prometheus.py 文件源码

def write_prometheus_config_def():
    config = hookenv.config()
    port = config.get('port', '9090')
    check_ports(port)
    if config.get('external_url', False):
        vars = {
            'private_address': hookenv.unit_get('private-address'),
            'public_address': hookenv.unit_get('public-address'),
            # prometheus default:
            'port': port,
        }
        runtime_args('-web.external-url',
                     config['external_url'].format(**vars))
    args = runtime_args()
    hookenv.log('runtime_args: {}'.format(args))
    if args:
        render(source=PROMETHEUS_DEF_TMPL,
               target=PROMETHEUS_DEF,
               context={'args': args},
               )
    set_state('prometheus.do-restart')
    remove_state('prometheus.do-reconfig-def')