openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#!/usr/bin/env python3
import json
import os
import requests
import signal
import subprocess
import time
os.environ['FAKEUPLOAD'] = "1"
from common.params import Params
from common.realtime import sec_since_boot
import selfdrive.manager as manager
from selfdrive.test.helpers import with_processes
def test_athena():
print("ATHENA")
start = sec_since_boot()
manager.start_daemon_process("manage_athenad")
params = Params()
manage_athenad_pid = params.get("AthenadPid")
assert manage_athenad_pid is not None
try:
os.kill(int(manage_athenad_pid), 0)
# process is running
except OSError:
assert False, "manage_athenad is dead"
def expect_athena_starts(timeout=30):
now = time.time()
athenad_pid = None
while athenad_pid is None:
try:
athenad_pid = subprocess.check_output(["pgrep", "-P", manage_athenad_pid], encoding="utf-8").strip()
return athenad_pid
except subprocess.CalledProcessError:
if time.time() - now > timeout:
assert False, f"Athena did not start within {timeout} seconds"
time.sleep(0.5)
def athena_post(payload, max_retries=5, wait=5):
tries = 0
while 1:
try:
resp = requests.post(
"https://athena.comma.ai/" + params.get("DongleId", encoding="utf-8"),
headers={
"Authorization": "JWT " + os.getenv("COMMA_JWT"),
"Content-Type": "application/json"
},
data=json.dumps(payload),
timeout=30
)
resp_json = resp.json()
if resp_json.get('error'):
raise Exception(resp_json['error'])
return resp_json
except Exception as e:
time.sleep(wait)
tries += 1
if tries == max_retries:
raise
else:
print(f'athena_post failed {e}. retrying...')
def expect_athena_registers(test_t0):
resp = athena_post({
"method": "echo",
"params": ["hello"],
"id": 0,
"jsonrpc": "2.0"
}, max_retries=12, wait=5)
assert resp.get('result') == "hello", f'Athena failed to register ({resp})'
last_pingtime = params.get("LastAthenaPingTime", encoding='utf8')
assert last_pingtime, last_pingtime
assert ((int(last_pingtime)/1e9) - test_t0) < (sec_since_boot() - test_t0)
try:
athenad_pid = expect_athena_starts()
# kill athenad and ensure it is restarted (check_output will throw if it is not)
os.kill(int(athenad_pid), signal.SIGINT)
expect_athena_starts()
if not os.getenv('COMMA_JWT'):
print('WARNING: COMMA_JWT env not set, will not test requests to athena.comma.ai')
return
expect_athena_registers(start)
print("ATHENA: getSimInfo")
resp = athena_post({
"method": "getSimInfo",
"id": 0,
"jsonrpc": "2.0"
})
assert resp.get('result'), resp
assert 'sim_id' in resp['result'], resp['result']
print("ATHENA: takeSnapshot")
resp = athena_post({
"method": "takeSnapshot",
"id": 0,
"jsonrpc": "2.0"
})
assert resp.get('result'), resp
assert resp['result']['jpegBack'], resp['result']
@with_processes(["deviceStated"])
def test_athena_deviceState():
print("ATHENA: getMessage(deviceState)")
resp = athena_post({
"method": "getMessage",
"params": {"service": "deviceState", "timeout": 5000},
"id": 0,
"jsonrpc": "2.0"
})
assert resp.get('result'), resp
assert resp['result']['deviceState'], resp['result']
test_athena_deviceState()
finally:
try:
athenad_pid = subprocess.check_output(["pgrep", "-P", manage_athenad_pid], encoding="utf-8").strip()
except subprocess.CalledProcessError:
athenad_pid = None
try:
os.kill(int(manage_athenad_pid), signal.SIGINT)
os.kill(int(athenad_pid), signal.SIGINT)
except (OSError, TypeError):
pass