Delete old/v0.8 directory

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Robert Chacón 2023-03-22 15:45:33 -06:00 committed by GitHub
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AP,Max Download,Max Upload
A,500,100
C,225,50
F,500,100
R,225,50
X,500,100
1 AP Max Download Max Upload
2 A 500 100
3 C 225 50
4 F 500 100
5 R 225 50
6 X 500 100

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# Copyright (C) 2020 Robert Chacón
# This file is part of LibreQoS.
#
# LibreQoS is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# LibreQoS is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LibreQoS. If not, see <http://www.gnu.org/licenses/>.
#
# _ _ _ ___ ____
# | | (_) |__ _ __ ___ / _ \ ___/ ___|
# | | | | '_ \| '__/ _ \ | | |/ _ \___ \
# | |___| | |_) | | | __/ |_| | (_) |__) |
# |_____|_|_.__/|_| \___|\__\_\\___/____/
# v.0.81-stable
#
import random
import logging
import os
import io
import json
import csv
import subprocess
from subprocess import PIPE
import ipaddress
from ipaddress import IPv4Address, IPv6Address
import time
from datetime import date, datetime
from ispConfig import fqOrCAKE, upstreamBandwidthCapacityDownloadMbps, upstreamBandwidthCapacityUploadMbps, defaultClassCapacityDownloadMbps, defaultClassCapacityUploadMbps, interfaceA, interfaceB, enableActualShellCommands, runShellCommandsAsSudo
import collections
def shell(command):
if enableActualShellCommands:
if runShellCommandsAsSudo:
command = 'sudo ' + command
commands = command.split(' ')
print(command)
proc = subprocess.Popen(commands, stdout=subprocess.PIPE)
for line in io.TextIOWrapper(proc.stdout, encoding="utf-8"): # or another encoding
print(line)
else:
print(command)
def clearPriorSettings(interfaceA, interfaceB):
shell('tc filter delete dev ' + interfaceA)
shell('tc filter delete dev ' + interfaceA + ' root')
shell('tc qdisc delete dev ' + interfaceA + ' root')
shell('tc qdisc delete dev ' + interfaceA)
shell('tc filter delete dev ' + interfaceB)
shell('tc filter delete dev ' + interfaceB + ' root')
shell('tc qdisc delete dev ' + interfaceB + ' root')
shell('tc qdisc delete dev ' + interfaceB)
if runShellCommandsAsSudo:
clearMemoryCache()
def refreshShapers():
devices = []
accessPointDownloadMbps = {}
accessPointUploadMbps = {}
filterHandleCounter = 101
#Load Access Points
with open('AccessPoints.csv') as csv_file:
csv_reader = csv.reader(csv_file, delimiter=',')
next(csv_reader)
for row in csv_reader:
AP, download, upload = row
accessPointDownloadMbps[AP] = int(download)
accessPointUploadMbps[AP] = int(upload)
#Load Devices
with open('Shaper.csv') as csv_file:
csv_reader = csv.reader(csv_file, delimiter=',')
next(csv_reader)
for row in csv_reader:
deviceID, AP, mac, hostname,ipv4, ipv6, downloadMin, uploadMin, downloadMax, uploadMax = row
ipv4 = ipv4.strip()
ipv6 = ipv6.strip()
if AP == "":
AP = "none"
thisDevice = {
"id": deviceID,
"mac": mac,
"AP": AP,
"hostname": hostname,
"ipv4": ipv4,
"ipv6": ipv6,
"downloadMin": int(downloadMin),
"uploadMin": int(uploadMin),
"downloadMax": int(downloadMax),
"uploadMax": int(uploadMax),
"qdiscSrc": '',
"qdiscDst": '',
}
