def afterInit(self):
self.messageIn = None # Last AFTN message received
self.messageOut = None # Last AFTN message sent
self.fromDisk = True # Changed to False for Service Message created on the fly
self.filenameToSend = None # Filename of the file we want to send or just sent
self.filenameToErase = None # Path + filename of the file we want to erase (ack just received)
self.type = None # Message type. Value must be in ['AFTN', 'SVC', 'RF', 'RQ', 'PRI_DESTADD_TEXT', None]
self.header = None # Message WMO Header
self.priority = None # Priority indicator (SS, DD, FF, GG or KK)
self.destAddress = [] # 8-letter group, max. 21 addresses
self.CSNJustReset = False
try:
self.CSN = self.state.CSN
self.logger.info("CSN (%s) has been taken from AFTN State" % self.CSN)
except:
self.CSN = '0000' # Channel sequence number, 4 digits (ex: 0003)
self.filingTime = None # 6-digits DDHHMM (ex:140335) indicating date and time of filing the message for transmission.
self.dateTime = None # 8-digits DDHHMMSS (ex:14033608)
self.readBuffer = '' # Buffer where we put stuff read from the socket
# Queueing Service Messages when waiting for an ack before sending
self.serviceQueue = []
# Big message support (sending)
self.partsToSend = [] # Text parts of the broken message
self.numberOfParts = len(self.partsToSend) # Number of parts in which a long message has been divided.
self.nextPart = 0 # Always 0 for message that are not bigger than the defined max.
# Big message support (receiving)
self.receivedParts = []
self.notCompletelyReceived = False
self.generalPartsRegex = re.compile(r"//END PART \d\d//")
self.lastPartRegex = re.compile(r"//END PART \d\d/\d\d//")
# Ack support (ack we receive because of the message we have sent)
try:
self.lastAckReceived = self.state.lastAckReceived
self.logger.info("lastAckReceived (%s) has been taken from AFTN State" % self.lastAckReceived)
self.waitingForAck = self.state.waitingForAck
self.logger.info("waitingForAck (%s) has been taken from AFTN State" % self.waitingForAck)
except:
self.lastAckReceived = None # None or the transmitID
self.waitingForAck = None # None or the transmitID
self.sendingInfos = (0, None) # Number of times a message has been sent and the sending time.
self.maxAckTime = self.sourlient.maxAckTime # Maximum time (in seconds) we wait for an ack, before resending.
self.maxSending = 1 # Maximum number of sendings of a message
self.ackUsed = self.sourlient.ackUsed # We can use ack or not (testing purposes only)
self.totAck = 0 # Count the number of ack (testing purpose only)
# CSN verification (receiving)
try:
self.waitedTID = self.state.waitedTID
except:
self.waitedTID = self.otherStationID + '0001' # Initially (when the program start) we are not sure what TID is expected
# Functionnality testing switches
self.resendSameMessage = True
# Read Buffer management
self.unusedBuffer = '' # Part of the buffer that was not used
# Persistent state
min = 60
now = time.mktime(time.gmtime())
if self.subscriber:
try:
lastUpdate = os.stat(AFTNPaths.STATE)[8]
diff = now - lastUpdate
if diff < 60 * min:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
else:
self.logger.warning("Archive state not read because too old (%i minutes)" % int(diff/60))
raise
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
else:
try:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
def afterInit(self):
self.messageIn = None # Last AFTN message received
self.messageOut = None # Last AFTN message sent
self.fromDisk = True # Changed to False for Service Message created on the fly
self.filenameToSend = None # Filename of the file we want to send or just sent
self.filenameToErase = None # Path + filename of the file we want to erase (ack just received)
self.type = None # Message type. Value must be in ['AFTN', 'SVC', 'RF', 'RQ', 'PRI_DESTADD_TEXT', None]
self.header = None # Message WMO Header
self.priority = None # Priority indicator (SS, DD, FF, GG or KK)
self.destAddress = [] # 8-letter group, max. 21 addresses
self.CSNJustReset = False
try:
self.CSN = self.state.CSN
self.logger.info("CSN (%s) has been taken from AFTN State" %
self.CSN)
except:
self.CSN = '0000' # Channel sequence number, 4 digits (ex: 0003)
self.filingTime = None # 6-digits DDHHMM (ex:140335) indicating date and time of filing the message for transmission.
