#!/bin/bash
##### Run on source computer

while true; do
    now=$(date +%s)
    target=$(date -d "23:00" +%s)

    if [ $now -ge $target ]; then
          /usr/bin/docker exec rocketchat_mongo_1 mongodump --archive=rocket_db.tar --db=rocketchat
          /usr/bin/docker cp rocketchat_mongo_1:/rocket_db.tar /home/cheeseplant/rocketchat/.


        sleep $[24*60*60]  # wait for 24 hours before running again
    else
        sleep $[$target-$now]  # wait until 23:00 before running
    fi
done