mirror of
https://github.com/MariaDB/server.git
synced 2025-01-16 03:52:35 +01:00
3434 lines
102 KiB
C++
3434 lines
102 KiB
C++
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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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; either version 2 of the License, or
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(at your option) any later version.
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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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#include "mysql_priv.h"
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#include <mysql.h>
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#include <m_ctype.h>
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#include "sql_acl.h"
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#ifdef HAVE_BERKELEY_DB
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#include "ha_berkeley.h"
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#endif
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#include "ha_myisam.h"
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#include <nisam.h>
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#include <thr_alarm.h>
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#include <ft_global.h>
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#ifdef __cplusplus
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extern "C" { // Because of SCO 3.2V4.2
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#endif
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#include <errno.h>
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#include <sys/stat.h>
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#ifndef __GNU_LIBRARY__
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#define __GNU_LIBRARY__ // Skipp warnings in getopt.h
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#endif
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#include <getopt.h>
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#ifdef HAVE_SYSENT_H
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#include <sysent.h>
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#endif
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#ifdef HAVE_PWD_H
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#include <pwd.h> // For getpwent
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#endif
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#ifdef HAVE_GRP_H
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#include <grp.h>
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#endif
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#ifndef __WIN__
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#include <sys/resource.h>
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#ifdef HAVE_SYS_UN_H
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# include <sys/un.h>
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#endif
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#include <netdb.h>
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#ifdef HAVE_SELECT_H
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# include <select.h>
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#endif
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#ifdef HAVE_SYS_SELECT_H
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#include <sys/select.h>
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#endif
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#include <sys/utsname.h>
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#else
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#include <windows.h>
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#endif // __WIN__
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#ifdef HAVE_LIBWRAP
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#include <tcpd.h>
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#include <syslog.h>
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#ifdef NEED_SYS_SYSLOG_H
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#include <sys/syslog.h>
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#endif /* NEED_SYS_SYSLOG_H */
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int allow_severity = LOG_INFO;
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int deny_severity = LOG_WARNING;
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#endif /* HAVE_LIBWRAP */
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#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H)
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#include <ieeefp.h>
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#ifdef HAVE_FP_EXCEPT // Fix type conflict
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typedef fp_except fp_except_t;
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#endif
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/* We can't handle floating point expections with threads, so disable
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this on freebsd
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*/
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inline void reset_floating_point_exceptions()
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{
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/* Don't fall for overflow, underflow,divide-by-zero or loss of precision */
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fpsetmask(~(FP_X_INV | FP_X_DNML | FP_X_OFL | FP_X_UFL |
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FP_X_DZ | FP_X_IMP));
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}
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#else
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#define reset_floating_point_exceptions()
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#endif /* __FreeBSD__ && HAVE_IEEEFP_H */
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#ifdef __cplusplus
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}
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#endif
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#if defined(HAVE_LINUXTHREADS)
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#define THR_KILL_SIGNAL SIGINT
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#else
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#define THR_KILL_SIGNAL SIGUSR2 // Can't use this with LinuxThreads
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#endif
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#ifdef HAVE_GLIBC2_STYLE_GETHOSTBYNAME_R
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#include <sys/types.h>
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#else
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#include <my_pthread.h> // For thr_setconcurency()
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#endif
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#if defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE) && !defined(__linux__) && !defined(HAVE_mit_thread)
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#define SET_RLIMIT_NOFILE
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#endif
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#ifdef SOLARIS
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extern "C" int gethostname(char *name, int namelen);
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#endif
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#define MYSQL_KILL_SIGNAL SIGTERM
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#ifndef DBUG_OFF
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static const char* default_dbug_option=IF_WIN("d:t:i:O,\\mysqld.trace",
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"d:t:i:o,/tmp/mysqld.trace");
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#endif
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#ifdef __NT__
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static char szPipeName [ 257 ];
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static SECURITY_ATTRIBUTES saPipeSecurity;
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static SECURITY_DESCRIPTOR sdPipeDescriptor;
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static HANDLE hPipe = INVALID_HANDLE_VALUE;
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static pthread_cond_t COND_handler_count;
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static uint handler_count;
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#endif
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#ifdef __WIN__
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static bool opt_console=0;
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#endif
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static ulong opt_specialflag=SPECIAL_ENGLISH;
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static my_socket unix_sock= INVALID_SOCKET,ip_sock= INVALID_SOCKET;
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static ulong back_log,connect_timeout,concurrency;
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static my_string opt_logname=0,opt_update_logname=0,
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opt_binlog_index_name = 0,opt_slow_logname=0;
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my_string opt_bin_logname = 0; // this one needs to be seen in sql_parse.cc
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static char mysql_home[FN_REFLEN],pidfile_name[FN_REFLEN];
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static pthread_t select_thread;
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static pthread_t flush_thread; // Used when debugging
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static bool opt_log,opt_update_log,opt_bin_log,opt_slow_log,opt_noacl,
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opt_disable_networking=0, opt_bootstrap=0,opt_skip_show_db=0,
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opt_ansi_mode;
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bool opt_sql_bin_update = 0, opt_log_slave_updates = 0;
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// if sql_bin_update is true, SQL_LOG_UPDATE and SQL_LOG_BIN are kept in sync, and are
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// treated as aliases for each other
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static bool kill_in_progress=FALSE;
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static struct rand_struct sql_rand;
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static int cleanup_done;
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static char **defaults_argv,time_zone[30];
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static const char *default_table_type_name;
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#ifdef HAVE_OPENSSL
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static bool opt_use_ssl = false;
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static char *opt_ssl_key = 0;
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static char *opt_ssl_cert = 0;
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static char *opt_ssl_ca = 0;
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static char *opt_ssl_capath = 0;
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static VioSSLAcceptorFd* ssl_acceptor_fd = 0;
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#endif /* HAVE_OPENSSL */
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extern bool slave_running;
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I_List<i_string> replicate_do_db, replicate_ignore_db;
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// allow the user to tell us which db to replicate and which to ignore
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I_List<i_string> binlog_do_db, binlog_ignore_db;
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uint mysql_port;
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uint test_flags, select_errors=0, dropping_tables=0,ha_open_options=0;
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uint volatile thread_count=0, thread_running=0, kill_cached_threads=0,
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wake_thread=0, global_read_lock=0;
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ulong thd_startup_options=(OPTION_UPDATE_LOG | OPTION_AUTO_IS_NULL |
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OPTION_BIN_LOG | OPTION_AUTO_COMMIT);
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uint protocol_version=PROTOCOL_VERSION;
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ulong keybuff_size,sortbuff_size,max_item_sort_length,table_cache_size,
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max_join_size,join_buff_size,tmp_table_size,thread_stack,
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thread_stack_min,net_wait_timeout,what_to_log= ~ (1L << (uint) COM_TIME),
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query_buff_size, lower_case_table_names, mysqld_net_retry_count,
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net_interactive_timeout, slow_launch_time = 2L,
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net_read_timeout,net_write_timeout;
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ulong thread_cache_size=0;
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volatile ulong cached_thread_count=0;
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// replication parameters, if master_host is not NULL, we are slaving off the master
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my_string master_user = (char*) "test", master_password = 0, master_host=0,
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master_info_file = (char*) "master.info";
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uint master_port = MYSQL_PORT, master_connect_retry = 60;
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ulong max_tmp_tables,max_heap_table_size;
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ulong bytes_sent = 0L, bytes_received = 0L;
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bool opt_endinfo,using_udf_functions,low_priority_updates;
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bool volatile abort_loop,select_thread_in_use,flush_thread_in_use,grant_option;
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bool volatile ready_to_exit,shutdown_in_progress;
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ulong refresh_version=1L,flush_version=1L; /* Increments on each reload */
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ulong query_id=1L,long_query_count,long_query_time,aborted_threads,
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aborted_connects,delayed_insert_timeout,delayed_insert_limit,
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delayed_queue_size,delayed_insert_threads,delayed_insert_writes,
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delayed_rows_in_use,delayed_insert_errors,flush_time;
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ulong specialflag=0,opened_tables=0,created_tmp_tables=0;
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ulong max_connections,max_insert_delayed_threads,max_used_connections,
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max_connect_errors;
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ulong thread_id=1L,current_pid;
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ulong slow_launch_threads = 0;
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char mysql_real_data_home[FN_REFLEN],
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mysql_data_home[2],language[LIBLEN],reg_ext[FN_EXTLEN],
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default_charset[LIBLEN],mysql_charsets_dir[FN_REFLEN], *charsets_list,
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blob_newline,f_fyllchar,max_sort_char,*mysqld_user,*mysqld_chroot,
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*opt_init_file;
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char server_version[50]=MYSQL_SERVER_VERSION;
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const char *first_keyword="first";
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const char **errmesg; /* Error messages */
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byte last_ref[MAX_REFLENGTH]; /* Index ref of keys */
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my_string mysql_unix_port=NULL,mysql_tmpdir=NULL;
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ulong my_bind_addr; /* the address we bind to */
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DATE_FORMAT dayord;
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double log_10[32]; /* 10 potences */
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I_List<THD> threads,thread_cache;
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time_t start_time;
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pthread_key(MEM_ROOT*,THR_MALLOC);
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pthread_key(THD*, THR_THD);
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pthread_key(NET*, THR_NET);
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pthread_mutex_t LOCK_mysql_create_db, LOCK_Acl, LOCK_open, LOCK_thread_count,
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LOCK_mapped_file, LOCK_status, LOCK_grant,
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LOCK_error_log,
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LOCK_delayed_insert, LOCK_delayed_status, LOCK_delayed_create,
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LOCK_flush, LOCK_crypt, LOCK_bytes_sent, LOCK_bytes_received,
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LOCK_binlog_update, LOCK_slave;
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pthread_cond_t COND_refresh,COND_thread_count,COND_flush, COND_binlog_update,
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COND_slave_stopped;
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pthread_cond_t COND_thread_cache,COND_flush_thread_cache;
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pthread_t signal_thread;
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pthread_attr_t connection_attrib;
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enum db_type default_table_type=DB_TYPE_MYISAM;
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#ifdef __WIN__
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#undef getpid
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#include <process.h>
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HANDLE hEventShutdown;
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#include "nt_servc.h"
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static NTService Service; // Service object for WinNT
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#endif
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static void *signal_hand(void *arg);
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static void set_options(void);
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static void get_options(int argc,char **argv);
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static char *get_relative_path(const char *path);
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static void fix_paths(void);
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static pthread_handler_decl(handle_connections_sockets,arg);
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static int bootstrap(FILE *file);
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static bool read_init_file(char *file_name);
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#ifdef __NT__
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static pthread_handler_decl(handle_connections_namedpipes,arg);
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#endif
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#ifdef __WIN__
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static int get_service_parameters();
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#endif
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static pthread_handler_decl(handle_flush,arg);
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extern pthread_handler_decl(handle_slave,arg);
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#ifdef SET_RLIMIT_NOFILE
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static uint set_maximum_open_files(uint max_file_limit);
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#endif
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/****************************************************************************
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** Code to end mysqld
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****************************************************************************/
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static void close_connections(void)
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{
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#ifdef EXTRA_DEBUG
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int count=0;
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#endif
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NET net;
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DBUG_ENTER("close_connections");
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/* Clear thread cache */
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kill_cached_threads++;
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flush_thread_cache();
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/* kill flush thread */
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(void) pthread_mutex_lock(&LOCK_flush);
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if (flush_thread_in_use)
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{
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DBUG_PRINT("quit",("killing flush thread: %lx",flush_thread));
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(void) pthread_cond_signal(&COND_flush);
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}
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(void) pthread_mutex_unlock(&LOCK_flush);
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/* kill connection thread */
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#if !defined(__WIN__) && !defined(__EMX__)
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DBUG_PRINT("quit",("waiting for select thread: %lx",select_thread));
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(void) pthread_mutex_lock(&LOCK_thread_count);
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while (select_thread_in_use)
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{
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struct timespec abstime;
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int error;
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LINT_INIT(error);
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#ifndef DONT_USE_THR_ALARM
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if (pthread_kill(select_thread,THR_CLIENT_ALARM))
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break; // allready dead
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#endif
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#ifdef HAVE_TIMESPEC_TS_SEC
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abstime.ts_sec=time(NULL)+2; // Bsd 2.1
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abstime.ts_nsec=0;
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#else
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struct timeval tv;
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gettimeofday(&tv,0);
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abstime.tv_sec=tv.tv_sec+2;
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abstime.tv_nsec=tv.tv_usec*1000;
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#endif
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for (uint tmp=0 ; tmp < 10 ; tmp++)
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{
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error=pthread_cond_timedwait(&COND_thread_count,&LOCK_thread_count,
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&abstime);
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if (error != EINTR)
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break;
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}
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#ifdef EXTRA_DEBUG
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if (error != 0 && !count++)
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sql_print_error("Got error %d from pthread_cond_timedwait",error);
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#endif
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#if defined(AIX_3_2) || defined(HAVE_DEC_3_2_THREADS)
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if (ip_sock != INVALID_SOCKET)
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{
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VOID(shutdown(ip_sock,2));
