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Moved connection_handler to mysql->extension

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This commit is contained in:
Georg Richter
2016-03-29 09:44:03 +02:00
parent bea035a72b
commit 21be8f4eef
7 changed files with 52 additions and 48 deletions
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3
include/ma_common.h
View File

@@ -73,6 +73,9 @@ typedef struct st_connection_handler
struct st_mariadb_net_extension { struct st_mariadb_net_extension {
unsigned char *mbuff, *mbuff_end, *mbuff_pos; unsigned char *mbuff, *mbuff_end, *mbuff_pos;
};
struct st_mariadb_extension {
MA_CONNECTION_HANDLER *conn_hdlr; MA_CONNECTION_HANDLER *conn_hdlr;
}; };

2
include/mysql.h
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@@ -353,7 +353,7 @@ struct st_mysql_options {
void *thd; void *thd;
my_bool *unbuffered_fetch_owner; my_bool *unbuffered_fetch_owner;
char *info_buffer; char *info_buffer;
void *extension; struct st_mariadb_extension *extension;
} MYSQL; } MYSQL;
typedef struct st_mysql_res { typedef struct st_mysql_res {

41
libmariadb/mariadb_lib.c
View File

@@ -140,7 +140,7 @@ struct st_mariadb_methods MARIADB_DEFAULT_METHODS;
#define native_password_plugin_name "mysql_native_password" #define native_password_plugin_name "mysql_native_password"
#define IS_CONNHDLR_ACTIVE(mysql)\ #define IS_CONNHDLR_ACTIVE(mysql)\
(((mysql)->net.extension->conn_hdlr)) (((mysql)->extension->conn_hdlr))
static void end_server(MYSQL *mysql); static void end_server(MYSQL *mysql);
static void mysql_close_memory(MYSQL *mysql); static void mysql_close_memory(MYSQL *mysql);
@@ -182,7 +182,6 @@ void net_get_error(char *buf, size_t buf_len,
} }
} }
/***************************************************************************** /*****************************************************************************
** read a packet from server. Give error message if socket was down ** read a packet from server. Give error message if socket was down
** or packet is an error message ** or packet is an error message
@@ -391,7 +390,7 @@ mthd_my_send_cmd(MYSQL *mysql,enum enum_server_command command, const char *arg,
if (IS_CONNHDLR_ACTIVE(mysql)) if (IS_CONNHDLR_ACTIVE(mysql))
{ {
result= mysql->net.extension->conn_hdlr->plugin->set_connection(mysql, command, arg, length, skipp_check, opt_arg); result= mysql->extension->conn_hdlr->plugin->set_connection(mysql, command, arg, length, skipp_check, opt_arg);
if (result== -1) if (result== -1)
return(result); return(result);
} }
@@ -952,12 +951,10 @@ mysql_init(MYSQL *mysql)
} }
if (!(mysql->net.extension= (struct st_mariadb_net_extension *) if (!(mysql->net.extension= (struct st_mariadb_net_extension *)
calloc(1, sizeof(struct st_mariadb_net_extension)))) calloc(1, sizeof(struct st_mariadb_net_extension))) ||
{ !(mysql->extension= (struct st_mariadb_extension *)
if (mysql->free_me) calloc(1, sizeof(struct st_mariadb_extension))))
free(mysql); goto error;
return 0;
}
mysql->options.report_data_truncation= 1; mysql->options.report_data_truncation= 1;
mysql->options.connect_timeout=CONNECT_TIMEOUT; mysql->options.connect_timeout=CONNECT_TIMEOUT;
mysql->charset= ma_default_charset_info; mysql->charset= ma_default_charset_info;
@@ -974,6 +971,10 @@ mysql_init(MYSQL *mysql)
