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example2.py
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example2.py
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#! /usr/bin/env python3
# -*- coding: utf-8 -*-
import os
from comnetsemu.cli import CLI, spawnXtermDocker
from comnetsemu.net import Containernet, VNFManager
from mininet.link import TCLink
from mininet.log import info, setLogLevel
from mininet.node import Controller
from python_modules.Open5GS import Open5GS
import json, time
if __name__ == "__main__":
AUTOTEST_MODE = os.environ.get("COMNETSEMU_AUTOTEST_MODE", 0)
setLogLevel("info")
prj_folder="/home/vagrant/comnetsemu/app/comnetsemu_5Gnet"
mongodb_folder="/home/vagrant/mongodbdata"
env = dict()
net = Containernet(controller=Controller, link=TCLink)
info("*** Adding Host for open5gs CP\n")
cp = net.addDockerHost(
"cp",
dimage="my5gc_v2-4-4",
ip="192.168.0.111/24",
# dcmd="",
dcmd="bash /open5gs/install/etc/open5gs/5gc_cp_init.sh",
docker_args={
"ports" : { "3000/tcp": 3000 },
"volumes": {
prj_folder + "/log": {
"bind": "/open5gs/install/var/log/open5gs",
"mode": "rw",
},
mongodb_folder: {
"bind": "/var/lib/mongodb",
"mode": "rw",
},
prj_folder + "/open5gs/config": {
"bind": "/open5gs/install/etc/open5gs",
"mode": "rw",
},
"/etc/timezone": {
"bind": "/etc/timezone",
"mode": "ro",
},
"/etc/localtime": {
"bind": "/etc/localtime",
"mode": "ro",
},
},
},
)
info("*** Adding Host for open5gs UPF\n")
env["COMPONENT_NAME"]="upf_cld"
upf_cld = net.addDockerHost(
"upf_cld",
dimage="my5gc_v2-4-4",
ip="192.168.0.112/24",
# dcmd="",
dcmd="bash /open5gs/install/etc/open5gs/temp/5gc_up_init.sh",
docker_args={
"environment": env,
"volumes": {
prj_folder + "/log": {
"bind": "/open5gs/install/var/log/open5gs",
"mode": "rw",
},
prj_folder + "/open5gs/config": {
"bind": "/open5gs/install/etc/open5gs/temp",
"mode": "rw",
},
"/etc/timezone": {
"bind": "/etc/timezone",
"mode": "ro",
},
"/etc/localtime": {
"bind": "/etc/localtime",
"mode": "ro",
},
},
"cap_add": ["NET_ADMIN"],
"sysctls": {"net.ipv4.ip_forward": 1},
"devices": "/dev/net/tun:/dev/net/tun:rwm"
},
)
info("*** Adding Host for open5gs UPF MEC\n")
env["COMPONENT_NAME"]="upf_mec"
upf_mec = net.addDockerHost(
"upf_mec",
dimage="my5gc_v2-4-4",
ip="192.168.0.113/24",
# dcmd="",
dcmd="bash /open5gs/install/etc/open5gs/temp/5gc_up_init.sh",
docker_args={
"environment": env,
"volumes": {
prj_folder + "/log": {
"bind": "/open5gs/install/var/log/open5gs",
"mode": "rw",
},
prj_folder + "/open5gs/config": {
"bind": "/open5gs/install/etc/open5gs/temp",
"mode": "rw",
},
"/etc/timezone": {
"bind": "/etc/timezone",
"mode": "ro",
},
"/etc/localtime": {
"bind": "/etc/localtime",
"mode": "ro",
},
},
"cap_add": ["NET_ADMIN"],
"sysctls": {"net.ipv4.ip_forward": 1},
"devices": "/dev/net/tun:/dev/net/tun:rwm"
},
)
info("*** Adding gNB\n")
env["COMPONENT_NAME"]="gnb"
gnb = net.addDockerHost(
"gnb",
dimage="myueransim_v3-2-6",
ip="192.168.0.131/24",
# dcmd="",
dcmd="bash /mnt/ueransim/open5gs_gnb_init.sh",
docker_args={
"environment": env,
"volumes": {
prj_folder + "/ueransim/config": {
"bind": "/mnt/ueransim",
"mode": "rw",
},
prj_folder + "/log": {
"bind": "/mnt/log",
"mode": "rw",
},
"/etc/timezone": {
"bind": "/etc/timezone",
"mode": "ro",
},
"/etc/localtime": {
"bind": "/etc/localtime",
"mode": "ro",
},
"/dev": {"bind": "/dev", "mode": "rw"},
},
"cap_add": ["NET_ADMIN"],
"devices": "/dev/net/tun:/dev/net/tun:rwm"
},
)
info("*** Adding UE\n")
env["COMPONENT_NAME"]="ue"
ue = net.addDockerHost(
"ue",
dimage="myueransim_v3-2-6",
ip="192.168.0.132/24",
# dcmd="",
dcmd="bash /mnt/ueransim/open5gs_ue_init.sh",
docker_args={
"environment": env,
"volumes": {
prj_folder + "/ueransim/config": {
"bind": "/mnt/ueransim",
"mode": "rw",
},
prj_folder + "/log": {
"bind": "/mnt/log",
"mode": "rw",
},
"/etc/timezone": {
"bind": "/etc/timezone",
"mode": "ro",
},
"/etc/localtime": {
"bind": "/etc/localtime",
"mode": "ro",
},
"/dev": {"bind": "/dev", "mode": "rw"},
},
"cap_add": ["NET_ADMIN"],
"devices": "/dev/net/tun:/dev/net/tun:rwm"
},
)
info("*** Add controller\n")
net.addController("c0")
info("*** Adding switch\n")
s1 = net.addSwitch("s1")
s2 = net.addSwitch("s2")
s3 = net.addSwitch("s3")
info("*** Adding links\n")
net.addLink(s1, s2, bw=1000, delay="10ms", intfName1="s1-s2", intfName2="s2-s1")
net.addLink(s2, s3, bw=1000, delay="50ms", intfName1="s2-s3", intfName2="s3-s2")
net.addLink(cp, s3, bw=1000, delay="1ms", intfName1="cp-s1", intfName2="s1-cp")
net.addLink(upf_cld, s3, bw=1000, delay="1ms", intfName1="upf-s3", intfName2="s3-upf_cld")
net.addLink(upf_mec, s2, bw=1000, delay="1ms", intfName1="upf_mec-s2", intfName2="s2-upf_mec")
net.addLink(ue, s1, bw=1000, delay="1ms", intfName1="ue-s1", intfName2="s1-ue")
net.addLink(gnb, s1, bw=1000, delay="1ms", intfName1="gnb-s1", intfName2="s1-gnb")
print(f"*** Open5GS: Init subscriber for UE 0")
o5gs = Open5GS( "172.17.0.2" ,"27017")
o5gs.removeAllSubscribers()
with open( prj_folder + "/python_modules/subscriber_profile.json" , 'r') as f:
profile = json.load( f )
o5gs.addSubscriber(profile)
info("\n*** Starting network\n")
net.start()
if not AUTOTEST_MODE:
# spawnXtermDocker("open5gs")
# spawnXtermDocker("gnb")
CLI(net)
net.stop()