@staticmethod
    def _get_all_on_failure_nodes(action_chain):
        on_failure_nodes = set([node.on_failure for node in action_chain.chain])
        return on_failure_nodes
Get a service by hostname and binary.
dataset/ETHPy150Open StackStorm/st2/st2actions/st2actions/runners/actionchainrunner.py/ChainHolder._get_all_on_failure_nodes--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/db/api.py/service_get_by_host_and_binary