Openairinterface从零开始搭建5G核心网——Basic版

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#卸载旧版本docker
sudo apt-get remove docker docker-engine docker-ce docker.io
#清空旧版docker占用的内存
sudo apt-get remove --auto-remove docker
#更新系统源
sudo apt-get update

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sudo apt-get install apt-transport-https ca-certificates curl gnupg-agent software-properties-common

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curl -fsSL http://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | sudo apt-key add -

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sudo add-apt-repository "deb [arch=amd64] http://mirrors.aliyun.com/docker-ce/linux/ubuntu $(lsb_release -cs) stable"
#更新
sudo apt-get update

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apt-cache madison docker-ce

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#安装最新版
sudo apt-get install -y docker-ce
#安装5:19.03.6~3-0~ubuntu-bionic版
sudo apt-get install -y docker-ce=5:19.03.6~3-0~ubuntu-bionic

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sudo service docker restart
#或者
sudo systemctl restart docker

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sudo docker version

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sudo docker run hello-world

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#安装pip
sudo apt install python3-pip
#更新一下库
sudo apt-get update
#更新一下pip
sudo pip3 install --upgrade pip
#安装docker-compose
sudo pip3 install docker-compose

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pip3 install six --user -U

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docker-compose --version

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python3 -v

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sudo usermod -a -G docker myusername
#username 改为主机虚拟机名字

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$ sudo docker login

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$ docker pull ubuntu:bionic
$ docker pull mysql:5.7

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## 下载核心网镜像
[官方构建核心网链接](https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-fed/-/blob/master/docs/DEPLOY_SA5G_MINI_DEPLOYMENT.md)
```bash
docker pull oaisoftwarealliance/oai-amf:v1.4.0
docker pull oaisoftwarealliance/oai-nrf:v1.4.0
docker pull oaisoftwarealliance/oai-spgwu-tiny:v1.4.0
docker pull oaisoftwarealliance/oai-smf:v1.4.0
docker pull oaisoftwarealliance/oai-udr:v1.4.0
docker pull oaisoftwarealliance/oai-udm:v1.4.0
docker pull oaisoftwarealliance/oai-ausf:v1.4.0
docker pull oaisoftwarealliance/oai-upf-vpp:v1.4.0
docker pull oaisoftwarealliance/oai-nssf:v1.4.0
# Utility image to generate traffic
docker pull oaisoftwarealliance/trf-gen-cn5g:latest

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docker image tag oaisoftwarealliance/oai-amf:v1.4.0 oai-amf:v1.4.0
docker image tag oaisoftwarealliance/oai-nrf:v1.4.0 oai-nrf:v1.4.0
docker image tag oaisoftwarealliance/oai-smf:v1.4.0 oai-smf:v1.4.0
docker image tag oaisoftwarealliance/oai-spgwu-tiny:v1.4.0 oai-spgwu-tiny:v1.4.0
docker image tag oaisoftwarealliance/oai-udr:v1.4.0 oai-udr:v1.4.0
docker image tag oaisoftwarealliance/oai-udm:v1.4.0 oai-udm:v1.4.0
docker image tag oaisoftwarealliance/oai-ausf:v1.4.0 oai-ausf:v1.4.0
docker image tag oaisoftwarealliance/oai-upf-vpp:v1.4.0 oai-upf-vpp:v1.4.0
docker image tag oaisoftwarealliance/oai-nssf:v1.4.0 oai-nssf:v1.4.0
docker image tag oaisoftwarealliance/trf-gen-cn5g:latest trf-gen-cn5g:latest
#可以退出docker hub登陆
docker logout

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makir OAI
cd OAI
git clone https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-fed.git
#检测一下镜像
cd oai-cn5g-fed
git checkout -f v1.4.0
#同步所有git子模块
./scripts/syncComponents.sh

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docker network create --driver=bridge --subnet=192.168.70.128/26 -o
"com.docker.network.bridge.name"="demo-oai" demo-oai-public-net
#其他指令
#查询是否有demo-oai的网口
ifconfig
#查询网关地址
docker network ls
#ping 一下网关看是否通了
ping 192.168.70.129

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#输入如下代码，允许路由表规则 ，每次开机都需再次输入
$ sudo sysctl net.ipv4.conf.all.forwarding=1
$ sudo iptables -P FORWARD ACCEPT
```bash
#查看启动帮助 
python3 core-network.py --help
#启动基础核心网
python3 core-network.py --type start-basic

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#启动后查看容器运行状况 
docker ps
#观察amf里可改字段的信息
vim docker-compose-mini-nonrf.yaml

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docker logs oai-amf > amf.log
docker logs oai-smf > smf.log
docker logs oai-nrf > nrf.log
docker logs oai-spgwu > spgwu.log
python3 ./core-network.py --type stop-mini
#保存位置为 docker compose