def setup_timeout(self, ID=0):
Time = time.time()
Times = struct.pack('d', Time)
if ID == 0: ID = random.getrandbits(32) # ID size in bits
ping.data_ping(self.socket, self.server[1], ID, Times)
msg = ping.read_ping(self.socket, self.timeout())
if not msg:
raise Exception(
'PingServer::setup_timeout: no valid response from ' +
self.server[0])
addr, rID, data = msg['address'], msg['ID'], msg['payload']
log.debug("Addr=%s rID=%d Data=%d bytes" % (addr[0], rID, len(data)))
if len(data) == 0:
raise Exception('PingServer::setup_timeout: null response from ' +
self.server[0])
if rID != ID:
raise Exception(
'PingServer::setup_timeout: invalid response id from ' +
self.server[0])
if data != Times:
raise Exception(
'PingServer::setup_timeout: invalid response data from ' +
self.server[0])
if addr[0] != self.server[1]:
raise Exception(
'PingServer::setup_timeout: invalid response server from ' +
self.server[0])
delay = time.time() - Time
log.notice('echo delay: %.02fms' % (1000 * delay))
def process_block(self, addr, ID, data):
if ID == 0: raise Exception('server responded with ID 0 packet')
while len(self.queued_events[ID]):
handler, event, args = self.queued_events[ID].popleft()
if event.is_set(): continue
if handler == self.write_block_timeout:
if self.debug:
log.trace('%s (block %d) updated' % (self.server[0], ID))
data = args[1]
elif handler == self.read_block_timeout:
if self.debug:
log.trace('%s (block %d) read' % (self.server[0], ID))
callback, cb_args = args[1], args[2]
if len(data) > 0: callback(ID, data, *cb_args)
else: callback(ID, self.null_block(), *cb_args)
elif handler == self.delete_block_timeout:
if self.debug:
log.trace('%s (block %d) deleted' % (self.server[0], ID))
data = ''
event.set()
if len(data) == 0:
self.blocks = self.blocks - 1
else:
if len(self.listeners): self.process_listeners(addr, ID, data)
#log.trace('%s: sending %d bytes from block %d'%(self.server[0],len(data),ID))
ping.data_ping(self.socket, addr, ID, data)
def setup_block(self, ID=0):
if ID == 0: ID = random.getrandbits(32) # ID size in bits
Fill = chr(random.getrandbits(8)) # repeated data
Filler = self.block_size * Fill
ping.data_ping(self.socket, self.server[1], ID, Filler)
msg = ping.read_ping(self.socket, self.timeout())
if not msg:
raise Exception(
'PingServer::setup_block: no valid response from ' +
self.server[0])
addr, rID, data = msg['address'], msg['ID'], msg['payload']
log.debug("Addr=%s rID=%d Data=%d bytes" % (addr[0], rID, len(data)))
if len(data) == 0:
raise Exception('PingServer::setup_block: null response from ' +
self.server[0])
if rID != ID:
raise Exception(
'PingServer::setup_block: invalid response id from ' +
self.server[0])
if data != len(data) * Fill:
raise Exception(
'PingServer::setup_block: invalid response data from ' +
self.server[0])
if addr[0] != self.server[1]:
raise Exception(
'PingServer::setup_block: invalid response server from ' +
self.server[0])
self.block_size = len(data)
self.empty_block = self.null_block()
log.notice('echo length: %d bytes' % self.block_size)
def process_block(self, addr, ID, data):
if ID == 0:
raise Exception("server responded with ID 0 packet")
while len(self.queued_events[ID]):
handler, event, args = self.queued_events[ID].popleft()
if event.is_set():
continue
if handler == self.write_block_timeout:
if self.debug:
log.trace("%s (block %d) updated" % (self.server[0], ID))
data = args[1]
elif handler == self.read_block_timeout:
if self.debug:
log.trace("%s (block %d) read" % (self.server[0], ID))
callback, cb_args = args[1], args[2]
if len(data) > 0:
callback(ID, data, *cb_args)
else:
callback(ID, self.null_block(), *cb_args)
elif handler == self.delete_block_timeout:
if self.debug:
log.trace("%s (block %d) deleted" % (self.server[0], ID))
data = ""
event.set()
if len(data) == 0:
self.blocks = self.blocks - 1
else:
if len(self.listeners):
self.process_listeners(addr, ID, data)
# log.trace('%s: sending %d bytes from block %d'%(self.server[0],len(data),ID))
ping.data_ping(self.socket, addr, ID, data)
def setup_timeout(self, ID=0):
Time = time.time()
Times = struct.pack('d',Time)
if ID == 0: ID = random.getrandbits(32) # ID size in bits
ping.data_ping(self.socket,self.server[1],ID,Times)
msg = ping.read_ping(self.socket,self.timeout())
if not msg: raise Exception('PingServer::setup_timeout: no valid response from '+self.server[0])
addr,rID,data = msg['address'],msg['ID'],msg['payload']
log.debug("Addr=%s rID=%d Data=%d bytes"%(addr[0],rID,len(data)))
if len(data) == 0: raise Exception('PingServer::setup_timeout: null response from '+self.server[0])
if rID != ID: raise Exception('PingServer::setup_timeout: invalid response id from '+self.server[0])
if data != Times: raise Exception('PingServer::setup_timeout: invalid response data from '+self.server[0])
if addr[0] != self.server[1]: raise Exception('PingServer::setup_timeout: invalid response server from '+self.server[0])
delay = time.time() - Time
log.notice('echo delay: %.02fms'%(1000*delay))
def setup_block(self, ID = 0):
if ID == 0: ID = random.getrandbits(32) # ID size in bits
Fill = chr(random.getrandbits(8)) # repeated data
Filler = self.block_size * Fill
ping.data_ping(self.socket,self.server[1],ID,Filler)
msg = ping.read_ping(self.socket,self.timeout())
if not msg: raise Exception('PingServer::setup_block: no valid response from '+self.server[0])
addr,rID,data = msg['address'],msg['ID'],msg['payload']
log.debug("Addr=%s rID=%d Data=%d bytes"%(addr[0],rID,len(data)))
if len(data) == 0: raise Exception('PingServer::setup_block: null response from '+self.server[0])
if rID != ID: raise Exception('PingServer::setup_block: invalid response id from '+self.server[0])
if data != len(data)*Fill: raise Exception('PingServer::setup_block: invalid response data from '+self.server[0])
if addr[0] != self.server[1]: raise Exception('PingServer::setup_block: invalid response server from '+self.server[0])
self.block_size = len(data)
self.empty_block = self.null_block()
log.notice('echo length: %d bytes'%self.block_size)
