def main(testmode=False, workdir=lib_folder):
if MynedataBackendCtl.backend_process is not None:
return
if not Configuration.initialized:
Configuration.initialize()
mynedata_backend_command = 'celery worker {tasks} {workdir} {celerybeat} {testmode} {logfile} {loglevel} {autoscale}'.format(
tasks='-A lib.backend.tasks.app -B',
workdir='--workdir {}'.format(workdir),
celerybeat='--schedule=/tmp/celerybeat-schedule',
testmode='--testmode' if testmode else '',
logfile='--logfile=/opt/mynedata/log/backend.log',
loglevel='--loglevel=debug',
autoscale='--autoscale %s,%s' %
(Configuration.concurrency_max, Configuration.concurrency_min),
)
if testmode:
Configuration.enable_test_mode()
Configuration.print_config()
MynedataBackendCtl.backend_process = subprocess.Popen(
mynedata_backend_command, shell=True)
with open(PID_FILE, 'w') as f_pid:
f_pid.write(str(MynedataBackendCtl.backend_process.pid) + '\n')
def __init__(self, worker, test_mode, **options):
Configuration.initialize()
if test_mode:
Configuration.enable_test_mode()
Configuration.print_config()
worker.app.config_from_object(Configuration)
DatabaseConnector.initialize(target=Configuration.database_uri)
# Initialize payments
if Configuration.payment_mode in [
PaymentMethod.BITCOIN_DIRECT,
PaymentMethod.BITCOIN_QUERY_BASED,
PaymentMethod.BITCOIN_CENTRAL
]:
BitcoinConnector.initialize()
def make_celery(flaskapp, test_mode=False):
""" Launch Celery. """
cel = celery.Celery(flaskapp.import_name)
cel.conf.update(flaskapp.config)
if test_mode:
Configuration.enable_test_mode()
cel.config_from_object(Configuration)
taskbase = cel.Task
class ContextTask(taskbase):
""" Create a flask context task. """
abstract = True
def __call__(self, *args, **kwargs):
with flaskapp.app_context():
return taskbase.__call__(self, *args, **kwargs)
cel.Task = ContextTask
return cel
