A tiny reminder script for icinga/nagios

diff --git a/generatortest.sh b/generatortest.sh
new file mode 100755 (executable)
index 0000000..b633dec
--- /dev/null
+++ b/generatortest.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+# generatortest notifier for icinga
+# Alert if the file /tmp/generatortest is present, first with warning on Monday and then with critical on Thursday (day of test)
+# Must have this cron job: 
+# At 08:00 on the first seven days of every month, check if it's a Monday, and output the date for the following thursday to the file /tmp/generatortest. Note that the % needs to be escaped when it's run through cron
+# 0 8 1-7 * * root [ "$(LC_TIME=en_US date '+\%a')" = "Mon" ] && date --date='+3 days' '+\%Y\%m\%d\%H\%M' > /tmp/generatortest
+TestFile="/tmp/generatortest"
+if [ -e "${TestFile}" ]; then
+  TestDate="$(head -n 1 "${TestFile}")"
+  Today="$(date +%Y%m%d%H%M)"
+  if [ "${Today}" -lt "${TestDate}" ]; then
+    echo "Reminder: generator test on Thursday"
+    exit 1
+  else
+    echo "Please run generator test today, then delete ${TestFile}"
+    exit 2
+  fi
+fi