self.dateTime = None # 8-digits DDHHMMSS (ex:14033608)
self.readBuffer = '' # Buffer where we put stuff read from the socket
# Queueing Service Messages when waiting for an ack before sending
self.serviceQueue = []
# Big message support (sending)
self.partsToSend = [] # Text parts of the broken message
self.numberOfParts = len(
self.partsToSend
) # Number of parts in which a long message has been divided.
self.nextPart = 0 # Always 0 for message that are not bigger than the defined max.
# Big message support (receiving)
self.receivedParts = []
self.notCompletelyReceived = False
self.generalPartsRegex = re.compile(r"//END PART \d\d//")
self.lastPartRegex = re.compile(r"//END PART \d\d/\d\d//")
# Ack support (ack we receive because of the message we have sent)
try:
self.lastAckReceived = self.state.lastAckReceived
self.logger.info(
"lastAckReceived (%s) has been taken from AFTN State" %
self.lastAckReceived)
self.waitingForAck = self.state.waitingForAck
self.logger.info(
"waitingForAck (%s) has been taken from AFTN State" %
self.waitingForAck)
except:
self.lastAckReceived = None # None or the transmitID
self.waitingForAck = None # None or the transmitID
self.sendingInfos = (
0, None
) # Number of times a message has been sent and the sending time.
self.maxAckTime = self.sourlient.maxAckTime # Maximum time (in seconds) we wait for an ack, before resending.
self.maxSending = 1 # Maximum number of sendings of a message
self.ackUsed = self.sourlient.ackUsed # We can use ack or not (testing purposes only)
self.totAck = 0 # Count the number of ack (testing purpose only)
# CSN verification (receiving)
try:
self.waitedTID = self.state.waitedTID
except:
self.waitedTID = self.otherStationID + '0001' # Initially (when the program start) we are not sure what TID is expected
# Functionnality testing switches
self.resendSameMessage = True
# Read Buffer management
self.unusedBuffer = '' # Part of the buffer that was not used
# Persistent state
min = 60
now = time.mktime(time.gmtime())
if self.subscriber:
try:
lastUpdate = os.stat(AFTNPaths.STATE)[8]
diff = now - lastUpdate
if diff < 60 * min:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
else:
self.logger.warning(
"Archive state not read because too old (%i minutes)" %
int(diff / 60))
raise
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
else:
try:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
class MessageManager:
"""
A typical message:
<SOH> ABC0003 14033608<CR><LF> <-- Heading line
GG CYYCYFYX EGLLZRZX<CR><LF> <-- Destination address line
140335 CYEGYFYX<CR><LF> <-- Origin address line
<STX>040227 NOTAMN CYYC CALGARY INTL<CR><LF> <-- Start of text signal (<STX>)
CYYC ILS 16 AND 34 U/S 0409141530<CR><LF> <-- Message text
TIL 0409141800<CR><LF>
<VT><ETX> <-- End of message signal
"""
def __init__(self, logger=None, sourlient=None, reloadMode=False):
AFTNPaths.normalPaths(sourlient.name)
PXPaths.normalPaths()
self.logger = logger # Logger object
self.sourlient = sourlient # Sourlient object
self.name = sourlient.name # Transceiver's name
self.stationID = sourlient.stationID # Value read from config. file
self.otherStationID = sourlient.otherStationID # Provider (MHS) Station ID
self.address = sourlient.address # 8-letter group identifying the message originator (CYHQUSER)
self.otherAddress = sourlient.otherAddress # 8-letter group identifying the provider's address (CYHQMHSN)
self.routingTable = sourlient.routingTable # Routing table name
self.subscriber = sourlient.subscriber # Boolean indicating if this is a subscriber or a provider
self.bullManager = bulletinManager(PXPaths.RXQ + self.name,
self.logger,
PXPaths.RXQ + self.name,
9999,
'\n',
self.sourlient.extension,
self.routingTable,
None,
self.sourlient,
True)
