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/* Copyright (C) 2008 Drizzle development team
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* By Jani Tolonen, 2001-04-20, MySQL, MYSQL Development Team */
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#define CHECK_VERSION "2.5.0"
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#include "client_priv.h"
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#include <mystrings/m_ctype.h>
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/* Added this for string translation. */
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#include <drizzled/gettext.h>
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template class vector<string>;
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static DRIZZLE drizzle_connection, *sock= 0;
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static bool opt_alldbs= false, opt_check_only_changed= false,
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opt_extended= false, opt_compress= false, opt_databases= false,
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opt_fast= false, opt_medium_check= false, opt_quick= false,
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opt_all_in_1= false, opt_silent= false, opt_auto_repair= false,
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ignore_errors= false, tty_password= false, opt_frm= false,
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debug_info_flag= false, debug_check_flag= false,
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opt_fix_table_names= false, opt_fix_db_names= false,
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opt_upgrade= false, opt_write_binlog= true;
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static uint verbose= 0;
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static uint32_t opt_drizzle_port= 0;
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static int my_end_arg;
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static char * opt_drizzle_unix_port= NULL;
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static char *opt_password= NULL, *current_user= NULL,
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*default_charset= (char *)DRIZZLE_DEFAULT_CHARSET_NAME,
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static int first_error= 0;
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vector<string> tables4repair;
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static uint opt_protocol=0;
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static const CHARSET_INFO *charset_info= &my_charset_utf8_general_ci;
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enum operations { DO_CHECK, DO_REPAIR, DO_ANALYZE, DO_OPTIMIZE, DO_UPGRADE };
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static struct my_option my_long_options[] =
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{"all-databases", 'A',
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"Check all the databases. This will be same as --databases with all databases selected.",
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(char**) &opt_alldbs, (char**) &opt_alldbs, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0,
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{"analyze", 'a', "Analyze given tables.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0,
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"Instead of issuing one query for each table, use one query per database, naming all tables in the database in a comma-separated list.",
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(char**) &opt_all_in_1, (char**) &opt_all_in_1, 0, GET_BOOL, NO_ARG, 0, 0, 0,
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{"auto-repair", OPT_AUTO_REPAIR,
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"If a checked table is corrupted, automatically fix it. Repairing will be done after all tables have been checked, if corrupted ones were found.",
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(char**) &opt_auto_repair, (char**) &opt_auto_repair, 0, GET_BOOL, NO_ARG, 0,
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{"character-sets-dir", OPT_CHARSETS_DIR,
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"Directory where character sets are.", (char**) &charsets_dir,
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(char**) &charsets_dir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"check", 'c', "Check table for errors.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0,
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{"check-only-changed", 'C',
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"Check only tables that have changed since last check or haven't been closed properly.",
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0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"check-upgrade", 'g',
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"Check tables for version-dependent changes. May be used with --auto-repair to correct tables requiring version-dependent updates.",
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0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"compress", OPT_COMPRESS, "Use compression in server/client protocol.",
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(char**) &opt_compress, (char**) &opt_compress, 0, GET_BOOL, NO_ARG, 0, 0, 0,
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"To check several databases. Note the difference in usage; In this case no tables are given. All name arguments are regarded as databasenames.",
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(char**) &opt_databases, (char**) &opt_databases, 0, GET_BOOL, NO_ARG,
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{"debug-check", OPT_DEBUG_CHECK, "Check memory and open file usage at exit.",