#endif #endif
mysql->options.reconnect= 0; mysql->options.reconnect= 0;
return mysql; return mysql;
error:
if (mysql->free_me)
free(mysql);
return 0;
} }
int STDCALL int STDCALL
@@ -1109,7 +1110,7 @@ mysql_real_connect(MYSQL *mysql, const char *host, const char *user,
if (!(plugin= (MARIADB_CONNECTION_PLUGIN *)mysql_client_find_plugin(mysql, plugin_name, MARIADB_CLIENT_CONNECTION_PLUGIN))) if (!(plugin= (MARIADB_CONNECTION_PLUGIN *)mysql_client_find_plugin(mysql, plugin_name, MARIADB_CLIENT_CONNECTION_PLUGIN)))
return NULL; return NULL;
if (!(mysql->net.extension->conn_hdlr= (MA_CONNECTION_HANDLER *)calloc(1, sizeof(MA_CONNECTION_HANDLER)))) if (!(mysql->extension->conn_hdlr= (MA_CONNECTION_HANDLER *)calloc(1, sizeof(MA_CONNECTION_HANDLER))))
{ {
SET_CLIENT_ERROR(mysql, CR_OUT_OF_MEMORY, SQLSTATE_UNKNOWN, 0); SET_CLIENT_ERROR(mysql, CR_OUT_OF_MEMORY, SQLSTATE_UNKNOWN, 0);
return NULL; return NULL;
@@ -1118,15 +1119,15 @@ mysql_real_connect(MYSQL *mysql, const char *host, const char *user,
/* save URL for reconnect */ /* save URL for reconnect */
OPT_SET_EXTENDED_VALUE_STR(&mysql->options, url, host); OPT_SET_EXTENDED_VALUE_STR(&mysql->options, url, host);
mysql->net.extension->conn_hdlr->plugin= plugin; mysql->extension->conn_hdlr->plugin= plugin;
if (plugin && plugin->connect) if (plugin && plugin->connect)
{ {
MYSQL *my= plugin->connect(mysql, end, user, passwd, db, port, unix_socket, client_flag); MYSQL *my= plugin->connect(mysql, end, user, passwd, db, port, unix_socket, client_flag);
if (!my) if (!my)
{ {
free(mysql->net.extension->conn_hdlr); free(mysql->extension->conn_hdlr);
mysql->net.extension->conn_hdlr= NULL; mysql->extension->conn_hdlr= NULL;
} }
return my; return my;
} }
@@ -1536,8 +1537,8 @@ my_bool STDCALL mariadb_reconnect(MYSQL *mysql)
/* check if connection handler is active */ /* check if connection handler is active */
if (IS_CONNHDLR_ACTIVE(mysql)) if (IS_CONNHDLR_ACTIVE(mysql))
{ {
if (mysql->net.extension->conn_hdlr->plugin && mysql->net.extension->conn_hdlr->plugin->reconnect) if (mysql->extension->conn_hdlr->plugin && mysql->extension->conn_hdlr->plugin->reconnect)
return(mysql->net.extension->conn_hdlr->plugin->reconnect(mysql)); return(mysql->extension->conn_hdlr->plugin->reconnect(mysql));
} }
if (!mysql->options.reconnect || if (!mysql->options.reconnect ||
@@ -1551,10 +1552,10 @@ my_bool STDCALL mariadb_reconnect(MYSQL *mysql)
mysql_init(&tmp_mysql); mysql_init(&tmp_mysql);
tmp_mysql.options=mysql->options; tmp_mysql.options=mysql->options;
if (mysql->net.extension->conn_hdlr) if (mysql->extension->conn_hdlr)
{ {
tmp_mysql.net.extension->conn_hdlr= mysql->net.extension->conn_hdlr; tmp_mysql.extension->conn_hdlr= mysql->extension->conn_hdlr;
mysql->net.extension->conn_hdlr= 0; mysql->extension->conn_hdlr= 0;
} }
/* don't reread options from configuration files */ /* don't reread options from configuration files */
@@ -1839,9 +1840,9 @@ mysql_close(MYSQL *mysql)
{ {
if (mysql) /* Some simple safety */ if (mysql) /* Some simple safety */
{ {
if (mysql->net.extension->conn_hdlr) if (mysql->extension->conn_hdlr)
{ {
MA_CONNECTION_HANDLER *p= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *p= mysql->extension->conn_hdlr;
p->plugin->close(mysql); p->plugin->close(mysql);
free(p); free(p);
} }

