def _watcher(self): res = [] while True: if self.scan or res: try: self.update_all() except Exception as ex: fix_exception(ex) process_failure(ex) resl = len(res) while res: q = res.pop() q.set_exception(ex) else: resl = len(res) while res: q = res.pop() q.set(None) if TESTING: if resl: d = 5 else: d = 30 else: if resl: d = 10 else: d = 300 while True: try: q = self.watch_q.get(timeout=(None if not self.scan else d if not res else 0)) except Empty: break else: res.append(q)
def dataReceived(self, data):
self._stop_timer()
data = self.dbuf+data
while True:
xi = len(data)+1
try: pi = data.index(b'\r')
except ValueError: pi = xi
try: ei = data.index(b'\n')
except ValueError: ei = xi
if pi==xi and ei==xi:
break
if pi < ei:
self.lbuf = data[:pi].decode('utf-8')
data = data[pi+1:]
else:
msg = data[:ei].decode('utf-8')
data = data[ei+1:]
if msg == "" and self.lbuf is not None:
msg = self.lbuf
self.lbuf = None
try:
self.lineReceived(msg)
except Exception as e:
log("fs20",ERROR,msg,e)
fix_exception(e)
process_failure(e)
self.dbuf = data
self._start_timer()
def __init__(self, name, host,port, socket=None):
self.socket = socket
self.host = host
self.port = port
self.name = name
storage2 = getattr(self,"storage2",{})
assert (host,port) not in storage2, "already known host/port tuple"
super(NetCommonConnector,self).__init__()
storage2[(host,port)] = self
external = (self.socket is not None)
if self.socket is None:
try:
self._connect()
except Exception as ex:
fix_exception(ex)
if isinstance(ex,EnvironmentError) and ex.errno in (errno.ECONNREFUSED,errno.EHOSTDOWN,errno.EHOSTUNREACH,errno.ENETDOWN,errno.ENETUNREACH,errno.ETIMEDOUT):
ex.no_backtrace = True
try:
del storage2[(host,port)]
except KeyError:
pass
else:
super(NetCommonConnector,self).delete()
try:
self.not_up_event(error=ex)
except Exception as ex2:
fix_exception(ex2)
process_failure(ex2)
reraise(ex)
self.handshake(False)
else:
self.handshake(True)
self.start_job("job",self._reader)
def _do_measure(self):
log("monitor",TRACE,"Start run",self.name)
try:
self.running.clear()
self.started_at = now()
self._monitor()
if self.send_check_event:
simple_event(self.ectx, "monitor","checked",*self.name)
if self.new_value is not None:
self.last_value = self.value
self.value = self.new_value
if hasattr(self,"delta"):
if self.last_value is not None:
val = self.value-self.last_value
self._ectx.value_delta = val
if val >= 0 or self.delta == 0:
simple_event(self.ectx,"monitor","update",*self.name)
else:
simple_event(self.ectx,"monitor","update",*self.name)
except Exception as e:
fix_exception(e)
process_failure(e)
finally:
log("monitor",TRACE,"Stop run",self.name)
self.running.set()
self._schedule()
def error(self,err):
"""An error occurred."""
if self.result is not None and not self.result.successful:
log("onewire",DEBUG,"done error: ",self,err)
self.result.set_exception(err)
else:
process_failure(err)
def error(self, err):
"""An error occurred."""
