Add VM scripts

Author: ccascone

util/vm/.gitignore

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+*.log
+.vagrant

util/vm/Vagrantfile

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+REQUIRED_PLUGINS = %w( vagrant-vbguest vagrant-reload vagrant-disksize )
+
+Vagrant.configure(2) do |config|
+
+  # Install plugins if missing...
+  _retry = false
+  REQUIRED_PLUGINS.each do |plugin|
+    unless Vagrant.has_plugin? plugin
+      system "vagrant plugin install #{plugin}"
+      _retry = true
+    end
+  end
+
+  if (_retry)
+    exec "vagrant " + ARGV.join(' ')
+  end
+
+  # Common config.
+  config.vm.box = "lasp/ubuntu16.04-desktop"
+  config.vbguest.auto_update = true
+  config.disksize.size = '50GB'
+  config.vm.synced_folder ".", "/vagrant", disabled: false, type: "virtualbox"
+  config.vm.network "private_network", :type => 'dhcp', :adapter => 2
+
+  config.vm.define "default" do |d|
+    d.vm.hostname = "tutorial-vm"
+    d.vm.provider "virtualbox" do |vb|
+      vb.name = "ONF NG-SDN Tutorial " + Time.now.strftime("(%Y-%m-%d)")
+      vb.gui = true
+      vb.cpus = 8
+      vb.memory = 8192
+      vb.customize ['modifyvm', :id, '--clipboard', 'bidirectional']
+      vb.customize ["modifyvm", :id, "--accelerate3d", "on"]
+      vb.customize ["modifyvm", :id, "--graphicscontroller", "vboxvga"]
+      vb.customize ["modifyvm", :id, "--vram", "128"]
+    end
+    d.vm.provision "shell", path: "root-bootstrap.sh"
+    d.vm.provision "shell", inline: "su sdn '/vagrant/user-bootstrap.sh'"
+  end
+end

util/vm/cleanup.sh

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+#!/bin/bash
+set -ex
+
+sudo apt-get clean
+sudo apt-get -y autoremove
+
+sudo rm -rf /tmp/*
+
+history -c
+rm -f ~/.bash_history
+
+# Zerofill virtual hd to save space when exporting
+time sudo dd if=/dev/zero of=/tmp/zero bs=1M || true
+sync ; sleep 1 ; sync ; sudo rm -f /tmp/zero
+
+# Delete vagrant user
+sudo userdel -r -f vagrant

util/vm/export.sh

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+#!/usr/bin/env bash
+
+set -xe
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+
+function wait_vm_shutdown {
+    set +x
+    while vboxmanage showvminfo $1 | grep -c "running (since"; do
+    echo "Waiting for VM to shutdown..."
+    sleep 1
+    done
+    sleep 2
+    set -x
+}
+
+# Provision
+vagrant up
+
+VB_UUID=$(cat .vagrant/machines/default/virtualbox/id)
+VBoxManage snapshot ${VB_UUID} take "pre-cleanup"
+
+# Cleanup
+vagrant ssh -c 'bash /vagrant/cleanup.sh'
+sleep 5
+vboxmanage controlvm "${VB_UUID}" acpipowerbutton
+wait_vm_shutdown "${VB_UUID}"
+# Remove vagrant shared folder
+vboxmanage sharedfolder remove ${VB_UUID} -name "vagrant"
+
+# Export
+rm -f ngsdn-tutorial.ova
+vboxmanage export "${VB_UUID}" -o ngsdn-tutorial.ova

util/vm/root-bootstrap.sh

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+#!/usr/bin/env bash
+
+set -xe
+
+# Create user sdn
+useradd -m -d /home/sdn -s /bin/bash sdn
+usermod -aG sudo sdn
+usermod -aG vboxsf sdn
+echo "sdn:rocks" | chpasswd
+echo "sdn ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/99_sdn
+chmod 440 /etc/sudoers.d/99_sdn
+update-locale LC_ALL="en_US.UTF-8"
+
+apt-get update
+
+apt-get install -y --no-install-recommends apt-transport-https ca-certificates
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
+add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+apt-get update
+
+# Required packages
+DEBIAN_FRONTEND=noninteractive apt-get -y --no-install-recommends install \
+    avahi-daemon \
+    git \
+    bash-completion \
+    htop \
+    python \
+    zip unzip \
+    make \
+    wget \
+    curl \
+    vim nano emacs \
+    docker-ce
+
+# Enable Docker at startup
+systemctl start docker
+systemctl enable docker
+# Add sdn user to docker group
+usermod -a -G docker sdn
+
+# Install pip
+curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+python get-pip.py --force-reinstall
+rm -f get-pip.py
+
+# Bash autocompletion
+echo "source /etc/profile.d/bash_completion.sh" >> ~/.bashrc
+
+# Fix SSH server config
+tee -a /etc/ssh/sshd_config <<EOF
+
+UseDNS no
+EOF
+sed -i 's/PasswordAuthentication no/PasswordAuthentication yes/g' /etc/ssh/sshd_config
+
+# IntelliJ
+snap install intellij-idea-community --classic

util/vm/user-bootstrap.sh

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+#!/bin/bash
+set -xe
+
+cd /home/sdn
+
+cp /etc/skel/.bashrc ~/
+cp /etc/skel/.profile ~/
+cp /etc/skel/.bash_logout ~/
+
+#  With Ubuntu 18.04 sometimes .cache is owned by root...
+mkdir -p ~/.cache
+sudo chown -hR sdn:sdn ~/.cache
+
+git clone https://github.com/opennetworkinglab/ngsdn-tutorial.git
+cd ngsdn-tutorial
+make pull-deps