# If an AP is specified for a device in Shaper.csv, but AP is not listed in AccessPoints.csv, raise exception
if (AP != "none") and (AP not in accessPointDownloadMbps):
raise ValueError('AP ' + AP + ' not listed in AccessPoints.csv')
devices.append(thisDevice)
# If no AP is specified for a device in Shaper.csv, it is placed under this 'default' AP shaper, set to bandwidth max at edge
accessPointDownloadMbps['none'] = upstreamBandwidthCapacityDownloadMbps
accessPointUploadMbps['none'] = upstreamBandwidthCapacityUploadMbps
#Sort into bins by AP
result = collections.defaultdict(list)
for d in devices:
result[d['AP']].append(d)
devicesByAP = list(result.values())
#Clear Prior Configs
clearPriorSettings(interfaceA, interfaceB)
shell('tc filter delete dev ' + interfaceA + ' parent 1: u32')
shell('tc filter delete dev ' + interfaceB + ' parent 2: u32')
ipv4FiltersSrc = []
ipv4FiltersDst = []
ipv6FiltersSrc = []
ipv6FiltersDst = []
#InterfaceA
parentIDFirstPart = 1
srcOrDst = 'dst'
thisInterface = interfaceA
classIDcounter = 3
shell('tc qdisc replace dev ' + thisInterface + ' root handle 1: htb default 2 r2q 1514')
shell('tc class add dev ' + thisInterface + ' parent 1: classid 1:1 htb rate '+ str(upstreamBandwidthCapacityDownloadMbps) + 'mbit ceil ' + str(upstreamBandwidthCapacityDownloadMbps) + 'mbit')
shell('tc qdisc add dev ' + thisInterface + ' parent 1:1 ' + fqOrCAKE)
#Default class - traffic gets passed through this limiter if not otherwise classified by the Shaper.csv
shell('tc class add dev ' + thisInterface + ' parent 1:1 classid 1:2 htb rate ' + str(defaultClassCapacityDownloadMbps) + 'mbit ceil ' + str(defaultClassCapacityDownloadMbps) + 'mbit prio 5')
shell('tc qdisc add dev ' + thisInterface + ' parent 1:2 ' + fqOrCAKE)
#Create HTBs by AP
for AP in devicesByAP:
currentAPname = AP[0]['AP']
thisAPdownload = accessPointDownloadMbps[currentAPname]
thisAPupload = accessPointUploadMbps[currentAPname]
thisHTBrate = thisAPdownload
#HTBs for each AP
thisHTBclassID = '1:' + str(classIDcounter)
# Guarentee AP gets at least 1/2 of its radio capacity, allow up to its max radio capacity when network not at peak load
shell('tc class add dev ' + thisInterface + ' parent 1:1 classid ' + str(classIDcounter) + ' htb rate '+ str(round(thisHTBrate/2)) + 'mbit ceil '+ str(round(thisHTBrate)) + 'mbit prio 3')
shell('tc qdisc add dev ' + thisInterface + ' parent 1:' + str(classIDcounter) + ' ' + fqOrCAKE)
classIDcounter += 1
for device in AP:
#QDiscs for each AP
speedcap = 0
downloadMin = device['downloadMin']
downloadMax = device['downloadMax']
shell('tc class add dev ' + thisInterface + ' parent ' + thisHTBclassID + ' classid ' + str(classIDcounter) + ' htb rate '+ str(downloadMin) + 'mbit ceil '+ str(downloadMax) + 'mbit prio 3')
shell('tc qdisc add dev ' + thisInterface + ' parent 1:' + str(classIDcounter) + ' ' + fqOrCAKE)
if device['ipv4']:
parentString = '1:'
flowIDstring = '1:' + str(classIDcounter)
ipv4FiltersDst.append((device['ipv4'], parentString, flowIDstring))
if device['ipv6']:
parentString = '1:'
flowIDstring = '1:' + str(classIDcounter)
ipv6FiltersDst.append((device['ipv6'], parentString, flowIDstring))
