MySQL 8.0.29
Source Code Documentation
pfs_thread_provider.h
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1/* Copyright (c) 2012, 2021, Oracle and/or its affiliates.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License, version 2.0,
5 as published by the Free Software Foundation.
6
7 This program is also distributed with certain software (including
8 but not limited to OpenSSL) that is licensed under separate terms,
9 as designated in a particular file or component or in included license
10 documentation. The authors of MySQL hereby grant you an additional
11 permission to link the program and your derivative works with the
12 separately licensed software that they have included with MySQL.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License, version 2.0, for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22
23#ifndef PFS_THREAD_PROVIDER_H
24#define PFS_THREAD_PROVIDER_H
25
26/**
27 @file include/pfs_thread_provider.h
28 Performance schema instrumentation (declarations).
29*/
30
31/* HAVE_PSI_*_INTERFACE */
32#include "my_psi_config.h" // IWYU pragma: keep
33
34#ifdef HAVE_PSI_THREAD_INTERFACE
35#if defined(MYSQL_SERVER) || defined(PFS_DIRECT_CALL)
36#ifndef MYSQL_DYNAMIC_PLUGIN
37#ifndef WITH_LOCK_ORDER
38
39#include <sys/types.h>
40#include <time.h>
41
42#include "my_inttypes.h"
43#include "my_macros.h"
45
46#ifdef __cplusplus
47class THD;
48#endif /* __cplusplus */
49
50/*
51 Naming current apis as _vc (version 'current'),
52 to avoid changing the names every time
53 psi_thread_v<N> is replaced by psi_thread_v<N+1>.
54*/
55
56#define PSI_THREAD_CALL(M) pfs_##M##_vc
57
59 int count);
60
61int pfs_spawn_thread_vc(PSI_thread_key key, unsigned int sequence_number,
62 my_thread_handle *thread, const my_thread_attr_t *attr,
63 void *(*start_routine)(void *), void *arg);
64
65PSI_thread *pfs_new_thread_vc(PSI_thread_key key, unsigned int sequence_number,
66 const void *identity, ulonglong processlist_id);
67
68void pfs_set_thread_id_vc(PSI_thread *thread, ulonglong processlist_id);
69
71
73
75
76#ifdef __cplusplus
77void pfs_set_thread_THD_vc(PSI_thread *thread, THD *thd);
78#endif /* __cplusplus */
79
81
83
84void pfs_set_mem_cnt_THD_vc(THD *thd, THD **backup_thd);
85
86void pfs_set_thread_user_vc(const char *user, int user_len);
87
88void pfs_set_thread_account_vc(const char *user, int user_len, const char *host,
89 int host_len);
90
91void pfs_set_thread_db_vc(const char *db, int db_len);
92
94
96
98
100
101void pfs_set_thread_info_vc(const char *info, uint info_len);
102
103void pfs_set_thread_secondary_engine_vc(bool secondary);
104
105int pfs_set_thread_resource_group_vc(const char *group_name, int group_name_len,
106 void *user_data);
107
110 const char *group_name,
111 int group_name_len, void *user_data);
112
113void pfs_set_thread_vc(PSI_thread *thread);
114
116
118
120
121void pfs_delete_thread_vc(PSI_thread *thread);
122
124 const void *from_cs);
125
126void pfs_get_current_thread_event_id_vc(ulonglong *internal_thread_id,
127 ulonglong *event_id);
128
130 ulonglong *internal_thread_id,
131 ulonglong *event_id);
132
134
137 PSI_thread_attrs *thread_attrs);
138
140 bool with_ref_count);
141
143
145
147
149
150#endif /* WITH_LOCK_ORDER */
151#endif /* MYSQL_DYNAMIC_PLUGIN */
152#endif /* MYSQL_SERVER || PFS_DIRECT_CALL */
153#endif /* HAVE_PSI_THREAD_INTERFACE */
154
155#endif
static const sasl_callback_t callbacks[]
Definition: auth_ldap_sasl_client.h:44
enum_state state
Definition: sql_class.h:400
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_class.h:945
struct timeval start_time
Definition: sql_class.h:1524
const LEX_CSTRING & db() const
Definition: sql_class.h:3814
struct PSI_thread PSI_thread
Definition: psi_thread_bits.h:81
unsigned int PSI_thread_key
Instrumented thread key.
Definition: psi_thread_bits.h:49
int opaque_vio_type
Definition: psi_thread_bits.h:61
Some integer typedefs for easier portability.
unsigned long long int ulonglong
Definition: my_inttypes.h:55
Some common macros.
