Method handleDeviceLine

polyamide/device/uapi.go:201–251

(key, value string)

}

func (device *Device) handleDeviceLine(key, value string) error {
	switch key {
	case "private_key":
		var sk NoisePrivateKey
		err := sk.FromMaybeZeroHex(value)
		if err != nil {
			return ipcErrorf(ipc.IpcErrorInvalid, "failed to set private_key: %w", err)
		}
		device.Log.Verbosef("UAPI: Updating private key")
		device.SetPrivateKey(sk)

	case "listen_port":
		port, err := strconv.ParseUint(value, 10, 16)
		if err != nil {
			return ipcErrorf(ipc.IpcErrorInvalid, "failed to parse listen_port: %w", err)
		}

		// update port and rebind
		device.Log.Verbosef("UAPI: Updating listen port")

		device.net.Lock()
		device.net.port = uint16(port)
		device.net.Unlock()

		if err := device.BindUpdate(); err != nil {
			return ipcErrorf(ipc.IpcErrorPortInUse, "failed to set listen_port: %w", err)
		}

	case "fwmark":
		mark, err := strconv.ParseUint(value, 10, 32)
		if err != nil {
			return ipcErrorf(ipc.IpcErrorInvalid, "invalid fwmark: %w", err)
		}

		device.Log.Verbosef("UAPI: Updating fwmark")
		if err := device.BindSetMark(uint32(mark)); err != nil {
			return ipcErrorf(ipc.IpcErrorPortInUse, "failed to update fwmark: %w", err)
		}

	case "replace_peers":
		if value != "true" {
			return ipcErrorf(ipc.IpcErrorInvalid, "failed to set replace_peers, invalid value: %v", value)
		}
		device.Log.Verbosef("UAPI: Removing all peers")
		device.RemoveAllPeers()
	default:
		return ipcErrorf(ipc.IpcErrorInvalid, "invalid UAPI device key: %v", key)
	}

	return nil
}

// An ipcSetPeer is the current state of an IPC set operation on a peer.
type ipcSetPeer struct {