def clutter_proc(self):
try:
from gi.repository import Clutter, GObject, Gtk, GtkClutter
# explicit init seems to avoid strange thread sync/blocking issues
GObject.threads_init()
GtkClutter.init([])
# create main window
from mfp.gui.patch_window import PatchWindow
self.appwin = PatchWindow()
self.mfp = MFPCommand()
except Exception as e:
log.error("Fatal error during GUI startup")
log.debug_traceback()
return
try:
# direct logging to GUI log console
Gtk.main()
except Exception as e:
log.error("Caught GUI exception:", e)
log.debug_traceback()
sys.stdout.flush()
def dispatch_rpcdata(self, rpc_worker, rpcdata):
try:
json_data, peer_id = rpcdata
obj = json.loads(json_data, object_hook=extended_decoder_hook)
except Exception as e:
log.error("Can't parse JSON for peer:", peer_id, json_data)
log.debug_traceback()
return True
req = Request.from_dict(obj)
# is someone waiting on this response?
rpc_worker.data = "Request %s started" % req.request_id
if req.is_response() and req.request_id in self.pending:
rpc_worker.data = "Request %s processing response" % req.request_id
oldreq = self.pending.get(req.request_id)
del self.pending[req.request_id]
oldreq.result = req.result
oldreq.state = req.state
oldreq.diagnostic = req.diagnostic
with self.lock:
self.condition.notify()
elif req.is_request():
rpc_worker.data = "Request %s calling local %s (%s)" % (
req.request_id, req.method, req.params)
# actually call the local handler
self.handle_request(req, peer_id)
# and send back the response
rpc_worker.data = "Request %s sending response" % req.request_id
if req.request_id is not None:
self.put(req, peer_id)
rpc_worker.data = "Request %s done (%s)" % (req.request_id, req.method)
return True
def remove(self, obj):
try:
if obj.scope is not None and obj.name is not None:
self.unbind(obj.name, obj.scope)
del self.objects[obj.obj_id]
except KeyError:
log.error("Error deleting obj", obj, "can't find key", obj.obj_id)
log.debug_traceback()
try:
self.inlet_objects.remove(obj)
self.dsp_inlets = [ p[0] for p in enumerate(self.inlet_objects)
if p[1] and p[1].init_type == 'inlet~' ]
self.gui_params['dsp_inlets'] = self.dsp_inlets
except ValueError:
pass
try:
self.outlet_objects.remove(obj)
self.dsp_outlets = [ p[0] for p in enumerate(self.outlet_objects)
if p[1] and p[1].init_type == 'outlet~' ]
self.gui_params['dsp_outlets'] = self.dsp_outlets
except ValueError:
pass
try:
self.dispatch_objects.remove(obj)
except ValueError:
pass
def call(self, target):
try:
m = getattr(target, self.method)
except AttributeError as e:
raise MethodCallError("Method '%s' not found for type '%s'" %
(self.method, target.init_type))
if callable(m):
try:
return m(*self.args, **self.kwargs)
except Exception as e:
log.debug("Error calling", self.method, "on", target)
log.debug("args=%s, kwargs=%s" % (self.args, self.kwargs))
log.debug_traceback()
raise MethodCallError(
"Method '%s' for type '%s' raised exception '%s' %s" %
(self.method, target.init_type, e, type(e)))
elif self.fallback:
try:
return self.fallback([self] + self.args, **self.kwargs)
except Exception as e:
raise MethodCallError(
"Method fallback '%s' for type '%s' raised exception '%s'"
% (self.method, target.init_type, e))
else:
log.debug("MethodCall.call():", target, self.method, m, type(m))
raise MethodCallError("Method '%s' of type '%s' cannot be called" %
(self.method, target.init_type))
def call(self, target):
try:
m = getattr(target, self.method)
except AttributeError as e:
raise MethodCallError("Method '%s' not found for type '%s'" % (self.method, target.init_type))
if callable(m):
try:
return m(*self.args, **self.kwargs)
except Exception as e:
log.debug("Error calling", self.method, "on", target)
log.debug( "args=%s, kwargs=%s" % (self.args, self.kwargs))
log.debug_traceback()
raise MethodCallError("Method '%s' for type '%s' raised exception '%s' %s"
% (self.method, target.init_type, e, type(e)))
elif self.fallback:
