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check_mysql: add perfromance metrics for all checks

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Tim Laszlo 2012-08-06 11:15:35 -05:00 committed by Holger Weiss
parent 1627cdb46a
commit c8d8b58447
1 changed files with 61 additions and 10 deletions
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71
plugins/check_mysql.c
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@ -62,6 +62,29 @@ int verbose = 0;
static double warning_time = 0;
static double critical_time = 0;
#define LENGTH_METRIC_UNIT 7
static const char *metric_unit[LENGTH_METRIC_UNIT] = {
"Connections",
"Open_files",
"Open_tables",
"Qcache_free_memory",
"Qcache_queries_in_cache",
"Threads_connected",
"Threads_running"
};
#define LENGTH_METRIC_COUNTER 8
static const char *metric_counter[LENGTH_METRIC_COUNTER] = {
"Qcache_hits",
"Qcache_inserts",
"Qcache_lowmem_prunes",
"Qcache_not_cached",
"Queries",
"Questions",
"Table_locks_waited",
"Uptime"
};
thresholds *my_threshold = NULL;
int process_arguments (int, char **);
@ -82,7 +105,9 @@ main (int argc, char **argv)
char *result = NULL;
char *error = NULL;
char slaveresult[SLAVERESULTSIZE];
char* slaveperfdata = NULL;
char* perf;
perf = strdup ("");
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
@ -130,6 +155,34 @@ main (int argc, char **argv)
die (STATE_CRITICAL, "%s\n", mysql_error (&mysql));
}
/* try to fetch some perf data */
if (mysql_query (&mysql, "show global status") == 0) {
if ( (res = mysql_store_result (&mysql)) == NULL) {
error = strdup(mysql_error(&mysql));
mysql_close (&mysql);
die (STATE_CRITICAL, _("status store_result error: %s\n"), error);
}
while ( (row = mysql_fetch_row (res)) != NULL) {
int i;
for(i = 0; i < LENGTH_METRIC_UNIT - 1; i++) {
if (strcmp(row[0], metric_unit[i]) == 0) {
xasprintf(&perf, "%s %s", perf, perfdata(metric_unit[i],
atol(row[1]), "", FALSE, 0, FALSE, 0, FALSE, 0, FALSE, 0));
continue;
}
}
for(i = 0; i < LENGTH_METRIC_COUNTER - 1; i++) {
if (strcmp(row[0], metric_counter[i]) == 0) {
xasprintf(&perf, "%s %s", perf, perfdata(metric_counter[i],
atol(row[1]), "c", FALSE, 0, FALSE, 0, FALSE, 0, FALSE, 0));
continue;
}
}
}
}
if(check_slave) {
/* check the slave status */
if (mysql_query (&mysql, "show slave status") != 0) {
@ -222,17 +275,17 @@ main (int argc, char **argv)
status = get_status(value, my_threshold);
slaveperfdata = fperfdata ("seconds behind master", value, "s",
xasprintf (&perf, "%s %s", perf, fperfdata ("seconds behind master", value, "s",
TRUE, (double) warning_time,
TRUE, (double) critical_time,
FALSE, 0,
FALSE, 0);
FALSE, 0));
if (status == STATE_WARNING) {
printf("SLOW_SLAVE %s: %s|%s\n", _("WARNING"), slaveresult, slaveperfdata);
printf("SLOW_SLAVE %s: %s|%s\n", _("WARNING"), slaveresult, perf);
exit(STATE_WARNING);
} else if (status == STATE_CRITICAL) {
printf("SLOW_SLAVE %s: %s|%s\n", _("CRITICAL"), slaveresult, slaveperfdata);
printf("SLOW_SLAVE %s: %s|%s\n", _("CRITICAL"), slaveresult, perf);
exit(STATE_CRITICAL);
}
}
@ -246,12 +299,10 @@ main (int argc, char **argv)
mysql_close (&mysql);
/* print out the result of stats */
if (check_slave && slaveperfdata) {
printf ("%s %s|%s\n", result, slaveresult, slaveperfdata);
} else if (check_slave) {
printf ("%s %s\n", result, slaveresult);
if (check_slave) {
printf ("%s %s|%s\n", result, slaveresult, perf);
} else {
printf ("%s\n", result);
printf ("%s|%s\n", result, perf);
}
return STATE_OK;