Adding a probe on k0s api port to check, if the control plane LB has this port open. Some LBs open only kubernetes API port, so they can't be used for joining controllers. On the other hand, we can't always use the machine's address, since some providers report addresses incorrectly
Adding a probe on k0s api port to check, if the control plane LB has this port open. Some LBs open only kubernetes API port, so they can't be used for joining controllers. On the other hand, we can't always use the machine's address, since some providers report addresses incorrectly