deviceQDiscID = '1:' + str(classIDcounter)
device['qdiscDst'] = '1:' + str(classIDcounter)
classIDcounter += 1
#InterfaceB
parentIDFirstPart = 2
srcOrDst = 'src'
thisInterface = interfaceB
classIDcounter = 3
shell('tc qdisc replace dev ' + thisInterface + ' root handle 2: htb default 2 r2q 1514')
shell('tc class add dev ' + thisInterface + ' parent 2: classid 2:1 htb rate '+ str(upstreamBandwidthCapacityUploadMbps) + 'mbit ceil ' + str(upstreamBandwidthCapacityUploadMbps) + 'mbit')
shell('tc qdisc add dev ' + thisInterface + ' parent 2:1 ' + fqOrCAKE)
#Default class - traffic gets passed through this limiter if not otherwise classified by the Shaper.csv
shell('tc class add dev ' + thisInterface + ' parent 2:1 classid 2:2 htb rate ' + str(defaultClassCapacityUploadMbps) + 'mbit ceil ' + str(defaultClassCapacityUploadMbps) + 'mbit prio 5')
shell('tc qdisc add dev ' + thisInterface + ' parent 2:2 ' + fqOrCAKE)
#Create HTBs by AP
for AP in devicesByAP:
currentAPname = AP[0]['AP']
thisAPdownload = accessPointDownloadMbps[currentAPname]
thisAPupload = accessPointUploadMbps[currentAPname]
thisHTBrate = thisAPupload
#HTBs for each AP
thisHTBclassID = '2:' + str(classIDcounter)
# Guarentee AP gets at least 1/2 of its radio capacity, allow up to its max radio capacity when network not at peak load
shell('tc class add dev ' + thisInterface + ' parent 2:1 classid ' + str(classIDcounter) + ' htb rate '+ str(round(thisHTBrate/2)) + 'mbit ceil '+ str(round(thisHTBrate)) + 'mbit prio 3')
shell('tc qdisc add dev ' + thisInterface + ' parent 2:' + str(classIDcounter) + ' ' + fqOrCAKE)
classIDcounter += 1
for device in AP:
#QDiscs for each AP
speedcap = 0
uploadMin = device['uploadMin']
uploadMax = device['uploadMax']
shell('tc class add dev ' + thisInterface + ' parent ' + thisHTBclassID + ' classid ' + str(classIDcounter) + ' htb rate '+ str(uploadMin) + 'mbit ceil '+ str(uploadMax) + 'mbit prio 3')
shell('tc qdisc add dev ' + thisInterface + ' parent 2:' + str(classIDcounter) + ' ' + fqOrCAKE)
if device['ipv4']:
parentString = '2:'
flowIDstring = '2:' + str(classIDcounter)
ipv4FiltersSrc.append((device['ipv4'], parentString, flowIDstring))
if device['ipv6']:
parentString = '2:'
flowIDstring = '2:' + str(classIDcounter)
ipv6FiltersSrc.append((device['ipv6'], parentString, flowIDstring))
device['qdiscSrc'] = '2:' + str(classIDcounter)
classIDcounter += 1
#IPv4 Hash Filters
shell('tc filter add dev ' + interfaceA + ' parent 1: protocol all u32')
shell('tc filter add dev ' + interfaceB + ' parent 2: protocol all u32')
#Dst
interface = interfaceA
shell('tc filter add dev ' + interface + ' parent 1: protocol ip handle 3: u32 divisor 256')
for i in range (256):
hexID = str(hex(i)).replace('0x','')
for ipv4Filter in ipv4FiltersDst:
ipv4, parent, classid = ipv4Filter
if '/' in ipv4:
ipv4 = ipv4.split('/')[0]
if (ipv4.split('.', 3)[3]) == str(i):
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' handle ' + filterHandle + ' protocol ip parent 1: u32 ht 3:' + hexID + ': match ip dst ' + ipv4 + ' flowid ' + classid)
filterHandleCounter += 1
