| /* revprops.h --- everything needed to handle revprops in FSFS |
| * |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * ==================================================================== |
| */ |
| |
| #include "svn_fs.h" |
| |
| /* In the filesystem FS, pack all revprop shards up to min_unpacked_rev. |
| * |
| * NOTE: Keep the old non-packed shards around until after the format bump. |
| * Otherwise, re-running upgrade will drop the packed revprop shard but |
| * have no unpacked data anymore. Call upgrade_cleanup_pack_revprops after |
| * the bump. |
| * |
| * NOTIFY_FUNC and NOTIFY_BATON as well as CANCEL_FUNC and CANCEL_BATON are |
| * used in the usual way. Temporary allocations are done in SCRATCH_POOL. |
| */ |
| svn_error_t * |
| svn_fs_fs__upgrade_pack_revprops(svn_fs_t *fs, |
| svn_fs_upgrade_notify_t notify_func, |
| void *notify_baton, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *scratch_pool); |
| |
| /* In the filesystem FS, remove all non-packed revprop shards up to |
| * min_unpacked_rev. Temporary allocations are done in SCRATCH_POOL. |
| * |
| * NOTIFY_FUNC and NOTIFY_BATON as well as CANCEL_FUNC and CANCEL_BATON are |
| * used in the usual way. Cancellation is supported in the sense that we |
| * will cleanly abort the operation. However, there will be remnant shards |
| * that must be removed manually. |
| * |
| * See upgrade_pack_revprops for more info. |
| */ |
| svn_error_t * |
| svn_fs_fs__upgrade_cleanup_pack_revprops(svn_fs_t *fs, |
| svn_fs_upgrade_notify_t notify_func, |
| void *notify_baton, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *scratch_pool); |
| |
| /* Invalidate the revprop cache in FS. */ |
| void |
| svn_fs_fs__reset_revprop_cache(svn_fs_t *fs); |
| |
| /* Read the revprops for revision REV in FS and return them in *PROPERTIES_P. |
| * If REFRESH is set, clear the revprop cache before accessing the data. |
| * |
| * The result will be allocated in RESULT_POOL; SCRATCH_POOL is used for |
| * temporaries. |
| */ |
| svn_error_t * |
| svn_fs_fs__get_revision_proplist(apr_hash_t **proplist_p, |
| svn_fs_t *fs, |
| svn_revnum_t rev, |
| svn_boolean_t refresh, |
| apr_pool_t *result_pool, |
| apr_pool_t *scratch_pool); |
| |
| /* Set the revision property list of revision REV in filesystem FS to |
| PROPLIST. Use POOL for temporary allocations. */ |
| svn_error_t * |
| svn_fs_fs__set_revision_proplist(svn_fs_t *fs, |
| svn_revnum_t rev, |
| apr_hash_t *proplist, |
| apr_pool_t *pool); |
| |
| |
| /* Return TRUE, if for REVISION in FS, we can find the revprop pack file. |
| * Use POOL for temporary allocations. |
| * Set *MISSING, if the reason is a missing manifest or pack file. |
| */ |
| svn_boolean_t |
| svn_fs_fs__packed_revprop_available(svn_boolean_t *missing, |
| svn_fs_t *fs, |
| svn_revnum_t revision, |
| apr_pool_t *pool); |
| |
| |
| /****** Packing FSFS shards *********/ |
| |
| /* Copy revprop files for revisions [START_REV, END_REV) from SHARD_PATH |
| * to the pack file at PACK_FILE_NAME in PACK_FILE_DIR. |
| * |
| * The file sizes have already been determined and written to SIZES. |
| * Please note that this function will be executed while the filesystem |
| * has been locked and that revprops files will therefore not be modified |
| * while the pack is in progress. |
| * |
| * COMPRESSION_LEVEL defines how well the resulting pack file shall be |
| * compressed or whether is shall be compressed at all. TOTAL_SIZE is |
| * a hint on which initial buffer size we should use to hold the pack file |
| * content. |
| * |
| * If FLUSH_TO_DISK is non-zero, do not return until the data has actually |
| * been written on the disk. CANCEL_FUNC and CANCEL_BATON are used as usual. |
| * Temporary allocations are done in SCRATCH_POOL. |
| */ |
| svn_error_t * |
| svn_fs_fs__copy_revprops(const char *pack_file_dir, |
| const char *pack_filename, |
| const char *shard_path, |
| svn_revnum_t start_rev, |
| svn_revnum_t end_rev, |
| apr_array_header_t *sizes, |
| apr_size_t total_size, |
| int compression_level, |
| svn_boolean_t flush_to_disk, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *scratch_pool); |
| |
| /* In the filesystem FS, pack all revprop shards up to min_unpacked_rev. |
| * |
| * NOTE: Keep the old non-packed shards around until after the format bump. |
| * Otherwise, re-running upgrade will drop the packed revprop shard but |
| * have no unpacked data anymore. Call upgrade_cleanup_pack_revprops after |
| * the bump. |
| * |
| * If FLUSH_TO_DISK is non-zero, do not return until the data has actually |
| * been written on the disk. CANCEL_FUNC and CANCEL_BATON areused in the |
| * usual way. Temporary allocations are done in SCRATCH_POOL. |
| */ |
| svn_error_t * |
| svn_fs_fs__pack_revprops_shard(const char *pack_file_dir, |
| const char *shard_path, |
| apr_int64_t shard, |
| int max_files_per_dir, |
| apr_int64_t max_pack_size, |
| int compression_level, |
| svn_boolean_t flush_to_disk, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *scratch_pool); |
| |
| /* In the filesystem FS, remove all non-packed revprop shards up to |
| * min_unpacked_rev. Temporary allocations are done in SCRATCH_POOL. |
| * |
| * NOTIFY_FUNC and NOTIFY_BATON as well as CANCEL_FUNC and CANCEL_BATON are |
| * used in the usual way. Cancellation is supported in the sense that we |
| * will cleanly abort the operation. However, there will be remnant shards |
| * that must be removed manually. |
| * |
| * See upgrade_pack_revprops for more info. |
| */ |
| svn_error_t * |
| svn_fs_fs__delete_revprops_shard(const char *shard_path, |
| apr_int64_t shard, |
| int max_files_per_dir, |
| svn_cancel_func_t cancel_func, |
| void *cancel_baton, |
| apr_pool_t *scratch_pool); |