CoreOS Bond0 cloud-config

coreos_bond0

write_files:
  - path: /etc/modprobe.d/bonding.conf
    content: |
      # Prevent kernel from automatically creating bond0 when the module is loaded.
      # This allows systemd-networkd to create and apply options to bond0.
      options bonding max_bonds=0
  - path: /etc/systemd/network/10-eth.network
    permissions: 0644
    owner: root
    content: |
      [Match]
      Name=eth*

      [Network]
      Bond=bond0
  - path: /etc/systemd/network/20-bond.netdev
    permissions: 0644
    owner: root
    content: |
      [NetDev]
      Name=bond0
      Kind=bond

      [Bond]
      Mode=0 # defaults to balance-rr
      MIIMonitorSec=1
  - path: /etc/systemd/network/30-bond-dhcp.network
    permissions: 0644
    owner: root
    content: |
      [Match]
      Name=bond0

      [Network]
      DHCP=ipv4
coreos:
  units:
    - name: down-interfaces.service
      command: start
      content: |
        [Service]
        Type=oneshot
        ExecStart=/usr/bin/ip link set eth0 down
        ExecStart=/usr/bin/ip addr flush dev eth0
        ExecStart=/usr/bin/ip link set eth1 down
        ExecStart=/usr/bin/ip addr flush dev eth1
    - name: systemd-networkd.service
      command: restart