#!/bin/bash
CTHOSTNAME=$1
CTPASS=$2
USER=$3

echo Creating $CTHOSTNAME ...

# Find last CT and get its ID
LASTID=$(pct list | cut -d" " -f1 | tail -1)

if [[ -z "$CTHOSTNAME" ]]; then 
	echo "CT hostname not set"
        exit 1
fi

if [[ -z "$CTPASS" ]]; then 
	echo "CT password not set"
        exit 1
fi

if [[ -z "$USER" ]]; then 
	echo "USER not set"
        exit 1
fi

if [[ -z "$LASTID" ]]; then 
	LASTID=99
fi

NEWID=$(($LASTID + 1))

echo ID of new CT is: $NEWID

## Find the biggest free IP
for i in $(seq $((NEWID + 101)) 254); do ping -W 3 -c 3 192.168.1.$i || break; done
CTIP="192.168.1.$i"

pct create $NEWID local:vztmpl/debian-12-standard_12.2-1_amd64.tar.zst --arch amd64 --cores 2 --features nesting=1 --hostname $CTHOSTNAME --memory 2048 --net0 name=eth0,bridge=vmbr0,firewall=1,gw=192.168.1.1,gw6=2001:470:1f1a:1a4::5,ip=$CTIP/24,ip6=2001:470:1f1a:1a4::$(printf '%x'  $((NEWID - 87)))/96,type=veth --onboot 1 --ostype debian  --swap 1024 --unprivileged 1 --storage local-lvm --ssh-public-keys /root/.ssh/fram3d.pub --password $CTPASS

pct set $NEWID --rootfs local-lvm:vm-$NEWID-disk-0,size=32G

pct start $NEWID

echo "Creds:"
echo "root@$CTIP"
echo "root@2001:470:1f1a:1a4::$(printf '%x'  $((NEWID - 87)))"
echo $CTPASS