~drizzle-trunk/drizzle/development : revision 575

234

static uint32_t wake_thread;

235

static uint32_t killed_threads, thread_created;

236

static uint32_t max_used_connections;

237

static char *mysqld_user, *mysqld_chroot, *log_error_file_ptr;

237

static char *drizzled_user, *drizzled_chroot, *log_error_file_ptr;

238

static char *opt_init_slave, *language_ptr, *opt_init_connect;

239

static char *default_character_set_name;

240

static char *character_set_filesystem_name;

297

#ifdef HAVE_INITGROUPS

298

static bool calling_initgroups= false; /**< Used in SIGSEGV handler. */

299

#endif

300

uint32_t mysqld_port, test_flags, select_errors, dropping_tables, ha_open_options;

301

uint32_t mysqld_port_timeout;

300

uint32_t drizzled_port, test_flags, select_errors, dropping_tables, ha_open_options;

301

uint32_t drizzled_port_timeout;

302

uint32_t delay_key_write_options, protocol_version;

303

uint32_t lower_case_table_names= 1;

304

uint32_t tc_heuristic_recover= 0;

471

static uint32_t opt_myisam_block_size;

472

static char *opt_binlog_index_name;

473

static char *opt_tc_heuristic_recover;

474

static char *mysql_home_ptr, *pidfile_name_ptr;

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static char *drizzle_home_ptr, *pidfile_name_ptr;

475

static int defaults_argc;

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static char **defaults_argv;

477

static char *opt_bin_logname;

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/* Function declarations */

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pthread_handler_t signal_hand(void *arg);

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static void mysql_init_variables(void);

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static void drizzle_init_variables(void);

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static void get_options(int *argc,char **argv);

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extern "C" bool mysqld_get_one_option(int, const struct my_option *, char *);

503

static void set_server_version(void);

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static void clean_up_mutexes(void);

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static void wait_for_signal_thread_to_end(void);

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static void create_pid_file();

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static void mysqld_exit(int exit_code) __attribute__((noreturn));

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static void drizzled_exit(int exit_code) __attribute__((noreturn));

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/****************************************************************************

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** Code to end mysqld

797

else if (opt_help)

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usage();

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clean_up(!opt_help && (exit_code)); /* purecov: inspected */

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mysqld_exit(exit_code);

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drizzled_exit(exit_code);

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}

802

803

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static void mysqld_exit(int exit_code)

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static void drizzled_exit(int exit_code)

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{

806

wait_for_signal_thread_to_end();

807

clean_up_mutexes();

932

static void set_ports()

933

{

934

char *env;

935

if (!mysqld_port)

935

if (!drizzled_port)

936

{ // Get port if not from commandline

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mysqld_port= DRIZZLE_PORT;

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drizzled_port= DRIZZLE_PORT;

938

939

/*

940

if builder specifically requested a default port, use that

948

949

struct servent *serv_ptr;

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if ((serv_ptr= getservbyname("drizzle", "tcp")))

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mysqld_port= ntohs((u_short) serv_ptr->s_port); /* purecov: inspected */

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drizzled_port= ntohs((u_short) serv_ptr->s_port); /* purecov: inspected */

952

953

if ((env = getenv("DRIZZLE_TCP_PORT")))

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mysqld_port= (uint) atoi(env); /* purecov: inspected */

954

drizzled_port= (uint) atoi(env); /* purecov: inspected */

955

956

assert(mysqld_port);

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assert(drizzled_port);

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}

958

}

959

1100

hints.ai_flags= AI_PASSIVE;

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hints.ai_socktype= SOCK_STREAM;

1102

1103

snprintf(port_buf, NI_MAXSERV, "%d", mysqld_port);

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snprintf(port_buf, NI_MAXSERV, "%d", drizzled_port);

1104

error= getaddrinfo(my_bind_addr_str, port_buf, &hints, &ai);

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if (error != 0)

1106

{

1173

on busy Linux systems. Retry to bind the address at these intervals:

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Sleep intervals: 1, 2, 4, 6, 9, 13, 17, 22, ...

1175

Retry at second: 1, 3, 7, 13, 22, 35, 52, 74, ...

1176

Limit the sequence by mysqld_port_timeout (set --port-open-timeout=#).

