1bf713cb0a
License: MIT Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>
99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
package lp2p
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import (
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"context"
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"fmt"
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nilrouting "github.com/ipfs/go-ipfs-routing/none"
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"github.com/libp2p/go-libp2p"
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"github.com/libp2p/go-libp2p-core/host"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/libp2p/go-libp2p-core/peerstore"
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dht "github.com/libp2p/go-libp2p-kad-dht"
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dhtopts "github.com/libp2p/go-libp2p-kad-dht/opts"
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record "github.com/libp2p/go-libp2p-record"
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routedhost "github.com/libp2p/go-libp2p/p2p/host/routed"
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mocknet "github.com/libp2p/go-libp2p/p2p/net/mock"
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"go.uber.org/fx"
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"github.com/filecoin-project/lotus/node/modules/dtypes"
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"github.com/filecoin-project/lotus/node/modules/helpers"
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)
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type P2PHostIn struct {
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fx.In
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ID peer.ID
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Peerstore peerstore.Peerstore
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Opts [][]libp2p.Option `group:"libp2p"`
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}
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// ////////////////////////
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type RawHost host.Host
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func Host(mctx helpers.MetricsCtx, lc fx.Lifecycle, params P2PHostIn) (RawHost, error) {
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ctx := helpers.LifecycleCtx(mctx, lc)
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pkey := params.Peerstore.PrivKey(params.ID)
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if pkey == nil {
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return nil, fmt.Errorf("missing private key for node ID: %s", params.ID.Pretty())
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}
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opts := []libp2p.Option{libp2p.Identity(pkey), libp2p.Peerstore(params.Peerstore), libp2p.NoListenAddrs}
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for _, o := range params.Opts {
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opts = append(opts, o...)
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}
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h, err := libp2p.New(ctx, opts...)
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if err != nil {
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return nil, err
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}
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lc.Append(fx.Hook{
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OnStop: func(ctx context.Context) error {
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return h.Close()
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},
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})
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return h, nil
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}
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func MockHost(mn mocknet.Mocknet, id peer.ID, ps peerstore.Peerstore) (RawHost, error) {
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return mn.AddPeerWithPeerstore(id, ps)
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}
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func DHTRouting(client bool) interface{} {
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return func(mctx helpers.MetricsCtx, lc fx.Lifecycle, host RawHost, dstore dtypes.MetadataDS, validator record.Validator) (BaseIpfsRouting, error) {
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ctx := helpers.LifecycleCtx(mctx, lc)
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d, err := dht.New(
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ctx, host,
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dhtopts.Client(client),
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dhtopts.Datastore(dstore),
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dhtopts.Validator(validator),
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)
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if err != nil {
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return nil, err
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}
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lc.Append(fx.Hook{
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OnStop: func(ctx context.Context) error {
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return d.Close()
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},
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})
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return d, nil
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}
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}
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func NilRouting(mctx helpers.MetricsCtx) (BaseIpfsRouting, error) {
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return nilrouting.ConstructNilRouting(mctx, nil, nil, nil)
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}
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func RoutedHost(rh RawHost, r BaseIpfsRouting) host.Host {
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return routedhost.Wrap(rh, r)
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}
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