# Instalação do compilador P4 / bmv2 / Stratum / Docker
## OS: Linux Xubuntu & Ubuntu (18.04LTS)
## Hardware:
Processor: Intel (R) Celeron (R) CPU N3050 @ 1.60GHz
Architecture: amd64 - Memory: 4GB - HD SSD: 30GB

## Objetivo:
Preparar um ambiente de desenvolvimento para programação de NIC (Ethernet / Wi-Fi) em um ambiente de hardware físico.



## Repositórios:
``sudo add-apt-repository ppa:frederic-loui/p4lang-3rd-party``
``sudo add-apt-repository ppa:frederic-loui/p4lang-master-bionic-nightly``
<br>
## Atualização do sistema & Instalação de pacotes
``sudo apt-get update && sudo apt-get upgrade -y``
``sudo apt-get install p4c bmv2 p4lang-3rd-party scapy -y``
<br>
## Verificando instalação:
``dpkg -l | grep p4lang``
<br>
## Retorno do comando:
``root@feec:~# dpkg -l | grep p4lang
ii bmv2 1.13.0-202012050317-4b9a2ec~ubuntu18.04.1 amd64 p4lang behavioral-model
ii p4c 1.1.0-rc1-202104060403-ca4915d41~ubuntu18.04.1 amd64 p4c p4lang project compiler
ii p4lang-3rd-party 1.1~bionic-1 all This package installs 3rd party software needed by p4lang software
ii p4lang-pi 0.8-202102050217-c65fe2e~ubuntu18.04.1 amd64 Implementation framework of a P4Runtime server ``
<br>
## Instalação do Stratum no container Docker

## Atualização do sistema e pacotes
``sudo apt upgrade && apt upgrade -y && apt autoremove -y``
<br>
## Instalação do Docker e verificação do serviço
``sudo apt install docker.io -y && systemctl status docker``
<br>
## Retorno do comando:
### ``systemctl status docker``
●docker.service - Docker Application Container Engine
`` Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
Active: active (running) since Sun 2021-05-02 18:26:01 -03; 39min ago
Docs: https://docs.docker.com
Main PID: 1396 (dockerd)
Tasks: 10
CGroup: /system.slice/docker.service
└─1396 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock ``

`` mai 02 18:26:00 feec dockerd[1396]: time="2021-05-02T18:26:00.384152512-03:00" level=warning msg="Your kernel does not support CPU realtime sc
mai 02 18:26:00 feec dockerd[1396]: time="2021-05-02T18:26:00.384193400-03:00" level=warning msg="Your kernel does not support cgroup blkio we
mai 02 18:26:00 feec dockerd[1396]: time="2021-05-02T18:26:00.384232300-03:00" level=warning msg="Your kernel does not support cgroup blkio we
mai 02 18:26:00 feec dockerd[1396]: time="2021-05-02T18:26:00.385020800-03:00" level=info msg="Loading containers: start."
mai 02 18:26:01 feec dockerd[1396]: time="2021-05-02T18:26:01.318256437-03:00" level=info msg="Default bridge (docker0) is assigned with an IP
mai 02 18:26:01 feec dockerd[1396]: time="2021-05-02T18:26:01.692582075-03:00" level=info msg="Loading containers: done."
mai 02 18:26:01 feec dockerd[1396]: time="2021-05-02T18:26:01.771059087-03:00" level=info msg="Docker daemon" commit="20.10.2-0ubuntu1~18.04.2
mai 02 18:26:01 feec dockerd[1396]: time="2021-05-02T18:26:01.776305550-03:00" level=info msg="Daemon has completed initialization"
mai 02 18:26:01 feec systemd[1]: Started Docker Application Container Engine.
mai 02 18:26:01 feec dockerd[1396]: time="2021-05-02T18:26:01.909884700-03:00" level=info msg="API listen on /var/run/docker.sock"``
<br>
## Instalação do Stratum
cd /home && docker pull stratumproject/stratum-bcm:sdklt
git clone https://github.com/stratum/stratum.git
<br>
## Procedimento para corrigir erros de permissão
sudo usermod -aG docker ${USER}
su - ${USER}
<br>
## Procedimento de instalação do Stratum
cd /home/stratum/
./setup_dev_env.sh
bazel build //stratum/hal/bin/bcm/standalone:stratum_bcm_sdklt_deb
<br>
## Verificação da imagens e processo do Docker com o Stratum
``docker images && docker ps -a``
<br>
### Retorno dos comandos:
``docker images && docker ps -a``
REPOSITORY TAG IMAGE ID CREATED SIZE
stratum-dev latest bbff94b6b445 43 hours ago 2.19GB
stratumproject/build build 1692722f8265 45 hours ago 2.18GB
stratumproject/stratum-bcm sdklt efac4591d8a6 45 hours ago 148MB

CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
d1296f40d543 efac4591d8a6 "start-stratum.sh" 44 hours ago Exited (1) 44 hours ago charming_swanson

## Fontes:
https://wiki.geant.org/pages/viewpage.action?pageId=148087125
https://github.com/stratum/stratum/blob/main/stratum/hal/bin/bcm/standalone/README.md
https://p4.org/p4/getting-started-with-p4.html
https://www.youtube.com/watch?v=XfZvKLNXC9M

## Autor:
Fernando Henrique Santorsula
E-mail: [e-mail]

### Coautor:
Alan Teixeira da Silva
E-mail: [e-mail]

**FEEC/UNICAMP - Campinas/SP/BR**
https://www.fee.unicamp.br/

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