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VOID(closesocket(ip_sock));
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VOID(shutdown(unix_sock,2));
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VOID(closesocket(unix_sock));
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VOID(unlink(mysql_unix_port));
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ip_sock=unix_sock= INVALID_SOCKET;
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}
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#endif
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}
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(void) pthread_mutex_unlock(&LOCK_thread_count);
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#endif /* __WIN__ */
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/* Abort listening to new connections */
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DBUG_PRINT("quit",("Closing sockets"));
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if ( !opt_disable_networking )
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{
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if (ip_sock != INVALID_SOCKET)
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{
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(void) shutdown(ip_sock,2);
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(void) closesocket(ip_sock);
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ip_sock= INVALID_SOCKET;
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}
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}
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#ifdef __NT__
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if ( hPipe != INVALID_HANDLE_VALUE )
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{
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HANDLE hTempPipe = hPipe;
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DBUG_PRINT( "quit", ("Closing named pipes") );
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hPipe = INVALID_HANDLE_VALUE;
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CancelIo( hTempPipe );
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DisconnectNamedPipe( hTempPipe );
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CloseHandle( hTempPipe );
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}
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#endif
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#ifdef HAVE_SYS_UN_H
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if (unix_sock != INVALID_SOCKET)
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{
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(void) shutdown(unix_sock,2);
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(void) closesocket(unix_sock);
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(void) unlink(mysql_unix_port);
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unix_sock= INVALID_SOCKET;
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}
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#endif
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end_thr_alarm(); // Don't allow alarms
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/* First signal all threads that it's time to die */
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THD *tmp;
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(void) pthread_mutex_lock(&LOCK_thread_count); // For unlink from list
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I_List_iterator<THD> it(threads);
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while ((tmp=it++))
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{
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DBUG_PRINT("quit",("Informing thread %ld that it's time to die",
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tmp->thread_id));
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tmp->killed=1;
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if (tmp->mysys_var)
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{
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tmp->mysys_var->abort=1;
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if (tmp->mysys_var->current_mutex)
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{
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pthread_mutex_lock(tmp->mysys_var->current_mutex);
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pthread_cond_broadcast(tmp->mysys_var->current_cond);
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pthread_mutex_unlock(tmp->mysys_var->current_mutex);
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}
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}
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}
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(void) pthread_mutex_unlock(&LOCK_thread_count); // For unlink from list
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if (thread_count)
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{
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sleep(1); // Give threads time to die
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}
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/* Force remaining threads to die by closing the connection to the client */
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(void) my_net_init(&net, (Vio*) 0);
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for (;;)
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{
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DBUG_PRINT("quit",("Locking LOCK_thread_count"));
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(void) pthread_mutex_lock(&LOCK_thread_count); // For unlink from list
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if (!(tmp=threads.get()))
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{
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DBUG_PRINT("quit",("Unlocking LOCK_thread_count"));
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(void) pthread_mutex_unlock(&LOCK_thread_count);
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break;
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}
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#ifndef __bsdi__ // Bug in BSDI kernel
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if ((net.vio=tmp->net.vio) != 0)
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{
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sql_print_error(ER(ER_FORCING_CLOSE),my_progname,
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tmp->thread_id,tmp->user ? tmp->user : "");
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close_connection(&net,0,0);
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}
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#endif
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DBUG_PRINT("quit",("Unlocking LOCK_thread_count"));
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(void) pthread_mutex_unlock(&LOCK_thread_count);
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}
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net_end(&net);
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/* All threads has now been aborted */
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DBUG_PRINT("quit",("Waiting for threads to die (count=%u)",thread_count));
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(void) pthread_mutex_lock(&LOCK_thread_count);
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while (thread_count)
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{
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(void) pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
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DBUG_PRINT("quit",("One thread died (count=%u)",thread_count));
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}
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(void) pthread_mutex_unlock(&LOCK_thread_count);
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mysql_log.close();
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mysql_update_log.close();
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mysql_bin_log.close();
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my_free(charsets_list, MYF(0));
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DBUG_PRINT("quit",("close_connections thread"));
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DBUG_VOID_RETURN;
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}
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void kill_mysql(void)
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{
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DBUG_ENTER("kill_mysql");
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#if defined(__WIN__)
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{
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if (!SetEvent(hEventShutdown))
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{
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DBUG_PRINT("error",("Got error: %ld from SetEvent",GetLastError()));
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}
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// or:
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// HANDLE hEvent=OpenEvent(0, FALSE, "MySqlShutdown");
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// SetEvent(hEventShutdown);
|
|
// CloseHandle(hEvent);
|
|
}
|
|
#elif defined(HAVE_PTHREAD_KILL)
|
|
if (pthread_kill(signal_thread,SIGTERM)) /* End everything nicely */
|
|
{
|
|
DBUG_PRINT("error",("Got error %d from pthread_kill",errno)); /* purecov: inspected */
|
|
}
|
|
#else
|
|
kill(current_pid,SIGTERM);
|
|
#endif
|
|
DBUG_PRINT("quit",("After pthread_kill"));
|
|
shutdown_in_progress=1; // Safety if kill didn't work
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
|
|
/* Force server down. kill all connections and threads and exit */
|
|
|
|
#ifndef __WIN__
|
|
static void *kill_server(void *sig_ptr)
|
|
#define RETURN_FROM_KILL_SERVER return 0
|
|
#else
|
|
static void __cdecl kill_server(int sig_ptr)
|
|
#define RETURN_FROM_KILL_SERVER return
|
|
#endif
|
|
{
|
|
int sig=(int) (long) sig_ptr; // This is passed a int
|
|
DBUG_ENTER("kill_server");
|
|
|
|
// if there is a signal during the kill in progress, we do not need
|
|
// another one
|
|
if (kill_in_progress) // Safety
|
|
RETURN_FROM_KILL_SERVER;
|
|
kill_in_progress=TRUE;
|
|
abort_loop=1; // This should be set
|
|
signal(sig,SIG_IGN);
|
|
if (sig == MYSQL_KILL_SIGNAL || sig == 0)
|
|
sql_print_error(ER(ER_NORMAL_SHUTDOWN),my_progname);
|
|
else
|
|
sql_print_error(ER(ER_GOT_SIGNAL),my_progname,sig); /* purecov: inspected */
|
|
|
|
#if defined(USE_ONE_SIGNAL_HAND) && !defined(__WIN__)
|
|
my_thread_init(); // If this is a new thread
|
|
#endif
|
|
close_connections();
|
|
sql_print_error(ER(ER_SHUTDOWN_COMPLETE),my_progname);
|
|
if (sig != MYSQL_KILL_SIGNAL && sig != 0)
|
|
unireg_abort(1); /* purecov: inspected */
|
|
else
|
|
unireg_end(0);
|
|
pthread_exit(0); /* purecov: deadcode */
|
|
RETURN_FROM_KILL_SERVER;
|
|
}
|
|
|
|
|
|
#ifdef USE_ONE_SIGNAL_HAND
|
|
pthread_handler_decl(kill_server_thread,arg __attribute__((unused)))
|
|
{
|
|
my_thread_init(); // Initialize new thread
|
|
kill_server(0);
|
|
my_thread_end(); // Normally never reached
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
static sig_handler print_signal_warning(int sig)
|
|
{
|
|
sql_print_error("Warning: Got signal %d from thread %d",
|
|
sig,my_thread_id());
|
|
#ifdef DONT_REMEMBER_SIGNAL
|
|
sigset(sig,print_signal_warning); /* int. thread system calls */
|
|
#endif
|
|
#ifndef __WIN__
|
|
if (sig == SIGALRM)
|
|
alarm(2); /* reschedule alarm */
|
|
#endif
|
|
}
|
|
|
|
|
|
void unireg_end(int signal_number __attribute__((unused)))
|
|
{
|
|
clean_up();
|
|
pthread_exit(0); // Exit is in main thread
|
|
}
|
|
|
|
|
|
void unireg_abort(int exit_code)
|
|
{
|
|
if (exit_code)
|
|
sql_print_error("Aborting\n");
|
|
(void) my_delete(pidfile_name,MYF(0)); // This may not always exist
|
|
clean_up(); /* purecov: inspected */
|
|
exit(exit_code); /* purecov: inspected */
|
|
}
|
|
|
|
|
|
void clean_up(void)
|
|
{
|
|
DBUG_PRINT("exit",("clean_up"));
|
|
if (cleanup_done++)
|
|
return; /* purecov: inspected */
|
|
acl_free(1);
|
|
grant_free();
|
|
sql_cache_free();
|
|
table_cache_free();
|
|
hostname_cache_free();
|
|
item_user_lock_free();
|
|
lex_free(); /* Free some memory */
|
|
#ifdef HAVE_DLOPEN
|
|
if (!opt_noacl)
|
|
udf_free();
|
|
#endif
|
|
end_key_cache(); /* This is usually freed automaticly */
|
|
(void) ha_panic(HA_PANIC_CLOSE); /* close all tables */
|
|
#ifdef USE_RAID
|
|
end_raid();
|
|
#endif
|
|
x_free((gptr) errmsg[ERRMAPP]); /* Free messages */
|
|
free_defaults(defaults_argv);
|
|
my_free(mysql_tmpdir,MYF(0));
|
|
my_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
|
|
|
|
/* Tell main we are ready */
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
ready_to_exit=1;
|
|
(void) pthread_cond_broadcast(&COND_thread_count);
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
} /* clean_up */
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
** Init IP and UNIX socket
|
|
****************************************************************************/
|
|
|
|
static void set_ports()
|
|
{
|
|
char *env;
|
|
if (!mysql_port)
|
|
{ // Get port if not from commandline
|
|
struct servent *serv_ptr;
|
|
mysql_port = MYSQL_PORT;
|
|
if ((serv_ptr = getservbyname("mysql", "tcp")))
|
|
mysql_port = ntohs((u_short) serv_ptr->s_port); /* purecov: inspected */
|
|
if ((env = getenv("MYSQL_TCP_PORT")))
|
|
mysql_port = (uint) atoi(env); /* purecov: inspected */
|
|
}
|
|
if (!mysql_unix_port)
|
|
{
|
|
#ifdef __WIN__
|
|
mysql_unix_port = (char*) MYSQL_NAMEDPIPE;
|
|
#else
|
|
mysql_unix_port = (char*) MYSQL_UNIX_ADDR;
|
|
#endif
|
|
if ((env = getenv("MYSQL_UNIX_PORT")))
|
|
mysql_unix_port = env; /* purecov: inspected */
|
|
}
|
|
}
|
|
|
|
/* Change to run as another user if started with --user */
|
|
|
|
static void set_user(const char *user)
|
|
{
|
|
#ifndef __WIN__
|
|
struct passwd *ent;
|
|
|
|
// don't bother if we aren't superuser
|
|
if (geteuid())
|
|
{
|
|
if (user)
|
|
fprintf(stderr,
|
|
"Warning: One can only use the --user switch if running as root\n");
|
|
return;
|
|
}
|
|
else if (!user)
|
|
{
|
|
if (!opt_bootstrap)
|
|
{
|
|
fprintf(stderr,"Fatal error: Please read \"Security\" section of the manual to find out how to run mysqld as root!\n");
|
|
unireg_abort(1);
|
|
}
|
|
return;
|
|
}
|
|
if (!strcmp(user,"root"))
|
|
return; // Avoid problem with dynamic libraries
|
|
|
|
if (!(ent = getpwnam(user)))
|
|
{
|
|
fprintf(stderr,"Fatal error: Can't change to run as user '%s' ; Please check that the user exists!\n",user);
|
|
unireg_abort(1);
|
|
}
|
|
#ifdef HAVE_INITGROUPS
|
|
initgroups((char*) user,ent->pw_gid);
|
|
#endif
|
|
if (setgid(ent->pw_gid) == -1)
|
|
{
|
|
sql_perror("setgid");
|
|
unireg_abort(1);
|
|
}
|
|
if (setuid(ent->pw_uid) == -1)
|
|
{
|
|
sql_perror("setuid");
|
|
unireg_abort(1);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* Change root user if started with --chroot */
|
|
|
|
static void set_root(const char *path)
|
|
{
|
|
#if !defined(__WIN__) && !defined(__EMX__)
|
|
if (chroot(path) == -1)
|
|
{
|
|
sql_perror("chroot");
|
|
unireg_abort(1);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static void server_init(void)
|
|
{
|
|
struct sockaddr_in IPaddr;
|
|
#ifdef HAVE_SYS_UN_H
|
|
struct sockaddr_un UNIXaddr;
|
|
#endif
|
|
int arg=1;
|
|
DBUG_ENTER("server_init");
|
|
|
|
#ifdef __WIN__
|
|
if ( !opt_disable_networking )
|
|
{
|
|
WSADATA WsaData;
|
|
if (SOCKET_ERROR == WSAStartup (0x0101, &WsaData))
|
|
{
|
|
my_message(0,"WSAStartup Failed\n",MYF(0));
|
|
unireg_abort(1);
|
|
}
|
|
}
|
|
#endif /* __WIN__ */
|
|
|
|
set_ports();
|
|
|
|
if (mysql_port != 0 && !opt_disable_networking && !opt_bootstrap)
|
|
{
|
|
DBUG_PRINT("general",("IP Socket is %d",mysql_port));
|
|
ip_sock = socket(AF_INET, SOCK_STREAM, 0);
|
|
if (ip_sock == INVALID_SOCKET)
|
|
{
|
|
DBUG_PRINT("error",("Got error: %d from socket()",socket_errno));
|
|
sql_perror(ER(ER_IPSOCK_ERROR)); /* purecov: tested */
|
|
unireg_abort(1); /* purecov: tested */
|
|
}
|
|
bzero((char*) &IPaddr, sizeof(IPaddr));
|
|
IPaddr.sin_family = AF_INET;
|
|
IPaddr.sin_addr.s_addr = my_bind_addr;
|
|
IPaddr.sin_port = (unsigned short) htons((unsigned short) mysql_port);
|
|
(void) setsockopt(ip_sock,SOL_SOCKET,SO_REUSEADDR,(char*)&arg,sizeof(arg));
|
|
for(;;)
|
|
{
|
|
if (bind(ip_sock, my_reinterpret_cast(struct sockaddr *) (&IPaddr),
|
|
sizeof(IPaddr)) >= 0)
|
|
break;
|
|
DBUG_PRINT("error",("Got error: %d from bind",socket_errno));
|
|
sql_perror("Can't start server: Bind on TCP/IP port");/* Had a loop here */
|
|
sql_print_error("Do you already have another mysqld server running on port: %d ?",mysql_port);
|
|
unireg_abort(1);
|
|
}
|
|
(void) listen(ip_sock,(int) back_log);
|
|
}
|
|
|
|
if (mysqld_chroot)
|
|
set_root(mysqld_chroot);
|
|
|
|
set_user(mysqld_user); // set_user now takes care of mysqld_user==NULL
|
|
|
|
#ifdef __NT__
|
|
/* create named pipe */
|
|
if (Service.IsNT() && mysql_unix_port[0] && !opt_bootstrap)
|
|
{
|
|
sprintf( szPipeName, "\\\\.\\pipe\\%s", mysql_unix_port );
|
|
ZeroMemory( &saPipeSecurity, sizeof(saPipeSecurity) );
|
|
ZeroMemory( &sdPipeDescriptor, sizeof(sdPipeDescriptor) );
|
|
if ( !InitializeSecurityDescriptor(&sdPipeDescriptor,
|
|
SECURITY_DESCRIPTOR_REVISION) )
|
|
{
|
|
sql_perror("Can't start server : Initialize security descriptor");
|
|
unireg_abort(1);
|
|
}
|
|
if (!SetSecurityDescriptorDacl(&sdPipeDescriptor, TRUE, NULL, FALSE))
|
|
{
|
|
sql_perror("Can't start server : Set security descriptor");
|
|
unireg_abort(1);
|
|
}
|
|
saPipeSecurity.nLength = sizeof( SECURITY_ATTRIBUTES );
|
|
saPipeSecurity.lpSecurityDescriptor = &sdPipeDescriptor;
|
|
saPipeSecurity.bInheritHandle = FALSE;
|
|
if ((hPipe = CreateNamedPipe(szPipeName,
|
|
PIPE_ACCESS_DUPLEX,
|
|
PIPE_TYPE_BYTE |
|
|
PIPE_READMODE_BYTE |
|
|
PIPE_WAIT,
|
|
PIPE_UNLIMITED_INSTANCES,
|
|
(int) net_buffer_length,
|
|
(int) net_buffer_length,
|
|
NMPWAIT_USE_DEFAULT_WAIT,
|
|
&saPipeSecurity )) == INVALID_HANDLE_VALUE)
|
|
{
|
|
LPVOID lpMsgBuf;
|
|
int error=GetLastError();
|
|
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
|
|
FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
|
(LPTSTR) &lpMsgBuf, 0, NULL );
|
|
MessageBox( NULL, (LPTSTR) lpMsgBuf, "Error from CreateNamedPipe",
|
|
MB_OK|MB_ICONINFORMATION );
|
|
LocalFree( lpMsgBuf );
|
|
unireg_abort(1);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(HAVE_SYS_UN_H) && !defined(HAVE_mit_thread)
|
|
/*
|
|
** Create the UNIX socket
|
|
*/
|
|
if (mysql_unix_port[0] && !opt_bootstrap)
|
|
{
|
|
DBUG_PRINT("general",("UNIX Socket is %s",mysql_unix_port));
|
|
|
|
if ((unix_sock = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
|
|
{
|
|
sql_perror("Can't start server : UNIX Socket "); /* purecov: inspected */
|
|
unireg_abort(1); /* purecov: inspected */
|
|
}
|
|
bzero((char*) &UNIXaddr, sizeof(UNIXaddr));
|
|
UNIXaddr.sun_family = AF_UNIX;
|
|
strmov(UNIXaddr.sun_path, mysql_unix_port);
|
|
(void) unlink(mysql_unix_port);
|
|
(void) setsockopt(unix_sock,SOL_SOCKET,SO_REUSEADDR,(char*)&arg,
|
|
sizeof(arg));
|
|
umask(0);
|
|
if (bind(unix_sock, my_reinterpret_cast(struct sockaddr *) (&UNIXaddr),
|
|
sizeof(UNIXaddr)) < 0)
|
|
{
|
|
sql_perror("Can't start server : Bind on unix socket"); /* purecov: tested */
|
|
sql_print_error("Do you already have another mysqld server running on socket: %s ?",mysql_unix_port);
|
|
unireg_abort(1); /* purecov: tested */
|
|
}
|
|
umask(((~my_umask) & 0666));
|
|
#if defined(S_IFSOCK) && defined(SECURE_SOCKETS)
|
|
(void) chmod(mysql_unix_port,S_IFSOCK); /* Fix solaris 2.6 bug */
|
|
#endif
|
|
(void) listen(unix_sock,(int) back_log);
|
|
}
|
|
#endif
|
|
DBUG_PRINT("info",("server started"));
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
|
|
void yyerror(const char *s)
|
|
{
|
|
NET *net=my_pthread_getspecific_ptr(NET*,THR_NET);
|
|
char *yytext=(char*) current_lex->tok_start;
|
|
if (!strcmp(s,"parse error"))
|
|
s=ER(ER_SYNTAX_ERROR);
|
|
net_printf(net,ER_PARSE_ERROR, s, yytext ? (char*) yytext : "",
|
|
current_lex->yylineno);
|
|
}
|
|
|
|
|
|
void close_connection(NET *net,uint errcode,bool lock)
|
|
{
|
|
Vio* vio;
|
|
DBUG_ENTER("close_connection");
|
|
DBUG_PRINT("enter",("fd: %s error: '%s'",
|
|
net->vio? vio_description(net->vio):"(not connected)",
|
|
errcode ? ER(errcode) : ""));
|
|
if (lock)
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
if ((vio=net->vio) != 0)
|
|
{
|
|
if (errcode)
|
|
send_error(net,errcode,ER(errcode)); /* purecov: inspected */
|
|
vio_close(vio); /* vio is freed in delete thd */
|
|
}
|
|
if (lock)
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
/* Called when a thread is aborted */
|
|
/* ARGSUSED */
|
|
|
|
sig_handler end_thread_signal(int sig __attribute__((unused)))
|
|
{
|
|
THD *thd=current_thd;
|
|
DBUG_ENTER("end_thread_signal");
|
|
if (thd)
|
|
end_thread(thd,0);
|
|
DBUG_VOID_RETURN; /* purecov: deadcode */
|
|
}
|
|
|
|
|
|
void end_thread(THD *thd, bool put_in_cache)
|
|
{
|
|
DBUG_ENTER("end_thread");
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
thread_count--;
|
|
delete thd;
|
|
|
|
if (put_in_cache && cached_thread_count < thread_cache_size &&
|
|
! abort_loop && !kill_cached_threads)
|
|
{
|
|
/* Don't kill the thread, just put it in cache for reuse */
|
|
DBUG_PRINT("info", ("Adding thread to cache"))
|
|
cached_thread_count++;
|
|
while (!abort_loop && ! wake_thread && ! kill_cached_threads)
|
|
(void) pthread_cond_wait(&COND_thread_cache, &LOCK_thread_count);
|
|
cached_thread_count--;
|
|
if (kill_cached_threads)
|
|
pthread_cond_signal(&COND_flush_thread_cache);
|
|
if (wake_thread)
|
|
{
|
|
wake_thread--;
|
|
thd=thread_cache.get();
|
|
thd->real_id=pthread_self();
|
|
(void) thd->store_globals();
|
|
threads.append(thd);
|
|
pthread_mutex_unlock(&LOCK_thread_count);
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
}
|
|
|
|
DBUG_PRINT("info", ("sending a broadcast"))
|
|
|
|
/* Tell main we are ready */
|
|
(void) pthread_cond_broadcast(&COND_thread_count);
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
DBUG_PRINT("info", ("unlocked thread_count mutex"))
|
|
#ifndef DBUG_OFF
|
|
if (!(test_flags & TEST_NO_THREADS)) // For debugging under Linux
|
|
#endif
|
|
{
|
|
my_thread_end();
|
|
pthread_exit(0);
|
|
}
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
|
|
/* Start a cached thread. LOCK_thread_count is locked on entry */
|
|
|
|
static void start_cached_thread(THD *thd)
|
|
{
|
|
thread_cache.append(thd);
|
|
wake_thread++;
|
|
thread_count++;
|
|
pthread_cond_signal(&COND_thread_cache);
|
|
}
|
|
|
|
|
|
void flush_thread_cache()
|
|
{
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
kill_cached_threads++;
|
|
while (cached_thread_count)
|
|
{
|
|
pthread_cond_broadcast(&COND_thread_cache);
|
|
pthread_cond_wait(&COND_flush_thread_cache,&LOCK_thread_count);
|
|
}
|
|
kill_cached_threads--;
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
}
|
|
|
|
|
|
/*
|
|
** Aborts a thread nicely. Commes here on SIGPIPE
|
|
** TODO: One should have to fix that thr_alarm know about this
|
|
** thread too
|
|
*/
|
|
|
|
#ifdef THREAD_SPECIFIC_SIGPIPE
|
|
static sig_handler abort_thread(int sig __attribute__((unused)))
|
|
{
|
|
THD *thd=current_thd;
|
|
DBUG_ENTER("abort_thread");
|
|
if (thd)
|
|
thd->killed=1;
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
#endif
|
|
|
|
/******************************************************************************
|
|
** Setup a signal thread with handles all signals
|
|
** Because linux doesn't support scemas use a mutex to check that
|
|
** the signal thread is ready before continuing
|
|
******************************************************************************/
|
|
|
|
#ifdef __WIN__
|
|
static void init_signals(void)
|
|
{
|
|
int signals[] = {SIGINT,SIGILL,SIGFPE,SIGSEGV,SIGTERM,SIGABRT } ;
|
|
for (uint i=0 ; i < sizeof(signals)/sizeof(int) ; i++)
|
|
signal( signals[i], kill_server) ;
|
|
signal(SIGBREAK,SIG_IGN); //ignore SIGBREAK for NT
|
|
}
|
|
|
|
#elif defined(__EMX__)
|
|
static void sig_reload(int signo)
|
|
{
|
|
reload_acl_and_cache(~0); // Flush everything
|
|
signal(signo, SIG_ACK);
|
|
}
|
|
|
|
static void sig_kill(int signo)
|
|
{
|
|
if (!abort_loop)
|
|
{
|
|
abort_loop=1; // mark abort for threads
|
|
kill_server((void*) signo);
|
|
}
|
|
signal(signo, SIG_ACK);
|
|
}
|
|
|
|
static void init_signals(void)
|
|
{
|
|
signal(SIGQUIT, sig_kill);
|
|
signal(SIGKILL, sig_kill);
|
|
signal(SIGTERM, sig_kill);
|
|
signal(SIGINT, sig_kill);
|
|
signal(SIGHUP, sig_reload); // Flush everything
|
|
signal(SIGALRM, SIG_IGN);
|
|
signal(SIGBREAK,SIG_IGN);
|
|
signal_thread = pthread_self();
|
|
}
|
|
#else
|
|
|
|
static void init_signals(void)
|
|
{
|
|
sigset_t set;
|
|
pthread_attr_t thr_attr;
|
|
int error;
|
|
DBUG_ENTER("init_signals");
|
|
|
|
sigset(THR_KILL_SIGNAL,end_thread_signal);
|
|
sigset(THR_SERVER_ALARM,print_signal_warning); // Should never be called!