self.drp = self.bullManager.drp
self.sp = StationParser(PXPaths.STATION_TABLE, logger)
self.sp.parse()
self.priorities = {'1':'FF', '2':'FF', '3':'GG', '4':'GG', '5':'GG'}
if not reloadMode:
self.afterInit()
def afterInit(self):
self.messageIn = None # Last AFTN message received
self.messageOut = None # Last AFTN message sent
self.fromDisk = True # Changed to False for Service Message created on the fly
self.filenameToSend = None # Filename of the file we want to send or just sent
self.filenameToErase = None # Path + filename of the file we want to erase (ack just received)
self.type = None # Message type. Value must be in ['AFTN', 'SVC', 'RF', 'RQ', 'PRI_DESTADD_TEXT', None]
self.header = None # Message WMO Header
self.priority = None # Priority indicator (SS, DD, FF, GG or KK)
self.destAddress = [] # 8-letter group, max. 21 addresses
self.CSNJustReset = False
try:
self.CSN = self.state.CSN
self.logger.info("CSN (%s) has been taken from AFTN State" % self.CSN)
except:
self.CSN = '0000' # Channel sequence number, 4 digits (ex: 0003)
self.filingTime = None # 6-digits DDHHMM (ex:140335) indicating date and time of filing the message for transmission.
self.dateTime = None # 8-digits DDHHMMSS (ex:14033608)
self.readBuffer = '' # Buffer where we put stuff read from the socket
# Queueing Service Messages when waiting for an ack before sending
self.serviceQueue = []
# Big message support (sending)
self.partsToSend = [] # Text parts of the broken message
self.numberOfParts = len(self.partsToSend) # Number of parts in which a long message has been divided.
self.nextPart = 0 # Always 0 for message that are not bigger than the defined max.
# Big message support (receiving)
self.receivedParts = []
self.notCompletelyReceived = False
self.generalPartsRegex = re.compile(r"//END PART \d\d//")
self.lastPartRegex = re.compile(r"//END PART \d\d/\d\d//")
# Ack support (ack we receive because of the message we have sent)
try:
self.lastAckReceived = self.state.lastAckReceived
self.logger.info("lastAckReceived (%s) has been taken from AFTN State" % self.lastAckReceived)
self.waitingForAck = self.state.waitingForAck
self.logger.info("waitingForAck (%s) has been taken from AFTN State" % self.waitingForAck)
except:
self.lastAckReceived = None # None or the transmitID
self.waitingForAck = None # None or the transmitID
self.sendingInfos = (0, None) # Number of times a message has been sent and the sending time.
self.maxAckTime = self.sourlient.maxAckTime # Maximum time (in seconds) we wait for an ack, before resending.
self.maxSending = 1 # Maximum number of sendings of a message
self.ackUsed = self.sourlient.ackUsed # We can use ack or not (testing purposes only)
self.totAck = 0 # Count the number of ack (testing purpose only)
# CSN verification (receiving)
try:
self.waitedTID = self.state.waitedTID
except:
self.waitedTID = self.otherStationID + '0001' # Initially (when the program start) we are not sure what TID is expected
# Functionnality testing switches
self.resendSameMessage = True
# Read Buffer management
self.unusedBuffer = '' # Part of the buffer that was not used
# Persistent state
min = 60
now = time.mktime(time.gmtime())
if self.subscriber:
try:
lastUpdate = os.stat(AFTNPaths.STATE)[8]
diff = now - lastUpdate
if diff < 60 * min:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
else:
self.logger.warning("Archive state not read because too old (%i minutes)" % int(diff/60))
raise
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
else:
try:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
def resetCSN(self):
hhmm = dateLib.getTodayFormatted('%H%M')
hh = hhmm[:2]
mm = hhmm[2:]
if hh == '00' and mm <= '05' and not self.CSNJustReset:
self.CSN = '0000'
self.CSNJustReset = True
self.logger.info('CSN has been reset to 0001')
