110 lines
2.9 KiB
Go
110 lines
2.9 KiB
Go
package modules
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import (
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"context"
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"path/filepath"
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"github.com/ipfs/go-bitswap"
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"github.com/ipfs/go-bitswap/network"
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"github.com/ipfs/go-blockservice"
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"github.com/ipfs/go-datastore"
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"github.com/ipfs/go-datastore/namespace"
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"github.com/ipfs/go-filestore"
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blockstore "github.com/ipfs/go-ipfs-blockstore"
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exchange "github.com/ipfs/go-ipfs-exchange-interface"
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offline "github.com/ipfs/go-ipfs-exchange-offline"
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ipld "github.com/ipfs/go-ipld-format"
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logging "github.com/ipfs/go-log"
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"github.com/ipfs/go-merkledag"
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"github.com/libp2p/go-libp2p-core/host"
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"github.com/libp2p/go-libp2p-core/peerstore"
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"github.com/libp2p/go-libp2p-core/routing"
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record "github.com/libp2p/go-libp2p-record"
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"go.uber.org/fx"
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"github.com/filecoin-project/go-lotus/chain"
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"github.com/filecoin-project/go-lotus/node/modules/helpers"
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"github.com/filecoin-project/go-lotus/node/repo"
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)
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var log = logging.Logger("modules")
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type Genesis *chain.BlockHeader
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// RecordValidator provides namesys compatible routing record validator
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func RecordValidator(ps peerstore.Peerstore) record.Validator {
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return record.NamespacedValidator{
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"pk": record.PublicKeyValidator{},
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}
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}
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func Bitswap(mctx helpers.MetricsCtx, lc fx.Lifecycle, host host.Host, rt routing.Routing, bs blockstore.GCBlockstore) exchange.Interface {
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bitswapNetwork := network.NewFromIpfsHost(host, rt)
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exch := bitswap.New(helpers.LifecycleCtx(mctx, lc), bitswapNetwork, bs)
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lc.Append(fx.Hook{
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OnStop: func(ctx context.Context) error {
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return exch.Close()
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},
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})
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return exch
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}
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func SetGenesis(cs *chain.ChainStore, g Genesis) error {
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return cs.SetGenesis(g)
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}
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func LockedRepo(lr repo.LockedRepo) func(lc fx.Lifecycle) repo.LockedRepo {
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return func(lc fx.Lifecycle) repo.LockedRepo {
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lc.Append(fx.Hook{
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OnStop: func(_ context.Context) error {
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return lr.Close()
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},
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})
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return lr
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}
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}
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func Datastore(r repo.LockedRepo) (datastore.Batching, error) {
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return r.Datastore("/metadata")
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}
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func Blockstore(r repo.LockedRepo) (blockstore.Blockstore, error) {
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blocks, err := r.Datastore("/blocks")
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if err != nil {
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return nil, err
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}
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bs := blockstore.NewBlockstore(blocks)
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return blockstore.NewIdStore(bs), nil
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}
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func ClientFstore(r repo.LockedRepo) (*filestore.Filestore, error) {
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clientds, err := r.Datastore("/client")
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if err != nil {
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return nil, err
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}
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blocks := namespace.Wrap(clientds, datastore.NewKey("blocks"))
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fm := filestore.NewFileManager(clientds, filepath.Dir(r.Path()))
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fm.AllowFiles = true
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// TODO: fm.AllowUrls (needs more code in client import)
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bs := blockstore.NewBlockstore(blocks)
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return filestore.NewFilestore(bs, fm), nil
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}
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func ClientDAG(lc fx.Lifecycle, fstore *filestore.Filestore) ipld.DAGService {
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ibs := blockstore.NewIdStore(fstore)
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bsvc := blockservice.New(ibs, offline.Exchange(ibs))
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dag := merkledag.NewDAGService(bsvc)
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lc.Append(fx.Hook{
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OnStop: func(_ context.Context) error {
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return bsvc.Close()
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},
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})
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return dag
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}
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