add icinga downtime scheduling script, add whois script, optimize mailbox usage

icinga_downtime.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+#
+# Schedule a custom downtime
+
+icinga_user="FIXME"
+icinga_pw="FIXME"
+cgi_path="https://example.org/icinga/cgi-bin/cmd.cgi?"
+commandfile='/var/spool/icinga/cmd/icinga.cmd'
+
+if [ -z $1 ]; then $0 -h; exit 1; fi
+
+while getopts ":s:d:h" opt; do
+  case $opt in
+    s)
+      tmp=$(echo "$OPTARG" | sed 's/,/ /g')
+      vm=($tmp) # convert $tmp to array
+      ;;
+    d)
+      duration=$OPTARG
+      ;;
+    h)
+      echo "Usage: $(basename $0) -s VM1[,VM2] -d DURATION IN SECONDS"
+      exit 0
+      ;;
+    \?)
+      echo "Invalid option: -$OPTARG" >&2
+      exit 1
+      ;;
+    :)
+      echo "Option -$OPTARG requires an argument." >&2
+      exit 1
+      ;;
+  esac
+done
+
+now=$(date +%s)
+now_h=$(date -d @$now +"%m-%d-%Y %H:%M:%S")
+to=$(($now+$duration))
+to_h=$(date -d @$to +"%m-%d-%Y %H:%M:%S")
+
+for system in "${vm[@]}"; do
+  url="fixed=1&cmd_typ=86&cmd_mod=2&start_time=$now_h&end_time=$to_h&host=$system&com_author=FIXME&com_data=Automated%20downtime&btnSubmit=Commit"
+  $(which curl) -v -u "$icinga_user":"$icinga_pw" "$cgi_path" -d "$url"
+done