if self.result is not None and not self.result.successful:
log("onewire", DEBUG, "done error: ", self, err)
self.result.set_exception(err)
else:
process_failure(err)
def _watcher(self):
res = []
while True:
if self.scan or res:
try:
self.update_all()
except Exception as ex:
fix_exception(ex)
process_failure(ex)
resl = len(res)
while res:
q = res.pop()
q.set_exception(ex)
else:
resl = len(res)
while res:
q = res.pop()
q.set(None)
if TESTING:
if resl: d = 5
else: d = 30
else:
if resl: d = 10
else: d = 300
while True:
try:
q = self.watch_q.get(timeout=(
None if not self.scan else d if not res else 0))
except Empty:
break
else:
res.append(q)
def __init__(self, name, host, port, vhost, username, password):
self.name = name
self.host = host
self.port = port
self.vhost = vhost
self.username = username
self.password = password
self.workers = []
try:
self.conn = amqp.connection.Connection(host=self.host,
userid=self.username,
password=self.password,
login_method='AMQPLAIN',
login_response=None,
virtual_host=self.vhost)
except Exception as ex:
simple_event("amqp",
"error",
*name,
error=str(ex),
deprecated=True)
simple_event("amqp", "state", *name, error=str(ex), state="error")
fix_exception(ex)
process_failure(ex)
else:
super(AMQPclient, self).__init__()
simple_event("amqp", "connect", *name, deprecated=True)
simple_event("amqp", "state", *name, state="connect")
def process(self, event, **k):
super(OnEventExec, self).process(**k)
try:
self.fn(event)
except Exception as ex:
fix_exception(ex)
process_failure(ex)
def dataReceived(self, data):
self._stop_timer()
data = self.dbuf + data
while True:
xi = len(data) + 1
try:
pi = data.index(b'\r')
except ValueError:
pi = xi
try:
ei = data.index(b'\n')
except ValueError:
ei = xi
if pi == xi and ei == xi:
break
if pi < ei:
self.lbuf = data[:pi].decode('utf-8')
data = data[pi + 1:]
else:
msg = data[:ei].decode('utf-8')
data = data[ei + 1:]
if msg == "" and self.lbuf is not None:
msg = self.lbuf
self.lbuf = None
try:
self.lineReceived(msg)
except Exception as e:
log("fs20", ERROR, msg, e)
fix_exception(e)
process_failure(e)
self.dbuf = data
self._start_timer()
def process(self, event,**k): super(OnEventExec,self).process(**k) try: self.fn(event) except Exception as ex: fix_exception(ex) process_failure(ex)
def do_timed_switch(self): self.timer = None try: self.do_switch() except Exception as e: fix_exception(e) process_failure(e)
def _start(self):
reported = False
while True:
sleep(self.freq)
try:
self.time_start = now()
self.old_seen = self.seen.copy()
# log(DEBUG,"SCAN",self.path,"IN",self.bus)
self.bus.dir(path=self.path+('alarm',), proc=self._reporter, cached=False)
for id in self.old_seen:
simple_event("onewire","alarm","state",id, bus=self.bus.bus.name, path=self.path, id=id, state="off")
self.seen.remove(id)
except Exception as e:
self.last_error = e
if not reported:
reported = True
fix_exception(e)
process_failure(e)
self.time_len = now()-self.time_start
sleep(self.freq*10)
else:
reported = False
self.time_len = now()-self.time_start
for x in self.simul:
x[0] += 1
if x[0] >= x[1]:
x[0] = 0
self.bus.set(self.path+('simultaneous',x[2]),x[3])
def err(e): try: err = e.get() except BaseException as e: err = e from moat.run import process_failure fix_exception(err) process_failure(err)
def go_down(self, _=None):
if not self.is_up:
return
self.is_up = False
if _ is not None:
process_failure(_)
simple_event("onewire","down",typ=self.typ,id=self.id,bus=self.bus.name,path=self.path, deprecated=True)
simple_event("onewire","device","state",self.id, typ=self.typ,id=self.id,bus=self.bus.name,path=self.path, state="down")
def err(e):
try:
err = e.get()
except BaseException as e:
err = e
from moat.run import process_failure
fix_exception(err)
process_failure(err)
def exposed_monitor(self, callback, *args):
try:
w = EventCallback(self, callback, *args)
self.workers.add(w)
register_worker(w)
return w
except Exception as ex:
fix_exception(ex)
process_failure(ex)
def _run(self,ctx,**k): try: super(TryStatement,self).run(ctx,**k) except Exception as err: fix_exception(err) if self.catch_do: self.catch_do.run(ctx(error_=err), **k) else: process_failure(err)
def exposed_monitor(self,callback,*args): try: w = EventCallback(self,callback,*args) self.workers.add(w) register_worker(w) return w except Exception as ex: fix_exception(ex) process_failure(ex)
def _run(self, ctx, **k):
try:
super(TryStatement, self).run(ctx, **k)
except Exception as err:
fix_exception(err)
if self.catch_do:
self.catch_do.run(ctx(error_=err), **k)
else:
process_failure(err)
def _shut_down(): """\ Code to be called last. The main loop is running and will be stopped when all events have progressed. """ try: process_event(shutdown_event) except Exception as e: fix_exception(e) process_failure(e)
def _shut_down():
"""\
Code to be called last. The main loop is running and will
be stopped when all events have progressed.
