#! /bin/sh -e

if [ $# -ne 1 ]; then
    echo "Usage: $0 TEAM" 1>&2
    exit 64
fi

# Don't overwrite files
set -C

hash=$(echo "$1" | md5sum | cut -b 1-8)
echo "$1" > /var/lib/ctf/teams/$hash
echo "Registered with hash $hash"