shell('tc filter add dev ' + interface + ' protocol ip parent 1: u32 ht 800: match ip dst 0.0.0.0/0 hashkey mask 0x000000ff at 16 link 3:')
#Src
interface = interfaceB
shell('tc filter add dev ' + interface + ' parent 2: protocol ip handle 4: u32 divisor 256')
for i in range (256):
hexID = str(hex(i)).replace('0x','')
for ipv4Filter in ipv4FiltersSrc:
ipv4, parent, classid = ipv4Filter
if '/' in ipv4:
ipv4 = ipv4.split('/')[0]
if (ipv4.split('.', 3)[3]) == str(i):
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' handle ' + filterHandle + ' protocol ip parent 2: u32 ht 4:' + hexID + ': match ip src ' + ipv4 + ' flowid ' + classid)
filterHandleCounter += 1
shell('tc filter add dev ' + interface + ' protocol ip parent 2: u32 ht 800: match ip src 0.0.0.0/0 hashkey mask 0x000000ff at 12 link 4:')
#IPv6 Hash Filters
#Dst
interface = interfaceA
shell('tc filter add dev ' + interface + ' parent 1: handle 5: protocol ipv6 u32 divisor 256')
for ipv6Filter in ipv6FiltersDst:
ipv6, parent, classid = ipv6Filter
withoutCIDR = ipv6.split('/')[0]
third = str(IPv6Address(withoutCIDR).exploded).split(':',5)[3]
usefulPart = third[:2]
hexID = usefulPart
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' handle ' + filterHandle + ' protocol ipv6 parent 1: u32 ht 5:' + hexID + ': match ip6 dst ' + ipv6 + ' flowid ' + classid)
filterHandleCounter += 1
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' protocol ipv6 parent 1: u32 ht 800:: match ip6 dst ::/0 hashkey mask 0x0000ff00 at 28 link 5:')
filterHandleCounter += 1
#Src
interface = interfaceB
shell('tc filter add dev ' + interface + ' parent 2: handle 6: protocol ipv6 u32 divisor 256')
for ipv6Filter in ipv6FiltersSrc:
ipv6, parent, classid = ipv6Filter
withoutCIDR = ipv6.split('/')[0]
third = str(IPv6Address(withoutCIDR).exploded).split(':',5)[3]
usefulPart = third[:2]
hexID = usefulPart
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' handle ' + filterHandle + ' protocol ipv6 parent 2: u32 ht 6:' + hexID + ': match ip6 src ' + ipv6 + ' flowid ' + classid)
filterHandleCounter += 1
filterHandle = hex(filterHandleCounter)
shell('tc filter add dev ' + interface + ' protocol ipv6 parent 2: u32 ht 800:: match ip6 src ::/0 hashkey mask 0x0000ff00 at 12 link 6:')
filterHandleCounter += 1
#Save devices to file to allow for statistics runs
with open('devices.json', 'w') as outfile:
json.dump(devices, outfile)
#Done
currentTimeString = datetime.now().strftime("%d/%m/%Y %H:%M:%S")
print("Successful run completed on " + currentTimeString)
if __name__ == '__main__':
refreshShapers()
print("Program complete")

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# v0.8 (IPv4 & IPv6) (Stable)
- Released: 2 July 2021
## Installation Guide
- 📄 [LibreQoS 0.8 Installation and Usage Guide - Proxmox and Ubuntu 20.04 LTS](https://github.com/rchac/LibreQoS/wiki/LibreQoS-v0.8-Installation-&-Usage-Guide----Proxmox-and-Ubuntu-20.04)
## Features
- Dual stack: client can be shaped by same qdisc for both IPv4 and IPv6
- Up to 1000 clients (IPv4/IPv6)
- Real world asymmetrical throughput: between 2Gbps and 4.5Gbps depending on CPU single thread performance.
