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This is an implementation of two WL items:

Browse Source 
- WL#3158: IM: Instance configuration extensions;
  - WL#3159: IM: --bootstrap and --start-default-instance modes

The following new statements have been added:
  - CREATE INSTANCE;
  - DROP INSTANCE;

The behaviour of the following statements have been changed:
  - SET;
  - UNSET;
  - FLUSH INSTANCES;
  - SHOW INSTANCES;
  - SHOW INSTANCE OPTIONS;


BitKeeper/deleted/.del-im_options_set.imtest~b53d9d60e5684833:
  Delete: mysql-test/t/im_options_set.imtest
BitKeeper/deleted/.del-im_options_set.result~59278f56be61d921:
  Delete: mysql-test/r/im_options_set.result
BitKeeper/deleted/.del-im_options_unset.imtest~768eb186b51d0048:
  Delete: mysql-test/t/im_options_unset.imtest
BitKeeper/deleted/.del-im_options_unset.result~20a4790cd3c70a4f:
  Delete: mysql-test/r/im_options_unset.result
client/get_password.c:
  Change prototype to avoid casting when using C-strings (char *).
include/m_string.h:
  Moved LEX_STRING to global header from sql/ to be accessible
  from all components (IM for one).
include/my_sys.h:
  Added constants for modify_defaults_file().
include/mysql_com.h:
  Removed duplicated declarations. my_sys.h should be used instead.
libmysql/get_password.c:
  Change prototype to avoid casting when using C-strings (char *).
mysql-test/mysql-test-run.pl:
  Added environment variables to be used from tests.
mysql-test/r/im_daemon_life_cycle.result:
  Column name has been changed in SHOW INSTANCES.
mysql-test/r/im_life_cycle.result:
  1. Column name has been changed in SHOW INSTANCES.
  2. Removed redundant SHOW INSTANCE STATUS statements.
mysql-test/r/im_utils.result:
  Updated the result file.
mysql-test/t/im_daemon_life_cycle-im.opt:
  Set minimal monitoring interval for Instance Manager to speed up testing.
mysql-test/t/im_daemon_life_cycle.imtest:
  Get Instance Manager and managed mysqld-instances enough time to start.
mysql-test/t/im_life_cycle.imtest:
  1. Polishing;
  2. Fixed a test error in 1.1.2.
mysql-test/t/im_utils.imtest:
  Get Instance Manager and managed mysqld-instances enough time to start.
mysys/default.c:
  Pass the name of the section to the handler function as well.
mysys/default_modify.c:
  Added REMOVE_SECTION functionality.
server-tools/instance-manager/IMService.cpp:
  Polishing: be more verbose.
server-tools/instance-manager/IMService.h:
  Polishing: added copyright.
server-tools/instance-manager/Makefile.am:
  Added new files.
server-tools/instance-manager/WindowsService.cpp:
  Polishing: according to The Coding Style, TRUE/FALSE must be
  used instead of true/false.
server-tools/instance-manager/WindowsService.h:
  Polishing: added copyright.
server-tools/instance-manager/command.h:
  Polishing: provide a comment for the main operation of "Command" class.
server-tools/instance-manager/commands.cc:
  1. Added support for CREATE INSTANCE, DROP INSTANCE statements;
  2. Added "deprecated" column in output of SHOW INSTANCE OPTIONS;
  3. Modified the behaviour of SET/UNSET, FLUSH INSTANCES statements;
server-tools/instance-manager/commands.h:
  1. Added support for CREATE INSTANCE, DROP INSTANCE statements;
  2. Added "deprecated" column in output of SHOW INSTANCE OPTIONS;
  3. Modified the behaviour of SET/UNSET, FLUSH INSTANCES statements;
server-tools/instance-manager/guardian.cc:
  Added operations to retrieve state of managed instances.
server-tools/instance-manager/guardian.h:
  Added operations to retrieve state of managed instances.
server-tools/instance-manager/instance.cc:
  1. Provided an operation to check validity of instance name.
  2. Added an attribute to distiguish mysqld-instances,
     whose configuration should be kept backward-compatible.
server-tools/instance-manager/instance.h:
  1. Provided an operation to check validity of instance name.
  2. Added an attribute to distiguish mysqld-instances,
     whose configuration should be kept backward-compatible.
server-tools/instance-manager/instance_map.cc:
  1. Used the operation to check validity of instance name;
  2. Added operations to manage instances.
server-tools/instance-manager/instance_map.h:
  Added operations to manage instances.
server-tools/instance-manager/instance_options.cc:
  Changed Instance_options so that it will be possible to manage