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(char**) &debug_check_flag, (char**) &debug_check_flag, 0,
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GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"debug-info", OPT_DEBUG_INFO, "Print some debug info at exit.",
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(char**) &debug_info_flag, (char**) &debug_info_flag,
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0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"default-character-set", OPT_DEFAULT_CHARSET,
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"Set the default character set.", (char**) &default_charset,
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(char**) &default_charset, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"fast",'F', "Check only tables that haven't been closed properly.",
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(char**) &opt_fast, (char**) &opt_fast, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0,
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{"fix-db-names", OPT_FIX_DB_NAMES, "Fix database names.",
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(char**) &opt_fix_db_names, (char**) &opt_fix_db_names,
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0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"fix-table-names", OPT_FIX_TABLE_NAMES, "Fix table names.",
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(char**) &opt_fix_table_names, (char**) &opt_fix_table_names,
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0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"force", 'f', "Continue even if we get an sql-error.",
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(char**) &ignore_errors, (char**) &ignore_errors, 0, GET_BOOL, NO_ARG, 0, 0,
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"If you are using this option with CHECK TABLE, it will ensure that the table is 100 percent consistent, but will take a long time. If you are using this option with REPAIR TABLE, it will force using old slow repair with keycache method, instead of much faster repair by sorting.",
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(char**) &opt_extended, (char**) &opt_extended, 0, GET_BOOL, NO_ARG, 0, 0, 0,
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{"help", '?', "Display this help message and exit.", 0, 0, 0, GET_NO_ARG,
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NO_ARG, 0, 0, 0, 0, 0, 0},
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{"host",'h', "Connect to host.", (char**) ¤t_host,
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(char**) ¤t_host, 0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"medium-check", 'm',
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"Faster than extended-check, but only finds 99.99 percent of all errors. Should be good enough for most cases.",
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0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"write-binlog", OPT_WRITE_BINLOG,
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"Log ANALYZE, OPTIMIZE and REPAIR TABLE commands. Use --skip-write-binlog when commands should not be sent to replication slaves.",
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(char**) &opt_write_binlog, (char**) &opt_write_binlog, 0, GET_BOOL, NO_ARG,
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{"optimize", 'o', "Optimize table.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0,
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"Password to use when connecting to server. If password is not given it's solicited on the tty.",
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0, 0, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
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{"port", 'p', "Port number to use for connection or 0 for default to, in "
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"order of preference, drizzle.cnf, $DRIZZLE_TCP_PORT, "
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"built-in default (" STRINGIFY_ARG(DRIZZLE_PORT) ").",
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0, 0, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"protocol", OPT_DRIZZLE_PROTOCOL, "The protocol of connection (tcp,socket,pipe,memory).",
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0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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"If you are using this option with CHECK TABLE, it prevents the check from scanning the rows to check for wrong links. This is the fastest check. If you are using this option with REPAIR TABLE, it will try to repair only the index tree. This is the fastest repair method for a table.",
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(char**) &opt_quick, (char**) &opt_quick, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0,
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"Can fix almost anything except unique keys that aren't unique.",
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0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"silent", 's', "Print only error messages.", (char**) &opt_silent,
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(char**) &opt_silent, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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{"socket", 'S', "Socket file to use for connection.",
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(char**) &opt_drizzle_unix_port, (char**) &opt_drizzle_unix_port, 0, GET_STR,
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REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"tables", OPT_TABLES, "Overrides option --databases (-B).", 0, 0, 0,
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GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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"When used with REPAIR, get table structure from .frm file, so the table can be repaired even if .MYI header is corrupted.",
