def register_model_load_handler(cls, model_path, logger,
within_uwsgi_context):
logger.info("Model file path: {}".format(model_path))
if within_uwsgi_context:
cls._model_selector = ModelSelector(model_path)
logger.info(
"Register signal (model reloading): {} (worker, wid: {}, {})".
format(UwsgiConstants.MODEL_RELOAD_SIGNAL_NUM, cls._wid,
UwsgiBroker._model_selector))
uwsgi.register_signal(UwsgiConstants.MODEL_RELOAD_SIGNAL_NUM,
"workers", cls._model_reload_signal)
logger.info(
"Model path to monitor (signal {}, wid: {}): {}".format(
UwsgiConstants.MODEL_RELOAD_SIGNAL_NUM, cls._wid,
cls._model_selector.model_env.sync_filepath))
uwsgi.add_file_monitor(UwsgiConstants.MODEL_RELOAD_SIGNAL_NUM,
cls._model_selector.model_env.sync_filepath)
else:
if os.path.isfile(model_path):
UwsgiBroker._restful_comp.load_model_callback(model_path,
stream=None,
version=None)
def __init__(self, path):
try:
import os
import uwsgi
signal = [signum for signum in range(0,256) if not uwsgi.signal_registered(signum)][0]
uwsgi.register_signal(signal, '', uwsgi.reload)
for path in [x[0] for x in os.walk(path)]:
uwsgi.add_file_monitor(signal, path.decode(encoding='UTF-8'))
except Exception as err:
pass # Not running under uwsgi. The other supported alternative is gunicorn.
def __call__(self, f):
uwsgi.register_signal(self.num, self.target, f)
uwsgi.add_file_monitor(self.num, self.fsobj)
return f
#app = Flask(__name__)
@rpc('hello')
def hellorpc(foo, bar):
return "%s-%s-%s" (foo, bar)
def hello():
return "Hello World"
uwsgi.register_rpc("hello", hello)
def helloapp(env, start_response):
start_response('200 Ok', [('Content-Type', 'text/html')])
return uwsgi.rpc('127.0.0.1:3031', 'hello')
def hello_file(num):
print "/tmp has been modified !!!"
def get(key):
if key not in domains:
return DEFAULT_NODE
# get the node to forward requests to
nodes = domains[key]['nodes']
current_node = domains[key]['node']
value = nodes[current_node]
# round robin :P
next_node = current_node + 1
if next_node >= len(nodes):
next_node = 0
domains[key]['node'] = next_node
return value
#thr root:
#application = ...
uwsgi.register_signal(17, "worker", hello_file)
uwsgi.add_file_monitor(17, "/tmp")
uwsgi.applications = {'': application, '/app': app, '/helloapp': helloapp}
stack_dump_file = '/tmp/manhole-pid'
uwsgi_signal_number = 17
try:
import uwsgi
if not os.path.exists(stack_dump_file):
open(stack_dump_file, 'w')
def open_manhole(dummy_signum):
with open(stack_dump_file, 'r') as fh:
pid = fh.read().strip()
if pid == str(os.getpid()):
inst = manhole.install(strict=False, thread=False)
inst.handle_oneshot(dummy_signum, dummy_signum)
uwsgi.register_signal(uwsgi_signal_number, 'workers', open_manhole)
uwsgi.add_file_monitor(uwsgi_signal_number, stack_dump_file)
print("Listening for stack mahole requests via %r" % (stack_dump_file,), file=sys.stderr)
except ImportError:
print("Not running under uwsgi; unable to configure manhole trigger", file=sys.stderr)
except IOError:
print("IOError creating manhole trigger %r" % (stack_dump_file,), file=sys.stderr)
def application(env, sr):
sr('200 OK', [('Content-Type', 'text/plain'), ('Content-Length', '2')])
yield b'OK'
try:
import uwsgi
except ImportError:
print('Failed to load python module uwsgi')
# print('Periodic faiss index updates isn\'t enabled')
def hello_file(num):
print "file has been modified !!!"
uwsgi.register_signal(17, "worker", hello_file)
uwsgi.add_file_monitor(
17, "/media/chenhao/study/code/mycode/test-faiss/modify.file")
def signal_all_workers_to_run_function_on_file_change(filename, func):
uwsgi.register_signal(30, 'workers', func)
uwsgi.add_file_monitor(30, filename)
def register_ipython_console(self, name):
trigger = IPYTHON_CONSOLE_TRIGGER % name
os.close(os.open(trigger, os.O_WRONLY|os.O_CREAT, 0666))
uwsgi.register_signal(IPYTHON_CONSOLE_SIGNAL, 'mule', activate_ipython_console)
uwsgi.add_file_monitor(IPYTHON_CONSOLE_SIGNAL, trigger)
def register_ipython_console(self, name):
trigger = IPYTHON_CONSOLE_TRIGGER % name
os.close(os.open(trigger, os.O_WRONLY|os.O_CREAT, 0666))
uwsgi.register_signal(IPYTHON_CONSOLE_SIGNAL, 'mule', activate_ipython_console)
uwsgi.add_file_monitor(IPYTHON_CONSOLE_SIGNAL, trigger)
try:
import uwsgi
if not os.path.exists(stack_dump_file):
open(stack_dump_file, 'w')
def open_manhole(dummy_signum):
with open(stack_dump_file, 'r') as fh:
pid = fh.read().strip()
if pid == str(os.getpid()):
inst = manhole.install(strict=False, thread=False)
inst.handle_oneshot(dummy_signum, dummy_signum)
uwsgi.register_signal(uwsgi_signal_number, 'workers', open_manhole)
uwsgi.add_file_monitor(uwsgi_signal_number, stack_dump_file)
print("Listening for stack mahole requests via %r" % (stack_dump_file, ),
file=sys.stderr)
except ImportError:
print("Not running under uwsgi; unable to configure manhole trigger",
file=sys.stderr)
except IOError:
print("IOError creating manhole trigger %r" % (stack_dump_file, ),
file=sys.stderr)
def application(env, sr):
sr('200 OK', [('Content-Type', 'text/plain'), ('Content-Length', '2')])
yield b'OK'
