Add basic deal stats api server for spacerace slingshot

cmd/lotus-shed/dealtracker.go

@@ -0,0 +1,265 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"net"
+	"net/http"
+
+	"github.com/filecoin-project/go-address"
+	"github.com/filecoin-project/lotus/api"
+	lcli "github.com/filecoin-project/lotus/cli"
+	"github.com/ipfs/go-cid"
+	"github.com/urfave/cli/v2"
+)
+
+type dealStatsServer struct {
+	api api.FullNode
+}
+
+var filteredClients map[address.Address]bool
+
+func init() {
+	filteredClients = make(map[address.Address]bool)
+	for _, a := range []string{"t0112", "t0113", "t0114", "t010089"} {
+		addr, err := address.NewFromString(a)
+		if err != nil {
+			panic(err)
+		}
+		filteredClients[addr] = true
+	}
+}
+
+type dealCountResp struct {
+	Total int64 `json:"total"`
+	Epoch int64 `json:"epoch"`
+}
+
+func filterDeals(deals map[string]api.MarketDeal) []*api.MarketDeal {
+	out := make([]*api.MarketDeal, 0, len(deals))
+	for _, d := range deals {
+		if !filteredClients[d.Proposal.Client] {
+			out = append(out, &d)
+		}
+	}
+	return out
+}
+
+func (dss *dealStatsServer) handleStorageDealCount(w http.ResponseWriter, r *http.Request) {
+	ctx := context.Background()
+
+	head, err := dss.api.ChainHead(ctx)
+	if err != nil {
+		log.Warnf("failed to get chain head: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	deals, err := dss.api.StateMarketDeals(ctx, head.Key())
+	if err != nil {
+		log.Warnf("failed to get market deals: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	var count int64
+	for _, d := range deals {
+		if !filteredClients[d.Proposal.Client] {
+			count++
+		}
+	}
+
+	if err := json.NewEncoder(w).Encode(&dealCountResp{
+		Total: count,
+		Epoch: int64(head.Height()),
+	}); err != nil {
+		log.Warnf("failed to write back deal count response: %s", err)
+		return
+	}
+}
+
+type dealAverageResp struct {
+	AverageSize int64 `json:"average_size"`
+	Epoch       int64 `json:"epoch"`
+}
+
+func (dss *dealStatsServer) handleStorageDealAverageSize(w http.ResponseWriter, r *http.Request) {
+	ctx := context.Background()
+
+	head, err := dss.api.ChainHead(ctx)
+	if err != nil {
+		log.Warnf("failed to get chain head: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	deals, err := dss.api.StateMarketDeals(ctx, head.Key())
+	if err != nil {
+		log.Warnf("failed to get market deals: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	var count int64
+	var totalBytes int64
+	for _, d := range deals {
+		if !filteredClients[d.Proposal.Client] {
+			count++
+			totalBytes += int64(d.Proposal.PieceSize.Unpadded())
+		}
+	}
+
+	if err := json.NewEncoder(w).Encode(&dealAverageResp{
+		AverageSize: totalBytes / count,
+		Epoch:       int64(head.Height()),
+	}); err != nil {
+		log.Warnf("failed to write back deal average response: %s", err)
+		return
+	}
+}
+
+type dealTotalResp struct {
+	TotalBytes int64 `json:"total_size"`
+	Epoch      int64 `json:"epoch"`
+}
+
+func (dss *dealStatsServer) handleStorageDealTotalReal(w http.ResponseWriter, r *http.Request) {
+	ctx := context.Background()
+
+	head, err := dss.api.ChainHead(ctx)
+	if err != nil {
+		log.Warnf("failed to get chain head: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	deals, err := dss.api.StateMarketDeals(ctx, head.Key())
