d4d5ce3021
opt-in with envvar for other nodes, as there are still some issues with markets related protocols
240 lines
7.4 KiB
Go
240 lines
7.4 KiB
Go
package lp2p
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import (
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"context"
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"errors"
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"fmt"
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"math/bits"
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"os"
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"path/filepath"
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"go.uber.org/fx"
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"github.com/libp2p/go-libp2p"
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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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"github.com/libp2p/go-libp2p-core/protocol"
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rcmgr "github.com/libp2p/go-libp2p-resource-manager"
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logging "github.com/ipfs/go-log/v2"
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"github.com/filecoin-project/lotus/metrics"
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"github.com/filecoin-project/lotus/node/repo"
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"go.opencensus.io/stats"
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"go.opencensus.io/tag"
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)
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func ResourceManager(connMgrHi uint) func(lc fx.Lifecycle, repo repo.LockedRepo) (network.ResourceManager, error) {
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return func(lc fx.Lifecycle, repo repo.LockedRepo) (network.ResourceManager, error) {
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isFullNode := repo.RepoType().Type() == "FullNode"
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envvar := os.Getenv("LOTUS_RCMGR")
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if (isFullNode && envvar == "0") || // only set NullResourceManager if envvar is explicitly "0"
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(!isFullNode && envvar != "1") { // set NullResourceManager *unless* envvar is explicitly "1"
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log.Info("libp2p resource manager is disabled")
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return network.NullResourceManager, nil
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}
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log.Info("libp2p resource manager is enabled")
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// enable debug logs for rcmgr
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logging.SetLogLevel("rcmgr", "debug")
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// Adjust default limits
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// - give it more memory, up to 4G, min of 1G
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// - if maxconns are too high, adjust Conn/FD/Stream limits
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defaultLimits := rcmgr.DefaultLimits.WithSystemMemory(.125, 1<<30, 4<<30)
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maxconns := int(connMgrHi)
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if 2*maxconns > defaultLimits.SystemBaseLimit.ConnsInbound {
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// adjust conns to 2x to allow for two conns per peer (TCP+QUIC)
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defaultLimits.SystemBaseLimit.ConnsInbound = logScale(2 * maxconns)
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defaultLimits.SystemBaseLimit.ConnsOutbound = logScale(2 * maxconns)
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defaultLimits.SystemBaseLimit.Conns = logScale(4 * maxconns)
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defaultLimits.SystemBaseLimit.StreamsInbound = logScale(16 * maxconns)
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defaultLimits.SystemBaseLimit.StreamsOutbound = logScale(64 * maxconns)
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defaultLimits.SystemBaseLimit.Streams = logScale(64 * maxconns)
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if 2*maxconns > defaultLimits.SystemBaseLimit.FD {
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defaultLimits.SystemBaseLimit.FD = logScale(2 * maxconns)
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}
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defaultLimits.ServiceBaseLimit.StreamsInbound = logScale(8 * maxconns)
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defaultLimits.ServiceBaseLimit.StreamsOutbound = logScale(32 * maxconns)
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defaultLimits.ServiceBaseLimit.Streams = logScale(32 * maxconns)
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defaultLimits.ProtocolBaseLimit.StreamsInbound = logScale(8 * maxconns)
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defaultLimits.ProtocolBaseLimit.StreamsOutbound = logScale(32 * maxconns)
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defaultLimits.ProtocolBaseLimit.Streams = logScale(32 * maxconns)
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log.Info("adjusted default resource manager limits")
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}
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// initialize
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var limiter *rcmgr.BasicLimiter
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var opts []rcmgr.Option
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repoPath := repo.Path()
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// create limiter -- parse $repo/limits.json if exists
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limitsFile := filepath.Join(repoPath, "limits.json")
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limitsIn, err := os.Open(limitsFile)
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switch {
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case err == nil:
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defer limitsIn.Close() //nolint:errcheck
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limiter, err = rcmgr.NewLimiterFromJSON(limitsIn, defaultLimits)
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if err != nil {
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return nil, fmt.Errorf("error parsing limit file: %w", err)
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}
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case errors.Is(err, os.ErrNotExist):
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limiter = rcmgr.NewStaticLimiter(defaultLimits)
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default:
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return nil, err
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}
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// TODO: also set appropriate default limits for lotus protocols
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libp2p.SetDefaultServiceLimits(limiter)
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opts = append(opts, rcmgr.WithMetrics(rcmgrMetrics{}))
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if os.Getenv("LOTUS_DEBUG_RCMGR") != "" {
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debugPath := filepath.Join(repoPath, "debug")
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if err := os.MkdirAll(debugPath, 0755); err != nil {
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return nil, fmt.Errorf("error creating debug directory: %w", err)
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}
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traceFile := filepath.Join(debugPath, "rcmgr.json.gz")
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opts = append(opts, rcmgr.WithTrace(traceFile))
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}
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mgr, err := rcmgr.NewResourceManager(limiter, opts...)