- HTB+fq_codel or HTB+cake
- Shape Clients by Access Point / Node capacity
- TC filters split into groups through hashing filters to increase throughput
- Simple client management via csv file
- Simple statistics - table shows top 20 subscribers by packet loss, with APs listed
## Limitations
- Qdisc locking problem limits throughput of HTB used in v0.8 (solved in v0.9). Tested up to 4Gbps/500Mbps asymmetrical throughput using Microsoft Ethr with n=500 streams. High quantities of small packets will reduce max throughput in practice.
- Linux tc hash tables can only handle ~4000 rules each. This limits total possible clients to 1000 in v0.8.

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ID,AP,MAC,Hostname,IPv4,IPv6,Download Min,Upload Min,Download Max,Upload Max
3001,A,32:3B:FE:B0:92:C1,CPE-Customer1,100.126.0.77,2001:495:1f0f:58a::4/64,25,8,115,18
3002,C,AE:EC:D3:70:DD:36,CPE-Customer2,100.126.0.78,2001:495:1f0f:58a::8/64,25,8,115,18
3003,F,1C:1E:60:69:88:9A,CPE-Customer3,100.126.0.79,2001:495:1f0f:58a::12/64,25,8,115,18
3004,R,11:B1:63:C4:DA:4C,CPE-Customer4,100.126.0.80,2001:495:1f0f:58a::16/64,25,8,115,18
3005,X,46:2F:B5:C2:0B:15,CPE-Customer5,100.126.0.81,2001:495:1f0f:58a::20/64,25,8,115,18
1 ID AP MAC Hostname IPv4 IPv6 Download Min Upload Min Download Max Upload Max
2 3001 A 32:3B:FE:B0:92:C1 CPE-Customer1 100.126.0.77 2001:495:1f0f:58a::4/64 25 8 115 18
3 3002 C AE:EC:D3:70:DD:36 CPE-Customer2 100.126.0.78 2001:495:1f0f:58a::8/64 25 8 115 18
4 3003 F 1C:1E:60:69:88:9A CPE-Customer3 100.126.0.79 2001:495:1f0f:58a::12/64 25 8 115 18
5 3004 R 11:B1:63:C4:DA:4C CPE-Customer4 100.126.0.80 2001:495:1f0f:58a::16/64 25 8 115 18
6 3005 X 46:2F:B5:C2:0B:15 CPE-Customer5 100.126.0.81 2001:495:1f0f:58a::20/64 25 8 115 18

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#'fq_codel' or 'cake'
# Cake requires many specific packages and kernel changes:
# https://www.bufferbloat.net/projects/codel/wiki/Cake/
# https://github.com/dtaht/tc-adv
fqOrCAKE = 'fq_codel'
# How many Mbps are available to the edge of this network
upstreamBandwidthCapacityDownloadMbps = 1000
upstreamBandwidthCapacityUploadMbps = 1000
# Traffic from devices not specified in Shaper.csv will be rate limited by an HTB of this many Mbps
defaultClassCapacityDownloadMbps = 1000
defaultClassCapacityUploadMbps = 1000
# Interface connected to core router
interfaceA = 'eth1'
# Interface connected to edge router
interfaceB = 'eth2'
# Allow shell commands. False causes commands print to console only without being executed. MUST BE ENABLED FOR PROGRAM TO FUNCTION
