OVN + IPv4 + IPv6 + DHCP

ovn_private_example.fish

#!/usr/bin/env fish
set CIDR_V4 10.0.0.0/16
set CIDR_V6 fdec::0/64
set CIDR_PREFIX_V6 fdec:0:0:0::
set EXCLUDE_IPS_V4 10.0.0.1..10.0.0.10

set SWITCH OVN-TEST-SW
set SWITCH_PORT OVN-TEST-SW-PORT
set ROUTER OVN-TEST-LR
set ROUTER_PORT OVN-TEST-LR-PORT
set ROUTER_IP_V4 10.0.0.1
set ROUTER_CIDR_V4 10.0.0.1/16
set ROUTER_IP_V6 fd00::1
set ROUTER_CIDR_V6 fd00::1/64
set ROUTER_MAC 00:00:00:00:00:01

set DHCP_LEASE_TIME 3600

# ovn-nbctl dhcp-options-list | xargs -i sudo microovn.ovn-nbctl dhcp-options-del {}
# ovn-nbctl ls-del $SWITCH
# ovn-nbctl lr-del $ROUTER
# ovn-nbctl lsp-del $HOST
# ovs-vsctl del-port br-int $HOST

ovn-nbctl ls-add $SWITCH
    ovn-nbctl set logical_switch $SWITCH \
      other_config:subnet=$CIDR_V4 \
      other_config:ipv6_prefix=$CIDR_V6 \
      other_config:exclude_ips=$EXCLUDE_IPS_V4

      # other_config:exclude_ips=\"$EXCLUDE_IPS_V4,$EXCLUDE_IPS_V6\"

    ovn-nbctl lr-add $ROUTER
        ovn-nbctl lrp-add $ROUTER $ROUTER_PORT $ROUTER_MAC $ROUTER_CIDR_V4 $ROUTER_CIDR_V6

    ovn-nbctl lsp-add $SWITCH $SWITCH_PORT
        ovn-nbctl lsp-set-type $SWITCH_PORT router
        ovn-nbctl lsp-set-addresses $SWITCH_PORT router
        ovn-nbctl lsp-set-options $SWITCH_PORT router-port=$ROUTER_PORT

# ovn-nbctl dhcp-options-list | xargs -i sudo microovn.ovn-nbctl dhcp-options-del {}
ovn-nbctl dhcp-options-create $CIDR_V4
    set CIDR_UUID_V4 (ovn-nbctl --bare --columns=_uuid find dhcp_options cidr=$CIDR_V4)
    ovn-nbctl dhcp-options-set-options $CIDR_UUID_V4 \
        lease_time=$DHCP_LEASE_TIME \
        router=$ROUTER_IP_V4 \
        server_id=$ROUTER_IP_V4 \
        server_mac=$ROUTER_MAC

ovn-nbctl dhcp-options-create $CIDR_V6
    set CIDR_UUID_V6 (ovn-nbctl --bare --columns=_uuid find dhcp_options cidr=(echo $CIDR_V6 | sed 's/\:/\\\:/g'))
    ovn-nbctl dhcp-options-set-options $CIDR_UUID_V6 \
        lease_time=$LEASE_TIME \
        server_id=$ROUTER_MAC

set HOST example-host
set HOST_MAC 00:00:00:00:00:02

# ovn-nbctl lsp-del $HOST
ovn-nbctl lsp-add $SWITCH $HOST
    ovn-nbctl lsp-set-addresses $HOST "$HOST_MAC dynamic"
    ovn-nbctl lsp-set-dhcpv4-options $HOST $CIDR_UUID_V4
    ovn-nbctl lsp-set-dhcpv6-options $HOST $CIDR_UUID_V6

# ovs-vsctl del-port br-int $HOST
ovs-vsctl add-port br-int $HOST -- \
    set Interface $HOST \
        type=internal \
        mac=\"$HOST_MAC\" \
        external-ids:iface-id=$HOST

ovn-nbctl list logical_switch_port

dhclient -4 -i $HOST -v
dhclient -6 -i $HOST -v