5cf365d7e7
This is the last place where database code needs the migration_manager instance to be alive, so now the mutual dependency between these two is gone, only the migration_manager needs the database, but not the vice-versa. Signed-off-by: Pavel Emelyanov <xemul@scylladb.com>
78 lines
3.0 KiB
C++
78 lines
3.0 KiB
C++
/*
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* Copyright (C) 2018 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <seastar/core/future.hh>
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#include <seastar/core/distributed.hh>
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#include <seastar/core/sstring.hh>
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#include <seastar/core/file.hh>
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#include <vector>
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#include <functional>
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#include "seastarx.hh"
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class database;
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class table;
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using column_family = table;
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namespace db {
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class system_distributed_keyspace;
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namespace view {
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class view_update_generator;
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}
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}
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namespace sstables {
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class entry_descriptor;
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class foreign_sstable_open_info;
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}
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namespace service {
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class storage_proxy;
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class migration_manager;
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}
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class distributed_loader {
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public:
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static void reshard(distributed<database>& db, sstring ks_name, sstring cf_name);
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static future<> open_sstable(distributed<database>& db, sstables::entry_descriptor comps,
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std::function<future<> (column_family&, sstables::foreign_sstable_open_info)> func,
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const io_priority_class& pc = default_priority_class());
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static future<> verify_owner_and_mode(std::filesystem::path path);
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static future<> load_new_sstables(distributed<database>& db, distributed<db::view::view_update_generator>& view_update_generator,
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sstring ks, sstring cf, std::vector<sstables::entry_descriptor> new_tables);
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static future<std::vector<sstables::entry_descriptor>> flush_upload_dir(distributed<database>& db, distributed<db::system_distributed_keyspace>& sys_dist_ks, sstring ks_name, sstring cf_name);
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static future<sstables::entry_descriptor> probe_file(distributed<database>& db, sstring sstdir, sstring fname);
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static future<> populate_column_family(distributed<database>& db, sstring sstdir, sstring ks, sstring cf);
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static future<> populate_keyspace(distributed<database>& db, sstring datadir, sstring ks_name);
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static future<> init_system_keyspace(distributed<database>& db);
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static future<> ensure_system_table_directories(distributed<database>& db);
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static future<> init_non_system_keyspaces(distributed<database>& db, distributed<service::storage_proxy>& proxy, distributed<service::migration_manager>& mm);
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private:
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static future<> cleanup_column_family_temp_sst_dirs(sstring sstdir);
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static future<> handle_sstables_pending_delete(sstring pending_deletes_dir);
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static future<> do_populate_column_family(distributed<database>& db, sstring sstdir, sstring ks, sstring cf);
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};
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