def receiveImage(self, packet):
"""
Receives an image from tracker.
Sends it to the observer server, when totally received.
"""
log.error('Image receiving...')
log.info('[IS NOT IMPLEMENTED]')
def sendAcknowledgement(self, packet):
"""
Sends acknowledgement to the socket
"""
buf = self.getAckPacket(packet.crc)
log.info("Send acknowledgement, crc = %d" % packet.crc)
return self.send(buf)
def processProtocolPacket(self, protocolPacket):
"""
Process ATrack packet.
@type protocolPacket: packets.Packet
@param protocolPacket: ATrack protocol packet
"""
if isinstance(protocolPacket, packets.PacketKeepAlive):
self.uid = protocolPacket.unitId
log.debug("Keep alive packet received. UnitId = %s" % self.uid)
# sends the acknowledgment
self.sendAcknowledgement(protocolPacket)
if not isinstance(protocolPacket, packets.PacketData):
return
if not self.uid:
self.uid = protocolPacket.unitId
log.debug("Data packet received. UnitId = %s" % self.uid)
observerPackets = self.translate(protocolPacket)
if len(observerPackets) == 0:
log.info("Location packet not found. Exiting...")
return
log.info(observerPackets)
self.store(observerPackets)
def processDataBuffer(self, buffer, format = 'report'):
"""
Processing of data from socket / storage.
@param buffer: Data from socket
@param format: Source of data format ('report' or 'sms')
"""
# let's work with text data
data = buffer.decode()
rc = self.re_compiled[format]
position = 0
log.debug("Data received:\n%s", data)
m = rc.search(data, position)
if not m:
self.processError(data)
while m:
# - OK. we found it, let's see for checksum
log.debug("Raw match found.")
data_device = m.groupdict()
packetObserver = self.translate(data_device)
log.info(packetObserver)
self.uid = packetObserver['uid']
self.store([packetObserver])
position += len(m.group(0))
m = rc.search(data, position)
def sendImages(self, images):
"""
Sends image to the observer
@param images: dict() of binary data like {'camera1': b'....'}
"""
if not self.uid:
log.error('[%s] Cant send an image - self.uid is not defined!',
self.handlerId)
return
imagesList = []
for image in images:
image['content'] = base64.b64encode(image['content']).decode()
imagesList.append(image)
observerPacket = {
'uid': self.uid,
'time': datetime.now().strftime('%Y-%m-%dT%H:%M:%S.%f'),
'images': imagesList
}
result = self.store(observerPacket)
if result.isSuccess():
log.info('[%s] sendImages(): Images have been sent.',
self.handlerId)
else:
# ? Error messages should be converted into readable format
log.error('[%s] sendImages():\n %s',
self.handlerId, result.getErrorsList())
def processData(self, data):
"""
Processing of data from socket / storage.
