netlink/socket_test.go

61 lines
1.4 KiB
Go

// +build linux
package netlink
import (
"log"
"net"
"os"
"os/user"
"strconv"
"testing"
)
func TestSocketGet(t *testing.T) {
if os.Getenv("TRAVIS_BUILD_DIR") != "" {
t.Skipf("Goroutines + network namespaces == inconsistent results")
}
addr, err := net.ResolveTCPAddr("tcp", "localhost:0")
if err != nil {
log.Fatal(err)
}
l, err := net.ListenTCP("tcp", addr)
if err != nil {
log.Fatal(err)
}
defer l.Close()
conn, err := net.Dial(l.Addr().Network(), l.Addr().String())
if err != nil {
t.Fatal(err)
}
defer conn.Close()
localAddr := conn.LocalAddr().(*net.TCPAddr)
remoteAddr := conn.RemoteAddr().(*net.TCPAddr)
socket, err := SocketGet(localAddr, remoteAddr)
if err != nil {
t.Fatal(err)
}
if got, want := socket.ID.Source, localAddr.IP; !got.Equal(want) {
t.Fatalf("local ip = %v, want %v", got, want)
}
if got, want := socket.ID.Destination, remoteAddr.IP; !got.Equal(want) {
t.Fatalf("remote ip = %v, want %v", got, want)
}
if got, want := int(socket.ID.SourcePort), localAddr.Port; got != want {
t.Fatalf("local port = %d, want %d", got, want)
}
if got, want := int(socket.ID.DestinationPort), remoteAddr.Port; got != want {
t.Fatalf("remote port = %d, want %d", got, want)
}
u, err := user.Current()
if err != nil {
t.Fatal(err)
}
if got, want := strconv.Itoa(int(socket.UID)), u.Uid; got != want {
t.Fatalf("UID = %s, want %s", got, want)
}
}