try:
return self.fallback([self] + self.args, **self.kwargs)
except Exception as e:
raise MethodCallError("Method fallback '%s' for type '%s' raised exception '%s'"
% (self.method, target.init_type, e))
else:
log.debug("MethodCall.call():", target, self.method, m, type(m))
raise MethodCallError("Method '%s' of type '%s' cannot be called"
% (self.method, target.init_type))
def remove(self, obj):
try:
if obj.scope is not None and obj.name is not None:
self.unbind(obj.name, obj.scope)
del self.objects[obj.obj_id]
except KeyError:
log.error("Error deleting obj", obj, "can't find key", obj.obj_id)
log.debug_traceback()
try:
self.inlet_objects.remove(obj)
self.dsp_inlets = [ p[0] for p in enumerate(self.inlet_objects)
if p[1] and p[1].init_type == 'inlet~' ]
self.gui_params['dsp_inlets'] = self.dsp_inlets
except ValueError:
pass
try:
self.outlet_objects.remove(obj)
self.dsp_outlets = [ p[0] for p in enumerate(self.outlet_objects)
if p[1] and p[1].init_type == 'outlet~' ]
self.gui_params['dsp_outlets'] = self.dsp_outlets
except ValueError:
pass
try:
self.dispatch_objects.remove(obj)
except ValueError:
pass
def clutter_proc(self):
try:
from gi.repository import Clutter, GObject, Gtk, GtkClutter
# explicit init seems to avoid strange thread sync/blocking issues
GObject.threads_init()
GtkClutter.init([])
# create main window
from mfp.gui.patch_window import PatchWindow
self.appwin = PatchWindow()
self.mfp = MFPCommand()
except Exception as e:
log.error("Fatal error during GUI startup")
log.debug_traceback()
return
try:
# direct logging to GUI log console
Gtk.main()
except Exception as e:
log.error("Caught GUI exception:", e)
log.debug_traceback()
sys.stdout.flush()
def dispatch_rpcdata(self, rpc_worker, rpcdata):
try:
json_data, peer_id = rpcdata
obj = json.loads(json_data, object_hook=extended_decoder_hook)
except Exception as e:
log.error("Can't parse JSON for peer:", peer_id, json_data)
log.debug_traceback()
return True
req = Request.from_dict(obj)
# is someone waiting on this response?
rpc_worker.data = "Request %s started" % req.request_id
if req.is_response() and req.request_id in self.pending:
rpc_worker.data = "Request %s processing response" % req.request_id
oldreq = self.pending.get(req.request_id)
del self.pending[req.request_id]
oldreq.result = req.result
oldreq.state = req.state
oldreq.diagnostic = req.diagnostic
with self.lock:
self.condition.notify()
elif req.is_request():
rpc_worker.data = "Request %s calling local %s (%s)" % (req.request_id, req.method, req.params)
# actually call the local handler
self.handle_request(req, peer_id)
# and send back the response
rpc_worker.data = "Request %s sending response" % req.request_id
if req.request_id is not None:
self.put(req, peer_id)
rpc_worker.data = "Request %s done (%s)" % (req.request_id, req.method)
return True
def _callback_wrapper(self, thunk):
try:
return thunk()
except Exception as e:
import traceback
log.debug("Exception in GUI operation:", e)
log.debug_traceback()
return False
def handler(stage, event):
try:
return self.input_mgr.handle_event(stage, event)
except Exception as e:
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def _callback_wrapper(self, thunk):
try:
return thunk()
except Exception as e:
import traceback
log.debug("Exception in GUI operation:", e)
log.debug_traceback()
return False
def handler(stage, event):
try:
return self.input_mgr.handle_event(stage, event)
except Exception as e:
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def call_remotely(self, rpcdata, response=True):
from datetime import datetime
r = Request("call", rpcdata)
call_started = datetime.now()
r.diagnostic["remote_call_start"] = str(call_started)
if not response:
r.request_id = None
try:
self.rpchost.put(r, self.peer_id)
except Exception as e:
if self.rpchost:
log.debug("[call_remotely] Error in RPC operation:", e)
log.debug_traceback()
return None