elif mm > '05':
self.CSNJustReset = False
def updateFromState(self, state):
self.CSN = state.CSN
self.waitedTID = state.waitedTID
self.lastAckReceived = state.lastAckReceived
self.waitingForAck = state.waitingForAck
def ingest(self, bulletin):
self.bullManager.writeBulletinToDisk(bulletin)
def completeHeader(self, message):
import dateLib
wmoMessage = ''
theHeader = ''
allLines = []
# We remove blank lines
for line in message.textLines:
if line:
allLines.append(line)
# We don't have enough lines
if len(allLines) < 2:
return ['\n'.join(message.textLines) + '\n']
messageType = allLines[0][:2]
station = allLines[1].split()[0]
headers = self.sp.headers.get(station, [])
for header in headers:
if header[:2] == messageType:
theHeader = header
if theHeader:
BBB = ''
firstLine = allLines[0].split()
timestamp = firstLine[1]
if len(firstLine) >= 3:
BBB = firstLine[2]
self.logger.debug("Type: %s, Station: %s, Headers: %s, TheHeader: %s, Timestamp: %s, BBB = %s" % (messageType, station, headers, theHeader, timestamp, BBB))
allLines[0] = theHeader + ' ' + timestamp
if BBB:
allLines[0] += ' ' + BBB
allLines.insert(1, 'AAXX ' + timestamp[:4] + '4')
else:
return ['\n'.join(message.textLines) + '\n']
return ['\n'.join(allLines) + '\n']
def addHeaderToMessage(self, message, textLines=None):
"""
When no WMO header is present in the text part of an AFTN Message, we will create one
for each destination address in the message.
ex: if self.drp.aftnMap['CWAOWXYZ'] == 'SACN32', the header will be 'SACN32 CWAO YYGGgg'
where YY= day of the month, GG=hours and gg=minutes
This method is only used at reception.
textLines is not None for big messages (text is not in the message, but in a supplementary
variable.
"""
import dateLib
wmoMessages = []
addresses = message.destAddress
default = self.drp.aftnMap.get('DEFAULT')
timestamp = dateLib.getYYGGgg()
destLine = message.createDestinationAddressLine().strip()
originLine = message.createOriginAddressLine().strip()
destOriginLines = [destLine, originLine]
self.logger.debug("Addresses: %s" % addresses)
for address in addresses:
header = self.drp.aftnMap.get(address, default) + " " + address[0:4] + " " + timestamp
headerBlock = [header] + destOriginLines
#self.logger.info("Header in addHeader: %s" % header)
if textLines:
wmoMessages.append('\n'.join(headerBlock + textLines) + '\n')
else:
wmoMessages.append('\n'.join(headerBlock + message.textLines) + '\n')
return wmoMessages
def doSpecialOrders(self, path):
# Stop, restart, reload, deconnect, connect could be put here?
reader = DiskReader(path)
reader.read()
dataFromFiles = reader.getFilenamesAndContent()
for index in range(len(dataFromFiles)):
words = dataFromFiles[index][0].strip().split()
self.logger.info("Special Order: %s" % (dataFromFiles[index][0].strip()))
if words[0] == 'outCSN':
if words[1] == '+':
self.nextCSN()
self.logger.info("CSN = %s" % self.CSN)
elif words[1] == '-':
# This case is only done for testing purpose. It is not complete and not correct when CSN
# value is 0 or 1
self.nextCSN(str(int(self.CSN) - 2))
self.logger.info("CSN = %s" % self.CSN)
elif words[1] == 'print':
self.logger.info("CSN = %s" % self.CSN)
else:
# We suppose it's a number, we don't verify!!
self.nextCSN(words[1])
self.logger.info("CSN = %s" % self.CSN)
elif words[0] == 'inCSN':
if words[1] == '+':
self.calcWaitedTID(self.waitedTID)
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[1] == '-':
# This case is only done for testing purpose. It is not complete and not correct when waited TID
# value is 0 or 1
self.calcWaitedTID(self.otherStationID + "%04d" % (int(self.waitedTID[3:]) - 2))
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[1] == 'print':
self.logger.info("Waited TID = %s" % self.waitedTID)
else:
