func GenSwarmNetwork(t *testing.T, ctx context.Context) *swarm.Network {
p := tu.RandPeerNetParamsOrFatal(t)
ps := peer.NewPeerstore()
ps.AddPubKey(p.ID, p.PubKey)
ps.AddPrivKey(p.ID, p.PrivKey)
n, err := swarm.NewNetwork(ctx, []ma.Multiaddr{p.Addr}, p.ID, ps, metrics.NewBandwidthCounter())
if err != nil {
t.Fatal(err)
}
ps.AddAddrs(p.ID, n.ListenAddresses(), peer.PermanentAddrTTL)
return n
}
// isolates the complex initialization steps
func constructPeerHost(ctx context.Context, id peer.ID, ps peer.Peerstore, bwr metrics.Reporter, fs []*net.IPNet) (p2phost.Host, error) {
// no addresses to begin with. we'll start later.
network, err := swarm.NewNetwork(ctx, nil, id, ps, bwr)
if err != nil {
return nil, err
}
for _, f := range fs {
network.Swarm().Filters.AddDialFilter(f)
}
host := p2pbhost.New(network, p2pbhost.NATPortMap, bwr)
return host, nil
}