#!/bin/bash
while read line
do
    #echo $line
    ip=$(echo $line | cut -d ' ' -f 1)
    #echo "IP address: $ip"
    hostname=$(echo $line | cut -d ' ' -f 2)
    #echo "Hostname: $hostname"
    vmnum=35$(echo $ip | cut -d '.' -f 4)
    #echo "VM number: $vmnum"
    qm clone 5000 $vmnum --name $hostname --full 
    if [ $? -eq 0 ] 
        then echo "clone OK"
        else "clone ERROR"; exit 1
        fi
    qm set $vmnum --tags 3,gfx
    ## preparing custom CloudInit snippets
    cp ./user.yaml /mnt/pve/syno-tigra/snippets/${vmnum}_user.yaml
    cp ./network.yaml /mnt/pve/syno-tigra/snippets/${vmnum}_network.yaml
    sed -i "s/HOSTNAME/$hostname/g" /mnt/pve/syno-tigra/snippets/${vmnum}_user.yaml
    sed -i "s/IP/$ip/g" /mnt/pve/syno-tigra/snippets/${vmnum}_network.yaml
    mac=$(cat /etc/pve/qemu-server/${vmnum}.conf | grep net0 | cut -d ',' -f 1 | cut -d '=' -f 2)
    sed -i "s/MAC/$mac/g" /mnt/pve/syno-tigra/snippets/${vmnum}_network.yaml
    if [ -e "./gfx.pub" ]
        then echo "key OK"
        else echo "key ERROR. Put the public key named 'gfx.pub'"; exit 2
        fi
    qm resize $vmnum scsi0 +50G
    qm set $vmnum --cicustom "user=syno-tigra:snippets/${vmnum}_user.yaml,network=syno-tigra:snippets/${vmnum}_network.yaml" --sshkey ./gfx.pub
    qm cloudinit update $vmnum
    qm start $vmnum
    if [ $? -eq 0 ] 
        then echo "VM successfully CREATED"
        else "ERROR creating VM"; exit 3
        fi
done < ./hosts