def start_powercycle(device_name, callback, max_time=30):
"""
Initiate a power cycle for DEVICE_NAME. This function returns immediately,
and will invoke CALLBACK with a boolean success indication when the
operation is complete. CALLBACK will be invoked in a different thread from
that where this function was called.
The function guarantees to callback before MAX_TIME seconds have elapsed,
or not call back at all.
"""
callback_before = time.time() + max_time
hostname, bnk, rly = data.device_relay_info(device_name)
logs.device_logs.add(device_name, "initiating power cycle", 'bmm')
_run_async(callback_before, callback, lambda : relay.powercycle(hostname, bnk, rly, max_time))
def start_powercycle(device_name, callback, max_time=30):
"""
Initiate a power cycle for DEVICE_NAME. This function returns immediately,
and will invoke CALLBACK with a boolean success indication when the
operation is complete. CALLBACK will be invoked in a different thread from
that where this function was called.
The function guarantees to callback before MAX_TIME seconds have elapsed,
or not call back at all.
"""
callback_before = time.time() + max_time
hostname, bnk, rly = data.device_relay_info(device_name)
logs.device_logs.add(device_name, "initiating power cycle", 'bmm')
_run_async(callback_before, callback,
lambda: relay.powercycle(hostname, bnk, rly, max_time))
def on_entry(self):
has_sut_agent = data.device_has_sut_agent(self.machine.device_name)
has_relay = data.device_relay_info(self.machine.device_name)
if has_sut_agent and (not has_relay or
(self.machine.increment_counter('sut_attempts') <=
self.TRY_RELAY_AFTER_SUT_COUNT)):
self.sut_reboot()
return
if has_relay:
self.relay_powercycle()
else:
if has_sut_agent:
self.logger.error('cannot power-cycle device: SUT reboot '
'failed and no relay')
else:
self.logger.error('cannot power-cycle device: no relay nor '
'SUT agent')
self.machine.goto_state(failed_power_cycling)
def testRelayInfo(self):
self.assertEquals(("relay-1", 1, 1),
data.device_relay_info("device1"))
