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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 drizzleclient_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 uint32_t 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 uint32_t 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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{"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, uint32_t 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 uint32_t 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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drizzleclient_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, MY_CS_PRIMARY)))
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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 = drizzleclient_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 (drizzleclient_query(sock, "SHOW DATABASES") ||
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!(tableres = drizzleclient_store_result(sock)))
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my_printf_error(0, "Error: Couldn't execute 'SHOW DATABASES': %s",
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MYF(0), drizzleclient_error(sock));
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while ((row = drizzleclient_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 uint32_t fixed_name_length(const char *name)
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uint32_t 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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uint32_t num_columns;
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if (use_db(database))
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if (drizzleclient_query(sock, "SHOW /*!50002 FULL*/ TABLES") ||
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!((res= drizzleclient_store_result(sock))))
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num_columns= drizzleclient_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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uint32_t tot_length = 0;
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while ((row = drizzleclient_fetch_row(res)))
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tot_length+= fixed_name_length(row[0]) + 2;
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drizzleclient_data_seek(res, 0);
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if (!(tables=(char *) malloc(sizeof(char)*tot_length+4)))
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drizzleclient_free_result(res);
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for (end = tables + 1; (row = drizzleclient_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 = drizzleclient_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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drizzleclient_free_result(res);
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} /* process_all_tables_in_db */
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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 (drizzleclient_query(sock, qbuf))
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fprintf(stderr, "Failed to %s\n", qbuf);
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fprintf(stderr, "Error: %s\n", drizzleclient_error(sock));
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printf("%-50s %s\n", name, rc ? "FAILED" : "OK");
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static int fix_database_storage_name(const char *name)
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char qbuf[100 + NAME_LEN*4];
587
if (strncmp(name, "#mysql50#", 9))
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sprintf(qbuf, "ALTER DATABASE `%s` UPGRADE DATA DIRECTORY NAME", name);
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if (drizzleclient_query(sock, qbuf))
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fprintf(stderr, "Failed to %s\n", qbuf);
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fprintf(stderr, "Error: %s\n", drizzleclient_error(sock));
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printf("%-50s %s\n", name, rc ? "FAILED" : "OK");
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static int process_one_db(char *database)
603
if (what_to_do == DO_UPGRADE)
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if (opt_fix_db_names && !strncmp(database,"#mysql50#", 9))
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rc= fix_database_storage_name(database);
611
if (rc || !opt_fix_table_names)
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return process_all_tables_in_db(database);
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static int use_db(char *database)
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if (drizzleclient_get_server_version(sock) >= 50003 &&