Might be overridden in child classes
@param data: Data from socket
"""
if self._packetsFactory:
try:
if self._buffer is None:
self._buffer = b''
self._buffer += data
protocolPackets = (
self._packetsFactory.getPacketsFromBuffer(self._buffer)
)
for protocolPacket in protocolPackets:
self.processProtocolPacket(protocolPacket)
self._buffer = None
except NeedMoreDataException as E:
log.info('[%s] Need more data...', self.handlerId)
return
except Exception as E:
log.error("[%s] processData error: %s", self.handlerId, E)
log.debug('[%s] Checking handler commands', self.handlerId)
if not self.needProcessCommands():
return self
log.debug('[%s] Ok we can process commands!', self.handlerId)
self.processCommands()
return self
def sendAcknowledgement(self, packet):
"""
Sends acknowledgement to the socket
@param packet: a L{packets.BasePacket} subclass
"""
buf = self.getAckPacket(packet)
log.info("Send acknowledgement: h" + binascii.hexlify(buf).decode())
return self.send(buf)
def sendAcknowledgement(self, packet):
"""
Sends acknowledgement to the socket
@param packet: a L{packets.Packet} subclass
"""
buf = self.getAckPacket(packet)
log.info("Send acknowledgement, crc = %d" % packet.crc)
return self.send(buf)
def sendAcknowledgement(self, packet):
"""
Sends acknowledgement to the socket
@param packet: a L{packets.Packet} subclass
"""
buf = self.getAckPacket(packet)
log.info("[%s] Send acknowledgement", self.handlerId)
return self.send(buf)
def run(self):
"""
Method wich starts TCP-server
"""
log.debug("Server::run()")
self.server_thread = Thread(target = self.server.serve_forever)
self.server_thread.setDaemon(False)
self.server_thread.start()
log.info("Server is started on port %s", self.port)
def run(self):
"""
Method which starts TCP-server
"""
log.debug("Server::run()")
if not HandlerClass:
log.critical('No protocol handlers specified! (use --handler)')
return
server_thread = Thread(target=self.server.serve_forever)
server_thread.setDaemon(False)
server_thread.start()
log.info("Server is started on port %s", self.port)
def sendInternalCommand(self, command):
"""
Sends command to the tracker
@param command: Command string
"""
log.info('Sending "' + command + '"...')
packet = packets.Packet()
packet.header = 1
packet.addTag(0x03, self.headpack['uid'])
packet.addTag(0x04, self.headpack['uid2'])
packet.addTag(0xE0, self.__commands_num_seq)
packet.addTag(0xE1, command)
self.send(packet.rawData)
# save sended command in local dict
self.__commands[self.__commands_num_seq] = packet
self.__commands_num_seq += 1 # increase command number sequence
def delete(self, item, port, timestamp):
"""
Removes item from storage, puts in trash
@param item: Item we want to remove
@param port: Device port
@param timestamp: Start timestamp
"""
try:
uidName = item['name']
filename = os.path.join(conf.pathStorage, port, uidName)
newName = os.path.join(conf.pathTrash, timestamp, port, uidName)
log.info('Delete data for %s', uidName)
log.info('fileName = %s, newName = %s', filename, newName)
newDir = os.path.dirname(newName)
if not os.path.exists(newDir):
os.makedirs(newDir)
os.rename(filename, newName)
except Exception as E:
log.error(E)
def processProtocolPacket(self, protocolPacket):
"""
Process Ime packet.
@type protocolPacket: packets.Packet
@param protocolPacket: Ime protocol packet
"""
self.sendAcknowledgement(protocolPacket)
self.isHeadPacket = False
if isinstance(protocolPacket, packets.ImePacketLogin):
log.info('[%s] Header is stored.', self.handlerId)
self.uid = protocolPacket.deviceImei
self.isHeadPacket = True
if not isinstance(protocolPacket, packets.ImePacketData):
return
if not self.__headPacketRawData:
self.__headPacketRawData = b''
observerPackets = self.translate(protocolPacket)
if len(observerPackets) == 0:
log.info('[%s] Location packet not found. Exiting...',
self.handlerId)
return
log.info(observerPackets)
self.store(observerPackets)
def processProtocolPacket(self, protocolPacket):
"""
Process teltonika packet.
@type protocolPacket: packets.Packet
@param protocolPacket: Teltonika protocol packet
"""
if not self.__headPacketRawData:
self.__headPacketRawData = b''
if isinstance(protocolPacket, packets.PacketHead):
log.info('HeadPack is stored.')
self.__headPacketRawData = protocolPacket.rawData
self.uid = protocolPacket.deviceImei
if not self.uid:
return log.error('HeadPack is not found!')
# try to configure this tracker
if self.configure():
return
# sends the acknowledgment
self.sendAcknowledgement(protocolPacket)
if isinstance(protocolPacket, packets.PacketHead):
return
observerPackets = self.translate(protocolPacket)
if len(observerPackets) == 0:
log.info('Location packet not found. Exiting...')
return
log.info(observerPackets)
self.store(observerPackets)
def processProtocolPacket(self, protocolPacket):
"""
Process naviset packet.
