low_water_mark,
3019 SVN_ERR(trivial_auth_request(conn, pool, b));
3021 iterpool = svn_pool_create(pool);
3022 for (rev = start_rev; rev <= end_rev; rev++)
3026 svn_pool_clear(iterpool);
3028 SVN_CMD_ERR(svn_repos_fs_revision_proplist(&props, b->repos, rev,
3029 authz_check_access_cb_func(b),
3032 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "w(!", "revprops"));
3033 SVN_ERR(svn_ra_svn__write_proplist(conn, iterpool, props));
3034 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!)"));
3036 SVN_ERR(replay_one_revision(conn, b, rev, low_water_mark,
3037 send_deltas, iterpool));
3040 svn_pool_destroy(iterpool);
3042 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, ""));
3044 return SVN_NO_ERROR;
3047 static svn_error_t *
3048 get_deleted_rev(svn_ra_svn_conn_t *conn,
3050 apr_array_header_t *params,
3053 server_baton_t *b = baton;
3054 const char *path, *full_path;
3055 svn_revnum_t peg_revision;
3056 svn_revnum_t end_revision;
3057 svn_revnum_t revision_deleted;
3059 SVN_ERR(svn_ra_svn__parse_tuple(params, pool, "crr",
3060 &path, &peg_revision, &end_revision));
3061 full_path = svn_fspath__join(b->fs_path->data,
3062 svn_relpath_canonicalize(path, pool), pool);
3063 SVN_ERR(log_command(b, conn, pool, "get-deleted-rev"));
3064 SVN_ERR(trivial_auth_request(conn, pool, b));
3065 SVN_ERR(svn_repos_deleted_rev(b->fs, full_path, peg_revision, end_revision,
3066 &revision_deleted, pool));
3067 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "r", revision_deleted));
3068 return SVN_NO_ERROR;
3071 static svn_error_t *
3072 get_inherited_props(svn_ra_svn_conn_t *conn,
3074 apr_array_header_t *params,
3077 server_baton_t *b = baton;
3078 const char *path, *full_path;
3080 svn_fs_root_t *root;
3081 apr_array_header_t *inherited_props;
3083 apr_pool_t *iterpool = svn_pool_create(pool);
3089 /* Parse arguments. */
3090 SVN_ERR(svn_ra_svn__parse_tuple(params, iterpool, "c(?r)", &path, &rev));
3092 full_path = svn_fspath__join(b->fs_path->data,
3093 svn_relpath_canonicalize(path, iterpool),
3096 /* Check authorizations */
3097 SVN_ERR(must_have_access(conn, iterpool, b, svn_authz_read,
3100 if (!SVN_IS_VALID_REVNUM(rev))
3101 SVN_CMD_ERR(svn_fs_youngest_rev(&rev, b->fs, pool));
3103 SVN_ERR(log_command(b, conn, pool, "%s",
3104 svn_log__get_inherited_props(full_path, rev,
3107 /* Fetch the properties and a stream for the contents. */
3108 SVN_CMD_ERR(svn_fs_revision_root(&root, b->fs, rev, iterpool));
3109 SVN_CMD_ERR(get_props(NULL, &inherited_props, &ab, root, full_path, pool));
3111 /* Send successful command response with revision and props. */
3112 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "w(!", "success"));
3114 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!(?!"));
3116 for (i = 0; i < inherited_props->nelts; i++)
3118 svn_prop_inherited_item_t *iprop =
3119 APR_ARRAY_IDX(inherited_props, i, svn_prop_inherited_item_t *);
3121 svn_pool_clear(iterpool);
3122 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!(c(!",
3123 iprop->path_or_url));
3124 SVN_ERR(svn_ra_svn__write_proplist(conn, iterpool, iprop->prop_hash));
3125 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!))!",
3126 iprop->path_or_url));
3129 SVN_ERR(svn_ra_svn__write_tuple(conn, iterpool, "!))"));
3130 svn_pool_destroy(iterpool);
3131 return SVN_NO_ERROR;
3134 static const svn_ra_svn_cmd_entry_t main_commands[] = {
3135 { "reparent", reparent },
3136 { "get-latest-rev", get_latest_rev },
3137 { "get-dated-rev", get_dated_rev },
3138 { "change-rev-prop", change_rev_prop },
3139 { "change-rev-prop2",change_rev_prop2 },
