#!/usr/bin/env bash
set -eu

# Are we running systemd?
if which systemctl &> /dev/null && systemctl is-system-running | grep -vq offline &> /dev/null; then
    # Is `mullvad-daemon.service` running?
    if systemctl status mullvad-daemon &> /dev/null; then
        mullvad-setup prepare-restart || true
        systemctl stop mullvad-daemon.service
        systemctl disable mullvad-daemon.service
        systemctl disable mullvad-early-boot-blocking.service || true
        cp /var/log/mullvad-vpn/daemon.log /var/log/mullvad-vpn/old-install-daemon.log \
            || echo "Failed to copy old daemon log"
    fi
fi

# Since we are upgrading mullvad-daemon, it will probably have current IP baked into itself.
rm -f /var/cache/mullvad-vpn/api-ip-address.txt