621
!my_strcasecmp(&my_charset_utf8_general_ci, database, "information_schema"))
623
if (drizzleclient_select_db(sock, database))
625
DBerror(sock, "when selecting the database");
632
static int handle_request_for_tables(const char *tables, uint32_t length)
634
char *query, *end, options[100], message[100];
635
uint32_t query_length= 0;
640
switch (what_to_do) {
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if (opt_quick) end = strcpy(end, " QUICK")+6;
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if (opt_fast) end = strcpy(end, " FAST")+5;
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if (opt_medium_check) end = strcpy(end, " MEDIUM")+7; /* Default */
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if (opt_extended) end = strcpy(end, " EXTENDED")+9;
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if (opt_check_only_changed) end = strcpy(end, " CHANGED")+8;
648
if (opt_upgrade) end = strcpy(end, " FOR UPGRADE")+12;
651
op= (opt_write_binlog) ? "REPAIR" : "REPAIR NO_WRITE_TO_BINLOG";
652
if (opt_quick) end = strcpy(end, " QUICK")+6;
653
if (opt_extended) end = strcpy(end, " EXTENDED")+9;
654
if (opt_frm) end = strcpy(end, " USE_FRM")+8;
657
op= (opt_write_binlog) ? "ANALYZE" : "ANALYZE NO_WRITE_TO_BINLOG";
660
op= (opt_write_binlog) ? "OPTIMIZE" : "OPTIMIZE NO_WRITE_TO_BINLOG";
663
return fix_table_storage_name(tables);
666
if (!(query =(char *) malloc((sizeof(char)*(length+110)))))
670
/* No backticks here as we added them before */
671
query_length= sprintf(query, "%s TABLE %s %s", op, tables, options);
677
ptr= strcpy(query, op)+strlen(op);
678
ptr= strcpy(ptr, " TABLE ")+7;
679
ptr= fix_table_name(ptr, tables);
680
ptr+= sprintf(ptr," %s",options);
681
query_length= (uint32_t) (ptr - query);
683
if (drizzleclient_real_query(sock, query, query_length))
685
sprintf(message, "when executing '%s TABLE ... %s'", op, options);
686
DBerror(sock, message);
695
static void print_result()
699
char prev[NAME_LEN*2+2];
703
res = drizzleclient_use_result(sock);
706
for (i = 0; (row = drizzleclient_fetch_row(res)); i++)
708
int changed = strcmp(prev, row[0]);
709
bool status = !strcmp(row[2], "status");
714
if there was an error with the table, we have --auto-repair set,
715
and this isn't a repair op, then add the table to the tables4repair
718
if (found_error && opt_auto_repair && what_to_do != DO_REPAIR &&
720
tables4repair.push_back(string(prev));
725
if (status && changed)
726
printf("%-50s %s", row[0], row[3]);
727
else if (!status && changed)
729
printf("%s\n%-9s: %s", row[0], row[2], row[3]);
730
if (strcmp(row[2],"note"))
734
printf("%-9s: %s", row[2], row[3]);
735
strcpy(prev, row[0]);
738
/* add the last table to be repaired to the list */
739
if (found_error && opt_auto_repair && what_to_do != DO_REPAIR)
740
tables4repair.push_back(string(prev));
741
drizzleclient_free_result(res);
745
static int dbConnect(char *host, char *user, char *passwd)
750
fprintf(stderr, "# Connecting to %s...\n", host ? host : "localhost");
752
drizzleclient_create(&drizzleclient_connection);
754
drizzleclient_options(&drizzleclient_connection, DRIZZLE_OPT_COMPRESS, NULL);
756
drizzleclient_options(&drizzleclient_connection,DRIZZLE_OPT_PROTOCOL,(char*)&opt_protocol);
757
if (!(sock = drizzleclient_connect(&drizzleclient_connection, host, user, passwd,
758
NULL, opt_drizzle_port, opt_drizzle_unix_port, 0)))
760
DBerror(&drizzleclient_connection, "when trying to connect");
763
drizzleclient_connection.reconnect= 1;
768
static void dbDisconnect(char *host)
771
fprintf(stderr, "# Disconnecting from %s...\n", host ? host : "localhost");
772
drizzleclient_close(sock);
776
static void DBerror(DRIZZLE *drizzle, const char *when)
778
my_printf_error(0,"Got error: %d: %s %s", MYF(0),
779
drizzleclient_errno(drizzle), drizzleclient_error(drizzle), when);
780
safe_exit(EX_MYSQLERR);
785
static void safe_exit(int error)
792
drizzleclient_close(sock);
797
int main(int argc, char **argv)
801
** Check out the args
803
if (get_options(&argc, &argv))
808
if (dbConnect(current_host, current_user, opt_password))
813
tables4repair.reserve(64);
814
if (tables4repair.capacity() == 0)
823
process_all_databases();
824
/* Only one database and selected table(s) */
825
else if (argc > 1 && !opt_databases)
826
process_selected_tables(*argv, (argv + 1), (argc - 1));
827
/* One or more databases, all tables */
829
process_databases(argv);
833
if (!opt_silent && (tables4repair.size() > 0))
834
puts("\nRepairing tables");
835
what_to_do = DO_REPAIR;
836
vector<string>::iterator i;
837
for ( i= tables4repair.begin() ; i < tables4repair.end() ; i++)
839
const char *name= (*i).c_str();
840
handle_request_for_tables(name, fixed_name_length(name));
844
dbDisconnect(current_host);
847
return(first_error!=0);