@type protocolPacket: packets.Packet
@param protocolPacket: Naviset protocol packet
"""
self.sendAcknowledgement(protocolPacket)
self.receiveImage(protocolPacket)
self.isHeadPacket = False
log.info('[%s] processProtocolPacket... isHead = %s',
self.handlerId, self.isHeadPacket)
if isinstance(protocolPacket, packets.PacketHead):
log.info('[%s] HeadPack is stored.', self.handlerId)
self.__headPacketRawData = protocolPacket.rawData
self.uid = protocolPacket.deviceImei
self.isHeadPacket = True
if isinstance(protocolPacket, packets.PacketAnswer):
log.info("[%s] Storing command answer packet: %s",
self.handlerId, protocolPacket.__class__)
broker.sendAmqpAnswer(self, protocolPacket)
return
if not isinstance(protocolPacket, packets.PacketData):
return
if not self.__headPacketRawData:
self.__headPacketRawData = b''
observerPackets = self.translate(protocolPacket)
if len(observerPackets) == 0:
log.info('[%s] Location packet not found. Exiting...',
self.handlerId)
return
log.info(observerPackets)
self.store(observerPackets)
def receiveImage(self, packet):
"""
Receives an image from tracker.
Sends it to the observer server, when totally received.
"""
if (packet == None) or (packet.body == None) or (len(packet.body) == 0):
log.error('Empty image packet. Transfer aborted!')
return
config = self.__imageReceivingConfig
partnum = packet.body[0]
if self.__imageReceivingConfig is None:
self.__imageReceivingConfig = {
'imageParts': {}
}
config = self.__imageReceivingConfig
log.info('Image transfer is started.')
else:
if len(packet.body) > 1:
log.debug('Image transfer in progress...')
log.debug('Size of chunk is %d bytes', len(packet.body) - 1)
else:
imageData = b''
imageParts = self.__imageReceivingConfig['imageParts']
for num in sorted(imageParts.keys()):
imageData += imageParts[num]
self.sendImages([{
'mime': 'image/jpeg',
'content': imageData
}])
self.__imageReceivingConfig = None
log.debug('Transfer complete.')
return
imageData = packet.body[1:]
config['imageParts'][partnum] = imageData
def processProtocolPacket(self, protocolPacket):
"""
Process galileo packet.
@param protocolPacket: Galileo protocol packet
"""
#if (self.__packNum == 1) and (self.__imageReceivingConfig is None):
# self.__packNum += 1
# self.sendInternalCommand("Makephoto 1")
observerPackets = self.translate(protocolPacket)
self.sendAcknowledgement(protocolPacket)
if not self.__headPacketRawData:
self.__headPacketRawData = b''
if protocolPacket.header == 1:
self.__headPacketRawData = protocolPacket.rawData
if protocolPacket.hasTag(0xE1):
log.info('Device answer is "' +
protocolPacket.getTag(0xE1).getValue() + '".')
if len(observerPackets) > 0:
if 'uid' in observerPackets[0]:
self.headpack = observerPackets[0]
self.uid = self.headpack['uid']
log.info('HeadPack is stored.')
if 'time' not in self.headpack:
observerPackets.remove(self.headpack)
if protocolPacket.header == 4:
return self.receiveImage(protocolPacket)
if len(observerPackets) == 0: return
log.info('Location packet found. Sending...')