# We suppose it's a number, we don't verify!!
self.calcWaitedTID(self.otherStationID + "%04d" % int(words[1]))
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[0] == 'ackWaited':
if words[1] == 'print':
self.logger.info("Waiting for ack: %s" % self.getWaitingForAck())
else:
self.setWaitingForAck(words[1])
self.incrementSendingInfos()
elif words[0] == 'ackNotWaited':
self.setWaitingForAck(None)
self.resetSendingInfos()
self.updatePartsToSend()
elif words[0] == 'ackUsed':
self.ackUsed = words[1] == 'True' or words[1] == 'true'
elif words[0] == 'printState':
self.logger.info(self.state.infos())
else:
pass
try:
os.unlink(dataFromFiles[0][1])
self.logger.debug("%s has been erased", os.path.basename(dataFromFiles[index][1]))
except OSError, e:
(type, value, tb) = sys.exc_info()
self.logger.error("Unable to unlink %s ! Type: %s, Value: %s" % (dataFromFiles[index][1], type, value))
class MessageManager:
"""
A typical message:
<SOH> ABC0003 14033608<CR><LF> <-- Heading line
GG CYYCYFYX EGLLZRZX<CR><LF> <-- Destination address line
140335 CYEGYFYX<CR><LF> <-- Origin address line
<STX>040227 NOTAMN CYYC CALGARY INTL<CR><LF> <-- Start of text signal (<STX>)
CYYC ILS 16 AND 34 U/S 0409141530<CR><LF> <-- Message text
TIL 0409141800<CR><LF>
<VT><ETX> <-- End of message signal
"""
def __init__(self, logger=None, sourlient=None, reloadMode=False):
AFTNPaths.normalPaths(sourlient.name)
PXPaths.normalPaths()
self.logger = logger # Logger object
self.sourlient = sourlient # Sourlient object
self.name = sourlient.name # Transceiver's name
self.stationID = sourlient.stationID # Value read from config. file
self.otherStationID = sourlient.otherStationID # Provider (MHS) Station ID
self.address = sourlient.address # 8-letter group identifying the message originator (CYHQUSER)
self.otherAddress = sourlient.otherAddress # 8-letter group identifying the provider's address (CYHQMHSN)
self.routingTable = sourlient.routingTable # Routing table name
self.subscriber = sourlient.subscriber # Boolean indicating if this is a subscriber or a provider
self.bullManager = bulletinManager(PXPaths.RXQ + self.name,
self.logger,
PXPaths.RXQ + self.name, 9999, '\n',
self.sourlient.extension,
self.routingTable, None,
self.sourlient, True)
self.drp = self.bullManager.drp
self.sp = StationParser(PXPaths.STATION_TABLE, logger)
self.sp.parse()
self.priorities = {
'1': 'FF',
'2': 'FF',
'3': 'GG',
'4': 'GG',
'5': 'GG'
}
if not reloadMode:
self.afterInit()
def afterInit(self):
self.messageIn = None # Last AFTN message received
self.messageOut = None # Last AFTN message sent
self.fromDisk = True # Changed to False for Service Message created on the fly
self.filenameToSend = None # Filename of the file we want to send or just sent
self.filenameToErase = None # Path + filename of the file we want to erase (ack just received)
self.type = None # Message type. Value must be in ['AFTN', 'SVC', 'RF', 'RQ', 'PRI_DESTADD_TEXT', None]
self.header = None # Message WMO Header
self.priority = None # Priority indicator (SS, DD, FF, GG or KK)
self.destAddress = [] # 8-letter group, max. 21 addresses
self.CSNJustReset = False
try:
self.CSN = self.state.CSN
self.logger.info("CSN (%s) has been taken from AFTN State" %
self.CSN)
except:
self.CSN = '0000' # Channel sequence number, 4 digits (ex: 0003)
self.filingTime = None # 6-digits DDHHMM (ex:140335) indicating date and time of filing the message for transmission.
self.dateTime = None # 8-digits DDHHMMSS (ex:14033608)
self.readBuffer = '' # Buffer where we put stuff read from the socket
# Queueing Service Messages when waiting for an ack before sending
self.serviceQueue = []
# Big message support (sending)
self.partsToSend = [] # Text parts of the broken message
self.numberOfParts = len(
self.partsToSend
) # Number of parts in which a long message has been divided.
self.nextPart = 0 # Always 0 for message that are not bigger than the defined max.