3140 { "rev-proplist", rev_proplist },
3141 { "rev-prop", rev_prop },
3142 { "commit", commit },
3143 { "get-file", get_file },
3144 { "get-dir", get_dir },
3145 { "update", update },
3146 { "switch", switch_cmd },
3147 { "status", status },
3149 { "get-mergeinfo", get_mergeinfo },
3151 { "check-path", check_path },
3152 { "stat", stat_cmd },
3153 { "get-locations", get_locations },
3154 { "get-location-segments", get_location_segments },
3155 { "get-file-revs", get_file_revs },
3157 { "lock-many", lock_many },
3158 { "unlock", unlock },
3159 { "unlock-many", unlock_many },
3160 { "get-lock", get_lock },
3161 { "get-locks", get_locks },
3162 { "replay", replay },
3163 { "replay-range", replay_range },
3164 { "get-deleted-rev", get_deleted_rev },
3165 { "get-iprops", get_inherited_props },
3169 /* Skip past the scheme part of a URL, including the tunnel specification
3170 * if present. Return NULL if the scheme part is invalid for ra_svn. */
3171 static const char *skip_scheme_part(const char *url)
3173 if (strncmp(url, "svn", 3) != 0)
3177 url += strcspn(url, ":");
3178 if (strncmp(url, "://", 3) != 0)
3183 /* Check that PATH is a valid repository path, meaning it doesn't contain any
3185 NOTE: This is similar to svn_path_is_backpath_present, but that function
3186 assumes the path separator is '/'. This function also checks for
3187 segments delimited by the local path separator. */
3188 static svn_boolean_t
3189 repos_path_valid(const char *path)
3191 const char *s = path;
3195 /* Scan for the end of the segment. */
3196 while (*path && *path != '/' && *path != SVN_PATH_LOCAL_SEPARATOR)
3199 /* Check for '..'. */
3201 /* On Windows, don't allow sequences of more than one character
3202 consisting of just dots and spaces. Win32 functions treat
3203 paths such as ".. " and "......." inconsistently. Make sure
3204 no one can escape out of the root. */
3205 if (path - s >= 2 && strspn(s, ". ") == (size_t)(path - s))
3208 if (path - s == 2 && s[0] == '.' && s[1] == '.')
3212 /* Skip all separators. */
3213 while (*path && (*path == '/' || *path == SVN_PATH_LOCAL_SEPARATOR))
3221 /* Look for the repository given by URL, using ROOT as the virtual
3222 * repository root. If we find one, fill in the repos, fs, cfg,
3223 * repos_url, and fs_path fields of B. Set B->repos's client
3224 * capabilities to CAPABILITIES, which must be at least as long-lived
3225 * as POOL, and whose elements are SVN_RA_CAPABILITY_*.
3227 static svn_error_t *find_repos(const char *url, const char *root,
3229 svn_ra_svn_conn_t *conn,
3230 const apr_array_header_t *capabilities,
3233 const char *path, *full_path, *repos_root, *fs_path, *hooks_env;
3234 svn_stringbuf_t *url_buf;
3236 /* Skip past the scheme and authority part. */
3237 path = skip_scheme_part(url);
3239 return svn_error_createf(SVN_ERR_BAD_URL, NULL,
3240 "Non-svn URL passed to svn server: '%s'", url);
3244 path = strchr(path, '/');
3248 path = svn_relpath_canonicalize(path, pool);
3249 path = svn_path_uri_decode(path, pool);
3251 /* Ensure that it isn't possible to escape the root by disallowing
3253 if (!repos_path_valid(path))
3254 return svn_error_create(SVN_ERR_BAD_FILENAME, NULL,
3255 "Couldn't determine repository path");
3257 /* Join the server-configured root with the client path. */
3258 full_path = svn_dirent_join(svn_dirent_canonicalize(root, pool),
3261 /* Search for a repository in the full path. */
3262 repos_root = svn_repos_find_root_path(full_path, pool);
3264 return svn_error_createf(SVN_ERR_RA_SVN_REPOS_NOT_FOUND, NULL,
3265 "No repository found in '%s'", url);
