#!/bin/bash
set -e

# https://wiki.k-space.ee/en/hosting/proxmox
# image does not come from debian, but whole thing probably replaced with self-service thing anyway

if [[ "$#" -ne 2 ]]; then
        echo "ERROR: expected exactly 2 arguments"
        echo "USAGE: $0 <storage> <vmid>"
        exit 1
fi
storage="$1"
vmid="$2"
img=debian-12
ident=d12.v2
size=100G

# will error if vmid exists
qm create "$vmid" \
	--cpu x86-64-v3 --numa 1 \
	--cores 16 --vcpus 8 \
	--memory 4096 \
	--scsihw virtio-scsi-pci \
        --ide0 none,media=cdrom --ide2 "$storage":cloudinit,format=raw \
	--boot order='ide0;scsi0' \
	--serial0 socket --vga serial0 \
	--net0 virtio,bridge=vmbr0 \
	--ipconfig0 ip='193.40.103.99/24',gw='193.40.103.1',ip6='2001:bb8:4008:20::99/64',gw6='2001:bb8:4008:20::1' \
	--searchdomain zoo.k-space.ee --nameserver '1.1.1.1 8.8.8.8' \
	--ostype l26 --hotplug disk,network,usb,memory,cpu --onboot 1 \
        --agent 1,fstrim_cloned_disks=1 \
        --name "$ident.$HOSTNAME" --description "https://wiki.k-space.ee/en/hosting/proxmox"$'\n\n'"Base template: $ident"$'\n\n'"User: UNDOCUMENTED"

# Whole script supposed to be replaced by self-service suite anyway.
#TODO: virt-builder version is crap, replacing it with drop-in:
wget 'https://cdimage.debian.org/images/cloud/bookworm/latest/debian-12-genericcloud-amd64.raw' -O "$img".img

function cleanup {
	rm "$img".img
}
trap cleanup EXIT

virt-customize -a "$img".img \
	--root-password disabled \
        --install qemu-guest-agent,sshguard \
	--run-command 'unattended-upgrades unattended-upgrades/enable_auto_updates boolean true | debconf-set-selections' \
	--run-command 'dpkg-reconfigure -f noninteractive unattended-upgrades' \
	--append-line '/lib/udev/rules.d/80-hotplug-cpu-mem.rules:SUBSYSTEM=="cpu", ACTION=="add", TEST=="online", ATTR{online}=="0", ATTR{online}="1"' \
	--append-line '/lib/udev/rules.d/80-hotplug-cpu-mem.rules:SUBSYSTEM=="memory", ACTION=="add", TEST=="state", ATTR{state}=="offline", ATTR{state}="online"'

qm set "$vmid" --scsi0 "$storage":0,import-from="$PWD/$img.img",discard=on,ssd=1
qm disk resize "$vmid" scsi0 "$size"

qm template "$vmid"