Add a check command definition for check_iostats

This should work fine with this plugin https://github.com/dnsmichi/icinga-plugins/blob/master/scripts/check_iostats

fixes #12613

Signed-off-by: Gunnar Beutner <gunnar.beutner@netways.de>

doc/10-icinga-template-library.md

@@ -2621,9 +2621,27 @@ Name                       | Description
 ---------------------------|-------------
 running\_kernel\_use\_sudo | Whether to run the plugin with `sudo`. Defaults to false except on Ubuntu where it defaults to true.
 
+#### <a id="plugin-contrib-command-iostats"></a> iostats
+
+The plugin [check_iostats](https://github.com/dnsmichi/icinga-plugins/blob/master/scripts/check_iostats) is used to monitor I/O with `iostats` on a Linux host. The default thresholds are rather high so you can use a grapher for baselining before setting your own.
+
+Custom attributes passed as [command parameters](3-monitoring-basics.md#command-passing-parameters):
+
+Name           | Description
+---------------|-----------------------------------------------------------------------------------------------------------------------
+iostats\_disk            | **Required.** The device to monitor without path. e.g. sda or vda. (default: sda)
+iostats\_warning\_tps    | **Required.** Warning threshold for tps (default: 3000)
+iostats\_warning\_read   | **Required.** Warning threshold for KB/s reads (default: 50000)
+iostats\_warning\_write  | **Required.** Warning threshold for KB/s writes (default: 10000)
+iostats\_warning\_wait   | **Required.** Warning threshold for % iowait (default: 50)
+iostats\_critical\_tps   | **Required.** Critical threshold for tps (default: 5000)
+iostats\_critical\_read  | **Required.** Critical threshold for KB/s reads (default: 80000)
+iostats\_critical\_write | **Required.** Critical threshold for KB/s writes (default: 25000)
+iostats\_critical\_wait  | **Required.** Critical threshold for % iowait (default: 80)
+
 #### <a id="plugin-contrib-command-iostat"></a> iostat
 
-The plugin [check_iostat](https://github.com/dnsmichi/icinga-plugins/blob/master/scripts/check_iostat) is used to monitor I/O with `iostat` on a linux host. The default thresholds are rather high so you can use a grapher for baselining before setting your own.
+The plugin [check_iostat](https://github.com/dnsmichi/icinga-plugins/blob/master/scripts/check_iostat) is used to monitor I/O with `iostat` on a Linux host. The default thresholds are rather high so you can use a grapher for baselining before setting your own.
 
 Custom attributes passed as [command parameters](3-monitoring-basics.md#command-passing-parameters):
 

itl/plugins-contrib.d/operating-system.conf

@@ -147,3 +147,41 @@ object CheckCommand "iostat" {
 	vars.iostat_cread = 200
 	vars.iostat_cwrite = 200
 }
+
+object CheckCommand "iostats" {
+        import "plugin-check-command"
+        command = [ PluginContribDir + "/check_iostats" ]
+        arguments = {
+                "-d" = {
+                        value = "$iostats_disk$"
+                        description = "Device to check without path. e.g. sda"
+                }
+                "-w" = {
+                        value ="$iostats_warning_tps$,$iostats_warning_read$,$iostats_warning_write$"
+                        description = "Sets the WARNING level for tps, KB_read/s and KB_written/s, respectively"
+                }
+                "-c" = {
+                        value ="$iostats_critical_tps$,$iostats_critical_read$,$iostats_critical_write$"
+                        description = "Sets the CRITICAL level for tps, KB_read/s and KB_written/s, respectively"
+                }
+                "-W" = {
+                        value ="$iostats_warning_wait$"
+                        description = "Sets the WARNING level for iowait"
+                }
+
+                "-C" = {
+                        value ="$iostats_critical_wait$"
+                        description = "Sets the CRITICAL level for iowait"
+                }
+        }
+
+        vars.iostats_disk = "sda"
+        vars.iostats_warning_tps = 3000
+        vars.iostats_warning_read = 50000
+        vars.iostats_warning_write = 10000
+        vars.iostats_warning_wait = 50
+        vars.iostats_critical_tps = 5000
+        vars.iostats_critical_read = 80000
+        vars.iostats_critical_write = 25000
+        vars.iostats_critical_wait = 80
+}