def __init__(self, age, ppid, sockets, app, timeout, cfg, log):
"""\
This is called pre-fork so it shouldn't do anything to the
current process. If there's a need to make process wide
changes you'll want to do that in ``self.init_process()``.
"""
self.age = age
self.ppid = ppid
self.sockets = sockets
self.app = app
self.timeout = timeout
self.cfg = cfg
self.booted = False
self.nr = 0 # number of requests
self.max_requests = cfg.max_requests or MAXSIZE
self.alive = True
self.log = log
self.tmp = WorkerTmp(cfg)
# instrumentation
self.use_statsd = cfg.statsd_host is not None
if self.use_statsd:
self.log.info("Worker will send stats to {0}".format(cfg.statsd_host))
self.last_nr = 0 # store nr at the last instrumentation call
self.last_usr_t = 0 # store last user time from os.times()
self.statsd = statsd(cfg.statsd_host, self.log)
def setup(self, app):
self.app = app
self.cfg = app.cfg
self.log = self.cfg.logger_class(app.cfg)
# reopen files
if 'GUNICORN_FD' in os.environ:
self.log.reopen_files()
self.worker_class = self.cfg.worker_class
self.address = self.cfg.address
self.num_workers = self.cfg.workers
self.timeout = self.cfg.timeout
self.proc_name = self.cfg.proc_name
self.log.debug('Current configuration:\n{0}'.format(
'\n'.join(
' {0}: {1}'.format(config, value.value)
for config, value
in sorted(self.cfg.settings.items(),
key=lambda setting: setting[1]))))
if self.cfg.preload_app:
self.app.wsgi()
# instrumentation setup via statsD if needed
self.use_statsd = self.cfg.statsd_host is not None
if self.use_statsd:
self.statsd = statsd(self.cfg.statsd_host, self.log)
self.log.info("Arbiter will send stats to {0}".format(self.cfg.statsd_host))
else:
self.log.info("Arbiter will not send stats")