vendor: Add github.com/godbus/dbus

Signed-off-by: Michal Rostecki <mrostecki@suse.com>

vendor/github.com/godbus/dbus/conn_other.go

@@ -0,0 +1,42 @@
+// +build !darwin
+
+package dbus
+
+import (
+	"bytes"
+	"errors"
+	"fmt"
+	"os"
+	"os/exec"
+)
+
+const defaultSystemBusAddress = "unix:path=/var/run/dbus/system_bus_socket"
+
+func getSessionBusPlatformAddress() (string, error) {
+	cmd := exec.Command("dbus-launch")
+	b, err := cmd.CombinedOutput()
+
+	if err != nil {
+		return "", err
+	}
+
+	i := bytes.IndexByte(b, '=')
+	j := bytes.IndexByte(b, '\n')
+
+	if i == -1 || j == -1 {
+		return "", errors.New("dbus: couldn't determine address of session bus")
+	}
+
+	env, addr := string(b[0:i]), string(b[i+1:j])
+	os.Setenv(env, addr)
+
+	return addr, nil
+}
+
+func getSystemBusPlatformAddress() string {
+	address := os.Getenv("DBUS_SYSTEM_BUS_ADDRESS")
+	if address != "" {
+		return fmt.Sprintf("unix:path=%s", address)
+	}
+	return defaultSystemBusAddress
+}