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if err != nil {
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return nil, fmt.Errorf("error creating resource manager: %w", err)
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}
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lc.Append(fx.Hook{
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OnStop: func(_ context.Context) error {
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return mgr.Close()
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}})
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return mgr, nil
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}
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}
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func logScale(val int) int {
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bitlen := bits.Len(uint(val))
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return 1 << bitlen
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}
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func ResourceManagerOption(mgr network.ResourceManager) Libp2pOpts {
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return Libp2pOpts{
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Opts: []libp2p.Option{libp2p.ResourceManager(mgr)},
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}
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}
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type rcmgrMetrics struct{}
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func (r rcmgrMetrics) AllowConn(dir network.Direction, usefd bool) {
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ctx := context.Background()
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if dir == network.DirInbound {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "inbound"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "outbound"))
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}
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if usefd {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.UseFD, "true"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.UseFD, "false"))
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}
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stats.Record(ctx, metrics.RcmgrAllowConn.M(1))
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}
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func (r rcmgrMetrics) BlockConn(dir network.Direction, usefd bool) {
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ctx := context.Background()
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if dir == network.DirInbound {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "inbound"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "outbound"))
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}
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if usefd {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.UseFD, "true"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.UseFD, "false"))
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}
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stats.Record(ctx, metrics.RcmgrBlockConn.M(1))
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}
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func (r rcmgrMetrics) AllowStream(p peer.ID, dir network.Direction) {
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ctx := context.Background()
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if dir == network.DirInbound {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "inbound"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "outbound"))
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}
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stats.Record(ctx, metrics.RcmgrAllowStream.M(1))
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}
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func (r rcmgrMetrics) BlockStream(p peer.ID, dir network.Direction) {
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ctx := context.Background()
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if dir == network.DirInbound {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "inbound"))
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} else {
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.Direction, "outbound"))
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}
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stats.Record(ctx, metrics.RcmgrBlockStream.M(1))
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}
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func (r rcmgrMetrics) AllowPeer(p peer.ID) {
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ctx := context.Background()
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stats.Record(ctx, metrics.RcmgrAllowPeer.M(1))
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}
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func (r rcmgrMetrics) BlockPeer(p peer.ID) {
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ctx := context.Background()
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stats.Record(ctx, metrics.RcmgrBlockPeer.M(1))
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}
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func (r rcmgrMetrics) AllowProtocol(proto protocol.ID) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ProtocolID, string(proto)))
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stats.Record(ctx, metrics.RcmgrAllowProto.M(1))
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}
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func (r rcmgrMetrics) BlockProtocol(proto protocol.ID) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ProtocolID, string(proto)))
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stats.Record(ctx, metrics.RcmgrBlockProto.M(1))
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}
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func (r rcmgrMetrics) BlockProtocolPeer(proto protocol.ID, p peer.ID) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ProtocolID, string(proto)))
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stats.Record(ctx, metrics.RcmgrBlockProtoPeer.M(1))
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}
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func (r rcmgrMetrics) AllowService(svc string) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ServiceID, svc))
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stats.Record(ctx, metrics.RcmgrAllowSvc.M(1))
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}
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func (r rcmgrMetrics) BlockService(svc string) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ServiceID, svc))
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stats.Record(ctx, metrics.RcmgrBlockSvc.M(1))
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}
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func (r rcmgrMetrics) BlockServicePeer(svc string, p peer.ID) {
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ctx := context.Background()
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ctx, _ = tag.New(ctx, tag.Upsert(metrics.ServiceID, svc))
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stats.Record(ctx, metrics.RcmgrBlockSvcPeer.M(1))
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}
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func (r rcmgrMetrics) AllowMemory(size int) {
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stats.Record(context.Background(), metrics.RcmgrAllowMem.M(1))
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}
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func (r rcmgrMetrics) BlockMemory(size int) {
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stats.Record(context.Background(), metrics.RcmgrBlockMem.M(1))
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}
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