initial commit
This commit is contained in:
NeilClack
+274
@@ -0,0 +1,274 @@
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package gonetworkmanager
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import (
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"fmt"
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"github.com/godbus/dbus/v5"
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)
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const (
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ActiveConnectionInterface = NetworkManagerInterface + ".Connection.Active"
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/* Properties */
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ActiveConnectionPropertyConnection = ActiveConnectionInterface + ".Connection" // readable o
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ActiveConnectionPropertySpecificObject = ActiveConnectionInterface + ".SpecificObject" // readable o
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ActiveConnectionPropertyId = ActiveConnectionInterface + ".Id" // readable s
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ActiveConnectionPropertyUuid = ActiveConnectionInterface + ".Uuid" // readable s
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ActiveConnectionPropertyType = ActiveConnectionInterface + ".Type" // readable s
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ActiveConnectionPropertyDevices = ActiveConnectionInterface + ".Devices" // readable ao
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ActiveConnectionPropertyState = ActiveConnectionInterface + ".State" // readable u
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ActiveConnectionPropertyStateFlags = ActiveConnectionInterface + ".StateFlags" // readable u
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ActiveConnectionPropertyDefault = ActiveConnectionInterface + ".Default" // readable b
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ActiveConnectionPropertyIp4Config = ActiveConnectionInterface + ".Ip4Config" // readable o
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ActiveConnectionPropertyDhcp4Config = ActiveConnectionInterface + ".Dhcp4Config" // readable o
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ActiveConnectionPropertyDefault6 = ActiveConnectionInterface + ".Default6" // readable b
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ActiveConnectionPropertyIp6Config = ActiveConnectionInterface + ".Ip6Config" // readable o
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ActiveConnectionPropertyDhcp6Config = ActiveConnectionInterface + ".Dhcp6Config" // readable o
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ActiveConnectionPropertyVpn = ActiveConnectionInterface + ".Vpn" // readable b
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ActiveConnectionPropertyMaster = ActiveConnectionInterface + ".Master" // readable o
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/* Signals */
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ActiveConnectionSignalStateChanged = "StateChanged" // u state, u reason
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)
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type ActiveConnection interface {
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GetPath() dbus.ObjectPath
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// GetPropertyConnection gets connection object of the connection.
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GetPropertyConnection() (Connection, error)
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// GetPropertySpecificObject gets a specific object associated with the active connection.
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GetPropertySpecificObject() (AccessPoint, error)
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// GetPropertyID gets the ID of the connection.
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GetPropertyID() (string, error)
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// GetPropertyUUID gets the UUID of the connection.
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GetPropertyUUID() (string, error)
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// GetPropertyType gets the type of the connection.
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GetPropertyType() (string, error)
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// GetPropertyDevices gets array of device objects which are part of this active connection.
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GetPropertyDevices() ([]Device, error)
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// GetPropertyState gets the state of the connection.
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GetPropertyState() (NmActiveConnectionState, error)
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// GetPropertyStateFlags gets the state flags of the connection.
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GetPropertyStateFlags() (uint32, error)
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// GetPropertyDefault gets the default IPv4 flag of the connection.
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GetPropertyDefault() (bool, error)
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// GetPropertyIP4Config gets the IP4Config of the connection.
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GetPropertyIP4Config() (IP4Config, error)
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// GetPropertyDHCP4Config gets the DHCP6Config of the connection.
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GetPropertyDHCP4Config() (DHCP4Config, error)
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// GetPropertyDefault6 gets the default IPv6 flag of the connection.
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GetPropertyDefault6() (bool, error)
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// GetPropertyIP6Config gets the IP6Config of the connection.
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GetPropertyIP6Config() (IP6Config, error)
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// GetPropertyDHCP6Config gets the DHCP4Config of the connection.
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GetPropertyDHCP6Config() (DHCP6Config, error)
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// GetPropertyVPN gets the VPN flag of the connection.
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GetPropertyVPN() (bool, error)
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// GetPropertyMaster gets the master device of the connection.