38
plugins/connection/aurora.c
View File

@@ -245,21 +245,21 @@ my_bool aurora_parse_url(const char *url, AURORA *aurora)
int aurora_get_instance_type(MYSQL *mysql) int aurora_get_instance_type(MYSQL *mysql)
{ {
int rc= -1; int rc= -1;
MA_CONNECTION_HANDLER *save_hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *save_hdlr= mysql->extension->conn_hdlr;
char *query= "select variable_value from information_schema.global_variables where variable_name='INNODB_READ_ONLY' AND variable_value='OFF'"; char *query= "select variable_value from information_schema.global_variables where variable_name='INNODB_READ_ONLY' AND variable_value='OFF'";
if (!mysql) if (!mysql)
return -1; return -1;
mysql->net.extension->conn_hdlr= 0; mysql->extension->conn_hdlr= 0;
if (!mariadb_api->mysql_query(mysql, query)) if (!mariadb_api->mysql_query(mysql, query))
{ {
MYSQL_RES *res= mariadb_api->mysql_store_result(mysql); MYSQL_RES *res= mariadb_api->mysql_store_result(mysql);
rc= mariadb_api->mysql_num_rows(res) ? AURORA_PRIMARY : AURORA_REPLICA; rc= mariadb_api->mysql_num_rows(res) ? AURORA_PRIMARY : AURORA_REPLICA;
mariadb_api->mysql_free_result(res); mariadb_api->mysql_free_result(res);
} }
mysql->net.extension->conn_hdlr= save_hdlr; mysql->extension->conn_hdlr= save_hdlr;
return rc; return rc;
} }
/* }}} */ /* }}} */
@@ -280,9 +280,9 @@ int aurora_get_instance_type(MYSQL *mysql)
my_bool aurora_get_primary_id(MYSQL *mysql, AURORA *aurora) my_bool aurora_get_primary_id(MYSQL *mysql, AURORA *aurora)
{ {
my_bool rc= 0; my_bool rc= 0;
MA_CONNECTION_HANDLER *save_hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *save_hdlr= mysql->extension->conn_hdlr;
mysql->net.extension->conn_hdlr= 0; mysql->extension->conn_hdlr= 0;
if (!mariadb_api->mysql_query(mysql, "select server_id from information_schema.replica_host_status " if (!mariadb_api->mysql_query(mysql, "select server_id from information_schema.replica_host_status "
"where session_id = 'MASTER_SESSION_ID'")) "where session_id = 'MASTER_SESSION_ID'"))
{ {
@@ -302,7 +302,7 @@ my_bool aurora_get_primary_id(MYSQL *mysql, AURORA *aurora)
mariadb_api->mysql_free_result(res); mariadb_api->mysql_free_result(res);
} }
} }
mysql->net.extension->conn_hdlr= save_hdlr; mysql->extension->conn_hdlr= save_hdlr;
return rc; return rc;
} }
/* }}} */ /* }}} */
@@ -393,7 +393,7 @@ void aurora_close_internal(MYSQL *mysql)
{ {
if (mysql) if (mysql)
{ {
mysql->net.extension->conn_hdlr= 0; mysql->extension->conn_hdlr= 0;
memset(&mysql->options, 0, sizeof(struct st_mysql_options)); memset(&mysql->options, 0, sizeof(struct st_mysql_options));
mariadb_api->mysql_close(mysql); mariadb_api->mysql_close(mysql);
} }
@@ -421,7 +421,7 @@ my_bool aurora_find_replica(AURORA *aurora)
mysql->options= aurora->save_mysql.options; mysql->options= aurora->save_mysql.options;
/* don't execute init_command on slave */ /* don't execute init_command on slave */
// mysql->net.extension->conn_hdlr= aurora->save_mysql.net.extension->conn_hdlr; // mysql->extension->conn_hdlr= aurora->save_mysql.extension->conn_hdlr;
if ((aurora_connect_instance(aurora, instance[random_pick], mysql))) if ((aurora_connect_instance(aurora, instance[random_pick], mysql)))
{ {
switch (instance[random_pick]->type) { switch (instance[random_pick]->type) {
@@ -522,7 +522,7 @@ MYSQL *aurora_connect(MYSQL *mysql, const char *host, const char *user, const ch
const char *db, unsigned int port, const char *unix_socket, unsigned long client_flag) const char *db, unsigned int port, const char *unix_socket, unsigned long client_flag)
{ {
AURORA *aurora= NULL; AURORA *aurora= NULL;
MA_CONNECTION_HANDLER *save_hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *save_hdlr= mysql->extension->conn_hdlr;
if (!mariadb_api) if (!mariadb_api)
mariadb_api= mysql->methods->api; mariadb_api= mysql->methods->api;
@@ -564,7 +564,7 @@ MYSQL *aurora_connect(MYSQL *mysql, const char *host, const char *user, const ch
if (!aurora_find_replica(aurora)) if (!aurora_find_replica(aurora))
aurora->mysql[AURORA_REPLICA]= NULL; aurora->mysql[AURORA_REPLICA]= NULL;
else else