# Big message support (receiving)
self.receivedParts = []
self.notCompletelyReceived = False
self.generalPartsRegex = re.compile(r"//END PART \d\d//")
self.lastPartRegex = re.compile(r"//END PART \d\d/\d\d//")
# Ack support (ack we receive because of the message we have sent)
try:
self.lastAckReceived = self.state.lastAckReceived
self.logger.info(
"lastAckReceived (%s) has been taken from AFTN State" %
self.lastAckReceived)
self.waitingForAck = self.state.waitingForAck
self.logger.info(
"waitingForAck (%s) has been taken from AFTN State" %
self.waitingForAck)
except:
self.lastAckReceived = None # None or the transmitID
self.waitingForAck = None # None or the transmitID
self.sendingInfos = (
0, None
) # Number of times a message has been sent and the sending time.
self.maxAckTime = self.sourlient.maxAckTime # Maximum time (in seconds) we wait for an ack, before resending.
self.maxSending = 1 # Maximum number of sendings of a message
self.ackUsed = self.sourlient.ackUsed # We can use ack or not (testing purposes only)
self.totAck = 0 # Count the number of ack (testing purpose only)
# CSN verification (receiving)
try:
self.waitedTID = self.state.waitedTID
except:
self.waitedTID = self.otherStationID + '0001' # Initially (when the program start) we are not sure what TID is expected
# Functionnality testing switches
self.resendSameMessage = True
# Read Buffer management
self.unusedBuffer = '' # Part of the buffer that was not used
# Persistent state
min = 60
now = time.mktime(time.gmtime())
if self.subscriber:
try:
lastUpdate = os.stat(AFTNPaths.STATE)[8]
diff = now - lastUpdate
if diff < 60 * min:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
else:
self.logger.warning(
"Archive state not read because too old (%i minutes)" %
int(diff / 60))
raise
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
else:
try:
self.state = self.unarchiveObject(AFTNPaths.STATE)
self.updateFromState(self.state)
except:
self.state = StateAFTN()
self.state.fill(self)
self.archiveObject(AFTNPaths.STATE, self.state)
def resetCSN(self):
hhmm = dateLib.getTodayFormatted('%H%M')
hh = hhmm[:2]
mm = hhmm[2:]
if hh == '00' and mm <= '05' and not self.CSNJustReset:
self.CSN = '0000'
self.CSNJustReset = True
self.logger.info('CSN has been reset to 0001')
elif mm > '05':
self.CSNJustReset = False
def updateFromState(self, state):
self.CSN = state.CSN
self.waitedTID = state.waitedTID
self.lastAckReceived = state.lastAckReceived
self.waitingForAck = state.waitingForAck
def ingest(self, bulletin):
self.bullManager.writeBulletinToDisk(bulletin)
def completeHeader(self, message):
import dateLib
wmoMessage = ''
theHeader = ''
allLines = []
# We remove blank lines
for line in message.textLines:
if line:
allLines.append(line)
# We don't have enough lines
if len(allLines) < 2:
return ['\n'.join(message.textLines) + '\n']
messageType = allLines[0][:2]
station = allLines[1].split()[0]
headers = self.sp.headers.get(station, [])
for header in headers:
if header[:2] == messageType:
theHeader = header
if theHeader:
BBB = ''
firstLine = allLines[0].split()
timestamp = firstLine[1]
if len(firstLine) >= 3:
BBB = firstLine[2]
self.logger.debug(
"Type: %s, Station: %s, Headers: %s, TheHeader: %s, Timestamp: %s, BBB = %s"
% (messageType, station, headers, theHeader, timestamp, BBB))
allLines[0] = theHeader + ' ' + timestamp
if BBB:
allLines[0] += ' ' + BBB
allLines.insert(1, 'AAXX ' + timestamp[:4] + '4')
else:
return ['\n'.join(message.textLines) + '\n']
return ['\n'.join(allLines) + '\n']
def addHeaderToMessage(self, message, textLines=None):
"""
When no WMO header is present in the text part of an AFTN Message, we will create one
for each destination address in the message.
