the version of fuel checks only in DockerUpgrader.
also when you start upgrade.sh - yes, it checks and upgrade stops with message that already upgraded. but if you specify argument
--no-checker - upgrade will fail.
when start fuel-upgrade.py host-system --src=<path to upgrade files> upgrader does not check that already upgraded and fail during execute upgrade.
the version of fuel checks only in DockerUpgrader.
also when you start upgrade.sh - yes, it checks and upgrade stops with message that already upgraded. but if you specify argument
--no-checker - upgrade will fail.
when start fuel-upgrade.py host-system --src=<path to upgrade files> upgrader does not check that already upgraded and fail during execute upgrade.