add monitoring script to check that kanboard is up to date

monitoring/check_kanbanchaprilorg_update

@@ -0,0 +1,38 @@
+#!/bin/bash 
+#
+# Nagios plugin to check kanboard version.
+#
+
+# program return value 
+#	0 : ok
+#	1 : new version available
+#	2 : error
+#	3 : github not reachable
+#	4 : no installed version find
+
+LAST_VERSION=$(curl --silent https://api.github.com/repos/kanboard/kanboard/tags | jq -r '.[0].name')
+
+file_name="/srv/kanban.chapril.org/www/app/constants.php"
+INSTALLED_VERSION=$(cat $file_name |grep  "^defined('APP_VERSION') or define('APP_VERSION', getenv('APP_VERSION') ?: build_app_version('" | grep -o "v[0-9]\.[0-9]\.[0-9][0-9]")
+
+if [ -z "$LAST_VERSION" ]; then
+    echo "WARNING : cannot get version from github."
+    exit 3
+fi
+
+if [ -z "$INSTALLED_VERSION" ]; then
+    echo "WARNING : cannot find installed version."
+    exit 4
+fi
+
+if [ "$LAST_VERSION" = "$INSTALLED_VERSION" ]; then
+    echo "OK"
+    exit 0
+else
+    echo "WARNING : new version available, installed is $INSTALLED_VERSION, last is $LAST_VERSION."
+#call api create tickets
+    echo 'version='$LAST_VERSION > /srv/kanban.chapril.org/tools/last-version.txt
+    /bin/bash /srv/kanban.chapril.org/tools/update.sh
+#call api if good  close tickets
+    exit 1
+fi