Go 无法导出两个dbus对象
使用库并根据它们的服务器,我试图导出具有不同接口的两个不同对象。一个对象路径是Go 无法导出两个dbus对象,go,dbus,Go,Dbus,使用库并根据它们的服务器,我试图导出具有不同接口的两个不同对象。一个对象路径是/a/b/c,另一个是/a/b/c/d。如果我出口其中一个,一切正常。即使没有重叠,一切正常(/a/b/c&/w/x/y/z)。但是导出/a/b/c&/a/b/c/d只会导致DBU上有一个。这是我的密码: package main import ( "fmt" "os" "github.com/godbus/dbus/v5"
/a/b/c
,另一个是/a/b/c/d
。如果我出口其中一个,一切正常。即使没有重叠,一切正常(/a/b/c
&/w/x/y/z
)。但是导出/a/b/c
&/a/b/c/d
只会导致DBU上有一个。这是我的密码:
package main
import (
"fmt"
"os"
"github.com/godbus/dbus/v5"
"github.com/godbus/dbus/v5/introspect"
)
const introP = `
<node>
<interface name="a.b.c.Ping">
<method name="Ping">
<arg direction="out" type="s"/>
</method>
</interface>` + introspect.IntrospectDataString + `</node> `
type ping string
func (p ping) Ping() (string, *dbus.Error) {
fmt.Println(p)
return string(p), nil
}
const introZ = `
<node>
<interface name="a.b.c.d.Zing">
<method name="Zing">
<arg direction="out" type="s"/>
</method>
</interface>` + introspect.IntrospectDataString + `</node> `
type zing string
func (z zing) Zing() (string, *dbus.Error) {
fmt.Println(z)
return string(z), nil
}
func main() {
conn, err := dbus.ConnectSessionBus()
if err != nil {
panic(err)
}
defer conn.Close()
reply, err := conn.RequestName("a.b.c",
dbus.NameFlagDoNotQueue)
if err != nil {
panic(err)
}
if reply != dbus.RequestNameReplyPrimaryOwner {
fmt.Fprintln(os.Stderr, "name already taken")
os.Exit(1)
}
p := ping("Pong")
conn.Export(p, "/a/b/c", "a.b.c.Ping")
conn.Export(introspect.Introspectable(introP), "/a/b/c",
"org.freedesktop.DBus.Introspectable")
z := zing("Zong")
conn.Export(z, "/a/b/c/d", "a.b.c.d.Zing")
conn.Export(introspect.Introspectable(introZ), "/a/b/c/d",
"org.freedesktop.DBus.Introspectable")
fmt.Println("Listening on dbus...")
select {}
}
主程序包
进口(
“fmt”
“操作系统”
“github.com/godbus/dbus/v5”
“github.com/godbus/dbus/v5/introspect”
)
常量插入=`
`+introspect.IntrospectDataString+``
键入ping字符串
func(p ping)ping()(字符串,*dbus.Error){
fmt.Println(p)
返回字符串(p),nil
}
常数introZ=`
`+introspect.IntrospectDataString+``
键入字符串
func(z zing)zing()(字符串,*dbus.Error){
fmt.Println(z)
返回字符串(z),零
}
func main(){
conn,err:=dbus.ConnectSessionBus()
如果错误!=零{
恐慌(错误)
}
延迟连接关闭()
回复,错误:=conn.RequestName(“a.b.c”,
dbus.namefagdonotqueue)
如果错误!=零{
恐慌(错误)
}
如果回答!=dbus.RequestNameReplyPrimaryOwner{
fmt.Fprintln(os.Stderr,“已取名称”)
操作系统退出(1)
}
p:=乒乓球
控制出口(p,“/a/b/c”,“a.b.c.Ping”)
连接导出(内省可内省),“/a/b/c”,
“org.freedesktop.DBus.Introspectable”)
z:=zing(“宗”)
连接出口(z,“/a/b/c/d”,“a.b.c.d.z”)
conn.Export(内省可内省)(内省),“/a/b/c/d”,
“org.freedesktop.DBus.Introspectable”)
fmt.Println(“监听DBU…”)
选择{}
}
package main
import (
"fmt"
"os"
"github.com/godbus/dbus/v5"
"github.com/godbus/dbus/v5/introspect"
)
type ping string
func (p ping) Ping() (string, *dbus.Error) {
fmt.Println(p)
return string(p), nil
}
type zing string
func (z zing) Zing() (string, *dbus.Error) {
fmt.Println(z)
return string(z), nil
}
func main() {
conn, err := dbus.SessionBus()
if err != nil {
panic(err)
}
replyP, errP := conn.RequestName("a.b.c.d.Ping",
dbus.NameFlagDoNotQueue)
if errP != nil {
panic(errP)
}
if replyP != dbus.RequestNameReplyPrimaryOwner {
fmt.Fprintln(os.Stderr, "name already taken")
os.Exit(1)
}
p := ping("Pong")
var introP = &introspect.Node{
Name: "/a/b/c/d/Ping",
Interfaces: []introspect.Interface{
introspect.IntrospectData,
{
Name: "a.b.c.d.Ping",
Methods: introspect.Methods(p),
},
},
}
conn.Export(p, "/a/b/c/d/Ping", "a.b.c.d.Ping")
z := zing("Zong")
var introZ = &introspect.Node{
Name: "/a/b/c/Zing",
Interfaces: []introspect.Interface{
introspect.IntrospectData,
{
Name: "a.b.c.Zing",
Methods: introspect.Methods(z),
},
},
}
conn.Export(z, "/a/b/c/Zing", "a.b.c.Zing")
conn.Export(introspect.NewIntrospectable(&introspect.Node{
Name: "/",
Children: []introspect.Node{
{
Name: "a",
},
},
}), "/", "org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(&introspect.Node{
Name: "/a",
Children: []introspect.Node{
{
Name: "b",
},
},
}), "/com", "org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(&introspect.Node{
Name: "/a/b",
Children: []introspect.Node{
{
Name: "c",
},
},
}), "/a/b", "org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(&introspect.Node{
Name: "/a/b/c",
Children: []introspect.Node{
{
Name: "d",
},
{
Name: "Zing",
},
},
}), "/a/b/c", "org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(&introspect.Node{
Name: "/a/b/c/d",
Children: []introspect.Node{
{
Name: "Ping",
},
},
}), "/a/b/c/d", "org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(introP), "/a/b/c/d/Ping",
"org.freedesktop.DBus.Introspectable")
conn.Export(introspect.NewIntrospectable(introZ), "/a/b/c/Zing",
"org.freedesktop.DBus.Introspectable")
fmt.Printf("Listening on %s / %s ...\n", "a.b.c...", "/a/b/c...")
select {}
}