Right now the plugin outputs percentages of month complete and data used.

Need to add error checking for the -b argument and lots of other stuff, coming along though

check_snmp_usage.py

@@ -126,10 +126,6 @@ sp = subprocess.Popen(getOutBytesCmd, stdout=subprocess.PIPE, stderr=subprocess.
 stdout, stderr = sp.communicate()
 stdout, stderr = sp.communicate()
 current['outbytes'] = stdout.rstrip().split()[-1]
 current['outbytes'] = stdout.rstrip().split()[-1]
 
 
-# We have all the data we'll need to recourd the new line in our tmp file
-
-outLine = current['year'] + '|' + current['month'] + '|' + current['day'] + '|' + current['hour'] + '|' + current['minute'] + '|' + current['second'] + '|' + current['inbytes'] + '|' + current['outbytes']
-
 # Time to see if we have a temp file in place or not and read it if we do
 # Time to see if we have a temp file in place or not and read it if we do
 
 
 tmpFile = '/tmp/check_snmp_usage_' + host + '_' + interface + '.tmp'
 tmpFile = '/tmp/check_snmp_usage_' + host + '_' + interface + '.tmp'
@@ -149,7 +145,10 @@ if os.path.isfile(tmpFile):
 	last['second'] = lastList[5]
 	last['second'] = lastList[5]
 	last['inbytes'] = lastList[6]
 	last['inbytes'] = lastList[6]
 	last['outbytes'] = lastList[7]
 	last['outbytes'] = lastList[7]
+	last['inbytestotal'] = lastList[8]
+	last['outbytestotal'] = lastList[9]
 else:
 else:
+	outLine = current['year'] + '|' + current['month'] + '|' + current['day'] + '|' + current['hour'] + '|' + current['minute'] + '|' + current['second'] + '|' + current['inbytes'] + '|' + current['outbytes'] + '|0|0'
 	f = open(tmpFile, 'a')
 	f = open(tmpFile, 'a')
 	f.write(outLine)
 	f.write(outLine)
 	f.close()
 	f.close()
@@ -166,14 +165,59 @@ lastDateTime = datetime.datetime.strptime(lastDateStr, format)
 currentDateTime = datetime.datetime.strptime(currentDateStr, format)
 currentDateTime = datetime.datetime.strptime(currentDateStr, format)
 
 
 timeDifference = currentDateTime - lastDateTime
 timeDifference = currentDateTime - lastDateTime
-inBytesDifference = int(current['inbytes']) - int(last['inbytes'])
-outBytesDifference = int(current['outbytes']) - int(last['outbytes'])
-print(timeDifference.total_seconds())
-print(inBytesDifference)
-print(outBytesDifference)
 
 
-inBytesPerSec = int(inBytesDifference) / int(timeDifference.total_seconds())
-outBytesPerSec = int(outBytesDifference) / int(timeDifference.total_seconds())
+if int(current['inbytes']) > int(last['inbytes']) and int(current['outbytes']) > int(last['outbytes']):
+	inBytesDifference = int(current['inbytes']) - int(last['inbytes'])
+	outBytesDifference = int(current['outbytes']) - int(last['outbytes'])
+	inBytesPerSec = int(inBytesDifference) / int(timeDifference.total_seconds())
+	outBytesPerSec = int(outBytesDifference) / int(timeDifference.total_seconds())
+	inBytesTotal = int(last['inbytestotal']) + int(inBytesDifference)
+	outBytesTotal = int(last['outbytestotal']) + int(outBytesDifference)
+	outLine = current['year'] + '|' + current['month'] + '|' + current['day'] + '|' + current['hour'] + '|' + current['minute'] + '|' + current['second'] + '|' + current['inbytes'] + '|' + current['outbytes'] + '|' + str(inBytesTotal) + '|' + str(outBytesTotal)
+	fileLines[-1] = outLine
+	f = open(tmpFile, 'w')
+	f.write(outLine)
+	f.close()
+else:
+	print('Seems the counter went whacky, we need to reset things')
+	print('expect results after the next check iteration.')
+	print('If you continue to see this message something is very wrong.')
+	outLine = current['year'] + '|' + current['month'] + '|' + current['day'] + '|' + current['hour'] + '|' + current['minute'] + '|' + current['second'] + '|' + current['inbytes'] + '|' + current['outbytes'] + '|' + last['inbytestotal'] + '|' + last['outbytestotal']
+	fileLines[-1] = outLine
+	f = open(tmpFile, 'w')
+	f.write(outLine)
+	f.close()
+	sys.exit(3)
+
+
+# Files should be done, time to do Nagios logic
+
+# Calculate number of seconds into month so far
+beginningOfMonthStr = current['year'] + ' ' + current['month'] + ' 1 00 00 00'
+beginningOfMonthDateTime = datetime.datetime.strptime(beginningOfMonthStr, format)
+secondsIntoMonth = currentDateTime - beginningOfMonthDateTime
+
+# Calculate number of seconds in the current month
+if current['month'] == '12':
+	nextMonth = '1'
+	nextYear = int(current['year']) + 1
+else:
+	nextMonth = int(current['month']) + 1
+	nextYear = current['year']
+
+beginningOfNextMonthStr = str(nextYear) + ' ' + str(nextMonth) + ' 1 00 00 00'
+beginningOfNextMonthDateTime = datetime.datetime.strptime(beginningOfNextMonthStr, format)
+secondsInMonth = beginningOfNextMonthDateTime - beginningOfMonthDateTime
+
+# Percentage of month complete
+monthComplete = ( float(secondsIntoMonth.total_seconds()) / float(secondsInMonth.total_seconds()) ) * 100
+
+
+# Percentage of data used
+
+# Assume that total allotment is inbytes and outbytes combined
 
 
-print(str(inBytesPerSec) + ' bytes in per second')
-print(str(outBytesPerSec) + ' bytes out per second')
+totalDataUsed = int(inBytesTotal) + int(outBytesTotal)
+percentageDataUsed = ( float(totalDataUsed) / float(bytesLimit) ) * 100
+print(monthComplete)
+print(percentageDataUsed)