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Limit the sequence by drizzled_port_timeout (set --port-open-timeout=#).

1177

*/

1178

for (waited= 0, retry= 1; ; retry++, waited+= this_wait)

1179

{

1180

if (((ret= bind(ip_sock, next->ai_addr, next->ai_addrlen)) >= 0 ) ||

1181

(errno != EADDRINUSE) ||

1182

(waited >= mysqld_port_timeout))

1182

(waited >= drizzled_port_timeout))

1183

break;

1184

sql_print_information(_("Retrying bind on TCP/IP port %u"), mysqld_port);

1184

sql_print_information(_("Retrying bind on TCP/IP port %u"), drizzled_port);

1185

this_wait= retry * retry / 3 + 1;

1186

sleep(this_wait);

1187

}

1189

{

1190

sql_perror(_("Can't start server: Bind on TCP/IP port"));

1191

sql_print_error(_("Do you already have another drizzled server running "

1192

"on port: %d ?"),mysqld_port);

1192

"on port: %d ?"),drizzled_port);

1193

unireg_abort(1);

1194

}

1195

if (listen(ip_sock,(int) back_log) < 0)

1908

1909

if (init_thread_environment())

1910

return 1;

1911

mysql_init_variables();

1911

drizzle_init_variables();

1912

1913

#ifdef HAVE_TZNAME

1914

{

2411

locked_in_memory= 0;

2412

}

2413

if (user_info)

2414

set_user(mysqld_user, user_info);

2414

set_user(drizzled_user, user_info);

2415

}

2416

else

2417

#endif

2498

mysql_data_home[1]=0;

2499

mysql_data_home_len= 2;

2500

2501

if ((user_info= check_user(mysqld_user)))

2501

if ((user_info= check_user(drizzled_user)))

2502

{

2503

#if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT)

2504

if (locked_in_memory) // getuid() == 0 here

2505

set_effective_user(user_info);

2506

else

2507

#endif

2508

set_user(mysqld_user, user_info);

2508

set_user(drizzled_user, user_info);

2509

}

2510

2511

if (opt_bin_log && !server_id)

2561

}

2562

2563

sql_print_information(_(ER(ER_STARTUP)),my_progname,server_version,

2564

"", mysqld_port, COMPILATION_COMMENT);

2564

"", drizzled_port, COMPILATION_COMMENT);

2565

2566

2567

handle_connections_sockets();

2587

(void) pthread_mutex_unlock(&LOCK_thread_count);

2588

2589

clean_up(1);

2590

mysqld_exit(0);

2590

drizzled_exit(0);

2591

}

2592

2593

2938

{"basedir", 'b',

2939

N_("Path to installation directory. All paths are usually resolved "

2940

"relative to this."),

2941

(char**) &mysql_home_ptr, (char**) &mysql_home_ptr, 0, GET_STR, REQUIRED_ARG,

2941

(char**) &drizzle_home_ptr, (char**) &drizzle_home_ptr, 0, GET_STR, REQUIRED_ARG,

2942

0, 0, 0, 0, 0, 0},

2943

{"bind-address", OPT_BIND_ADDRESS, N_("IP address to bind to."),

2944

(char**) &my_bind_addr_str, (char**) &my_bind_addr_str, 0, GET_STR,

2991

(char**) &charsets_dir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

2992

{"chroot", 'r',

2993

N_("Chroot mysqld daemon during startup."),

2994

(char**) &mysqld_chroot, (char**) &mysqld_chroot, 0, GET_STR, REQUIRED_ARG,

2994

(char**) &drizzled_chroot, (char**) &drizzled_chroot, 0, GET_STR, REQUIRED_ARG,

2995

0, 0, 0, 0, 0, 0},

2996

{"collation-server", OPT_DEFAULT_COLLATION,

2997

N_("Set the default collation."),

3174

N_("Port number to use for connection or 0 for default to, in "

3175

"order of preference, drizzle.cnf, $DRIZZLE_TCP_PORT, "

3176

"built-in default (" STRINGIFY_ARG(DRIZZLE_PORT) ")."),

3177

(char**) &mysqld_port,

3178

(char**) &mysqld_port, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3177

(char**) &drizzled_port,

3178

(char**) &drizzled_port, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3179

