130 lines
5.4 KiB
C++
130 lines
5.4 KiB
C++
/* Copyright (c) 2010, 2017, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef RPL_INFO_FACTORY_H
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#define RPL_INFO_FACTORY_H
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#ifdef HAVE_REPLICATION
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#include "my_global.h"
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#include "rpl_channel_service_interface.h" // enum_channel_type
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#include "rpl_info_handler.h" // enum_return_check
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#include <vector>
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#include <string>
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class Master_info;
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class Multisource_info;
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class Relay_log_info;
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class Rpl_info;
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class Slave_worker;
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extern ulong opt_mi_repository_id;
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extern ulong opt_rli_repository_id;
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class Rpl_info_factory
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{
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public:
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static bool create_slave_info_objects(uint mi_option, uint rli_option, int
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thread_mask, Multisource_info *pchannel_map);
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static Master_info* create_mi_and_rli_objects(uint mi_option,
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uint rli_option,
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const char* channel,
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bool convert_repo,
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Multisource_info* channel_map);
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static Master_info *create_mi(uint rli_option, const char* channel,
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bool conver_repo);
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static bool change_mi_repository(Master_info *mi, const uint mi_option,
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const char **msg);
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static Relay_log_info *create_rli(uint rli_option, bool is_slave_recovery,
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const char* channel, bool convert_repo);
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static bool change_rli_repository(Relay_log_info *rli, const uint rli_option,
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const char **msg);
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static Slave_worker *create_worker(uint rli_option, uint worker_id,
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Relay_log_info *rli,
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bool is_gaps_collecting_phase);
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static bool reset_workers(Relay_log_info *rli);
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private:
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typedef struct
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{
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uint n_fields;
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char name[FN_REFLEN];
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char pattern[FN_REFLEN];
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bool name_indexed; // whether file name should include instance number
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} struct_file_data;
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typedef struct
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{
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uint n_fields;
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const char* schema;
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const char* name;
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uint n_pk_fields;
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const uint* pk_field_indexes;
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} struct_table_data;
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static struct_table_data rli_table_data;
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static struct_file_data rli_file_data;
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static struct_table_data mi_table_data;
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static struct_file_data mi_file_data;
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static struct_table_data worker_table_data;
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static struct_file_data worker_file_data;
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static void init_repository_metadata();
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static bool decide_repository(Rpl_info *info,
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uint option,
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Rpl_info_handler **handler_src,
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Rpl_info_handler **handler_dest,
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const char **msg);
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static bool init_repositories(const struct_table_data table_data,
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const struct_file_data file_data,
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uint option,
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uint instance,
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Rpl_info_handler **handler_src,
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Rpl_info_handler **handler_dest,
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const char **msg);
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static enum_return_check check_src_repository(Rpl_info *info,
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uint option,
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Rpl_info_handler **handler_src);
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static bool check_error_repository(Rpl_info *info,
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Rpl_info_handler *handler_src,
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Rpl_info_handler *handler_dst,
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enum_return_check err_src,
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enum_return_check err_dst,
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const char **msg);
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static bool init_repositories(Rpl_info *info,
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Rpl_info_handler **handler_src,
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Rpl_info_handler **handler_dst,
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const char **msg);
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static bool scan_repositories(uint* found_instances,
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uint* found_rep_option,
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const struct_table_data table_data,
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const struct_file_data file_data, const char **msg);
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static bool load_channel_names_from_repository(std::vector<std::string> & channel_list, uint mi_instances,
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uint mi_repository, const char *default_channel,
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bool *default_channel_created_previously);
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static bool load_channel_names_from_table(std::vector<std::string> &channel_list,
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const char *default_channel,
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bool *default_channel_created_previously);
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};
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#endif
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#endif
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