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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /storage/innobase/include/srv0start.h
parentInitial commit. (diff)
downloadmariadb-3f619478f796eddbba6e39502fe941b285dd97b1.tar.xz
mariadb-3f619478f796eddbba6e39502fe941b285dd97b1.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/*****************************************************************************
+
+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];