Create a date versioned lvm snapshot

create-date-versioned-snapshot

shopt -s -o nounset
purpose=${1:-obfuscator}
lv=/dev/mongoman/mongo
date_of_snap=$(date +%Y%m%d)
timestamp_of_snap=$(date +%s)
size=100M

snapshot_name=mongo_${purpose}_${date_of_snap}_${timestamp_of_snap}_snap

lvcreate --size ${size} --snapshot --name ${snapshot_name} ${lv}

mkdir -p /b/${snapshot_name}
mount /dev/mongoman/${snapshot_name} /b/${snapshot_name}