package dialer_test import ( "context" "net" "github.com/apex/log" "github.com/ooni/probe-cli/v3/internal/engine/netx/dialer" "github.com/ooni/probe-cli/v3/internal/engine/netx/trace" ) func Example() { saver := &trace.Saver{} dlr := dialer.New(&dialer.Config{ DialSaver: saver, Logger: log.Log, ReadWriteSaver: saver, }, &net.Resolver{}) ctx := context.Background() conn, err := dlr.DialContext(ctx, "tcp", "8.8.8.8:53") if err != nil { log.WithError(err).Fatal("DialContext failed") } // ... use the connection ... conn.Close() }