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-rw-r--r--plugins/check_mysql.c81
1 files changed, 62 insertions, 19 deletions
diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index 45f86a9c..92ac7ff0 100644
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
@@ -6,7 +6,7 @@
* License: GPL
* Copyright (c) 1999 Didi Rieder (adrieder@sbox.tu-graz.ac.at)
* portions (c) 2000 Karl DeBisschop (kdebisschop@users.sourceforge.net)
-*
+*
* $Id$
*
* Description:
@@ -16,10 +16,10 @@
const char *progname = "check_mysql";
const char *revision = "$Revision$";
-const char *copyright = "1999-2004";
+const char *copyright = "1999-2006";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
-#define SLAVERESULTSIZE 40
+#define SLAVERESULTSIZE 70
#include "common.h"
#include "utils.h"
@@ -33,15 +33,16 @@ char *db_host = NULL;
char *db_pass = NULL;
char *db = NULL;
unsigned int db_port = MYSQL_PORT;
-int check_slave = 0;
+int check_slave = 0, warn_sec = 0, crit_sec = 0;
+int verbose = 0;
+
+thresholds *my_threshold = NULL;
int process_arguments (int, char **);
int validate_arguments (void);
void print_help (void);
void print_usage (void);
-
-
int
main (int argc, char **argv)
{
@@ -137,37 +138,60 @@ main (int argc, char **argv)
} else {
/* mysql 4.x.x */
- int slave_io_field = -1 , slave_sql_field = -1, i, num_fields;
+ int slave_io_field = -1 , slave_sql_field = -1, seconds_behind_field = -1, i, num_fields;
MYSQL_FIELD* fields;
num_fields = mysql_num_fields(res);
fields = mysql_fetch_fields(res);
- for(i = 0; i < num_fields; i++)
- {
- if (0 == strcmp(fields[i].name, "Slave_IO_Running"))
- {
+ for(i = 0; i < num_fields; i++) {
+ if (strcmp(fields[i].name, "Slave_IO_Running") == 0) {
slave_io_field = i;
continue;
}
- if (0 == strcmp(fields[i].name, "Slave_SQL_Running"))
- {
+ if (strcmp(fields[i].name, "Slave_SQL_Running") == 0) {
slave_sql_field = i;
continue;
}
+ if (strcmp(fields[i].name, "Seconds_Behind_Master") == 0) {
+ seconds_behind_field = i;
+ continue;
+ }
}
- if ((slave_io_field < 0) || (slave_sql_field < 0) || (num_fields == 0))
- {
+ if ((slave_io_field < 0) || (slave_sql_field < 0) || (num_fields == 0)) {
mysql_free_result (res);
mysql_close (&mysql);
die (STATE_CRITICAL, "Slave status unavailable\n");
}
-
- snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s", row[slave_io_field], row[slave_sql_field]);
+
+ snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s Seconds Behind Master: %s", row[slave_io_field], row[slave_sql_field], row[seconds_behind_field]);
if (strcmp (row[slave_io_field], "Yes") != 0 || strcmp (row[slave_sql_field], "Yes") != 0) {
mysql_free_result (res);
mysql_close (&mysql);
die (STATE_CRITICAL, "%s\n", slaveresult);
}
+
+ if (verbose >=3) {
+ if (seconds_behind_field == -1) {
+ printf("seconds_behind_field not found\n");
+ } else {
+ printf ("seconds_behind_field(index %d)=%s\n", seconds_behind_field, row[seconds_behind_field]);
+ }
+ }
+
+ if ((seconds_behind_field != -1) && (strcmp (row[seconds_behind_field], "NULL") != 0)) {
+ double value = atof(row[seconds_behind_field]);
+ int status;
+
+ status = get_status(value, my_threshold);
+
+ if (status == STATE_WARNING) {
+ printf("SLOW_SLAVE %s: %s\n", _("WARNING"), slaveresult);
+ exit(STATE_WARNING);
+ } else if (status == STATE_CRITICAL) {
+ printf("SLOW_SLAVE %s: %s\n", _("CRITICAL"), slaveresult);
+ exit(STATE_CRITICAL);
+ }
+ }
}
/* free the result */
@@ -193,6 +217,8 @@ int
process_arguments (int argc, char **argv)
{
int c;
+ char *warning = NULL;
+ char *critical = NULL;
int option = 0;
static struct option longopts[] = {
@@ -201,6 +227,8 @@ process_arguments (int argc, char **argv)
{"username", required_argument, 0, 'u'},
{"password", required_argument, 0, 'p'},
{"port", required_argument, 0, 'P'},
+ {"critical", required_argument, 0, 'c'},
+ {"warning", required_argument, 0, 'w'},
{"check-slave", no_argument, 0, 'S'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
@@ -212,7 +240,7 @@ process_arguments (int argc, char **argv)
return ERROR;
while (1) {
- c = getopt_long (argc, argv, "hVSP:p:u:d:H:", longopts, &option);
+ c = getopt_long (argc, argv, "hvVSP:p:u:d:H:c:w:", longopts, &option);
if (c == -1 || c == EOF)
break;
@@ -241,12 +269,21 @@ process_arguments (int argc, char **argv)
case 'S':
check_slave = 1; /* check-slave */
break;
+ case 'w':
+ warning = optarg;
+ break;
+ case 'c':
+ critical = optarg;
+ break;
case 'V': /* version */
print_revision (progname, revision);
exit (STATE_OK);
case 'h': /* help */
print_help ();
exit (STATE_OK);
+ case 'v':
+ verbose++;
+ break;
case '?': /* help */
usage2 (_("Unknown argument"), optarg);
}
@@ -254,6 +291,8 @@ process_arguments (int argc, char **argv)
c = optind;
+ set_thresholds(&my_threshold, warning, critical);
+
while ( argc > c ) {
if (strlen(db_host) == 0)
@@ -326,7 +365,11 @@ print_help (void)
==> IMPORTANT: THIS FORM OF AUTHENTICATION IS NOT SECURE!!! <==\n\
Your clear-text password will be visible as a process table entry\n\
-S, --check-slave\n\
- Check if the slave thread is running properly.\n"));
+ Check if the slave thread is running properly.\n\
+ -w, --warning\n\
+ Exit with WARNING status if slave server is more then INTEGER seconds behind master\n\
+ -c, --critical\n\
+ Exit with CRITICAL status if slave server is more then INTEGER seconds behind master\n"));
printf (_("\n\
There are no required arguments. By default, the local database with\n\
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 10:19:07 +0000