|
|
(void) sigemptyset(&set);
|
|
#ifdef THREAD_SPECIFIC_SIGPIPE
|
|
sigset(SIGPIPE,abort_thread);
|
|
sigaddset(&set,SIGPIPE);
|
|
#else
|
|
(void) signal(SIGPIPE,SIG_IGN); // Can't know which thread
|
|
sigaddset(&set,SIGPIPE);
|
|
#endif
|
|
sigaddset(&set,SIGINT);
|
|
sigaddset(&set,SIGQUIT);
|
|
sigaddset(&set,SIGTERM);
|
|
sigaddset(&set,SIGHUP);
|
|
signal(SIGTERM,SIG_DFL); // If it's blocked by parent
|
|
#ifdef SIGTSTP
|
|
sigaddset(&set,SIGTSTP);
|
|
#endif
|
|
sigaddset(&set,THR_SERVER_ALARM);
|
|
sigdelset(&set,THR_KILL_SIGNAL); // May be SIGINT
|
|
sigdelset(&set,THR_CLIENT_ALARM); // For alarms
|
|
(void) pthread_sigmask(SIG_SETMASK,&set,NULL);
|
|
|
|
(void) pthread_attr_init(&thr_attr);
|
|
#if !defined(HAVE_DEC_3_2_THREADS)
|
|
pthread_attr_setscope(&thr_attr,PTHREAD_SCOPE_SYSTEM);
|
|
(void) pthread_attr_setdetachstate(&thr_attr,PTHREAD_CREATE_DETACHED);
|
|
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
|
|
my_pthread_attr_setprio(&thr_attr,INTERRUPT_PRIOR);
|
|
pthread_attr_setstacksize(&thr_attr,32768);
|
|
#endif
|
|
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
if ((error=pthread_create(&signal_thread,&thr_attr,signal_hand,0)))
|
|
{
|
|
sql_print_error("Can't create interrupt-thread (error %d, errno: %d)",
|
|
error,errno);
|
|
exit(1);
|
|
}
|
|
(void) pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
|
|
pthread_mutex_unlock(&LOCK_thread_count);
|
|
|
|
(void) pthread_attr_destroy(&thr_attr);
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
|
|
/*
|
|
** This threads handles all signals and alarms
|
|
*/
|
|
|
|
/* ARGSUSED */
|
|
static void *signal_hand(void *arg __attribute__((unused)))
|
|
{
|
|
sigset_t set;
|
|
int sig;
|
|
my_thread_init(); // Init new thread
|
|
DBUG_ENTER("signal_hand");
|
|
|
|
/* Setup alarm handler */
|
|
init_thr_alarm(max_connections+max_insert_delayed_threads);
|
|
#if SIGINT != THR_KILL_SIGNAL
|
|
(void) sigemptyset(&set); // Setup up SIGINT for debug
|
|
(void) sigaddset(&set,SIGINT); // For debugging
|
|
(void) pthread_sigmask(SIG_UNBLOCK,&set,NULL);
|
|
#endif
|
|
(void) sigemptyset(&set); // Setup up SIGINT for debug
|
|
#ifdef USE_ONE_SIGNAL_HAND
|
|
(void) sigaddset(&set,THR_SERVER_ALARM); // For alarms
|
|
#endif
|
|
(void) sigaddset(&set,SIGQUIT);
|
|
(void) sigaddset(&set,SIGTERM);
|
|
#if THR_CLIENT_ALARM != SIGHUP
|
|
(void) sigaddset(&set,SIGHUP);
|
|
#endif
|
|
(void) sigaddset(&set,SIGTSTP);
|
|
|
|
/* Save pid to this process (or thread on Linux) */
|
|
{
|
|
FILE *pidFile;
|
|
if ((pidFile = my_fopen(pidfile_name,O_WRONLY,MYF(MY_WME))))
|
|
{
|
|
fprintf(pidFile,"%lu",(ulong) getpid());
|
|
(void) my_fclose(pidFile,MYF(0));
|
|
(void) chmod(pidfile_name,0644);
|
|
}
|
|
}
|
|
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
(void) pthread_cond_signal(&COND_thread_count); /* continue init_signals */
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
|
|
for (;;)
|
|
{
|
|
int error; // Used when debugging
|
|
if (shutdown_in_progress && !abort_loop)
|
|
{
|
|
sig=SIGTERM;
|
|
error=0;
|
|
}
|
|
else
|
|
while ((error=my_sigwait(&set,&sig)) == EINTR) ;
|
|
if (cleanup_done)
|
|
pthread_exit(0); // Safety
|
|
switch (sig) {
|
|
case SIGTERM:
|
|
case SIGQUIT:
|
|
case SIGKILL:
|
|
#ifdef EXTRA_DEBUG
|
|
sql_print_error("Got signal %d to shutdown mysqld",sig);
|
|
#endif
|
|
DBUG_PRINT("info",("Got signal: %d abort_loop: %d",sig,abort_loop));
|
|
if (!abort_loop)
|
|
{
|
|
abort_loop=1; // mark abort for threads
|
|
#ifdef USE_ONE_SIGNAL_HAND
|
|
pthread_t tmp;
|
|
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
|
|
my_pthread_attr_setprio(&connection_attrib,INTERRUPT_PRIOR);
|
|
if (pthread_create(&tmp,&connection_attrib, kill_server_thread,
|
|
(void*) sig))
|
|
sql_print_error("Error: Can't create thread to kill server");
|
|
#else
|
|
kill_server((void*) sig); // MIT THREAD has a alarm thread
|
|
#endif
|
|
}
|
|
break;
|
|
case SIGHUP:
|
|
reload_acl_and_cache((THD*) 0,~0, (TABLE_LIST*) 0); // Flush everything
|
|
mysql_print_status((THD*) 0); // Send debug some info
|
|
break;
|
|
#ifdef USE_ONE_SIGNAL_HAND
|
|
case THR_SERVER_ALARM:
|
|
process_alarm(sig); // Trigger alarms.
|
|
break;
|
|
#endif
|
|
default:
|
|
#ifdef EXTRA_DEBUG
|
|
sql_print_error("Warning: Got signal: %d, error: %d",sig,error); /* purecov: tested */
|
|
#endif
|
|
break; /* purecov: tested */
|
|
}
|
|
}
|
|
return(0); /* purecov: deadcode */
|
|
}
|
|
|
|
#endif /* __WIN__*/
|
|
|
|
|
|
/*
|
|
** All global error messages are sent here where the first one is stored for
|
|
** the client
|
|
*/
|
|
|
|
|
|
/* ARGSUSED */
|
|
static int my_message_sql(uint error, const char *str,
|
|
myf MyFlags __attribute__((unused)))
|
|
{
|
|
NET *net;
|
|
DBUG_ENTER("my_message_sql");
|
|
DBUG_PRINT("error",("Message: '%s'",str));
|
|
if ((net=my_pthread_getspecific_ptr(NET*,THR_NET)))
|
|
{
|
|
if (!net->last_error[0]) // Return only first message
|
|
{
|
|
strmake(net->last_error,str,sizeof(net->last_error)-1);
|
|
net->last_errno=error ? error : ER_UNKNOWN_ERROR;
|
|
}
|
|
}
|
|
else
|
|
sql_print_error("%s: %s",my_progname,str); /* purecov: inspected */
|
|
DBUG_RETURN(0);
|
|
}
|
|
|
|
#ifdef __WIN__
|
|
#undef errno
|
|
#undef EINTR
|
|
#define errno WSAGetLastError()
|
|
#define EINTR WSAEINTR
|
|
|
|
struct utsname
|
|
{
|
|
char nodename[FN_REFLEN];
|
|
};
|
|
|
|
int uname(struct utsname *a)
|
|
{
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
|
|
#ifdef __WIN__
|
|
pthread_handler_decl(handle_shutdown,arg)
|
|
{
|
|
MSG msg;
|
|
my_thread_init();
|
|
|
|
/* this call should create the message queue for this thread */
|
|
PeekMessage(&msg, NULL, 1, 65534,PM_NOREMOVE);
|
|
|
|
if (WaitForSingleObject(hEventShutdown,INFINITE)==WAIT_OBJECT_0)
|
|
kill_server(MYSQL_KILL_SIGNAL);
|
|
return 0;
|
|
}
|
|
|
|
int __stdcall handle_kill(ulong ctrl_type)
|
|
{
|
|
if (ctrl_type == CTRL_CLOSE_EVENT ||
|
|
ctrl_type == CTRL_SHUTDOWN_EVENT)
|
|
{
|
|
kill_server(MYSQL_KILL_SIGNAL);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
|
|
const char *load_default_groups[]= { "mysqld","server",0 };
|
|
|
|
#ifdef HAVE_LIBWRAP
|
|
char *libwrapName=NULL;
|
|
#endif
|
|
|
|
static void open_log(MYSQL_LOG *log, const char *hostname,
|
|
const char *opt_name, const char *extension,
|
|
enum_log_type type)
|
|
{
|
|
char tmp[FN_REFLEN];
|
|
if (!opt_name || !opt_name[0])
|
|
{
|
|
strnmov(tmp,hostname,FN_REFLEN-5);
|
|
strmov(strcend(tmp,'.'),extension);
|
|
opt_name=tmp;
|
|
}
|
|
log->open(opt_name,type);
|
|
}
|
|
|
|
|
|
|
|
#ifdef __WIN__
|
|
int win_main(int argc, char **argv)
|
|
#else
|
|
int main(int argc, char **argv)
|
|
#endif
|
|
{
|
|
DEBUGGER_OFF;
|
|
char hostname[FN_REFLEN];
|
|
|
|
my_umask=0660; // Default umask for new files
|
|
my_umask_dir=0700; // Default umask for new directories
|
|
MY_INIT(argv[0]); // init my_sys library & pthreads
|
|
tzset(); // Set tzname
|
|
|
|
start_time=time((time_t*) 0);
|
|
#ifdef HAVE_TZNAME
|
|
#if defined(HAVE_LOCALTIME_R) && defined(_REENTRANT)
|
|
{
|
|
struct tm tm_tmp;
|
|
localtime_r(&start_time,&tm_tmp);
|
|
strmov(time_zone,tzname[tm_tmp.tm_isdst == 1 ? 1 : 0]);
|
|
}
|
|
#else
|
|
{
|
|
struct tm *start_tm;
|
|
start_tm=localtime(&start_time);
|
|
strmov(time_zone=tzname[start_tm->tm_isdst == 1 ? 1 : 0]);
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
if (gethostname(hostname,sizeof(hostname)-4) < 0)
|
|
strmov(hostname,"mysql");
|
|
strmov(pidfile_name,hostname);
|
|
strmov(strcend(pidfile_name,'.'),".pid"); // Add extension
|
|
#ifdef DEMO_VERSION
|
|
strcat(server_version,"-demo");
|
|
#endif
|
|
#ifdef SHAREWARE_VERSION
|
|
strcat(server_version,"-shareware");
|
|
#endif
|
|
#ifndef DBUG_OFF
|
|
strcat(server_version,"-debug");
|
|
#endif
|
|
#ifdef _CUSTOMSTARTUPCONFIG_
|
|
if (_cust_check_startup())
|
|
{
|
|
/* _cust_check_startup will report startup failure error */
|
|
exit( 1 );
|
|
}
|
|
#endif
|
|
load_defaults("my",load_default_groups,&argc,&argv);
|
|
defaults_argv=argv;
|
|
mysql_tmpdir=getenv("TMPDIR"); /* Use this if possible */
|
|
#ifdef __WIN__
|
|
if (!mysql_tmpdir)
|
|
mysql_tmpdir=getenv("TEMP");
|
|
if (!mysql_tmpdir)
|
|
mysql_tmpdir=getenv("TMP");
|
|
#endif
|
|
if (!mysql_tmpdir || !mysql_tmpdir[0])
|
|
mysql_tmpdir=(char*) P_tmpdir; /* purecov: inspected */
|
|
|
|
set_options();
|
|
#ifdef __WIN__
|
|
/* service parameters can be overwritten by options */
|
|
if (get_service_parameters())
|
|
{
|
|
my_message( 0, "Can't read MySQL service parameters", MYF(0) );
|
|
exit( 1 );
|
|
}
|
|
#endif
|
|
get_options(argc,argv);
|
|
if (opt_log || opt_update_log || opt_slow_log || opt_bin_log)
|
|
strcat(server_version,"-log");
|
|
DBUG_PRINT("info",("%s Ver %s for %s on %s\n",my_progname,
|
|
server_version, SYSTEM_TYPE,MACHINE_TYPE));
|
|
|
|
/* These must be set early */
|
|
|
|
(void) pthread_cond_init(&COND_thread_count,NULL);
|
|
(void) pthread_mutex_init(&LOCK_mysql_create_db,NULL);
|
|
(void) pthread_mutex_init(&LOCK_Acl,NULL);
|
|
(void) pthread_mutex_init(&LOCK_grant,NULL);
|
|
(void) pthread_mutex_init(&LOCK_open,NULL);
|
|
(void) pthread_mutex_init(&LOCK_thread_count,NULL);
|
|
(void) pthread_mutex_init(&LOCK_mapped_file,NULL);
|
|
(void) pthread_mutex_init(&LOCK_status,NULL);
|
|
(void) pthread_mutex_init(&LOCK_error_log,NULL);
|
|
(void) pthread_mutex_init(&LOCK_delayed_insert,NULL);
|
|
(void) pthread_mutex_init(&LOCK_delayed_status,NULL);
|
|
(void) pthread_mutex_init(&LOCK_delayed_create,NULL);
|
|
(void) pthread_cond_init(&COND_refresh,NULL);
|
|
(void) pthread_cond_init(&COND_thread_cache,NULL);
|
|
(void) pthread_cond_init(&COND_flush_thread_cache,NULL);
|
|
(void) pthread_cond_init(&COND_flush,NULL);
|
|
(void) pthread_mutex_init(&LOCK_flush,NULL);
|
|
(void) pthread_mutex_init(&LOCK_crypt,NULL);
|
|
(void) pthread_mutex_init(&LOCK_bytes_sent,NULL);
|
|
(void) pthread_mutex_init(&LOCK_bytes_received,NULL);
|
|
(void) pthread_mutex_init(&LOCK_timezone,NULL);
|
|
(void) pthread_mutex_init(&LOCK_binlog_update, NULL);
|
|
(void) pthread_mutex_init(&LOCK_slave, NULL);
|
|
(void) pthread_cond_init(&COND_binlog_update, NULL);
|
|
(void) pthread_cond_init(&COND_slave_stopped, NULL);
|
|
|
|
if (set_default_charset_by_name(default_charset, MYF(MY_WME)))
|
|
unireg_abort(1);
|
|
charsets_list = list_charsets(MYF(MY_COMPILED_SETS|MY_CONFIG_SETS));
|
|
|
|
#ifdef HAVE_OPENSSL
|
|
if (opt_use_ssl)
|
|
{
|
|
ssl_acceptor_fd = VioSSLAcceptorFd_new(opt_ssl_key, opt_ssl_cert,
|
|
opt_ssl_ca, opt_ssl_capath);
|
|
if (!ssl_acceptor_fd)
|
|
opt_use_ssl=0;
|
|
/* having ssl_acceptor_fd!=0 signals the use of SSL */
|
|
}
|
|
#endif /* HAVE_OPENSSL */
|
|
|
|
#ifdef HAVE_LIBWRAP
|
|
libwrapName= my_progname+dirname_length(my_progname);
|
|
openlog(libwrapName, LOG_PID, LOG_AUTH);
|
|
#endif
|
|
|
|
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
|
|
my_pthread_setprio(pthread_self(),CONNECT_PRIOR);
|
|
/* Parameter for threads created for connections */
|
|
(void) pthread_attr_init(&connection_attrib);
|
|
(void) pthread_attr_setdetachstate(&connection_attrib,
|
|
PTHREAD_CREATE_DETACHED);
|
|
pthread_attr_setstacksize(&connection_attrib,thread_stack);
|
|
|
|
if (!(opt_specialflag & SPECIAL_NO_PRIOR))
|
|
my_pthread_attr_setprio(&connection_attrib,WAIT_PRIOR);
|
|
pthread_attr_setscope(&connection_attrib, PTHREAD_SCOPE_SYSTEM);
|
|
|
|
#ifdef SET_RLIMIT_NOFILE
|
|
/* connections and databases neads lots of files */
|
|
{
|
|
uint wanted_files=10+(uint) max(max_connections*5,
|
|
max_connections+table_cache_size*2);
|
|
uint files=set_maximum_open_files(wanted_files);
|
|
if (files && files < wanted_files) // Some systems return 0
|
|
{
|
|
max_connections= (ulong) (files-10)/5;
|
|
table_cache_size= (ulong) (files-10-max_connections)/2;
|
|
DBUG_PRINT("warning",
|
|
("Changed limits: max_connections: %ld table_cache: %ld",
|
|
max_connections,table_cache_size));
|
|
sql_print_error("Warning: Changed limits: max_connections: %ld table_cache: %ld",max_connections,table_cache_size);
|
|
}
|
|
}
|
|
#endif
|
|
unireg_init(opt_specialflag); /* Set up extern variabels */
|
|
init_errmessage(); /* Read error messages from file */
|
|
lex_init();
|
|
item_init();
|
|
mysys_uses_curses=0;
|
|
#ifdef USE_REGEX
|
|
regex_init();
|
|
#endif
|
|
select_thread=pthread_self();
|
|
select_thread_in_use=1;
|
|
|
|
/*
|
|
** We have enough space for fiddling with the argv, continue
|
|
*/
|
|
umask(((~my_umask) & 0666));
|
|
if (my_setwd(mysql_real_data_home,MYF(MY_WME)))
|
|
{
|
|
unireg_abort(1); /* purecov: inspected */
|
|
}
|
|
mysql_data_home[0]=FN_CURLIB; // all paths are relative from here
|
|
mysql_data_home[1]=0;
|
|
server_init();
|
|
table_cache_init();
|
|
hostname_cache_init();
|
|
sql_cache_init();
|
|
randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
|
|
reset_floating_point_exceptions();
|
|
init_thr_lock();
|
|
|
|
/* Setup log files */
|
|
if (opt_log)
|
|
open_log(&mysql_log, hostname, opt_logname, ".log", LOG_NORMAL);
|
|
if (opt_update_log)
|
|
open_log(&mysql_update_log, hostname, opt_update_logname, "",
|
|
LOG_NEW);
|
|
if (opt_bin_log)
|
|
{
|
|
mysql_bin_log.set_index_file_name(opt_binlog_index_name);
|
|