  options on the fly.
server-tools/instance-manager/instance_options.h:
  Changed Instance_options so that it will be possible to manage
  options on the fly.
server-tools/instance-manager/listener.cc:
  1. Remove reference to the instance of Options;
  2. Use new Options naming scheme.
server-tools/instance-manager/listener.h:
  Remove reference to the instance of Options;
server-tools/instance-manager/log.cc:
  Polishing: use TRUE/FALSE instead of true/false.
server-tools/instance-manager/manager.cc:
  Added a common for IM operation to work with configuration file.
server-tools/instance-manager/manager.h:
  Added a common for IM operation to work with configuration file.
server-tools/instance-manager/messages.cc:
  Added messages for new errors.
server-tools/instance-manager/mysql_connection.cc:
  1. Move a constant to common place.
  2. Polishing.
server-tools/instance-manager/mysql_manager_error.h:
  Added new errors.
server-tools/instance-manager/mysqlmanager.cc:
  1. Use error code from Options::load();
  2. Eliminate type-casting warning on Windows.
server-tools/instance-manager/options.cc:
  Added support for user-management command-line options.
server-tools/instance-manager/options.h:
  Added support for user-management command-line options.
server-tools/instance-manager/parse.cc:
  1. Added support of new statements:
     - CREATE INSTANCE;
     - DROP INSTANCE.
  2. Modified SET/UNSET.
server-tools/instance-manager/parse.h:
  1. Added support of new statements:
     - CREATE INSTANCE;
     - DROP INSTANCE.
  2. Modified SET/UNSET.
server-tools/instance-manager/parse_output.cc:
  Sorted out header files.
server-tools/instance-manager/parse_output.h:
  Sorted out header files.
server-tools/instance-manager/portability.h:
  1. Added constants for Windows.
  2. Moved system-dependent defines from instance_options.cc.
server-tools/instance-manager/priv.cc:
  Updated version.
server-tools/instance-manager/priv.h:
  Added some global constants.
server-tools/instance-manager/protocol.cc:
  Replaced NAME_WITH_LENGTH by LEX_STRING.
server-tools/instance-manager/protocol.h:
  Replaced NAME_WITH_LENGTH by LEX_STRING.
server-tools/instance-manager/thread_registry.cc:
  Polishing: use TRUE/FALSE instead of true/false.
server-tools/instance-manager/user_map.cc:
  Added support for managing password database.
server-tools/instance-manager/user_map.h:
  Added support for managing password database.
sql/sp.cc:
  Replaced LEX_STRING_WITH_INIT by LEX_STRING + struct initialization.
sql/sp_head.cc:
  Replaced LEX_STRING_WITH_INIT by LEX_STRING + struct initialization.
sql/spatial.cc:
  Removed LEX_STRING_WITH_INIT.
sql/spatial.h:
  Removed LEX_STRING_WITH_INIT.
sql/sql_string.h:
  Moved STRING_WITH_LEN() macro out from sql (to m_string.h).
sql/sql_trigger.cc:
  Moved STRING_WITH_LEN() macro out from sql (to m_string.h).
sql/structs.h:
  Removed LEX_STRING_WITH_INIT.
support-files/mysql.server.sh:
  Instruct Instance Manager to work in mysqld-safe compatible mode
  for backward compatibility.
mysql-test/r/im_cmd_line.result:
  Added result file.
mysql-test/r/im_instance_conf.result:
  Added result file.
mysql-test/r/im_options.result:
  Added result file.
mysql-test/t/im_cmd_line.imtest:
  IM command-line options test.
mysql-test/t/im_instance_conf-im.opt:
  Set minimal monitoring interval for Instance Manager to speed up testing.
mysql-test/t/im_instance_conf.imtest:
  Added a new test case for checking instance-management.
mysql-test/t/im_life_cycle-im.opt:
  Set minimal monitoring interval for Instance Manager to speed up testing.
mysql-test/t/im_options.imtest:
  Join im_options_set and im_options_unset and add new tests.
mysql-test/t/im_utils-im.opt:
  Set minimal monitoring interval for Instance Manager to speed up testing.
server-tools/instance-manager/exit_codes.h:
  New file for defining exit codes for user-management mode.
server-tools/instance-manager/user_management_commands.cc:
  User-management commands implementation.
server-tools/instance-manager/user_management_commands.h:
  User-management command declarations.
This commit is contained in:
unknown
2006-05-18 18:57:50 +04:00
parent 24c005cf2b
commit 8b4fcf6e3b
78 changed files with 6012 additions and 1982 deletions
Download Patch File Download Diff File Expand all files Collapse all files

