Battery runtime left check

plugins/check_ups.c

@@ -52,6 +52,7 @@ enum {
 #define UPS_STATUS   4   /* supports UPS status */
 #define UPS_TEMP     8   /* supports UPS temperature */
 #define UPS_LOADPCT	16   /* supports load percent */
+#define UPS_BATTLEFT	32   /* supports runtime left */
 
 #define UPSSTATUS_NONE       0
 #define UPSSTATUS_OFF        1
@@ -86,6 +87,7 @@ double ups_utility_voltage = 0.0;
 double ups_battery_percent = 0.0;
 double ups_load_percent = 0.0;
 double ups_temperature = 0.0;
+double ups_battery_left = 0.0;
 char *ups_status;
 int temp_output_c = 0;
 
@@ -292,12 +294,12 @@ main (int argc, char **argv)
 		if (temp_output_c) {
 		  tunits="degC";
 		  ups_temperature = atof (temp_buffer);
-		  xasprintf (&message, "%sTemp=%3.1fC", message, ups_temperature);
+		  xasprintf (&message, "%sTemp=%3.1fC ", message, ups_temperature);
 		}
 		else {
 		  tunits="degF";
 		  ups_temperature = (atof (temp_buffer) * 1.8) + 32;
-		  xasprintf (&message, "%sTemp=%3.1fF", message, ups_temperature);
+		  xasprintf (&message, "%sTemp=%3.1fF ", message, ups_temperature);
 		}
 
 		if (check_variable == UPS_TEMP) {
@@ -319,6 +321,35 @@ main (int argc, char **argv)
 		}
 	}
 
+	/* get the ups battery runtime left if possible */
+	res=get_ups_variable ("battery.runtime", temp_buffer, sizeof (temp_buffer));
+	if (res == NOSUCHVAR) supported_options &= ~UPS_BATTLEFT;
+	else if ( res != OK)
+		return STATE_CRITICAL;
+	else {
+		supported_options |= UPS_BATTLEFT;
+		ups_battery_left = atof (temp_buffer) / 60;
+		xasprintf (&message, "%sLeft=%3.1fmin", message, ups_battery_left);
+
+		if (check_variable == UPS_BATTLEFT) {
+			if (check_crit==TRUE && ups_battery_left <= critical_value) {
+				result = STATE_CRITICAL;
+			}
+			else if (check_warn==TRUE && ups_battery_left<=warning_value) {
+				result = max_state (result, STATE_WARNING);
+			}
+			xasprintf (&data, "%s %s", data,
+			          fperfdata ("left", ups_battery_left, "",
+			                    check_warn, warning_value,
+			                    check_crit, critical_value,
+			                    TRUE, 0, FALSE, 0));
+		} else {
+			xasprintf (&data, "%s %s", data,
+			          fperfdata ("left", ups_battery_left, "",
+			                    FALSE, 0, FALSE, 0, TRUE, 0, FALSE, 0));
+		}
+	}
+
 	/* if the UPS does not support any options we are looking for, report an error */
 	if (supported_options == UPS_NONE) {
 		result = STATE_CRITICAL;
@@ -546,6 +577,8 @@ process_arguments (int argc, char **argv)
 				check_variable = UPS_UTILITY;
 			else if (!strcmp (optarg, "TEMP"))
 				check_variable = UPS_TEMP;
+			else if (!strcmp (optarg, "BATTLEFT"))
+				check_variable = UPS_BATTLEFT;
 			else if (!strcmp (optarg, "BATTPCT"))
 				check_variable = UPS_BATTPCT;
 			else if (!strcmp (optarg, "LOADPCT"))
@@ -623,7 +656,7 @@ print_help (void)
   printf (" %s\n", "-e, --extended-units");
   printf ("    %s\n", _("Allow nonstandard units in performance data (used for voltage and temperatures)"));
   printf (" %s\n", "-v, --variable=STRING");
-  printf ("    %s %s\n", _("Valid values for STRING are"), "LINE, TEMP, BATTPCT or LOADPCT");
+  printf ("    %s %s\n", _("Valid values for STRING are"), "LINE, TEMP, BATTLEFT, BATTPCT or LOADPCT");
 
 	printf (UT_WARN_CRIT);