ex: if self.drp.aftnMap['CWAOWXYZ'] == 'SACN32', the header will be 'SACN32 CWAO YYGGgg'
where YY= day of the month, GG=hours and gg=minutes
This method is only used at reception.
textLines is not None for big messages (text is not in the message, but in a supplementary
variable.
"""
import dateLib
wmoMessages = []
addresses = message.destAddress
default = self.drp.aftnMap.get('DEFAULT')
timestamp = dateLib.getYYGGgg()
destLine = message.createDestinationAddressLine().strip()
originLine = message.createOriginAddressLine().strip()
destOriginLines = [destLine, originLine]
self.logger.debug("Addresses: %s" % addresses)
for address in addresses:
header = self.drp.aftnMap.get(
address, default) + " " + address[0:4] + " " + timestamp
headerBlock = [header] + destOriginLines
#self.logger.info("Header in addHeader: %s" % header)
if textLines:
wmoMessages.append('\n'.join(headerBlock + textLines) + '\n')
else:
wmoMessages.append('\n'.join(headerBlock + message.textLines) +
'\n')
return wmoMessages
def doSpecialOrders(self, path):
# Stop, restart, reload, deconnect, connect could be put here?
reader = DiskReader(path)
reader.read()
dataFromFiles = reader.getFilenamesAndContent()
for index in range(len(dataFromFiles)):
words = dataFromFiles[index][0].strip().split()
self.logger.info("Special Order: %s" %
(dataFromFiles[index][0].strip()))
if words[0] == 'outCSN':
if words[1] == '+':
self.nextCSN()
self.logger.info("CSN = %s" % self.CSN)
elif words[1] == '-':
# This case is only done for testing purpose. It is not complete and not correct when CSN
# value is 0 or 1
self.nextCSN(str(int(self.CSN) - 2))
self.logger.info("CSN = %s" % self.CSN)
elif words[1] == 'print':
self.logger.info("CSN = %s" % self.CSN)
else:
# We suppose it's a number, we don't verify!!
self.nextCSN(words[1])
self.logger.info("CSN = %s" % self.CSN)
elif words[0] == 'inCSN':
if words[1] == '+':
self.calcWaitedTID(self.waitedTID)
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[1] == '-':
# This case is only done for testing purpose. It is not complete and not correct when waited TID
# value is 0 or 1
self.calcWaitedTID(self.otherStationID + "%04d" %
(int(self.waitedTID[3:]) - 2))
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[1] == 'print':
self.logger.info("Waited TID = %s" % self.waitedTID)
else:
# We suppose it's a number, we don't verify!!
self.calcWaitedTID(self.otherStationID +
"%04d" % int(words[1]))
self.logger.info("Waited TID = %s" % self.waitedTID)
elif words[0] == 'ackWaited':
if words[1] == 'print':
self.logger.info("Waiting for ack: %s" %
self.getWaitingForAck())
else:
self.setWaitingForAck(words[1])
self.incrementSendingInfos()
elif words[0] == 'ackNotWaited':
self.setWaitingForAck(None)
self.resetSendingInfos()
self.updatePartsToSend()
elif words[0] == 'ackUsed':
self.ackUsed = words[1] == 'True' or words[1] == 'true'
elif words[0] == 'printState':
self.logger.info(self.state.infos())
else:
pass
try:
os.unlink(dataFromFiles[0][1])
self.logger.debug("%s has been erased",
os.path.basename(dataFromFiles[index][1]))
except OSError, e:
(type, value, tb) = sys.exc_info()
self.logger.error("Unable to unlink %s ! Type: %s, Value: %s" %
(dataFromFiles[index][1], type, value))