aurora->mysql[AURORA_REPLICA]->net.extension->conn_hdlr= save_hdlr; aurora->mysql[AURORA_REPLICA]->extension->conn_hdlr= save_hdlr;
} }
if (!aurora->mysql[AURORA_PRIMARY]) if (!aurora->mysql[AURORA_PRIMARY])
@@ -572,7 +572,7 @@ MYSQL *aurora_connect(MYSQL *mysql, const char *host, const char *user, const ch
if (!aurora_find_primary(aurora)) if (!aurora_find_primary(aurora))
aurora->mysql[AURORA_PRIMARY]= NULL; aurora->mysql[AURORA_PRIMARY]= NULL;
else else
aurora->mysql[AURORA_PRIMARY]->net.extension->conn_hdlr= save_hdlr; aurora->mysql[AURORA_PRIMARY]->extension->conn_hdlr= save_hdlr;
} }
if (!aurora->mysql[AURORA_PRIMARY] && !aurora->mysql[AURORA_REPLICA]) if (!aurora->mysql[AURORA_PRIMARY] && !aurora->mysql[AURORA_REPLICA])
@@ -582,7 +582,7 @@ MYSQL *aurora_connect(MYSQL *mysql, const char *host, const char *user, const ch
aurora_switch_connection(mysql, aurora, AURORA_PRIMARY); aurora_switch_connection(mysql, aurora, AURORA_PRIMARY);
else else
aurora_switch_connection(mysql, aurora, AURORA_REPLICA); aurora_switch_connection(mysql, aurora, AURORA_REPLICA);
mysql->net.extension->conn_hdlr= save_hdlr; mysql->extension->conn_hdlr= save_hdlr;
return mysql; return mysql;
error: error:
aurora_close_memory(aurora); aurora_close_memory(aurora);
@@ -594,7 +594,7 @@ error:
my_bool aurora_reconnect(MYSQL *mysql) my_bool aurora_reconnect(MYSQL *mysql)
{ {
AURORA *aurora; AURORA *aurora;
MA_CONNECTION_HANDLER *save_hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *save_hdlr= mysql->extension->conn_hdlr;
int i; int i;
/* We can't determine if a new primary was promotoed, or if /* We can't determine if a new primary was promotoed, or if
@@ -647,7 +647,7 @@ my_bool aurora_reconnect(MYSQL *mysql)
/* {{{ void aurora_close */ /* {{{ void aurora_close */
void aurora_close(MYSQL *mysql) void aurora_close(MYSQL *mysql)
{ {
MA_CONNECTION_HANDLER *hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *hdlr= mysql->extension->conn_hdlr;
AURORA *aurora; AURORA *aurora;
int i; int i;
@@ -675,7 +675,7 @@ void aurora_close(MYSQL *mysql)
/* free information */ /* free information */
end: end:
aurora_close_memory(aurora); aurora_close_memory(aurora);
mysql->net.extension->conn_hdlr= hdlr; mysql->extension->conn_hdlr= hdlr;
} }
/* }}} */ /* }}} */
@@ -718,7 +718,7 @@ my_bool is_replica_stmt(MYSQL *mysql, const char *buffer)
int aurora_command(MYSQL *mysql,enum enum_server_command command, const char *arg, int aurora_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
size_t length, my_bool skipp_check, void *opt_arg) size_t length, my_bool skipp_check, void *opt_arg)
{ {
MA_CONNECTION_HANDLER *save_hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *save_hdlr= mysql->extension->conn_hdlr;
AURORA *aurora= (AURORA *)save_hdlr->data; AURORA *aurora= (AURORA *)save_hdlr->data;
/* if we don't have slave or slave became unavailable root traffic to master */ /* if we don't have slave or slave became unavailable root traffic to master */
@@ -736,9 +736,9 @@ int aurora_command(MYSQL *mysql,enum enum_server_command command, const char *ar
/* we need to change default database on primary and replica */ /* we need to change default database on primary and replica */
if (aurora->mysql[AURORA_REPLICA] && mysql->thread_id == aurora->mysql[AURORA_PRIMARY]->thread_id) if (aurora->mysql[AURORA_REPLICA] && mysql->thread_id == aurora->mysql[AURORA_PRIMARY]->thread_id)
{ {
aurora->mysql[AURORA_REPLICA]->net.extension->conn_hdlr= 0; aurora->mysql[AURORA_REPLICA]->extension->conn_hdlr= 0;
mariadb_api->mysql_select_db(aurora->mysql[AURORA_REPLICA], arg); mariadb_api->mysql_select_db(aurora->mysql[AURORA_REPLICA], arg);
aurora->mysql[AURORA_REPLICA]->net.extension->conn_hdlr= mysql->net.extension->conn_hdlr; aurora->mysql[AURORA_REPLICA]->extension->conn_hdlr= mysql->extension->conn_hdlr;
} }
break; break;
case COM_QUERY: case COM_QUERY:
@@ -763,7 +763,7 @@ int aurora_command(MYSQL *mysql,enum enum_server_command command, const char *ar
break; break;
} }
end: end:
mysql->net.extension->conn_hdlr= save_hdlr; mysql->extension->conn_hdlr= save_hdlr;
return 0; return 0;
} }
/* }}} */ /* }}} */