open_log(&mysql_bin_log, hostname, opt_bin_logname, "-bin",
|
|
LOG_BIN);
|
|
}
|
|
if (opt_slow_log)
|
|
open_log(&mysql_slow_log, hostname, opt_slow_logname, "-slow.log",
|
|
LOG_NORMAL);
|
|
if (ha_init())
|
|
{
|
|
sql_print_error("Can't init databases");
|
|
exit(1);
|
|
}
|
|
ft_init_stopwords(NULL); /* SerG */
|
|
|
|
#ifdef __WIN__
|
|
#define MYSQL_ERR_FILE "mysql.err"
|
|
if (!opt_console)
|
|
{
|
|
freopen(MYSQL_ERR_FILE,"a+",stdout);
|
|
freopen(MYSQL_ERR_FILE,"a+",stderr);
|
|
FreeConsole(); // Remove window
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
init signals & alarm
|
|
After this we can't quit by a simple unireg_abort
|
|
*/
|
|
error_handler_hook = my_message_sql;
|
|
if (pthread_key_create(&THR_THD,NULL) || pthread_key_create(&THR_NET,NULL) ||
|
|
pthread_key_create(&THR_MALLOC,NULL))
|
|
{
|
|
sql_print_error("Can't create thread-keys");
|
|
exit(1);
|
|
}
|
|
init_signals(); // Creates pidfile
|
|
if (acl_init(opt_noacl))
|
|
{
|
|
select_thread_in_use=0;
|
|
(void) pthread_kill(signal_thread,MYSQL_KILL_SIGNAL);
|
|
(void) my_delete(pidfile_name,MYF(MY_WME)); // Not neaded anymore
|
|
exit(1);
|
|
}
|
|
if (!opt_noacl)
|
|
(void) grant_init();
|
|
|
|
#ifdef HAVE_DLOPEN
|
|
if (!opt_noacl)
|
|
udf_init();
|
|
#endif
|
|
|
|
if (opt_bootstrap)
|
|
{
|
|
int error=bootstrap(stdin);
|
|
end_thr_alarm(); // Don't allow alarms
|
|
unireg_abort(error ? 1 : 0);
|
|
}
|
|
if (opt_init_file)
|
|
{
|
|
if (read_init_file(opt_init_file))
|
|
{
|
|
end_thr_alarm(); // Don't allow alarms
|
|
unireg_abort(1);
|
|
}
|
|
}
|
|
(void) thr_setconcurrency(concurrency); // 10 by default
|
|
#ifdef __WIN__ //IRENA
|
|
{
|
|
hEventShutdown=CreateEvent(0, FALSE, FALSE, "MySqlShutdown");
|
|
pthread_t hThread;
|
|
if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0))
|
|
sql_print_error("Warning: Can't create thread to handle shutdown requests");
|
|
|
|
// On "Stop Service" we have to do regular shutdown
|
|
Service.SetShutdownEvent(hEventShutdown);
|
|
}
|
|
#endif
|
|
|
|
if (flush_time && flush_time != ~(ulong) 0L)
|
|
{
|
|
pthread_t hThread;
|
|
if (pthread_create(&hThread,&connection_attrib,handle_flush,0))
|
|
sql_print_error("Warning: Can't create thread to handle flush");
|
|
}
|
|
|
|
// slave thread
|
|
if(master_host)
|
|
{
|
|
pthread_t hThread;
|
|
if(pthread_create(&hThread, &connection_attrib, handle_slave, 0))
|
|
sql_print_error("Warning: Can't create thread to handle slave");
|
|
|
|
}
|
|
|
|
printf(ER(ER_READY),my_progname,server_version,"");
|
|
fflush(stdout);
|
|
|
|
#ifdef __NT__
|
|
if (hPipe == INVALID_HANDLE_VALUE && !have_tcpip)
|
|
{
|
|
sql_print_error("TCP/IP must be installed on Win98 platforms");
|
|
}
|
|
else
|
|
{
|
|
pthread_mutex_lock(&LOCK_thread_count);
|
|
(void) pthread_cond_init(&COND_handler_count,NULL);
|
|
{
|
|
pthread_t hThread;
|
|
handler_count=0;
|
|
if ( hPipe != INVALID_HANDLE_VALUE )
|
|
{
|
|
handler_count++;
|
|
if (pthread_create(&hThread,&connection_attrib,
|
|
handle_connections_namedpipes, 0))
|
|
{
|
|
sql_print_error("Warning: Can't create thread to handle named pipes");
|
|
handler_count--;
|
|
}
|
|
}
|
|
if (have_tcpip)
|
|
{
|
|
handler_count++;
|
|
if (pthread_create(&hThread,&connection_attrib,
|
|
handle_connections_sockets, 0))
|
|
{
|
|
sql_print_error("Warning: Can't create thread to handle named pipes");
|
|
handler_count--;
|
|
}
|
|
}
|
|
while (handler_count > 0)
|
|
{
|
|
pthread_cond_wait(&COND_handler_count,&LOCK_thread_count);
|
|
}
|
|
}
|
|
pthread_mutex_unlock(&LOCK_thread_count);
|
|
}
|
|
#else
|
|
handle_connections_sockets(0);
|
|
#ifdef EXTRA_DEBUG
|
|
sql_print_error("Exiting main thread");
|
|
#endif
|
|
#endif /* __NT__ */
|
|
|
|
/* (void) pthread_attr_destroy(&connection_attrib); */
|
|
|
|
DBUG_PRINT("quit",("Exiting main thread"));
|
|
|
|
#ifndef __WIN__
|
|
#ifdef EXTRA_DEBUG
|
|
sql_print_error("Before Lock_thread_count");
|
|
#endif
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
select_thread_in_use=0; // For close_connections
|
|
(void) pthread_cond_broadcast(&COND_thread_count);
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
#ifdef EXTRA_DEBUG
|
|
sql_print_error("After lock_thread_count");
|
|
#endif
|
|
#else
|
|
// remove the event, because it will not be valid anymore
|
|
Service.SetShutdownEvent(0);
|
|
if(hEventShutdown) CloseHandle(hEventShutdown);
|
|
// if it was started as service on NT try to stop the service
|
|
if(Service.IsNT())
|
|
Service.Stop();
|
|
#endif
|
|
|
|
/* Wait until cleanup is done */
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
while (!ready_to_exit)
|
|
{
|
|
pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
|
|
}
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
(void) my_delete(pidfile_name,MYF(MY_WME)); // Not neaded anymore
|
|
my_thread_end();
|
|
exit(0);
|
|
return(0); /* purecov: deadcode */
|
|
}
|
|
|
|
|
|
#ifdef __WIN__
|
|
/* ------------------------------------------------------------------------
|
|
main and thread entry function for Win32
|
|
(all this is needed only to run mysqld as a service on WinNT)
|
|
-------------------------------------------------------------------------- */
|
|
int mysql_service(void *p)
|
|
{
|
|
win_main(Service.my_argc, Service.my_argv);
|
|
return 0;
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
// check environment variable OS
|
|
if (Service.GetOS()) // "OS" defined; Should be NT
|
|
{
|
|
if (argc == 2)
|
|
{
|
|
if (!strcmp(argv[1],"-install") || !strcmp(argv[1],"--install"))
|
|
{
|
|
char path[FN_REFLEN];
|
|
my_path(path, argv[0], ""); // Find name in path
|
|
fn_format(path,argv[0],path,"",1+4+16); // Force use of full path
|
|
if (!Service.Install(MYSQL_SERVICENAME,MYSQL_SERVICENAME,path))
|
|
MessageBox(NULL,"Failed to install Service",MYSQL_SERVICENAME,
|
|
MB_OK|MB_ICONSTOP);
|
|
return 0;
|
|
}
|
|
else if (!strcmp(argv[1],"-remove") || !strcmp(argv[1],"--remove"))
|
|
{
|
|
Service.Remove(MYSQL_SERVICENAME);
|
|
return 0;
|
|
}
|
|
}
|
|
else if (argc == 1) // No arguments; start as a service
|
|
{
|
|
// init service
|
|
long tmp=Service.Init(MYSQL_SERVICENAME,mysql_service);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// This is a WIN95 machine or a start of mysqld as a standalone program
|
|
// we have to pass the arguments, in case of NT-service this will be done
|
|
// by ServiceMain()
|
|
|
|
Service.my_argc=argc;
|
|
Service.my_argv=argv;
|
|
mysql_service(NULL);
|
|
return 0;
|
|
}
|
|
/* ------------------------------------------------------------------------ */
|
|
#endif
|
|
|
|
|
|
static int bootstrap(FILE *file)
|
|
{
|
|
THD *thd= new THD;
|
|
int error;
|
|
thd->bootstrap=1;
|
|
thd->client_capabilities=0;
|
|
my_net_init(&thd->net,(Vio*) 0);
|
|
thd->max_packet_length=thd->net.max_packet;
|
|
thd->master_access= ~0;
|
|
thread_count++;
|
|
thd->real_id=pthread_self();
|
|
error=handle_bootstrap(thd,file);
|
|
net_end(&thd->net);
|
|
delete thd;
|
|
return error;
|
|
}
|
|
|
|
static bool read_init_file(char *file_name)
|
|
{
|
|
FILE *file;
|
|
DBUG_ENTER("read_init_file");
|
|
DBUG_PRINT("enter",("name: %s",file_name));
|
|
if (!(file=my_fopen(file_name,O_RDONLY,MYF(MY_WME))))
|
|
return(1);
|
|
bootstrap(file); /* Ignore errors from this */
|
|
(void) my_fclose(file,MYF(MY_WME));
|
|
return 0;
|
|
}
|
|
|
|
|
|
static void create_new_thread(THD *thd)
|
|
{
|
|
DBUG_ENTER("create_new_thread");
|
|
|
|
NET *net=&thd->net; // For easy ref
|
|
net->timeout = (uint) connect_timeout; // Timeout for read
|
|
if (protocol_version > 9)
|
|
net->return_errno=1;
|
|
|
|
/* don't allow too many connections */
|
|
if (thread_count - delayed_insert_threads >= max_connections+1 || abort_loop)
|
|
{
|
|
DBUG_PRINT("error",("too many connections"));
|
|
close_connection(net,ER_CON_COUNT_ERROR);
|
|
delete thd;
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
if (pthread_mutex_lock(&LOCK_thread_count))
|
|
{
|
|
DBUG_PRINT("error",("Can't lock LOCK_thread_count"));
|
|
close_connection(net,ER_OUT_OF_RESOURCES);
|
|
delete thd;
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
if (thread_count-delayed_insert_threads > max_used_connections)
|
|
max_used_connections=thread_count-delayed_insert_threads;
|
|
thd->thread_id=thread_id++;
|
|
for (uint i=0; i < 8 ; i++) // Generate password teststring
|
|
thd->scramble[i]= (char) (rnd(&sql_rand)*94+33);
|
|
thd->scramble[8]=0;
|
|
thd->rand=sql_rand;
|
|
thd->real_id=pthread_self(); // Keep purify happy
|
|
|
|
/* Start a new thread to handle connection */
|
|
#ifndef DBUG_OFF
|
|
if (test_flags & TEST_NO_THREADS) // For debugging under Linux
|
|
{
|
|
thread_cache_size=0; // Safety
|
|
thread_count++;
|
|
threads.append(thd);
|
|
thd->real_id=pthread_self();
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
handle_one_connection((void*) thd);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
if (cached_thread_count > wake_thread)
|
|
{
|
|
start_cached_thread(thd);
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
}
|
|
else
|
|
{
|
|
int error;
|
|
thread_count++;
|
|
threads.append(thd);
|
|
DBUG_PRINT("info",(("creating thread %d"), thd->thread_id));
|
|
thd->connect_time = time(NULL);
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
if ((error=pthread_create(&thd->real_id,&connection_attrib,
|
|
handle_one_connection,
|
|
(void*) thd)))
|
|
{
|
|
DBUG_PRINT("error",
|
|
("Can't create thread to handle request (error %d)",
|
|
error));
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
thread_count--;
|
|
thd->killed=1; // Safety
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
net_printf(net,ER_CANT_CREATE_THREAD,error);
|
|
(void) pthread_mutex_lock(&LOCK_thread_count);
|
|
close_connection(net,0,0);
|
|
delete thd;
|
|
(void) pthread_mutex_unlock(&LOCK_thread_count);
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
}
|
|
}
|
|
DBUG_PRINT("info",(("Thread %d created"), thd->thread_id));
|
|
DBUG_VOID_RETURN;
|
|
}
|
|
|
|
|
|
/* Handle new connections and spawn new process to handle them */
|
|
|
|
pthread_handler_decl(handle_connections_sockets,arg __attribute__((unused)))
|
|
{
|
|
my_socket sock,new_sock;
|
|
uint error_count=0;
|
|
uint max_used_connection= (uint) (max(ip_sock,unix_sock)+1);
|
|
fd_set readFDs,clientFDs;
|
|
THD *thd;
|
|
struct sockaddr_in cAddr;
|
|
int ip_flags=0,socket_flags=0,flags;
|
|
Vio *vio_tmp;
|
|
#ifdef __WIN__
|
|
my_thread_init();
|
|
#endif
|
|
DBUG_ENTER("handle_connections_sockets");
|
|
|
|
LINT_INIT(new_sock);
|
|
|
|
(void) my_pthread_getprio(pthread_self()); // For debugging
|
|
|
|
FD_ZERO(&clientFDs);
|
|
if (ip_sock != INVALID_SOCKET)
|
|
{
|
|
FD_SET(ip_sock,&clientFDs);
|
|
#ifdef HAVE_FCNTL
|
|
ip_flags = fcntl(ip_sock, F_GETFL, 0);
|
|
#endif
|
|
}
|
|
#ifdef HAVE_SYS_UN_H
|
|
FD_SET(unix_sock,&clientFDs);
|
|
socket_flags=fcntl(unix_sock, F_GETFL, 0);
|
|
#endif
|
|
|
|
DBUG_PRINT("general",("Waiting for connections."));
|
|
while (!abort_loop)
|
|
{
|
|
readFDs=clientFDs;
|
|
#ifdef HPUX
|
|
if (select(max_used_connection,(int*) &readFDs,0,0,0) < 0)
|
|
continue;
|
|
#else
|
|
if (select((int) max_used_connection,&readFDs,0,0,0) < 0)
|
|
{
|
|
if (errno != EINTR)
|
|
{
|
|
if (!select_errors++ && !abort_loop) /* purecov: inspected */
|
|
sql_print_error("mysqld: Got error %d from select",errno); /* purecov: inspected */
|
|
}
|
|
continue;
|
|
}
|
|
#endif /* HPUX */
|
|
if (abort_loop)
|
|
break;
|
|
|
|
/*
|
|
** Is this a new connection request
|
|
*/
|
|
|
|
#ifdef HAVE_SYS_UN_H
|
|
if (FD_ISSET(unix_sock,&readFDs))
|
|
{
|
|
sock = unix_sock;
|
|
flags= socket_flags;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
sock = ip_sock;
|
|
flags= ip_flags;
|
|
}
|
|
|
|
#if !defined(NO_FCNTL_NONBLOCK)
|
|
if (!(test_flags & TEST_BLOCKING))
|
|
{
|
|
#if defined(O_NONBLOCK)
|
|
fcntl(sock, F_SETFL, flags | O_NONBLOCK);
|
|
#elif defined(O_NDELAY)
|
|
fcntl(sock, F_SETFL, flags | O_NDELAY);
|
|
#endif
|
|
}
|
|
#endif /* NO_FCNTL_NONBLOCK */
|
|
for (uint retry=0; retry < MAX_ACCEPT_RETRY; retry++)
|
|
{
|
|
size_socket length=sizeof(struct sockaddr_in);
|
|
new_sock = accept(sock, my_reinterpret_cast(struct sockaddr *) (&cAddr),
|
|
&length);
|
|
if (new_sock != INVALID_SOCKET || (errno != EINTR && errno != EAGAIN))
|
|
break;
|
|
#if !defined(NO_FCNTL_NONBLOCK)
|
|
if (!(test_flags & TEST_BLOCKING))
|
|
{
|
|
if (retry == MAX_ACCEPT_RETRY - 1)
|
|
fcntl(sock, F_SETFL, flags); // Try without O_NONBLOCK
|
|
}
|
|
#endif
|
|
}
|
|
#if !defined(NO_FCNTL_NONBLOCK)
|
|
if (!(test_flags & TEST_BLOCKING))
|
|
fcntl(sock, F_SETFL, flags);
|
|
#endif
|
|
if (new_sock < 0)
|
|
{
|
|
if ((error_count++ & 255) == 0) // This can happen often
|
|
sql_perror("Error in accept");
|
|
if (errno == ENFILE || errno == EMFILE)
|
|
sleep(1); // Give other threads some time
|
|
continue;
|
|
}
|
|
|
|
#ifdef HAVE_LIBWRAP
|
|
{
|
|
if (sock == ip_sock)
|
|
{
|
|
struct request_info req;
|
|
signal(SIGCHLD, SIG_DFL);
|
|
request_init(&req, RQ_DAEMON, libwrapName, RQ_FILE, new_sock, NULL);
|
|
fromhost(&req);
|
|
if (!hosts_access(&req))
|
|
{
|
|
// This may be stupid but refuse() includes an exit(0)
|
|
// which we surely don't want...