3267 /* Open the repository and fill in b with the resulting information. */
3268 SVN_ERR(svn_repos_open2(&b->repos, repos_root, b->fs_config, pool));
3269 SVN_ERR(svn_repos_remember_client_capabilities(b->repos, capabilities));
3270 b->fs = svn_repos_fs(b->repos);
3271 fs_path = full_path + strlen(repos_root);
3272 b->fs_path = svn_stringbuf_create(*fs_path ? fs_path : "/", pool);
3273 url_buf = svn_stringbuf_create(url, pool);
3274 svn_path_remove_components(url_buf,
3275 svn_path_component_count(b->fs_path->data));
3276 b->repos_url = url_buf->data;
3277 b->authz_repos_name = svn_dirent_is_child(root, repos_root, pool);
3278 if (b->authz_repos_name == NULL)
3279 b->repos_name = svn_dirent_basename(repos_root, pool);
3281 b->repos_name = b->authz_repos_name;
3282 b->repos_name = svn_path_uri_encode(b->repos_name, pool);
3284 /* If the svnserve configuration has not been loaded then load it from the
3288 b->base = svn_repos_conf_dir(b->repos, pool);
3290 SVN_ERR(svn_config_read3(&b->cfg, svn_repos_svnserve_conf(b->repos, pool),
3291 FALSE, /* must_exist */
3292 FALSE, /* section_names_case_sensitive */
3293 FALSE, /* option_names_case_sensitive */
3295 SVN_ERR(load_pwdb_config(b, conn, pool));
3296 SVN_ERR(load_authz_config(b, conn, repos_root, pool));
3298 /* svnserve.conf has been loaded via the --config-file option so need
3299 * to load pwdb and authz. */
3302 SVN_ERR(load_pwdb_config(b, conn, pool));
3303 SVN_ERR(load_authz_config(b, conn, repos_root, pool));
3306 #ifdef SVN_HAVE_SASL
3307 /* Should we use Cyrus SASL? */
3308 SVN_ERR(svn_config_get_bool(b->cfg, &b->use_sasl, SVN_CONFIG_SECTION_SASL,
3309 SVN_CONFIG_OPTION_USE_SASL, FALSE));
3312 /* Use the repository UUID as the default realm. */
3313 SVN_ERR(svn_fs_get_uuid(b->fs, &b->realm, pool));
3314 svn_config_get(b->cfg, &b->realm, SVN_CONFIG_SECTION_GENERAL,
3315 SVN_CONFIG_OPTION_REALM, b->realm);
3317 /* Make sure it's possible for the client to authenticate. Note
3318 that this doesn't take into account any authz configuration read
3319 above, because we can't know about access it grants until paths
3320 are given by the client. */
3321 if (get_access(b, UNAUTHENTICATED) == NO_ACCESS
3322 && (get_access(b, AUTHENTICATED) == NO_ACCESS
3323 || (!b->tunnel_user && !b->pwdb && !b->use_sasl)))
3324 return error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED, NULL,
3325 "No access allowed to this repository",
3328 /* Configure hook script environment variables. */
3329 svn_config_get(b->cfg, &hooks_env, SVN_CONFIG_SECTION_GENERAL,
3330 SVN_CONFIG_OPTION_HOOKS_ENV, NULL);
3332 hooks_env = svn_dirent_internal_style(hooks_env, pool);
3333 SVN_ERR(svn_repos_hooks_setenv(b->repos, hooks_env, pool));
3335 return SVN_NO_ERROR;
3338 /* Compute the authentication name EXTERNAL should be able to get, if any. */
3339 static const char *get_tunnel_user(serve_params_t *params, apr_pool_t *pool)
3341 /* Only offer EXTERNAL for connections tunneled over a login agent. */
3342 if (!params->tunnel)
3345 /* If a tunnel user was provided on the command line, use that. */
3346 if (params->tunnel_user)
3347 return params->tunnel_user;
3349 return svn_user_get_name(pool);
3353 fs_warning_func(void *baton, svn_error_t *err)
3355 fs_warning_baton_t *b = baton;
3356 log_server_error(err, b->server, b->conn, b->pool);
3357 /* TODO: Keep log_pool in the server baton, cleared after every log? */
3358 svn_pool_clear(b->pool);
3361 /* Return the normalized repository-relative path for the given PATH
3362 * (may be a URL, full path or relative path) and fs contained in the
3363 * server baton BATON. Allocate the result in POOL.
