library/roles/smartgears/resource_checker_se_plugin: Add the nagios check to monitor the resources status.

smartgears/resource_checker_se_plugin/defaults/main.yml

@@ -8,3 +8,5 @@ resource_checker_se_plugin_name: 'resource-checker-se-plugin'
 resource_checker_se_plugin_extension: 'jar'
 resource_checker_se_plugin_classifier: 'jar-with-dependencies'
 resource_checker_se_plugin_file: '{{ resource_checker_se_plugin_name }}-{{ resource_checker_se_plugin_version }}-jar-with-dependencies.{{ resource_checker_se_plugin_extension }}'
+
+resource_checker_nagios_nrpe: True

smartgears/resource_checker_se_plugin/tasks/main.yml

@@ -12,3 +12,16 @@
   become_user: '{{ smartgears_user }}'
   when: resource_checker_se_plugin_install
   tags: [ 'smartgears', 'resource_checker_se', 'tomcat' ]
+
+- block:
+    - name: Install the resource checker nagios check
+      template: src=check_missing_resources.sh.j2 dest={{ nagios_plugdir | default('/usr/lib/nagios/plugins') }}/check_missing_resources mode=0755
+
+    - name: Install the nrpe job to run the check
+      template: src=resource_checker_nrpe.cfg.j2 dest=/etc/nagios/nrpe.d/resource_checker_nrpe.cfg owner=root group=root mode=0444
+      notify: Reload NRPE server
+
+  become: False
+  when: resource_checker_se_plugin_install and resource_checker_nagios_nrpe
+  tags: [ 'smartgears', 'resource_checker_se', 'nagios' ]
+

smartgears/resource_checker_se_plugin/templates/check_missing_resources.sh.j2

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+COMMON_SH_LIB={{ nagios_isti_plugdir }}/check_library.sh
+RESOURCES_STATUS_FILE={{ smartgears_user_home }}/missing_resources/identifiers
+
+if [  -f $COMMON_SH_LIB ] ; then
+    . $COMMON_SH_LIB
+else
+    echo "UNKNOWN - Library file $COMMON_SH_LIB does not exist"
+    exit $NAGIOS_UNKNOWN
+fi
+
+if [ ! -f $RESOURCES_STATUS_FILE ] ; then
+    echo "UNKNOWN - File $RESOURCES_STATUS_FILE does not exist"
+    exit $NAGIOS_UNKNOWN
+fi
+
+RESOURCES_DATA=$( cat $RESOURCES_STATUS_FILE )
+if [ "$RESOURCES_DATA" == "none" ] ; then
+    echo "OK - No resources are missing"
+    exit $NAGIOS_OK
+else
+    echo "CRITICAL - Missing resources: $RESOURCES_DATA"
+    exit $NAGIOS_CRITICAL
+fi
+

smartgears/resource_checker_se_plugin/templates/resource_checker_nrpe.cfg.j2

@@ -0,0 +1,2 @@
+command[nrpe_resource_checker]={{ nagios_plugdir | default('/usr/lib/nagios/plugins') }}/check_missing_resources
+