enableActualShellCommands = True
# Add 'sudo' before execution of any shell commands. May be required depending on distribution and environment.
runShellCommandsAsSudo = False

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import time
import schedule
from datetime import date
from LibreQoS import refreshShapers
if __name__ == '__main__':
refreshShapers()
schedule.every().day.at("04:00").do(refreshShapers)
while True:
schedule.run_pending()
time.sleep(60) # wait one minute

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import os
import subprocess
from subprocess import PIPE
import io
import decimal
import json
from operator import itemgetter
from prettytable import PrettyTable
from ispConfig import fqOrCAKE
def getStatistics():
tcShowResults = []
command = 'tc -s qdisc show'
commands = command.split(' ')
proc = subprocess.Popen(commands, stdout=subprocess.PIPE)
for line in io.TextIOWrapper(proc.stdout, encoding="utf-8"): # or another encoding
tcShowResults.append(line)
allQDiscStats = []
thisFlow = {}
thisFlowStats = {}
withinCorrectChunk = False
for line in tcShowResults:
expecting = "qdisc " + fqOrCAKE
if expecting in line:
thisFlow['qDiscID'] = line.split(' ')[6]
withinCorrectChunk = True
elif ("Sent " in line) and withinCorrectChunk:
items = line.split(' ')
thisFlowStats['GigabytesSent'] = str(round((int(items[2]) * 0.000000001), 1))
thisFlowStats['PacketsSent'] = int(items[4])
thisFlowStats['droppedPackets'] = int(items[7].replace(',',''))
thisFlowStats['overlimitsPackets'] = int(items[9])
thisFlowStats['requeuedPackets'] = int(items[11].replace(')',''))
if thisFlowStats['PacketsSent'] > 0:
overlimitsFreq = (thisFlowStats['overlimitsPackets']/thisFlowStats['PacketsSent'])
else:
overlimitsFreq = -1
elif ('backlog' in line) and withinCorrectChunk:
items = line.split(' ')
thisFlowStats['backlogBytes'] = int(items[2].replace('b',''))
thisFlowStats['backlogPackets'] = int(items[3].replace('p',''))
thisFlowStats['requeues'] = int(items[5])
elif ('maxpacket' in line) and withinCorrectChunk:
items = line.split(' ')
thisFlowStats['maxPacket'] = int(items[3])
thisFlowStats['dropOverlimit'] = int(items[5])
thisFlowStats['newFlowCount'] = int(items[7])
thisFlowStats['ecnMark'] = int(items[9])
elif ("new_flows_len" in line) and withinCorrectChunk:
items = line.split(' ')
thisFlowStats['newFlowsLen'] = int(items[3])
thisFlowStats['oldFlowsLen'] = int(items[5])
if thisFlowStats['PacketsSent'] == 0:
thisFlowStats['percentageDropped'] = 0
else:
thisFlowStats['percentageDropped'] = thisFlowStats['droppedPackets']/thisFlowStats['PacketsSent']
withinCorrectChunk = False
thisFlow['stats'] = thisFlowStats
allQDiscStats.append(thisFlow)
thisFlowStats = {}
thisFlow = {}
#Load shapableDevices
updatedFlowStats = []
with open('devices.json', 'r') as infile:
devices = json.load(infile)
for shapableDevice in devices:
shapableDeviceqdiscSrc = shapableDevice['qdiscSrc']
shapableDeviceqdiscDst = shapableDevice['qdiscDst']
for device in allQDiscStats:
deviceFlowID = device['qDiscID']
if shapableDeviceqdiscSrc == deviceFlowID:
name = shapableDevice['hostname']
AP = shapableDevice['AP']
ipv4 = shapableDevice['ipv4']
ipv6 = shapableDevice['ipv6']
srcOrDst = 'src'
tempDict = {'name': name, 'AP': AP, 'ipv4': ipv4, 'ipv6': ipv6, 'srcOrDst': srcOrDst}
device['identification'] = tempDict
updatedFlowStats.append(device)
if shapableDeviceqdiscDst == deviceFlowID:
name = shapableDevice['hostname']
AP = shapableDevice['AP']
ipv4 = shapableDevice['ipv4']
