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Diffstat (limited to 'storage/innobase/include/srv0start.h')
| -rw-r--r-- | storage/innobase/include/srv0start.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/storage/innobase/include/srv0start.h b/storage/innobase/include/srv0start.h new file mode 100644 index 00000000..c18cf1ce --- /dev/null +++ b/storage/innobase/include/srv0start.h @@ -0,0 +1,124 @@ +/***************************************************************************** + +Copyright (c) 1995, 2017, Oracle and/or its affiliates. All Rights Reserved. +Copyright (c) 2017, 2022, MariaDB Corporation. + +This program is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free Software +Foundation; version 2 of the License. + +This program is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License along with +this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA + +*****************************************************************************/ + +/**************************************************//** +@file include/srv0start.h +Starts the Innobase database server + +Created 10/10/1995 Heikki Tuuri +*******************************************************/ + +#pragma once + +#include "log0log.h" +#include "ut0byte.h" + +// Forward declaration +struct dict_table_t; + +/** Open the configured number of dedicated undo tablespaces. +@param[in] create_new_undo whether the undo tablespaces has to be created +@param[in,out] mtr mini-transaction +@return DB_SUCCESS or error code */ +dberr_t srv_undo_tablespaces_init(bool create_new_undo, mtr_t *mtr); + +/** Start InnoDB. +@param[in] create_new_db whether to create a new database +@return DB_SUCCESS or error code */ +dberr_t srv_start(bool create_new_db); + +/** + Shutdown purge to make sure that there is no possibility that we call any + plugin code (e.g., audit) inside virtual column computation. +*/ +void innodb_preshutdown(); + +/** Shut down InnoDB. */ +void innodb_shutdown(); + +/*************************************************************//** +Copy the file path component of the physical file to parameter. It will +copy up to and including the terminating path separator. +@return number of bytes copied or ULINT_UNDEFINED if destination buffer + is smaller than the path to be copied. */ +ulint +srv_path_copy( +/*==========*/ + char* dest, /*!< out: destination buffer */ + ulint dest_len, /*!< in: max bytes to copy */ + const char* basedir, /*!< in: base directory */ + const char* table_name) /*!< in: source table name */ + MY_ATTRIBUTE((nonnull, warn_unused_result)); + +/** Get the meta-data filename from the table name for a +single-table tablespace. +@param[in] table table object +@param[out] filename filename +@param[in] max_len filename max length */ +void +srv_get_meta_data_filename( + dict_table_t* table, + char* filename, + ulint max_len); + +/** Get the encryption-data filename from the table name for a +single-table tablespace. +@param[in] table table object +@param[out] filename filename +@param[in] max_len filename max length */ +void +srv_get_encryption_data_filename( + dict_table_t* table, + char* filename, + ulint max_len); + +/** Log sequence number at shutdown */ +extern lsn_t srv_shutdown_lsn; + +/** TRUE if the server is being started */ +extern bool srv_is_being_started; +/** TRUE if the server is being started, before rolling back any +incomplete transactions */ +extern bool srv_startup_is_before_trx_rollback_phase; + +/** TRUE if a raw partition is in use */ +extern ibool srv_start_raw_disk_in_use; + +/** Shutdown state */ +enum srv_shutdown_t { + SRV_SHUTDOWN_NONE = 0, /*!< Database running normally */ + /** Shutdown initiated in srv_shutdown_bg_undo_sources() */ + SRV_SHUTDOWN_INITIATED, + SRV_SHUTDOWN_CLEANUP, /*!< Cleaning up in + logs_empty_and_mark_files_at_shutdown() */ + SRV_SHUTDOWN_LAST_PHASE,/*!< Last phase after ensuring that + the buffer pool can be freed: flush + all file spaces and close all files */ + SRV_SHUTDOWN_EXIT_THREADS/*!< Exit all threads */ +}; + +/** Whether any undo log records can be generated */ +extern bool srv_undo_sources; + +/** At a shutdown this value climbs from SRV_SHUTDOWN_NONE to +SRV_SHUTDOWN_CLEANUP and then to SRV_SHUTDOWN_LAST_PHASE, and so on */ +extern enum srv_shutdown_t srv_shutdown_state; + +/** Files comprising the system tablespace */ +extern pfs_os_file_t files[1000]; |