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Add support for an application_name parameter, which is displayed in

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pg_stat_activity and recorded in log entries.

Dave Page, reviewed by Andres Freund
This commit is contained in:
Tom Lane
2009-11-28 23:38:08 +00:00
parent cb98f61538
commit 8217cfbd99
16 changed files with 479 additions and 95 deletions
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4
src/include/catalog/catversion.h
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@ -37,7 +37,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.551 2009/11/20 20:38:11 tgl Exp $
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.552 2009/11/28 23:38:07 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -53,6 +53,6 @@
*/
/* yyyymmddN */
#define CATALOG_VERSION_NO 200911201
#define CATALOG_VERSION_NO 200911281
#endif

4
src/include/catalog/pg_proc.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.552 2009/10/09 21:02:56 petere Exp $
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.553 2009/11/28 23:38:07 tgl Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
@ -2999,7 +2999,7 @@ DATA(insert OID = 2784 ( pg_stat_get_last_autoanalyze_time PGNSP PGUID 12 1 0 0
DESCR("statistics: last auto analyze time for a table");
DATA(insert OID = 1936 ( pg_stat_get_backend_idset PGNSP PGUID 12 1 100 0 f f f t t s 0 0 23 "" _null_ _null_ _null_ _null_ pg_stat_get_backend_idset _null_ _null_ _null_ ));
DESCR("statistics: currently active backend IDs");
DATA(insert OID = 2022 ( pg_stat_get_activity PGNSP PGUID 12 1 100 0 f f f f t s 1 0 2249 "23" "{23,26,23,26,25,16,1184,1184,1184,869,23}" "{i,o,o,o,o,o,o,o,o,o,o}" "{pid,datid,procpid,usesysid,current_query,waiting,xact_start,query_start,backend_start,client_addr,client_port}" _null_ pg_stat_get_activity _null_ _null_ _null_ ));
DATA(insert OID = 2022 ( pg_stat_get_activity PGNSP PGUID 12 1 100 0 f f f f t s 1 0 2249 "23" "{23,26,23,26,25,16,1184,1184,1184,869,23,25}" "{i,o,o,o,o,o,o,o,o,o,o,o}" "{pid,datid,procpid,usesysid,current_query,waiting,xact_start,query_start,backend_start,client_addr,client_port,application_name}" _null_ pg_stat_get_activity _null_ _null_ _null_ ));
DESCR("statistics: information about currently active backends");
DATA(insert OID = 2026 ( pg_backend_pid PGNSP PGUID 12 1 0 0 f f f t f s 0 0 23 "" _null_ _null_ _null_ _null_ pg_backend_pid _null_ _null_ _null_ ));
DESCR("statistics: current backend PID");

8
src/include/pgstat.h
View File

@ -5,7 +5,7 @@
*
* Copyright (c) 2001-2009, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.83 2009/06/11 14:49:08 momjian Exp $
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.84 2009/11/28 23:38:08 tgl Exp $
* ----------
*/
#ifndef PGSTAT_H
@ -564,6 +564,9 @@ typedef struct PgBackendStatus
/* Is backend currently waiting on an lmgr lock? */
bool st_waiting;
/* application name; MUST be null-terminated */
char *st_appname;
/* current command string; MUST be null-terminated */
char *st_activity;
} PgBackendStatus;
@ -641,7 +644,8 @@ extern void pgstat_report_analyze(Relation rel,
extern void pgstat_initialize(void);
extern void pgstat_bestart(void);
extern void pgstat_report_activity(const char *what);
extern void pgstat_report_activity(const char *cmd_str);
extern void pgstat_report_appname(const char *appname);
extern void pgstat_report_xact_timestamp(TimestampTz tstamp);
extern void pgstat_report_waiting(bool waiting);
extern const char *pgstat_get_backend_current_activity(int pid, bool checkUser);

4
src/include/utils/guc.h
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@ -7,7 +7,7 @@
* Copyright (c) 2000-2009, PostgreSQL Global Development Group
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.108 2009/10/13 14:18:40 alvherre Exp $
* $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.109 2009/11/28 23:38:08 tgl Exp $
*--------------------------------------------------------------------
*/
#ifndef GUC_H
@ -183,6 +183,8 @@ extern char *external_pid_file;
extern char *default_do_language;
extern char *application_name;
extern int tcp_keepalives_idle;
extern int tcp_keepalives_interval;
extern int tcp_keepalives_count;