monitoring.py/monitors/managed.py

import os

class Managed:
    interval = 60;
    loopCount = 100
    def __init__(self, exporter):
        self.exporter = exporter

    def run(self):
        if os.path.isfile('/opt/ansible-managed'):
            self.exporter.gauge("managed", 1)
        else:
            self.exporter.gauge("managed", 0)