118
server-tools/instance-manager/instance.h
View File

@@ -17,7 +17,10 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <my_global.h>
#include <m_string.h>
#include "instance_options.h"
#include "priv.h"
#if defined(__GNUC__) && defined(USE_PRAGMA_INTERFACE)
#pragma interface
@@ -25,31 +28,120 @@
class Instance_map;
/*
Instance_name -- the class represents instance name -- a string of length
less than MAX_INSTANCE_NAME_SIZE.
Generally, this is just a string with self-memory-management and should be
eliminated in the future.
*/
class Instance_name
{
public:
Instance_name(const LEX_STRING *name);
public:
inline const LEX_STRING *get_str() const
{
return &str;
}
inline const char *get_c_str() const
{
return str.str;
}
inline uint get_length() const
{
return str.length;
}
private:
LEX_STRING str;
char str_buffer[MAX_INSTANCE_NAME_SIZE];
};
class Instance
{
public:
/*
The following two constants defines name of the default mysqld-instance
("mysqld").
*/
static const LEX_STRING DFLT_INSTANCE_NAME;
public:
/*
The operation is intended to check whether string is a well-formed
instance name or not.
*/
static bool is_name_valid(const LEX_STRING *name);
/*
The operation is intended to check if the given instance name is
mysqld-compatible or not.
*/
static bool is_mysqld_compatible_name(const LEX_STRING *name);
public:
Instance();
~Instance();
int init(const char *name);
int init(const LEX_STRING *name_arg);
int complete_initialization(Instance_map *instance_map_arg,
const char *mysqld_path, uint instance_type);
const char *mysqld_path);
bool is_running();
int start();
int stop();
/* send a signal to the instance */
void kill_instance(int signo);
int is_crashed();
bool is_crashed();
void set_crash_flag_n_wake_all();
Instance_map *get_map();
/*
The operation is intended to check if the instance is mysqld-compatible
or not.
*/
inline bool is_mysqld_compatible() const;
/*
The operation is intended to check if the instance is configured properly
or not. Misconfigured instances are not managed.
*/
inline bool is_configured() const;
inline const LEX_STRING *get_name() const;
public:
enum { DEFAULT_SHUTDOWN_DELAY= 35 };
Instance_options options;
private:
int crashed;
/* This attributes is a flag, specifies if the instance has been crashed. */
bool crashed;
/*
This attribute specifies if the instance is configured properly or not.
Misconfigured instances are not managed.
*/
bool configured;
/*
This attribute specifies whether the instance is mysqld-compatible or not.
Mysqld-compatible instances can contain only mysqld-specific options.
At the moment an instance is mysqld-compatible if its name is "mysqld".
The idea is that [mysqld] section should contain only mysqld-specific
options (no Instance Manager-specific options) to be readable by mysqld
program.
*/
bool mysqld_compatible;
/*
Mutex protecting the instance. Currently we use it to avoid the
double start of the instance. This happens when the instance is starting
@@ -66,4 +158,22 @@ private:
void remove_pid();
};
inline bool Instance::is_mysqld_compatible() const
{
return mysqld_compatible;
}
inline bool Instance::is_configured() const
{
return configured;
}
inline const LEX_STRING *Instance::get_name() const
{
return &options.instance_name;
}
#endif /* INCLUDES_MYSQL_INSTANCE_MANAGER_INSTANCE_H */