+	if err != nil {
+		log.Warnf("failed to get market deals: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	var totalBytes int64
+	for _, d := range deals {
+		if !filteredClients[d.Proposal.Client] {
+			totalBytes += int64(d.Proposal.PieceSize.Unpadded())
+		}
+	}
+
+	if err := json.NewEncoder(w).Encode(&dealTotalResp{
+		TotalBytes: totalBytes,
+		Epoch:      int64(head.Height()),
+	}); err != nil {
+		log.Warnf("failed to write back deal average response: %s", err)
+		return
+	}
+
+}
+
+type clientStatsOutput struct {
+	Client    address.Address `json:"client"`
+	DataSize  int64           `json:"data_size"`
+	NumCids   int             `json:"num_cids"`
+	NumDeals  int             `json:"num_deals"`
+	NumMiners int             `json:"num_miners"`
+
+	cids      map[cid.Cid]bool
+	providers map[address.Address]bool
+}
+
+func (dss *dealStatsServer) handleStorageClientStats(w http.ResponseWriter, r *http.Request) {
+	ctx := context.Background()
+
+	head, err := dss.api.ChainHead(ctx)
+	if err != nil {
+		log.Warnf("failed to get chain head: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	deals, err := dss.api.StateMarketDeals(ctx, head.Key())
+	if err != nil {
+		log.Warnf("failed to get market deals: %s", err)
+		w.WriteHeader(500)
+		return
+	}
+
+	stats := make(map[address.Address]*clientStatsOutput)
+
+	for _, d := range deals {
+		if filteredClients[d.Proposal.Client] {
+			continue
+		}
+
+		st, ok := stats[d.Proposal.Client]
+		if !ok {
+			st = &clientStatsOutput{
+				Client:    d.Proposal.Client,
+				cids:      make(map[cid.Cid]bool),
+				providers: make(map[address.Address]bool),
+			}
+			stats[d.Proposal.Client] = st
+		}
+
+		st.DataSize += int64(d.Proposal.PieceSize.Unpadded())
+		st.cids[d.Proposal.PieceCID] = true
+		st.providers[d.Proposal.Provider] = true
+		st.NumDeals++
+	}
+
+	out := make([]*clientStatsOutput, 0, len(stats))
+	for _, cso := range stats {
+		cso.NumCids = len(cso.cids)
+		cso.NumMiners = len(cso.providers)
+
+		out = append(out, cso)
+	}
+
+	if err := json.NewEncoder(w).Encode(out); err != nil {
+		log.Warnf("failed to write back client stats response: %s", err)
+		return
+	}
+}
+
+var serveDealStatsCmd = &cli.Command{
+	Name:  "serve-deal-stats",
+	Flags: []cli.Flag{},
+	Action: func(cctx *cli.Context) error {
+		api, closer, err := lcli.GetFullNodeAPI(cctx)
+		if err != nil {
+			return err
+		}
+
+		defer closer()
+		ctx := lcli.ReqContext(cctx)
+
+		_ = ctx
+
+		dss := &dealStatsServer{api}
+
+		mux := &http.ServeMux{}
+		mux.HandleFunc("/api/storagedeal/count", dss.handleStorageDealCount)
+		mux.HandleFunc("/api/storagedeal/averagesize", dss.handleStorageDealAverageSize)
+		mux.HandleFunc("/api/storagedeal/totalreal", dss.handleStorageDealTotalReal)
+		mux.HandleFunc("/api/storagedeal/clientstats", dss.handleStorageClientStats)
+
+		s := &http.Server{
+			Addr:    ":7272",
+			Handler: mux,
+		}
+
+		go func() {
+			<-ctx.Done()
+			s.Shutdown(context.TODO())
+		}()
+
+		list, err := net.Listen("tcp", ":7272")
+		if err != nil {
+			panic(err)
+		}
+
+		s.Serve(list)
+		return nil
+	},
+}

cmd/lotus-shed/main.go

@@ -36,6 +36,7 @@ func main() {
 		mpoolStatsCmd,
 		exportChainCmd,
 		consensusCmd,
+		serveDealStatsCmd,
 	}
 
 	app := &cli.App{