"""
try:
process_event(shutdown_event)
except Exception as e:
fix_exception(e)
process_failure(e)
def update_all(self):
try:
simple_event("onewire","scanning",*self.name, deprecated=True)
simple_event("onewire","scan",*self.name, run="running")
self._update_all()
except Exception as e:
fix_exception(e)
process_failure(e)
# error only; success below
simple_event("onewire","scan",*self.name, run="error", error=str(e))
def _get_typ(self):
try:
t = self.get("type")
self._setattr(t,"typ")
except Exception as ex:
del self.typ
del devices[self.id]
fix_exception(ex)
process_failure(ex)
else:
self.go_up()
def _get_typ(self):
try:
t = self.get("type")
self._setattr(t, "typ")
except Exception as ex:
del self.typ
del devices[self.id]
fix_exception(ex)
process_failure(ex)
else:
self.go_up()
def delete(self,ctx=None):
if self.timer:
self.timer.cancel()
self.timer = None
try:
if self.state:
simple_event("pwm","change",*self.name, value=0)
except Exception as ex:
fix_exception(ex)
process_failure(ex)
finally:
super(CommonPM,self).delete()
def run(p, *a, **k):
try:
p(*a, **k)
except TrySomethingElse:
pass
except Exception as exc:
from moat.logging import log_exc
from moat.run import process_failure
print_exc()
fix_exception(exc)
log_exc(msg="Unhandled exception", err=exc)
process_failure(exc)
def run(p,*a,**k): try: p(*a,**k) except TrySomethingElse: pass except Exception as exc: from moat.logging import log_exc from moat.run import process_failure print_exc() fix_exception(exc) log_exc(msg="Unhandled exception", err=exc) process_failure(exc)
def exposed_cmd_list(self, *args):
# don't call this 'exposed_list'!
c = get_collect(args, allow_collection=True)
try:
if c is None:
for m in all_collect(skip=False):
yield m.name,
elif isinstance(c, Collection):
if args[-1] == "*":
for n, m in c.items():
yield n, m
return
for n, m in c.items():
try:
m = m.info
except AttributeError:
m = m.name
else:
if callable(m):
m = m()
if isinstance(m, six.string_types):
m = m.split("\n")[0].strip()
if m is not None:
yield (n, m)
else:
yield n,
else:
for p, t in flatten((c, )):
if isinstance(t, datetime):
if TESTING:
if t.year != 2003:
t = "%s" % (humandelta(t -
now(t.year != 2003)), )
else:
t = "%s (%s)" % (
humandelta(t - now(t.year != 2003)), t)
ti = t.rfind('.')
if ti > 0 and len(t) - ti > 3 and len(
t) - ti < 9: # limit to msec
t = t[:ti + 3] + ")"
# otherwise transmit the datetime as-is
elif not isinstance(t, (date, time, timedelta)):
t = six.text_type(t)
yield p, t
except Exception as e:
fix_exception(e)
yield "* ERROR *", repr(e)
process_failure(e)
def start_up():
"""\
Code to be called first. The main loop is NOT running.
"""
register_worker(Shutdown_Worker("shutdown handler"))
global running
if not running:
running = True
try:
process_event(startup_event)
except Exception as e:
fix_exception(e)
process_failure(e)
def start_up():
"""\
Code to be called first. The main loop is NOT running.
