mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-11-14 04:05:17 +00:00
85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
package dht
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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/peer"
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"github.com/multiformats/go-multiaddr"
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)
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// DefaultBootstrapPeers is a set of public DHT bootstrap peers provided by libp2p.
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var DefaultBootstrapPeers []multiaddr.Multiaddr
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// Minimum number of peers in the routing table. If we drop below this and we
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// see a new peer, we trigger a bootstrap round.
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var minRTRefreshThreshold = 10
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const (
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periodicBootstrapInterval = 2 * time.Minute
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maxNBoostrappers = 2
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)
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func init() {
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for _, s := range []string{
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"/dnsaddr/bootstrap.libp2p.io/p2p/QmNnooDu7bfjPFoTZYxMNLWUQJyrVwtbZg5gBMjTezGAJN",
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"/dnsaddr/bootstrap.libp2p.io/p2p/QmQCU2EcMqAqQPR2i9bChDtGNJchTbq5TbXJJ16u19uLTa",
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"/dnsaddr/bootstrap.libp2p.io/p2p/QmbLHAnMoJPWSCR5Zhtx6BHJX9KiKNN6tpvbUcqanj75Nb",
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"/dnsaddr/bootstrap.libp2p.io/p2p/QmcZf59bWwK5XFi76CZX8cbJ4BhTzzA3gU1ZjYZcYW3dwt",
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"/ip4/104.131.131.82/tcp/4001/p2p/QmaCpDMGvV2BGHeYERUEnRQAwe3N8SzbUtfsmvsqQLuvuJ", // mars.i.ipfs.io
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} {
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ma, err := multiaddr.NewMultiaddr(s)
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if err != nil {
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panic(err)
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}
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DefaultBootstrapPeers = append(DefaultBootstrapPeers, ma)
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}
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}
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// GetDefaultBootstrapPeerAddrInfos returns the peer.AddrInfos for the default
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// bootstrap peers so we can use these for initializing the DHT by passing these to the
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// BootstrapPeers(...) option.
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func GetDefaultBootstrapPeerAddrInfos() []peer.AddrInfo {
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ds := make([]peer.AddrInfo, 0, len(DefaultBootstrapPeers))
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for i := range DefaultBootstrapPeers {
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info, err := peer.AddrInfoFromP2pAddr(DefaultBootstrapPeers[i])
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if err != nil {
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logger.Errorw("failed to convert bootstrapper address to peer addr info", "address",
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DefaultBootstrapPeers[i].String(), err, "err")
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continue
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}
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ds = append(ds, *info)
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}
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return ds
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}
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// Bootstrap tells the DHT to get into a bootstrapped state satisfying the
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// IpfsRouter interface.
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func (dht *IpfsDHT) Bootstrap(ctx context.Context) (err error) {
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_, end := tracer.Bootstrap(dhtName, ctx)
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defer func() { end(err) }()
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dht.fixRTIfNeeded()
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dht.rtRefreshManager.RefreshNoWait()
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return nil
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}
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// RefreshRoutingTable tells the DHT to refresh it's routing tables.
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//
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// The returned channel will block until the refresh finishes, then yield the
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// error and close. The channel is buffered and safe to ignore.
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func (dht *IpfsDHT) RefreshRoutingTable() <-chan error {
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return dht.rtRefreshManager.Refresh(false)
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}
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// ForceRefresh acts like RefreshRoutingTable but forces the DHT to refresh all
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// buckets in the Routing Table irrespective of when they were last refreshed.
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//
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// The returned channel will block until the refresh finishes, then yield the
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// error and close. The channel is buffered and safe to ignore.
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func (dht *IpfsDHT) ForceRefresh() <-chan error {
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return dht.rtRefreshManager.Refresh(true)
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}
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