# MainPack
for packet in observerPackets:
packet.update(self.headpack)
log.info(observerPackets)
self.store(observerPackets)
def getEmails(self):
"""
Retrieves emails from IMAP connection
@return: List of email bodies
"""
list = []
host = conf.get("imap", "host")
port = conf.get("imap", "port")
username = conf.get("imap", "username")
password = conf.get("imap", "password")
filter = conf.get("imap", "filter")
if not host:
log.error('IMAP / No host specified! Exiting')
return list
log.info('IMAP / Connecting to %s:%s', host, port)
M = imaplib.IMAP4_SSL(host, port)
M.login(username, password)
log.debug("IMAP / Logged in as %s", username)
try:
M.select('INBOX', readonly=False) # select INBOX mailbox
res, data = M.uid('search', filter or '(unseen)')
nums = data[0].split()
if len(nums) > 0:
log.info('IMAP / There are %s new message(s)', len(nums))
else:
log.info('IMAP / There are no new messages')
for num in nums:
res, data = M.uid('fetch', num, '(RFC822)')
raw_email = data[0][1]
msg = email.message_from_bytes(raw_email)
list.append(msg)
finally:
try:
M.close()
except:
pass
M.logout()
return list
# -*- coding: utf8 -*-
"""
@project Maprox <http://www.maprox.net>
@info Protocol handlers list
@copyright 2009-2013, Maprox LLC
"""
from kernel.logger import log
from kernel.config import conf
# Load modules
HandlerClass = None
handlerName = conf.get("settings", "handler")
handlerClassPath = "lib.handlers." + handlerName
try:
pkg = __import__(handlerClassPath, globals(), locals(), ["Handler"])
if hasattr(pkg, "Handler"):
HandlerClass = getattr(pkg, "Handler")
HandlerClass.initAmqpThread(handlerName)
log.info("Protocol is loaded: " + HandlerClass.__doc__)
else:
log.error("Class 'Handler' in not found in module %s", handlerClassPath)
except Exception as E:
log.error("Protocol '%s' loading error: %s", handlerClassPath, E)
def receiveImage(self, packet):
"""
Receives an image from tracker.
Sends it to the observer server, when totally received.
"""
if self.__imageReceivingConfig is None:
self.__imageReceivingConfig = {
'bytesReceived': 0,
'lastChunkReceivedTime': datetime.now(),
'imageParts': {}
}
# Automatic image request each 5 minutes
#diff = datetime.now() - \
# self.__imageReceivingConfig['lastChunkReceivedTime']
#if diff.seconds > 60 * 5: # 5 minutes
# self.__imageReceivingConfig = None
# self.sendCommand(packets.CommandGetImage({
# "type": commands.IMAGE_RESOLUTION_640x480
# }))
if not isinstance(packet, packets.PacketAnswerCommandGetImage):
return
config = self.__imageReceivingConfig
if packet.code == packets.IMAGE_ANSWER_CODE_SIZE:
log.info('Image transfer is started.')
log.info('Size of image is %d bytes', packet.imageSize)
config['imageSize'] = packet.imageSize
config['bytesReceived'] = 0
config['imageParts'] = {}
elif packet.code == packets.IMAGE_ANSWER_CODE_DATA:
log.debug('Image transfer in progress...')
chunkLength = len(packet.chunkData)
if chunkLength == 0:
log.debug('Chunk #%d (%d bytes). Null chunk - skip it...',
packet.chunkNumber, chunkLength)
else:
config['bytesReceived'] += chunkLength
config['imageParts'][packet.chunkNumber] = packet.chunkData
log.debug('Chunk #%d (%d bytes). %d of %d bytes received.',
packet.chunkNumber, chunkLength,
config['bytesReceived'], config['imageSize'])
if config['bytesReceived'] >= config['imageSize']:
imageData = b''
imageParts = self.__imageReceivingConfig['imageParts']
for num in sorted(imageParts.keys()):
imageData += imageParts[num]
log.debug('Transfer complete. Sending to the server...')
self.sendImages([{
'mime': 'image/jpeg',
'content': imageData
}])
self.__imageReceivingConfig = None
# remember time of last chunk to re-request image
# if connection breaks down
config['lastChunkReceivedTime'] = datetime.now()
# send confirmation
self.sendCommand(commands.NavisetCommandGetImage({
"type": commands.IMAGE_PACKET_CONFIRM_OK
}))