"""
register_worker(Shutdown_Worker("shutdown handler"))
global running
if not running:
running = True
try:
process_event(startup_event)
except Exception as e:
fix_exception(e)
process_failure(e)
def process(self, **k): super(WorkSequence,self).process(**k) assert self.work,"empty workqueue in "+repr(self) self.in_step = step = 0 self.in_worker = None res = None from moat.logging import log_run,log_halted try: event = self.event except Exception as ex: fix_exception(ex) event = ex excepting = False for w in self.work: step += 1 self.in_step = step self.in_worker = w r = None try: if not excepting or isinstance(w,ExcWorker): log_run(self,w,step) r = w.process(event=self.event, queue=self) except TrySomethingElse: pass except Exception as ex: fix_exception(ex) r = ex if isinstance(r,Exception): excepting = True if not hasattr(r,"within"): r.within=[w] r.within.append(self) if res is None: res = r elif isinstance(res,Exception): from moat.logging import log_exc log_exc(msg="Unhandled nested exception", err=res) from moat.run import process_failure process_failure(res) res = r if isinstance(res,Exception): reraise(res)
def process(self, event=None, **k):
super(EventCallback, self).process(**k)
# This is an event monitor. Failures will not be tolerated.
try:
msg = getattr(event.ctx, 'raw', None)
codec = "application/binary"
if msg is None:
codec = json.CODEC
for x, y in event.ctx:
if x == 'event': continue
if isinstance(
y, six.string_types + six.integer_types +
(bool, float, list, tuple)):
d[x] = y
elif hasattr(y, 'name'):
d[x] = y.name
if 'timestamp' not in d:
d['timestamp'] = now()
try:
msg = json.encode(dict(event=list(event), **d))
except (TypeError, UnicodeDecodeError) as e:
msg = json.encode(
dict(data=repr(event) + "|" + repr(d) + "|" + repr(e)))
elif isinstance(msg, six.integer_types + (float, )):
msg = str(msg)
codec = "text/plain"
elif isinstance(msg, six.string_types):
msg = msg.encode("utf-8")
codec = "text/plain"
global _mseq
_mseq += 1
msg = amqp.Message(body=msg,
content_type=codec,
message_id=base_mseq + str(_mseq))
self.channel.basic_publish(
msg=msg,
exchange=self.exchange,
routing_key=".".join(
str(x) for x in self.prefix + tuple(event)[self.strip:]))
except Exception as ex:
fix_exception(ex)
process_failure(ex)
try:
self.cancel()
except Exception as ex:
fix_exception(ex)
process_failure(ex)
raise TrySomethingElse
def process(self, **k):
super(WorkSequence, self).process(**k)
assert self.work, "empty workqueue in " + repr(self)
self.in_step = step = 0
self.in_worker = None
res = None
from moat.logging import log_run, log_halted
try:
event = self.event
except Exception as ex:
fix_exception(ex)
event = ex
excepting = False
for w in self.work:
step += 1
self.in_step = step
self.in_worker = w
r = None
try:
if not excepting or isinstance(w, ExcWorker):
log_run(self, w, step)
r = w.process(event=self.event, queue=self)
except TrySomethingElse:
pass
except Exception as ex:
fix_exception(ex)
r = ex
if isinstance(r, Exception):
excepting = True
if not hasattr(r, "within"):
r.within = [w]
r.within.append(self)
if res is None:
res = r
elif isinstance(res, Exception):
from moat.logging import log_exc
log_exc(msg="Unhandled nested exception", err=res)
from moat.run import process_failure
process_failure(res)
res = r
if isinstance(res, Exception):
reraise(res)
def process(self, **k):
super(EventCallback, self).process(**k)