3366 get_normalized_repo_rel_path(void *baton,
3370 server_baton_t *sb = baton;
3372 if (svn_path_is_url(path))
3374 /* This is a copyfrom URL. */
3375 path = svn_uri_skip_ancestor(sb->repos_url, path, pool);
3376 path = svn_fspath__canonicalize(path, pool);
3380 /* This is a base-relative path. */
3381 if ((path)[0] != '/')
3382 /* Get an absolute path for use in the FS. */
3383 path = svn_fspath__join(sb->fs_path->data, path, pool);
3389 /* Get the revision root for REVISION in fs given by server baton BATON
3390 * and return it in *FS_ROOT. Use HEAD if REVISION is SVN_INVALID_REVNUM.
3391 * Use POOL for allocations.
3393 static svn_error_t *
3394 get_revision_root(svn_fs_root_t **fs_root,
3396 svn_revnum_t revision,
3399 server_baton_t *sb = baton;
3401 if (!SVN_IS_VALID_REVNUM(revision))
3402 SVN_ERR(svn_fs_youngest_rev(&revision, sb->fs, pool));
3404 SVN_ERR(svn_fs_revision_root(fs_root, sb->fs, revision, pool));
3406 return SVN_NO_ERROR;
3409 static svn_error_t *
3410 fetch_props_func(apr_hash_t **props,
3413 svn_revnum_t base_revision,
3414 apr_pool_t *result_pool,
3415 apr_pool_t *scratch_pool)
3417 svn_fs_root_t *fs_root;
3420 path = get_normalized_repo_rel_path(baton, path, scratch_pool);
3421 SVN_ERR(get_revision_root(&fs_root, baton, base_revision, scratch_pool));
3423 err = svn_fs_node_proplist(props, fs_root, path, result_pool);
3424 if (err && err->apr_err == SVN_ERR_FS_NOT_FOUND)
3426 svn_error_clear(err);
3427 *props = apr_hash_make(result_pool);
3428 return SVN_NO_ERROR;
3431 return svn_error_trace(err);
3433 return SVN_NO_ERROR;
3436 static svn_error_t *
3437 fetch_kind_func(svn_node_kind_t *kind,
3440 svn_revnum_t base_revision,
3441 apr_pool_t *scratch_pool)
3443 svn_fs_root_t *fs_root;
3445 path = get_normalized_repo_rel_path(baton, path, scratch_pool);
3446 SVN_ERR(get_revision_root(&fs_root, baton, base_revision, scratch_pool));
3448 SVN_ERR(svn_fs_check_path(kind, fs_root, path, scratch_pool));
3450 return SVN_NO_ERROR;
3453 static svn_error_t *
3454 fetch_base_func(const char **filename,
3457 svn_revnum_t base_revision,
3458 apr_pool_t *result_pool,
3459 apr_pool_t *scratch_pool)
3461 svn_stream_t *contents;
3462 svn_stream_t *file_stream;
3463 const char *tmp_filename;
3464 svn_fs_root_t *fs_root;
3467 path = get_normalized_repo_rel_path(baton, path, scratch_pool);
3468 SVN_ERR(get_revision_root(&fs_root, baton, base_revision, scratch_pool));
3470 err = svn_fs_file_contents(&contents, fs_root, path, scratch_pool);
3471 if (err && err->apr_err == SVN_ERR_FS_NOT_FOUND)
3473 svn_error_clear(err);
3475 return SVN_NO_ERROR;
3478 return svn_error_trace(err);
3479 SVN_ERR(svn_stream_open_unique(&file_stream, &tmp_filename, NULL,
3480 svn_io_file_del_on_pool_cleanup,
3481 scratch_pool, scratch_pool));
3482 SVN_ERR(svn_stream_copy3(contents, file_stream, NULL, NULL, scratch_pool));
3484 *filename = apr_pstrdup(result_pool, tmp_filename);
3486 return SVN_NO_ERROR;
3489 svn_error_t *serve(svn_ra_svn_conn_t *conn, serve_params_t *params,
3492 svn_error_t *err, *io_err;
