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Diffstat (limited to 'plugins/check_mysql.c')
-rw-r--r--plugins/check_mysql.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index 4f09e5f8..216626bc 100644
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
@@ -42,6 +42,7 @@ const char *email = "devel@monitoring-plugins.org";
#include "netutils.h"
#include <mysql.h>
+#include <mysqld_error.h>
#include <errmsg.h>
char *db_user = NULL;
@@ -59,6 +60,7 @@ char *opt_file = NULL;
char *opt_group = NULL;
unsigned int db_port = MYSQL_PORT;
int check_slave = 0, warn_sec = 0, crit_sec = 0;
+int ignore_auth = 0;
int verbose = 0;
static double warning_time = 0;
@@ -136,7 +138,16 @@ main (int argc, char **argv)
mysql_ssl_set(&mysql,key,cert,ca_cert,ca_dir,ciphers);
/* establish a connection to the server and error checking */
if (!mysql_real_connect(&mysql,db_host,db_user,db_pass,db,db_port,db_socket,0)) {
- if (mysql_errno (&mysql) == CR_UNKNOWN_HOST)
+ if (ignore_auth && mysql_errno (&mysql) == ER_ACCESS_DENIED_ERROR)
+ {
+ printf("MySQL OK - Version: %s (protocol %d)\n",
+ mysql_get_server_info(&mysql),
+ mysql_get_proto_info(&mysql)
+ );
+ mysql_close (&mysql);
+ return STATE_OK;
+ }
+ else if (mysql_errno (&mysql) == CR_UNKNOWN_HOST)
die (STATE_WARNING, "%s\n", mysql_error (&mysql));
else if (mysql_errno (&mysql) == CR_VERSION_ERROR)
die (STATE_WARNING, "%s\n", mysql_error (&mysql));
@@ -341,6 +352,7 @@ process_arguments (int argc, char **argv)
{"critical", required_argument, 0, 'c'},
{"warning", required_argument, 0, 'w'},
{"check-slave", no_argument, 0, 'S'},
+ {"ignore-auth", no_argument, 0, 'n'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{"help", no_argument, 0, 'h'},
@@ -357,7 +369,7 @@ process_arguments (int argc, char **argv)
return ERROR;
while (1) {
- c = getopt_long (argc, argv, "hlvVSP:p:u:d:H:s:c:w:a:k:C:D:L:f:g:", longopts, &option);
+ c = getopt_long (argc, argv, "hlvVnSP:p:u:d:H:s:c:w:a:k:C:D:L:f:g:", longopts, &option);
if (c == -1 || c == EOF)
break;
@@ -419,6 +431,9 @@ process_arguments (int argc, char **argv)
case 'S':
check_slave = 1; /* check-slave */
break;
+ case 'n':
+ ignore_auth = 1; /* ignore-auth */
+ break;
case 'w':
warning = optarg;
warning_time = strtod (warning, NULL);
@@ -506,6 +521,9 @@ print_help (void)
printf (UT_EXTRA_OPTS);
printf (UT_HOST_PORT, 'P', myport);
+ printf (" %s\n", "-n, --ignore-auth");
+ printf (" %s\n", _("Ignore authentication failure and check for mysql connectivity only"));
+
printf (" %s\n", "-s, --socket=STRING");
printf (" %s\n", _("Use the specified socket (has no effect if -H is used)"));