puttime = str(datetime.now())
if response:
self.rpchost.wait(r, timeout=10)
call_complete = datetime.now()
call_elapsed = call_complete - call_started
r.diagnostic["remote_call_complete"] = call_complete
r.diagnostic["remote_call_put"] = puttime
callinfo = self.call_stats.setdefault(rpcdata.get('func'), {})
total = callinfo.get("total")
if total:
total += call_elapsed
else:
total = call_elapsed
callinfo["total"] = total
count = callinfo.get("count", 0) + 1
callinfo["count"] = count
callinfo["avgtime"] = total / count
if not response:
return None
elif not r.result:
print "FIXME: no result should return a deferment"
return None
status, retval = r.result
if status == RPCWrapper.METHOD_OK:
return retval
elif status == RPCWrapper.METHOD_FAILED:
raise RPCWrapper.MethodFailed(False, retval)
def _run_onload(self, objects):
from .mfp_app import MFPApp
for phase in (0,1):
for obj in objects:
try:
if obj.do_onload:
obj.onload(phase)
except Exception as e:
log.error("Problem initializing %s.%s" % (obj.scope.name, obj.name))
log.debug_traceback()
self.update_export_bounds()
if MFPApp().gui_command:
MFPApp().gui_command.load_complete()
return True
def _run_onload(self, objects):
from .mfp_app import MFPApp
for phase in (0,1):
for obj in objects:
try:
if obj.do_onload:
obj.onload(phase)
except Exception as e:
log.error("Problem initializing %s.%s" % (obj.scope.name, obj.name))
log.debug_traceback()
self.update_export_bounds()
if MFPApp().gui_command:
MFPApp().gui_command.load_complete()
return True
def grab_handler(stage, event):
try:
r = self.input_mgr.handle_event(stage, event)
if not self.embed.has_focus():
log.debug("event handler: do not have focus")
if hasattr(event, 'keyval'):
log.debug("keyval was", event.keyval)
else:
log.debug("event was:", event.type)
self.grab_focus()
return False
return r
except Exception as e:
import traceback
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def grab_handler(stage, event):
try:
r = self.input_mgr.handle_event(stage, event)
if not self.embed.has_focus():
log.debug("event handler: do not have focus")
if hasattr(event, 'keyval'):
log.debug("keyval was", event.keyval)
else:
log.debug("event was:", event.type)
self.grab_focus()
return False
return r
except Exception, e:
import traceback
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def _resize_cb(self, widget, rect):
try:
self.stage.set_size(rect.width, rect.height)
if self.hud_mode_txt:
self.hud_mode_txt.set_position(self.stage.get_width()-80,
self.stage.get_height()-25)
if self.hud_prompt:
self.hud_prompt.set_position(10, self.stage.get_height() - 25)
if self.hud_prompt_input:
self.hud_prompt_input.set_position(15 + self.hud_prompt.get_width(),
self.stage.get_height() - 25)
except Exception as e:
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def _resize_cb(self, widget, rect):
try:
self.stage.set_size(rect.width, rect.height)
if self.hud_mode_txt:
self.hud_mode_txt.set_position(self.stage.get_width() - 80,
self.stage.get_height() - 25)
if self.hud_prompt:
self.hud_prompt.set_position(10, self.stage.get_height() - 25)
if self.hud_prompt_input:
self.hud_prompt_input.set_position(
15 + self.hud_prompt.get_width(),
self.stage.get_height() - 25)
except Exception as e:
log.error("Error handling UI event", event)
log.debug(e)
log.debug_traceback()
return False
def run(self):
work = []
retry = []
while not self.join_req:
with self.lock:
self.cv.wait(0.25)
work = []
if self.queue:
work.extend(self.queue)
self.queue = []
if self.failed:
toonew = []
newest = datetime.utcnow() - timedelta(milliseconds=250)
for jobs, timestamp in self.failed:
if timestamp < newest:
work.extend(jobs)
else:
toonew.append((jobs, timestamp))
self.failed = toonew
retry = []
for unit, retry_count, data in work:
try:
done = unit(*data)
except Exception as e:
log.debug("Exception while running", unit)
log.debug_traceback()
if not done and retry_count:
if isinstance(retry_count, (int, float)):