3494 const char *uuid, *client_url, *ra_client_string, *client_string;
3495 apr_array_header_t *caplist, *cap_words;
3497 fs_warning_baton_t warn_baton;
3498 svn_stringbuf_t *cap_log = svn_stringbuf_create_empty(pool);
3500 b.tunnel = params->tunnel;
3501 b.tunnel_user = get_tunnel_user(params, pool);
3502 b.read_only = params->read_only;
3504 b.username_case = params->username_case;
3505 b.authz_user = NULL;
3506 b.base = params->base;
3507 b.cfg = params->cfg;
3511 b.log_file = params->log_file;
3514 b.vhost = params->vhost;
3516 /* construct FS configuration parameters */
3517 b.fs_config = apr_hash_make(pool);
3518 svn_hash_sets(b.fs_config, SVN_FS_CONFIG_FSFS_CACHE_DELTAS,
3519 params->cache_txdeltas ? "1" :"0");
3520 svn_hash_sets(b.fs_config, SVN_FS_CONFIG_FSFS_CACHE_FULLTEXTS,
3521 params->cache_fulltexts ? "1" :"0");
3522 svn_hash_sets(b.fs_config, SVN_FS_CONFIG_FSFS_CACHE_REVPROPS,
3523 params->cache_revprops ? "1" :"0");
3525 /* Send greeting. We don't support version 1 any more, so we can
3526 * send an empty mechlist. */
3527 if (params->compression_level > 0)
3528 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "nn()(wwwwwwwwwww)",
3529 (apr_uint64_t) 2, (apr_uint64_t) 2,
3530 SVN_RA_SVN_CAP_EDIT_PIPELINE,
3531 SVN_RA_SVN_CAP_SVNDIFF1,
3532 SVN_RA_SVN_CAP_ABSENT_ENTRIES,
3533 SVN_RA_SVN_CAP_COMMIT_REVPROPS,
3534 SVN_RA_SVN_CAP_DEPTH,
3535 SVN_RA_SVN_CAP_LOG_REVPROPS,
3536 SVN_RA_SVN_CAP_ATOMIC_REVPROPS,
3537 SVN_RA_SVN_CAP_PARTIAL_REPLAY,
3538 SVN_RA_SVN_CAP_INHERITED_PROPS,
3539 SVN_RA_SVN_CAP_EPHEMERAL_TXNPROPS,
3540 SVN_RA_SVN_CAP_GET_FILE_REVS_REVERSE
3543 SVN_ERR(svn_ra_svn__write_cmd_response(conn, pool, "nn()(wwwwwwwwww)",
3544 (apr_uint64_t) 2, (apr_uint64_t) 2,
3545 SVN_RA_SVN_CAP_EDIT_PIPELINE,
3546 SVN_RA_SVN_CAP_ABSENT_ENTRIES,
3547 SVN_RA_SVN_CAP_COMMIT_REVPROPS,
3548 SVN_RA_SVN_CAP_DEPTH,
3549 SVN_RA_SVN_CAP_LOG_REVPROPS,
3550 SVN_RA_SVN_CAP_ATOMIC_REVPROPS,
3551 SVN_RA_SVN_CAP_PARTIAL_REPLAY,
3552 SVN_RA_SVN_CAP_INHERITED_PROPS,
3553 SVN_RA_SVN_CAP_EPHEMERAL_TXNPROPS,
3554 SVN_RA_SVN_CAP_GET_FILE_REVS_REVERSE
3557 /* Read client response, which we assume to be in version 2 format:
3558 * version, capability list, and client URL; then we do an auth
3560 SVN_ERR(svn_ra_svn__read_tuple(conn, pool, "nlc?c(?c)",
3561 &ver, &caplist, &client_url,
3565 return SVN_NO_ERROR;
3567 client_url = svn_uri_canonicalize(client_url, pool);
3568 SVN_ERR(svn_ra_svn_set_capabilities(conn, caplist));
3570 /* All released versions of Subversion support edit-pipeline,
3571 * so we do not accept connections from clients that do not. */
3572 if (! svn_ra_svn_has_capability(conn, SVN_RA_SVN_CAP_EDIT_PIPELINE))
3573 return SVN_NO_ERROR;
3575 /* find_repos needs the capabilities as a list of words (eventually
3576 they get handed to the start-commit hook). While we could add a
3577 new interface to re-retrieve them from conn and convert the
3578 result to a list, it's simpler to just convert caplist by hand
3579 here, since we already have it and turning 'svn_ra_svn_item_t's
3580 into 'const char *'s is pretty easy.
