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diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index d62bfc8777c068b43e2f23278a3ae386ce91547e..1e7a82f92011eb5a6bec752b379b4252e1a3f22d 100644 (file)
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
const char *progname = "check_mysql";
const char *revision = "$Revision$";
-const char *copyright = "1999-2002";
+const char *copyright = "1999-2004";
const char *email = "nagiosplug-devel@lists.sourceforge.net";
+#define SLAVERESULTSIZE 40
+
#include "common.h"
#include "utils.h"
#include "netutils.h"
+
#include <mysql/mysql.h>
#include <mysql/errmsg.h>
char *db_pass = NULL;
char *db = NULL;
unsigned int db_port = MYSQL_PORT;
+int check_slave = 0;
int process_arguments (int, char **);
int validate_arguments (void);
void print_help (void);
void print_usage (void);
+
+
int
main (int argc, char **argv)
{
MYSQL mysql;
+ MYSQL_RES *res;
+ MYSQL_ROW row;
+
+ /* should be status */
+
char *result = NULL;
+ char slaveresult[SLAVERESULTSIZE];
setlocale (LC_ALL, "");
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
- if (process_arguments (argc, argv) != OK)
- usage (_("Invalid command arguments supplied\n"));
+ if (process_arguments (argc, argv) == ERROR)
+ usage4 (_("Could not parse arguments"));
/* initialize mysql */
mysql_init (&mysql);
die (STATE_CRITICAL, "%s\n", mysql_error (&mysql));
}
+ if(check_slave) {
+ /* check the slave status */
+ if (mysql_query (&mysql, "show slave status") != 0) {
+ mysql_close (&mysql);
+ die (STATE_CRITICAL, "slave query error: %s\n", mysql_error (&mysql));
+ }
+
+ /* store the result */
+ if ( (res = mysql_store_result (&mysql)) == NULL) {
+ mysql_close (&mysql);
+ die (STATE_CRITICAL, "slave store_result error: %s\n", mysql_error (&mysql));
+ }
+
+ /* fetch the first row */
+ if ( (row = mysql_fetch_row (res)) == NULL) {
+ mysql_free_result (res);
+ mysql_close (&mysql);
+ die (STATE_CRITICAL, "slave fetch row error: %s\n", mysql_error (&mysql));
+ }
+
+ if (mysql_field_count (&mysql) == 12) {
+ /* mysql 3.23.x */
+ snprintf (slaveresult, SLAVERESULTSIZE, "Slave running: %s", row[6]);
+ if (strcmp (row[6], "Yes") != 0) {
+ mysql_free_result (res);
+ mysql_close (&mysql);
+ die (STATE_CRITICAL, "%s\n", slaveresult);
+ }
+
+ } else {
+ /* mysql 4.x.x */
+ snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s", row[9], row[10]);
+ if (strcmp (row[9], "Yes") != 0 || strcmp (row[10], "Yes") != 0) {
+ mysql_free_result (res);
+ mysql_close (&mysql);
+ die (STATE_CRITICAL, "%s\n", slaveresult);
+ }
+ }
+
+ /* free the result */
+ mysql_free_result (res);
+ }
+
/* close the connection */
mysql_close (&mysql);
/* print out the result of stats */
- printf ("%s\n", result);
+ if (check_slave) {
+ printf ("%s %s\n", result, slaveresult);
+ } else {
+ printf ("%s\n", result);
+ }
return STATE_OK;
}
-
-
/* process command-line arguments */
int
process_arguments (int argc, char **argv)
{"username", required_argument, 0, 'u'},
{"password", required_argument, 0, 'p'},
{"port", required_argument, 0, 'P'},
+ {"check-slave", no_argument, 0, 'S'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{"help", no_argument, 0, 'h'},
return ERROR;
while (1) {
- c = getopt_long (argc, argv, "hVP:p:u:d:H:", longopts, &option);
+ c = getopt_long (argc, argv, "hVSP:p:u:d:H:", longopts, &option);
if (c == -1 || c == EOF)
break;
db_host = optarg;
}
else {
- usage (_("Invalid host name\n"));
+ usage2 (_("Invalid hostname/address"), optarg);
}
break;
case 'd': /* hostname */
case 'P': /* critical time threshold */
db_port = atoi (optarg);
break;
+ case 'S':
+ check_slave = 1; /* check-slave */
+ break;
case 'V': /* version */
print_revision (progname, revision);
exit (STATE_OK);
print_help ();
exit (STATE_OK);
case '?': /* help */
- usage (_("Invalid argument\n"));
+ printf (_("%s: Unknown argument: %s\n\n"), progname, optarg);
+ print_usage ();
+ exit (STATE_UNKNOWN);
}
}
db_host = argv[c++];
}
else {
- usage ("Invalid host name");
+ usage2 (_("Invalid hostname/address"), optarg);
}
else if (strlen(db_user) == 0)
db_user = argv[c++];
-
-
int
validate_arguments (void)
{
-
-
-\f
void
print_help (void)
{
-p, --password=STRING\n\
Use the indicated password to authenticate the connection\n\
==> IMPORTANT: THIS FORM OF AUTHENTICATION IS NOT SECURE!!! <==\n\
- Your clear-text password will be visible as a process table entry\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"));
printf (_("\n\
There are no required arguments. By default, the local database with\n\
@@ -245,12 +305,10 @@ a server listening on MySQL standard port %d will be checked\n"), MYSQL_PORT);
-
void
print_usage (void)
{
- printf (_("\
-Usage: %s [-d database] [-H host] [-P port] [-u user] [-p password]\n"),
+ printf ("\
+Usage: %s [-d database] [-H host] [-P port] [-u user] [-p password] [-S]\n",
progname);
- printf (_(UT_HLP_VRS), progname, progname);
}