10
plugins/connection/replication.c
View File

@@ -182,7 +182,7 @@ MYSQL *repl_connect(MYSQL *mysql, const char *host, const char *user, const char
const char *db, unsigned int port, const char *unix_socket, unsigned long clientflag) const char *db, unsigned int port, const char *unix_socket, unsigned long clientflag)
{ {
REPL_DATA *data= NULL; REPL_DATA *data= NULL;
MA_CONNECTION_HANDLER *hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *hdlr= mysql->extension->conn_hdlr;
if (!mariadb_api) if (!mariadb_api)
mariadb_api= mysql->methods->api; mariadb_api= mysql->methods->api;
@@ -243,7 +243,7 @@ error:
void repl_close(MYSQL *mysql) void repl_close(MYSQL *mysql)
{ {
MA_CONNECTION_HANDLER *hdlr= mysql->net.extension->conn_hdlr; MA_CONNECTION_HANDLER *hdlr= mysql->extension->conn_hdlr;
REPL_DATA *data= (REPL_DATA *)hdlr->data; REPL_DATA *data= (REPL_DATA *)hdlr->data;
/* restore master */ /* restore master */
@@ -262,7 +262,7 @@ void repl_close(MYSQL *mysql)
/* free masrwe information and close connection */ /* free masrwe information and close connection */
free(data->url); free(data->url);
free(data); free(data);
mysql->net.extension->conn_hdlr->data= NULL; mysql->extension->conn_hdlr->data= NULL;
} }
static my_bool is_slave_command(const char *buffer, size_t buffer_len) static my_bool is_slave_command(const char *buffer, size_t buffer_len)
@@ -300,7 +300,7 @@ static my_bool is_slave_stmt(MYSQL *mysql, const char *buffer)
int repl_command(MYSQL *mysql,enum enum_server_command command, const char *arg, int repl_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
size_t length, my_bool skipp_check, void *opt_arg) size_t length, my_bool skipp_check, void *opt_arg)
{ {
REPL_DATA *data= (REPL_DATA *)mysql->net.extension->conn_hdlr->data; REPL_DATA *data= (REPL_DATA *)mysql->extension->conn_hdlr->data;
/* if we don't have slave or slave became unavailable root traffic to master */ /* if we don't have slave or slave became unavailable root traffic to master */
if (!data->pvio[MARIADB_SLAVE] || !data->read_only) if (!data->pvio[MARIADB_SLAVE] || !data->read_only)
@@ -333,7 +333,7 @@ int repl_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
int repl_set_options(MYSQL *mysql, enum mysql_option option, void *arg) int repl_set_options(MYSQL *mysql, enum mysql_option option, void *arg)
{ {
REPL_DATA *data= (REPL_DATA *)mysql->net.extension->conn_hdlr->data; REPL_DATA *data= (REPL_DATA *)mysql->extension->conn_hdlr->data;
switch(option) { switch(option) {
case MARIADB_OPT_CONNECTION_READ_ONLY: case MARIADB_OPT_CONNECTION_READ_ONLY:

