StartWireguard creates a tun interface on netstack given a configuration
(conf *Configuration, logLevel int)
| 61 | |
| 62 | // StartWireguard creates a tun interface on netstack given a configuration |
| 63 | func StartWireguard(conf *Configuration, logLevel int) (*VirtualTun, error) { |
| 64 | deviceConf := conf.Device |
| 65 | setting, err := CreateIPCRequest(deviceConf) |
| 66 | if err != nil { |
| 67 | return nil, err |
| 68 | } |
| 69 | |
| 70 | tun, tnet, err := netstack.CreateNetTUN(setting.DeviceAddr, setting.DNS, setting.MTU) |
| 71 | if err != nil { |
| 72 | return nil, err |
| 73 | } |
| 74 | dev := device.NewDevice(tun, conn.NewDefaultBind(), device.NewLogger(logLevel, "")) |
| 75 | err = dev.IpcSet(setting.IpcRequest) |
| 76 | if err != nil { |
| 77 | return nil, err |
| 78 | } |
| 79 | |
| 80 | err = dev.Up() |
| 81 | if err != nil { |
| 82 | return nil, err |
| 83 | } |
| 84 | |
| 85 | hasV4 := false |
| 86 | hasV6 := false |
| 87 | for _, addr := range setting.DeviceAddr { |
| 88 | if addr.Is4() { |
| 89 | hasV4 = true |
| 90 | } |
| 91 | if addr.Is6() { |
| 92 | hasV6 = true |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | if conf.Resolve.ResolveStrategy == "auto" { |
| 97 | if hasV4 && !hasV6 { |
| 98 | conf.Resolve.ResolveStrategy = "ipv4" |
| 99 | } else { |
| 100 | conf.Resolve.ResolveStrategy = "ipv6" |
| 101 | } |
| 102 | } |
| 103 | return &VirtualTun{ |
| 104 | Tnet: tnet, |
| 105 | Dev: dev, |
| 106 | Conf: deviceConf, |
| 107 | ResolveConfig: conf.Resolve, |
| 108 | SystemDNS: len(setting.DNS) == 0, |
| 109 | PingRecord: make(map[string]uint64), |
| 110 | PingRecordLock: new(sync.Mutex), |
| 111 | }, nil |
| 112 | } |
no test coverage detected