def end(self):
if (self.proc):
if (self.proc.poll() == None):
self.proc.terminate()
self.proc.wait()
console.info("geth subprocess terminated")
else:
console.warn(
"geth subprocess already terminate with return code {0}".
format(self.proc.poll()))
"""
# last logs
newLog = self.log.readline().split(' ')
while (newLog != ['']):
index = 2
message = ""
while ((index < len(newLog)) and (newLog[index] != '') and ('"' not in newLog[index]) and ("=" not in newLog[index])):
message += newLog[index]
message += ' '
index += 1
if (newLog[0] == "WARN"):
console.warn(message)
elif (newLog[0] == "INFO"):
console.info(message)
else:
console.error(message)
newLog = self.log.readline().split(' ')
"""
self.log.close()
console.info("geth closed")
def get_enodeS(self):
enodeS = self.w3.geth.admin.node_info()["enode"]
ip = tools.get_public_ip()
if ip not in enodeS:
console.warn("public ip is {0} and enode ip is {1}".format(
ip,
enodeS.split('@')[1].split(':')[0]))
return enodeS
def __received_frame(self, frame, contact):
valid = False
who = "{0}-newGuest".format(self.user[0])
console.print("new connexion from {0}:{1}".format(
contact[0], contact[1]),
who=who)
try:
if (frame[0] == BC_BEGIN_IDENTITY):
console.bc(frame[0], who=who)
index = 1
while (frame[index] != BC_END_IDENTITY):
console.bc(frame[index], who=who)
if (frame[index] == BC_ERROR):
console.warn("identity frame aborted", who=who)
valid = False
return
elif (frame[index] == BC_RECEIVED_ENODE):
index += 1
newGuest.enodeB = frame[index:index + 70]
if (contact[0] != newGuest.ip()):
console.warn("guest's ip doesn't match", who=who)
valid = False
return
index += 70
#
#
#
valid = True
else:
valid = False
console.warn("invalid balise in identity frame",
who=who)
return
console.bc(frame[index], who=who)
index += 1
if (valid):
#
#
#
console.print("identity completed", who=who)
return
else:
console.warn("incomplete identity", who=who)
return
else:
raise IndexError
except IndexError:
console.warn("bad frame construction from {0}:{1}".format(
contact[0], contact[1]),
who=who)
return
def __load_dealer(self):
try:
with open("{0}/.{1}.json".format(ROOT, GETH_DEALER_NAME),
'r') as fd:
cfg = json.load(fd)
self.dealer = self.w3.eth.contract(address=cfg["address"],
abi=cfg["abi"])
console.info("dealer contract loaded")
return True
except:
console.warn("failed to load dealer contract")
return False
def update(self):
time.sleep(UPDATE_WAITING_TIME)
newLog = self.log.readline()
if "New local node record" in newLog:
console.info("enode refresh")
elif "Successfully sealed new block" in newLog:
console.print("new block sealed : {0}".format(
self.get_blocknumber()))
elif "Block sealing failed" in newLog:
console.warn("block sealing failed")
self.forge(False)
else:
pass
"""
def update_udp(self):
try:
(frame, contact) = self.udpGuestSoc.recvfrom(FRAME_LENGHT)
# split frame byte to byte
frame = list(frame)
n, frame = self.__check_identity_frame(frame, contact)
if (n == -1):
return
elif (frame == []):
console.warn("no command", who=self.guests[n].who)
return
else:
self.__check_command_frame(self.guests[n], frame)
except socket.timeout:
return
def __load_eigentrust(self):
try:
with open("{0}/.{1}.json".format(ROOT, GETH_EIGENTRUST_NAME),
'r') as fd:
cfg = json.load(fd)
self.eigentrust = self.w3.eth.contract(address=cfg["address"],
abi=cfg["abi"])
self.eigentrustEvents = dict()
self.eigentrustEvents[
"NewUser"] = self.eigentrust.events.NewUser.createFilter(
fromBlock=0)
self.eigentrustEvents[
"Vote"] = self.eigentrust.events.Vote.createFilter(fromBlock=0)
console.info("eigentrust contract loaded")
return True
except:
console.warn("failed to load eigentrust contract")
return False
def __check_command_frame(self, guest, frame):
try:
if (frame[0] == BC_BEGIN_COMMAND):
console.bc(frame[0], who=guest.who)
index = 1
while (frame[index] != BC_END_COMMAND):
console.bc(frame[index], who=guest.who)
if (frame[index] == BC_ERROR):
console.warn("command frame aborted", who=guest.who)
return
#elif (frame[index] == BC.):
else:
console.warn("invalid balise in command frame",
who=who)
return
console.bc(frame[index], who=guest.who)
return
else:
raise IndexError