|
|
// clean_exit() - same stupid thing ...
|
|
syslog(deny_severity, "refused connect from %s", eval_client(&req));
|
|
if (req.sink)
|
|
((void (*)(int))req.sink)(req.fd);
|
|
|
|
// C++ sucks (the gibberish in front just translates the supplied
|
|
// sink function pointer in the req structure from a void (*sink)();
|
|
// to a void(*sink)(int) if you omit the cast, the C++ compiler
|
|
// will cry...
|
|
|
|
(void) shutdown(new_sock,2); // This looks fine to me...
|
|
(void) closesocket(new_sock);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
#endif /* HAVE_LIBWRAP */
|
|
|
|
{
|
|
size_socket dummyLen;
|
|
struct sockaddr dummy;
|
|
dummyLen = sizeof(struct sockaddr);
|
|
if (getsockname(new_sock,&dummy, &dummyLen) < 0)
|
|
{
|
|
sql_perror("Error on new connection socket");
|
|
(void) shutdown(new_sock,2);
|
|
(void) closesocket(new_sock);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Don't allow too many connections
|
|
*/
|
|
|
|
if (!(thd= new THD))
|
|
{
|
|
(void) shutdown(new_sock,2); VOID(closesocket(new_sock));
|
|
continue;
|
|
}
|
|
if (!(vio_tmp=vio_new(new_sock,
|
|
new_sock == unix_sock ? VIO_TYPE_SOCKET :
|
|
VIO_TYPE_TCPIP,
|
|
new_sock == unix_sock)) ||
|
|
my_net_init(&thd->net,vio_tmp))
|
|
{
|
|
if (vio_tmp)
|
|
vio_delete(vio_tmp);
|
|
else
|
|
{
|
|
(void) shutdown(new_sock,2);
|
|
(void) closesocket(new_sock);
|
|
}
|
|
delete thd;
|
|
continue;
|
|
}
|
|
if (sock == unix_sock)
|
|
{
|
|
if (!(thd->host=my_strdup(LOCAL_HOST,MYF(0))))
|
|
{
|
|
close_connection(&thd->net,ER_OUT_OF_RESOURCES);
|
|
delete thd;
|
|
continue;
|
|
}
|
|
}
|
|
create_new_thread(thd);
|
|
}
|
|
|
|
#ifdef __NT__
|
|
pthread_mutex_lock(&LOCK_thread_count);
|
|
handler_count--;
|
|
pthread_cond_signal(&COND_handler_count);
|
|
pthread_mutex_unlock(&LOCK_thread_count);
|
|
#endif
|
|
DBUG_RETURN(0);
|
|
}
|
|
|
|
|
|
#ifdef __NT__
|
|
pthread_handler_decl(handle_connections_namedpipes,arg)
|
|
{
|
|
HANDLE hConnectedPipe;
|
|
BOOL fConnected;
|
|
THD *thd;
|
|
my_thread_init();
|
|
DBUG_ENTER("handle_connections_namedpipes");
|
|
(void) my_pthread_getprio(pthread_self()); // For debugging
|
|
|
|
DBUG_PRINT("general",("Waiting for named pipe connections."));
|
|
while (!abort_loop)
|
|
{
|
|
/* wait for named pipe connection */
|
|
fConnected = ConnectNamedPipe( hPipe, NULL );
|
|
if (abort_loop)
|
|
break;
|
|
if ( !fConnected )
|
|
fConnected = GetLastError() == ERROR_PIPE_CONNECTED;
|
|
if ( !fConnected )
|
|
{
|
|
CloseHandle( hPipe );
|
|
if ((hPipe = CreateNamedPipe(szPipeName,
|
|
PIPE_ACCESS_DUPLEX,
|
|
PIPE_TYPE_BYTE |
|
|
PIPE_READMODE_BYTE |
|
|
PIPE_WAIT,
|
|
PIPE_UNLIMITED_INSTANCES,
|
|
(int) net_buffer_length,
|
|
(int) net_buffer_length,
|
|
NMPWAIT_USE_DEFAULT_WAIT,
|
|
&saPipeSecurity )) ==
|
|
INVALID_HANDLE_VALUE )
|
|
{
|
|
sql_perror("Can't create new named pipe!");
|
|
break; // Abort
|
|
}
|
|
}
|
|
hConnectedPipe = hPipe;
|
|
/* create new pipe for new connection */
|
|
if ((hPipe = CreateNamedPipe(szPipeName,
|
|
PIPE_ACCESS_DUPLEX,
|
|
PIPE_TYPE_BYTE |
|
|
PIPE_READMODE_BYTE |
|
|
PIPE_WAIT,
|
|
PIPE_UNLIMITED_INSTANCES,
|
|
(int) net_buffer_length,
|
|
(int) net_buffer_length,
|
|
NMPWAIT_USE_DEFAULT_WAIT,
|
|
&saPipeSecurity)) ==
|
|
INVALID_HANDLE_VALUE)
|
|
{
|
|
sql_perror("Can't create new named pipe!");
|
|
hPipe=hConnectedPipe;
|
|
continue; // We have to try again
|
|
}
|
|
|
|
if ( !(thd = new THD))
|
|
{
|
|
DisconnectNamedPipe( hConnectedPipe );
|
|
CloseHandle( hConnectedPipe );
|
|
continue;
|
|
}
|
|
if (!(thd->net.vio = vio_new_win32pipe(hConnectedPipe)) ||
|
|
my_net_init(&thd->net, thd->net.vio))
|
|
{
|
|
close_connection(&thd->net,ER_OUT_OF_RESOURCES);
|
|
delete thd;
|
|
continue;
|
|
}
|
|
/* host name is unknown */
|
|
thd->host = my_strdup("localhost",MYF(0)); /* Host is unknown */
|
|
create_new_thread(thd);
|
|
}
|
|
|
|
pthread_mutex_lock(&LOCK_thread_count);
|
|
handler_count--;
|
|
pthread_cond_signal(&COND_handler_count);
|
|
pthread_mutex_unlock(&LOCK_thread_count);
|
|
DBUG_RETURN(0);
|
|
}
|
|
#endif /* __NT__ */
|
|
|
|
/****************************************************************************
|
|
** Create thread that automaticly flush all tables after a given time
|
|
****************************************************************************/
|
|
|
|
pthread_handler_decl(handle_flush,arg __attribute__((unused)))
|
|
{
|
|
my_thread_init();
|
|
DBUG_ENTER("handle_flush");
|
|
|
|
pthread_detach_this_thread();
|
|
flush_thread=pthread_self();
|
|
flush_thread_in_use=1;
|
|
|
|
pthread_mutex_lock(&LOCK_flush);
|
|
for (;;)
|
|
{
|
|
struct timespec abstime;
|
|
#ifdef HAVE_TIMESPEC_TS_SEC
|
|
abstime.ts_sec=time(NULL)+flush_time; // Bsd 2.1
|
|
abstime.ts_nsec=0;
|
|
#else
|
|
abstime.tv_sec=time(NULL)+flush_time; // Linux or Solairs
|
|
abstime.tv_nsec=0;
|
|
#endif
|
|
(void) pthread_cond_timedwait(&COND_flush,&LOCK_flush, &abstime);
|
|
if (abort_loop)
|
|
break;
|
|
flush_tables();
|
|
}
|
|
flush_thread_in_use=0;
|
|
pthread_mutex_unlock(&LOCK_flush);
|
|
my_thread_end();
|
|
DBUG_RETURN(0);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
** handle start options
|
|
******************************************************************************/
|
|
|
|
enum options {OPT_ISAM_LOG=256,OPT_SKIP_NEW,OPT_SKIP_GRANT,
|
|
OPT_SKIP_LOCK,OPT_ENABLE_LOCK,
|
|
OPT_USE_LOCKING,OPT_SOCKET,OPT_UPDATE_LOG, OPT_BIN_LOG,
|
|
OPT_SKIP_RESOLVE,OPT_SKIP_NETWORKING, OPT_BIN_LOG_INDEX,
|
|
OPT_BIND_ADDRESS,OPT_PID_FILE,OPT_SKIP_PRIOR,OPT_BIG_TABLES,
|
|
OPT_STANDALONE,OPT_ONE_THREAD,OPT_CONSOLE,
|
|
OPT_LOW_PRIORITY_UPDATES,OPT_SKIP_HOST_CACHE,OPT_LONG_FORMAT,
|
|
OPT_FLUSH, OPT_SAFE, OPT_BOOTSTRAP, OPT_SKIP_SHOW_DB,
|
|
OPT_TABLE_TYPE, OPT_INIT_FILE, OPT_DELAY_KEY_WRITE,
|
|
OPT_SLOW_QUERY_LOG, OPT_SKIP_DELAY_KEY_WRITE,
|
|
OPT_CHARSETS_DIR,
|
|
OPT_BDB_HOME, OPT_BDB_LOG, OPT_BDB_TMP, OPT_BDB_NOSYNC,
|
|
OPT_BDB_LOCK, OPT_BDB_SKIP, OPT_BDB_RECOVER,
|
|
OPT_MASTER_HOST, OPT_MASTER_USER, OPT_MASTER_PASSWORD,
|
|
OPT_MASTER_PORT, OPT_MASTER_INFO_FILE, OPT_MASTER_CONNECT_RETRY,
|
|
OPT_SQL_BIN_UPDATE_SAME, OPT_REPLICATE_DO_DB,
|
|
OPT_REPLICATE_IGNORE_DB, OPT_LOG_SLAVE_UPDATES,
|
|
OPT_BINLOG_DO_DB, OPT_BINLOG_IGNORE_DB};
|
|
|
|
static struct option long_options[] =
|
|
{
|
|
{"ansi", no_argument,0, 'a'},
|
|
{"basedir", required_argument, 0, 'b'},
|
|
#ifdef HAVE_BERKELEY_DB
|
|
{"bdb-home", required_argument, 0, OPT_BDB_HOME},
|
|
{"bdb-lock-detect", required_argument, 0, OPT_BDB_LOCK},
|
|
{"bdb-logdir", required_argument, 0, OPT_BDB_LOG},
|
|
{"bdb-recover", no_argument, 0, OPT_BDB_RECOVER},
|
|
{"bdb-no-sync", no_argument, 0, OPT_BDB_NOSYNC},
|
|
{"bdb-tmpdir", required_argument, 0, OPT_BDB_TMP},
|
|
#endif
|
|
{"big-tables", no_argument,0,(int) OPT_BIG_TABLES},
|
|
{"binlog-do-db", required_argument, 0, OPT_BINLOG_DO_DB},
|
|
{"binlog-ignore-db", required_argument, 0, OPT_BINLOG_IGNORE_DB},
|
|
{"bind-address", required_argument, 0, OPT_BIND_ADDRESS},
|
|
{"bootstrap", no_argument,0,(int) OPT_BOOTSTRAP},
|
|
#ifdef __WIN__
|
|
{"console", no_argument, 0, OPT_CONSOLE},
|
|
#endif
|
|
{"chroot", required_argument,0, 'r'},
|
|
{"character-sets-dir",required_argument,0, OPT_CHARSETS_DIR},
|
|
{"datadir", required_argument, 0, 'h'},
|
|
#ifndef DBUG_OFF
|
|
{"debug", optional_argument, 0, '#'},
|
|
#endif
|
|
{"default-character-set",required_argument,0,'C'},
|
|
{"default-table-type",required_argument,0,OPT_TABLE_TYPE},
|
|
{"delay-key-write-for-all-tables",
|
|
no_argument, 0, (int) OPT_DELAY_KEY_WRITE},
|
|
{"enable-locking", no_argument, 0, (int) OPT_ENABLE_LOCK},
|
|
{"exit-info", optional_argument, 0, 'T'},
|
|
{"flush", no_argument, 0, OPT_FLUSH},
|
|
{"help", no_argument, 0, '?'},
|
|
{"init-file", required_argument, 0, (int) OPT_INIT_FILE},
|
|
{"log", optional_argument, 0, 'l'},
|
|
{"language", required_argument, 0, 'L'},
|
|
{"log-bin", optional_argument, 0, (int) OPT_BIN_LOG},
|
|
{"log-bin-index", optional_argument, 0, (int) OPT_BIN_LOG_INDEX},
|
|
{"log-isam", optional_argument, 0, (int) OPT_ISAM_LOG},
|
|
{"log-update", optional_argument, 0, (int) OPT_UPDATE_LOG},
|
|
{"log-slow-queries", optional_argument, 0, (int) OPT_SLOW_QUERY_LOG},
|
|
{"log-long-format", no_argument, 0, (int) OPT_LONG_FORMAT},
|
|
{"log-slave-updates", no_argument,0, (int) OPT_LOG_SLAVE_UPDATES},
|
|
{"low-priority-updates", no_argument, 0, (int) OPT_LOW_PRIORITY_UPDATES},
|
|
{"master-host", required_argument, 0, (int) OPT_MASTER_HOST},
|
|
{"master-user", required_argument, 0, (int) OPT_MASTER_USER},
|
|
{"master-password", required_argument, 0, (int) OPT_MASTER_PASSWORD},
|
|
{"master-port", required_argument, 0, (int) OPT_MASTER_PORT},
|
|
{"master-connect-retry", required_argument, 0, (int) OPT_MASTER_CONNECT_RETRY},
|
|
{"master-info-file", required_argument, 0, (int) OPT_MASTER_INFO_FILE},
|
|
{"new", no_argument, 0, 'n'},
|
|
{"old-protocol", no_argument, 0, 'o'},
|
|
{"one-thread", no_argument, 0, OPT_ONE_THREAD},
|
|
{"pid-file", required_argument, 0, (int) OPT_PID_FILE},
|
|
{"port", required_argument, 0, 'P'},
|
|
{"replicate-do-db", required_argument, 0, OPT_REPLICATE_DO_DB},
|
|
{"replicate-ignore-db", required_argument, 0, OPT_REPLICATE_IGNORE_DB},
|
|
{"safe-mode", no_argument, 0, (int) OPT_SAFE},
|
|
{"socket", required_argument, 0, (int) OPT_SOCKET},
|
|
{"set-variable", required_argument, 0, 'O'},
|
|
#ifdef HAVE_BERKELEY_DB
|
|
{"skip-bdb", no_argument, 0, OPT_BDB_SKIP},
|
|
#endif
|
|
{"skip-delay-key-write", no_argument, 0, (int) OPT_SKIP_DELAY_KEY_WRITE},
|
|
{"skip-grant-tables", no_argument,0, (int) OPT_SKIP_GRANT},
|
|
{"skip-locking", no_argument,0, (int) OPT_SKIP_LOCK},
|
|
{"skip-host-cache", no_argument,0, (int) OPT_SKIP_HOST_CACHE},
|
|
{"skip-name-resolve", no_argument,0, (int) OPT_SKIP_RESOLVE},
|
|
{"skip-new", no_argument,0, (int) OPT_SKIP_NEW},
|
|
{"skip-show-database",no_argument,0, (int) OPT_SKIP_SHOW_DB},
|
|
{"skip-networking", no_argument,0, (int) OPT_SKIP_NETWORKING},
|
|
{"skip-thread-priority", no_argument,0,(int) OPT_SKIP_PRIOR},
|
|
{"sql-bin-update-same", no_argument, 0, (int)OPT_SQL_BIN_UPDATE_SAME},
|
|
#include "sslopt-longopts.h"
|
|
#ifdef __WIN__
|
|
{"standalone", no_argument,0, (int) OPT_STANDALONE},
|
|
#endif
|
|
{"tmpdir", required_argument, 0, 't'},
|
|
{"use-locking", no_argument, 0,(int) OPT_USE_LOCKING},
|
|
#ifdef USE_SYMDIR
|
|
{"use-symbolic-links",no_argument, 0, 's'},
|
|
#endif
|
|
{"user", required_argument, 0, 'u'},
|
|
{"version", no_argument, 0, 'V'},
|
|
{0, 0, 0, 0}
|
|
};
|
|
|
|
CHANGEABLE_VAR changeable_vars[] = {
|
|
{ "back_log", (long*) &back_log,50,1,65535,0,1},
|
|
#ifdef HAVE_BERKELEY_DB
|
|
{ "bdb_cache_size", (long*) &berkeley_cache_size, KEY_CACHE_SIZE,
|
|
20*1024, (long) ~0, 0, IO_SIZE},
|
|
#endif
|
|
{ "connect_timeout", (long*) &connect_timeout,CONNECT_TIMEOUT,2,65535,0,1},
|
|
{ "delayed_insert_timeout",(long*) &delayed_insert_timeout,
|
|
DELAYED_WAIT_TIMEOUT,1,~0L,0,1},
|
|
{ "delayed_insert_limit",(long*) &delayed_insert_limit,
|
|
DELAYED_LIMIT,1,~0L,0,1},
|
|
{ "delayed_queue_size", (long*) &delayed_queue_size,DELAYED_QUEUE_SIZE,1,
|
|
~0L,0,1},
|
|
{ "flush_time", (long*) &flush_time,FLUSH_TIME,0,~0L,0,1},
|
|
{ "interactive_timeout", (long*) &net_interactive_timeout,
|
|
NET_WAIT_TIMEOUT,1,31*24*60*60,0,1},
|
|
{ "join_buffer_size", (long*) &join_buff_size,128*1024L,
|
|
IO_SIZE*2+MALLOC_OVERHEAD,~0L,MALLOC_OVERHEAD,IO_SIZE },
|
|
{ "key_buffer_size", (long*) &keybuff_size,KEY_CACHE_SIZE,MALLOC_OVERHEAD,
|
|
(long) ~0, MALLOC_OVERHEAD, IO_SIZE },
|
|
{ "long_query_time", (long*) &long_query_time,10,1,~0L,0,1},
|
|
{ "lower_case_table_names", (long*) &lower_case_table_names,IF_WIN(1,0),
|
|
0,1,0,1},
|
|
{ "max_allowed_packet",(long*) &max_allowed_packet,1024*1024L,80,
|
|
17*1024*1024L, MALLOC_OVERHEAD,1024},
|
|
{ "max_connections", (long*) &max_connections,100,1,16384,0,1},
|
|
{ "max_connect_errors", (long*) &max_connect_errors,MAX_CONNECT_ERRORS,1,
|
|
~0L,0,1},
|
|
{ "max_delayed_threads", (long*) &max_insert_delayed_threads,20,1,
|
|
16384,0,1},
|
|
{ "max_heap_table_size",(long*) &max_heap_table_size,16*1024*1024L,16384,~0L,
|
|
MALLOC_OVERHEAD,1024},
|
|
{ "max_join_size",(long*) &max_join_size,~0L,1,~0L,0,1},
|
|
{ "max_sort_length",(long*) &max_item_sort_length,1024,4,8192*1024L,0,1},
|
|
{ "max_tmp_tables",(long*) &max_tmp_tables,32,1,~0L,0,1},
|
|
{ "max_write_lock_count",(long*) &max_write_lock_count,~0L,1,~0L,0,1},
|
|
{ "myisam_sort_buffer_size", (long*) &myisam_sort_buffer_size,8192*1024,4,
|
|
~0L,0,1},
|
|
{ "net_buffer_length",(long*) &net_buffer_length,16384,1024,1024*1024L,
|
|
MALLOC_OVERHEAD,1024},
|
|
{ "net_retry_count",(long*) &mysqld_net_retry_count,MYSQLD_NET_RETRY_COUNT,
|
|
1,~0L, 0,1},
|
|
{ "net_read_timeout", (long*) &net_read_timeout, NET_READ_TIMEOUT,1,65535,0,1},
|
|
{ "net_write_timeout", (long*) &net_write_timeout,NET_WRITE_TIMEOUT,1,65535,0,1},
|
|
{ "query_buffer_size", (long*) &query_buff_size,0,MALLOC_OVERHEAD,