# This is an event monitor. Failures will not be tolerated.
try:
self.run_callback(**k)
except Exception as ex:
fix_exception(ex)
process_failure(ex)
try:
self.cancel()
except Exception as ex:
fix_exception(ex)
process_failure(ex)
raise TrySomethingElse
def cont(self, _=None):
while self.waiting:
try:
msg = self.waiting.pop(0)
log("fs20", DEBUG, msg)
d = self._dataReceived(msg)
except Exception as e:
fix_exception(e)
process_failure(e)
else:
if d:
d.addCallback(self.cont)
return
self.waiting = None
self._start_timer()
def cont(self, _=None):
while self.waiting:
try:
msg = self.waiting.pop(0)
log("fs20",DEBUG,msg)
d = self._dataReceived(msg)
except Exception as e:
fix_exception(e)
process_failure(e)
else:
if d:
d.addCallback(self.cont)
return
self.waiting = None
self._start_timer()
def update_all(self):
try:
simple_event("onewire", "scanning", *self.name, deprecated=True)
simple_event("onewire", "scan", *self.name, run="running")
self._update_all()
except Exception as e:
fix_exception(e)
process_failure(e)
# error only; success below
simple_event("onewire",
"scan",
*self.name,
run="error",
error=str(e))
def process(self, **k): super(EventCallback,self).process(**k) # This is an event monitor. Failures will not be tolerated. try: self.run_callback(**k) except Exception as ex: fix_exception(ex) process_failure(ex) try: self.cancel() except Exception as ex: fix_exception(ex) process_failure(ex) raise TrySomethingElse
def _worker(self):
dx = 0.1
while True:
if not self.alarmed:
return
try:
src = self['alarm/sources']
if not src:
self.alarmed = False
return
for s in src.split(','):
si = self['alarm/' + s]
if not si:
continue # somebody else beat us to it
if isinstance(si, six.integer_types):
si = (str(si), )
else:
si = si.split(',')
for i in si:
if s == "console":
if i != 1:
simple_event('moat', 'alarm', self.name,
'error', 'console', i)
cons = self['console']
if cons != "":
simple_event('moat',
self.name,
'console',
data=cons)
elif s == "status":
simple_event('moat',
self.name,
'status',
i,
value=self['status/' + i])
else:
self.tell(s, i)
except (DisconnectedError, TimedOut) as e:
fix_exception(e)
process_failure(e)
dx = 30
sleep(dx)
dx *= 1.5
if dx > 3:
dx = 3
def exposed_cmd_list(self,*args):
# don't call this 'exposed_list'!
c = get_collect(args, allow_collection=True)
try:
if c is None:
for m in all_collect(skip=False):
yield m.name,
elif isinstance(c,Collection):
if args[-1] == "*":
for n,m in c.items():
yield n,m
return
for n,m in c.items():
try:
m = m.info
except AttributeError:
m = m.name
else:
if callable(m):
m = m()
if isinstance(m,six.string_types):
m = m.split("\n")[0].strip()
if m is not None:
yield (n,m)
else:
yield n,
else:
for p,t in flatten((c,)):
if isinstance(t,datetime):
if TESTING:
if t.year != 2003:
t = "%s" % (humandelta(t-now(t.year != 2003)),)
else:
t = "%s (%s)" % (humandelta(t-now(t.year != 2003)),t)
ti = t.rfind('.')
