38 lines
845 B
Go
38 lines
845 B
Go
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package p2p
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import (
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"context"
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"time"
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"github.com/libp2p/go-libp2p-core/host"
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"github.com/libp2p/go-libp2p-core/network"
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"github.com/libp2p/go-libp2p-core/peer"
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dht "github.com/libp2p/go-libp2p-kad-dht"
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)
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// Discover starts up a DHT based discovery system finding and adding nodes with the same rendezvous string.
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func Discover(ctx context.Context, h host.Host, dht *dht.IpfsDHT, peerTable map[string]peer.ID) {
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ticker := time.NewTicker(time.Second * 5)
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defer ticker.Stop()
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for {
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select {
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case <-ctx.Done():
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return
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case <-ticker.C:
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for _, id := range peerTable {
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if h.Network().Connectedness(id) != network.Connected {
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addrs, err := dht.FindPeer(ctx, id)
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if err != nil {
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continue
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}
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_, err = h.Network().DialPeer(ctx, addrs.ID)
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if err != nil {
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continue
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}
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}
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}
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}
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}
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}
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