nomad on Ubuntu 21.10

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure(2) do |config|
  config.vm.boot_timeout = 600
  config.vm.box = "ubuntu/impish64"
  config.vm.network "public_network", bridge: "en0: Wi-Fi (Wireless)", use_dhcp_assigned_default_route: true
  config.vm.network "forwarded_port", guest: 4646, host: 4646, auto_correct: true, host_ip: "127.0.0.1"
  config.vm.synced_folder ".", "/vagrant", disabled: false
  # vagrant plugin install vagrant-disksize
  config.disksize.size = '50GB'

  config.vm.provision "shell", inline: <<-SHELL
    sudo sed -Ei 's/^# deb-src /deb-src /' /etc/apt/sources.list
    sudo apt autoremove -y
    sudo apt update
    sudo apt-get source linux-source

    sudo apt install -y virtualbox-guest-utils

    # until docker-ce is available
    echo "Installing docker..."
    sudo apt install -y docker.io
    sudo usermod -aG docker ${USER}
 
    # install go
    echo "Installing go..."
    curl -Ls https://dl.google.com/go/go1.17.1.linux-amd64.tar.gz | sudo tar -C /usr/local -xzf -
    sudo apt install -y curl unzip vim

    echo "Installing Consul..."
    CONSUL_VERSION=1.10.2
    curl -sSL https://releases.hashicorp.com/consul/${CONSUL_VERSION}/consul_${CONSUL_VERSION}_linux_amd64.zip -o consul.zip
    unzip consul.zip
    sudo install consul /usr/bin/consul
    (
    cat <<-EOF
      [Unit]
      Description=consul agent
      Requires=network-online.target
      After=network-online.target
    
      [Service]
      Restart=on-failure
      ExecStart=/usr/bin/consul agent -dev
      ExecReload=/bin/kill -HUP $MAINPID
    
      [Install]
      WantedBy=multi-user.target
EOF
    ) | sudo tee /etc/systemd/system/consul.service
    sudo systemctl enable consul.service
    sudo systemctl start consul
    
    echo "Installing Nomad..."
    NOMAD_VERSION=1.1.5
    cd /tmp/
    curl -sSL https://releases.hashicorp.com/nomad/${NOMAD_VERSION}/nomad_${NOMAD_VERSION}_linux_amd64.zip -o nomad.zip
    unzip nomad.zip
    sudo install nomad /usr/bin/nomad
    sudo mkdir -p /etc/nomad.d /var/lib/nomad
    sudo chmod a+w /etc/nomad.d

    (
    cat <<-EOF
      client {
        enabled = true
      }
EOF
    ) | sudo tee /etc/nomad.d/client.hcl
    (
    cat <<-EOF
      data_dir = /var/lib/nomad
      server {
        enabled = true
        bootstrap_expect = 1
      }
EOF
    ) | sudo tee /etc/nomad.d/server.hcl

    (
    cat <<-EOF
      [Unit]
      Description=Nomad
      Documentation=https://www.nomadproject.io/docs/
      Wants=network-online.target
      After=network-online.target
      
      # When using Nomad with Consul it is not necessary to start Consul first. These
      # lines start Consul before Nomad as an optimization to avoid Nomad logging
      # that Consul is unavailable at startup.
      Wants=consul.service
      After=consul.service
      
      [Service]
      ExecReload=/bin/kill -HUP $MAINPID
      ExecStart=/usr/bin/nomad agent -config /etc/nomad.d
      KillMode=process
      KillSignal=SIGINT
      LimitNOFILE=65536
      LimitNPROC=infinity
      Restart=on-failure
      RestartSec=2
      
      TasksMax=infinity
      OOMScoreAdjust=-1000
      
      [Install]
      WantedBy=multi-user.target
EOF
    ) | sudo tee /etc/systemd/system/nomad.service
    sudo systemctl enable nomad.service
    sudo systemctl start nomad

    for bin in cfssl cfssl-certinfo cfssljson
    do
      echo "Installing $bin..."
      curl -sSL https://pkg.cfssl.org/R1.2/${bin}_linux-amd64 > /tmp/${bin}
      sudo install /tmp/${bin} /usr/local/bin/${bin}
    done
    nomad -autocomplete-install

    echo "Provisioning complete"
  SHELL

  config.vm.provider "virtualbox" do |v|
    v.customize ["modifyvm", :id, "--nictype1", "virtio"]
    v.memory = 3172
    v.cpus = 2
  end
end