if ti>0 and len(t)-ti > 3 and len(t)-ti<9: # limit to msec
t= t[:ti+3]+")"
# otherwise transmit the datetime as-is
elif not isinstance(t,(date,time,timedelta)):
t = six.text_type(t)
yield p,t
except Exception as e:
fix_exception(e)
yield "* ERROR *",repr(e)
process_failure(e)
def exposed_command(self,*args,**kwargs):
try:
sub = kwargs.get("sub",())
if sub:
cmd = CommandProcessor(parent=self,ctx=self.ctx)
proc = cmd.complex_statement(args)
for s in sub:
proc.simple_statement(s)
proc.done()
cmd.run()
else:
return CommandProcessor(parent=self,ctx=self.ctx).simple_statement(args)
except Exception as e:
fix_exception(e)
process_failure(e)
reraise(e)
def exposed_command(self, *args, **kwargs):
try:
sub = kwargs.get("sub", ())
if sub:
cmd = CommandProcessor(parent=self, ctx=self.ctx)
proc = cmd.complex_statement(args)
for s in sub:
proc.simple_statement(s)
proc.done()
cmd.run()
else:
return CommandProcessor(parent=self,
ctx=self.ctx).simple_statement(args)
except Exception as e:
fix_exception(e)
process_failure(e)
reraise(e)
def dataReceived(self,val):
buffer = self.buffer + val
data = []
while True:
i = buffer.find(self.delimiter)
if i < 0:
break
data.append(buffer[:i])
buffer = buffer[i+len(self.delimiter):]
self.buffer = buffer
for d in data:
try:
self.lineReceived(d.decode('utf-8'))
except Exception as e:
fix_exception(e)
process_failure(e)
def dataReceived(self, val):
buffer = self.buffer + val
data = []
while True:
i = buffer.find(self.delimiter)
if i < 0:
break
data.append(buffer[:i])
buffer = buffer[i + len(self.delimiter):]
self.buffer = buffer
for d in data:
try:
self.lineReceived(d.decode('utf-8'))
except Exception as e:
fix_exception(e)
process_failure(e)
def _command(self, args=(), sub=(), **kwargs):
ctx = Context(**kwargs)
ctx.out = Reporter()
ctx.words = global_words() # self.ctx)
try:
if sub:
cmd = CommandProcessor(parent=self, ctx=ctx)
proc = cmd.complex_statement(args)
for s in sub:
proc.simple_statement(s)
proc.done()
cmd.run()
else:
CommandProcessor(parent=self, ctx=ctx).simple_statement(args)
except Exception as e:
fix_exception(e)
process_failure(e)
reraise(e)
return ctx.out.data
def _command(self, args=(), sub=(),**kwargs): ctx = Context(**kwargs) ctx.out = Reporter() ctx.words = global_words() # self.ctx) try: if sub: cmd = CommandProcessor(parent=self,ctx=ctx) proc = cmd.complex_statement(args) for s in sub: proc.simple_statement(s) proc.done() cmd.run() else: CommandProcessor(parent=self,ctx=ctx).simple_statement(args) except Exception as e: fix_exception(e) process_failure(e) reraise(e) return ctx.out.data
def __init__(self,name,host,port, vhost,username,password):
self.name = name
self.host=host
self.port=port
self.vhost=vhost
self.username=username
self.password=password
self.workers = []
try:
self.conn=amqp.connection.Connection(host=self.host,userid=self.username,password=self.password,login_method='AMQPLAIN', login_response=None, virtual_host=self.vhost)
except Exception as ex:
simple_event("amqp","error",*name, error=str(ex), deprecated=True)
simple_event("amqp","state",*name, error=str(ex), state="error")
fix_exception(ex)
process_failure(ex)
else:
super(AMQPclient,self).__init__()
simple_event("amqp","connect",*name, deprecated=True)
simple_event("amqp","state",*name, state="connect")
def _writer(self):
errs = 0
for r in self.q:
try:
if r is FlushMe:
self._flush()
else:
self._log(*r)
except Exception as ex:
errs += 1
fix_exception(ex)
from moat.run import process_failure
process_failure(ex)
if errs > 10:
reraise(ex)
else:
if errs:
errs -= 1
finally:
self.q.task_done()
self.q.task_done() # for the StopIter
def _writer(self): errs = 0 for r in self.q: try: if r is FlushMe: self._flush() else: self._log(*r) except Exception as ex: errs += 1 fix_exception(ex) from moat.run import process_failure process_failure(ex) if errs > 10: reraise(ex) else: if errs: errs -= 1 finally: self.q.task_done() self.q.task_done() # for the StopIter