Defines various enable/disable and HAVE_ macros related to the performance schema instrumentation sys...
static my_thread_id thread_id
Definition: my_thr_init.cc:62
pthread_attr_t my_thread_attr_t
Definition: my_thread_bits.h:48
static int count
Definition: myisam_ftdump.cc:42
Log info(cout, "NOTE")
char * user
Definition: mysqladmin.cc:59
const char * host
Definition: mysqladmin.cc:58
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:75
mutable_buffer buffer(void *p, size_t n) noexcept
Definition: buffer.h:391
static int handle(int sql_errno, const char *sqlstate, const char *message, void *state)
Bridge function between the C++ API offered by this module and the C API of the parser service.
Definition: services.cc:64
static const char * category
Definition: sha2_password.cc:168
int pfs_get_thread_system_attrs_vc(PSI_thread_attrs *thread_attrs)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3446
ulonglong pfs_get_current_thread_internal_id_vc()
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3044
void pfs_delete_thread_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3555
int pfs_spawn_thread_vc(PSI_thread_key key, unsigned int sequence_number, my_thread_handle *thread, const my_thread_attr_t *attr, void *(*start_routine)(void *), void *arg)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:2952
void pfs_set_mem_cnt_THD_vc(THD *thd, THD **backup_thd)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3091
int pfs_set_thread_resource_group_vc(const char *group_name, int group_name_len, void *user_data)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3341
void pfs_register_thread_vc(const char *category, PSI_thread_info *info, int count)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:2415
void pfs_set_connection_type_vc(opaque_vio_type conn_type)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3242
void pfs_get_current_thread_event_id_vc(ulonglong *internal_thread_id, ulonglong *event_id)
Implementation of the get event id interface.
Definition: pfs.cc:7577
PSI_thread * pfs_get_thread_vc(void)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3117
void pfs_notify_session_change_user_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3502
PSI_thread * pfs_new_thread_vc(PSI_thread_key key, unsigned int sequence_number, const void *identity, ulonglong processlist_id)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3005
void pfs_set_thread_user_vc(const char *user, int user_len)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3126
void pfs_set_thread_id_vc(PSI_thread *thread, ulonglong processlist_id)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3032
void pfs_notify_session_disconnect_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3494
void pfs_notify_session_connect_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3486
void pfs_delete_current_thread_vc(void)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3541
void pfs_set_thread_secondary_engine_vc(bool secondary)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3297
void pfs_get_thread_event_id_vc(PSI_thread *thread, ulonglong *internal_thread_id, ulonglong *event_id)
Implementation of the get event id interface.
Definition: pfs.cc:7604
void pfs_set_thread_os_id_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3105
void pfs_set_thread_command_vc(int command)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3227
void pfs_set_thread_account_vc(const char *user, int user_len, const char *host, int host_len)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3169
void pfs_set_thread_info_vc(const char *info, uint info_len)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3276
int pfs_register_notification_vc(const PSI_notification *callbacks, bool with_ref_count)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3469
int pfs_get_thread_system_attrs_by_id_vc(PSI_thread *thread, ulonglong thread_id, PSI_thread_attrs *thread_attrs)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3455
void pfs_set_thread_state_vc(const char *state)
int pfs_set_thread_connect_attrs_vc(const char *buffer, uint length, const void *from_cs)
Implementation of the thread attribute connection interface.
Definition: pfs.cc:7508
void pfs_set_thread_start_time_vc(time_t start_time)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3257
void pfs_set_thread_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3510
void pfs_aggregate_thread_status_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3530
void pfs_set_thread_db_vc(const char *db, int db_len)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3212
PSI_thread * pfs_get_thread_by_id_vc(ulonglong processlist_id)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3068
void pfs_set_thread_peer_port_vc(PSI_thread *thread, uint port)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3519
void pfs_set_thread_THD_vc(PSI_thread *thread, THD *thd)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3078
int pfs_unregister_notification_vc(int handle)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3478
ulonglong pfs_get_thread_internal_id_vc(PSI_thread *thread)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3056
int pfs_set_thread_resource_group_by_id_vc(PSI_thread *thread, ulonglong thread_id, const char *group_name, int group_name_len, void *user_data)
Implementation of the thread instrumentation interface.
Definition: pfs.cc:3351
Performance schema instrumentation interface.
required string key
Definition: replication_asynchronous_connection_failover.proto:59
required uint64 port
Definition: replication_asynchronous_connection_failover.proto:32
Registration structure for the pfs_notification service.
Definition: psi_thread_bits.h:522
Performance Schema thread type: user/foreground or system/background.
Definition: psi_thread_bits.h:469
Thread instrument information.
Definition: psi_thread_bits.h:116
Definition: my_thread_bits.h:51
Include file for Sun RPC to compile out of the box.
unsigned int uint
Definition: uca-dump.cc:29
command
Definition: version_token.cc:279