3
unittest/libmariadb/connection.c
View File

@@ -913,7 +913,6 @@ static int test_get_options(MYSQL *my)
} }
struct my_tests_st my_tests[] = { struct my_tests_st my_tests[] = {
/*
{"test_get_options", test_get_options, TEST_CONNECTION_DEFAULT, 0, NULL, NULL}, {"test_get_options", test_get_options, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
{"test_wrong_bind_address", test_wrong_bind_address, TEST_CONNECTION_DEFAULT, 0, NULL, NULL}, {"test_wrong_bind_address", test_wrong_bind_address, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
{"test_bind_address", test_bind_address, TEST_CONNECTION_DEFAULT, 0, NULL, NULL}, {"test_bind_address", test_bind_address, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
@@ -927,7 +926,7 @@ struct my_tests_st my_tests[] = {
{"test_compress", test_compress, TEST_CONNECTION_NONE, 0, NULL, NULL}, {"test_compress", test_compress, TEST_CONNECTION_NONE, 0, NULL, NULL},
{"test_reconnect", test_reconnect, TEST_CONNECTION_DEFAULT, 0, NULL, NULL}, {"test_reconnect", test_reconnect, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
{"test_conc21", test_conc21, TEST_CONNECTION_DEFAULT, 0, NULL, NULL}, {"test_conc21", test_conc21, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
{"test_conc26", test_conc26, TEST_CONNECTION_NONE, 0, NULL, NULL}, */ {"test_conc26", test_conc26, TEST_CONNECTION_NONE, 0, NULL, NULL},
{"test_connection_timeout", test_connection_timeout, TEST_CONNECTION_NONE, 0, NULL, NULL}, {"test_connection_timeout", test_connection_timeout, TEST_CONNECTION_NONE, 0, NULL, NULL},
{"test_connection_timeout2", test_connection_timeout2, TEST_CONNECTION_NONE, 0, NULL, NULL}, {"test_connection_timeout2", test_connection_timeout2, TEST_CONNECTION_NONE, 0, NULL, NULL},
{"test_connection_timeout3", test_connection_timeout3, TEST_CONNECTION_NONE, 0, NULL, NULL}, {"test_connection_timeout3", test_connection_timeout3, TEST_CONNECTION_NONE, 0, NULL, NULL},

3
unittest/libmariadb/misc.c
View File

@@ -1023,13 +1023,14 @@ static int test_remote1(MYSQL *mysql)
static int test_remote2(MYSQL *my) static int test_remote2(MYSQL *my)
{ {
MYSQL *mysql= mysql_init(NULL); MYSQL *mysql;
if (!remote_plugin) if (!remote_plugin)
{ {
diag("skip - no remote io plugin available"); diag("skip - no remote io plugin available");
return SKIP; return SKIP;
} }
mysql= mysql_init(NULL);
mysql_options(mysql, MYSQL_READ_DEFAULT_FILE, "http://localhost/test.cnf"); mysql_options(mysql, MYSQL_READ_DEFAULT_FILE, "http://localhost/test.cnf");
mysql_options(mysql, MYSQL_READ_DEFAULT_GROUP, "test"); mysql_options(mysql, MYSQL_READ_DEFAULT_GROUP, "test");