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313c118ad0
This is a major rewrite of our network subsystem. - This changes networkd to run as a standalone app versus internal goroutine - This changes out the netlink package with the more idiomatic netlink/rtnetlink packages - This changes the initial network bootstrap/discovery from using a single interface to attempting to bring up all interfaces - This moves us back on to the upstream dhcp library Signed-off-by: Brad Beam <brad.beam@talos-systems.com>
86 lines
2.1 KiB
Go
86 lines
2.1 KiB
Go
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package nic
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import (
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"errors"
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"github.com/talos-systems/talos/internal/app/networkd/pkg/address"
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)
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// Option is the functional option func.
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type Option func(*NetworkInterface) error
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// defaultOptions defines our default network interface configuration.
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func defaultOptions() *NetworkInterface {
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return &NetworkInterface{
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Type: Single,
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MTU: 1500,
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AddressMethod: []address.Addressing{},
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}
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}
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// WithName sets the name of the interface to the given name.
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func WithName(o string) Option {
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return func(n *NetworkInterface) (err error) {
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n.Name = o
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return err
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}
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}
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// WithIndex sets the interface index
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func WithIndex(o uint32) Option {
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return func(n *NetworkInterface) (err error) {
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n.Index = o
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return err
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}
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}
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// WithType defines how the interface should be configured - bonded or single.
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func WithType(o int) Option {
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return func(n *NetworkInterface) (err error) {
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switch o {
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case Bond:
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n.Type = Bond
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case Single:
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n.Type = Single
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default:
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return errors.New("unsupported network interface type")
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}
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return err
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}
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}
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// WithMTU defines the MTU for the interface
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// TODO: I think we should drop this since MTU is getting set
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// by address configuration method ( either via dhcp or userdata )
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func WithMTU(mtu uint32) Option {
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return func(n *NetworkInterface) (err error) {
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if (mtu < MinimumMTU) || (mtu > MaximumMTU) {
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return errors.New("mtu is out of acceptable range")
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}
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n.MTU = mtu
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return err
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}
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}
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// WithSubInterface defines which interfaces make up the bond
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func WithSubInterface(o string) Option {
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return func(n *NetworkInterface) (err error) {
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n.SubInterfaces = append(n.SubInterfaces, o)
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return err
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}
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}
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// WithAddressing defines how the addressing for a given interface
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// should be configured
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func WithAddressing(a address.Addressing) Option {
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return func(n *NetworkInterface) (err error) {
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n.AddressMethod = append(n.AddressMethod, a)
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return err
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}
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}
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