# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# Physical interface
auto eth0
iface eth0 inet manual

# external interface
{% set intf_external = compu_sys_mappings["external"]["interface"] %}
{% if compu_sys_mappings["external"]["vlan_tag"] | int %}
{% set intf_external = intf_external + '.' + compu_sys_mappings["external"]["vlan_tag"]|string %}
{% endif %}
auto {{ intf_external }}
iface {{ intf_external }} inet manual
{% if compu_sys_mappings["external"]["vlan_tag"] | int %}
    vlan-raw-device {{ intf_external }}
{% endif %}

# tenant interface
{% set intf_tenant = compu_sys_mappings["tenant"]["interface"] %}
{% if compu_sys_mappings["tenant"]["vlan_tag"] | int %}
{% set intf_tenant = intf_tenant + '.' + compu_sys_mappings["tenant"]["vlan_tag"]|string %}
{% endif %}
auto {{ intf_tenant }}
iface {{ intf_tenant }} inet manual
{% if compu_sys_mappings["tenant"]["vlan_tag"] | int %}
    vlan-raw-device {{ intf_tenant }}
{% endif %}

# storage interface
{% set intf_storage = compu_sys_mappings["storage"]["interface"] %}
{% if compu_sys_mappings["storage"]["vlan_tag"] | int %}
{% set intf_storage = intf_storage + '.' + compu_sys_mappings["storage"]["vlan_tag"]|string %}
{% endif %}
auto {{ intf_storage }}
iface {{ intf_storage }} inet manual
{% if compu_sys_mappings["storage"]["vlan_tag"] | int %}
    vlan-raw-device {{ intf_storage }}
{% endif %}

# Container/Host management bridge
auto br-mgmt
iface br-mgmt inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports eth0
    address {{ ip_settings[inventory_hostname]["mgmt"]["ip"] }}
    netmask 255.255.255.0

# OpenStack Networking VLAN bridge
auto br-external
iface br-external inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports {{ intf_external }}
    address {{ ip_settings[inventory_hostname]["external"]["ip"] }}
    netmask 255.255.255.0
    gateway {{ ip_settings[inventory_hostname]["external"]["gw"] }}
    offload-sg off
    # Create veth pair, don't bomb if already exists
    pre-up ip link add br-external-veth type veth peer name external-nic || true
    # Set both ends UP
    pre-up ip link set br-external-veth up
    pre-up ip link set external-nic up
    # Delete veth pair on DOWN
    post-down ip link del br-external-veth || true
    bridge_ports br-external-veth

# VXLAN (tunnel/overlay) bridge config
auto br-tenant
iface br-tenant inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports {{ intf_tenant }}
    address {{ ip_settings[inventory_hostname]["tenant"]["ip"] }}
    netmask 255.255.255.0

# storage bridge
auto br-storage
iface br-storage inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports {{ intf_storage }}
    address {{ ip_settings[inventory_hostname]["storage"]["ip"] }}
    netmask 255.255.255.0