except IndexError:
console.warn("bad frame construction from {0}:{1}".format(
contact[0], contact[1]),
who=who)
return
def __command(self, guest, frame):
contact = ("".join(["{0}.".format(guest.ip[x])])[:-1],
255 * udpPyPort[0] + udpPyPort[1])
try:
if (frame[0] == BC_BEGIN_COMMAND):
console.bc(frame[0], who=guest.who)
index = 1
while (frame[index] != BC_END_COMMAND):
console.bc(frame[index], who=guest.who)
if (frame[index] == BC_ERROR):
console.warn("command frame aborted", who=guest.who)
return
#elif (frame[index] == BC.):
else:
console.warn("invalid balise in command frame",
who=who)
return
console.bc(frame[index], who=guest.who)
return
else:
raise IndexError
except IndexError:
console.warn("bad frame construction from {0}:{1}".format(
contact[0], contact[1]),
who=who)
return
def __check_identity_frame(self, frame, contact):
valid = False
newGuest = Guest(self.user[0])
newGuest.udpContact = contact
console.print("new connexion from {0}:{1}".format(
contact[0], contact[1]),
who=newGuest.who)
try:
if (frame[0] == BC_BEGIN_IDENTITY):
console.bc(frame[0], who=newGuest.who)
index = 1
while (frame[index] != BC_END_IDENTITY):
console.bc(frame[index], who=newGuest.who)
if (frame[index] == BC_ERROR):
console.warn("identity frame aborted",
who=newGuest.who)
valid = False
return -1, []
elif (frame[index] == BC_RECEIVED_ENODE):
index += 1
newGuest.enodeB = frame[index:index + 70]
if (contact[0] != newGuest.ip()):
console.warn("guest's ip doesn't match",
who=newGuest.who)
valid = False
return -1, []
index += 70
valid = True
elif (frame[index] == BC_RECEIVED_ADDRESS):
index += 1
newGuest.addressB = frame[index:index + 20]
index += 20
else:
valid = False
console.warn("invalid balise in identity frame",
who=newGuest.who)
return -1, []
console.bc(frame[index], who=newGuest.who)
index += 1
if (valid and newGuest.update()):
n = self.__guest_exist(newGuest)
if (n == -1):
self.guests.append(newGuest)
n = len(self.guests) - 1
else:
self.guests[n] = newGuest
console.print("identity completed", who=newGuest.who)
return n, frame[index:]
else:
console.warn("incomplete identity", who=newGuest.who)
return -1, []
else:
raise IndexError
except IndexError:
console.warn("bad frame construction from {0}:{1}".format(
contact[0], contact[1]),
who=newGuest.who)
return -1, []
def __identity(self, frame, contact):
valid = False
newGuest = Guest(self.username)
console.print("new connexion from {0}:{1}".format(
contact[0], contact[1]),
who=newGuest.who)
try:
if (frame[0] == BC_BEGIN_IDENTITY):
console.bc(frame[0], who=newGuest.who)
index = 1
while (frame[index] != BC_END_IDENTITY):
console.bc(frame[index], who=newGuest.who)
if (frame[index] == BC_ERROR):
console.warn("identity frame aborted",
who=newGuest.who)
valid = False
return -1, []
elif (frame[index] == BC_IDENTITY_USER):
index += 1
newGuest.guestType = "user"
newGuest.enode = frame[index:index + 70]
if ([int(contact[0].split('.')[x])
for x in range(4)] != newGuest.enode[64:68]):
console.warn("guest's ip doesn't match",
who=newGuest.who)
valid = False
return -1, []
index += 70
valid = True
elif (frame[index] == BC_IDENTITY_TRACKER):
index += 1
newGuest.guestType = "tracker"
#
# code
#
valid = True
console.error("not implemented")
return -1, []
else:
valid = False
console.warn("invalid balise in identity frame",
who=newGuest.who)
return -1, []
console.bc(frame[index], who=newGuest.who)
index += 1
if valid:
newGuest.udpPyPort = list(contact[1].to_bytes(
2, byteorder='big'))
newGuest.update()
n = self.__guest_exist(newGuest)
if (n == -1):
self.guests.append(newGuest)
n = len(self.guests) - 1
console.print("identity completed", who=newGuest.who)
return n, frame[index:]
else:
console.warn("incomplete identity", who=newGuest.who)
return -1, []
else:
raise IndexError
except IndexError:
console.warn("bad frame construction from {0}:{1}".format(
contact[0], contact[1]),
who=newGuest.who)
return -1, []
def remove_peer(self, enodeS):
try:
self.w3.geth.admin.remove_peer(enodeS)
except:
console.warn("wrong enode, peer not removed")
def add_peer(self, enodeS):
try:
self.w3.geth.admin.add_peer(enodeS)
except:
console.warn("wrong enode, peer not added")