def do_switch(self):
"""Click"""
if self.state:
self.state = 0
tn = self.t_off
else:
self.state = 1
tn = self.t_on
simple_event("pwm","change",*self.name, value=self.state)
try:
self.last = self.next
if tn is not None:
self.next = self.last + dt.timedelta(0,tn)
self.timer = callLater(False,self.next,self.do_timed_switch)
else:
self.next = None
except Exception as e:
fix_exception(e)
process_failure(e)
simple_event("pwm","error",*self.name, error=e)
def _worker(self):
dx = 0.1
while True:
if not self.alarmed:
return
try:
src = self['alarm/sources']
if not src:
self.alarmed = False
return
for s in src.split(','):
si = self['alarm/'+s]
if not si:
continue # somebody else beat us to it
if isinstance(si,six.integer_types):
si = (str(si),)
else:
si = si.split(',')
for i in si:
if s == "console":
if i != 1:
simple_event('moat','alarm',self.name,'error','console',i)
cons = self['console']
if cons != "":
simple_event('moat',self.name,'console', data=cons)
elif s == "status":
simple_event('moat',self.name,'status', i, value=self['status/'+i])
else:
self.tell(s,i)
except (DisconnectedError,TimedOut) as e:
fix_exception(e)
process_failure(e)
dx = 30
sleep(dx)
dx *= 1.5
if dx > 3:
dx = 3
def go_down(self, _=None):
if not self.is_up:
return
self.is_up = False
if _ is not None:
process_failure(_)
simple_event("onewire",
"down",
typ=self.typ,
id=self.id,
bus=self.bus.name,
path=self.path,
deprecated=True)
simple_event("onewire",
"device",
"state",
self.id,
typ=self.typ,
id=self.id,
bus=self.bus.name,
path=self.path,
state="down")
def _reader(self): try: while self.socket is not None: try: if self.socket.closed: return r = self.socket.recv(4096) if not r: return except Exception as e: fix_exception(e) process_failure(e) return try: self.dataReceived(r) except Exception as e: fix_exception(e) process_failure(e) finally: if self.socket: self.socket.close() self.socket = None self.down_event(True)
def _reader(self):
try:
while self.socket is not None:
try:
if self.socket.closed:
return
r = self.socket.recv(4096)
if not r:
return
except Exception as e:
fix_exception(e)
process_failure(e)
return
try:
self.dataReceived(r)
except Exception as e:
fix_exception(e)
process_failure(e)
finally:
if self.socket:
self.socket.close()
self.socket = None
self.down_event(True)
def _start(self):
reported = False
while True:
sleep(self.freq)
try:
self.time_start = now()
self.old_seen = self.seen.copy()
# log(DEBUG,"SCAN",self.path,"IN",self.bus)
self.bus.dir(path=self.path + ('alarm', ),
proc=self._reporter,
cached=False)
for id in self.old_seen:
simple_event("onewire",
"alarm",
"state",
id,
bus=self.bus.bus.name,
path=self.path,
id=id,
state="off")
self.seen.remove(id)
except Exception as e:
self.last_error = e
if not reported:
reported = True
fix_exception(e)
process_failure(e)
self.time_len = now() - self.time_start
sleep(self.freq * 10)
else:
reported = False
self.time_len = now() - self.time_start
for x in self.simul:
x[0] += 1
if x[0] >= x[1]:
x[0] = 0
self.bus.set(self.path + ('simultaneous', x[2]), x[3])
def __init__(self, name, host, port, socket=None):
self.socket = socket
self.host = host
self.port = port
self.name = name
storage2 = getattr(self, "storage2", {})
assert (host, port) not in storage2, "already known host/port tuple"
super(NetCommonConnector, self).__init__()
storage2[(host, port)] = self
external = (self.socket is not None)
if self.socket is None:
try:
self._connect()
except Exception as ex:
fix_exception(ex)
if isinstance(ex, EnvironmentError) and ex.errno in (
errno.ECONNREFUSED, errno.EHOSTDOWN,
errno.EHOSTUNREACH, errno.ENETDOWN, errno.ENETUNREACH,
errno.ETIMEDOUT):
ex.no_backtrace = True
try:
del storage2[(host, port)]
except KeyError:
pass
else:
super(NetCommonConnector, self).delete()
try:
self.not_up_event(error=ex)
except Exception as ex2:
fix_exception(ex2)
process_failure(ex2)
reraise(ex)
self.handshake(False)
else:
self.handshake(True)
self.start_job("job", self._reader)