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GetPropertyMaster() (Device, error)
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SubscribeState(receiver chan StateChange, exit chan struct{}) (err error)
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}
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func NewActiveConnection(objectPath dbus.ObjectPath) (ActiveConnection, error) {
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var a activeConnection
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return &a, a.init(NetworkManagerInterface, objectPath)
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}
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type activeConnection struct {
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dbusBase
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}
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func (a *activeConnection) GetPath() dbus.ObjectPath {
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return a.obj.Path()
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}
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func (a *activeConnection) GetPropertyConnection() (Connection, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyConnection)
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if err != nil {
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return nil, err
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}
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con, err := NewConnection(path)
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if err != nil {
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return nil, err
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}
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return con, nil
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}
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func (a *activeConnection) GetPropertySpecificObject() (AccessPoint, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertySpecificObject)
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if err != nil {
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return nil, err
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}
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ap, err := NewAccessPoint(path)
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if err != nil {
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return nil, err
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}
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return ap, nil
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}
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func (a *activeConnection) GetPropertyID() (string, error) {
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return a.getStringProperty(ActiveConnectionPropertyId)
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}
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func (a *activeConnection) GetPropertyUUID() (string, error) {
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return a.getStringProperty(ActiveConnectionPropertyUuid)
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}
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func (a *activeConnection) GetPropertyType() (string, error) {
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return a.getStringProperty(ActiveConnectionPropertyType)
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}
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func (a *activeConnection) GetPropertyDevices() ([]Device, error) {
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paths, err := a.getSliceObjectProperty(ActiveConnectionPropertyDevices)
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if err != nil {
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return nil, err
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}
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devices := make([]Device, len(paths))
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for i, path := range paths {
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devices[i], err = DeviceFactory(path)
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if err != nil {
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return nil, err
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}
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}
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return devices, nil
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}
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func (a *activeConnection) GetPropertyState() (NmActiveConnectionState, error) {
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v, err := a.getUint32Property(ActiveConnectionPropertyState)
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return NmActiveConnectionState(v), err
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}
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func (a *activeConnection) GetPropertyStateFlags() (uint32, error) {
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return a.getUint32Property(ActiveConnectionPropertyStateFlags)
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}
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func (a *activeConnection) GetPropertyDefault() (bool, error) {
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b, err := a.getProperty(ActiveConnectionPropertyDefault)
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if err != nil {
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return false, err
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}
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return b.(bool), nil
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}
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func (a *activeConnection) GetPropertyIP4Config() (IP4Config, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyIp4Config)
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if err != nil || path == "/" {
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return nil, err
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}
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return NewIP4Config(path)
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}
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func (a *activeConnection) GetPropertyDHCP4Config() (DHCP4Config, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyDhcp4Config)
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if err != nil || path == "/" {
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return nil, err
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}
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return NewDHCP4Config(path)
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}
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func (a *activeConnection) GetPropertyDefault6() (bool, error) {
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return a.getBoolProperty(ActiveConnectionPropertyDefault6)
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}
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func (a *activeConnection) GetPropertyIP6Config() (IP6Config, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyIp6Config)
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if err != nil || path == "/" {
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return nil, err
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}
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return NewIP6Config(path)
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}
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func (a *activeConnection) GetPropertyDHCP6Config() (DHCP6Config, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyDhcp6Config)
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if err != nil || path == "/" {
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return nil, err
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}
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return NewDHCP6Config(path)
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}
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func (a *activeConnection) GetPropertyVPN() (bool, error) {
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ret, err := a.getProperty(ActiveConnectionPropertyVpn)
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if err != nil {
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return false, err
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}
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return ret.(bool), nil
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}
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func (a *activeConnection) GetPropertyMaster() (Device, error) {
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path, err := a.getObjectProperty(ActiveConnectionPropertyMaster)
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if err != nil || path == "/" {
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return nil, err
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}
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return DeviceFactory(path)
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}
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type StateChange struct {
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Path dbus.ObjectPath
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State NmActiveConnectionState
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Reason NmActiveConnectionStateReason
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}
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func (a *activeConnection) SubscribeState(receiver chan StateChange, exit chan struct{}) (err error) {
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channel := make(chan *dbus.Signal, 1)
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a.conn.Signal(channel)
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err = a.conn.AddMatchSignal(
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dbus.WithMatchInterface(ActiveConnectionInterface),
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dbus.WithMatchMember(ActiveConnectionSignalStateChanged),
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dbus.WithMatchObjectPath(a.GetPath()),
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)
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if err != nil {
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return err
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}
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go func() {
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for {
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select {
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case signal, ok := <-channel:
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if !ok {
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err = fmt.Errorf("connection closed for %s", ActiveConnectionSignalStateChanged)
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return
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}
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if signal.Name != ActiveConnectionInterface+"."+ActiveConnectionSignalStateChanged {
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continue
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}
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stateChange := StateChange{
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Path: signal.Path,
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State: NmActiveConnectionState(signal.Body[0].(uint32)),
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Reason: NmActiveConnectionStateReason(signal.Body[1].(uint32)),
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}
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receiver <- stateChange
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case <-exit:
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a.conn.RemoveSignal(channel)
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close(channel)
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return
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}
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}
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}()
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return
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}
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