|
|
(long) ~0, MALLOC_OVERHEAD, IO_SIZE },
|
|
{ "record_buffer", (long*) &my_default_record_cache_size,128*1024L,
|
|
IO_SIZE*2+MALLOC_OVERHEAD,~0L,MALLOC_OVERHEAD,IO_SIZE },
|
|
{ "slow_launch_time", (long*) &slow_launch_time, 2L,
|
|
0L,~0L,0,1 },
|
|
{ "sort_buffer", (long*) &sortbuff_size,MAX_SORT_MEMORY,
|
|
MIN_SORT_MEMORY+MALLOC_OVERHEAD*2,~0L,MALLOC_OVERHEAD,1 },
|
|
{ "table_cache", (long*) &table_cache_size,64,1,16384,0,1},
|
|
{ "thread_concurrency", (long*) &concurrency,DEFAULT_CONCURRENCY,1,512,0,1},
|
|
{ "thread_cache_size", (long*) &thread_cache_size, 0,1,16384,0,1},
|
|
{ "tmp_table_size", (long*) &tmp_table_size,1024*1024L,1024,~0L,
|
|
MALLOC_OVERHEAD,1},
|
|
{ "thread_stack", (long*) &thread_stack,1024*64,1024*32,~0L,0,1024},
|
|
{ "wait_timeout", (long*) &net_wait_timeout,NET_WAIT_TIMEOUT,1,~0L,0,1},
|
|
{ NullS,(long*) 0,0,0,0,0,0,} };
|
|
|
|
|
|
struct show_var_st init_vars[]= {
|
|
{"ansi_mode",(char*) &opt_ansi_mode ,SHOW_BOOL},
|
|
{"back_log", (char*) &back_log, SHOW_LONG},
|
|
{"basedir", mysql_home,SHOW_CHAR},
|
|
#ifdef HAVE_BERKELEY_DB
|
|
{"bdb_cache_size", (char*) &berkeley_cache_size, SHOW_LONG},
|
|
{"bdb_home", (char*) &berkeley_home, SHOW_CHAR_PTR},
|
|
{"bdb_logdir", (char*) &berkeley_logdir, SHOW_CHAR_PTR},
|
|
{"bdb_tmpdir", (char*) &berkeley_tmpdir, SHOW_CHAR_PTR},
|
|
#endif
|
|
{"character_set", default_charset, SHOW_CHAR},
|
|
{"character_sets", (char*) &charsets_list, SHOW_CHAR_PTR},
|
|
{"connect_timeout", (char*) &connect_timeout, SHOW_LONG},
|
|
{"concurrent_insert",(char*) &myisam_concurrent_insert, SHOW_MY_BOOL},
|
|
{"datadir", mysql_real_data_home,SHOW_CHAR},
|
|
{"delay_key_write",(char*) &myisam_delay_key_write, SHOW_MY_BOOL},
|
|
{"delayed_insert_limit",(char*) &delayed_insert_limit,SHOW_LONG},
|
|
{"delayed_insert_timeout",(char*) &delayed_insert_timeout,SHOW_LONG},
|
|
{"delayed_queue_size", (char*) &delayed_queue_size,SHOW_LONG},
|
|
{"join_buffer_size", (char*) &join_buff_size, SHOW_LONG},
|
|
{"flush", (char*) &myisam_flush, SHOW_MY_BOOL},
|
|
{"flush_time",(char*) &flush_time, SHOW_LONG},
|
|
{"init_file", (char*) &opt_init_file, SHOW_CHAR_PTR},
|
|
{"interactive_timeout", (char*) &net_interactive_timeout, SHOW_LONG},
|
|
{"key_buffer_size", (char*) &keybuff_size, SHOW_LONG},
|
|
{"language", language, SHOW_CHAR},
|
|
{"log", (char*) &opt_log, SHOW_BOOL},
|
|
{"log_update",(char*) &opt_update_log,SHOW_BOOL},
|
|
{"log_bin",(char*) &opt_bin_log,SHOW_BOOL},
|
|
{"log_slave_updates",(char*) &opt_log_slave_updates,SHOW_BOOL},
|
|
{"long_query_time", (char*) &long_query_time, SHOW_LONG},
|
|
{"low_priority_updates", (char*) &low_priority_updates, SHOW_BOOL},
|
|
{"lower_case_table_names", (char*) &lower_case_table_names, SHOW_LONG},
|
|
{"max_allowed_packet", (char*) &max_allowed_packet, SHOW_LONG},
|
|
{"max_connections", (char*) &max_connections, SHOW_LONG},
|
|
{"max_connect_errors", (char*) &max_connect_errors, SHOW_LONG},
|
|
{"max_delayed_threads", (char*) &max_insert_delayed_threads, SHOW_LONG},
|
|
{"max_heap_table_size", (char*) &max_heap_table_size,SHOW_LONG},
|
|
{"max_join_size", (char*) &max_join_size, SHOW_LONG},
|
|
{"max_sort_length", (char*) &max_item_sort_length,SHOW_LONG},
|
|
{"max_tmp_tables", (char*) &max_tmp_tables,SHOW_LONG},
|
|
{"max_write_lock_count",(char*) &max_write_lock_count,SHOW_LONG},
|
|
{"myisam_sort_buffer_size", (char*) &myisam_sort_buffer_size,SHOW_LONG},
|
|
{"net_buffer_length", (char*) &net_buffer_length, SHOW_LONG},
|
|
{"net_retry_count", (char*) &mysqld_net_retry_count, SHOW_LONG},
|
|
{"pid_file", (char*) pidfile_name, SHOW_CHAR},
|
|
{"port", (char*) &mysql_port, SHOW_INT},
|
|
{"protocol_version", (char*) &protocol_version, SHOW_INT},
|
|
{"record_buffer", (char*) &my_default_record_cache_size,SHOW_LONG},
|
|
{"skip_locking", (char*) &my_disable_locking, SHOW_MY_BOOL},
|
|
{"skip_networking", (char*) &opt_disable_networking, SHOW_BOOL},
|
|
{"skip_show_database", (char*) &opt_skip_show_db, SHOW_BOOL},
|
|
{"slow_launch_time", (char*) &slow_launch_time, SHOW_LONG},
|
|
{"socket", (char*) &mysql_unix_port, SHOW_CHAR_PTR},
|
|
{"sort_buffer", (char*) &sortbuff_size,SHOW_LONG},
|
|
{"table_cache", (char*) &table_cache_size,SHOW_LONG},
|
|
{"table_type", (char*) (&default_table_type_name), SHOW_CHAR_PTR},
|
|
#ifdef HAVE_THR_SETCONCURRENCY
|
|
{"thread_concurrency", (char*) &concurrency, SHOW_LONG},
|
|
#endif
|
|
{"thread_stack", (char*) &thread_stack,SHOW_LONG},
|
|
{"thread_cache_size", (char*) &thread_cache_size,SHOW_LONG},
|
|
#ifdef HAVE_TZNAME
|
|
{"timezone", time_zone, SHOW_CHAR},
|
|
#endif
|
|
{"tmp_table_size", (char*) &tmp_table_size,SHOW_LONG},
|
|
{"tmpdir", (char*) &mysql_tmpdir,SHOW_CHAR_PTR},
|
|
{"version", server_version, SHOW_CHAR},
|
|
{"wait_timeout",(char*) &net_wait_timeout,SHOW_LONG},
|
|
{NullS,NullS,SHOW_LONG}
|
|
};
|
|
|
|
struct show_var_st status_vars[]= {
|
|
{"Aborted_clients", (char*) &aborted_threads, SHOW_LONG},
|
|
{"Aborted_connects", (char*) &aborted_connects, SHOW_LONG},
|
|
{"Bytes_received", (char*) &bytes_received, SHOW_LONG},
|
|
{"Bytes_sent", (char*) &bytes_sent, SHOW_LONG},
|
|
{"Connections", (char*) &thread_id, SHOW_LONG_CONST},
|
|
{"Created_tmp_tables",(char*) &created_tmp_tables, SHOW_LONG},
|
|
{"Delayed_insert_threads", (char*) &delayed_insert_threads, SHOW_LONG},
|
|
{"Delayed_writes", (char*) &delayed_insert_writes, SHOW_LONG},
|
|
{"Delayed_errors", (char*) &delayed_insert_errors, SHOW_LONG},
|
|
{"Flush_commands", (char*) &refresh_version, SHOW_LONG_CONST},
|
|
{"Handler_delete", (char*) &ha_delete_count, SHOW_LONG},
|
|
{"Handler_read_first",(char*) &ha_read_first_count, SHOW_LONG},
|
|
{"Handler_read_key", (char*) &ha_read_key_count, SHOW_LONG},
|
|
{"Handler_read_next", (char*) &ha_read_next_count, SHOW_LONG},
|
|
{"Handler_read_prev", (char*) &ha_read_prev_count, SHOW_LONG},
|
|
{"Handler_read_rnd", (char*) &ha_read_rnd_count, SHOW_LONG},
|
|
{"Handler_read_rnd_next", (char*) &ha_read_rnd_next_count, SHOW_LONG},
|
|
{"Handler_update", (char*) &ha_update_count, SHOW_LONG},
|
|
{"Handler_write", (char*) &ha_write_count, SHOW_LONG},
|
|
{"Key_blocks_used", (char*) &_my_blocks_used, SHOW_LONG_CONST},
|
|
{"Key_read_requests", (char*) &_my_cache_r_requests, SHOW_LONG},
|
|
{"Key_reads", (char*) &_my_cache_read, SHOW_LONG},
|
|
{"Key_write_requests",(char*) &_my_cache_w_requests, SHOW_LONG},
|
|
{"Key_writes", (char*) &_my_cache_write, SHOW_LONG},
|
|
{"Max_used_connections", (char*) &max_used_connections, SHOW_LONG},
|
|
{"Not_flushed_key_blocks", (char*) &_my_blocks_changed, SHOW_LONG_CONST},
|
|
{"Not_flushed_delayed_rows", (char*) &delayed_rows_in_use, SHOW_LONG_CONST},
|
|
{"Open_tables", (char*) 0, SHOW_OPENTABLES},
|
|
{"Open_files", (char*) &my_file_opened, SHOW_INT_CONST},
|
|
{"Open_streams", (char*) &my_stream_opened, SHOW_INT_CONST},
|
|
{"Opened_tables", (char*) &opened_tables, SHOW_LONG},
|
|
{"Questions", (char*) 0, SHOW_QUESTION},
|
|
{"Slow_launch_threads", (char*) &slow_launch_threads, SHOW_LONG},
|
|
{"Slow_queries", (char*) &long_query_count, SHOW_LONG},
|
|
{"Slave_running", (char*) &slave_running, SHOW_BOOL},
|
|
{"Threads_cached", (char*) &cached_thread_count, SHOW_LONG_CONST},
|
|
{"Threads_connected", (char*) &thread_count, SHOW_INT_CONST},
|
|
{"Threads_running", (char*) &thread_running, SHOW_INT_CONST},
|
|
{"Uptime", (char*) 0, SHOW_STARTTIME},
|
|
{NullS,NullS,SHOW_LONG}
|
|
};
|
|
|
|
static void print_version(void)
|
|
{
|
|
printf("%s Ver %s for %s on %s\n",my_progname,
|
|
server_version,SYSTEM_TYPE,MACHINE_TYPE);
|
|
}
|
|
|
|
static void usage(void)
|
|
{
|
|
print_version();
|
|
puts("Copyright (C) 2000 MySQL AB & MySQL Finland AB, by Monty and others");
|
|
puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,\nand you are welcome to modify and redistribute it under the GPL license\n");
|
|
puts("Starts the MySQL server\n");
|
|
|
|
printf("Usage: %s [OPTIONS]\n", my_progname);
|
|
puts("\n\
|
|
--ansi Use ANSI SQL syntax instead of MySQL syntax\n\
|
|
-b, --basedir=path Path to installation directory. All paths are\n\
|
|
usually resolved relative to this\n\
|
|
--big-tables Allow big result sets by saving all temporary sets\n\
|
|
on file (Solves most 'table full' errors)\n\
|
|
--bind-address=IP Ip address to bind to\n\
|
|
--bootstrap Used by mysql installation scripts\n\
|
|
--character-sets-dir=...\n\
|
|
Directory where character sets are\n\
|
|
--chroot=path Chroot mysqld daemon during startup\n\
|
|
-h, --datadir=path Path to the database root");
|
|
#ifndef DBUG_OFF
|
|
printf("\
|
|
-#, --debug[=...] Debug log. Default is '%s'\n",default_dbug_option);
|
|
#endif
|
|
puts("\
|
|
--default-character-set=charset\n\
|
|
Set the default character set\n\
|
|
--default-table-type=type\n\
|
|
Set the default table type for tables\n\
|
|
--delay-key-write-for-all-tables\n\
|
|
Don't flush key buffers between writes for any MyISAM\n\
|
|
table\n\
|
|
--enable-locking Enable system locking\n\
|
|
-T, --exit-info Print some debug info at exit\n\
|
|
--flush Flush tables to disk between SQL commands\n\
|
|
-?, --help Display this help and exit\n\
|
|
--init-file=file Read SQL commands from this file at startup\n\
|
|
-L, --language=... Client error messages in given language. May be\n\
|
|
given as a full path\n\
|
|
-l, --log[=file] Log connections and queries to file\n\
|
|
--log-bin[=file] Log queries in new binary format (for replication)\n\
|
|
--log-bin-index=file File that holds the names for last binary log files\n\
|
|
--log-update[=file] Log updates to file.# where # is a unique number\n\
|
|
if not given.\n\
|
|
--log-isam[=file] Log all isam changes to file\n\
|
|
--log-long-format Log some extra information to update log\n\
|
|
--low-priority-updates INSERT/DELETE/UPDATE has lower priority than selects\n\
|
|
--pid-file=path Pid file used by safe_mysqld\n\
|
|
-P, --port=... Port number to use for connection\n\
|
|
-n, --new Use very new possible 'unsafe' functions\n\
|
|
-o, --old-protocol Use the old (3.20) protocol\n\
|
|
--one-thread Only use one thread (for debugging under Linux)\n\
|
|
-O, --set-variable var=option\n\
|
|
Give a variable an value. --help lists variables\n\
|
|
-Sg, --skip-grant-tables\n\
|
|
Start without grant tables. This gives all users\n\
|
|
FULL ACCESS to all tables!\n\
|
|
--safe-mode Skip some optimize stages (for testing)\n\
|
|
--skip-delay-key-write\n\
|
|
Ignore the delay_key_write option for all tables\n\
|
|
--skip-locking Don't use system locking. To use isamchk one has\n\
|
|
to shut down the server.\n\
|
|
--skip-name-resolve Don't resolve hostnames.\n\
|
|
All hostnames are IP's or 'localhost'\n\
|
|
--skip-networking Don't allow connection with TCP/IP.\n\
|
|
--skip-new Don't use new, possible wrong routines.\n\
|
|
--skip-host-cache Don't cache host names\n");
|
|
/* We have to break the string here because of VC++ limits */
|
|
puts("\
|
|
--skip-show-database Don't allow 'SHOW DATABASE' commands\n\
|
|
--skip-thread-priority\n\
|
|
Don't give threads different priorities.\n\
|
|
--socket=... Socket file to use for connection\n\
|
|
-t, --tmpdir=path Path for temporary files\n\
|
|
-u, --user=user_name Run mysqld daemon as user\n\
|
|
-V, --version output version information and exit");
|
|
#ifdef __WIN__
|
|
puts("NT and Win32 specific options:\n\
|
|
--console Don't remove the console window\n\
|
|
--install Install mysqld as a service (NT)\n\
|
|
--remove Remove mysqld from the service list (NT)\n\
|
|
--standalone Dummy option to start as a standalone program (NT)\n\
|
|
");
|
|
#endif
|
|
#ifdef HAVE_BERKELEY_DB
|
|
puts("\
|
|
--bdb-home= directory Berkeley home direcory\n\
|
|
--bdb-lock-detect=# Berkeley lock detect\n\
|
|
(DEFAULT, OLDEST, RANDOM or YOUNGEST, # sec)\n\
|
|
--bdb-logdir=directory Berkeley DB log file directory\n\
|
|
--bdb-nosync Don't synchronously flush logs\n\
|
|
--bdb-recover Start Berkeley DB in recover mode\n\
|
|
--bdb-tmpdir=directory Berkeley DB tempfile name\n\
|
|
--skip-bdb Don't use berkeley db (will save memory)\n\
|
|
");
|
|
#endif
|
|
print_defaults("my",load_default_groups);
|
|
puts("");
|
|
|
|
#include "sslopt-usage.h"
|
|
|
|
fix_paths();
|
|
set_ports();
|
|
printf("\
|
|
To see what values a running MySQL server is using, type\n\
|
|
'mysqladmin variables' instead of 'mysqld --help'.\n\
|
|
The default values (after parsing the command line arguments) are:\n\n");
|
|
|
|
printf("basedir: %s\n",mysql_home);
|
|
printf("datadir: %s\n",mysql_real_data_home);
|
|
printf("tmpdir: %s\n",mysql_tmpdir);
|
|
printf("language: %s\n",language);
|
|
printf("pid file: %s\n",pidfile_name);
|
|
if (opt_logname)
|
|
printf("logfile: %s\n",opt_logname);
|
|
if (opt_update_logname)
|
|
printf("update log: %s\n",opt_update_logname);
|
|
if (opt_bin_logname)
|
|
{
|
|
printf("binary log: %s\n",opt_bin_logname);
|
|
printf("binary log index: %s\n",opt_binlog_index_name);
