Golang SystemBusPrivate Examples

Example #1

File: dbus.go Project: 98pm/docker

func (c *Conn) initConnection() error {
	var err error
	c.conn, err = dbus.SystemBusPrivate()
	if err != nil {
		return err
	}

	// Only use EXTERNAL method, and hardcode the uid (not username)
	// to avoid a username lookup (which requires a dynamically linked
	// libc)
	methods := []dbus.Auth{dbus.AuthExternal(strconv.Itoa(os.Getuid()))}

	err = c.conn.Auth(methods)
	if err != nil {
		c.conn.Close()
		return err
	}

	err = c.conn.Hello()
	if err != nil {
		c.conn.Close()
		return err
	}

	c.object = c.conn.Object("org.freedesktop.login1", dbus.ObjectPath(dbusPath))

	return nil
}

Example #2

File: dbus.go Project: 98pm/docker

func (c *Conn) initConnection() error {
	var err error
	c.sysconn, err = dbus.SystemBusPrivate()
	if err != nil {
		return err
	}

	// Only use EXTERNAL method, and hardcode the uid (not username)
	// to avoid a username lookup (which requires a dynamically linked
	// libc)
	methods := []dbus.Auth{dbus.AuthExternal(strconv.Itoa(os.Getuid()))}

	err = c.sysconn.Auth(methods)
	if err != nil {
		c.sysconn.Close()
		return err
	}

	err = c.sysconn.Hello()
	if err != nil {
		c.sysconn.Close()
		return err
	}

	c.sysobj = c.sysconn.Object("org.freedesktop.systemd1", dbus.ObjectPath("/org/freedesktop/systemd1"))

	// Setup the listeners on jobs so that we can get completions
	c.sysconn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0,
		"type='signal', interface='org.freedesktop.systemd1.Manager', member='JobRemoved'")
	c.initSubscription()
	c.initDispatch()

	return nil
}

Example #3

File: account_service.go Project: pombredanne/geard

func NewAccountService() (*AccountService, error) {
	a := &AccountService{}

	var err error
	a.dconn, err = dbus.SystemBusPrivate()
	if err != nil {
		return nil, err
	}

	err = a.dconn.Auth(nil)
	if err != nil {
		a.dconn.Close()
		return nil, err
	}

	err = a.dconn.Hello()
	if err != nil {
		a.dconn.Close()
		return nil, err
	}

	a.service = a.dconn.Object("org.freedesktop.Accounts", "/org/freedesktop/Accounts")
	a.propMethodMap = map[string]string{
		"RealName":      "SetRealName",
		"Email":         "SetEmail",
		"HomeDirectory": "SetHomeDirectory",
		"Shell":         "SetShell",
		"Locked":        "SetLocked",
		"AccountType":   "SetAccountType",
	}

	return a, nil
}

Example #4

File: dbus.go Project: jcantrill/geard

func (c *Conn) initConnection() error {
	var err error
	c.sysconn, err = dbus.SystemBusPrivate()
	if err != nil {
		return err
	}

	err = c.sysconn.Auth(nil)
	if err != nil {
		c.sysconn.Close()
		return err
	}

	err = c.sysconn.Hello()
	if err != nil {
		c.sysconn.Close()
		return err
	}

	c.sysobj = c.sysconn.Object("org.freedesktop.systemd1", dbus.ObjectPath("/org/freedesktop/systemd1"))

	// Setup the listeners on jobs so that we can get completions
	c.sysconn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0,
		"type='signal', interface='org.freedesktop.systemd1.Manager', member='JobRemoved'")
	c.initSubscription()
	c.initDispatch()

	return nil
}

Example #5

File: logind_linux.go Project: Jean-Daniel/node_exporter

func newDbus() (*logindDbus, error) {
	conn, err := dbus.SystemBusPrivate()
	if err != nil {
		return nil, err
	}

	methods := []dbus.Auth{dbus.AuthExternal(strconv.Itoa(os.Getuid()))}

	err = conn.Auth(methods)
	if err != nil {
		conn.Close()
		return nil, err
	}

	err = conn.Hello()
	if err != nil {
		conn.Close()
		return nil, err
	}

	object := conn.Object(dbusObject, dbus.ObjectPath(dbusPath))

	return &logindDbus{
		conn:   conn,
		object: object,
	}, nil
}

Example #6

File: misc.go Project: lsc/mgmt

// making using the private bus usable, should be upstream:
// TODO: https://github.com/godbus/dbus/issues/15
func SystemBusPrivateUsable() (conn *dbus.Conn, err error) {
	conn, err = dbus.SystemBusPrivate()
	if err != nil {
		return nil, err
	}
	if err = conn.Auth(nil); err != nil {
		conn.Close()
		conn = nil
		return
	}
	if err = conn.Hello(); err != nil {
		conn.Close()
		conn = nil
	}
	return conn, nil // success
}

Example #7

File: dbus-upstart.go Project: yetu/upstart-netlink

func NewController() (controller *Controller, fail error) {

	con, err := dbus.SystemBusPrivate()
	if err != nil {
		fail = err
		return
	}
	err = con.Auth(nil)
	if err != nil {
		log.Panicf("Can't authenticate to Dbus: %v", err)
		fail = err
		return
	}
	obj := con.Object("com.ubuntu.Upstart", "/com/ubuntu/Upstart")

	controller = &Controller{conn: con, upstartObject: obj}
	return
}

Example #8

File: client.go Project: philips/locksmith

func New() (c *Client, err error) {
	c = new(Client)

	c.conn, err = dbus.SystemBusPrivate()
	if err != nil {
		c.conn.Close()
		return nil, err
	}

	methods := []dbus.Auth{dbus.AuthExternal(strconv.Itoa(os.Getuid()))}
	err = c.conn.Auth(methods)
	if err != nil {
		c.conn.Close()
		return nil, err
	}

	err = c.conn.Hello()
	if err != nil {
		c.conn.Close()
		return nil, err
	}

	c.object = c.conn.Object(dbusInterface, dbus.ObjectPath(dbusPath))

	// Setup the filter for the StatusUpdate signals
	match := fmt.Sprintf("type='signal',interface='%s',member='%s'", dbusInterface, dbusMember)

	call := c.conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, match)
	if call.Err != nil {
		return nil, err
	}

	c.ch = make(chan *dbus.Signal, signalBuffer)
	c.conn.Signal(c.ch)

	return c, nil
}