{"port-open-timeout", OPT_PORT_OPEN_TIMEOUT,

3180

N_("Maximum time in seconds to wait for the port to become free. "

3181

"(Default: no wait)"),

3182

(char**) &mysqld_port_timeout,

3183

(char**) &mysqld_port_timeout, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3182

(char**) &drizzled_port_timeout,

3183

(char**) &drizzled_port_timeout, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3184

{"relay-log", OPT_RELAY_LOG,

3185

N_("The location and name to use for relay logs."),

3186

(char**) &opt_relay_logname, (char**) &opt_relay_logname, 0,

3349

0, 0, 0, GET_STR, REQUIRED_ARG, 0,

3350

0, 0, 0, 0, 0},

3351

{"user", 'u',

3352

N_("Run mysqld daemon as user."),

3352

N_("Run drizzled daemon as user."),

3353

0, 0, 0, GET_STR, REQUIRED_ARG,

3354

0, 0, 0, 0, 0, 0},

3355

{"version", 'V',

3639

(char**) &opt_plugin_dir_ptr, (char**) &opt_plugin_dir_ptr, 0,

3640

GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3641

{"plugin_load", OPT_PLUGIN_LOAD,

3642

N_("Optional comma separated list of plugins to load, where each plugin is "

3643

"identified by the name of the shared library. "

3644

"[for example: --plugin_load=libmd5udf.so]"),

3642

N_("Optional colon (or semicolon) separated list of plugins to load,"

3643

"where each plugin is identified by the name of the shared library. "

3644

"[for example: --plugin_load=libmd5udf.so:libauth_pam.so]"),

3645

(char**) &opt_plugin_load, (char**) &opt_plugin_load, 0,

3646

GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},

3647

{"preload_buffer_size", OPT_PRELOAD_BUFFER_SIZE,

4078

as these are initialized by my_getopt.

4079

*/

4080

4081

static void mysql_init_variables(void)

4081

static void drizzle_init_variables(void)

4082

{

4083

/* Things reset to zero */

4084

opt_skip_slave_start= opt_reckless_slave = 0;

4105

specialflag= 0;

4106

binlog_cache_use= binlog_cache_disk_use= 0;

4107

max_used_connections= slow_launch_threads = 0;

4108

mysqld_user= mysqld_chroot= opt_init_file= opt_bin_logname = 0;

4108

drizzled_user= drizzled_chroot= opt_init_file= opt_bin_logname = 0;

4109

opt_mysql_tmpdir= my_bind_addr_str= NULL;

4110

memset(&mysql_tmpdir_list, 0, sizeof(mysql_tmpdir_list));

4111

memset(&global_status_var, 0, sizeof(global_status_var));

4125

slave_exec_mode_options= 0;

4126

slave_exec_mode_options= (uint)

4127

find_bit_type_or_exit(slave_exec_mode_str, &slave_exec_mode_typelib, NULL);

4128

mysql_home_ptr= mysql_home;

4128

drizzle_home_ptr= mysql_home;

4129

pidfile_name_ptr= pidfile_name;

4130

log_error_file_ptr= log_error_file;

4131

language_ptr= language;

4230

mysql_data_home_len= strlen(mysql_data_home);

4231

break;

4232

case 'u':

4233

if (!mysqld_user || !strcmp(mysqld_user, argument))

4234

mysqld_user= argument;

4233

if (!drizzled_user || !strcmp(drizzled_user, argument))

4234

drizzled_user= argument;

4235

else

4236

sql_print_warning(_("Ignoring user change to '%s' because the user was "

4237

"set to '%s' earlier on the command line\n"),

4238

argument, mysqld_user);

4238

argument, drizzled_user);

4239

break;

4240

case 'L':

4241

strmake(language, argument, sizeof(language)-1);

4584

/* Set global slave_exec_mode from its option */

4585

fix_slave_exec_mode(OPT_GLOBAL);

4586

4587

if (mysqld_chroot)

4588

set_root(mysqld_chroot);

4587

if (drizzled_chroot)

4588

set_root(drizzled_chroot);

4589

fix_paths();

4590

4591

/*