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MySQL 5.1: mysql/src/5.1-dbg/server-tools/instance-manager/instance_map.h File Reference

mysql/src/5.1-dbg/server-tools/instance-manager/instance_map.h File Reference

#include <my_global.h>
#include <my_sys.h>
#include <m_string.h>
#include <hash.h>

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Classes
class	Instance_map
class	Instance_map::Iterator
Functions
int	load_all_groups (char **groups, const char filename)
void	free_groups (char **groups)
int	create_instance_in_file (const LEX_STRING instance_name, const Named_value_arr options)

Function Documentation

int create_instance_in_file	(	const LEX_STRING *	instance_name,
		const Named_value_arr *	options
	)

Definition at line 561 of file instance_map.cc.

References Options::Main::config_file, ER_ACCESS_OPTION_FILE, ER_CONF_FILE_DOES_NOT_EXIST, errno, Named_value::get_name(), Named_value::get_value(), LEX_STRING::length, log_error(), MAX_OPTION_LEN, MAX_OPTION_STR_LEN, my_access, my_close(), MY_NABP, my_open(), my_write, MYF, NEWLINE, NEWLINE_LEN, NullS, options(), LEX_STRING::str, strxnmov(), and W_OK.

Referenced by Instance_map::complete_initialization(), and Create_instance::execute().

00563 {
00564   File cnf_file;
00565 
00566   if (my_access(Options::Main::config_file, W_OK))
00567   {
00568     log_error("Error: configuration file (%s) does not exist.",
00569               (const char *) Options::Main::config_file);
00570     return ER_CONF_FILE_DOES_NOT_EXIST;
00571   }
00572 
00573   cnf_file= my_open(Options::Main::config_file, O_WRONLY | O_APPEND, MYF(0));
00574 
00575   if (cnf_file <= 0)
00576   {
00577     log_error("Error: can not open configuration file (%s): %s.",
00578               (const char *) Options::Main::config_file,
00579               (const char *) strerror(errno));
00580     return ER_ACCESS_OPTION_FILE;
00581   }
00582 
00583   if (my_write(cnf_file, (byte*)NEWLINE, NEWLINE_LEN, MYF(MY_NABP)) ||
00584       my_write(cnf_file, (byte*)"[", 1, MYF(MY_NABP)) ||
00585       my_write(cnf_file, (byte*)instance_name->str, instance_name->length,
00586                MYF(MY_NABP)) ||
00587       my_write(cnf_file, (byte*)"]", 1,   MYF(MY_NABP)) ||
00588       my_write(cnf_file, (byte*)NEWLINE, NEWLINE_LEN, MYF(MY_NABP)))
00589   {
00590     log_error("Error: can not write to configuration file (%s): %s.",
00591               (const char *) Options::Main::config_file,
00592               (const char *) strerror(errno));
00593     my_close(cnf_file, MYF(0));
00594     return ER_ACCESS_OPTION_FILE;
00595   }
00596 
00597   for (int i= 0; options && i < options->get_size(); ++i)
00598   {
00599     char option_str[MAX_OPTION_STR_LEN];
00600     char *ptr;
00601     int option_str_len;
00602     Named_value option= options->get_element(i);
00603 
00604     ptr= strxnmov(option_str, MAX_OPTION_LEN + 1, option.get_name(), NullS);
00605 
00606     if (option.get_value()[0])
00607       ptr= strxnmov(ptr, MAX_OPTION_LEN + 2, "=", option.get_value(), NullS);
00608 
00609     option_str_len= ptr - option_str;
00610 
00611     if (my_write(cnf_file, (byte*)option_str, option_str_len, MYF(MY_NABP)) ||
00612         my_write(cnf_file, (byte*)NEWLINE, NEWLINE_LEN, MYF(MY_NABP)))
00613     {
00614       log_error("Error: can not write to configuration file (%s): %s.",
00615                 (const char *) Options::Main::config_file,
00616                 (const char *) strerror(errno));
00617       my_close(cnf_file, MYF(0));
00618       return ER_ACCESS_OPTION_FILE;
00619     }
00620   }
00621 
00622   my_close(cnf_file, MYF(0));
00623 
00624   return 0;
00625 }

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void free_groups ( char ** groups )

int load_all_groups	(	char ***	groups,
		const char *	filename
	)

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mysql/src/5.1-dbg/server-tools/instance-manager/instance_map.h File Reference

Classes

Functions

Function Documentation