tun

Documentation

Overview

Copyright © 2022 lilo <luolee.me@gmail.com>

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Copyright © 2022 lilo <luolee.me@gmail.com>

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Index

• Variables
• func AddRoute(subnets []string) error
• func Close(dev Device) error
• func ConfigAddr(dev Device) error
• func NewTun(dev Device)
• func Read(frame []byte) (int, error)
• func RefreshRoute(subnets []string)
• func RemoveRoute(subnets []string) error
• func RunCommand(filepath string, envs ...string) error
• func UnloadFirewall(dev Device) error
• func Write(frame ethernet.Frame) (int, error)
• type Device

Variables

var (
	VIP string
)

Functions

func AddRoute

func AddRoute(subnets []string) error

TODO: should provide TUN device name

func Close

func Close(dev Device) error

func ConfigAddr

func ConfigAddr(dev Device) error

func NewTun

func NewTun(dev Device)

func Read

func Read(frame []byte) (int, error)

func RefreshRoute

func RefreshRoute(subnets []string)

func RemoveRoute

func RemoveRoute(subnets []string) error

func RunCommand

func RunCommand(filepath string, envs ...string) error

func UnloadFirewall

func UnloadFirewall(dev Device) error

func Write

func Write(frame ethernet.Frame) (int, error)

Types

type Device

type Device struct {
	Name string
	// CIDR
	Ip string
	// Mask    string
	Mtu       int
	Subnets   []string
	ServerVIP string
	// iptables
	Port uint
}