1/* 2 * cleanup.c: handle cleaning up workqueue items 3 * 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 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 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 20 * under the License. 21 * ==================================================================== 22 */ 23 24 25 26#include <string.h> 27 28#include "svn_wc.h" 29#include "svn_error.h" 30#include "svn_pools.h" 31#include "svn_io.h" 32#include "svn_dirent_uri.h" 33 34#include "wc.h" 35#include "adm_files.h" 36#include "lock.h" 37#include "workqueue.h" 38 39#include "private/svn_wc_private.h" 40#include "svn_private_config.h" 41 42 43/*** Recursively do log things. ***/ 44 45/* */ 46static svn_error_t * 47can_be_cleaned(int *wc_format, 48 svn_wc__db_t *db, 49 const char *local_abspath, 50 apr_pool_t *scratch_pool) 51{ 52 SVN_ERR(svn_wc__internal_check_wc(wc_format, db, 53 local_abspath, FALSE, scratch_pool)); 54 55 /* a "version" of 0 means a non-wc directory */ 56 if (*wc_format == 0) 57 return svn_error_createf(SVN_ERR_WC_NOT_WORKING_COPY, NULL, 58 _("'%s' is not a working copy directory"), 59 svn_dirent_local_style(local_abspath, 60 scratch_pool)); 61 62 if (*wc_format < SVN_WC__WC_NG_VERSION) 63 return svn_error_create(SVN_ERR_WC_UNSUPPORTED_FORMAT, NULL, 64 _("Log format too old, please use " 65 "Subversion 1.6 or earlier")); 66 67 return SVN_NO_ERROR; 68} 69 70/* Dummy svn_wc_status_func4_t implementation */ 71static svn_error_t * 72status_dummy_callback(void *baton, 73 const char *local_abspath, 74 const svn_wc_status3_t *status, 75 apr_pool_t *scratch_pool) 76{ 77 return SVN_NO_ERROR; 78} 79 80/* */ 81static svn_error_t * 82cleanup_internal(svn_wc__db_t *db, 83 const char *dir_abspath, 84 svn_boolean_t break_locks, 85 svn_boolean_t fix_recorded_timestamps, 86 svn_boolean_t vacuum_pristines, 87 svn_cancel_func_t cancel_func, 88 void *cancel_baton, 89 apr_pool_t *scratch_pool) 90{ 91 int wc_format; 92 svn_boolean_t is_wcroot; 93 const char *lock_abspath; 94 95 /* Can we even work with this directory? */ 96 SVN_ERR(can_be_cleaned(&wc_format, db, dir_abspath, scratch_pool)); 97 98 /* We cannot obtain a lock on a directory that's within a locked 99 subtree, so always run cleanup from the lock owner. */ 100 SVN_ERR(svn_wc__db_wclock_find_root(&lock_abspath, db, dir_abspath, 101 scratch_pool, scratch_pool)); 102 if (lock_abspath) 103 dir_abspath = lock_abspath; 104 SVN_ERR(svn_wc__db_wclock_obtain(db, dir_abspath, -1, break_locks, scratch_pool)); 105 106 /* Run our changes before the subdirectories. We may not have to recurse 107 if we blow away a subdir. */ 108 if (wc_format >= SVN_WC__HAS_WORK_QUEUE) 109 SVN_ERR(svn_wc__wq_run(db, dir_abspath, cancel_func, cancel_baton, 110 scratch_pool)); 111 112 SVN_ERR(svn_wc__db_is_wcroot(&is_wcroot, db, dir_abspath, scratch_pool)); 113 114#ifdef SVN_DEBUG 115 SVN_ERR(svn_wc__db_verify(db, dir_abspath, scratch_pool)); 116#endif 117 118 /* Perform these operations if we lock the entire working copy. 119 Note that we really need to check a wcroot value and not 120 svn_wc__check_wcroot() as that function, will just return true 121 once we start sharing databases with externals. 122 */ 123 if (is_wcroot && vacuum_pristines) 124 { 125 /* Cleanup the tmp area of the admin subdir, if running the log has not 126 removed it! The logs have been run, so anything left here has no hope 127 of being useful. */ 128 SVN_ERR(svn_wc__adm_cleanup_tmp_area(db, dir_abspath, scratch_pool)); 129 130 /* Remove unreferenced pristine texts */ 131 SVN_ERR(svn_wc__db_pristine_cleanup(db, dir_abspath, scratch_pool)); 132 } 133 134 if (fix_recorded_timestamps) 135 { 136 /* Instead of implementing a separate repair step here, use the standard 137 status walker's optimized implementation, which performs repairs when 138 there is a lock. */ 139 SVN_ERR(svn_wc__internal_walk_status(db, dir_abspath, svn_depth_infinity, 140 FALSE /* get_all */, 141 FALSE /* no_ignore */, 142 FALSE /* ignore_text_mods */, 143 NULL /* ignore patterns */, 144 status_dummy_callback, NULL, 145 cancel_func, cancel_baton, 146 scratch_pool)); 147 } 148 149 /* All done, toss the lock */ 150 SVN_ERR(svn_wc__db_wclock_release(db, dir_abspath, scratch_pool)); 151 152 return SVN_NO_ERROR; 153} 154 155svn_error_t * 156svn_wc_cleanup4(svn_wc_context_t *wc_ctx, 157 const char *local_abspath, 158 svn_boolean_t break_locks, 159 svn_boolean_t fix_recorded_timestamps, 160 svn_boolean_t clear_dav_cache, 161 svn_boolean_t vacuum_pristines, 162 svn_cancel_func_t cancel_func, 163 void *cancel_baton, 164 svn_wc_notify_func2_t notify_func, 165 void *notify_baton, 166 apr_pool_t *scratch_pool) 167{ 168 svn_wc__db_t *db; 169 170 SVN_ERR_ASSERT(svn_dirent_is_absolute(local_abspath)); 171 SVN_ERR_ASSERT(wc_ctx != NULL); 172 173 if (break_locks) 174 { 175 /* We'll handle everything manually. */ 176 177 /* Close the existing database (if any) to avoid problems with 178 exclusive database usage */ 179 SVN_ERR(svn_wc__db_drop_root(wc_ctx->db, local_abspath, 180 scratch_pool)); 181 182 SVN_ERR(svn_wc__db_open(&db, 183 NULL /* ### config */, FALSE, FALSE, 184 scratch_pool, scratch_pool)); 185 } 186 else 187 db = wc_ctx->db; 188 189 SVN_ERR(cleanup_internal(db, local_abspath, 190 break_locks, 191 fix_recorded_timestamps, 192 vacuum_pristines, 193 cancel_func, cancel_baton, 194 scratch_pool)); 195 196 /* The DAV cache suffers from flakiness from time to time, and the 197 pre-1.7 prescribed workarounds aren't as user-friendly in WC-NG. */ 198 if (clear_dav_cache) 199 SVN_ERR(svn_wc__db_base_clear_dav_cache_recursive(db, local_abspath, 200 scratch_pool)); 201 202 if (vacuum_pristines) 203 SVN_ERR(svn_wc__db_vacuum(db, local_abspath, scratch_pool)); 204 205 /* We're done with this DB, so proactively close it. */ 206 if (break_locks) 207 SVN_ERR(svn_wc__db_close(db)); 208 209 return SVN_NO_ERROR; 210} 211