|
|
}
|
|
if (opt_slow_logname)
|
|
printf("update log: %s\n",opt_slow_logname);
|
|
printf("TCP port: %d\n",mysql_port);
|
|
#if defined(HAVE_SYS_UN_H) && !defined(HAVE_mit_thread)
|
|
printf("Unix socket: %s\n",mysql_unix_port);
|
|
#endif
|
|
if (my_disable_locking)
|
|
puts("\nsystem locking is not in use");
|
|
if (opt_noacl)
|
|
puts("\nGrant tables are not used. All users have full access rights");
|
|
printf("\nPossible variables for option --set-variable (-O) are:\n");
|
|
for (uint i=0 ; changeable_vars[i].name ; i++)
|
|
printf("%-20s current value: %lu\n",
|
|
changeable_vars[i].name,
|
|
(ulong) *changeable_vars[i].varptr);
|
|
}
|
|
|
|
|
|
static void set_options(void)
|
|
{
|
|
set_all_changeable_vars( changeable_vars );
|
|
#if !defined( my_pthread_setprio ) && !defined( HAVE_PTHREAD_SETSCHEDPARAM )
|
|
opt_specialflag |= SPECIAL_NO_PRIOR;
|
|
#endif
|
|
|
|
(void) strmov( default_charset, MYSQL_CHARSET);
|
|
(void) strmov( language, LANGUAGE);
|
|
(void) strmov( mysql_real_data_home, get_relative_path(DATADIR));
|
|
#ifdef __WIN__
|
|
/* Allow Win32 users to move MySQL anywhere */
|
|
{
|
|
char prg_dev[LIBLEN];
|
|
my_path(prg_dev,my_progname,"mysql/bin");
|
|
strcat(prg_dev,"/../"); // Remove 'bin' to get base dir
|
|
cleanup_dirname(mysql_home,prg_dev);
|
|
}
|
|
#else
|
|
const char *tmpenv;
|
|
if ( !(tmpenv = getenv("MY_BASEDIR_VERSION")))
|
|
tmpenv = DEFAULT_MYSQL_HOME;
|
|
(void) strmov( mysql_home, tmpenv );
|
|
#endif
|
|
|
|
#if defined( HAVE_mit_thread ) || defined( __WIN__ ) || defined( HAVE_LINUXTHREADS )
|
|
my_disable_locking = 1;
|
|
#endif
|
|
my_bind_addr = htonl( INADDR_ANY );
|
|
}
|
|
|
|
/* Initiates DEBUG - but no debugging here ! */
|
|
|
|
static void get_options(int argc,char **argv)
|
|
{
|
|
int c,option_index=0;
|
|
|
|
myisam_delay_key_write=1; // Allow use of this
|
|
while ((c=getopt_long(argc,argv,"ab:C:h:#::T::?l::L:O:P:sS::t:u:noVvI?",
|
|
long_options, &option_index)) != EOF)
|
|
{
|
|
switch(c) {
|
|
#ifndef DBUG_OFF
|
|
case '#':
|
|
DBUG_PUSH(optarg ? optarg : default_dbug_option);
|
|
opt_endinfo=1; /* unireg: memory allocation */
|
|
break;
|
|
#endif
|
|
case 'a':
|
|
opt_ansi_mode=1;
|
|
thd_startup_options|=OPTION_ANSI_MODE;
|
|
break;
|
|
case 'b':
|
|
strmov(mysql_home,optarg);
|
|
break;
|
|
case 'l':
|
|
opt_log=1;
|
|
opt_logname=optarg; // Use hostname.log if null
|
|
break;
|
|
case 'h':
|
|
strmov(mysql_real_data_home,optarg);
|
|
break;
|
|
case 'L':
|
|
strmov(language,optarg);
|
|
break;
|
|
case 'n':
|
|
opt_specialflag|= SPECIAL_NEW_FUNC;
|
|
break;
|
|
case 'o':
|
|
protocol_version=PROTOCOL_VERSION-1;
|
|
break;
|
|
case 'O':
|
|
if (set_changeable_var(optarg, changeable_vars))
|
|
{
|
|
usage();
|
|
exit(1);
|
|
}
|
|
break;
|
|
case 'P':
|
|
mysql_port= (unsigned int) atoi(optarg);
|
|
break;
|
|
case OPT_SOCKET:
|
|
mysql_unix_port= optarg;
|
|
break;
|
|
case 'r':
|
|
mysqld_chroot=optarg;
|
|
break;
|
|
#ifdef USE_SYMDIR
|
|
case 's':
|
|
my_use_symdir=1; /* Use internal symbolic links */
|
|
break;
|
|
#endif
|
|
case 't':
|
|
mysql_tmpdir=optarg;
|
|
break;
|
|
case 'u':
|
|
mysqld_user=optarg;
|
|
break;
|
|
case 'v':
|
|
case 'V':
|
|
print_version();
|
|
exit(0);
|
|
case 'I':
|
|
case '?':
|
|
usage();
|
|
exit(0);
|
|
case 'T':
|
|
test_flags= optarg ? (uint) atoi(optarg) : (uint) ~0;
|
|
opt_endinfo=1;
|
|
break;
|
|
case 'S':
|
|
if (!optarg)
|
|
opt_specialflag|= SPECIAL_NO_NEW_FUNC | SPECIAL_SAFE_MODE;
|
|
else if (!strcmp(optarg,"l"))
|
|
my_disable_locking=1;
|
|
else if (!strcmp(optarg,"g"))
|
|
opt_noacl=1;
|
|
else
|
|
{
|
|
usage();
|
|
exit(1);
|
|
}
|
|
break;
|
|
case (int) OPT_BIG_TABLES:
|
|
thd_startup_options|=OPTION_BIG_TABLES;
|
|
break;
|
|
case (int) OPT_ISAM_LOG:
|
|
if (optarg)
|
|
nisam_log_filename=optarg;
|
|
(void) nisam_log(1);
|
|
break;
|
|
case (int) OPT_UPDATE_LOG:
|
|
opt_update_log=1;
|
|
opt_update_logname=optarg; // Use hostname.# if null
|
|
break;
|
|
case (int) OPT_BIN_LOG_INDEX:
|
|
opt_binlog_index_name = optarg;
|
|
break;
|
|
case (int) OPT_BIN_LOG:
|
|
opt_bin_log=1;
|
|
opt_bin_logname=optarg;
|
|
break;
|
|
case (int) OPT_LOG_SLAVE_UPDATES:
|
|
opt_log_slave_updates = 1;
|
|
break;
|
|
|
|
case (int)OPT_REPLICATE_IGNORE_DB:
|
|
{
|
|
i_string *db = new i_string(optarg);
|
|
replicate_ignore_db.push_back(db);
|
|
break;
|
|
}
|
|
case (int)OPT_REPLICATE_DO_DB:
|
|
{
|
|
i_string *db = new i_string(optarg);
|
|
replicate_do_db.push_back(db);
|
|
break;
|
|
}
|
|
|
|
case (int)OPT_BINLOG_IGNORE_DB:
|
|
{
|
|
i_string *db = new i_string(optarg);
|
|
binlog_ignore_db.push_back(db);
|
|
break;
|
|
}
|
|
case (int)OPT_BINLOG_DO_DB:
|
|
{
|
|
i_string *db = new i_string(optarg);
|
|
binlog_do_db.push_back(db);
|
|
break;
|
|
}
|
|
|
|
|
|
case (int) OPT_SQL_BIN_UPDATE_SAME:
|
|
opt_sql_bin_update = 1;
|
|
break;
|
|
case (int) OPT_SLOW_QUERY_LOG:
|
|
opt_slow_log=1;
|
|
opt_slow_logname=optarg;
|
|
break;
|
|
case (int) OPT_SKIP_NEW:
|
|
opt_specialflag|= SPECIAL_NO_NEW_FUNC;
|
|
default_table_type=DB_TYPE_ISAM;
|
|
myisam_delay_key_write=0;
|
|
myisam_concurrent_insert=0;
|
|
break;
|
|
case (int) OPT_SAFE:
|
|
opt_specialflag|= SPECIAL_SAFE_MODE;
|
|
myisam_delay_key_write=0;
|
|
myisam_concurrent_insert=0;
|
|
break;
|
|
case (int) OPT_SKIP_PRIOR:
|
|
opt_specialflag|= SPECIAL_NO_PRIOR;
|
|
break;
|
|
case (int) OPT_SKIP_GRANT:
|
|
opt_noacl=1;
|
|
break;
|
|
case (int) OPT_SKIP_LOCK:
|
|
my_disable_locking=1;
|
|
break;
|
|
case (int) OPT_SKIP_HOST_CACHE:
|
|
opt_specialflag|= SPECIAL_NO_HOST_CACHE;
|
|
break;
|
|
case (int) OPT_ENABLE_LOCK:
|
|
my_disable_locking=0;
|
|
break;
|
|
case (int) OPT_USE_LOCKING:
|
|
my_disable_locking=0;
|
|
break;
|
|
case (int) OPT_SKIP_RESOLVE:
|
|
opt_specialflag|=SPECIAL_NO_RESOLVE;
|
|
break;
|
|
case (int) OPT_LONG_FORMAT:
|
|
opt_specialflag|=SPECIAL_LONG_LOG_FORMAT;
|
|
break;
|
|
case (int) OPT_SKIP_NETWORKING:
|
|
opt_disable_networking=1;
|
|
mysql_port=0;
|
|
break;
|
|
case (int) OPT_SKIP_SHOW_DB:
|
|
opt_skip_show_db=1;
|
|
opt_specialflag|=SPECIAL_SKIP_SHOW_DB;
|
|
mysql_port=0;
|
|
break;
|
|
case (int) OPT_ONE_THREAD:
|
|
test_flags |= TEST_NO_THREADS;
|
|
break;
|
|
case (int) OPT_BIND_ADDRESS:
|
|
if (optarg && isdigit(optarg[0]))
|
|
{
|
|
my_bind_addr = (ulong) inet_addr(optarg);
|
|
}
|
|
else
|
|
{
|
|
struct hostent *ent;
|
|
if (!optarg || !optarg[0])
|
|
ent=gethostbyname(optarg);
|
|
else
|
|
{
|
|
char myhostname[255];
|
|
if (gethostname(myhostname,sizeof(myhostname)) < 0)
|
|
{
|
|
sql_perror("Can't start server: cannot get my own hostname!");
|
|
exit(1);
|
|
}
|
|
ent=gethostbyname(myhostname);
|
|
}
|
|
if (!ent)
|
|
{
|
|
sql_perror("Can't start server: cannot resolve hostname!");
|
|
exit(1);
|
|
}
|
|
my_bind_addr = (ulong) ((in_addr*)ent->h_addr_list[0])->s_addr;
|
|
}
|
|
break;
|
|
case (int) OPT_PID_FILE:
|
|
strmov(pidfile_name,optarg);
|
|
break;
|
|
case (int) OPT_INIT_FILE:
|
|
opt_init_file=optarg;
|
|
break;
|
|
#ifdef __WIN__
|
|
case (int) OPT_STANDALONE: /* Dummy option for NT */
|
|
break;
|
|
case (int) OPT_CONSOLE:
|
|
opt_console=1;
|
|
break;
|
|
#endif
|
|
case (int) OPT_FLUSH:
|
|
nisam_flush=myisam_flush=1;
|
|
flush_time=0; // No auto flush
|
|
break;
|
|
case OPT_LOW_PRIORITY_UPDATES:
|
|
thd_startup_options|=OPTION_LOW_PRIORITY_UPDATES;
|
|
low_priority_updates=1;
|
|
break;
|
|
case OPT_BOOTSTRAP:
|
|
opt_noacl=opt_bootstrap=1;
|
|
break;
|
|
case OPT_TABLE_TYPE:
|
|
{
|
|
int type;
|
|
if ((type=find_type(optarg, &ha_table_typelib, 2)) <= 0)
|
|
{
|
|
fprintf(stderr,"Unknown table type: %s\n",optarg);
|
|
exit(1);
|
|
}
|
|
default_table_type= (enum db_type) type;
|
|
break;
|
|
}
|
|
case OPT_DELAY_KEY_WRITE:
|
|
ha_open_options|=HA_OPEN_DELAY_KEY_WRITE;
|
|
myisam_delay_key_write=1;
|
|
break;
|
|
case OPT_SKIP_DELAY_KEY_WRITE:
|
|
myisam_delay_key_write=0;
|
|
break;
|
|
case 'C':
|
|
strmov(default_charset,optarg);
|
|
break;
|
|
case OPT_CHARSETS_DIR:
|
|
strmov(mysql_charsets_dir, optarg);
|
|
charsets_dir = mysql_charsets_dir;
|
|
break;
|
|
#include "sslopt-case.h"
|
|
#ifdef HAVE_BERKELEY_DB
|
|
case OPT_BDB_LOG:
|
|
berkeley_logdir=optarg;
|
|
break;
|
|
case OPT_BDB_HOME:
|
|
berkeley_home=optarg;
|
|
break;
|
|
case OPT_BDB_NOSYNC:
|
|
berkeley_init_flags|=DB_TXN_NOSYNC;
|
|
break;
|
|
case OPT_BDB_RECOVER:
|
|
berkeley_init_flags|=DB_RECOVER;
|
|
break;
|
|
case OPT_BDB_TMP:
|
|
berkeley_tmpdir=optarg;
|
|
break;
|
|
case OPT_BDB_LOCK:
|
|
{
|
|
int type;
|
|
if ((type=find_type(optarg, &berkeley_lock_typelib, 2)) > 0)
|
|
berkeley_lock_type=berkeley_lock_types[type-1];
|
|
else
|
|
{
|
|
if (test_if_int(optarg,(uint) strlen(optarg)))
|
|
berkeley_lock_scan_time=atoi(optarg);
|
|
else
|
|
{
|
|
fprintf(stderr,"Unknown lock type: %s\n",optarg);
|
|
exit(1);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case OPT_BDB_SKIP:
|
|
berkeley_skip=1;
|
|
break;
|
|
#endif
|
|
case OPT_MASTER_HOST:
|
|
master_host=optarg;
|
|
break;
|
|
case OPT_MASTER_USER:
|
|
master_user=optarg;
|
|
break;
|
|
case OPT_MASTER_PASSWORD:
|
|
master_password=optarg;
|
|
break;
|
|
case OPT_MASTER_INFO_FILE:
|
|
master_info_file=optarg;
|
|
break;
|
|
case OPT_MASTER_PORT:
|
|
master_port= atoi(optarg);
|
|
break;
|
|
case OPT_MASTER_CONNECT_RETRY:
|
|
master_connect_retry= atoi(optarg);
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr,"%s: Unrecognized option: %c\n",my_progname,c);
|
|
usage();
|
|
exit(1);
|
|
}
|
|
}
|
|
// Skipp empty arguments (from shell)
|
|
while (argc != optind && !argv[optind][0])
|
|
optind++;
|
|
if (argc != optind)
|
|
{
|
|
fprintf(stderr,"%s: Too many parameters\n",my_progname);
|
|
usage();
|
|
exit(1);
|
|
}
|
|
fix_paths();
|
|
default_table_type_name=ha_table_typelib.type_names[default_table_type-1];
|
|
}
|
|
|
|
|
|
#ifdef __WIN__
|
|
|
|
#ifndef KEY_SERVICE_PARAMETERS
|
|
#define KEY_SERVICE_PARAMETERS "SYSTEM\\CurrentControlSet\\Services\\MySql\\Parameters"
|
|
#endif
|
|
|
|
#define COPY_KEY_VALUE(value) if (copy_key_value(hParametersKey,&(value),lpszValue)) return 1
|
|
#define CHECK_KEY_TYPE(type,name) if ( type != dwKeyValueType ) { key_type_error(hParametersKey,name); return 1; }
|
|
#define SET_CHANGEABLE_VARVAL(varname) if (set_varval(hParametersKey,varname,szKeyValueName,dwKeyValueType,lpdwValue)) return 1;
|
|
|
|
static void key_type_error(HKEY hParametersKey,const char *szKeyValueName)
|
|
{
|
|
TCHAR szErrorMsg[512];
|
|
RegCloseKey( hParametersKey );
|
|
strxmov(szErrorMsg,TEXT("Value \""),
|
|
szKeyValueName,
|
|
TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS "\" has wrong type\n"),NullS);
|
|
fprintf(stderr, szErrorMsg); /* not unicode compatible */
|
|
}
|
|
|
|
static bool copy_key_value(HKEY hParametersKey, char **var, const char *value)
|
|
{
|
|
if (!(*var=my_strdup(value,MYF(MY_WME))))
|
|
{
|
|
RegCloseKey(hParametersKey);
|
|
fprintf(stderr, "Couldn't allocate memory for registry key value\n");
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static bool set_varval(HKEY hParametersKey,const char *var,
|
|
const char *szKeyValueName, DWORD dwKeyValueType,
|
|
LPDWORD lpdwValue)
|
|
{
|
|
CHECK_KEY_TYPE(dwKeyValueType, szKeyValueName );
|
|
if (set_changeable_varval(var, *lpdwValue, changeable_vars))
|
|
{
|
|
TCHAR szErrorMsg [ 512 ];
|
|
RegCloseKey( hParametersKey );
|
|
strxmov(szErrorMsg,
|
|
TEXT("Value \""),
|
|
szKeyValueName,
|
|
TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS "\" is invalid\n"),NullS);
|
|
fprintf( stderr, szErrorMsg ); /* not unicode compatible */
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int get_service_parameters()
|
|
{
|
|
DWORD dwLastError;
|
|
HKEY hParametersKey;
|
|
DWORD dwIndex;
|
|
TCHAR szKeyValueName [ 256 ];
|
|
DWORD dwKeyValueName;
|
|
DWORD dwKeyValueType;
|
|
BYTE bKeyValueBuffer [ 512 ];
|
|
DWORD dwKeyValueBuffer;
|
|
LPDWORD lpdwValue = (LPDWORD) &bKeyValueBuffer[0];
|
|
LPCTSTR lpszValue = (LPCTSTR) &bKeyValueBuffer[0];
|
|
|
|
/* open parameters of service */
|
|
dwLastError = (DWORD) RegOpenKeyEx( HKEY_LOCAL_MACHINE,
|
|
TEXT(KEY_SERVICE_PARAMETERS), 0,
|
|
KEY_READ, &hParametersKey );
|
|
if ( dwLastError == ERROR_FILE_NOT_FOUND ) /* no parameters available */
|
|
return 0;
|
|
if ( dwLastError != ERROR_SUCCESS )
|
|
{
|
|
fprintf(stderr,"Can't open registry key \"" KEY_SERVICE_PARAMETERS "\" for reading\n" );
|
|
return 1;
|
|
}
|
|
|
|
/* enumerate all values of key */
|
|
dwIndex = 0;
|
|
dwKeyValueName = sizeof( szKeyValueName ) / sizeof( TCHAR );
|
|
dwKeyValueBuffer = sizeof( bKeyValueBuffer );
|
|
while ( (dwLastError = (DWORD) RegEnumValue(hParametersKey, dwIndex,
|
|
szKeyValueName, &dwKeyValueName,
|
|
NULL, &dwKeyValueType,
|
|
&bKeyValueBuffer[0],
|
|
&dwKeyValueBuffer))
|
|
!= ERROR_NO_MORE_ITEMS )
|
|
{
|
|
/* check if error occured */
|
|
if ( dwLastError != ERROR_SUCCESS )
|
|
{
|
|
RegCloseKey( hParametersKey );
|
|
fprintf( stderr, "Can't enumerate values of registry key \"" KEY_SERVICE_PARAMETERS "\"\n" );