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(char**) &opt_frm, (char**) &opt_frm, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0,
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#ifndef DONT_ALLOW_USER_CHANGE
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{"user", 'u', "User for login if not current user.", (char**) ¤t_user,
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(char**) ¤t_user, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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{"verbose", 'v', "Print info about the various stages.", 0, 0, 0, GET_NO_ARG,
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NO_ARG, 0, 0, 0, 0, 0, 0},
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{"version", 'V', "Output version information and exit.", 0, 0, 0, GET_NO_ARG,
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NO_ARG, 0, 0, 0, 0, 0, 0},
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{0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
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static const char *load_default_groups[] = { "mysqlcheck", "client", 0 };
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static void print_version(void);
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static void usage(void);
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static int get_options(int *argc, char ***argv);
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static int process_all_databases(void);
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static int process_databases(char **db_names);
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static int process_selected_tables(char *db, char **table_names, int tables);
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static int process_all_tables_in_db(char *database);
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static int process_one_db(char *database);
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static int use_db(char *database);
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static int handle_request_for_tables(const char *tables, uint length);
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static int dbConnect(char *host, char *user,char *passwd);
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static void dbDisconnect(char *host);
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static void DBerror(DRIZZLE *drizzle, const char *when);
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static void safe_exit(int error);
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static void print_result(void);
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static uint fixed_name_length(const char *name);
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static char *fix_table_name(char *dest, const char *src);
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static void print_version(void)
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printf("%s Ver %s Distrib %s, for %s (%s)\n", my_progname, CHECK_VERSION,
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drizzle_get_client_info(), SYSTEM_TYPE, MACHINE_TYPE);
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} /* print_version */
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static void usage(void)
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puts("By Jani Tolonen, 2001-04-20, MySQL Development Team\n");
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puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,\n");
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puts("and you are welcome to modify and redistribute it under the GPL license.\n");
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puts("This program can be used to CHECK (-c,-m,-C), REPAIR (-r), ANALYZE (-a)");
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puts("or OPTIMIZE (-o) tables. Some of the options (like -e or -q) can be");
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puts("used at the same time. Not all options are supported by all storage engines.");
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puts("Please consult the Drizzle manual for latest information about the");
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puts("above. The options -c,-r,-a and -o are exclusive to each other, which");
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puts("means that the last option will be used, if several was specified.\n");
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puts("The option -c will be used by default, if none was specified. You");
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puts("can change the default behavior by making a symbolic link, or");
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puts("copying this file somewhere with another name, the alternatives are:");
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puts("mysqlrepair: The default option will be -r");
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puts("mysqlanalyze: The default option will be -a");
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puts("mysqloptimize: The default option will be -o\n");
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printf("Usage: %s [OPTIONS] database [tables]\n", my_progname);
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printf("OR %s [OPTIONS] --databases DB1 [DB2 DB3...]\n",
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printf("OR %s [OPTIONS] --all-databases\n", my_progname);
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print_defaults("drizzle", load_default_groups);
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my_print_help(my_long_options);
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my_print_variables(my_long_options);
