#cloud-config
hostname: client
manage_etc_hosts: false

users:
  - name: ubuntu
    gecos: ubuntu
    sudo: ALL=(ALL) NOPASSWD:ALL
    lock_passwd: false
    ssh_pwauth: true
    shell: /bin/bash

ssh_pwauth: true
chpasswd:
  list: |
    ubuntu:ubuntu
  expire: false

growpart:
  mode: auto
  devices: ["/"]

package_update: true
package_upgrade: false
packages:
  - tftp-hpa

write_files:
  - path: /etc/hosts
    append: true
    encoding: b64
    content: ${hosts_file}
  - path: /etc/networkd-dispatcher/routable.d/10-disable-offloading
    owner: root:root
    permissions: "0755"
    content: |
      #!/bin/bash
      for IF in $(networkctl list --no-legend | awk '/ routable /{print $2}'); do
        /usr/sbin/ethtool -K "$IF" \
          rx off tx off sg off tso off ufo off gso off gro off lro off \
          ntuple off rxhash off rx-gro-hw off || true
      done
  - path: /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
    permissions: '0644'
    content: |
      network: {config: disabled}
  - path: /etc/netplan/01-static.yaml
    owner: root:root
    permissions: '0644'
    content: |
      network:
        version: 2
        renderer: networkd
        ethernets:
          enp1s0:
            dhcp4: false
            addresses: [${ip}]
            gateway4: ${gateway}
            nameservers:
              addresses: ${nameservers}

modules:
  - tcp_bbr
  - sch_netem

runcmd:
  - rm -f /etc/netplan/50-cloud-init.yaml
  - netplan generate && netplan apply

  - |
    wget https://github.com/stunnel/static-curl/releases/download/8.14.1/curl-linux-x86_64-dev-8.14.1.tar.xz \
    -O /tmp/curl-linux-x86_64-dev-8.14.1.tar.xz \
    && cd /tmp && tar xf curl-linux-x86_64-dev-8.14.1.tar.xz && rm curl-linux-x86_64-dev-8.14.1.tar.xz \
    && mv ./curl-x86_64/bin/curl /home/ubuntu/

  - chown -R ubuntu /home/ubuntu/ && chgrp -R ubuntu /home/ubuntu/