record.sh

#!/bin/bash
vps='188.166.55.237'
fmt='mp3'
codec='libmp3lame'
ffmpeg -f alsa -i pulse -acodec $codec -ab 96k -y "output.$fmt"
name=$(cat /dev/urandom | tr -dc "a-zA-Z0-9" | fold -w 6 | head -n 1)
existing=($(ssh $vps ls /var/www/html/*.$fmt | sed -r "s/\/var\/www\/html\/(\w*)\.$fmt/\1/"))
while [[ " ${existing[@]} " =~ " ${name} " ]]
do
  echo "A file named $name.$fmt already exists on server."
  name=$(cat /dev/urandom | tr -dc "a-zA-Z0-9" | fold -w 6 | head -n 1)
  echo "Trying $name.$fmt"
done
scp output.$fmt ${vps}:/var/www/html/$name.$fmt
echo "http://${vps}/$name.$fmt"
rm output.$fmt