INNER CODE UNIT · Python

api_call

LINBIT/linstor-server · scripts/linstor-controller-ha-setup.py:189

def api_call(what, call, *call_args, **call_kwargs):
    """Announce a LINSTOR API call, make it, and fail on any error it reports.

    The steps this replaced were `linstor ...` command lines that run() echoed
    before running them, so announce these the same way and before the call:
    spawning a resource takes a while, and a run that appears to do nothing
    meanwhile is not one an operator can follow.
    """
    print("+ linstor: " + what, flush=True)
    responses = call(*call_args, **call_kwargs)
    for response in responses:
        if response.is_error():
            die(what + " failed: " + response.message)
    return responses


def die(msg):
    print("ERROR: " + msg, file=sys.stderr)

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