if retry_count > 1:
retry_count -= 1
else:
log.warning("[TaskNibbler] ran out of retries for", unit, data)
retry_count = False
retry.append((unit, retry_count, data))
if retry:
with self.lock:
self.failed.append((retry, datetime.utcnow()))
def run(self):
work = []
retry = []
while not self.join_req:
with self.lock:
self.cv.wait(0.25)
work = []
if self.queue:
work.extend(self.queue)
self.queue = []
if self.failed:
toonew = []
newest = datetime.utcnow() - timedelta(milliseconds=250)
for jobs, timestamp in self.failed:
if timestamp < newest:
work.extend(jobs)
else:
toonew.append((jobs, timestamp))
self.failed = toonew
retry = []
for unit, retry_count, data in work:
try:
done = unit(*data)
except Exception as e:
log.debug("Exception while running", unit)
log.debug_traceback()
if not done and retry_count:
if isinstance(retry_count, (int, float)):
if retry_count > 1:
retry_count -= 1
else:
log.warning("[TaskNibbler] ran out of retries for", unit, data)
retry_count = False
retry.append((unit, retry_count, data))
if retry:
with self.lock:
self.failed.append((retry, datetime.utcnow()))
def add_element(self, factory, x=None, y=None):
if x is None:
x = self.input_mgr.pointer_x
if y is None:
y = self.input_mgr.pointer_y
try:
b = factory(self, x, y)
except Exception as e:
import traceback
log.warning("add_element: Error while creating with factory", factory)
log.warning(e)
log.debug_traceback()
return True
self.active_layer().add(b)
self.register(b)
self.refresh(b)
self.select(b)
b.begin_edit()
return True
def add_element(self, factory, x=None, y=None):
if x is None:
x = self.input_mgr.pointer_x
if y is None:
y = self.input_mgr.pointer_y
try:
b = factory(self, x, y)
except Exception as e:
import traceback
log.warning("add_element: Error while creating with factory",
factory)
log.warning(e)
log.debug_traceback()
return True
self.active_layer().add(b)
self.register(b)
self.refresh(b)
self.select(b)
b.begin_edit()
return True
def handle_event(self, stage, event):
from gi.repository import Clutter
from mfp import log
keysym = None
if event.type in (
Clutter.EventType.KEY_PRESS, Clutter.EventType.KEY_RELEASE,
Clutter.EventType.BUTTON_PRESS,
Clutter.EventType.BUTTON_RELEASE, Clutter.EventType.SCROLL):
self.keyseq.process(event)
if len(self.keyseq.sequences):
keysym = self.keyseq.pop()
elif event.type == Clutter.EventType.MOTION:
# FIXME: if the scaling changes so that window.stage_pos would return a
# different value, that should generate a MOTION event. Currently we are
# just kludging pointer_x and pointer_y from the scale callback.
self.pointer_ev_x = event.x
self.pointer_ev_y = event.y
self.pointer_x, self.pointer_y = self.window.stage_pos(event.x, event.y)
self.keyseq.process(event)
if len(self.keyseq.sequences):
keysym = self.keyseq.pop()
elif event.type == Clutter.EventType.ENTER:
src = self.event_sources.get(event.source)
now = datetime.now()
if (self.pointer_leave_time is not None
and (now - self.pointer_leave_time) > timedelta(milliseconds=100)):
self.keyseq.mod_keys = set()
self.window.grab_focus()
if src and self.window.object_visible(src):
self.pointer_obj = src
self.pointer_obj_time = now
elif event.type == Clutter.EventType.LEAVE:
src = self.event_sources.get(event.source)
self.pointer_leave_time = datetime.now()
if src == self.pointer_obj:
self.pointer_lastobj = self.pointer_obj
self.pointer_obj = None
self.pointer_obj_time = None
else:
log.debug("event type not matched:", event.type)
return False
if not keysym:
return True
retry_count = 0
while True:
rv = None
try:
retry_count += 1
rv = self.handle_keysym(keysym)
except self.InputNeedsRequeue, e:
if retry_count < 5:
continue
else:
return False
except Exception, e:
log.error("Exception while handling key command", keysym)
log.debug(e)
log.debug_traceback()
def handled(*args, **kwargs):
try:
return thunk(*args, **kwargs)
except Exception as e:
log.debug("Error in", thunk.__name__, e)