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bool get_one_option(int optid, const struct my_option *, char *argument)
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uint64_t temp_drizzle_port= 0;
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what_to_do = DO_ANALYZE;
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what_to_do = DO_CHECK;
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what_to_do = DO_CHECK;
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opt_check_only_changed = 1;
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case 'I': /* Fall through */
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what_to_do = DO_CHECK;
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opt_medium_check = 1;
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what_to_do = DO_OPTIMIZE;
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case OPT_FIX_DB_NAMES:
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what_to_do= DO_UPGRADE;
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default_charset= (char*) "utf8";
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case OPT_FIX_TABLE_NAMES:
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what_to_do= DO_UPGRADE;
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default_charset= (char*) "utf8";
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temp_drizzle_port= (uint64_t) strtoul(argument, &endchar, 10);
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/* if there is an alpha character this is not a valid port */
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if (strlen(endchar) != 0)
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fprintf(stderr, _("Non-integer value supplied for port. If you are trying to enter a password please use --password instead.\n"));
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/* If the port number is > 65535 it is not a valid port
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This also helps with potential data loss casting unsigned long to a
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if ((temp_drizzle_port == 0) || (temp_drizzle_port > 65535))
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fprintf(stderr, _("Value supplied for port is not valid.\n"));
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opt_drizzle_port= (uint32_t) temp_drizzle_port;
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char *start= argument;
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opt_password = strdup(argument);
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if (opt_password == NULL)
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fprintf(stderr, "Memory allocation error while copying password. "
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/* Overwriting password with 'x' */
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/* Cut length of argument */
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what_to_do = DO_REPAIR;
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what_to_do= DO_CHECK;
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case 'V': print_version(); exit(0);
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case OPT_DRIZZLE_PROTOCOL:
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static int get_options(int *argc, char ***argv)
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load_defaults("drizzle", load_default_groups, argc, argv);
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if ((ho_error=handle_options(argc, argv, my_long_options, get_one_option)))
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int pnlen = strlen(my_progname);
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if (pnlen < 6) /* name too short */
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what_to_do = DO_CHECK;
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else if (!strcmp("repair", my_progname + pnlen - 6))
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what_to_do = DO_REPAIR;
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else if (!strcmp("analyze", my_progname + pnlen - 7))
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what_to_do = DO_ANALYZE;
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else if (!strcmp("optimize", my_progname + pnlen - 8))
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what_to_do = DO_OPTIMIZE;
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what_to_do = DO_CHECK;
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/* TODO: This variable is not yet used */
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if (strcmp(default_charset, charset_info->csname) &&
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!(charset_info= get_charset_by_csname(default_charset,
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MY_CS_PRIMARY, MYF(MY_WME))))
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if (*argc > 0 && opt_alldbs)
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printf("You should give only options, no arguments at all, with option\n");
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printf("--all-databases. Please see %s --help for more information.\n",
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if (*argc < 1 && !opt_alldbs)
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printf("You forgot to give the arguments! Please see %s --help\n",
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printf("for more information.\n");
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opt_password = get_tty_password(NULL);
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my_end_arg= MY_CHECK_ERROR | MY_GIVE_INFO;
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if (debug_check_flag)
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my_end_arg= MY_CHECK_ERROR;
