61 lines
1.4 KiB
Go
61 lines
1.4 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"log"
|
|
"net"
|
|
"time"
|
|
|
|
vnc "github.com/kward/go-vnc"
|
|
"github.com/kward/go-vnc/logging"
|
|
"github.com/kward/go-vnc/messages"
|
|
"github.com/kward/go-vnc/rfbflags"
|
|
)
|
|
|
|
func main() {
|
|
logging.V(logging.FnDeclLevel)
|
|
// Establish TCP connection to VNC server.
|
|
nc, err := net.Dial("tcp", "127.0.0.1:5923")
|
|
if err != nil {
|
|
log.Fatalf("Error connecting to VNC host. %v", err)
|
|
}
|
|
|
|
// Negotiate connection with the server.
|
|
ch := make(chan vnc.ServerMessage)
|
|
vc, err := vnc.Connect(context.Background(), nc,
|
|
&vnc.ClientConfig{
|
|
Auth: []vnc.ClientAuth{&vnc.ClientAuthNone{}},
|
|
ServerMessageCh: ch,
|
|
})
|
|
|
|
if err != nil {
|
|
log.Fatalf("Error negotiating connection to VNC host. %v", err)
|
|
}
|
|
|
|
// Periodically request framebuffer updates.
|
|
go func() {
|
|
w, h := vc.FramebufferWidth(), vc.FramebufferHeight()
|
|
for {
|
|
if err := vc.FramebufferUpdateRequest(rfbflags.RFBTrue, 0, 0, w, h); err != nil {
|
|
log.Printf("error requesting framebuffer update: %v", err)
|
|
return
|
|
}
|
|
time.Sleep(1 * time.Second)
|
|
}
|
|
}()
|
|
|
|
// Listen and handle server messages.
|
|
go vc.ListenAndHandle()
|
|
|
|
// Process messages coming in on the ServerMessage channel.
|
|
for {
|
|
msg := <-ch
|
|
switch msg.Type() {
|
|
case messages.FramebufferUpdate:
|
|
log.Println("Received FramebufferUpdate message.")
|
|
default:
|
|
log.Printf("Received message type:%v msg:%v\n", msg.Type(), msg)
|
|
}
|
|
}
|
|
}
|