log.debug_traceback()
def run(self):
'''
RPCHost.run: perform IO on managed sockets, dispatch data
'''
self.read_workers.start()
if RPCWrapper.rpchost is None:
RPCWrapper.rpchost = self
import select
self.fdsockets = {}
while not self.join_req:
rdy = None
for s in self.managed_sockets.values():
if s.fileno() not in self.fdsockets:
self.fdsockets[s.fileno()] = s
try:
sockets = list(self.fdsockets.keys())
if sockets:
rdy, _w, _x = select.select(list(self.fdsockets.keys()), [], [], 0.1)
else:
time.sleep(0.1)
except Exception as e:
print("select exception:", e)
if not rdy:
continue
syncbytes = 8
sync = b''
for rsock in rdy:
jdata = b''
retry = 1
while retry:
sock = self.fdsockets.get(rsock)
if sock is None:
retry = 0
jdata = None
continue
try:
sync = sync[syncbytes:]
syncbit = sock.recv(syncbytes)
if not syncbit:
raise self.RecvError()
sync += syncbit
if sync != RPCHost.SYNC_MAGIC:
syncbytes = 1
retry = 1
raise self.SyncError()
else:
syncbytes = 8
retry = 0
jlen = sock.recv(8)
jlen = int(jlen)
recvlen = 0
while recvlen < jlen:
jdata += sock.recv(jlen-recvlen)
recvlen = len(jdata)
if recvlen < jlen:
log.warning("RPCHost: got short packet (%d of %d)"
% (recvlen, jlen))
except RPCHost.SyncError as e:
log.warning("RPCHost: sync error, resyncing")
pass
except (socket.error, RPCHost.RecvError) as e:
log.warning("RPCHost: communication error")
retry = 0
jdata = None
deadpeer = self.peers_by_socket[sock]
self.unmanage(deadpeer)
except Exception as e:
log.error("RPCHost: unhandled exception", type(e), e)
log.debug(jdata)
log.debug_traceback()
retry = 0
jdata = b""
if jdata is not None and len(jdata) >= jlen:
peer_id = self.peers_by_socket.get(sock)
self.read_workers.submit((jdata, peer_id))
if self.node_id == 0:
peers = list(self.managed_sockets.keys())
for node in peers:
req = Request("exit_request", {})
self.put(req, node)
self.wait(req)
del self.managed_sockets[node]
elif 0 in self.managed_sockets:
req = Request("exit_notify", {})
self.put(req, 0)
self.wait(req)
for clsname, cls in list(self.served_classes.items()):
self.unpublish(cls)
for clsname, cls in RPCWrapper.rpctype.items():
cls.publishers = []
if RPCWrapper.rpchost == self:
RPCWrapper.rpchost = None
self.read_workers.finish()
def handle_event(self, stage, event):
from gi.repository import Clutter
from mfp import log
keysym = None
if event.type in (Clutter.EventType.KEY_PRESS,
Clutter.EventType.KEY_RELEASE,
Clutter.EventType.BUTTON_PRESS,
Clutter.EventType.BUTTON_RELEASE,
Clutter.EventType.SCROLL):
self.keyseq.process(event)
if len(self.keyseq.sequences):
keysym = self.keyseq.pop()
elif event.type == Clutter.EventType.MOTION:
# FIXME: if the scaling changes so that window.stage_pos would return a
# different value, that should generate a MOTION event. Currently we are
# just kludging pointer_x and pointer_y from the scale callback.
self.pointer_ev_x = event.x
self.pointer_ev_y = event.y
self.pointer_x, self.pointer_y = self.window.stage_pos(
event.x, event.y)
self.keyseq.process(event)
if len(self.keyseq.sequences):
keysym = self.keyseq.pop()
elif event.type == Clutter.EventType.ENTER:
src = self.event_sources.get(event.source)
now = datetime.now()
if (self.pointer_leave_time is not None and
(now - self.pointer_leave_time) > timedelta(milliseconds=100)):
self.keyseq.mod_keys = set()
self.window.grab_focus()
if src and self.window.object_visible(src):
self.pointer_obj = src
self.pointer_obj_time = now
elif event.type == Clutter.EventType.LEAVE:
src = self.event_sources.get(event.source)
self.pointer_leave_time = datetime.now()
if src == self.pointer_obj:
self.pointer_lastobj = self.pointer_obj
self.pointer_obj = None
self.pointer_obj_time = None
else:
log.debug("event type not matched:", event.type)
return False
if not keysym:
return True
retry_count = 0
while True:
rv = None
try:
retry_count += 1
rv = self.handle_keysym(keysym)
except self.InputNeedsRequeue as e:
if retry_count < 5:
continue
else:
return False
except Exception as e:
log.error("Exception while handling key command", keysym)
log.debug(e)
log.debug_traceback()
return rv
def run(self):
'''
RPCHost.run: perform IO on managed sockets, dispatch data
'''
self.read_workers.start()
if RPCWrapper.rpchost is None:
RPCWrapper.rpchost = self
import select
self.fdsockets = {}
while not self.join_req:
rdy = None
for s in self.managed_sockets.values():
if s.fileno() not in self.fdsockets:
self.fdsockets[s.fileno()] = s
try:
sockets = self.fdsockets.keys()
if sockets:
rdy, _w, _x = select.select(self.fdsockets.keys(), [], [], 0.1)
else:
time.sleep(0.1)
except Exception, e:
print "select exception:", e
if not rdy:
continue
syncbytes = 8
sync = ''
for rsock in rdy:
jdata = ''
retry = 1
while retry:
sock = self.fdsockets.get(rsock)
if sock is None:
retry = 0
jdata = None
continue
try:
sync = sync[syncbytes:]
syncbit = sock.recv(syncbytes)
if not syncbit:
raise self.RecvError()
sync += syncbit
if sync != RPCHost.SYNC_MAGIC:
syncbytes = 1
retry = 1
raise self.SyncError()
else:
syncbytes = 8
retry = 0
jlen = sock.recv(8)
jlen = int(jlen)
recvlen = 0
while recvlen < jlen:
jdata += sock.recv(jlen-recvlen)
recvlen = len(jdata)
if recvlen < jlen:
log.warning("RPCHost: got short packet (%d of %d)"
% (recvlen, jlen))
except RPCHost.SyncError, e:
log.warning("RPCHost: sync error, resyncing")
pass
except (socket.error, RPCHost.RecvError) as e:
log.warning("RPCHost: communication error")
retry = 0
jdata = None
deadpeer = self.peers_by_socket[sock]
self.unmanage(deadpeer)
except Exception, e:
log.error("RPCHost: unhandled exception", type(e), e)
log.debug(jdata)
log.debug_traceback()
retry = 0
jdata = ""
def run(self):
'''
RPCHost.run: perform IO on managed sockets, dispatch data
'''
self.read_workers.start()
if RPCWrapper.rpchost is None:
RPCWrapper.rpchost = self
import select
self.fdsockets = {}
while not self.join_req:
rdy = None
for s in self.managed_sockets.values():
if s.fileno() not in self.fdsockets:
self.fdsockets[s.fileno()] = s
try:
sockets = list(self.fdsockets.keys())
if sockets:
rdy, _w, _x = select.select(list(self.fdsockets.keys()),
[], [], 0.1)
else:
time.sleep(0.1)
except Exception as e:
print("select exception:", e)
if not rdy:
continue
syncbytes = 8
sync = b''
for rsock in rdy:
jdata = b''
retry = 1
while retry:
sock = self.fdsockets.get(rsock)
if sock is None:
retry = 0
jdata = None
continue
try:
sync = sync[syncbytes:]
syncbit = sock.recv(syncbytes)
if not syncbit:
raise self.RecvError()
sync += syncbit
if sync != RPCHost.SYNC_MAGIC:
syncbytes = 1
retry = 1
raise self.SyncError()
else:
syncbytes = 8
retry = 0
jlen = sock.recv(8)
jlen = int(jlen)
recvlen = 0
while recvlen < jlen:
jdata += sock.recv(jlen - recvlen)
recvlen = len(jdata)
if recvlen < jlen:
log.warning(
"RPCHost: got short packet (%d of %d)" %
(recvlen, jlen))
except RPCHost.SyncError as e:
log.warning("RPCHost: sync error, resyncing")
pass
except (socket.error, RPCHost.RecvError) as e:
log.warning("RPCHost: communication error")
retry = 0
jdata = None
deadpeer = self.peers_by_socket[sock]
self.unmanage(deadpeer)
except Exception as e:
log.error("RPCHost: unhandled exception", type(e), e)
log.debug(jdata)
log.debug_traceback()
retry = 0
jdata = b""
if jdata is not None and len(jdata) >= jlen:
peer_id = self.peers_by_socket.get(sock)
self.read_workers.submit((jdata, peer_id))
if self.node_id == 0:
peers = list(self.managed_sockets.keys())
for node in peers:
req = Request("exit_request", {})
self.put(req, node)
self.wait(req)
del self.managed_sockets[node]
elif 0 in self.managed_sockets:
req = Request("exit_notify", {})
self.put(req, 0)
self.wait(req)
for clsname, cls in list(self.served_classes.items()):
self.unpublish(cls)
for clsname, cls in RPCWrapper.rpctype.items():
cls.publishers = []
if RPCWrapper.rpchost == self:
RPCWrapper.rpchost = None
self.read_workers.finish()