3582 We only record capabilities we care about. The client may report
3583 more (because it doesn't know what the server cares about). */
3586 svn_ra_svn_item_t *item;
3588 cap_words = apr_array_make(pool, 1, sizeof(const char *));
3589 for (i = 0; i < caplist->nelts; i++)
3591 item = &APR_ARRAY_IDX(caplist, i, svn_ra_svn_item_t);
3592 /* ra_svn_set_capabilities() already type-checked for us */
3593 if (strcmp(item->u.word, SVN_RA_SVN_CAP_MERGEINFO) == 0)
3595 APR_ARRAY_PUSH(cap_words, const char *)
3596 = SVN_RA_CAPABILITY_MERGEINFO;
3598 /* Save for operational log. */
3599 if (cap_log->len > 0)
3600 svn_stringbuf_appendcstr(cap_log, " ");
3601 svn_stringbuf_appendcstr(cap_log, item->u.word);
3605 err = find_repos(client_url, params->root, &b, conn, cap_words, pool);
3608 SVN_ERR(auth_request(conn, pool, &b, READ_ACCESS, FALSE));
3609 if (current_access(&b) == NO_ACCESS)
3610 err = error_create_and_log(SVN_ERR_RA_NOT_AUTHORIZED, NULL,
3611 "Not authorized for access",
3616 log_error(err, b.log_file, svn_ra_svn_conn_remote_host(conn),
3617 b.user, NULL, pool);
3618 io_err = svn_ra_svn__write_cmd_failure(conn, pool, err);
3619 svn_error_clear(err);
3621 return svn_ra_svn__flush(conn, pool);
3625 if (ra_client_string == NULL || ra_client_string[0] == '\0')
3626 ra_client_string = "-";
3628 ra_client_string = svn_path_uri_encode(ra_client_string, pool);
3629 if (client_string == NULL || client_string[0] == '\0')
3630 client_string = "-";
3632 client_string = svn_path_uri_encode(client_string, pool);
3633 SVN_ERR(log_command(&b, conn, pool,
3634 "open %" APR_UINT64_T_FMT " cap=(%s) %s %s %s",
3636 svn_path_uri_encode(b.fs_path->data, pool),
3637 ra_client_string, client_string));
3639 warn_baton.server = &b;
3640 warn_baton.conn = conn;
3641 warn_baton.pool = svn_pool_create(pool);
3642 svn_fs_set_warning_func(b.fs, fs_warning_func, &warn_baton);
3644 SVN_ERR(svn_fs_get_uuid(b.fs, &uuid, pool));
3646 /* We can't claim mergeinfo capability until we know whether the
3647 repository supports mergeinfo (i.e., is not a 1.4 repository),
3648 but we don't get the repository url from the client until after
3649 we've already sent the initial list of server capabilities. So
3650 we list repository capabilities here, in our first response after
3651 the client has sent the url. */
3653 svn_boolean_t supports_mergeinfo;
3654 SVN_ERR(svn_repos_has_capability(b.repos, &supports_mergeinfo,
3655 SVN_REPOS_CAPABILITY_MERGEINFO, pool));
3657 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "w(cc(!",
3658 "success", uuid, b.repos_url));
3659 if (supports_mergeinfo)
3660 SVN_ERR(svn_ra_svn__write_word(conn, pool, SVN_RA_SVN_CAP_MERGEINFO));
3661 SVN_ERR(svn_ra_svn__write_tuple(conn, pool, "!))"));
3664 /* Set up editor shims. */
3666 svn_delta_shim_callbacks_t *callbacks =
3667 svn_delta_shim_callbacks_default(pool);
3669 callbacks->fetch_base_func = fetch_base_func;
3670 callbacks->fetch_props_func = fetch_props_func;
3671 callbacks->fetch_kind_func = fetch_kind_func;
3672 callbacks->fetch_baton = &b;
3674 SVN_ERR(svn_ra_svn__set_shim_callbacks(conn, callbacks));
3677 return svn_ra_svn__handle_commands2(conn, pool, main_commands, &b, FALSE);