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// Copyright (C) MongoDB, Inc. 2017-present.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
package main
import (
"log"
"github.com/kr/pretty"
"go.mongodb.org/mongo-driver/x/mongo/driver/topology"
)
func main() {
topo, err := topology.New()
if err != nil {
log.Fatalf("could not create topology: %v", err)
}
err = topo.Connect()
if err != nil {
log.Fatalf("could not create topology: %v", err)
}
sub, err := topo.Subscribe()
if err != nil {
log.Fatalf("could not subscribe to topology: %v", err)
}
for desc := range sub.Updates {
log.Printf("%# v", pretty.Formatter(desc))
}
}
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