ipv6 = shapableDevice['ipv6']
srcOrDst = 'dst'
tempDict = {'name': name, 'AP': AP, 'ipv4': ipv4, 'ipv6': ipv6, 'srcOrDst': srcOrDst}
device['identification'] = tempDict
updatedFlowStats.append(device)
mergedStats = []
for item in updatedFlowStats:
if item['identification']['srcOrDst'] == 'src':
newStat = {
'identification': {
'name': item['identification']['name'],
'AP': item['identification']['AP'],
'ipv4': item['identification']['ipv4'],
'ipv6': item['identification']['ipv6']
},
'src': {
'GigabytesSent': item['stats']['GigabytesSent'],
'PacketsSent': item['stats']['PacketsSent'],
'droppedPackets': item['stats']['droppedPackets'],
'overlimitsPackets': item['stats']['overlimitsPackets'],
'requeuedPackets': item['stats']['requeuedPackets'],
'backlogBytes': item['stats']['backlogBytes'],
'backlogPackets': item['stats']['backlogPackets'],
'requeues': item['stats']['requeues'],
'maxPacket': item['stats']['maxPacket'],
'dropOverlimit': item['stats']['dropOverlimit'],
'newFlowCount': item['stats']['newFlowCount'],
'ecnMark': item['stats']['ecnMark'],
'newFlowsLen': item['stats']['newFlowsLen'],
'oldFlowsLen': item['stats']['oldFlowsLen'],
'percentageDropped': item['stats']['percentageDropped'],
}
}
mergedStats.append(newStat)
for item in updatedFlowStats:
if item['identification']['srcOrDst'] == 'dst':
ipv4 = item['identification']['ipv4']
ipv6 = item['identification']['ipv6']
newStat = {
'dst': {
'GigabytesSent': item['stats']['GigabytesSent'],
'PacketsSent': item['stats']['PacketsSent'],
'droppedPackets': item['stats']['droppedPackets'],
'overlimitsPackets': item['stats']['overlimitsPackets'],
'requeuedPackets': item['stats']['requeuedPackets'] ,
'backlogBytes': item['stats']['backlogBytes'],
'backlogPackets': item['stats']['backlogPackets'],
'requeues': item['stats']['requeues'],
'maxPacket': item['stats']['maxPacket'],
'dropOverlimit': item['stats']['dropOverlimit'],
'newFlowCount': item['stats']['newFlowCount'],
'ecnMark': item['stats']['ecnMark'],
'newFlowsLen': item['stats']['newFlowsLen'],
'oldFlowsLen': item['stats']['oldFlowsLen'],
'percentageDropped': item['stats']['percentageDropped']
}
}
for item2 in mergedStats:
if ipv4 in item2['identification']['ipv4']:
item2 = item2.update(newStat)
elif ipv6 in item2['identification']['ipv6']:
item2 = item2.update(newStat)
return mergedStats
if __name__ == '__main__':
mergedStats = getStatistics()
# Display table of Customer CPEs with most packets dropped
x = PrettyTable()
x.field_names = ["Device", "AP", "IPv4", "IPv6", "UL Dropped", "DL Dropped", "GB Down/Up"]
sortableList = []
pickTop = 30
for stat in mergedStats:
name = stat['identification']['name']
AP = stat['identification']['AP']
ipv4 = stat['identification']['ipv4']
ipv6 = stat['identification']['ipv6']
srcDropped = stat['src']['percentageDropped']
dstDropped = stat['dst']['percentageDropped']
GBuploadedString = stat['src']['GigabytesSent']
GBdownloadedString = stat['dst']['GigabytesSent']
GBstring = GBuploadedString + '/' + GBdownloadedString
avgDropped = (srcDropped + dstDropped)/2
sortableList.append((name, AP, ipv4, ipv6, srcDropped, dstDropped, avgDropped, GBstring))
res = sorted(sortableList, key = itemgetter(4), reverse = True)[:pickTop]
for stat in res:
name, AP, ipv4, ipv6, srcDropped, dstDropped, avgDropped, GBstring = stat
if not name:
name = ipv4
srcDroppedString = "{0:.4%}".format(srcDropped)
dstDroppedString = "{0:.4%}".format(dstDropped)
x.add_row([name, AP, ipv4, ipv6, srcDroppedString, dstDroppedString, GBstring])
print(x)