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static int process_all_databases()
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DRIZZLE_RES *tableres;
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if (drizzle_query(sock, "SHOW DATABASES") ||
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!(tableres = drizzle_store_result(sock)))
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my_printf_error(0, "Error: Couldn't execute 'SHOW DATABASES': %s",
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MYF(0), drizzle_error(sock));
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while ((row = drizzle_fetch_row(tableres)))
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if (process_one_db(row[0]))
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/* process_all_databases */
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static int process_databases(char **db_names)
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for ( ; *db_names ; db_names++)
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if (process_one_db(*db_names))
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} /* process_databases */
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static int process_selected_tables(char *db, char **table_names, int tables)
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We need table list in form `a`, `b`, `c`
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that's why we need 2 more chars added to to each table name
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space is for more readable output in logs and in case of error
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char *table_names_comma_sep, *end;
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int i, tot_length = 0;
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for (i = 0; i < tables; i++)
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tot_length+= fixed_name_length(*(table_names + i)) + 2;
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if (!(table_names_comma_sep = (char *)
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malloc((sizeof(char) * tot_length) + 4)))
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for (end = table_names_comma_sep + 1; tables > 0;
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tables--, table_names++)
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end= fix_table_name(end, *table_names);
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handle_request_for_tables(table_names_comma_sep + 1, tot_length - 1);
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free(table_names_comma_sep);
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for (; tables > 0; tables--, table_names++)
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handle_request_for_tables(*table_names, fixed_name_length(*table_names));
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} /* process_selected_tables */
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static uint fixed_name_length(const char *name)
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uint extra_length= 2; /* count the first/last backticks */
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for (p= name; *p; p++)
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return (p - name) + extra_length;
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static char *fix_table_name(char *dest, const char *src)
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case '.': /* add backticks around '.' */
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case '`': /* escape backtick character */
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static int process_all_tables_in_db(char *database)
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if (use_db(database))
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if (drizzle_query(sock, "SHOW /*!50002 FULL*/ TABLES") ||
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!((res= drizzle_store_result(sock))))
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num_columns= drizzle_num_fields(res);
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We need table list in form `a`, `b`, `c`
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that's why we need 2 more chars added to to each table name
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space is for more readable output in logs and in case of error
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while ((row = drizzle_fetch_row(res)))
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tot_length+= fixed_name_length(row[0]) + 2;
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drizzle_data_seek(res, 0);
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if (!(tables=(char *) malloc(sizeof(char)*tot_length+4)))
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drizzle_free_result(res);
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for (end = tables + 1; (row = drizzle_fetch_row(res)) ;)
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if ((num_columns == 2) && (strcmp(row[1], "VIEW") == 0))
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end= fix_table_name(end, row[0]);
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handle_request_for_tables(tables + 1, tot_length - 1);
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while ((row = drizzle_fetch_row(res)))
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/* Skip views if we don't perform renaming. */
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if ((what_to_do != DO_UPGRADE) && (num_columns == 2) && (strcmp(row[1], "VIEW") == 0))
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handle_request_for_tables(row[0], fixed_name_length(row[0]));
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drizzle_free_result(res);
565
} /* process_all_tables_in_db */
569
static int fix_table_storage_name(const char *name)
