#!/bin/bash
# Switch a fresh Proxmox VE install from the enterprise repo (which fails
# on apt update without a paid subscription) to the no-subscription repo.
# Idempotent - safe to re-run. Run as root on the PVE host.
set -euo pipefail

if [ "$(id -u)" -ne 0 ]; then
    echo "Must run as root." >&2
    exit 1
fi

CODENAME="$(. /etc/os-release && echo "$VERSION_CODENAME")"

ENTERPRISE_LIST="/etc/apt/sources.list.d/pve-enterprise.list"
if [ -f "$ENTERPRISE_LIST" ]; then
    sed -i 's/^deb/#deb/' "$ENTERPRISE_LIST"
    echo "Disabled $ENTERPRISE_LIST"
fi

CEPH_ENTERPRISE_LIST="/etc/apt/sources.list.d/ceph.list"
if [ -f "$CEPH_ENTERPRISE_LIST" ] && grep -q enterprise "$CEPH_ENTERPRISE_LIST" 2>/dev/null; then
    sed -i 's/^deb/#deb/' "$CEPH_ENTERPRISE_LIST"
    echo "Disabled $CEPH_ENTERPRISE_LIST"
fi

NOSUB_LIST="/etc/apt/sources.list.d/pve-no-subscription.list"
cat > "$NOSUB_LIST" <<EOF
deb http://download.proxmox.com/debian/pve ${CODENAME} pve-no-subscription
EOF
echo "Wrote $NOSUB_LIST for codename '${CODENAME}'."

apt-get update
echo "Repo switched. Review 'apt list --upgradable' before upgrading."