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Add syslog_sequence_numbers parameter

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Reviewed-by: Andreas Karlsson <andreas@proxel.se>
This commit is contained in:
Peter Eisentraut
2016-02-26 22:34:30 -05:00
parent 47211af17a
commit f4c454e9ba
5 changed files with 50 additions and 2 deletions
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12
src/backend/utils/error/elog.c
View File

@ -106,6 +106,7 @@ int Log_error_verbosity = PGERROR_VERBOSE;
char *Log_line_prefix = NULL; /* format for extra log line info */
int Log_destination = LOG_DESTINATION_STDERR;
char *Log_destination_string = NULL;
bool syslog_sequence_numbers = true;
#ifdef HAVE_SYSLOG
@ -2018,7 +2019,11 @@ write_syslog(int level, const char *line)
chunk_nr++;
syslog(level, "[%lu-%d] %s", seq, chunk_nr, buf);
if (syslog_sequence_numbers)
syslog(level, "[%lu-%d] %s", seq, chunk_nr, buf);
else
syslog(level, "[%d] %s", chunk_nr, buf);
line += buflen;
len -= buflen;
}
@ -2026,7 +2031,10 @@ write_syslog(int level, const char *line)
else
{
/* message short enough */
syslog(level, "[%lu] %s", seq, line);
if (syslog_sequence_numbers)
syslog(level, "[%lu] %s", seq, line);
else
syslog(level, "%s", line);
}
}
#endif /* HAVE_SYSLOG */

10
src/backend/utils/misc/guc.c
View File

@ -1632,6 +1632,16 @@ static struct config_bool ConfigureNamesBool[] =
NULL, NULL, NULL
},
{
{"syslog_sequence_numbers", PGC_SIGHUP, LOGGING_WHERE,
gettext_noop("Add sequence number to syslog messags to avoid duplicate suppression."),
NULL
},
&syslog_sequence_numbers,
true,
NULL, NULL, NULL
},
/* End-of-list marker */
{
{NULL, 0, 0, NULL, NULL}, NULL, false, NULL, NULL, NULL

1
src/backend/utils/misc/postgresql.conf.sample
View File

@ -358,6 +358,7 @@
# These are relevant when logging to syslog:
#syslog_facility = 'LOCAL0'
#syslog_ident = 'postgres'
#syslog_sequence_numbers = on
# This is only relevant when logging to eventlog (win32):
#event_source = 'PostgreSQL'