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char qbuf[100 + NAME_LEN*4];
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if (strncmp(name, "#mysql50#", 9))
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sprintf(qbuf, "RENAME TABLE `%s` TO `%s`", name, name + 9);
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if (drizzle_query(sock, qbuf))
578
fprintf(stderr, "Failed to %s\n", qbuf);
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fprintf(stderr, "Error: %s\n", drizzle_error(sock));
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printf("%-50s %s\n", name, rc ? "FAILED" : "OK");
587
static int fix_database_storage_name(const char *name)
589
char qbuf[100 + NAME_LEN*4];
591
if (strncmp(name, "#mysql50#", 9))
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sprintf(qbuf, "ALTER DATABASE `%s` UPGRADE DATA DIRECTORY NAME", name);
594
if (drizzle_query(sock, qbuf))
596
fprintf(stderr, "Failed to %s\n", qbuf);
597
fprintf(stderr, "Error: %s\n", drizzle_error(sock));
601
printf("%-50s %s\n", name, rc ? "FAILED" : "OK");
605
static int process_one_db(char *database)
607
if (what_to_do == DO_UPGRADE)
610
if (opt_fix_db_names && !strncmp(database,"#mysql50#", 9))
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rc= fix_database_storage_name(database);
615
if (rc || !opt_fix_table_names)
618
return process_all_tables_in_db(database);
622
static int use_db(char *database)
624
if (drizzle_get_server_version(sock) >= 50003 &&
625
!my_strcasecmp(&my_charset_utf8_general_ci, database, "information_schema"))
627
if (drizzle_select_db(sock, database))
629
DBerror(sock, "when selecting the database");
636
static int handle_request_for_tables(const char *tables, uint length)
638
char *query, *end, options[100], message[100];
639
uint query_length= 0;
644
switch (what_to_do) {
647
if (opt_quick) end = strcpy(end, " QUICK")+6;
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if (opt_fast) end = strcpy(end, " FAST")+5;
649
if (opt_medium_check) end = strcpy(end, " MEDIUM")+7; /* Default */
650
if (opt_extended) end = strcpy(end, " EXTENDED")+9;
651
if (opt_check_only_changed) end = strcpy(end, " CHANGED")+8;
652
if (opt_upgrade) end = strcpy(end, " FOR UPGRADE")+12;
655
op= (opt_write_binlog) ? "REPAIR" : "REPAIR NO_WRITE_TO_BINLOG";
656
if (opt_quick) end = strcpy(end, " QUICK")+6;
657
if (opt_extended) end = strcpy(end, " EXTENDED")+9;
658
if (opt_frm) end = strcpy(end, " USE_FRM")+8;
661
op= (opt_write_binlog) ? "ANALYZE" : "ANALYZE NO_WRITE_TO_BINLOG";
664
op= (opt_write_binlog) ? "OPTIMIZE" : "OPTIMIZE NO_WRITE_TO_BINLOG";
667
return fix_table_storage_name(tables);
670
if (!(query =(char *) malloc((sizeof(char)*(length+110)))))
674
/* No backticks here as we added them before */
675
query_length= sprintf(query, "%s TABLE %s %s", op, tables, options);
681
ptr= strcpy(query, op)+strlen(op);
682
ptr= strcpy(ptr, " TABLE ")+7;
683
ptr= fix_table_name(ptr, tables);
684
ptr+= sprintf(ptr," %s",options);
685
query_length= (uint) (ptr - query);
687
if (drizzle_real_query(sock, query, query_length))
689
sprintf(message, "when executing '%s TABLE ... %s'", op, options);
690
DBerror(sock, message);
699
static void print_result()
703
char prev[NAME_LEN*2+2];
707
res = drizzle_use_result(sock);
710
for (i = 0; (row = drizzle_fetch_row(res)); i++)
712
int changed = strcmp(prev, row[0]);
713
bool status = !strcmp(row[2], "status");
718
if there was an error with the table, we have --auto-repair set,
719
and this isn't a repair op, then add the table to the tables4repair
722
if (found_error && opt_auto_repair && what_to_do != DO_REPAIR &&
724
tables4repair.push_back(string(prev));
729
if (status && changed)
730
printf("%-50s %s", row[0], row[3]);
731
else if (!status && changed)
733
printf("%s\n%-9s: %s", row[0], row[2], row[3]);
734
if (strcmp(row[2],"note"))
738
printf("%-9s: %s", row[2], row[3]);
739
strcpy(prev, row[0]);
742
/* add the last table to be repaired to the list */
743
if (found_error && opt_auto_repair && what_to_do != DO_REPAIR)
744
tables4repair.push_back(string(prev));
745
drizzle_free_result(res);
749
static int dbConnect(char *host, char *user, char *passwd)
754
fprintf(stderr, "# Connecting to %s...\n", host ? host : "localhost");
756
drizzle_create(&drizzle_connection);
758
drizzle_options(&drizzle_connection, DRIZZLE_OPT_COMPRESS, NULL);
760
drizzle_options(&drizzle_connection,DRIZZLE_OPT_PROTOCOL,(char*)&opt_protocol);
761
if (!(sock = drizzle_connect(&drizzle_connection, host, user, passwd,
762
NULL, opt_drizzle_port, opt_drizzle_unix_port, 0)))
764
DBerror(&drizzle_connection, "when trying to connect");
767
drizzle_connection.reconnect= 1;
772
static void dbDisconnect(char *host)
775
fprintf(stderr, "# Disconnecting from %s...\n", host ? host : "localhost");
780
static void DBerror(DRIZZLE *drizzle, const char *when)
782
my_printf_error(0,"Got error: %d: %s %s", MYF(0),
783
drizzle_errno(drizzle), drizzle_error(drizzle), when);
784
safe_exit(EX_MYSQLERR);
789
static void safe_exit(int error)
801
int main(int argc, char **argv)
805
** Check out the args
807
if (get_options(&argc, &argv))
812
if (dbConnect(current_host, current_user, opt_password))
817
tables4repair.reserve(64);
818
if (tables4repair.capacity() == 0)
827
process_all_databases();
828
/* Only one database and selected table(s) */
829
else if (argc > 1 && !opt_databases)
830
process_selected_tables(*argv, (argv + 1), (argc - 1));
831
/* One or more databases, all tables */
833
process_databases(argv);
837
if (!opt_silent && (tables4repair.size() > 0))
838
puts("\nRepairing tables");
839
what_to_do = DO_REPAIR;
840
vector<string>::iterator i;
841
for ( i= tables4repair.begin() ; i < tables4repair.end() ; i++)
843
const char *name= (*i).c_str();
844
handle_request_for_tables(name, fixed_name_length(name));
848
dbDisconnect(current_host);
851
return(first_error!=0);