Files
python/meshtastic/powermon/stress.py

118 lines
3.9 KiB
Python

"""Power stress testing support.
"""
import logging
import time
from ..protobuf import portnums_pb2, powermon_pb2
def onPowerStressResponse(packet, interface):
"""Delete me? FIXME"""
logging.debug(f"packet:{packet} interface:{interface}")
# interface.gotResponse = True
class PowerStressClient:
"""
The client stub for talking to the firmware PowerStress module.
"""
def __init__(self, iface, node_id=None):
"""
Create a new PowerStressClient instance.
iface is the already open MeshInterface instance
"""
self.iface = iface
if not node_id:
node_id = iface.myInfo.my_node_num
self.node_id = node_id
# No need to subscribe - because we
# pub.subscribe(onGPIOreceive, "meshtastic.receive.powerstress")
def sendPowerStress(
self,
cmd: powermon_pb2.PowerStressMessage.Opcode.ValueType,
num_seconds: float = 0.0,
onResponse=None,
):
"""Client goo for talking with the device side agent."""
r = powermon_pb2.PowerStressMessage()
r.cmd = cmd
r.num_seconds = num_seconds
return self.iface.sendData(
r,
self.node_id,
portnums_pb2.POWERSTRESS_APP,
wantAck=True,
wantResponse=True,
onResponse=onResponse,
onResponseAckPermitted=True,
)
def syncPowerStress(
self,
cmd: powermon_pb2.PowerStressMessage.Opcode.ValueType,
num_seconds: float = 0.0,
):
"""Send a power stress command and wait for the ack."""
gotAck = False
def onResponse(packet: dict): # pylint: disable=unused-argument
nonlocal gotAck
gotAck = True
logging.info(
f"Sending power stress command {powermon_pb2.PowerStressMessage.Opcode.Name(cmd)}"
)
self.sendPowerStress(cmd, onResponse=onResponse, num_seconds=num_seconds)
if num_seconds == 0.0:
# Wait for the response and then continue
while not gotAck:
time.sleep(0.1)
else:
# we wait a little bit longer than the time the UUT would be waiting (to make sure all of its messages are handled first)
time.sleep(
num_seconds + 0.2
) # completely block our thread for the duration of the test
if not gotAck:
logging.error("Did not receive ack for power stress command!")
class PowerStress:
"""Walk the UUT through a set of power states so we can capture repeatable power consumption measurements."""
def __init__(self, iface):
self.client = PowerStressClient(iface)
def run(self):
"""Run the power stress test."""
try:
self.client.syncPowerStress(powermon_pb2.PowerStressMessage.PRINT_INFO)
num_seconds = 5.0
states = [
powermon_pb2.PowerStressMessage.LED_ON,
powermon_pb2.PowerStressMessage.LED_OFF,
powermon_pb2.PowerStressMessage.BT_OFF,
powermon_pb2.PowerStressMessage.BT_ON,
powermon_pb2.PowerStressMessage.CPU_FULLON,
powermon_pb2.PowerStressMessage.CPU_IDLE,
# FIXME - can't test deepsleep yet because the ttyACM device disappears. Fix the python code to retry connections
# powermon_pb2.PowerStressMessage.CPU_DEEPSLEEP,
]
for s in states:
s_name = powermon_pb2.PowerStressMessage.Opcode.Name(s)
logging.info(
f"Running power stress test {s_name} for {num_seconds} seconds"
)
self.client.syncPowerStress(s, num_seconds)
logging.info("Power stress test complete.")
except KeyboardInterrupt as e:
logging.warning(f"Power stress interrupted: {e}")