|
|
return 1;
|
|
}
|
|
if ( lstrcmp(szKeyValueName, TEXT("BaseDir")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName);
|
|
strmov( mysql_home, lpszValue ); /* not unicode compatible */
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("BindAddress")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName);
|
|
|
|
my_bind_addr = (ulong) inet_addr( lpszValue );
|
|
if ( my_bind_addr == (ulong) INADDR_NONE )
|
|
{
|
|
struct hostent* ent;
|
|
|
|
if ( !(*lpszValue) )
|
|
{
|
|
char szHostName [ 256 ];
|
|
if ( gethostname(szHostName, sizeof(szHostName)) == SOCKET_ERROR )
|
|
{
|
|
RegCloseKey( hParametersKey );
|
|
fprintf( stderr, "Can't get my own hostname\n" );
|
|
return 1;
|
|
}
|
|
ent = gethostbyname( szHostName );
|
|
}
|
|
else ent = gethostbyname( lpszValue );
|
|
if ( !ent )
|
|
{
|
|
RegCloseKey( hParametersKey );
|
|
fprintf( stderr, "Can't resolve hostname!\n" );
|
|
return 1;
|
|
}
|
|
my_bind_addr = (ulong) ((in_addr*)ent->h_addr_list[0])->s_addr;
|
|
}
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("BigTables")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName);
|
|
if ( *lpdwValue )
|
|
thd_startup_options |= OPTION_BIG_TABLES;
|
|
else
|
|
thd_startup_options &= ~((ulong)OPTION_BIG_TABLES);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("DataDir")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
strmov( mysql_real_data_home, lpszValue ); /* not unicode compatible */
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("Locking")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
my_disable_locking = !(*lpdwValue);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("LogFile")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
opt_log = 1;
|
|
COPY_KEY_VALUE( opt_logname );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("UpdateLogFile")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
opt_update_log = 1;
|
|
COPY_KEY_VALUE( opt_update_logname );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("BinaryLogFile")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
opt_bin_log = 1;
|
|
COPY_KEY_VALUE( opt_bin_logname );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("BinaryLogIndexFile")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
opt_bin_log = 1;
|
|
COPY_KEY_VALUE( opt_binlog_index_name );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ISAMLogFile")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
COPY_KEY_VALUE( nisam_log_filename );
|
|
(void) nisam_log( 1 );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("LongLogFormat")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
if ( *lpdwValue )
|
|
opt_specialflag |= SPECIAL_LONG_LOG_FORMAT;
|
|
else
|
|
opt_specialflag &= ~((ulong)SPECIAL_LONG_LOG_FORMAT);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("LowPriorityUpdates")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
if ( *lpdwValue )
|
|
{
|
|
thd_startup_options |= OPTION_LOW_PRIORITY_UPDATES;
|
|
low_priority_updates = 1;
|
|
}
|
|
else
|
|
{
|
|
thd_startup_options &= ~((ulong)OPTION_LOW_PRIORITY_UPDATES);
|
|
low_priority_updates = 0;
|
|
}
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("Port")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
mysql_port = (unsigned int) *lpdwValue;
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("OldProtocol")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
protocol_version = *lpdwValue ? PROTOCOL_VERSION - 1 : PROTOCOL_VERSION;
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("HostnameResolving")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
if ( !*lpdwValue )
|
|
opt_specialflag |= SPECIAL_NO_RESOLVE;
|
|
else
|
|
opt_specialflag &= ~((ulong)SPECIAL_NO_RESOLVE);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("Networking")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
opt_disable_networking = !(*lpdwValue);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ShowDatabase")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
opt_disable_networking = !(*lpdwValue);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("HostnameCaching")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
if ( !*lpdwValue )
|
|
opt_specialflag |= SPECIAL_NO_HOST_CACHE;
|
|
else
|
|
opt_specialflag &= ~((ulong)SPECIAL_NO_HOST_CACHE);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ThreadPriority")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
if ( !(*lpdwValue) )
|
|
opt_specialflag |= SPECIAL_NO_PRIOR;
|
|
else
|
|
opt_specialflag &= ~((ulong)SPECIAL_NO_PRIOR);
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("NamedPipe")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
COPY_KEY_VALUE( mysql_unix_port );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("TempDir")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
|
|
COPY_KEY_VALUE( mysql_tmpdir );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("FlushTables")) == 0 )
|
|
{
|
|
CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
|
|
nisam_flush = myisam_flush= *lpdwValue ? 1 : 0;
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("BackLog")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "back_log" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ConnectTimeout")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "connect_timeout" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("JoinBufferSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "join_buffer" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("KeyBufferSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "key_buffer" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("LongQueryTime")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "long_query_time" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxAllowedPacket")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_allowed_packet" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxConnections")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_connections" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxConnectErrors")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_connect_errors" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxInsertDelayedThreads")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_delayed_threads" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxJoinSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_join_size" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxSortLength")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_sort_length" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("NetBufferLength")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "net_buffer_length" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("RecordBufferSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "record_buffer" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("SortBufferSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "sort_buffer" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("TableCacheSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "table_cache" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("TmpTableSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "tmp_table_size" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ThreadStackSize")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "thread_stack" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("WaitTimeout")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "wait_timeout" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("DelayedInsertTimeout"))
|
|
== 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "delayed_insert_timeout" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("DelayedInsertLimit")) ==
|
|
0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "delayed_insert_limit" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("DelayedQueueSize")) == 0
|
|
)
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "delayed_queue_size" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("FlushTime")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "flush_time" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("InteractiveTimeout")) ==
|
|
0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "interactive_timeout" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("LowerCaseTableNames"))
|
|
== 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "lower_case_table_names" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxHeapTableSize")) == 0
|
|
)
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_heap_table_size" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxTmpTables")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_tmp_tables" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("MaxWriteLockCount")) ==
|
|
0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "max_write_lock_count" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("NetRetryCount")) == 0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "net_retry_count" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("QueryBufferSize")) == 0
|
|
)
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "query_buffer_size" );
|
|
}
|
|
else if ( lstrcmp(szKeyValueName, TEXT("ThreadConcurrency")) ==
|
|
0 )
|
|
{
|
|
SET_CHANGEABLE_VARVAL( "thread_concurrency" );
|
|
}
|
|
else
|
|
{
|
|
TCHAR szErrorMsg [ 512 ];
|
|
RegCloseKey( hParametersKey );
|
|
lstrcpy( szErrorMsg, TEXT("Value \"") );
|
|
lstrcat( szErrorMsg, szKeyValueName );
|
|
lstrcat( szErrorMsg, TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS "\" is not defined by MySQL\n") );
|
|
fprintf( stderr, szErrorMsg ); /* not unicode compatible */
|
|
return 1;
|
|
}
|
|
|
|
dwIndex++;
|
|
dwKeyValueName = sizeof( szKeyValueName ) / sizeof( TCHAR );
|
|
dwKeyValueBuffer = sizeof( bKeyValueBuffer );
|
|
}
|
|
RegCloseKey( hParametersKey );
|
|
|
|
/* paths are fixed by method get_options() */
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
|
|
static char *get_relative_path(const char *path)
|
|
{
|
|
if (test_if_hard_path(path) &&
|
|
is_prefix(path,DEFAULT_MYSQL_HOME) &&
|
|
strcmp(DEFAULT_MYSQL_HOME,FN_ROOTDIR))
|
|
{
|
|
path+=(uint) strlen(DEFAULT_MYSQL_HOME);
|
|
while (*path == FN_LIBCHAR)
|
|
path++;
|
|
}
|
|
return (char*) path;
|
|
}
|
|
|
|
|
|
static void fix_paths(void)
|
|
{
|
|
(void) fn_format(mysql_home,mysql_home,"","",16); // Remove symlinks
|
|
convert_dirname(mysql_home);
|
|
convert_dirname(mysql_real_data_home);
|
|
convert_dirname(language);
|
|
(void) my_load_path(mysql_home,mysql_home,""); // Resolve current dir
|
|
(void) my_load_path(mysql_real_data_home,mysql_real_data_home,mysql_home);
|
|
(void) my_load_path(pidfile_name,pidfile_name,mysql_real_data_home);
|
|
|
|
char buff[FN_REFLEN],*sharedir=get_relative_path(SHAREDIR);
|
|
if (test_if_hard_path(sharedir))
|
|
strmov(buff,sharedir); /* purecov: tested */
|
|
else
|
|
strxmov(buff,mysql_home,sharedir,NullS);
|
|
convert_dirname(buff);
|
|
(void) my_load_path(language,language,buff);
|
|
|
|
/* If --character-sets-dir isn't given, use shared library dir */
|
|
if (charsets_dir != mysql_charsets_dir)
|
|
{
|
|
strmov(strmov(mysql_charsets_dir,buff),CHARSET_DIR);
|
|
charsets_dir=mysql_charsets_dir;
|
|
}
|
|
|
|
/* Add '/' to TMPDIR if needed */
|
|
char *tmp= (char*) my_malloc(FN_REFLEN,MYF(MY_FAE));
|
|
if (tmp)
|
|
{
|
|
strmov(tmp,mysql_tmpdir);
|
|
mysql_tmpdir=tmp;
|
|
convert_dirname(mysql_tmpdir);
|
|
mysql_tmpdir=(char*) my_realloc(mysql_tmpdir,(uint) strlen(mysql_tmpdir)+1,
|
|
MYF(MY_HOLD_ON_ERROR));
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef SET_RLIMIT_NOFILE
|
|
static uint set_maximum_open_files(uint max_file_limit)
|
|
{
|
|
struct rlimit rlimit;
|
|
ulong old_cur;
|
|
|
|
if (!getrlimit(RLIMIT_NOFILE,&rlimit))
|
|
{
|
|
old_cur=rlimit.rlim_cur;
|
|
if (rlimit.rlim_cur >= max_file_limit) // Nothing to do
|
|
return rlimit.rlim_cur; /* purecov: inspected */
|
|
rlimit.rlim_cur=rlimit.rlim_max=max_file_limit;
|
|
if (setrlimit(RLIMIT_NOFILE,&rlimit))
|
|
{
|
|
sql_print_error("Warning: setrlimit couldn't increase number of open files to more than %ld",
|
|
old_cur); /* purecov: inspected */
|
|
max_file_limit=old_cur;
|
|
}
|
|
else
|
|
{
|
|
(void) getrlimit(RLIMIT_NOFILE,&rlimit);
|
|
if ((uint) rlimit.rlim_cur != max_file_limit)
|
|
sql_print_error("Warning: setrlimit returned ok, but didn't change limits. Max open files is %ld",
|
|
(ulong) rlimit.rlim_cur); /* purecov: inspected */
|
|
max_file_limit=rlimit.rlim_cur;
|
|
}
|
|
}
|
|
return max_file_limit;
|
|
}
|
|
#endif
|
|
|
|
|
|
/*****************************************************************************
|
|
** Instantiate templates
|
|
*****************************************************************************/
|
|
|
|
#ifdef __GNUC__
|
|
/* Used templates */
|
|
template class I_List<THD>;
|
|
template class I_List_iterator<THD>;
|
|
template class I_List<i_string>;
|
|
#endif
|