def main(): # function keeps global namespace clean
if not safemode and hasattr(board, "syspath"):
sys.path[100:] = board.syspath # sys.path += board.syspath
if hasattr(board, "modules") and board.modules:
from mqtt import MQTT
from uasyncio import sleep_ms, Loop as loop
from esp32 import idf_heap_info, HEAP_DATA
# global default asyncio exception handler
def def_exception_handler(loop, context):
log.error("Task exception: %s", context["message"])
log.exc(
context["exception"],
"coro: %s; future: %s",
context["future"].coro.coro,
context["future"],
)
def lm():
log.info("MEM free=%d contig=%d", gc.mem_free(), gc.mem_maxfree())
log.info("IDF %s", [h[2] for h in idf_heap_info(HEAP_DATA) if h[2] > 0])
loop.set_exception_handler(def_exception_handler)
lm()
# the loader task iterates through the modules (typ from board_config) and starts each one
async def loader():
for name in board.modules:
try:
log.info("Loading %s" % name)
mod = __import__(name) # load the module by name
await sleep_ms(0)
fun = getattr(mod, "start", None) # check whether the module has a start()
if fun:
config = getattr(board, name, {}) # check whether we got a config for this
log.info(" config: [%s]", ", ".join(iter(config)))
lvl = config.pop("log", None)
if lvl:
logging.getLogger(name).setLevel(lvl)
fun(MQTT, config) # call the module's start() function
await sleep_ms(0)
except ImportError as e:
log.error(str(e))
except Exception as e:
log.exc(e, "Cannot start %s: ", name)
lm()
loop.create_task(loader())
log.warning("Starting asyncio loop")
loop.run_forever()
def main(): # function keeps global namespace clean
if not safemode and hasattr(board, "syspath"):
sys.path[100:] = board.syspath # sys.path += board.syspath
if hasattr(board, "modules") and board.modules:
from mqtt import MQTT
from uasyncio import Loop as loop
# global default asyncio exception handler
def def_exception_handler(loop, context):
log.error(context["message"])
log.exc(
context["exception"],
"coro: %s; future: %s",
context["future"].coro,
context["future"],
)
def lm():
log.info("MEM free=%d", gc.mem_free())
loop.set_exception_handler(def_exception_handler)
lm()
for name in board.modules:
try:
log.info("Loading %s" % name)
mod = __import__(name)
fun = getattr(mod, "start", None)
if fun:
config = getattr(board, name, {})
log.info(" config: [%s]", ", ".join(iter(config)))
lvl = config.pop("log", None)
if lvl:
log.info(" log level: [%d]", lvl)
logging.getLogger(name).setLevel(lvl)
fun(MQTT, config)
except ImportError as e:
log.error(str(e))
except Exception as e:
log.exc(e, "Cannot start %s: ", name)
lm()
# micropython.mem_info()
#
log.warning("Starting asyncio loop")
loop.run_forever()